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)
12/2002
12/11/2002EP1264734A2 Vehicle surroundings monitoring apparatus
12/11/2002CN1384368A Arrival bearing estimating method
12/10/2002US6493379 Arrival direction estimation method using an array antenna and DS-CDMA receiver unit using the method
12/10/2002US6493288 Wide frequency band micromachined capacitive microphone/hydrophone and method
12/10/2002US6492944 Internal calibration method for receiver system of a wireless location system
12/10/2002US6490801 Sun sensors using multi-pinhole overlays
12/10/2002CA2266275C Direction finder and device for processing measurement results for the same
12/05/2002WO2002098016A2 Method for accurately tracking and communicating with a satellite from a mobile platform
12/05/2002WO2002079792A3 Method and apparatus for audio/image speaker detection and locator
12/05/2002WO2002069301A3 Road safety system
12/05/2002WO2001035054A9 Methods and appparatus for measuring orientation and distance
12/05/2002US20020183007 Base station device and arrival direction deducing method
12/05/2002US20020181723 Robot and controlling method of the same
12/05/2002US20020181721 Sound source probing system
12/05/2002US20020181329 Tracking system and method of operation thereof
12/05/2002US20020180639 Beam steering in sub-arrayed antennae
12/05/2002US20020180634 Method for accurately tracking and communicating with a satellite from a mobile platform
12/05/2002US20020179818 Apparatus and method for detecting the location, intensity and initiation time of an energy pulse
12/03/2002US6489923 Position location method and apparatus for a mobile telecommunications system
11/2002
11/28/2002WO2002095442A1 A device for determining the position and/or orientation of a creature relative to an environment
11/28/2002WO2002095441A1 Equipment for assistance in locating a mobile object such as a stray or missing animal
11/28/2002US20020176603 Automatic pan/tilt pointing device, luminaire follow-spot, and 6DOF 3D position/orientation calculation information
11/28/2002US20020175897 3D cursor or joystick device
11/28/2002US20020175813 Optical highway line detector
11/27/2002EP1260828A2 System for tracking an object
11/27/2002EP1260116A1 Folded sagnac sensor array
11/27/2002EP1259833A1 Method for locating radioelectric sources using two-channel high resolution radiogoniometer
11/27/2002CN1382346A Data acquisition system artificial eye, vision device, image sensor and associated device
11/26/2002US6487303 Object detector
11/26/2002US6486830 Directional antenna apparatus
11/26/2002CA2205820C Optic position sensor
11/24/2002CA2348212A1 Automatic pan/tilt pointing device, luminaire follow-spot, and 6dof 3d position/orientation calculation information gathering system
11/21/2002WO2002073562A9 Article locator system
11/21/2002US20020172223 Calibration for wireless location system
11/21/2002US20020171582 GPS receiver and GPS receiver system
11/20/2002EP0948749B1 Clutter rejection using adaptive estimation of a clutter probability density function
11/20/2002CN1094598C Arrangement for detection of targets
11/19/2002US6484021 Avalanche victim locating transceiving apparatus
11/19/2002US6483460 Baseline selection method for use in a wireless location system
11/19/2002US6483459 Direction of arrival angle tracking algorithm for smart antennas
11/19/2002US6483458 Method for accurately tracking and communicating with a satellite from a mobile platform
11/14/2002US20020169527 Method and system for marine vessel tracking system
11/14/2002US20020167862 Method and apparatus for approximating a source position of a sound-causing event for determining an input used in operating an electronic device
11/14/2002US20020167594 Object tracking apparatus, object tracking method and recording medium
11/14/2002US20020167445 Method and device for precise geolocation of low-power, broadband, amplitude-modulated signals
11/13/2002CN1094198C 全球导航定位卫星差分数据链系统 Global navigation satellite differential data link system
11/12/2002US6478260 Star detection and location system
11/07/2002US20020165669 Attitude measurement using a single GPS receiver with two closely-spaced antennas
11/06/2002EP1255121A1 A method for reducing multipath interferences errors in a navigation receiver
