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Communications: directive radio wave systems and devices (e.g., radar, radio navigation) February patent applications/inventions, industry category 02/09

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
02/26/2009 > patent applications in patent subcategories. patent applications/inventions, industry category

20090051584 - Antenna back-lobe rejection: A method of for processing signals in a radar system is shown comprising an antenna system having at least two antenna elements, a beam forming arrangement (ABF_RX, ABF_TX) for selectively steering the directivity of the antenna system in a given selected direction, the directivity of the antenna system having a... Agent: Schwegman, Lundberg & Woessner, P.A.

20090051586 - Method and device for high-resolution imaging of test objects by electromagnetic waves, in particular for monitoring people for suspicious items: In order to image test objects by electromagnetic waves, in particular millimetric waves, a test object is illuminated with the electromagnetic waves, the scattered waves are received, and are evaluated for a representation of the test object in the form of an image based on the principle of “synthetic aperture... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090051585 - Wide area high resolution sar from a moving and hovering helicopter: A hovering helicopter has a radar transmitter/receiver for transmitting radar pulses for illuminating a target for SAR imaging, and rotor blades for generating lift. Radar reflectors are on the rotor blades. The radar reflectors are oriented to reflect the radar pulses from the transmitter to the target as the rotor... Agent: Raytheon Company Intellectual Property

20090051587 - Synthetic aperture radar: A method of operating synthetic aperture radar in a low PRF mode, comprising generating a stream of radar pulses, imposing onto said stream a predetermined modulation of the Pulse Repetition Frequency (PRF), directing said stream to a target area, and processing received pulses, comprising separating the received pulses as a... Agent: Buchanan, Ingersoll & Rooney PC

20090051581 - Pulse radar, car radar and landing assistance radar: A pulse radar is provided with a filter for eliminating a transmission waveform interfered with an answering signal from a received waveform, and a harmonic detector or a phase delay detector for detecting arrival and end of the answering signal reflected on a target.... Agent: Darby & Darby P.C.

20090051582 - Miniaturized microwave-photonic receiver: A receiver, such as a miniaturized microwave-photonic coherent receiver (MMPR) is disclosed. The receiver includes an antenna to output an electrical RF signal received on a section of the antenna, a laser to produce an optical signal, a photonic modulator to receive the optical signal and the electrical RF signal... Agent: Buchanan, Ingersoll & Rooney PC

20090051583 - Radar display system and method: Radar display methods and systems include a display processing apparatus that includes a central processing unit and a programmable graphics processing unit. A rendering function program executable by the programmable graphics processing unit under control of the central processing unit generates a plurality of sequential display image frames for use... Agent: Mueting, Raasch & Gebhardt, P.A.

20090051588 - Device for transmitting and/or receiving signals with frequency re-use by assignment of a cell for each terminal, for a communication satellite: A device (D) is dedicated to transmitting and/or receiving signals representative of data in a communication satellite (SAT) having a fixed frequency bandwidth. This device (D) comprises transmission and/or reception means (MER) responsible for sending and/or receiving signals in multiple beams, and control means (MC) responsible for defining a chosen... Agent: Lowe Hauptman & Berner, LLP

20090051589 - Satellite communication system constituted with primary and back-up multi-beam satellites: A satellite communication system for providing communications between user terminals and gateways constituted with m primary satellites. In one embodiment, n back up satellites are also provided. Further, each satellite, primary or back-up, is equipped to project N/m beams onto and across an area in a loosely-packed array manner. M... Agent: Amin, Turocy & Calvin LLP

20090051590 - Culled satellite ephemeris information for quick, accurate assisted locating satellite location determination for cell site antennas: Locating satellites (e.g., GPS) are culled into a preferred group having a longest dwell time based on a time passing through an ellipsoid arc path through a cone of space, and communicated to mobile devices within a particular region (e.g., serviced by a particular base station). The culled locating satellites... Agent: Manelli Denison & Selter PLLC

20090051591 - Broadcast receiving apparatus: With a power supply provided for a smart antenna, whether the antenna is connected is determined according to whether the power supply is connected. When it is determined that the smart antenna is not connected, power supply to units related only to controlling of the smart antenna is stopped, whereby... Agent: Yokoi & Company U.s.a., Inc.

