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)
09/2007
09/04/2007US7265713 Overlapping subarray architecture
09/04/2007CA2255118C Personal direction finding apparatus
08/2007
08/30/2007US20070202919 Separating Mixed Signals In A Cellular Environment
08/30/2007US20070200760 Method And Arrangement For Determining The Spatial Frequency Of A Signal
08/30/2007US20070200759 Ranging system and method
08/30/2007US20070200758 Signal separation for a cdma communications device and associated methods
08/30/2007US20070199765 Device and method for acoustic source localization in a sound measurement testbed
08/29/2007EP1649235A4 Spectral tracking
08/29/2007EP1205762B1 Method and apparatus for determining sound source
08/29/2007CN101027817A Blind signal separation using I and Q components
08/29/2007CN101027572A Blind signal separation using signal path selection
08/29/2007CN101027571A Blind signal separation using spreading codes
08/28/2007US7263083 Radio communication device and arrival direction estimation method
08/28/2007US7262733 Method of estimating the location of a device
08/23/2007WO2004093245A3 Electronically scanning direction finding antenna system
08/23/2007US20070194988 Precise local positioning systems using ground-based transmitters
08/23/2007DE10152883B4 Nachführvorrichtung Tracking device
08/22/2007EP1627531A4 Method for identifying bad pixel against a non-uniform landscape
08/22/2007EP1546752B1 Direction finding cell phones
08/22/2007EP1428000A4 Apparatus for testing aramid fiber elevator cables
08/22/2007CN101023372A Blind signal separation using a combination of correlated and uncorrelated antenna elements
08/21/2007US7260022 Method and apparatus for detecting, evaluating and identifying a stationary or moving object
08/21/2007US7259718 Apparatus and method for keeping pets in a defined boundary having exclusion areas
08/15/2007EP1818681A1 A system and method for calibrating on-board aviation equipment
08/15/2007EP1817608A2 Laser direction detection
08/15/2007EP1625429B1 Solar sensor comprising microballs on the interior face of the cap
08/15/2007EP1310013B1 Satellite communication antenna pointing system
08/15/2007CN1332224C Double-optical fibre circular cascade laser warning device
08/14/2007US7256817 Following device
08/14/2007US7256737 Method and apparatus for geolocating a wireless communications device
08/14/2007US7256681 Asset tracking using wireless LAN infrastructure
08/09/2007WO2007054724A3 Location information system
08/09/2007US20070185654 Method of detecting and viewing low-power moving acoustic sources
08/09/2007US20070182633 Monitor Units for Television Signals
08/09/2007US20070182632 System a method and an apparatus for performing wireless measurements, positioning and surface mapping by means of a portable coordinate system
08/09/2007US20070182630 Wireless mobile terminal using sensors for controlling autonomous and assisted GPS modes
08/08/2007CN1330929C Position determining apparatus and rotary laser apparatus used with same
08/08/2007CN101014873A Vehicle location and recovery systems
08/08/2007CN101014872A Method for tracking a transmitter by means of a synthetic gap antenna network
08/07/2007US7253835 Method and apparatus for estimating a camera reference horizon
08/07/2007US7253769 Method for the elimination in a receiver of incident beams resulting from multipaths, and device for implementation
08/07/2007CA2494886C Calibration for wireless location system
08/07/2007CA2300577C Digital video image transmission device
08/02/2007US20070178911 Automatic generation of signal strength map for location determination of mobile devices
08/02/2007US20070176826 Ulb location system for rescuing avalanche victims
08/02/2007US20070176825 Undulating transmit patterns to support signal separation at a receiver
08/02/2007DE19734087B4 Auswerteschaltung mit Phasenbestimmung für ortsempfindliche Detektoren Evaluation phase determination for position-sensitive detectors
08/01/2007EP1813956A1 Sound source direction judging device and method
08/01/2007EP1813955A1 Device controlling relative position(s) using power measurements for use by a spacecraft in a group of spacecraft in formation
07/2007
07/31/2007US7251336 Acoustic talker localization
07/31/2007US7250905 Virtual antenna technology (VAT) and applications
