| 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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| 04/21/2011 | US20110090124 Method and system for indoor positioning |
| 04/21/2011 | US20110090123 Binning Venues Into Categories Based On Propagation Characteristics |
| 04/21/2011 | US20110090122 Location measurement acquisition adaptive optimization |
| 04/21/2011 | US20110090121 Location measurement acquisition optimization with monte carlo simulation |
| 04/21/2011 | US20110090120 Radio communication device and arrival direction estimation method |
| 04/21/2011 | DE102010048924A1 Mehrfachwellenlängenfähiger Laserempfänger Multi-wavelength laser-capable receiver |
| 04/20/2011 | CN201804103U Portable and integrated direction-finding mainframe with radio monitoring |
| 04/20/2011 | CN101109798B Direction finding method of accurate direction finding device for P/L waveband radiation source |
| 04/19/2011 | US7929048 Image acquisition module for monitoring applications of the external surroundings of a vehicle |
| 04/19/2011 | US7929022 Method of producing a transit graph |
| 04/19/2011 | US7928908 Apparatus and method for determining receiver performance in a multilateration system |
| 04/19/2011 | US7928907 Method for mapping machine rooms and locating machines within machine rooms |
| 04/14/2011 | US20110084876 Qualifying coarse position injection in position determination systems |
| 04/14/2011 | CA2716298A1 Electronic baffling of sensor arrays |
| 04/13/2011 | CN102016623A Direction finding method and device |
| 04/13/2011 | CN101103281B Method for determining the orientation of an antenna array |
| 04/13/2011 | CN101014872B Method for tracking a transmitter by means of a synthetic gap antenna network |
| 04/12/2011 | USRE42285 Applications processor including a database system, for use in a wireless location system |
| 04/12/2011 | US7925606 Monitoring physical locations using rules and events processing |
| 04/12/2011 | US7924654 System for beamforming acoustic buoy fields |
| 04/07/2011 | WO2011041074A1 Systems and methods for disambiguating shooter locations with shockwave-only location |
| 04/07/2011 | WO2011038989A1 Method and device for analyzing amplitude modulated broadband noise |
| 04/07/2011 | DE3727447A1 Device for subtracting noise signals of e.g. engine, for sonar antenna in sonar system, has electronic circuit delivering signals for sonar path, and subtraction unit for subtracting signals from path signals, where signals represent noise |
| 04/07/2011 | DE102009043417A1 Verfahren und Vorrichtung zum Analysieren amplitudenmodulierter Breitbandgeräusche Method and device for analyzing amplitude modulated broadband noise |
| 04/07/2011 | DE102009042967A1 Verfahren und Vorrichtung zum Peilen von schallabstrahlenden Zielen Method and apparatus for finding from sound-emitting targets |
| 04/07/2011 | CA2776297A1 Systems and methods for disambiguating shooter locations with shockwave-only location |
| 04/06/2011 | EP2304969A1 Apparatus, method and computer program for localizing a sound source |
| 04/06/2011 | CN102007516A Technique for automatically tracking an object |
| 03/31/2011 | WO2011037660A1 Co-boresighted dual-mode sal/ir seeker including a sal spreader |
| 03/31/2011 | WO2011036247A1 Radiation sensor for solar collectors |
| 03/31/2011 | WO2011035995A1 Method and device for locating sound-emitting targets |
| 03/31/2011 | US20110075886 Graphics-aided remote position measurement with handheld geodesic device |
| 03/31/2011 | US20110074634 Wireless positioning method and apparatus |
| 03/31/2011 | US20110074632 Wireless positioning method and apparatus |
| 03/31/2011 | US20110074631 Method of Correlating Known Image Data of Moving Transmitters with Measured Radio Signals |
| 03/31/2011 | DE3833272B3 Unfolding cylindrical sonar for use in helicopter, comprises cylindrical body, and group of arms linked to body, where arm is fixed to end of bars, and is assembled against body in unfolding manner |
| 03/31/2011 | DE3504050A1 Method for pretending passive locating sonar device, particularly passive sonar of attacking torpedo, involves providing location of target ship by application of disturbing noise emitted from target ship |
| 03/30/2011 | EP2300846A1 Spectral detector with angular resolution using refractive and reflective structures |
| 03/30/2011 | EP2162757B1 Joint position-pitch estimation of acoustic sources for their tracking and separation |
| 03/30/2011 | CN101344582B Gravel-blind minimum variance distortionless response beam forming method |
| 03/30/2011 | CN101149429B Array mutual coupling calibration and source direction estimation method suitable for uniform circular array |
| 03/29/2011 | US7917336 Geometric source separation signal processing technique |
| 03/29/2011 | US7917157 Location services for mobile communication system |
| 03/29/2011 | US7916577 Method and system for recognizing location by using sound sources with different frequencies |
| 03/29/2011 | US7916085 Method and apparatus for locating the source of radio frequency emissions |
| 03/29/2011 | US7916074 System and method for positioning in configured environments |
