Patents
Sitemap › G01 - Measuring; Testing › G01S - Radio direction-finding; Radio navigation; Determining distance or velocity by use of radio waves; Locating or presence-detecting by use of the reflection or reradiation of radio waves; Analogous arrangements using other waves › G01S 3 - Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
Patents for G01S 3 - Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received (11,105)
06/2007
06/28/2007US20070146204 Method and apparatus for signal tracking utilizing universal algorithm
06/28/2007US20070146203 Method and apparatus for reducing geolocation ambiguity in signal tracking
06/28/2007US20070146198 Method and apparatus for detecting emitter movement
06/27/2007EP1801610A1 System for determining the location of participants of a satellite-based mobile communication system
06/27/2007EP1800147A2 Blind signal separation using signal path selection
06/27/2007CN1989418A Acoustic wave sensor
06/26/2007US7236128 System and method for locating radio emitters using self-calibrated path loss computation
06/21/2007US20070140060 Apparatus and method for reducing noise for moveable target
06/21/2007US20070140057 Location and ranging system for divers
06/21/2007US20070139269 System and method for model-free position estimation and tracking
06/21/2007US20070139268 Method and apparatus for adaptive direction estimation of radio waves
06/20/2007EP1798565A2 Radar apparatus
06/20/2007EP1428038B1 Method of processing signals from a towed linear array
06/20/2007EP1149432B1 Asymmetrical multi-beam radar sensor
06/20/2007EP1145034B1 Bandwidth synthesis for wireless location system
06/20/2007CN1983835A Self-powered positioning and modem system for radio/audio communication device
06/19/2007US7233863 GPS location finding device
06/19/2007US7233288 Receiver for a position-finding system with improved sensitivity
06/19/2007US7233286 Calibration of a device location measurement system that utilizes wireless signal strengths
06/19/2007US7233285 Correlation interferometer geolocation
06/14/2007US20070133352 System and method for position awareness for minimizing power consumption in sensor network environment
06/14/2007US20070132639 Method and apparatus for determining an approximate position of a satellite positioning receiver
06/14/2007US20070132638 Close/intra-formation positioning collision avoidance system and method
06/14/2007US20070132637 Method and apparatus for installing and/or determining the position of a receiver of a tracking system
06/14/2007DE19851010A1 Einrichtung zur Erkennung und Lokalisierung von Laserstrahlungsquellen Means for detection and localization of laser radiation sources
06/13/2007CN1321330C Precision dynamic positioning device of pulse encoder combined with GPS
06/12/2007US7231197 Angle rate interferometer and passive ranger
06/12/2007US7231051 Detection of viewing direction by microphone
06/12/2007US7230577 Wireless terminal position detecting device and method
06/12/2007US7230565 Radar
06/07/2007WO2007064542A2 Systems and methods for tdoa/fdoa location
06/07/2007WO2007063126A1 Autonomous and automatic landing system for drones
06/07/2007US20070126636 System and/or Method for Estimating Speed of a Transmitting Object
06/07/2007US20070126635 System and Method for Determining Geographic Location of Wireless Computing Devices
06/07/2007US20070126634 Navigation system using radio frequency tags
06/07/2007US20070126632 Signal separation based on linear independent signal summation sets and an antenna array
06/07/2007US20070126631 Signal separation based on a hybrid separation matrix and antenna arrays
06/07/2007US20070126579 Passive radio frequency identification (RFID) transponder/reader system and method for survey marker location
06/06/2007EP1792367A2 Blind signal separation using i and q components
06/06/2007EP1792366A2 Blind signal separation using array deflection
06/06/2007EP1792199A2 Blind signal separation using correlated antenna elements
06/06/2007EP1792198A2 Blind signal separation using a combination of correlated and uncorrelated antenna elements
06/06/2007EP1792197A2 Blind signal separation using spreading codes
06/05/2007US7228244 Method and apparatus for direction-of-arrival tracking and their application to beamforming at base-station
06/05/2007US7228236 Subarray matching beamformer apparatus and method
06/05/2007US7227960 Robot and controlling method of the same
06/05/2007US7227499 Dual platform location-relevant service
05/2007