20090051592 - Pseudo-omni-directional beamforming with multiple narrow-band beams: In a technique for communication with a station on a wireless network, the technique includes forming a plurality of narrow-band beams, each having a different angular direction from an antenna of a base station and collectively distributed over a beamspace to form a pseudo-omni-directional beam pattern. That beamspace may span... Agent: Marshall, Gerstein & Borun, LLP (marvell)

20090051593 - Method for the operation of an antenna group having a plurality of transmitters and a plurality of receivers and associated apparatus: The present invention relates to a method for the operation of an antenna group (1) having M≧2 transmitters and N≧2 receivers (3) for the digital beamforming. In the method, a coherent transmit signal is transmitted in a transmit-receive-cycle via each of the M transmitters (2) into an area to be... Agent: Renner Kenner Greive Bobak Taylor & Weber

20090051594 - Low complexity blind beamforming weight estimation: Techniques are provided to compute beamforming weights at a communication device, e.g., a first communication device, based on transmissions received at a plurality of antennas from another communication device, e.g., a second communication device. A plurality of transmissions are received at the plurality of antennas of the first communication device... Agent: Edell, Shapiro & Finnan, LLC

02/19/2009 > patent applications in patent subcategories. patent applications/inventions, industry category

20090045996 - Combined ir-rf combat identification friend-or-foe (iff) system for the dismounted soldier: Combined IR-RF combat identification friend-or-foe (IFF) system for the dismounted soldier comprising IR-RF interrogator mounted on a small arms and IR-RF transponder mounted on a friendly target, wherein sharp-diagram K-band RF channel provides brief information about friendly targets that could be in attacked area, and if they are, develop alert... Agent: Gennadii Ivtsendov

20090045997 - Method and system for communicating using pulsed radar signal data links: A method and system for communicating using pulsed radar signal data links is disclosed. The method comprises encoding downlink data with a signature sequence as a secondary function onto a continuous wave pulse signal having a primary function at a master device. The data-encoded pulse signal from the master device... Agent: Honeywell International Inc.

20090045998 - Methods and systems utilizing doppler prediction to enable fusing: A programmable circuit for controlling a detonation altitude of a radar equipped munition is provided. The circuit comprises means for calculating a velocity of the munition while the munition is operating in a pulse mode at an altitude greater than the desired detonation altitude and means, responsive to the means... Agent: Honeywell International Inc.

20090045999 - Object recognition apparatus for vehicle and distance measurement apparatus: In an object recognition apparatus for a vehicle which uses intensities of reflected waves from reflecting objects to make a recognition on whether a reflecting object is a vehicle or a non-vehicle, a plurality of transmission waves are emitted to receive a plurality of reflected waves from the reflecting objects,... Agent: Posz Law Group, PLC

20090046000 - In-vehicle mount radar device: In an in-vehicle mount radar device which has a reception antenna array containing plural reception antennas and two transmission antennas and in which a transmission pulse is time-divisionally and alternately transmitted from each of the two transmission antennas, a reception pulse based on the transmission pulse reflected from a target... Agent: Sughrue Mion, PLLC

20090046001 - Pulse doppler coherent method and system for snr enhancement: A method and system for SNR enhancement in pulse-Doppler coherent target detection. In accordance with the method of the invention, complex signals are obtained for each of two or more sub-intervals of the time-on-target interval, allowing simultaneous rang and Doppler measurements. A coherent integration is then performed on the signals... Agent: Oliff & Berridge, PLC

20090046002 - Compact radar test range: A system for testing radar in accordance with one embodiment comprising a target motion platform; a target motion platform controller for controlling motion of the platform; a radar responsive tag and a delay line located on the target motion platform; the radar which is being tested; and a motion measurement... Agent: Fitch Even Tabin And Flannery

