Communications: directive radio wave systems and devices (e.g., radar, radio navigation) inventions 09/08

20080231503 - Method and apparatus for compression of sar images: A computer system for compressing synthetic aperture radar (SAR) images includes a database for storing SAR images to be compressed, and a processor for compressing a SAR image from the database. The compressing includes applying an anisotropic diffusion algorithm to the SAR image, and compressing the SAR image after applying... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist

20080231504 - Method and apparatus for processing complex interferometric sar data: A computer system for processing interferometric synthetic aperture radar (SAP) images includes a database for storing SAR images to be processed, and a processor for processing interferometric SAR images from the database. The processing includes receiving first and second complex SAR data sets of a same scene, with the second... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist

20080231502 - Method and apparatus for processing sar images based on an anisotropic diffusion filtering algorithm: A computer system for processing synthetic aperture radar (SAR) images includes a database for storing SAR images to be processed, and a processor for processing a SAR image from the database. The processing includes determining noise in a SAR image to be processed, selecting a noise threshold for the SAR... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist

20080231493 - Method and device for filtering a video signal received by a secondary radar, particularly in order to eliminate mode s replies: The invention applies to secondary radars. It makes it possible to carry out filtering when seeking to detect SSR responses, these SSR responses being overlapped by a mode S response. According to the invention, the pulses of the mode S response are filtered without filtering the pulses of the SSR... Agent: Lowe Hauptman & Berner, LLP

20080231494 - High precision surveillance system by means of multilateration of secondary surveillance radar (ssr) signals: A system able to locate and identify aircraft and vehicles based on the reception and processing, with novel means and methods, of signals emitted by the transponder of the secondary surveillance radar, shortly SSR. The system has a number of fixed stations distributed in the area of interest, e.g. in... Agent: Nixon & Vanderhye, PC

20080231495 - Multipurpose peripheral device for receiving signals: A multipurpose peripheral device is operated with a portable electronic device. The portable electronic device includes a bus connection port. The multipurpose peripheral device includes a circuit carrier, at least two types of wireless signal-receiving/processing modules and a bus bridge module. The wireless signal-receiving/processing modules are disposed on the circuit... Agent: Kirton And Mcconkie

20080231496 - Method for determining noise floor level and radar using the same: A method for a radar for detecting a noise floor level of an electric signal corresponding to an incident radio wave received by the radar, the incident radio wave including a return of a radar wave that is transmitted from the radar toward a measuring range of the radar to... Agent: Harness, Dickey & Pierce, P.L.C

20080231497 - Method for detecting interference in radar system and radar using the same: A method for detecting an occurrence of interference between a return of a radar wave which has been transmitted by a radar and has an oscillating amplitude in time and a radio wave transmitted by some other radar, Includes steps of: detecting extremal points of an incident radio wave in... Agent: Harness, Dickey & Pierce, P.L.C

20080231498 - Symmetrical multi-path method for determining the distance between two transmitter-receivers: The signal rounds are performed in such a way that the reply time intervals (TreplyA2, TreplyB1) are either identical or have a difference, in the case of performing more than one signal round set off by each transmitter-receiver an average difference, the amount of which is a maximum of 200... Agent: Ware, Fressola, Vanderslucs & Adolphson

20080231499 - Location tracking of mobile phone using gps function: A system, method, service and mobile device are disclosed for providing a location of the mobile device. The invention utilizes a mobile phone with a global positioning system (GPS) module which is located in a wireless network. A third party device is able to submit a location query to a... Agent: Hoffman Warnick LLC

20080231500 - Receiving method and receiver: There is provided a receiver comprising: an estimator configured to estimate an initial noise-plus-interference covariance matrix on the basis of a received signal; a calculator configured to calculate a parameter using the received signal; and a calculator configured to decrease magnitude of off-diagonal values of the estimated initial covariance matrix... Agent: Squire, Sanders & Dempsey L.L.P.

20080231501 - Radar apparatus: Disclosed is a DBF radar apparatus comprising: an antenna for radiating a transmit signal; a plurality of antennas for receiving the transmit signal reflected from an object; a first selector switch section for sequentially selecting output terminals of the plurality of antennas one at a time for connection to an... Agent: Fogg & Powers LLC

20080231505 - Method of source number estimation and its application in method of direction of arrival estimation: The present invention provides a method of source number estimation based on eigenspace in DOA estimation, including: (1) obtaining signals received by uniform linear array; (2) calculating a covariance matrix according to the received signals; (3) calculating a complex-valued covariance matrix or a covariance matrix after real-valued computations; (4) conducting... Agent: Whiteford, Taylor & Preston, LLP Attn: Gregory M Stone

20080231506 - System, method and computer readable media for identifying the track assignment of a locomotive: A system is provided for identifying the track assignment of a locomotive traveling along a track. The system includes at least one onboard receiver on the locomotive for wirelessly communicating with a plurality of satellites to provide a respective initial location of at least one onboard antenna on the locomotive.... Agent: Beusse Wolter Sanks Mora & Maire, P.A.

