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At&t Corp. patentsThe following is a sampling of recent At&t Corp. patent applications (USPTO Patent Application #, Patent Title) sorted by month.
April 2008 - At&t Corp. patents
20080088846 - Method and apparatus for acoustic sensing using multiple optical pulses
20080091795 - Method for improving web performance by adapting servers based on client cluster characterization
20080084874 - Session initiation protocol (sip) messages incorporating address and/or routing information obtained from a contact header of a redirect message
20080080518 - Method and apparatus for detecting compromised host computers
20080080517 - System and method for forwarding traffic data in an mpls vpn
20080081557 - Intra-premises wireless broadband service using lumped and distributed wireless radiation from cable source input
20080082553 - Energy-efficient design of a multimedia messaging system for mobile devices
March 2008 - At&t Corp. patents
20080075055 - Architecture and method for using ieee 802.11-like wireless lan system to emulate private land mobile radio system (plmrs) radio service
20080075260 - Method and system for providing calling area information
20080077407 - Phonetically enriched labeling in unit selection speech synthesis
20080071918 - Xml in the masp client-server protocol
20080062407 - Method and apparatus for increasing the security of the physical fiber plant by polarization monitoring
20080062891 - Systems, devices, and methods for network routing
20080063101 - Method for estimating time and frequency offset in an ofdm system
20080065383 - Method and system for training a text-to-speech synthesis system using a domain-specific speech database
20080065410 - Virtual work environment for remote users
20080065783 - Externally controlled reachability in virtual private networks
20080055332 - Texture replacement in video sequences and images
20080056275 - Flexible multicasting in high-capacity switches
20080059173 - Method and system for providing an automated web transcription service
20080059194 - Method and system for aligning natural and synthetic video to speech synthesis
February 2008 - At&t Corp. patents
20080049646 - Communication network apparatus and method
20080049761 - in-band qos signaling reference model for qos-driven wireless lans
20080049767 - Method for controlling multiple network services based on a user profile
20080049783 - Network controller and method to support format negotiation between interfaces of a network
20080049911 - Method and apparatus for connecting a caller previously diverted to voicemail
20080052268 - Method and apparatus for optimizing queries under parametric aggregation constraints
20080043690 - Method and apparatus for delivering ipp2t (ip-push-to-talk) wireless lan mobile radio service
20080043691 - Method and apparatus for delivering ipp2t (ip-push-to-talk) wireless lan mobile radio service
20080043740 - Method for unidirectional and bidirectional label switched path setup in a label switched network
20080046243 - Method and system for automatic detecting morphemes in a task classification system using lattices
20080046418 - Systems and methods for generating markup-language based expressions from multi-modal and unimodal inputs
20080046691 - Power reduction in microprocessor systems
20080037471 - Method and apparatus for handing off control of service access over a cable ip network
20080040227 - System and method of marketing using a multi-media communication system
20080031158 - Communication network apparatus and method
20080031229 - Method of sizing packets for routing over a communication network for voip calls on a per call basis
January 2008 - At&t Corp. patents
20080025205 - Network segmentation method
20080025335 - Communication network apparatus and method
20080019329 - Hybrid coordination function (hcf) access through tiered contention and overlapped wireless cell mitigation
20080019343 - Wireless lans and neighborhood capture
20080019695 - Fiber and wire communication system
20080021697 - System and method of ubiquitous language translation for wireless devices
20080022309 - Method and apparatus for providing a personalized television channel
20080022328 - Method and system for providing interactive virtual tablecloth
20080013508 - Fixed deterministic post-backoff for cyclic prioritized multiple access (cpma) contention-free sessions
20080013515 - Staggered startup for cyclic prioritized multiple access (cpma) contention-free sessions
20080013522 - Wireless lans and neighborhood capture
20080013567 - Random medium access methods with backoff adaptation to traffic
20080015848 - System and method for speech recognition system
20080015861 - System for low-latency animation of talking heads
20080007719 - Method for increasing accuracy of measurement of mean polarization mode dispersion
20080007819 - Fast dynamic gain control in an optical fiber amplifier
20080008150 - Method and apparatus for delivering ipp2t (ip-push-to-talk) wireless lan mobile radio service
20080010059 - Systems and methods for regularly approximating context-free grammars through transformation
20080002588 - Method and apparatus for routing data packets in a global ip network
20080005316 - Method and apparatus for detecting zombie-generated spam
20080005563 - Method for secure remote backup
20080005795 - Method and apparatus for optimizing a firewall
December 2007 - At&t Corp. patents
20070297420 - Ethernet-to-atm interworking that conserves vlan assignments
20070297799 - Router having dual propagation paths for packets
20070299668 - Systems and methods for determining the determinizability of finite-state automata and transducers