20090046003 - Method and apparatus for beamforming of multi-input-multi-output (mimo) orthogonol frequency division multiplexing (ofdm) transceivers: An embodiment of the present invention includes a calibration system employed in a multi-input-multi-output (MIMO) system for beamforming and receiving a plurality of streams. The system includes a first calibration circuit responsive to inphase (I) and quadrature (Q) pairs of stream and operative to calibrate each I and Q pair... Agent: Maryam Imam

20090046004 - Processing virtual and live tracks to form a virtual-over-live environment: In one aspect, a method includes receiving live radar data, receiving virtual radar data, merging the live radar data and the virtual radar data to form merged data, and tagging the merged data with a virtual tag indicator to indicate a presence of the virtual radar data. The method also... Agent: Raytheon Company C/o Daly, Crowley, Mofford & Durkee, LLP

20090046005 - Wireless mobile indoor/outdoor tracking system: This invention is a wireless mobile indoor/outdoor tracking system. It is designed to track the absolute position of all nodes in a network indoors and outdoors. The system uses GPS positioning when a signal is available and RF ranging when it is unavailable. When indoors, a minimum of three network... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20090046006 - Directional communication apparatus, communication method, communication program, and communication system using directional communication apparatus: The directional communication apparatus has an antenna capable of controlling a directional characteristic, an information storage section which stores communication history for specifying communication conditions at the time of communication, and a control section which controls the antenna based on the communication history so that the antenna can communicate with... Agent: Sughrue Mion, PLLC

20090046007 - Wireless local area network antenna system and method of use therefore: An embodiment of the present invention provides an apparatus, comprising a plurality of sub-arrays and at least one beamformer driving the plurality of sub-arrays, the at least one beamformer employing at least one phase shifter.... Agent: James S. Finn

20090046008 - Multi-antenna transmitting apparatus and retransmitting method of multi-antenna transmitting apparatus: A multi-antenna transmitting apparatus wherein a relatively simple selection procedure can be used to reconcile the data transmission rate and the received data quality. When a transport signal, which is required to have a higher quality than other signals, is to be transmitted, a vector multiplexing part (105) reduces the... Agent: Dickinson Wright PLLC James E. Ledbetter, Esq.

20090046010 - System and method for efficient transmit and receive beamforming protocol with heterogeneous antenna configuration: A system and method of training antennas for two devices having heterogeneous antenna configurations in a wireless network is disclosed. The method includes communicating one or more estimation training sequences between two devices via a phased array antenna and a switched array antenna, wherein a beamforming vector of the phased... Agent: Knobbe, Martens, Olson, & Bear, LLP

20090046009 - Transmitting apparatus and method: A transmitting apparatus includes a subset matrix setting unit to set a subset matrix corresponding to a channel matrix with respect to each of a plurality of antennas of at least one of a plurality of user terminals, using channel matrices fed back from the plurality of user terminals; a... Agent: Stein, Mcewen & Bui, LLP

20090046011 - Method and apparatus for calibration for beamforming of multi-input-multi-output (mimo) orthogonol frequency division multiplexing (ofdm) transceivers: An embodiment of the present invention includes a calibration system employed in a multi-input-multi-output (MIMO) system for beamforming and receiving a plurality of streams. The system includes a first calibration circuit responsive to inphase (I) and quadrature (Q) pairs of stream and operative to calibrate each I and Q pair... Agent: Maryam Imam

20090046012 - System and method for training the same type of directional antennas that adapts the training sequence length to the number of antennas: Systems and methods of training antennas for two devices equipped with phased array antennas in a wireless network are disclosed. In one embodiment, the methods include transmitting a plurality of estimation training sequences from a transmit phased array antenna to a receive phased array antenna, wherein a length of at... Agent: Knobbe, Martens, Olson, & Bear, LLP

20090046013 - Location estimation method and system, and wireless device: A location estimation system in which the location of a target device is estimated from the known locations of a set of anchor devices and information obtained from wireless signals transmitted between the target device and the anchor devices. The estimation process makes use of parameters indicating propagation characteristics of... Agent: Rabin & Berdo, PC

02/12/2009 > patent applications in patent subcategories. patent applications/inventions, industry category

20090040092 - Broadband energy illuminator: The present invention is a broadband energy illuminator for creating contrast between the broadband energy emanating from a scene and an individual within the scene. A millimeter wave camera is focused toward the individual to detect millimeter wave frequencies reflected from the scene. As an individual passes through scene the... Agent: Matthew G. Mckinney, Esq. Kirwin Norris, P.A.

