| 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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| 09/19/2001 | EP1133868A1 Tracking camera |
| 09/18/2001 | US6292752 Device for acquiring lane path indicative data |
| 09/18/2001 | US6292592 Efficient multi-resolution space-time adaptive processor |
| 09/18/2001 | US6292136 Multi target tracking initiation with passive angle measurements |
| 09/18/2001 | US6292132 System and method for improved accuracy in locating and maintaining positions using GPS |
| 09/13/2001 | WO2001067806A1 Folded sagnac sensor array |
| 09/13/2001 | US20010020917 Radio transceiver and method of controlling direction of radio-wave emission |
| 09/13/2001 | US20010020916 Radio direction and position finding apparatus |
| 09/12/2001 | EP0685076B1 Signal processing system and method for use in multi beam sensing systems |
| 09/11/2001 | US6289231 Wave receiving apparatus and ultrasonic diagnostic apparatus |
| 09/11/2001 | US6288383 Laser spot locating device and system |
| 09/07/2001 | WO2001065272A1 Method for locating radioelectric sources using two-channel high resolution radiogoniometer |
| 09/07/2001 | CA2400763A1 Method for locating radioelectric sources using two-channel high resolution radiogoniometer |
| 09/07/2001 | CA2332688A1 Radio direction and position finding apparatus |
| 09/06/2001 | US20010019516 Speaker direction detection circuit and speaker direction detection method used in this circuit |
| 09/04/2001 | US6285321 Station based processing method for a wireless location system |
| 09/04/2001 | US6285319 Method for reducing geometrical dilution of precision in geolocation of emitters using phase circles |
| 09/04/2001 | CA2195591C Method and apparatus for determining the location of a mobile telephone |
| 09/04/2001 | CA2068136C Spacecraft antenna pattern control system |
| 08/29/2001 | EP0909393B1 Spatial interferometry |
| 08/29/2001 | EP0876578B1 System for localizing and identifying mines |
| 08/28/2001 | US6281970 Airborne IR fire surveillance system providing firespot geopositioning |
| 08/28/2001 | US6281927 Rotating shutter system for hostile laser source location technique |
| 08/28/2001 | US6281841 Direction determining apparatus |
| 08/28/2001 | US6281834 Calibration for wireless location system |
| 08/23/2001 | WO2001061465A1 Elapsed time clock for part call tag-based replenishment system |
| 08/22/2001 | CN1309041A Design method for alarm and locating controller of motor-driven vehicles |
| 08/21/2001 | US6278657 Folded sagnac sensor array |
| 08/21/2001 | US6278406 Direction finder and device for processing measurement results for the same |
| 08/21/2001 | US6278405 AI antenna driving device and method for controlling the same |
| 08/21/2001 | US6278401 Target type estimation in target tracking |
| 08/16/2001 | WO2001060086A1 System and method for communicating between a special number call answering agency and a mobile action asset |
| 08/15/2001 | CN2442883Y Locomotive positioner with GPS Positioning system |
| 08/14/2001 | US6275236 System and method for displaying tracked objects on a display device |
| 08/14/2001 | US6275189 Passive target detection and identification system |
| 08/14/2001 | US6274862 Arrangement for determining the incidence angle of radiation and especially solar radiation |
| 08/14/2001 | CA2229359C Sensor array tracking and detection system |
| 08/09/2001 | WO2001058153A1 Video collecting device, video searching device, and video collecting/searching system |
| 08/09/2001 | WO2001057550A1 Passive sound telemetry system and method and operating toy using the same |
| 08/09/2001 | WO2001057546A1 Cable phase calibration in a tcas |
| 08/09/2001 | DE19956912A1 Winkelmeßsystem und Winkelmeßverfahren zur berührungslosen Winkelmessung Angular position and angle measuring method for non-contact angle measurement |
| 08/08/2001 | EP1121607A1 Efficient multi-resolution space-time adaptive processor |
| 08/07/2001 | US6272072 Underwater communication method, device, and system utilizing a doppler frequency shift |
| 08/07/2001 | US6271791 Radio-signal direction finding |
| 08/07/2001 | CA2220713C Target light detection |
| 08/02/2001 | US20010010542 Image processor, intruder monitoring apparatus and intruder monitoring method |
| 08/01/2001 | EP1119741A1 Combined earth/star sensor system and method for determining the orbit and position of spacecraft |
| 08/01/2001 | EP0817977B1 Arrangement for the detection of targets |
| 07/31/2001 | US6269302 Simple mobile object position detecting system |
| 07/31/2001 | US6268829 Doppler direction finder and method of location using doppler direction finder |
| 07/31/2001 | US6268822 Dual-frequency millimeter wave and laser radiation receiver |
| 07/26/2001 | WO2001054312A1 Arrival direction determining method and radio receiving device |
