| 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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| 07/22/2009 | EP1894155A4 Interactive and adaptive messaging systems |
| 07/22/2009 | EP1488251B1 Automatic synchronous tuning of narrowband receivers of a wireless location system for voice/traffic channel tracking |
| 07/22/2009 | CN101487888A Spacing spectrum peak search method |
| 07/21/2009 | US7564408 Sensor network and method for monitoring a terrain |
| 07/16/2009 | WO2009089130A2 Apparatus and method for determining analyte content in a fluid |
| 07/16/2009 | WO2007133195A9 Triangulation with co-located sensors |
| 07/16/2009 | US20090179799 Direction finding system and direction finding apparatus |
| 07/16/2009 | CA2748870A1 Apparatus and method for determining analyte content in a fluid |
| 07/15/2009 | EP2078211A2 Methods and systems for signal selection |
| 07/14/2009 | US7561942 Apparatus and method of controlling mobile body |
| 07/14/2009 | US7561701 Method and apparatus for identifying the direction of incidence of an incoming audio signal |
| 07/14/2009 | US7561492 System and method for detection using ultrasonic waves |
| 07/14/2009 | US7561105 Emitter locating using time-difference-of-arrival (TDOA) techniques |
| 07/14/2009 | US7561104 Method to modify calibration data used to locate a mobile unit |
| 07/14/2009 | US7561102 Method of and system for expanding localized missing customer-vehicle law enforcement-aided VHF recovery networks with location-on-demand supplemental service features via such networks for improved law enforcement-aided recovery, and via the internet for providing supplemental customer service features |
| 07/09/2009 | WO2009086484A1 Cellular communication device with wireless pointing device function |
| 07/09/2009 | WO2009085345A1 Alerting system for a facility |
| 07/09/2009 | US20090177399 Method for estimating location and apparatus using the same |
| 07/09/2009 | US20090174603 Apparatus and method for determining location and tracking coordinates of a tracking device |
| 07/09/2009 | US20090174601 System and method for antenna tracking |
| 07/09/2009 | US20090173145 Apparatus and method for determining analyte content in a fluid |
| 07/09/2009 | DE102006018106B4 Verfahren zur kontaktlosen Erkennung von mikroprozessorgesteuerten, batteriebetriebenen Geräten im Stand-by Betrieb A method for contactless detection of micro-processor controlled, battery-powered devices in stand-by mode |
| 07/07/2009 | US7558156 Acoustic location and enhancement |
| 07/07/2009 | US7557754 Method for use in a multilateration system and a multilateration system |
| 07/07/2009 | US7557752 Apparatus and method for communication |
| 07/02/2009 | WO2009063231A3 Light tracking device |
| 07/02/2009 | US20090168604 Dual-receiving ultrasonic distance measuring equipment |
| 07/02/2009 | US20090168603 Ultrasonic sensor |
| 07/02/2009 | US20090167607 Methods, apparatuses and systems for locating non-cooperative objects |
| 07/02/2009 | US20090167591 Precision registration for radar |
| 07/01/2009 | EP2074440A2 Video surveillance system providing tracking of a moving object in a geospatial model and related methods |
| 07/01/2009 | CN101470187A High-precision direction finding method used for linear array |
| 06/30/2009 | US7555330 Intrabody navigation system for medical applications |
| 06/30/2009 | US7554676 Positional measurement system and lens for positional measurement |
| 06/30/2009 | US7554481 Localized jamming of navigation signals |
| 06/25/2009 | WO2009079187A2 Precision registration for radar |
| 06/24/2009 | EP2073055A1 Detection of an incident light distribution |
| 06/23/2009 | US7551139 Multi-platform precision passive location of continuous wave emitters |
| 06/23/2009 | US7551138 Method and apparatus for signal tracking utilizing universal algorithm |
| 06/23/2009 | US7551137 Apparatus and method for tracing a path travelled by an entity or object, and tag for use therewith |
| 06/23/2009 | US7551129 Virtual real-time clock based on time information from multiple communication systems |
| 06/18/2009 | WO2009075215A1 Apparatus, method and program for detecting direction of noncontact ic medium and computer-readable recording medium having the program recorded thereon |
| 06/18/2009 | WO2009053905A3 A light angle selecting light detector device |
| 06/18/2009 | WO2009017524A4 Curved sensor array apparatus and methods |
| 06/18/2009 | US20090154294 Method and system for recognizing location by using sound sources with different frequencies |
| 06/18/2009 | US20090153402 Regional positioning method and apparatus in wireless sensor network |
| 06/18/2009 | US20090153401 Motion detection for tracking |
| 06/17/2009 | EP2071353A2 System and methods for autonomous tracking and surveillance |
| 06/17/2009 | EP2071352A1 Light tracking device |
| 06/17/2009 | EP1423725A4 Digital beamforming for passive detection of target using reflected jamming echoes |
| 06/16/2009 | US7548488 Airborne acoustic sensor array |
| 06/16/2009 | US7548203 Performance and power management in direction of arrival determination by utilizing sensor information |
| 06/16/2009 | US7548202 Doppler radio direction finding antenna |
