REGISTER now for FREE 
|
FREE patent keyword monitoring and additional FREE benefits. REGISTER now for FREE
|
|
|
Telecommunications > Transmitter And Receiver At Separate Stations > Plural Transmitters Or Receivers (i.e., More Than Two Stations) > Central Station (e.g., Master, Etc.) > To Or From Mobile Station > Having Talk Group Having Talk GroupHaving Talk Group patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.03/01/07 - 20070049315 - Computer-aided conference session having priority indication A priority indication, which is used to prescribe at least one priority with which a conference session to which the at least one participant communication terminal is to be invited is to be conducted, is added to a conference session invitation message. ... 03/01/07 - 20070049314 - Push-to-talk group call system using cdma 1x-evdo cellular network A push-to-talk (“PTT”) group call system, for use as, e.g., a public safety wireless network, includes a CDMA-based 1x-EVDO radio access network operably connected to a PTT server over an IP network. The radio access network includes base stations for radio communications with a number of distributed mobile stations. In ... 02/15/07 - 20070037598 - Brew platform enabling advanced voice services (avs) including push-to-talk, push-to-conference and push-to-message on wireless handsets and networks A client application that provides advanced voice services (AVS), such as Push-to-Talk (P2T), Push-to-Conference (P2C), Upgrade to Conference (upgrade from P2T to P2C), Push-to-Message (P2M) and group SMS (Short Message Service), on wireless handsets and networks using a Binary Runtime Environment for Wireless (BREW™), which is an open architecture that ... 02/15/07 - 20070037597 - Architecture and implementation of closed user groups and limiting mobility in wireless networks A system for providing advanced voice services (AVS) in wireless communications systems includes a Real-Time Exchange (RTX) that interfaces to a wireless communications network to provide the AVS therein, wherein the AVS comprise Closed User Groups and Limiting Mobility. The Closed User Groups allow a group of users to make ... 02/15/07 - 20070037596 - Method and system for providing interoperable communications with location information A method for providing interoperable communications with location information includes receiving communications from a plurality of virtual talk groups. Each virtual talk group comprises a plurality of endpoints of different communication networks. The method includes receiving from a first mobile endpoint of a first virtual talk group of the plurality ... 02/01/07 - 20070026883 - System and method for re-invitation to push-to-talk over cellular group session A system and method for re-invitation to a PoC group session are provided. Processes of determining non-participating group members when the group session is initiated, obtaining information about the non-participating group members, and re-inviting the non-participating group members to a corresponding ongoing group session, are performed for all non-participating group ... 02/01/07 - 20070026882 - System and method for automatic user availability setting At least one condition concerning a first user (102) within a communication network is obtained. Presence information of a second user (114) within the communication network is determined based upon the at least one condition of the first user (102). The presence information of the second user is then projected ... 01/25/07 - 20070021138 - Methods and apparatus for providing ptt data buffering support indications from mobile devices and ptt data buffering control by wireless networks In one illustrative example of the present disclosure, a mobile communication device has one or more processors and a wireless transceiver adapted to provide communications through a wireless communication network. The one or more processors are operative to produce a mobile device indication message which indicates whether the mobile device ... 01/25/07 - 20070021137 - Peer-to-peer group management framework and methodology A group management framework and methodology for managing symmetric groups using peer-to-peer network communications. Group management is distributed throughout the group members of the peer-to-peer network, and group information is mirrored in each of the members of the group. The framework facilitates management of group member lists, provides group communication ... 01/25/07 - 20070021136 - System and method for granting transmit capability in a push to communicate system Systems of methods for performing queued and moderated communication groups in a system featuring network provided half duplex communications communication group sessions are provided. According to one aspect, a first mobile terminal provides the network with an identification of a second mobile terminal so that the network may automatically grant ... 01/25/07 - 20070021135 - Position reporting microphone A position reporting microphone, adapted for use in an existing communication system is disclosed. The position reporting microphone communicatively networks with the existing communication system channels to send and receive information such as for example audio, position, and/or identification information regarding the position reporting microphone. ... 01/25/07 - 20070021134 - Position reporting microphone A position reporting microphone, adapted for use in an existing communication system is disclosed. The position reporting microphone communicatively networks with the existing communication system channels to send and receive information such as for example audio, position, and/or identification information regarding the position reporting microphone. ... 01/25/07 - 20070021133 - Media-specific floor control for push-to-x communication The Real Time Control Protocol (RTCP) may be used for the floor control messaging channel and is independent from the requested media streams (217) which are typically Real-time Transport Protocol (RTP) media streams. Support may be provided for older mobiles that do not support each type of RTP media stream, ... 01/25/07 - 20070021132 - System and associated method for facilitating push-to-talk communications A push-to-talk (PTT) mobile station having a PTT ready mode, the mobile station having a controller adapted for executing computer program code; a memory connected to the controller for storing computer program code; computer program code stored in the memory and executable by the controller for operating the mobile station ... 01/25/07 - 20070021131 - Method for delayed entering into a conversation or renewed entering into a conversation of at least one radio communication device in an already existing push-to-talk group discussion, radio communication device, exchange unit and radio communication netw For delayed entering into a conversation or renewed entering into at least one radio communication device is an already existing push-to-talk group discussion of several radio communication devices, whereby the already delivered conversation totals have already been stored in at least one intermediately switched exchange unit, one or several conversation ... 01/11/07 - 20070010272 - Gateway between a push-to-talk type network and a second telecommunications network This gateway includes means for creating a first instance of a first push-to-talk client adapted to communicate with a second push-to-talk client via a first telecommunications network; means for setting up a call with a service provider on a second telecommunications network; and control means adapted to set up a ... 