20080231507 - Method and system for navigating to a common point of interest based on the locations of multiple gps receivers: A method of navigating to a common point of interest (POI) based on the locations of multiple global positioning system (GPS) receivers. In a first GPS receiver, an identifier of a second GPS receiver is selected from a list of pre-defined GPS receiver identifiers stored within the first GPS receiver.... Agent: Dillon & Yudell LLP

20080231509 - Gps positioning method and gps position device: In the present invention, a conditional probability distribution function of received signal which is conditioned with a received signal amplitude (a), a pseudo range (p) and a navigation bit (bm) which are unknown parameters is acquired from a GPS signal sample S2 on the basis of a condition defined by... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080231510 - Method of determining a gps position fix a gps receiver for the same: A method of determining a GPS position fix comprising the steps of: (i) sampling received GPS signals and storing those samples; (ii) conducting preliminary processing of those GPS signal samples to determine the likelihood of being able to obtain a position fix during later, final processing of those GPS signal... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080231508 - Time-to-first-fix for position determination: An improved time-to-first-fix (TTFF) for GPS systems is provided through a comparison of the time-of-week (TOW) to the sub-frame identification (ID). In one embodiment, this comparison comprises dividing the TOW to form a ratio and performing a modulus operation on the ratio to form a remainder, which is then incremented.... Agent: Macpherson Kwok Chen & Heid LLP

20080231511 - Beacon-assisted precision location of untethered client in packet networks: A novel beacon-based position location technique for efficient location discovery of untethered clients in packet networks is disclosed. The position location technique utilizes the time-difference-of-arrival (“TDOA”) of a first signal transmitted by a beacon of known location and a second signal transmitted by an untethered client. The TDOA of these... Agent: Anderson Gorecki & Manaras LLP

20080231512 - Method and apparatus for utilization of location determination signal samples in noisy environments: An apparatus for location determination includes a location determination receiver configured to receive location determination signals, a location determination signal quality assessment component configured to assess a quality of received location determination signals, and a location determination processor responsive to an output of the location determination signal quality component. The... Agent: Mcguirewoods, LLP

20080231514 - Object detector and method of adjusting irradiation axis therefor: An object detector moves projected search wave in a selected direction and detects position of an object in front by receiving reflected wave from it. An adjustment member having a flat surface is placed in front and its surface is scanned in the selected direction by the search wave and... Agent: Beyer Weaver LLP

20080231513 - System for transmitting positioning signal: A system for transmitting time-synchronized signals for positioning is provided. The system for transmitting positioning signals includes a transmitting apparatus mounted on artificial satellite, a repeater mounted on an artificial satellite, and a repeater mounted on an artificial satellite. Positional relation among artificial satellites is specified beforehand. Transmitting apparatus transmits... Agent: Osha Liang L.L.P.

20080224923 - Method and apparatus for detection of moving objects by sar images: A method for the detection of moving objects by SAR images envisages the steps of: generating a pulse-repetition frequency signal starting from a radar signal; and generating a sequence of SAR images starting from the pulse-repetition frequency signal. In particular, SAR images with low azimuth resolution are generated by of... Agent: Ostrolenk Faber Gerb & Soffen

20080224916 - In-vehicle radar device: An in-vehicle radar device includes: phase storing means 12 that prestores the phase of a received wave incoming secondarily from outside a target; received wave importing means 13 that imports the received wave on the basis of a radio wave reception timing determined by a transmission timing of the radio... Agent: Sughrue Mion, PLLC

20080224917 - Apparatus and method for tracing position and direction of target object through rf signal: An apparatus for tracing position and direction of a target object through an RF signal includes two loop antennas and a position and direction determination part. The two loop antennas receive the RF signal transmitted from the target object and are perpendicularly coupled to each other. The position and direction... Agent: Ladas & Parry LLP

20080224918 - Method and apparatus for adjusting orientation direction of array antenna of direction detection apparatus: A direction detection apparatus transmits radar waves, with resultant reflected waves being received as incident waves by elements of an array antenna. Normally the direction of a target object is calculated based on analyzing respective received signals from the antenna elements, in calculations utilizing an estimated total number of incident... Agent: Harness, Dickey & Pierce, P.L.C

