| 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) |
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| 06/13/2001 | CN1299469A Method and apparatus for determining a direction of arrival of signal |
| 06/13/2001 | CN1299063A Timing calibration method |
| 06/13/2001 | CN1299062A High-precision multi-beam amplitude-comparison direction finding system |
| 06/12/2001 | US6246863 Avalanche transceiver |
| 06/12/2001 | US6246376 Wireless location and direction indicator for multiple devices |
| 06/12/2001 | US6246367 Lightning locating system |
| 06/12/2001 | US6246366 Direction determination in cellular mobile communications network |
| 06/12/2001 | US6246359 Radar |
| 06/07/2001 | WO2001041448A1 Data acquisition system, artificial eye, vision device, image sensor and associated device |
| 06/07/2001 | US20010002843 Automatic following device |
| 06/06/2001 | CN1298601A Automatic determining preset position corresponding to television conference attendance |
| 06/05/2001 | US6243322 Method for estimating the distance of an acoustic signal |
| 06/05/2001 | US6242740 Imaging system functioning on submillimeter waves |
| 06/05/2001 | CA2079812C A detection system for use in an aircraft |
| 06/03/2001 | CA2326292A1 Method of timing calibration |
| 05/31/2001 | WO2001038896A1 Sun sensors using multi-pinhole overlays for detection of satellite attitude |
| 05/31/2001 | WO2001038828A1 Angle measuring system |
| 05/31/2001 | US20010002225 Image shake detecting device |
| 05/31/2001 | CA2391873A1 Sun sensors using multi-pinhole overlays |
| 05/30/2001 | EP1103000A1 An acoustic system for measuring the location and depth of underground pipe |
| 05/30/2001 | EP0934657A4 Satellite camera attitude determination and image navigation by means of earth edge and landmark measurement |
| 05/29/2001 | US6240368 Positioning system for a motor vehicle having a satellite receiver |
| 05/29/2001 | US6239747 Antenna system and method for direction finding |
| 05/29/2001 | US6239746 Radiogoniometry method and device co-operating in transmission |
| 05/29/2001 | US6239353 Solar tracker |
| 05/29/2001 | CA2244344C Control method of adaptive array and adaptive array apparatus |
| 05/23/2001 | DE19949380A1 Vorrichtung und Verfahren zum Bestimmen eines Winkels, unter dem eine Strahlung auf eine Referenzebene auftrifft Apparatus and method for determining an angle at which a radiation is incident on a reference plane |
| 05/22/2001 | US6236939 Method and apparatus for controlling spacecraft attitude with rotational star trackers |
| 05/22/2001 | US6236862 Continuously adaptive dynamic signal separation and recovery system |
| 05/22/2001 | US6236736 Method and apparatus for detecting movement patterns at a self-service checkout terminal |
| 05/17/2001 | WO2001035120A1 All digital apparatus for bearing measurement of electromagnetic sources |
| 05/17/2001 | WO2001035118A1 Method to determine whether an acoustic source is near or far from a pair of microphones |
| 05/17/2001 | WO2001035054A1 Methods and appparatus for measuring orientation and distance |
| 05/17/2001 | WO2001035053A1 Image metrology methods and apparatus |
| 05/17/2001 | WO2001035052A1 Robust landmarks for machine vision and methods for detecting same |
| 05/17/2001 | US20010001239 Method and apparatus for geographic-based communications service |
| 05/16/2001 | EP1099958A1 Method and device to determine the shape of a linear antenna and resolve its directional ambiguity |
| 05/15/2001 | US6233007 Method and apparatus for tracking position of a ball in real time |
| 05/15/2001 | US6232922 Passive three dimensional track of non-cooperative targets through opportunistic use of global positioning system (GPS) and GLONASS signals |
| 05/09/2001 | EP1097392A1 Signal processing method |
| 05/08/2001 | CA2219306C Modulated backscatter location system |
| 05/03/2001 | DE19953006A1 Device for controlling traffic flow near junction, especially with traffic lights, evaluates fan beam incident point profile, associates with individual spatially related incident point object groups |
| 05/02/2001 | EP1095291A1 Method and system for obtaining direction of an electromagnetic wave |
| 05/01/2001 | US6225949 Method and apparatus for a ring interferometer |
| 05/01/2001 | US6225948 Method for direction estimation |
| 04/25/2001 | EP1094335A1 Method and apparatus for locating a wireless mobile unit using a single base station |
| 04/25/2001 | CN1292985A Improved signal localization arrangement |
| 04/25/2001 | CN1292933A Semiconductor position sensor |
| 04/24/2001 | US6223123 Method and apparatus for direction finding |
| 04/19/2001 | WO2001027650A1 System for processing directional radio signals |