20070291349 - Method, apparatus and system for cost effective optical transmission with fast raman tilt transient control
20070291351 - Method, apparatus and system for cost effective optical transmission with fast raman tilt transient control
20070291747 - Method and system for user to user targeted advertising
20070293263 - Method and apparatus for providing multi-system cellular communications
20070294080 - Automatic translation of advertisements
20070294122 - System and method for interacting in a multimodal environment
20070286161 - Method and apparatus for establishing class of service across peering communication networks
20070286162 - Method and apparatus for invoking multimodal interaction in a voip call
20070286166 - System and method for processing a plurality of requests for a plurality of multi-media services
20070286509 - Compression of partially-masked image data
20070286605 - Tunable bidirectional multiplexer/demultiplexer for optical transmission system
20070288509 - Method and apparatus for generating customized maps
20070288627 - Method for sensing user presence for buddy list applications
20070280214 - Method and apparatus for providing electronic mail and voicemail retrieval
20070280215 - Method and apparatus for providing a click-to-talk service for advertisements
20070280216 - Method and apparatus for providing a reliable voice extensible markup language service
20070280218 - Method and apparatus for maintaining state information on a client device configured for voip communication
20070282608 - Synthesis-based pre-selection of suitable units for concatenative speech
20070283436 - Method and apparatus for large-scale automated distributed denial of service attack detection
November 2007 - At&t Corp. patents
20070274227 - Network latency analysis packet and method
20070268301 - Texture replacement in video sequences and images
20070268841 - Methods and systems for configuring voice over internet protocol network quality of service
20070268882 - Method for implementing and reporting one-way network measurements
20070268930 - Telecommunication network system and method in communication services using session initiation protocol
20070269039 - Method and apparatus for active reduction of speakerphone singing
20070271100 - Automatic segmentation in speech synthesis
20070263537 - Network having multiple qos levels
20070263565 - H.323 user, service and service provider mobility framework for the multimedia intelligent networking
20070263581 - shield: protecting high priority channel access attempts in overlapped wireless cells
20070263741 - Efficient reduced complexity windowed optimal time domain equalizer for discrete multitone-based dsl modems
20070263789 - Voice message recall
20070263794 - Method and apparatus for recording calls
20070266169 - System and method for streaming media objects
20070258132 - Improved feedback dynamic gain control for a wdm system employing multi wavelength pumped raman fiber amplifiers
20070258375 - Method for reducing congestion in packet-switched networks
20070258576 - Method and system for assigning tasks to workers
20070253382 - Arrangement for synchronizing access points in wlan using direct-sequence spread spectrum signaling
20070255567 - System and method for generating a pronunciation dictionary
20070255828 - Method and apparatus for controlling registration traffic for a server in a communication network
October 2007 - At&t Corp. patents
20070248160 - System and method of providing directional information for direct prediction
20070248161 - System and method for generating video data for implicit coefficient prediction decoding
20070248162 - Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video
20070244688 - On-demand language translation for television programs
20070244979 - System, method and apparatus for communicating via sound messages and personal sound identifiers
20070230960 - Multi-band hybrid soa-raman amplifier for cwdm
September 2007 - At&t Corp. patents
20070226188 - Method and apparatus for data stream sampling
20070226239 - Query-aware sampling of data streams
20070226362 - Monitoring regular expressions on out-of-order streams
20070226369 - Method and apparatus for organizing information in a world wide web page format
20070211749 - Access method for periodic contention-free sessions
20070212072 - Wavelength upgrade for passive optical networks
20070208567 - Error correction in automatic speech recognition transcripts
20070208568 - Menu hierarchy skipping dialog for directed dialog speech recognition
August 2007 - At&t Corp. patents
20070201433 - Method and apparatus for providing e911 services via network announcements
20070201622 - Method and apparatus for providing e911 services for nomadic users
20070204034 - Method and apparatus for providing a network traffic composite graph
20070204261 - Robust software library wrapper method and apparatus
20070204338 - Reverse firewall with self-provisioning
20070198695 - Method for three-dimensional inventory link
20070189466 - Method and apparatus for disabling advanced call features during an emergency call
20070189467 - Method and apparatus for bypassing overload control for emergency calls
20070189469 - Method and apparatus for providing location information for an emergency service
20070192104 - A system and method for providing large vocabulary speech processing based on fixed-point arithmetic
20070192613 - Internet security news network
20070183023 - Multiband amplifier based on discrete soa-raman amplifiers
20070183542 - De-modulation of mok(m-ary orthogonal modulation)
20070177508 - Method and apparatus for evaluating component costs in a communication network
20070177509 - Method and apparatus for evaluating network operation costs