20080224921 - variable ratio power divider for a dual polarization radar system with automatic built-in test equipment and calibration: A variable ratio power divider (VRPD) used for adjusting a calibration signal for a dual polarization radar system has been developed. The VRPD includes an input line that receives a calibration signal and splits the calibration signal into two separate test signals that have a 0° phase shift between them.... Agent: Bradley Arant Rose & White LLP

20080224919 - System and method for dual polarization radar with automatic built-in test equipment and calibration: A method of calibrating a dual polarization weather radar system has been developed. The method first generates a transmission pulse from the radar system. The transmission pulse is then modified to generate a test signal that simulates a desired atmospheric condition. The test signal is transmitted directly into the radar... Agent: Bradley Arant Rose & White LLP

20080224920 - System and method for dual polarization radar with automatic built-in test equipment and calibration: A calibration system for the receiver of a dual polarization radar system has been developed. The system includes a radar transmitter that transmits signals in horizontal and vertical polarizations and a radar receiver that receives the horizontal and vertical polarization signals. The system also includes a test signal generator that... Agent: Bradley Arant Rose & White LLP

20080224922 - Device and method for resonant high-speed microscopic impedance probe: A resonant high-speed microscopic impedance probe useful for small scale impedance measurements and/or cell and particle counting.... Agent: Quine Intellectual Property Law Group, P.C.

20080224925 - Device and method for position information: A device for position information, the device comprising: a satellite position measuring device with an energy-consuming measuring mode in which the measuring device supplies the current position (pos) of the device to an output, and an energy-saving idle mode; and a mobile radio network communication device which is connected to... Agent: Bachman & Lapointe, P.C.

20080224924 - Positioning device and a method of operating thereof: A positioning unit and telecommunications unit wherein a reference time value from is requested from a telecommunications network to start the positioning receiver. A strobe is scheduled to be transmitted from the telecommunications unit to the positioning receiver when the positioning receiver is armed. A current and predefined value of... Agent: Ericsson Inc.

20080224926 - Acquisition and encoding of gps codes: A method for acquiring Global Positioning System (GPS) code includes describing GPS code as a Low Density Parity Check (LDPC) code, and decoding the LDPC code to achieve acquisition by directly solving for the correct code phase.... Agent: Henricks Slavin And Holmes LLP Suite 200

20080224927 - Diversity module between gps antennas, with receiver protection and integrated alarm signal: The present Invention is about the Diversity Module Between GPS Antennas, with Receiver Protection and Integrated Alarm Signal (1), characterized by comprising a GPS receiver (2) and antennas (3), emphasizing that the combined signals of antennas 1 and 2 (3) transmit the signals to the two receivers (2), which receives... Agent: Notaro And Michalos

20080224928 - Gps for communications facility records: Methods and systems are disclosed for enhancing line records with Global Positioning System coordinates. Global Positioning System information is acquired and associated with an address. A line record is assembled for the address using the Global Positioning System information.... Agent: Scott P. Zimmerman, PLLC

20080224929 - Method for producing wavefronts at a desired angle: An apparatus and method is described for generating an electromagnetic, or acoustic field by use of a number of field sources in order to produce a field anomaly at a known target location. The field anomaly is characterized by having a wavefront at the target location that has a predetermined... Agent: John Alexander Galbreath

20080224930 - Methods for locating transmitters using backward ray tracing: According to a method for localizing a transmitter inside a building, a transmitter emits rays which undergo multiple reflections with the walls, ceilings and floors of the building. Each of K receivers receives rays from the transmitter, and the receivers estimates the AOA (Angle of arrival), TOA (Time of Arrival)... Agent: Harness, Dickey & Pierce, P.L.C

20080218399 - Methods and apparatus for creating a scan strategy: Some embodiments of the invention are directed to generating a scan strategy based on parameters input from a user, without requiring that the user be aware of information such as the specifics of the receiver hardware or the specific signal characteristics of the emitters that are desired to be detected.... Agent: Lockheed Martin Corporation C/o Wolf, Greenfield & Sacks, P.c.