| 06/16/2009 | US7548201 Method and system for automatically analyzing and modifying cable television signal leak information |
| 06/11/2009 | WO2009072570A1 Control method for reducing directional error of antenna with biaxial gimbals structure and control device provided with the same |
| 06/11/2009 | WO2009072518A1 Non-contact ic medium communication device |
| 06/11/2009 | US20090146882 Method and system of generic position signalling for cellular networks |
| 06/11/2009 | US20090146881 Multi-platform precision passive location of continuous wave emitters |
| 06/11/2009 | US20090146864 Loran-based underground geolocation, navigation and communication system |
| 06/10/2009 | EP1651853B1 Predicting, bounding and mitigating satellite attitude disturbances arising from infrared earth sensors for satellites in inclined, elliptical orbits |
| 06/10/2009 | EP1540766B1 Reduction of near ambiguities |
| 06/09/2009 | US7545953 Apparatus for setting image monitoring area and method therefor |
| 06/09/2009 | US7545326 Wireless tracking system and method with multipath error mitigation |
| 06/04/2009 | WO2009067997A1 Wave field analysis method and device |
| 06/04/2009 | WO2009043036A3 Apparatus and method for sensors having improved angular resolution |
| 06/04/2009 | WO2005067615A3 Vehicle mounted satellite antenna system with in-motion tracking using beam forming |
| 06/04/2009 | US20090141591 System and Method for Extending GPS to Divers and Underwater Vehicles |
| 06/04/2009 | US20090140925 Multilateration Enhancements for Noise and Operations Management |
| 06/04/2009 | US20090140924 Positioning method, positioning device, and program |
| 06/03/2009 | EP2065716A1 EMC analysis device |
| 06/02/2009 | US7542928 For fee distribution of consumer selected content items between different satellite radio service providers |
| 06/02/2009 | US7542770 Method for mobile unit location estimate in a wireless LAN |
| 06/02/2009 | US7542722 Method and arrangement for minimizing intracell interference in a data transmission system |
| 06/02/2009 | US7542588 System and method for assuring high resolution imaging of distinctive characteristics of a moving object |
| 06/02/2009 | US7541978 Antenna-assisted two-point positioning system |
| 06/02/2009 | US7541977 Method and wireless communication system for locating wireless transmit/receive units |
| 06/02/2009 | US7541976 System and/or method for estimating speed of a transmitting object |
| 05/28/2009 | WO2009066132A1 User-executable antenna array calibration |
| 05/28/2009 | WO2009065943A1 Method of multi-transmitter and multi-path aoa-tdoa location comprising a sub-method for synchronizing and equalizing the receiving stations |
| 05/28/2009 | WO2009027459A3 Solar sensor for the detection of the direction of incidence and the intensity of solar radiation |
| 05/28/2009 | US20090138353 System and method for providing alarming notification and real-time, critical emergency information to occupants in a building or emergency designed area and evacuation guidance system to and in the emergency exit route |
| 05/28/2009 | US20090135059 Method and apparatus for passive single platform geo-location |
| 05/27/2009 | CN100492954C Space characteristic extracting and signal reaching direction estimating method for CDMA wireless telecommunication |
| 05/26/2009 | US7539273 Method for separating interfering signals and computing arrival angles |
| 05/22/2009 | WO2009063231A2 Light tracking device |
| 05/22/2009 | WO2009062936A1 Method and apparatus for detecting a launch position of a projectile |
| 05/22/2009 | WO2009062643A1 Housing for microphone arrays and multi-sensor devices for their slze optimization |
| 05/22/2009 | WO2009025908A3 Methods and apparatus for using interferometry to prevent spoofing of ads-b targets |
| 05/22/2009 | WO2008042641A3 Relative location of a wireless node in a wireless network |
| 05/21/2009 | US20090131112 Radio communication system, mobile terminal unit thereof, and azimuth determining method |
| 05/20/2009 | EP2060928A1 Light tracking device |
| 05/20/2009 | DE102008016137A1 Vorrichtung zur Ortung von Objekten oder Personen, insbesondere für eine Lawinenverschüttetensuche sowie Verfahren zur Ortung A device for locating objects or people, especially for an avalanche search and method for locating |
| 05/19/2009 | US7535420 Method and apparatus for signal tracking utilizing universal algorithm |
| 05/19/2009 | CA2215506C Narrow field electromagnetic sensor system and method |
| 05/14/2009 | WO2009061671A1 System and method for wideband direct sampling and beamforming using complex analog to digital converter |
| 05/14/2009 | WO2009061014A1 Satellite tracking antenna system with improved tracking characteristics and operating method thereof |
| 05/14/2009 | WO2009060671A1 Direction adjustment controller |
| 05/14/2009 | WO2009059929A1 Method of passive trajectography by angle measurements |
| 05/14/2009 | US20090122650 Systems and methods of processing impulses including bullet pulses and/or muzzle pulses in association with time domain representations |
| 05/14/2009 | US20090122649 Systems and methods for detection and analysis of amplitude modulation of underwater sound |