20090040093 - Method and apparatus for using collimated and linearly polarized millimeter wave beams at brewster's angle of incidence in ground penetrating radar to detect objects located in the ground: A detection system comprises a transmitter unit, a receiver, and a processor. The transmitter unit is capable of transmitting a first collimated beam having a first frequency and a second collimated beam having a second frequency into a ground, wherein the first collimated beam and the second collimated beam overlap... Agent: Duke W. Yee

20090040094 - Object detecting apparatus: An object detecting apparatus for detecting an object by a plurality of radars, with improved accuracy of identity determination and acquisition of position information in fusion of detection results. The object detecting apparatus is arranged to obtain a moving path of a detected point by a radar and to perform... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090040095 - Apparatus for estimating state of vehicle located in frontward field: An estimation apparatus estimates a state of a vehicle located in a frontward field. Positional coordinates of a plurality of positions on an object are measured by radiating radar waves toward the frontward field and receiving reflected radar waves from an object in the frontward field. A position, direction and... Agent: Harness, Dickey & Pierce, P.L.C

20090040096 - Method and apparatus for interleaved gridding in distributed multiple computing for real-time rcs prediction:

20090040097 - Radar apparatus: A radar apparatus includes a receiving means that receives a reflected signal, a beat signal generation means that generates beat signals based on the reflected signal, a correlation matrix generation means that calculates correlation matrices based on the beat signals, a storing means that stores previous correlation matrices, an addition... Agent: Harness, Dickey & Pierce, P.L.C

20090040098 - Rcs signature generation for closely spaced multiple objects using n-point models: A method and system for analyzing the RCS of an object using N Point signature prediction models is provided. N-point signature prediction models are created for each object in a scenario and stored in lookup tables. Shooting and Bounce trace back techniques are used to determine RCS signatures of multiple... Agent: Jerome J. Norris Suite 305

20090040099 - Coaxial bi-modal imaging system for combined microwave and optical imaging: A coaxial bi-modal imaging system is produced by aligning a microwave transceiver, an optical camera and an antenna array in a coaxial configuration. The microwave transceiver is operable to emit microwave radiation to illuminate an object and to receive reflected microwave radiation reflected from the object to capture a microwave... Agent: Agilent Technologies Inc.

20090040102 - Location method and system and locatable portable device: Location method for locating a portable device (1) from a server (2) configured to communicate with said portable device (1) through a wireless communication network (3), with the steps of: sending GPS assistance information from the server (2) to the portable device (1) through said wireless communication network (3); obtaining... Agent: Cantor Colburn, LLP

20090040101 - System and method for tracking luggage: A system for tracking an object including a tracking station in communication with a network. The system includes a first tag coupled to the object, the first tag comprising a first tag identifier and a first GPS transmitter. The first GPS transmitter is effective to communicate the location of the... Agent: Wolf, Block, Shorr And Solis-cohen LLP

20090040100 - Radioterminals and associated operating methods that transmit position information responsive to change/rate of change of position: A radioterminal includes a wireless communications transmitter, a wireless communications receiver and a GPS receiver. A controller is configured to enable the GPS receiver when the wireless communications receiver is receiving wireless communications, and to disable the GPS receiver when the wireless communications transmitter is transmitting wireless communications. Related methods... Agent: Myers Bigel Sibley & Sajovec

20090040103 - Control and features for satellite positioning system receivers: Control and feature systems for processing signals from a satellite positioning system include an expert system receiver manager; a joint detection, carrier centering and bit sync acquisition subsystem; peak detection; a multi-dimensional measurement interpolation subsystem; a subsystem for mode switching between a navigational signal; and power control module for a... Agent: Jennifer H Hamilton The Eclipse Group