07/31/2007US7250902 Method of generating accurate estimates of azimuth and elevation angles of a target for a phased—phased array rotating radar
07/31/2007US7250747 Radiometer measurement linearization system and method
07/26/2007WO2007084164A2 Underwater geopositioning methods and apparatus
07/26/2007WO2007084121A1 Sound source location and quantification using arrays of vector probes
07/26/2007WO2007082940A1 Device for controlling relative position(s) by power measurements, for a spacecraft of a group of spacecraft in formation
07/25/2007EP1811346A1 Device for the localization and the measurement of the intensity of acoustic sources
07/25/2007EP1811315A2 Tread detection system
07/25/2007CN101006728A Real-time image stabilization
07/25/2007CN101006715A Real-time stabilization
07/25/2007CN101006320A Method and device for producing an optical link using light flashes
07/25/2007CN101004445A System and method for establishing and synthesizing doppler effect
07/24/2007US7248949 System and method for stochastic aircraft flight-path modeling
07/24/2007US7248540 Dual channel delay sensing circuit
07/24/2007US7248286 Apparatus and method for controlling a camera using a video compression algorithm
07/24/2007US7248219 Correlation of flight track data with other data sources
07/24/2007US7248218 Reliability and the accuracy of position-finding methods by estimation of the Rice factor of a radio link
07/24/2007US7248217 Average EIRP control of multiple antenna transmission signals
07/19/2007US20070164902 Smart antenna beamforming device in communication system and method thereof
07/19/2007DE102006062370A1 Ankunftsrichtung-Abschätzungsvorrichtung Direction of arrival estimation apparatus
07/18/2007EP1807712A1 Antenna positioner system with dual operational mode
07/17/2007US7245558 System and method for detection using ultrasonic waves
07/17/2007US7245258 Location processing apparatus, systems, and methods
07/17/2007US7245216 First responder communications system
07/17/2007US7245214 Electronically tracking a path history
07/12/2007WO2006110630A3 Real time acoustic event location and classification system with camera display
07/12/2007US20070162185 Distance Measurement for Building Automation Devices with Wireless Data Communications
07/12/2007US20070159924 Acoustic location and enhancement
07/12/2007US20070159923 Acoustic Lure Tracking System
07/12/2007US20070159405 Satellite tracking antenna system and method therefor
07/12/2007US20070159394 Method and apparatus for signal tracking utilizing universal algorithm
07/12/2007US20070159392 Method for improved signal to noise ratio estimation
07/11/2007EP1806593A1 Determination of the adequate measurement window for sound source localization in echoic environments
07/11/2007CN1998161A Base station, mobile machine and orientation detecting method for mobile communication system
07/11/2007CN1326417C Method of estimated transmission to angle in mobile terminal and corresponding mobile terminal
07/11/2007CN1326334C Method and device for searching distributed signal sources of base station
07/10/2007US7242345 Method for controlling a radar antenna
07/10/2007US7240674 Solar tracking apparatus
07/05/2007WO2007073715A1 Method for verifying plotting results
07/05/2007WO2007038326A3 Pattern diversity to support a mimo receiver and associated methods
07/05/2007WO2006050430A3 Optical tracking system using variable focal length lens
07/05/2007WO2006026016A3 Satellite and local system position determination
07/05/2007DE102005061391A1 Verfahren zur Verifikation von Peilergebnissen Method for the verification of Peilergebnissen
07/04/2007EP1803024A1 Scanning imaging apparatus
07/03/2007US7239278 Detection system, detection method, and detection computer program product
07/03/2007US7239277 Method and system for extensible position location
07/03/2007US7239122 Multi-channel radiometer imaging system
06/2007
06/28/2007WO2007028077A3 Average eirp control of multiple antenna transmission signals
06/28/2007WO2006130223A3 Loran-based underground geolocation, navigation and communication system
06/28/2007US20070149204 Systems and methods for three dimensional antenna selection and power control in an ad-hoc wireless network
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