20080218400 - Double-sideband suppressed-carrier radar to null near-field reflections from a first interface between media layers: m

20080218401 - Gnss sample processor for determining the location of an event: A digital camera for providing a short burst of global navigation satellite system (GNSS) signal samples in a picture data file with an approximate time for reading by a computer apparatus some time later for determining the geographical location and an accurate time of the picture. An apparatus and method... Agent: David R. Gildea Menlo Patent Agency Llc

20080218402 - Target detector and target detection method: A target detector for accurately detecting frequency components of the stationary target, detecting a moving target from the remaining frequency components and suppressing erroneous detection of the moving target. The detector comprises: a transmitting and receiving section for transmitting a transmission wave and receiving a reflected wave from the target,... Agent: Hanify & King Professional Corporation

20080218403 - High resolution ranging apparatus and method using uwb: Provided is a high resolution distance ranging apparatus using an ultra-wideband (UWB) communication. The apparatus includes: a first spectrum analyzer for extracting a frequency component corresponding to multipath time delay from a reception signal; a second spectrum analyzer for acquiring a noise subspace of the extracted frequency component and extracting... Agent: Cantor Colburn, LLP

20080218404 - System and method for determining position of radar apparatus based on reflected signals: A system and method for determining position of, for example, a robot based on reflected signals comprises a transmitter for transmitting signals in a number of directions within a range of directions and a receiver for receiving echoes of the signals from any direction in the range. The transmitter has... Agent: Frommer Lawrence & Haug LLP

20080218405 - Mobile terminals including location management systems and location management methods for mobile terminals: Methods of managing a location of a mobile terminal include obtaining a position of the mobile terminal, estimating a distance from the mobile terminal to a destination point, generating an estimated time for the mobile terminal to reach the destination point, and generating an alert if the estimated time for... Agent: Myers Bigel Sibley & Sajovec, P.a.

20080218406 - Radar: A radar wherein, in response to an increase in the level of noise appearing in a frequency spectrum caused by interference being superimposed on a beat signal, peaks exceeding a threshold are extracted as target peaks in an ordinary state and a predetermined number of peaks in descending order starting... Agent: Dickstein Shapiro LLP

20080218407 - Digital camera with gnss picture location determination: A digital camera for providing a short burst of global navigation satellite system (GNSS) signal samples in a picture data file with an approximate time for reading by a computer apparatus some time later for determining the geographical location and an accurate time of the picture. An apparatus and method... Agent: David R. Gildea Menlo Patent Agency Llc

20080218409 - Mobile digital radio playlist system: Methods and apparatus are disclosed for implementing a mobile digital radio playlist system. The playlist need not be maintained in a vehicle; preferably it is maintained on a user's equipment such as a computer, PDA, MP3 player or the like. The system enables a method of updating such a playlist... Agent: Stolowitz Ford Cowger LLP

20080218408 - Personal navigation device with improved antenna mounting configuration: A personal navigation device includes a GPS receiver for receiving GPS signals from a plurality of GPS satellites; a processing system coupled with the GPS receiver for determining a location of the personal navigation device as a function of the GPS signals; a display coupled with the processing system for... Agent: Garmin Ltd. C/o Garmin International, Inc.

20080218410 - Always-on satellite positioning receiver: A method to establish a position of a device receiving an input signal containing data from a plurality of satellites is disclosed. The method generally includes the steps of (A) calculating (i) an estimated position of the device and (ii) an estimated velocity vector of the device, (B) calculating a... Agent: Christopher P. Maiorana, P.c.

20080218411 - Assisted satellite-based positioning: One upper and one lower bound on the search window for the code phase of a signal transmitted from a specific satellite (20) can be computed for terminals (10) that reside anywhere in a closed region (41), having a non-circular symmetry, obtained by an initial positioning step. A position is... Agent: Nixon & Vanderhye, Pc

20080218412 - Quad polar transmission: The present invention provides methods and apparatus for MIMO communications across wireless fixed links, comprising a first pair of dual polar antennas, spaced apart in a direction orthogonal to the direction of the fixed link for transmission, and a second such pair for reception, wherein orthogonal polarisations of one of... Agent: Crowell & Moring LLP Intellectual Property Group

20080218413 - Millimeter-wave communication stations with directional antennas and methods for fast link recovery: Embodiments of millimeter-wave communication stations with directional antennas and methods for fast link recovery are generally described herein. Other embodiments may be described and claimed. In some embodiments, a transmitting station retransmits a packet in an adjacent direction when an acknowledgement is not received from a receiving station after a... Agent: Schwegman, Lundberg & Woessner, P.a.