01/04/07 - 20070004439 - Character/data transmitting/receiving system, terminal management apparatus and character/data transmitting/receiving method used therein The present invention provides a character/data transmitting/receiving system, a terminal management apparatus, and a character/data transmitting/receiving method used therein, which can obtain responses from all the parties concerned at once without requesting a voice response from each of the parties in a group communication. PTT (Push-to-Talk) terminals and a terminal ... 01/04/07 - 20070004438 - Method and apparatus enabling ptt (push-to-talk) communications between legacy pstn, cellular and wireless 3g terminals An apparatus in one example has: a telecommunications network structured to allow simultaneous origination of simplex voice communication from one terminal of PTT (Push To Talk) terminals, wireline phone terminals, and multimedia web terminals to a predefined heterogeneous group of PTT terminals, wireline phone terminals, and a multimedia web terminals; ... 12/28/06 - 20060293073 - Method and apparatus for mixed mode multimedia conferencing A method and apparatus is provided for mixed mode conference call setup. The method includes the steps of inviting users to a mixed mode conference call by providing invitation information from an inviting user to a server and thereby providing invitations from the server to each of the users. The ... 12/21/06 - 20060286993 - Throttling server communications in a communication network An apparatus and method for throttling server communications in a communication network. Firstly, priorities are defined by a watcher for particular status events. These priorities are then mapped to a list of status events in an event filter. In response to a change of status event of a presentity, the ... 12/14/06 - 20060281482 - Poc server, poc terminal, floor control method, and poc terminal control method A floor can be fairly acquired in a PoC communication. In the PoC server which controls a floor in a PoC communication, a floor is put in an idle state in a PoC communication after a session establishing process required in the PoC communication. The information about the floor idle ... 12/14/06 - 20060281481 - Communication control server, communication terminal and communication control method Time required before PoC communication starts, in the case where a communication channel on the destination side has not been established, is shortened, and convenience of users is enhanced. A request for establishing a communication channel used for PoC communication is sent from a terminal TA. Immediately after receiving this ... 12/14/06 - 20060281480 - Method and apparatus for rapid secure session establishment on half-duplex ad-hoc group voice cellular network channels An apparatus (213) and corresponding methods (FIG. 7) to facilitate maintaining crypto synchronization while processing communication signals in a communication unit includes a vocoder (215) configured to convert input audio band signals to vocoder output frames; a crypto processor (217) configured to encrypt the vocoder output frames to provide encrypted ... 12/07/06 - 20060276213 - Method for managing communication sessions A method for managing communication sessions in a packet-oriented communication system, consisting of a central control unit and a plurality of mobile stations, which can be interconnected via the central control unit. To achieve this, a communication session is established between mobile stations that are assigned to a first communication ... 11/30/06 - 20060270430 - Push-to-talk event notification A method and system for notifying a push-to-talk enabled user of an event. The method includes the steps of: receiving event data to be provided to a user; determining a push-to-talk configuration including carrier information for the user; and based on the push-to-talk configuration, providing the event data and user ... 11/30/06 - 20060270429 - Three turn interactive voice messaging method A method for interactive communication among lightweight audio communication devices over a communication network is stored and executed as an application for use by network devices. The method includes directing an initial message from a first audio communication device to a second audio communication device through an audio channel. Within ... 11/09/06 - 20060252443 - Method and system for efficient addressing and power savings in wireless systems A method for addressing groups of stations in a wireless communication system begins by assigning the stations in the system into a number of groups. A group identifier is signaled to each station and the group identifier is indicated in a frame for each group that has data in the ... 11/09/06 - 20060252442 - Method for establishing a poc connection in a terminal device with a touch-screen display, an application used in the method and a terminal device The invention relates to a method for establishing a PoC connection (Push to talk over Cellular) from a terminal device with a touch-screen display to the terminal device of a receiving target. The identifier of the receiving target is selected from among the identifiers saved in the memory of the ... 11/09/06 - 20060252441 - System and method for programming an inactivity timer One or more characteristics of a PTT bearer message exchange between an originating mobile station (102) and a target mobile station (120) is determined. An expiration period of the inactivity timer (108) is programmed based upon the one or more characteristics of the PTT bearer message exchange. ... 11/02/06 - 20060246933 - Method and system for setting up a call in a mobile communication system supporting ptt service A method and system for providing a Push-To-Talk (PTT) service in association with a Radio Access Network (RAN) and an Internet Protocol (IP) network are provided. Each of access terminals (ATs) supporting the PTT service is allocated a multicast IP during session setup, and joins in a chat room for ... 10/26/06 - 20060240857 - Multicast transmission system and data distribution method A multicast transmission system includes a server and a plurality of terminal devices, the servers and the terminal devices connected through a network. Each terminal device includes data transmission means for transmitting data to the server during a PTT call, and output means for receiving counting result data from the ... 10/26/06 - 20060240856 - Implicit group formation around feed content for mobile devices A unique system and method that facilitates group-based mobile communication around external feed content is provided. The system and method involve adding external feed content to content generated within a group. Both types of content can be viewed on the mobile devices of the group. Updates to the feed content ... 10/26/06 - 20060240855 - Systems and methods for updating presence in a mobile communication network A mobile communication device is configured to use peer-to-peer communication to update presence information for the associated subscriber. Peer-to-peer communication bypass the network and reduce network overhead and reduce bandwidth consumption. The mobile communication device can also be configured to provide updated presence information to the network, whenever there is ... 10/19/06 - 20060234746 - Communication service methods and systems A method is provided to enable a participant of a communication event established using a first communication service to initiate a communication with at least one other participant of the communication event using a second communication service. The method includes receiving, from the participant of the communication event, a communication, ... 