| 07/25/2001 | EP1118870A2 Low cost angle of arrival measurement system |
| 07/24/2001 | US6266585 Gyrocompassing by intermittent GPS interferometry |
| 07/24/2001 | US6266013 Architecture for a signal collection system of a wireless location system |
| 07/19/2001 | WO2000077329A3 Key fob with valet and car locator feature |
| 07/19/2001 | CA2390844A1 A method for analyzing an acoustical environment and a system to do so |
| 07/18/2001 | EP1116959A2 Satellite communication optical beam acquisition techniques using a plurality of scan patterns |
| 07/18/2001 | EP1116046A1 Interferometric synthetic aperture radar altimeter |
| 07/17/2001 | US6263088 System and method for tracking movement of objects in a scene |
| 07/17/2001 | US6262689 Antenna for communicating with low earth orbit satellite |
| 07/12/2001 | WO2001050406A1 Subarray matching beamformer apparatus and method |
| 07/12/2001 | WO2001049565A1 Method and apparatus for autonomous solar navigation |
| 07/12/2001 | US20010007969 Method and apparatus for concurrently estimating respective directions of a plurality of sound sources and for monitoring individual sound levels of respective moving sound sources |
| 07/12/2001 | DE19958188C1 Verfahren zur Detektion und Ortung von Zielen A method for detection and location of targets |
| 07/11/2001 | EP0901639B1 Method and device for determining the direction in which an object is located |
| 07/10/2001 | US6259894 Method for improved line-of-sight signal detection using RF model parameters |
| 07/10/2001 | US6259405 Geographic based communications service |
| 07/10/2001 | US6259397 Radio wave source information display apparatus |
| 07/05/2001 | WO2001048504A2 Optoelectronic sensor and device for determination of direction-position |
| 07/05/2001 | WO2001016619A8 Collecting information about a plurality of emitters |
| 07/03/2001 | US6256559 Passive altimeter employing GPS signals |
| 07/03/2001 | US6256340 Phased array spread spectrum system and method5 |
| 07/03/2001 | US6256263 Acoustic sensing countermeasure device and method of determining a threat direction |
| 07/03/2001 | US6255992 Self-calibrating large baseline interferometer for very precise emitter location using time difference of arrival and time difference of arrival rate |
| 07/03/2001 | US6255991 Low cost angle of arrival measurement system |
| 06/28/2001 | US20010005219 Human tracking device, human tracking method and recording medium recording program thereof |
| 06/28/2001 | US20010005178 Method and apparatus for geographic-based communication service |
| 06/27/2001 | EP1111402A1 Star tracker with CCDs for high radiation environments |
| 06/27/2001 | EP1110397A1 Real-time tracking of an object of interest using a hybrid optical and virtual zooming mechanism |
| 06/27/2001 | EP1110117A1 Scanning apparatus |
| 06/26/2001 | US6253084 Process and device for managing intercellular transfers of radio communications in a cellular radio communication system by measuring virtual speeds of cellular devices |
| 06/26/2001 | US6252632 System for enhancing a video presentation |
| 06/21/2001 | WO2001044833A1 Method for obtaining underground imagery using a ground-penetrating radar |
| 06/21/2001 | WO2001044830A1 Device for locating a person or an object in a liquid environment |
| 06/21/2001 | WO2001044829A2 Methods and systems for monitoring multiple channels in a very high frequency omni-directional range receiver |
| 06/21/2001 | WO2001044765A1 Wide frequency band micromachined capacitive microphone/hydrophone and operating method |
| 06/21/2001 | CA2394264A1 Method for obtaining underground imagery using a ground-penetrating radar |
| 06/21/2001 | CA2393994A1 Methods and systems for monitoring multiple channels in a very high frequency omni-directional range receiver |
| 06/20/2001 | EP1108994A2 Method and apparatus for concurrently estimating respective directions of a plurality of sound sources and for monitoring individual sound levels of respective moving sound sources |
| 06/20/2001 | CN1300042A Method and apparatus for parallelly deducing multiple sound source direction and monitoring sound grade of every moving sound source |
| 06/19/2001 | US6249589 Device for passive friend-or-foe discrimination |
| 06/19/2001 | US6249261 Polymer, composite, direction-finding antenna |
| 06/14/2001 | WO2001043427A1 Indicating positional information in a video sequence |
| 06/14/2001 | WO2001042739A1 Electronic visitor guidance system |
| 06/14/2001 | WO2001042730A1 Dual-frequency millimeter wave and laser radiation receiver |
| 06/14/2001 | WO2001041884A1 Video processor systems for ball tracking in ball games |
| 06/13/2001 | EP1107584A2 Automatic following device |
| 06/13/2001 | EP1107017A2 A method of timing calibration |
| 06/13/2001 | EP1107016A1 Method for detecting and locating targets |