20070177582 - Method and apparatus for providing network interworking for emergency calls
20070177697 - Combined channel coding and space-block coding in a multi-antenna arrangement
20070180029 - Method and apparatus for restricting visual material for conference services
20070180514 - Multipoint server for providing secure, scaleable connections between a plurality of network devices
July 2007 - At&t Corp. patents
20070171822 - Method for reconfiguring a router
20070165546 - Packet-switched network topology tracking method and system
20070169187 - Method and system for securely scanning network traffic
20070161388 - Signal strength guided intra-cell upstream data forwarding
20070154090 - System and method for using pattern vectors for video and image coding and decoding
June 2007 - At&t Corp. patents
20070150949 - Anomaly detection methods for a computer network
20070136246 - Answer determination for natural language questioning
May 2007 - At&t Corp. patents
20070122149 - Transparent optical switch
20070123237 - Method for confirming end point location of 911 calls
20070124497 - Method for verifying newly provisioned customer network route advertisements
20070116191 - High capacity advanced 8yy mass calling event network architecture
20070118352 - Language-understanding systems employing machine translation components
20070109623 - Fast dynamic gain control in a bidirectionally-pumped raman fiber amplifier
20070109624 - Fast dynamic gain control in cascaded raman fiber amplifiers
20070109625 - Fast dynamic gain control in cascaded raman fiber amplifiers
20070109626 - Fast dynamic gain control in a bidirectionally-pumped raman fiber amplifier
20070109627 - Fast dynamic gain control in cascaded raman fiber amplifiers
20070109628 - Fast dynamic gain control in cascaded raman fiber amplifiers
20070098350 - System and method for content-based navigation of live and recorded tv and video programs
20070101121 - Secure ip access protocol framework and supporting network architecture
April 2007 - At&t Corp. patents
20070086079 - Multi-band hybrid soa-raman amplifier for cwdm
20070080216 - User interface systems
20070076692 - Method and apparatus for providing virtual private access links in a communication network
March 2007 - At&t Corp. patents
20070047527 - Method and apparatus for providing customer configurable quality of service settings of customer premise based equipment
20070047529 - Method and apparatus for providing internet protocol call transfer in communication networks
20070047570 - Tiered contention multiple access (tcma): a method for priority-based shared channel access
20070050406 - System and method for searching and analyzing media content
20070050827 - System and method for content-based navigation of live and recorded tv and video programs
February 2007 - At&t Corp. patents
20070041316 - Method and apparatus for restoring a network
20070041398 - Tiered contention multiple access (tcma): a method for priority-based shared channel access
20070041522 - System and method for integrating and managing e-mail, voicemail, and telephone conversations using speech processing techniques
20070043862 - Secure in-band signaling method for mobility management crossing firewalls
20070036316 - Method and apparatus for protecting calling party identification
20070030093 - Broadband coupler technique for electrical connection to power lines
20070030808 - Method and apparatus for rerouting a teleconference call setup message in a packet network
20070030919 - Channel estimation for wireless systems with multiple transmit antennas
January 2007 - At&t Corp. patents
20070018815 - Fsoc/radio intrusion detection system
20070019548 - Method and apparatus for data network sampling
20070019664 - Tiered contention multiple access (tcma): a method for priority-based shared channel access
20070019665 - Tiered contention multiple access(tcma): a method for priority-based shared channel access
20070016666 - Optimal combination of sampled measurements
20070016947 - Method and system for securely scanning network traffic
20070008901 - Method for controlling memory consumption in router-based virtual private networks
20070011337 - Correlating information between internet and call center environments
20070011351 - Method and system for gateway selection in inter-region communication on ip networks
20070011743 - Method and apparatus for communicating intrusion-related information between internet service providers
20070003283 - Dynamic allocation of bandwidth in a bidirectional optical transmission system
20070005584 - Automated call router for business directory using the world wide web
20070005585 - Automated call router for business directory using the world wide web
December 2006 - At&t Corp. patents
20060291037 - Multi-band hybrid soa-raman amplifier for cwdm
20060291446 - Systems, methods, and devices for managing routing
20060291473 - Systems, methods, and devices for monitoring networks
20060291477 - Method and apparatus for dynamically calculating the capacity of a packet network
20060285541 - H.323 user, service and service provider mobility framework for the multimedia intelligent networking
20060288405 - Authentication management platform for managed security service providers
20060280266 - Optimum training sequences for wireless systems
20060282894 - Adaptive defense against various network attacks
November 2006 - At&t Corp. patents
20060268740 - Method for building virtual private networks using routers
20060268928 - Method and apparatus for routing a call to a dual mode wireless device
20060265486 - One-core, a solution to the malware problems of the internet
20060256729 - Method and apparatus for identifying and disabling worms in communication networks