10/19/06 - 20060234745 - Method and system for collecting opinions of push-to-talk over cellular participants in push-to-talk over cellular network A method and system collect opinions of PoC clients in a PoC network, and provide a PoC system with an opinion voting function capable of collecting the opinions and performing an opinion voting procedure regardless of whether a floor is used when a user collects the opinion. The method includes ... 10/19/06 - 20060234744 - Method and system for splitting terminals in push-to-talk over cellular network A method establishes a PoC multimedia session for making a PoC multimedia call according to a support attribute of a PoC terminal and sets media for each session. In the method, a message for setting a session management server to split arbitrary PoC user terminals according to an attribute of ... 10/12/06 - 20060229095 - Method and system for performing media storage service in push-to-talk over cellular network A method is disclosed which sets a PoC Box service and transmits information on a service identifier by using a standard SIP, a SDP, an XCAP, and a PAP, in order to remain compatible with conventional PoC technology when performing call processing of session connection using a PoC Box. Further, ... 10/12/06 - 20060229094 - User equipment, method and system for simultaneous session control A user equipment (UE), method and system for controlling a simultaneous session are discussed. According to an embodiment, the system includes a UE to transmit a SIP message including simultaneous sessions support (SSS) setting information associated with the UE to a home network including a server; and the server to ... 10/12/06 - 20060229093 - Push to talk over cellular (half-duplex) to full-duplex voice conferencing Methods of enabling non-Push-To-Talk (PTT) enabled devices, configured for full-duplex communication, to participate in a PTT-over-Cellular (PoC) session that includes a PTT enabled device, are presented including: detecting start of speech from the non-PTT enabled device; generating a floor control request on behalf of the at least one non-PTT enabled ... 10/05/06 - 20060223563 - Method and system for transmitting information of respondent participating in push-to-talk over cellular network session Disclosed is a push-to-talk-over-cellular (PoC) service that transmits information on a group talk in a wireless connection section for operation in a mobile environment with a low traffic burden and higher efficiency. The PoC service transmits a PoC call request message of an originating PoC client to a terminating PoC ... 10/05/06 - 20060223562 - Method and apparatus for indicating an expected level of quality in a private push to talk (ptt) network A method and apparatus for indicating an expected level of quality in a private Push To Talk (PTT) network are disclosed. The method and apparatus receive at least one of an affiliation message and a talkgroup call request for a first subscriber unit of the private PTT network wherein a ... 09/21/06 - 20060211438 - Method and system for granting floor in push-to-talk over cellular network Provided is a method and system for granting the floor in a PoC network, in which, when a PoC server makes a request to establish a PoC session according to preset information of a PoC client wishing to make a PoC call rather than a session invitation request of the ... 09/21/06 - 20060211437 - Configurable and pushable carrier communications with rich content Apparatus, methods, data structures, and computer programming for the display on mobile wireless communications devices of information without the authorization or control of administrative servers. Displayed information can include, for example, carrier logos, news, and advertisements presented at the initiative of local service providers or other third-party systems. The local ... 09/14/06 - 20060205430 - Method and system for identifying respondent client in push-to-talk over cellular network A method provides information of a client making a first response to a network-initiated push-to-talk-over-cellular (PoC) group session when the network-initiated PoC group session is established. When it is determined that an event meeting session establishment criteria occurs at a server managing a session, the session management server sends an ... 09/14/06 - 20060205429 - Method for updating a location of a mobile communication terminal A method for updating a location of a terminal having a PTT function which includes, when the terminal moves into a new communication system coverage area, initiating a data call and transmitting a communication system identifier to a base station if the PTT function of the terminal is enabled, after ... 09/14/06 - 20060205428 - Method of performing a dynamic push-to-talk service The invention concerns a method of providing a Push-to-Talk (=PTT) based communication service to subscribers of the PTT service by means of a PTT server which dynamically creates a PTT group. A requesting subscriber sends a call request message to a PTT server. The call request message is analyzed by ... 09/14/06 - 20060205427 - Method of push-to-talk service The invention concerns a method of providing a Push-to-Talk (=PTT) service within one or more telecommunication networks (1, 2, 3, 4) by means of a gateway-server (5) which sets up a virtual connection per PTT connection. The virtual connection provides information about the participating terminals (10, 20, 30, 40) of ... 09/14/06 - 20060205426 - Communication apparatus A communication apparatus is described that automatically allocates the position of participants in a group call at various positions in sound-space. The position of each user is such that the user can distinguish between each participant of the call by the position of their voice. This allows the user to ... 08/24/06 - 20060189340 - Method and system for guaranteeing seamless session when replacing poc terminal in poc system A method and system for guaranteeing a seamless session when replacing a PoC terminal in a PoC system is provided, in which a currently busy PoC client can be replaced in an existing busy PoC session using a PoC compliant client capable of connecting the PoC session, thereby preventing a ... 08/24/06 - 20060189339 - Method and system for deleting floor in poc system A method and system for deleting a floor in a PoC system is provided, in which a session management server has a function to reset a floor management list, namely to cancel all reserved floors at once, and when an arbitrary PoC user makes a request to reset the floor, ... 08/24/06 - 20060189338 - Updating a database of terminal capabilities for use in service provision to a wireless terminal A method is provided of providing a telecommunications service to a wireless telecommunications terminal. This is by first receiving an indication that capability of the terminal has changed. A record in a database is then updated as to the change. The database is inspected so as to provide a telecommunications ... 08/24/06 - 20060189337 - Premium voice services for wireless communications systems Two advanced group-based voice services, known as Push-to-Conference (P2C) and Push-to-Message (P2M) services are provided by a real-time exchange (RTX) that interfaces to the wireless network. The RTX provides a full-duplex Push-to-Conference (P2C) session between an initiator and two or more other participants, wherein the P2C session comprises a full-duplex ... 08/17/06 - 20060183492 - Radio system with universal communication interface A radio system comprises a radio (1) having a transmit mode activated by a press to talk (PTT) switch (16) mounted on a universal communication interface (12) for mounting on a radio interface (6) associated with the radio (1). The radio interface (6) may or may not form part of ... 