20090040104 - Present position locating method: An evaluation point E of a present position candidate corresponding to each satellite set is calculated based on an a priori residual (APR) (APR value), a PDOP value, and the number of satellites of the target satellite set according to E=k1·f1(APR)+k2·f2(PDOP)+k3·f3(number of satellites). Evaluation coefficients k1 to k3 for respectively... Agent: GlobalIPCounselors, LLP

20090040105 - Beam adjusting device: The present invention relates to a device for adjusting the beam direction of an antenna. The device has a source connection terminal to be connected to a signal source and at least two feed connection terminals to be connected to antenna element feed points. A feed line structure is elongated... Agent: Myers Dawes Andras & Sherman, LLP

20090040106 - Cellular antennas and communications methods: An antenna includes a number of controllers and a number of peripheral devices. A first controller is configured to communicate commands and/or data between the antenna and a device outside of the antenna, such as a remote controller. The controllers are configured to communicate commands and/or data and to control... Agent: Welsh & Katz - Commscope, Inc.

20090040107 - Smart antenna subsystem: The present invention provides several smart antenna devices and methods. The devices and methods incorporate a programmable delay element into each RF pathway, which enables smart antennas to receive not only narrow band signals but also ultra-wide band signals at low cost and low power consumption, while in a highly... Agent: Wilson Sonsini Goodrich & Rosati

20090040108 - Determining precise direction and distance to a satellite radio beacon: The present invention discloses a device and method for precisely determining the direction and distance to a satellite radio beacon. In one embodiment, the disclosed device is used for SAR (search and rescue) of people in distress, upon activation of an emergency radio beacon, such as a marine EPIRB (Emergency... Agent: Daniel Katz

02/05/2009 > patent applications in patent subcategories. patent applications/inventions, industry category

20090033538 - Ramp linearization for fmcw radar using digital down-conversion of a sampled vco signal: The invention relates to an FMCW radar system and a method of operating an FMCW radar system to produce a linear frequency ramp. The FMCW radar system includes a VCO, a frequency divider coupled to the VCO output, followed by an A/D converter. A down-converter shifts the digitally converted signal... Agent: Slater & Matsil LLP

20090033539 - Through-the-wall motion detector with improved antenna: A flat panel antenna used at a wall in a through-the-wall CW radar application is spaced from the wall by a half wavelength to eliminate the effects of energy reflected by the wall back to the antenna. In one embodiment, a ½-wavelength dielectric absorbing material insert is placed adjacent the... Agent: Bae Systems

20090033549 - Application of time reversal to synthetic aperture imaging: A method and apparatus for target focusing and ghost image removal in synthetic aperture radar (SAR) is disclosed. Conventional SAR is not designed for imaging targets in a rich scattering environment. In this case, ghost images due to secondary reflections appear in the SAR images. We demonstrate, how, from a... Agent: Jones Day

20090033540 - Accident avoidance systems and methods: Accident avoidance system for a host vehicle includes a global positioning system residing on the host vehicle for determining the host vehicle's location as the host vehicle travels, a communication system residing on the host vehicle operative to receive signals including information received directly from other vehicles indicating the locations... Agent: Brian Roffe, Esq

20090033541 - Dme ground apparatus: A transponder unit of a DME ground apparatus receives an interrogation signal and converts the same to an IF signal. The unit performs analog-to-digital conversion on the IF signal, generating a digital interrogation signal. The unit calculates two detected outputs whose frequencies are ±900 kHz deviated with respect to the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090033542 - Ground clutter mitigation using a parametric time domain method: Methods and systems are disclosed for investigating a region of interest with a radar. A radar signal is propagated to the region of interest. Sampled time-domain radar data scattered within the region of interest are collected. A likelihood function is calculated with the sampled time-domain data within a parametric model... Agent: Townsend And Townsend And Crew, LLP

20090033544 - Radar level gauge: A radar level gauge for measuring a level of a surface of a product in a container has an antenna for transmitting microwaves to the surface and receiving microwaves reflected by the surface, a measurement circuitry for generating said microwaves to be transmitted and for evaluating said received microwaves, a... Agent: Siemens Corporation Intellectual Property Department

20090033543 - Radar level gauge with variable pulse parameters: A radar level gauge (RLG) system and method for determining a filling level of a filling material in a tank is disclosed. The RLG system comprises a transmitter for generating and transmitting an electromagnetic transmitter pulse signal, a transmitter controller for controlling means for pulse width adjustment for adjusting the... Agent: Westman Champlin & Kelly, P.A.