| 04/19/2001 | WO2001027563A1 Apparatus and method for determining moving range of regions of human body |
| 04/19/2001 | CA2387374A1 System for processing directional radio signals |
| 04/18/2001 | EP1093185A2 Phased array spread spectrum system and method |
| 04/18/2001 | EP1092986A2 Apparatus and method to determine the angle of incidence of radiation onto a reference plane |
| 04/18/2001 | CN1292093A Radio-signal direction finding |
| 04/12/2001 | WO2001025816A1 Method and apparatus for extracting physical parameters from an acoustic signal |
| 04/12/2001 | WO2001025814A1 Method for determining an angle of arrival |
| 04/11/2001 | CN1291062A Using single base station search positioning in CDMA/TDMA system |
| 04/10/2001 | US6215983 Method and apparatus for complex phase equalization for use in a communication system |
| 04/10/2001 | US6215731 Acousto-optic weapon location system and method |
| 04/10/2001 | US6215115 Accurate target detection system for compensating detector background levels and changes in signal environments |
| 04/05/2001 | WO2001024515A1 Tracking camera |
| 04/05/2001 | CA2321395A1 Location finding using a single base station in cdma/tdma systems |
| 04/04/2001 | EP1089546A2 Position sensing device having a movable photosensing element |
| 04/04/2001 | EP1089092A1 Method and apparatus for measuring physical parameters from the phase and amplitude histories of an acoustic signal |
| 04/04/2001 | CN1289988A Position sensor with movable photosensitive element |
| 04/03/2001 | US6211846 Antenna system for radio direction-finding |
| 03/29/2001 | WO2001022117A1 System for detecting mobile receivers, using digital telebroadcasts transmission of a ground transmitter network |
| 03/27/2001 | US6208937 Method and apparatus for generating navigation data |
| 03/27/2001 | US6208589 Method of screening acoustic signals transmitted by a moving target |
| 03/27/2001 | US6208296 Method and apparatus for training a receiver on a source |
| 03/27/2001 | US6208295 Method for processing radio signals that are subject to unwanted change during propagation |
| 03/27/2001 | CA2251838C Remote position sensing apparatus and method |
| 03/27/2001 | CA2210922C Method and apparatus for tracking alignment in wireless optical communications |
| 03/22/2001 | WO2001020361A1 Optical angle sensor for use in a position and/or attitude determination system |
| 03/21/2001 | EP1085342A1 A spread spectrum system using phased array principles to combat multipath |
| 03/21/2001 | EP1084590A1 Folded sagnac sensor array |
| 03/20/2001 | US6205231 Object identification in a moving video image |
| 03/20/2001 | US6204809 Radio wave receiving apparatus having an improved antenna resolution |
| 03/20/2001 | US6204803 Radar apparatus |
| 03/15/2001 | WO2000049424A9 Methods of decomposing complex data |
| 03/14/2001 | EP1083440A2 A satellite-based location system employing dynamic integration techniques |
| 03/14/2001 | CN1287273A Satellite primary fixer system using dynamic integration technology |
| 03/14/2001 | CN1063267C Common-frequency multi-signal direction-finding and intercept receiving method and device thereof |
| 03/13/2001 | US6201233 Position detection element, position detection device, and position input device |
| 03/08/2001 | WO2001016929A1 3d navigation system using complementary head-mounted and stationary infrared beam detection units |
| 03/08/2001 | WO2001016619A1 Collecting information about a plurality of emitters |
| 03/08/2001 | WO2000058747A3 Underwater communication method, device, and system utilizing a doppler frequency shift |
| 03/07/2001 | CA2317143A1 A satellite-based location system employing dynamic integration techniques |
| 03/06/2001 | US6198693 System and method for finding the direction of a wave source using an array of sensors |
| 03/06/2001 | US6198454 Broadband fan cone direction finding antenna and array |
| 03/06/2001 | US6198436 Integrated interferometer and instantaneous frequency measurement device and method |
| 03/01/2001 | WO2001015469A1 Method for tracking the location of mobile units |
| 03/01/2001 | WO2001014904A1 Image processing system and method |
| 02/28/2001 | EP1079461A2 Direction estimating apparatus, directivity controlling antenna apparatus, and direction estimating method |
| 02/28/2001 | EP1078276A1 Method and apparatus for determining a direction of arrival of a signal |
| 02/28/2001 | CN2421208Y On-vehicle equipment with integrated positioning, communication and anti-theft warning functions |
| 02/28/2001 | CN1286008A Communications localization system |
| 02/28/2001 | CN1285627A Time division multiplexing channel antenna array system and signal processing method thereof |
| 02/27/2001 | US6195044 Laser crosslink satellite attitude determination system and method |