08/17/06 - 20060183491 - Reducing size of messages over the cellular control channel Methods and apparatus for initiating a PTT call from a caller client device to a recipient client device. The methods and apparatus register the caller client device with the PTT system, wherein caller data identifying the caller client device is transmitted to the PTT system; store the caller data; generate, ... 08/10/06 - 20060178161 - Method and system for automatically updating user information in a push-to-talk system Disclosed is a method and system for automatically updating user information in a Push-To-Talk (PTT) system. In the system, when an arbitrary user terminal performs a PTT service using a new connection number and registers user information, a PTT server transmits the new connection number and/or user information to connected ... 08/10/06 - 20060178160 - System and method for management of communication rights A system and method for managing the communication rights of communication media groups such as audio, video, and text data streams, as well as the communication rights of a plurality of telecommunication devices participating in a telecommunication conference is provided. The communication rights of the telecommunication devices are managed in ... 08/10/06 - 20060178159 - Voice activated push-to-talk device and method of use An push-to-talk wireless communication device and method of facilitating a push-to-talk call are disclosed. The wireless communication device includes a voice recognition module that allows a user to establish and carry out a push-to-talk call through voice commands. The voice recognition module facilitates a push to talk call by establishing ... 08/03/06 - 20060172755 - System and method for push-to-talk image communications in a mobile communication terminal An image communication system and a method, capable of a group-call pictorial communication using a mobile communication terminal. The system provides mobile subscribers with Push-To-Talk (PTT) picture communication with one or more designated destination parties, converting a set of voice data and image data to PTT Internet Protocol packets and ... 08/03/06 - 20060172754 - Method and system for servicing full duplex call in push-to-talk over cellular A method and system are provided for servicing a full duplex call in Push-To-Talk over cellular (PoC) in a communication system including at least two or more calling/called terminals for receiving a Push-To-Talk (PTT) service and a mobile network for providing the PTT service to the calling/called terminals. The calling ... 08/03/06 - 20060172753 - Method and system for establishing network-initiated poc group session Provided is a method and system for establishing a network-initiated PoC group session, capable of initiating establishment of a PoC session at a point of time when presence information of an opposite party intending to make a call is transited from a state in which a call can not be ... 08/03/06 - 20060172752 - Method and apparatus for providing talk permit notification for a ptt call Various embodiments are described to provide push to talk (PTT) talk permit notification (TPN) with less average delay, given a desired rate of falsing, than prior art systems can achieve. A first communication system device (e.g., 101, 121, or 161) determines (504) whether one or more conditions are present for ... 07/13/06 - 20060154683 - Communication method and commmunication system A communication method and a communication system which enable a user to swiftly send a standard voice message or sound to one or more other communication perties during a conversation, and also simultaneously send a voice message to a plurality of other communication parties. A user can swiftly transmit a ... 07/13/06 - 20060154682 - System and method for changing a talk group of a mobile communication terminal A system and method for changing a talk group of a mobile communication terminal, which includes a PTT (Push To Talk) server and a mobile communication terminal is described. The PTT server is configured to transmit a message requesting the mobile communication terminal to change a talk group based on ... 07/13/06 - 20060154681 - Method and system for controlling talk time for poc user A method and system for controlling a talk time for a PoC user is provided, capable of freely extending and using the talk time according to whether there is a floor requester or a priority when a talker obtains a floor during PoC communication. The method includes determining whether a ... 07/06/06 - 20060148504 - System, apparatus, and method for enhancing mobile communication terminal push to talk service Disclosed is a system, apparatus, and method for enhancing a mobile communication terminal PTT service which includes a Voice Message System (VMS) server for storing a voice message sent from a sender's terminal when a recipient's terminal is in a receive-not-ready state; and a Session Initiation Protocol (SIP) proxy server ... 07/06/06 - 20060148503 - Method and apparatus for setting up a dispatch/push-to-talk call When a user of a subscriber unit (SU) originates a dispatch, or Push-to-Talk (PTT), non-local call with a target SU, a communication system serving the originating SU notifies the originating SU that the call is a non-local call before establishing the call. By notifying the originating SU as to whether ... 07/06/06 - 20060148502 - Switching a call from a network assisted communication mode to a direct communication mode A mobile communication device (214) in a communication system (200) initiates a call over the fixed equipment network of the communication system to another mobile communication device (216). If the two mobile communication devices are within sufficient proximity to each other, they may switch to a direct mode of communication. ... 07/06/06 - 20060148501 - Method and telecommunication system involving wireless telecommunication between a mobile part and a base station for registering a mobile part System and method for the registration of a mobile part (MT, OA, HA) in a base station (BS) in a telecommunication system designed for wireless communication between a mobile part (MT, OA, HA) and a base station (BS. The base station and the mobile part are initially placed in an ... 06/29/06 - 20060142037 - Method and system for processing poc call based on answer mode of push to talk over cellular system client Disclosed is a method and system for establishing a session for a Push to Talk (PTT) over Cellular call (PoC). In the method, when an answer (response) mode of a PoC server and a PoC client are not in accordance with each other, an error message is transmitted to the ... 06/29/06 - 20060142036 - Handling talk burst denials in group communication system supporting ptt service A method for processing a talk burst of a PTT server when a PTT terminal requests permission to send a talk burst, but the talk burst has already been allocated to another PTT terminal. The PTT server sends to every PTT terminal having a session established therefor, a talk burst ... 06/22/06 - 20060135192 - Monitoring availability of selective call radios in a half-duplex radio communication system A source SCR (106) coupled to a half-duplex radio communication system (100) includes a transceiver (202), and a processor (203) coupled to the transceiver. The source SCR and the half-duplex radio communication system are programmed to receive at the half-duplex radio communication system a monitor request message from a source ... 