05/31/2007WO2007025033A3 Method and system for enhancing regional sensitivity noise discrimination
05/31/2007US20070120738 Systems and methods for TDOA/FDOA location
05/31/2007DE19758469A1 Zieldiskriminator Zieldiskriminator
05/30/2007EP1260116B1 Folded sagnac sensor array
05/29/2007US7224159 Foldable multimeter
05/29/2007US7223245 Method and apparatus for automatic non-cooperative frequency specific assessment of hearing impairment and fitting of hearing aids
05/24/2007US20070117568 Probabilistic model for a positioning technique
05/24/2007US20070115176 Land-based local ranging signal methods and systems
05/24/2007US20070115170 Transmitting-receiving module of radar system
05/23/2007EP1787142A1 A collision avoidance warning and taxi guidance device
05/23/2007EP1787138A2 Systems and methods for disambiguating shooter locations
05/22/2007US7221623 Expansion coefficient balancing in pressure compensation systems
05/22/2007US7221622 Speaker distance detection apparatus using microphone array and speech input/output apparatus
05/22/2007US7221314 Estimation and resolution of carrier wave ambiguities in a position navigation system
05/22/2007US7221139 Multi-channel radiometer imaging system
05/18/2007WO2007054724A2 Location information system
05/18/2007WO2006015290A3 Multiple frequency antenna structures and method for receiving navigation or ranging signals
05/17/2007US20070109914 Distance measurement for wireless building automation devices
05/17/2007US20070109192 Method and apparatus for processing navigation data in position determination
05/17/2007US20070109188 Satellite and local system position determination
05/17/2007US20070109184 Novas hybrid positioning technology using terrestrial digital broadcasting signal (DBS) and global positioning system (GPS) satellite signal
05/16/2007EP1784656A2 Self-calibrating shooter estimation
05/16/2007CN1965245A Automatic generation of signal strength map for location determination of mobile devices
05/15/2007US7218448 Extended depth of field optical systems
05/10/2007US20070104031 Navigation processor, a system comprising such a navigation processor and a method of controlling an underwater system by such a navigation processor
05/09/2007EP1783455A2 Airborne reconnaissance system
05/09/2007EP1782635A1 Real-time image stabilization
05/09/2007EP1381878B1 Positioning system
05/09/2007CN1960056A Method and system of following motion object by mobile type antenna
05/09/2007CN1315346C Phased array spread spectrum method
05/08/2007US7215785 Passive sound telemetry system and method and operating toy using the same
05/08/2007US7214916 Optical arrangement for a homing head with movable optical elements
05/08/2007CA2199120C Time-of-flight radio location system
05/03/2007US20070100548 System & method for determining attitude using spatial shift key (ssk) modulation signatures
05/03/2007US20070096985 System for transmitting position signal
05/03/2007US20070096984 Network for locating a wireless tag
05/02/2007EP1780909A1 Base station and mobile unit of mobile communication system, and azimuth determining method
05/02/2007EP1779133A1 Monitoring the movement of mobile communication devices
05/02/2007CN1957535A Digit transducer device
05/02/2007CN1314203C Method for interpretation of a radio-electrical command
05/01/2007US7212160 Locating an object of interest using back tracked-rays derived from multipath signals
05/01/2007US7212159 Positioning system, apparatus and method
05/01/2007CA2452108C Enhanced location methodology for a location system
04/2007
04/26/2007WO2007047119A2 Moving transmitter correlation interferometer geolocation
04/26/2007US20070093511 Anhydrous Crystal Form of Valaciclovir Hydrochloride
04/26/2007US20070090996 Method and system for spatial data input, manipulation and distribution via an adaptive wireless transceiver
04/26/2007US20070090995 System and method for position detection of a terminal in a network
04/26/2007US20070090824 Multi-channel radiometer imaging system
04/25/2007EP1777539A1 Radio wave arrival direction adaptive deduction tracking method and device
04/25/2007EP1776599A1 Vehicle location and recovery systems
04/25/2007EP1651853A4 Predicting, bounding and mitigating satellite attitude disturbances arising from infrared earth sensors for satellites in inclined, elliptical orbits
04/24/2007US7209751 System and method for proximity motion detection in a wireless network
04/24/2007US7209529 Doppler compensated receiver
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