20090033545 - Wireless system using continuous wave phase measurement for high-precision distance measurement: A system and method for monitoring topological changes in a defined area. A grid of sensors is arranged in the area, with known distances between them. The sensors communicate wirelessly with a host computer, which individually addresses each sensor to instruct that sensor to be in an interrogate mode or... Agent: Baker Botts L.L.P. Patent Department

20090033546 - Field probe from the angular response of a rigid body: Probing incident radar fields in a target test zone of a RCS test facility by exploiting angular radar response of a long and uniform rigid body supported horizontally across or vertically through the test zone. The rigid body is free to rotate about the broadside condition. Thus, the angle of... Agent: Klein, O'neill & Singh, LLP

20090033547 - Transmit/receive module: A transmit/receive module that reduces size and weight of a radar apparatus is disclosed. The transmit/receive module includes a transmit input terminal, a receive output terminal, a transmit line, a receive line, and a plurality of branch devices. During monitoring the transmit line, the plural branch devices are configured so... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090033548 - System and method for volume visualization in through-the-obstacle imaging system: Herewith disclosed a computerized method of volume visualization, a volume visualization unit and through-the-obstacle imaging system capable of volume visualization. The method of volume visualization comprises obtaining one or more volumetric data sets corresponding to physical inputs informative, at least, of a part of an imaging scene concealed by one... Agent: Oliff & Berridge, PLC

20090033551 - Receiving device for global positioning system and antenna structure thereof: A receiving device for a global positioning system and an antenna structure thereof. The receiving device includes a housing, a circuit board and the antenna structure. The circuit board is disposed inside the housing and has a ground portion and a signal feeding portion. The antenna structure is disposed inside... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090033552 - Radio communication and gps navigation device: A navigation device configured to connect to any type of communication device, such as a two-way radio or a cellular phone. The navigation device includes a LCD display and a user input device. The navigation device displays on the LCD the relative distance and direction of other navigation devices relative... Agent: Dorsey & Whitney, LLP Intellectual Property Department

20090033553 - Gps-based positioning system for mobile gps terminals: The present invention discloses a GPS system that uses call-processor intelligence to determine the mode of operation of a GPS receiver located in a GPS terminal. The modes are selected based on the availability of network facilities, the GPS information that can be acquired, or user input requirements.... Agent: The Eclipse Group LLP

20090033550 - Positioning and transmitting system: A control module interconnecting a transmitter portion and a signal receiver portion of a mobile device is provided. The control module monitors the transmitter portion of the mobile device and, based on the monitored condition, alters the mobile device to inhibit the ability of a transmission signal from a transmitter... Agent: Qualcomm Incorporated

20090033554 - Time adjustment device, timekeeping device with a time adjustment device, and a time adjustment method: A time adjustment device has a satellite signal reception unit that receives satellite signals transmitted segmented into segments from a positioning information satellite; a time information acquisition unit that acquires time information from the satellite signal; a segment identifier acquisition unit that acquires a segment identifier for the segment containing... Agent: Epson Research And Development Inc Intellectual Property Dept

20090033555 - Method and system for analog beamforming in wireless communications: A method and system for analog beamforming for wireless communication is provided. Such analog beamforming involves performing channel sounding to obtain channel sounding information, determining statistical channel information based on the channel sounding information, and determining analog beamforming coefficients based on the statistical channel information, for analog beamforming communication over... Agent: Kenneth L. Sherman, Esq. Myers Dawes Andras & Sherman, LLP

20090033556 - Synthetic aperture perimeter array radar: A perimeter antenna array for a radar, in particular a slope monitoring radar, formed from a pair of parallel linear arrays of receiver elements and a pair of parallel linear arrays of receiver elements, together forming a rectangle of receiver and transmitter elements. Signals are switched to the transmitter elements... Agent: Howard & Howard Attorneys, P.C.

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