06/15/06 - 20060128411 - Group call in a communication system The present invention relates to an ad-hoc group call made from a subscriber device of a communications system. A list of subscribers is stored in a phonebook application in a subscriber device. A user can activate a group call and select two or more subscribers from the phonebook. In response ... 06/08/06 - 20060121927 - Method for transmitting message during ptt call service in mobile communication terminal Disclosed is a method for transmitting a message during a PTT call service in a mobile communication terminal. The method includes checking whether a message transmission key is input during a PTT call service; when the message transmission key is input, displaying a screen containing a plurality of preset messages; ... 06/08/06 - 20060121926 - Method for displaying image of talker during ptt call service in mobile communication terminal Disclosed is a method for displaying an image of a talker during a PTT call service in a mobile communication terminal. In the method, a current state is checked during a PTT call service. When the current state is a listening state, an image of a talker is read from ... 06/08/06 - 20060121925 - Method for processing conversation information in wireless terminal Disclosed is a method for processing conversation information in a wireless terminal. The method includes registering information about a push-to-talk (PTT) conversation service subscriber currently performing push-to-talk conversation when a key for storing push-to-talk conversation data is input during execution of a push-to-talk conversation service, and storing push-to-talk conversation data ... 06/08/06 - 20060121924 - Push to video service mode selection using device settings A method (600, 700) and apparatus (800) are described for selecting a Push to Video (PTV) service mode (303) allowing transmission of a video information stream (102) and a corresponding audio information stream (103) from an originating wireless communication unit (110) having floor control to a wireless target communication unit ... 06/08/06 - 20060121923 - Methods, systems, and computer program products for updating availability information in voice-call applications A method of updating user availability information in a voice-call application executing on a mobile terminal includes automatically retrieving user activity information from an activity application and updating the user availability information for the voice-call application based on the retrieved user activity information. The voice-call application may be a push-to-talk ... 06/01/06 - 20060116150 - Push-to-talk apparatus and method for communication between an application server and media resource function processor An exemplary embodiment of an apparatus for performing push-to-talk communications over a wireless network comprises a push-to-talk (PTT) server including an application server (AS) and a media resource function processor (MRFP) configured to communicate with user equipment over a wireless link. The application server includes a media resource function controller ... 06/01/06 - 20060116149 - System and method for efficient push-to-talk communications A system and method are provided for efficient push-to-talk (PTT) communications in a cellular network of wireless telephones. The method comprises the steps of: receiving a PTT session initiation in a cellular wireless telephone network; identifying a plurality of common PTT session mobile stations in close proximity as a group; ... 05/25/06 - 20060111134 - Ussd-facilitated call setup for push to talk over cellular (poc) services A method of setting up a Push-To-Talk-over-Cellular (PoC) call between a calling mobile station (MS) and a called MS in a cellular communications network. In GSM/GPRS networks, the method decreases the call setup time, from the time the push-to-talk button is pressed, by causing the called MS to change to ... 05/18/06 - 20060105795 - Passive locator Groups of consenting users such as families can track where other members of the same group are under agreed upon access arrangements. The locating system can operate in a passive mode. Users do not have to actively sign-in or check-in to the locating system for the locating system to obtain ... 05/18/06 - 20060105794 - Push to view system for telephone communications Provided is a system for providing a “push-to-view” (P2V) capability in conjunction with telecommunication devices. When a key, button or switch on a telecommunication device is pressed or switched, a camera at a remote site is activated. An image is then transmitted from the remote camera and displayed on the ... 05/18/06 - 20060105793 - Broadcast message services for communication devices engaged in push-to-talk communication A method (200) and an apparatus (700) for a wireless communication network (102) for providing a broadcast message to a group of wireless communication devices (104, 106, 108) engaged in a push-to-talk (“PTT”) communication are provided. The wireless communication network (102) receives (204) broadcast information from a priority entity (118), ... 05/11/06 - 20060099983 - System and method for performing group call processing in a key telephone system A system and method processes a group call of a key telephone system. When a sender requests a call, a key telephone system transmits a message including a group call mask, which indicates a recognition number of the group corresponding to the call, to every Digital Enhanced Cordless Telephone (DECT) ... 05/11/06 - 20060099982 - Group calls in a mobile radio system A method of arbitrating group calls in a digital mobile radio system without need of a central component. In general terms the base station that are serving mobile units in a call each announce the nature of the signals that they are receiving. The stations then each compare the signals ... 05/04/06 - 20060094455 - Method and system for setting application settings for a push-to-talk service A Multimedia system and a method in a Multimedia system where a first user with user equipment (1) uses a Push to talk service (PTT) to communicate with at least one second subscriber's user equipment (2) using said Push to talk service (PTT), wherein a PTT-server (3) providing the PTT-service ... 04/27/06 - 20060089167 - System and method for initiating push-to-talk sessions between outside services and user equipment Outside services are connected to user equipment via a push-to-talk (PTT) session by signing-up the user equipment with the outside service, generating a request to establish the PTT session between the user equipment and the outside service, establishing the PTT session, and transmitting media from the outside service to the ... 04/20/06 - 20060084455 - Apparatus and method for requesting or allocating a push-to-talk right to talk and/or for requesting or communicating queuing information A push-to-talk communication system is described in which a decision unit (chair) and/or a queue are provided for allocating the right to talk during a push-to-talk communication, and corresponding control messages, request messages and information messages are transmitted. ... 04/20/06 - 20060084454 - Call processing system and method based on answer mode of push to talk over cellular user A call processing system and method based on an answer mode of a Push-to-Talk over Cellular (PoC) user are provided. A data format is defined, which inserts an indicator indicating a manual answer override into a payload of a Real-time Transport Control Protocol (RTCP) in a format of a new ... 