11/06/2002EP1179267A4 System and method for communicating between a special number call answering agency and a mobile action asset
11/05/2002US6476859 Thermal tracker
11/05/2002US6476764 Post-installation monitoring method for a satellite terminal antenna
11/05/2002US6476756 Method and apparatus to determine the direction to a transponder in a modulated backscatter communication system
10/2002
10/31/2002WO2002086532A2 Solid state modulated beacon tracking system
10/31/2002WO2002086442A2 Tracking device
10/31/2002US20020158799 Direction of Arrival Estimation Method and Radio Reception Apparatus
10/30/2002EP1253435A1 Method and system for spatio-temporal estimation of one or several emitters
10/30/2002EP1253434A1 Method for estimating a direction of arrival
10/30/2002EP1252761A1 Delayed video tracking
10/30/2002EP1252534A1 Method for obtaining underground imagery using a ground-penetrating radar
10/30/2002EP1252531A1 Cable phase calibration in a tcas
10/30/2002EP1252480A1 Image metrology methods and apparatus
10/30/2002CN1376597A Bus stop announcing system and method for bus with satellite positioning system
10/29/2002US6473363 Sonar direction finding
10/29/2002US6473055 Directional antenna apparatus and mobile communication system using the same
10/29/2002US6473035 System and method for pointing the bore-sight of a terminal antenna towards the center of a satellite station-keeping box in the geo-stationary orbit
10/27/2002CA2382313A1 Spatio-temporal process and device for one or more transmitters
10/24/2002US20020154293 Solid state modulated beacon tracking system
10/24/2002US20020154213 Video collecting device, video searching device, and video collecting/searching system
10/23/2002CN2518261Y Photovoltaic generating system able to automatically tracking sun
10/22/2002US6469783 Solid state modulated beacon tracking system
10/22/2002US6469666 Digital antenna goniometer and method
10/22/2002US6469657 FFT-based filtering for low-quality signal direction finding
10/22/2002US6469654 Transponder landing system
10/17/2002WO2002082249A2 Method and apparatus for approximating a source position of a sound-causing event
10/17/2002WO2002082097A2 Method and system for correcting for curvature in determining the trajectory of a projectile
10/17/2002US20020149681 Automatic image capture
10/17/2002US20020149476 Vehicle-use surroundings monitoring system
10/17/2002DE10152883A1 Nachführvorrichtung Tracking device
10/16/2002EP1249711A2 Device for detecting a danger of collision between two objects, in particular vehicles, in motion relative to each other
10/16/2002EP1248940A1 Methods and apparatus for measuring orientation and distance
10/16/2002EP0778952B1 Determining the origin of a projectile
10/16/2002CN1092792C Survey instrument
10/15/2002US6466162 System and method for measuring distance between two objects
10/15/2002US6466158 Identifying closely clustered moving targets
10/15/2002US6465766 Sunlight tracking sensor and its use in full-automatic solar tracking and collecting device
10/15/2002US6465725 Tracking type photovoltaic power generator and error correction method of its built-in clock
10/15/2002CA2273530C Radio environment analysis apparatus
10/10/2002WO2002079795A1 Method for selecting a target in an automated video tracking system
10/10/2002WO2002079794A1 Method for assisting an automated video tracking system in reaquiring a target
10/10/2002WO2002079792A2 Method and apparatus for audio/image speaker detection and locator
10/10/2002US20020145564 Antenna selection method for a wireless location system
10/09/2002EP1248465A1 Data acquisition system, artificial eye, vision device, image sensor and associated device
10/09/2002EP1247115A2 Methods and systems for monitoring multiple channels in a very high frequency omni-directional range receiver
10/08/2002US6462773 Video monitoring system
10/08/2002US6462326 Circuit for deriving the position of a fast pulsing laser on a silicon position sensing detector
10/03/2002WO2002077664A1 Improved underwater station
10/03/2002WO2002077663A1 Positioning system
10/03/2002US20020140814 Method for assisting an automated video tracking system in reaquiring a target
10/03/2002US20020140813 Method for selecting a target in an automated video tracking system
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