20080218414 - Antenna beam shape optimization: The invention relates to adjusting the shape of the antenna beam (20) of a directional antenna (120) in a communications system (1). According to the invention, the antenna beam (20) is divided into at least a handover beam sector (24) and a main beam sector (22). The shape of the... Agent: Nixon & Vanderhye, Pc

20080218415 - Null-fill antenna, omni antenna, and radio communication equipment: A wide-angle null-fill antenna with no null in the depression angle range, an omni antenna using the same, and radio communication equipment. A null-fill antenna comprises a first antenna array including antenna elements arranged with a prescribed point as the center, and a second antenna array having amplitude characteristics substantially... Agent: Dickstein Shapiro LLP

20080211713 - Method and device for imaging test objects by means of electromagnetic waves, in particular for inspecting individuals for suspicious items: A method for imaging test objects by means of electromagnetic waves, in particular for the purpose of checking individuals for suspicious articles, in which method the test object is illuminated by electromagnetic waves, the scattered waves are received and evaluated for an imaginal representation of the test object on the... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20080211714 - Method of measuring the speed of air by doppler radar: A method of measuring the speed of air in a zone of the atmosphere by the Doppler effect by means of a radar, the method comprising the steps of transmitting bursts of three pulses at different rates F1, F2, F3; determining respective speeds V1, V2, V3 of the air from... Agent: Birch Stewart Kolasch & Birch

20080211708 - Method for the operation of a radar system: The invention relates to a method for operating a radar system (100) especially of a motor vehicle (200), comprising at least one first sensor module (110a) and at least one additional sensor module (110b). A detection range (A) of the first sensor module (100a) at least partly overlaps a detection... Agent: Brinks Hofer Gilson & Lione

20080211709 - Deployable passive broadband aircraft tracking: In a first, preferred embodiment of the present invention, integrated tracking is provided using passive broadband. The invention takes the system for deployable passive broadband detection and extends it by incorporating the capability to decode position for ADS-B, SSR multilateration, and broadband multilateration. In a second embodiment, validation of a... Agent: Robert Platt Bell Registered Patent Attorney

20080211710 - Method for measuring the muzzle velocity of a projectile or the like: It is proposed to use the gun barrel or launcher tube or the muzzle brake as a waveguide, which, however, is operated at a frequency that is below the cutoff frequency of the relevant waveguide mode. The transmit coupler excites the relevant waveguide mode. An oscillator generates the signal, which... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20080211711 - System and method for detecting dangerous objects and substances: A system and method for detecting dangerous objects and substances are disclosed. According to one embodiment, a method comprises generating a microwave signal that is reflected by a target to render one or more reflected signals. The one or more reflected signals are received at an antenna array. The one... Agent: Orrick, Herrington & Sutcliffe, LLPIPProsecution Department

20080211712 - Detecting and recognizing long duration waveforms: A method and apparatus for processing signal pulses received by a device to identify the presence or absence of a waveform is provided. The waveform may have a long duration and may have a sparse energy distribution. An example of such a waveform is the bin-5 radar waveform. Based on... Agent: Hickman Palermo Truong & Becker, LLP

20080211715 - Global positioning system using broadband noise reduction: The present invention is directed to a global positioning system (GPS) having improved signal-to-noise ratio for reducing the required signal level for which GPS may be implemented in electronic devices or cell phones. The acquisition function of the GPS receiver is improved by inserting new signal processing for broadband noise... Agent: Mcnees Wallace & Nurick LLC

20080211716 - Phased array antenna system with variable electrical tilt: A phased array antenna system with variable electrical tilt comprises an array of antenna elements etc. incorporating a divider dividing a radio frequency (RF) carrier signal into two signals between which a phase shifter introduces a variable phase shift. A phase to power converter converts the phase shifted signals into... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20080211717 - Phased array transmitting antenna: An arrangement for beam forming and control of a transmitter radiating in the RF range comprises an input for feeding the RF transmitting signal RFin, a feeding network electrically connected with the input, a plurality of radiator elements, a plurality of phase shifters for receiving signals from the feeding network... Agent: Crowell & Moring LLP Intellectual Property Group

20080211718 - Method and apparatus for determining the position and orientation of a missile: A system for determining the position and orientation of a flying object such as a missile includes a ground segment having at least one pseudolite station located on the earth's surface which transmits into space a navigation signal that uniquely identifies the pseudolite station, and a user segment having at... Agent: Crowell & Moring LLP Intellectual Property Group

20080211719 - Mobile speed and doppler frequency estimation using cyclostationarity: Embodiments of the invention exploit cyclostationarity of linearly modulated signals, transmitted through fading channels, to provide robust blind and data-aided mobile speed estimators. Embodiments of the invention utilize at least two methods of cyclic-correlation- and cyclic-spectrum-based methods and extension to space-time speed estimation at the base station in macrocells. In... Agent: Connolly Bove Lodge & Hutz LLP