04/13/06 - 20060079261 - Push-to-talk communication system, mobile communication terminal, and voice transmitting method Provided is a push-to-talk (PTT) communication system including: a server for controlling PTT communications; and a mobile communication terminal that requests the server for a voice transmission right for transmitting voice information to a predetermined communication counterpart based on the PTT communications. The mobile communication terminal requests the server for ... 04/13/06 - 20060079260 - Ad-hoc dispatch chatroom A system and method of establishing a multi-party dispatch communication session is disclosed. In accordance with an embodiment of a method of the present invention, the method includes receiving an invitation to join a multi-party dispatch communication session directed to a called party at a dispatch network. The invitation is ... 03/23/06 - 20060063550 - System and method for efficient media resource allocation A system and method for allocating service provider network resources for supporting dispatch multi-party calls is disclosed. In an embodiment of a method of the present invention, the method includes receiving a requirement at the service provider network for supporting a dispatch multi-party call having a projected number of participants. ... 03/23/06 - 20060063549 - Architecture to facilitate the monetization of disparate, inter-worked push to talk technologies An inter-working network includes a plurality of interfaces for facilitating communications with a plurality of dispatch networks, a signaling controller, a media gateway and a system for facilitating the monetization of inter-carrier dispatch communications. The signaling controller and media gateway generate dispatch call records for dispatch sessions facilitated through the ... 03/23/06 - 20060063548 - Group communication service method, mobile terminal using the same, and group communication service system thereof A method of group communication service, mobile terminal using the same, and a group communication service system thereof enables selective communications with one or more group communication counterparts with respect to a specific area. The method performs a group communication service with respect to a plurality of pushto service subscribers ... 03/09/06 - 20060052126 - Push-to-talk signaling and media inter-working architecture An inter-working network for facilitating dispatch communications between subscribers of disparate dispatch networks includes core inter-working components and regional inter-working components. The core inter-working components include a network management system, an address translation server, a location server and a billing clearinghouse. Regional inter-working components include a plurality of points-of-presence and ... 03/02/06 - 20060046759 - Mobile communication system using push to talk scheme for supplying location based service and method therefor A mobile communication system using a push to talk (PTT) scheme for providing a location based service (LBS) is provided. The system comprises a positioning server for confirming requested location information and transmitting subscriber information corresponding to the requested location information in cooperation with a mobile switching center and a ... 03/02/06 - 20060046758 - Methods of retrieving a message from a message server in a push-to-talk network In a push-to-talk communications network, a method of retrieving a set of messages from a message server to a first receiving device is disclosed. The method includes sending a notification for each of the set of messages to the first receiving device that the set of messages can be retrieved, ... 03/02/06 - 20060046757 - Methods of transmitting a message to a message server in a push-to-talk network In a push-to-talk communications network, a method of transmitting a message from a sending device to a set of receiving devices is disclosed. The method includes selecting the set of receiving devices from a contact list on the sending device, such that each of the receiving devices has an address ... 03/02/06 - 20060046756 - System and method for transmitting and playing alert tones in a push-to-talk system A system and method for transmitting alert tone information among communicating wireless devices to identify a speaker in a push-to-talk system. A predefined set of alert tones is stored in a wireless device, and when a user presses a push-to-talk button on the wireless device, the wireless device displays a ... 03/02/06 - 20060046755 - System and method for transmitting graphics data in a push-to-talk system A system and method that transmits and displays graphical images among wireless devices in a push-to-talk system A predefined set of graphical images is stored in a wireless device, and when a user presses a push-to-talk button on the wireless device, the wireless device displays a list of predefined images ... 02/23/06 - 20060040691 - Method and system for group call service A method and system for group call services in a CDMA radio access network over a GSM-MAP or ANSI-41 core network are presented. The method and system provide for call setup, call notification, and call termination in the air interface of the CDMA radio access network. The necessary modification to ... 02/23/06 - 20060040690 - Method of providing poc service in mobile communication system A method of providing a PoC service service in a mobile communication system is disclosed, by which a user's sensory duration can be reduced in case of switching a status of a traffic channel between a user equipment and a mobile communication network to an active mode from a dormant ... 02/23/06 - 20060040689 - Push to talk (ptt) service method A method of providing a Push-To-Talk (PTT) service is provided. In a PTT service provided through a PTT server to a PTT portable terminal, the PTT portable terminal requests termination of its participation in a PTT group call during the PTT group call takes place among at least three members, ... 02/23/06 - 20060040688 - Assignment of token to ptt communications A PTT communication system includes a plurality of terminals having respective PTT buttons, a management server for managing advertisements or contents, and a PTT communication server for controlling a token for PTT communications. When the PTT button of either one of the terminals is pressed, the PTT communication server assigns ... 02/23/06 - 20060040687 - Method of communicating using a push to talk scheme in a mobile communication system A method for communicating using a Push To Talk (PTT) call traffic scheme in a mobile communication system. The method comprises the steps of selecting at least one subscriber with whom a calling user wants to communicate through the PTT call traffic scheme, determining if a Push To Data (PTD) ... 02/23/06 - 20060040686 - Apparatus and method for displaying an image of a speaker in a push-to-talk communication service in a push-to-talk portable terminal Apparatus and method are provided for displaying a push-to-talk (PTT) communication service subscriber having the right to speak in a portable terminal capable of using a PTT communication service. When the PTT communication service is executed, information of a PTT communication service subscriber having the speaking right is received. Image ... 02/16/06 - 20060035659 - Method for ptt service in the push to talk portable terminal A method for performing a push to talk (PTT) communication service in a portable terminal. The method comprises entering a PTT communication mode and providing a PTT application, when a function key and an abbreviated number key for performing the PTT communication service are input to the portable terminal and ... 