20060259302 - Apparatus and method for speech recognition data retrieval
20060250949 - Loss tolerant transmission control protocol
20060250974 - Method and apparatus for enabling global telephony capabilities in communication networks
20060251010 - Loss tolerant transmission control protocol
20060251011 - Loss tolerant transmission control protocol
20060251052 - Method and apparatus for enabling local survivability during network disruptions
20060251054 - Method for providing terminating services treatment for calls terminating in an ip network
20060251417 - High-capacity packet-switched ring network
20060245572 - Geocoding method using multidimensional vector spaces
20060245578 - System and method for managing request priority in a telecommunications network
20060245579 - System and method for eliminating hold time in a telecommunications network
October 2006 - At&t Corp. patents
20060239219 - Application signature based traffic classification
20060239249 - Managing media server resources in a voip network
20060239257 - Controlling media server resources in a voip network
20060233099 - Method and apparatus for enabling dynamic increase in call and service processing capacity
20060233158 - Method and apparatus for enabling peer-to-peer communication between endpoints on a per call basis
20060233159 - Method and apparatus for enabling dynamic protocol interworking resolution with diverse endpoints
20060227762 - Method and apparatus for handling calls in a packet network
20060230444 - Method and apparatus for traffic control of dynamic denial of service attacks within a communications network
20060222374 - Modulation scheme for tedons
20060224609 - Method and apparatus for finding biased quantiles in data streams
September 2006 - At&t Corp. patents
20060215543 - Method and apparatus for re-routing calls in a packet network during failures
20060215828 - Method and apparatus for providing personal mobility features in a telecommunications environment
20060209756 - Combined simulcasting and dedicated services in a wireless communication system
20060209765 - Mimo ofdm system
20060209766 - Secure open-air communication system utilizing multi-channel decoyed transmission
20060209795 - Broadband network with enterprise wireless communication system for residential and business environment
20060209817 - Method and apparatus for a remote signaling and call processing in a telecommunications network
20060212293 - Apparatus and method for model adaptation for spoken language understanding
20060212294 - Apparatus and method for analysis of language model changes
20060202801 - Location system and communication
20060202826 - Method of and apparatus for actuating an operation
20060200848 - Method of transmitting layered video-coded information
August 2006 - At&t Corp. patents
20060187538 - Fast dynamic gain control in an optical fiber amplifier
20060187539 - Fast dynamic gain control in an optical fiber amplifier
20060190253 - Unsupervised and active learning in automatic speech recognition for call classification
20060190602 - Monitoring for replica placement and request distribution
20060190998 - Determining firewall rules for reverse firewalls
20060181536 - System and method of streaming 3-d wireframe animations
20060182029 - Arrangement for managing voice over ip (voip) telephone calls, especially unsolicited or unwanted calls
20060185014 - Systems, methods, and devices for defending a network
20060176816 - Method and apparatus for centralized monitoring and analysis of virtual private networks
20060171480 - Multi-frequency data transmission channel power allocation
20060171526 - Method and apparatus for active reduction of speakerphone singing
20060173678 - Method and apparatus for predicting word accuracy in automatic speech recognition systems
20060174035 - System, device, & method for applying cos policies
July 2006 - At&t Corp. patents
20060165410 - Arrangement for avoiding node isolation in all-optical communication networks
20060166643 - System, device, & method for rule-based configuration
20060167876 - Multimedia integration description scheme, method and system for mpeg-7
20060167992 - System and method for text translations and annotation in an instant messaging session
20060168301 - On demand multicast messaging system
20060159116 - Facility management platform for a hybrid coaxial/twisted pair local loop network service architecture
20060159125 - System and method for providing central office equipment for high bandwidth communications
20060153162 - Method and apparatus for enabling phone number dialing using email addresses
20060153163 - System and method for modifying speech playout to compensate for transmission delay jitter in a voice over internet protocol (voip) network
20060155526 - Systems, devices, & methods for automating non-deterministic processes
20060147020 - Method for automatic graphical profiling of a system
20060147023 - Method and apparatus for providing network announcements about service impairments
20060149544 - Error prediction in spoken dialog systems
20060149553 - System and method for using a library to interactively design natural language spoken dialog systems
20060149554 - Library of existing spoken dialog data for use in generating new natural language spoken dialog systems
20060149555 - System and method of providing an automated data-collection in spoken dialog systems
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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with At&t Corp. in any way and there may be associated servicemarks. Note that there may be alternative spellings for At&t Corp. with additional patents listed. Browse our Agent directory for other possible listings.
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