| 03/24/2011 | WO2011033512A1 Solar tracker device and system |
| 03/24/2011 | WO2011032884A1 Three-dimensional location of target land area by merging images captured by two satellite-based sensors |
| 03/24/2011 | US20110071751 Systems and method for determining propellant mass and center of gravity for a space-based asset |
| 03/24/2011 | US20110069585 Gunshot Detection Sensor with Display |
| 03/24/2011 | US20110068981 Apparatus and Method for Constructing and Utilizing a Beacon Location Database |
| 03/24/2011 | US20110068980 Direction finding method and device |
| 03/24/2011 | DE102009047941B3 Method for acoustically measuring waterbody bed details of e.g. ship anchor, involves determining common signal direction, and identifying optimal signal direction based on maximum quality extreme value of linear regression quality value |
| 03/24/2011 | DE102009040992A1 Method for freezing and contamination recognition of environmental influences, involves stimulating diaphragm of ultrasonic sensor sending ultrasonic waves with given stimulated frequency |
| 03/23/2011 | EP2297592A2 Sensor for airborne shooter localization system |
| 03/23/2011 | EP2212709B1 Device and method for generating a stereo audio signal |
| 03/23/2011 | CN201773941U Handheld direction-finding antenna with internal electronic compass |
| 03/23/2011 | CN201773183U Portable radio direction finding device |
| 03/23/2011 | CN101006728B Real-time image stabilization |
| 03/22/2011 | US7912680 Direction-of-arrival estimation apparatus |
| 03/22/2011 | US7911385 RF transmitter geolocation system and related methods |
| 03/22/2011 | US7911384 System and method for enhancing the accuracy of a location estimate |
| 03/18/2011 | CA2679673A1 Handheld synthetic antenna array |
| 03/17/2011 | WO2011031359A1 Optical system with adjustable shims |
| 03/17/2011 | US20110066399 Small form-factor distance sensor |
| 03/17/2011 | US20110061554 Acoustic Shotgun System |
| 03/16/2011 | EP2294442A1 Method and apparatus for passive determination of target parameters |
| 03/16/2011 | EP2294441A1 Method of detecting an object in a scene comprising artefacts |
| 03/16/2011 | EP2294440A1 Direction finding method and device |
| 03/16/2011 | EP2294439A1 Measurement of time of arrival |
| 03/16/2011 | EP1869489B1 High-resolution, arbitrary-even-order direction finding method and device |
| 03/15/2011 | US7907089 Method for tracking a transmitter by means of a synthetic sparse antenna network |
| 03/10/2011 | WO2011027260A1 High spectral resolution color sensor using non-dispersive elements |
| 03/10/2011 | WO2011026452A1 Sensor system for detecting surrounding objects |
| 03/10/2011 | US20110057840 Method of Positioning RFID Tags |
| 03/10/2011 | CA2772483A1 High spectral resolution color sensor using non-dispersive elements |
| 03/09/2011 | EP2293095A1 Radio-tracking method, system and devices |
| 03/09/2011 | EP2293094A1 Method of estimating direction of arrival and apparatus thereof |
| 03/08/2011 | US7903029 Wireless location routing applications and architecture therefor |
| 03/08/2011 | US7903022 Distance measuring apparatus, distance measuring method, reflector, and communication system |
| 03/03/2011 | US20110054776 Location-based weather update system, method, and device |
| 03/03/2011 | US20110053614 Position information system |
| 03/03/2011 | US20110051555 System and Method for Determining Location of Submerged Submersible Vehicle |
| 03/03/2011 | US20110050503 Power saving system and method for mobile computing device |
| 03/03/2011 | US20110050502 Three Dimensional RF Search System |
| 03/03/2011 | US20110050500 Method of estimating direction of arrival and apparatus thereof |
| 03/03/2011 | DE102009039171A1 Method for retrieving parked motor vehicle, involves determining position of parked motor vehicle based on spatial signal, and displaying direction and/or distance to vehicle to user on display at receiver part based on determined position |
| 03/02/2011 | EP2290430A1 System for measuring the variation of an optical line of sight of an optical instrument |
| 03/02/2011 | EP2290390A1 Satellite connection apparatus for transport means |
| 02/24/2011 | WO2010141119A3 Passive electro-optical tracker |
| 02/24/2011 | WO2010125029A4 Apparatus and method for the binaural reproduction of audio sonar signals |
| 02/23/2011 | EP2286520A1 Antenna design and interrogator system |
| 02/23/2011 | EP2286279A2 Sub-millimeter wave rf and ultrasonic concealed object detection and identification |
| 02/23/2011 | EP2286272A2 Method of estimating probability distributions of the presence and non-presence of intrusions in a surveillance area |
| 02/23/2011 | CN101980043A Anti-receiver phase jump method for measuring directions of interference sources |
| 02/22/2011 | US7893955 Apparatus and method for displaying image data direction of terminal |
| 02/22/2011 | US7893876 System and method for determining locations of medical devices |
| 02/22/2011 | US7893875 Device for and method of geolocation |
| 02/22/2011 | US7893874 Global coordinate creation method for precision measurement of hollow frame |
| 02/22/2011 | US7893872 Method and apparatus for performing blind signal separation in an OFDM MIMO system |