02/16/06 - 20060035658 - Voice call connection method during a push to talk call in a mobile communication system Disclosed is a method for connecting a phone call during a Push To Talk (PTT) call traffic in a mobile communication system. The method comprises the steps of searching for a subscriber information of a selected current subscriber from both a PTT subscriber information and a subscriber group list, if ... 02/16/06 - 20060035657 - Providing talk burst authority in group communication system supporting ptt service A method for managing a talk burst in a PTT service system comprises: allocating, by a PTT server, master authority to a particular PTT client; and controlling, by the PTT server, another PTT clients according to a talk burst management procedure selected by the PTT client having the master authority. ... 02/16/06 - 20060035656 - Method and system for merging multiple push-to-talk over cellular sessions A method for performing session merging between PoC sessions under the environment of multiple PoC sessions is provided. A merging PoC client sends a request for the session merging with a merged session to a PoC server managing a merging session to which the PoC client belongs. The PoC server ... 02/09/06 - 20060030347 - Virtual push to talk (ptt) and push to share (pts) for wireless communications systems Advanced voice services known as “Virtual Push-to-Talk” and “Push-to-Share” for wireless communications systems. A Real-Time Exchange (RTX) interfaces to the wireless network to provide these advanced voice services. ... 02/02/06 - 20060025168 - Synchronizing push to talk service in wireless communication system The present invention relates to synchronizing a terminal and a server in a shadow area of service in a push-to-talk (PTT) service system. An alive report packet is periodically transmitted to a server by a terminal having no permission to send a talk burst. A talk burst idle packet is ... 02/02/06 - 20060025167 - Call processing system and method Systems and methods are provided for sending caller ID information including a PTT signal up to a user interface module quickly, instead of first sending an incoming call alert or an incoming call alert and caller ID information without PTT information, and later sending the PTT information. A bypass alert ... 02/02/06 - 20060025166 - Method and apparatus for transmitting in a communication device A technique for activating a transmit mode of a communication device (100) is provided encompassing the steps of generating a light signal on an outer surface of the communication device; inhibiting the light signal; and activating the transmit mode of the communication device in response to the light signal being ... 01/26/06 - 20060019692 - Pt service system and method A PT service system and method are provided. According to an embodiment, there is provided a client device comprising a PT (push-to) client to transmit a talk burst request message for requesting a permission to send a talk burst. The talk burst request message includes a timestamp which includes time ... 01/26/06 - 20060019691 - Method and system for evaluating the efficacy of locally-applied anti-proliferative or other agents on neointimal hyperplasia, immunohistochemical and vascular cell cycle changes in injured or atherosclerotic rabbit central ear arteries A methodology for percutaneously accessing the central ear artery of a rabbit may be utilized for inducing, treating and evaluating injuries therein to determine the pathology of the injuries and the safety and efficacy of the treatment. The central ear artery of a rabbit is similar to morphology to human ... 01/26/06 - 20060019690 - System and method of providing group dispatch calling between users in distinct geographical areas A dispatch communications system is disclosed that facilitates group dispatch communications respectively between subscriber units residing within a first geographical area, subscriber units residing within a second geographical area, and subscriber units residing respectively within the first and second geographical areas. The dispatch communications system includes a first intra-area dispatch ... 01/26/06 - 20060019689 - Mobile phone push-to-talk voice activation A voice activated method of establishing a Push-to-Talk (PTT) connection from a mobile phone is disclosed. The mobile phone user presses and holds a PTT key on the mobile phone. The user then speaks the name of a contact. The mobile phone recognizes the name of a contact that has ... 01/19/06 - 20060014556 - Method and apparatus for processing call in ptt over cellular (poc) system A push to talk (PTT) system. Where when there is a call connection request to any terminal in a PTT system with a pre-established session, a query message is transmitted to a PTT terminal receiving the call connection request in order to determine to accept a call request, and a ... 01/19/06 - 20060014555 - Method and apparatus for determining whether a talkgroup is occupied A method and system for informing a subscriber unit in a trunked communication system of whether a talkgroup is occupied. The method and apparatus receive a request to communicate with the trunked communication system and select a talkgroup of the trunked communication system. The method and system also communicate with ... 01/12/06 - 20060009249 - Method and apparatus for creating a communication group using an address book A method and apparatus for creating a communication group using an electronic address book to facilitate Push-to-Talk over Cellular (PoC) group communication sessions are disclosed. A group definition for determining members of the new PoC Group is composed from one or more contacts from the electronic address book such as ... 01/05/06 - 20060003784 - Trunking and push-to-talk mechanisms for wcdma wireless communications Methods and systems for implementing trunking techniques in WCDMA systems for handling group calls and push-to-talk services. ... 12/29/05 - 20050288050 - Method for distinguishing different types of data content in data packets in a wireless communication system Apparatus and method for reducing latency in push-to-talk communications in a wireless communication network. Time sensitive push-to-talk (PTT) related messages are identified in a specially designated header, so they can be handled differently by radio mobile devices. These messages with the special designated header are transmitted through signaling channels from ... 12/29/05 - 20050288049 - Asynchronous signaling and data delivery in a wireless communication system A system and method for signaling and delivering group communication data, such as push-to-talk (PTT) setup data, to a dormant wireless telecommunication device across a control channel on a wireless communication network. Each wireless telecommunication device is able to direct a single group communication stream to a designated target group ... 12/29/05 - 20050288048 - Method for using a signaling channel to set up a call request for a push-to-talk communication on a wireless communication network An apparatus and method for enabling fast set up for push-to-talk (PT) communications in a wireless communication network. PTT set up related messages are identified through a specially designated header and the messages with the special designated header are transmitted through signaling channels from a radio transmission unit to a ... 12/29/05 - 20050288047 - Wireless communication system utilizing a persistence value for group communication requests to reduce latency A system and method for minimizing latency for direct group communications, such as push-to-talk (PIT) calls, among a group of wireless telecommunication devices on a wireless telecommunication network. The wireless telecommunication device selectively requests and then receives an open dedicated broadcast channel for an outgoing communication, which can include a ... 12/08/05 - 20050272455 - Management of devices A method for simultaneously managing a plurality of mobile devices, the method including the steps of initiating a management session, forming a group of mobile devices to be managed in the session, forming a management message including an identifier specific to the management session and to the group of the ... 12/08/05 - 20050272454 - Method and apparatus for providing a low-latency, high-accuracy indication-to-speak and abandon call A push-to-talk over cellular (PoC) system is provided in which a negative indication-to-speak may be delivered to a requesting unit when the requested wireless unit is not available. In one embodiment of the instant invention, a first wireless unit is paged in response to receiving a request from the second ... 12/01/05 - 20050266869 - Apparatus and method for establishing talk session in push to talk (ptt) service providing system An apparatus and method for providing a push to talk (PTT) service are provided. In a system providing the PTT service, when a called terminal receiving a talk request message from a calling terminal is in a log-out state or a busy state, a short message is transmitted to a ... 11/24/05 - 20050261016 - Subscriber identity module (sim) enabling advanced voice services (avs) including push-to-talk, push-to-conference and push-to-message on wireless handsets and networks A Subscriber Identity Module (SIM) that stores the logic and data for providing advanced voice services (AVS) including Push-to-Talk (P2T), Push-to-Conference (P2C), Upgrade to Conference (upgrade from P2T to P2C), Push-to-Message (P2M) and group SMS (Short Message Service), on wireless handsets and networks. When inserted into a handset, the AVS ... 11/24/05 - 20050261015 - Method and communications arrangement for setting up a push-to-talk communications link and push-to-talk client unit Within the scope of a setup of a push-to-talk communications link, a link setup message is transmitted from a first push-to-talk client unit to a push-to-talk server unit. The link setup message contains a mode information item which specifies whether the client unit desires a setup of the communications link ... 11/17/05 - 20050255871 - Method and system for interrupting a dispatch call The invention concerns a method (300) and system (100) for interrupting a dispatch call. The method can be practiced in a dispatch communications system (100) having at least a first communications channel (162) for carrying voice traffic and a second communications channel (164) for carrying communications-enabling information. The method includes ... 10/13/05 - 20050227722 - Talker arbitration method and apparatus During the course of a push-to-talk talkgroup wireless communication, decisions (21) are made regarding possible subsequent push-to-talk communication needs for the group. Based at least in part upon such decisions, a network location is identified (22) to provide talker arbitration support for this talkgroup. In one embodiment the identified network ... 10/06/05 - 20050221852 - Methods for controlling processing of inputs to a vehicle wireless communication interface An improved system and procedure for organizing communications in a vehicular wireless communication system. In one embodiment, methods and systems are disclosed for operating a communication system in a first vehicle in which a microphone or microphones are selectively enabled to preferentially pick up the voice of only a particular ... 10/06/05 - 20050221851 - Conversion of calls from an ad hoc communication network An improved system and procedure for allowing participants within a group conversation on a wireless communication network to at least temporarily break away from a group conversation and hold a side bar conversation. The side bar conversation may comprise several different types, including a public conversation (much like the original ... 09/29/05 - 20050215273 - Push-to-talk over cellular system The present invention provides a PoC system which has the following capabilities: 1) it enables communication content to be confirmed afterwards; 2) by recording communication content in conjunction with information such as a caller identifier, it makes it easy to retrieve communication content afterwards; 3) it can record communication content ... 08/11/05 - 20050176454 - User interface for cellular telephone group calls In connection with a push-to-talk-over-cellular (PoC) function of a cellular telephone, the user interface of the cellular telephone presents certain information to the user of the cellular telephone concerning a current group call session. The information may include an indication of what proportion of the members of a group designated ... 07/28/05 - 20050164726 - System and method of providing push-to-talk service in a mobile communication system A system and method of providing a Push-To-Talk (PTT) service in a mobile communication system are provided. Particularly, a new service option for the PTT service is defined and set before a call setup between a mobile station (MS) and a base station (BS) in order to allow the MS ... 07/14/05 - 20050153724 - Method and apparatus for sharing user information in a group communication network The disclosed embodiments provide methods and apparatus for detecting or announcing presence and/or location information in a wireless communication network. In one aspect, a method for sharing user information in a wireless communication network includes sending an alert from an originator to a target, the alert including information about the ... 06/30/05 - 20050143111 - Determining availability of members of a contact list in a communication device A method of determining PTT availability of members of a contact list in a wireless PTT communication system makes efficient use of resources by updating client devices (118, 122, 126) with new PTT contact list status information only when necessary. The availability of client devices (118, 122, 126) associated with ... 06/09/05 - 20050124367 - Optimized push-to-talk call setup A requesting handset in a wireless communication network sends a call message requesting a push-to-talk connection with a target handset. In response, a push-to-talk server sends a connection status message to the requesting handset. The connection status message is sent to the requesting handset in a control channel such as ... 06/09/05 - 20050124366 - Directed flood of push-to-talk announce message A target handset in a wireless communication network receives a PTT call announce message that is broadcast over a plurality of base stations without first sending a page message to precisely locate the target handset. The plurality of base stations cover a geographic region in which the target handset is ... 06/09/05 - 20050124365 - Floor control in multimedia push-to-talk An apparatus, architecture and method for floor control in a Push-to-Talk system. A mobile station (203) may transmit a floor request message or messages and request multiple floors. Each floor may correspond to a media type having multiple media streams. A PoC server (201) assigns a priority to media types ... 06/09/05 - 20050124364 - Push-to-talk handling in a dual processor environment In a push-to-talk device having two processors where one of said processors is a radio chip and one of said processors is a microprocessor, a method and apparatus for synchronizing said microprocessor and said radio chip comprising the steps of: checking the status of a radio push-to-talk key on said ... ### FreshPatents.com Support |