| Patents for G01S 11 - Systems for determining distance or velocity not using reflection or reradiation (4,179) |
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| 03/12/2009 | US20090067291 Computer communications using acoustic signals |
| 03/12/2009 | DE202008015363U1 Vorrichtung zum Orten des Septums einer implantierbaren Vorrichtung und implantierbarer Vorrichtung Apparatus for locating the septum of an implantable device and an implantable device |
| 03/12/2009 | DE102008033744A1 Vehicle i.e. bus, locating method for use during city walking tour, involves outputting warning signal depending on difference between time of arrival of vehicle and remaining time up to preset time |
| 03/05/2009 | WO2009028680A1 Optimum pseudo random sequence determining method, position detecting system, position detecting method, transmitter, and receiver |
| 03/05/2009 | WO2009028591A1 Ultrasonic wave propagation time measuring system |
| 03/05/2009 | US20090063097 Pressure sensing systems for sports, and associated methods |
| 03/04/2009 | EP2030041A2 Methods and systems for passive range and depth localization |
| 03/04/2009 | CN101377885A Electronic workstation for obtaining evidence of vehicle peccancy whistle and method thereof |
| 03/04/2009 | CN100466704C Television apparatus |
| 03/04/2009 | CN100466698C Television apparatus |
| 03/04/2009 | CN100466011C Electric forensics device for obtaining the evidence of illegal sound horns, electric policeman system and evidence obtaining method |
| 03/03/2009 | US7499184 Three-dimensional measuring apparatus and three-dimensional measuring method |
| 02/26/2009 | DE4210415A1 Aktive Panzerung Active armor |
| 02/26/2009 | DE4139392A1 Visierverfahren und -vorrichtung Visor method and apparatus |
| 02/26/2009 | DE10261344B4 Bidirektionales System für Hilferuf und Entfernungsbestimmung Bidirectional system for distance determination and call for help |
| 02/25/2009 | CN101375127A Method and measuring device for measuring translation of surface |
| 02/25/2009 | CN101373216A Method for positioning portable communication device |
| 02/25/2009 | CN101373215A Method for positioning portable communication device |
| 02/19/2009 | WO2009022192A1 Distance estimation |
| 02/19/2009 | WO2009022089A1 Wireless position sensing in three dimensions using ultrasound |
| 02/19/2009 | DE202008015193U1 Gerät für die Verfolgung und Lokalisierung von Objekten Device for tracking and localization of objects |
| 02/18/2009 | EP2026087A1 Method and device for passive determination of target data |
| 02/17/2009 | US7492964 System and method for detecting obstacle |
| 02/12/2009 | DE102007036230A1 Verfahren und System zum Bestimmen der Position eines mobilen Gerätes in Bezug auf ein stationäres Gerät, insbesondere eines akkumulatorbetriebenen Staubsammelroboters in Bezug auf ein Akkumulator-Ladegerät A method and system for determining the position of a mobile device in relation to a stationary device, in particular a akkumulatorbetriebenen dust collecting robot with respect to an accumulator charger |
| 02/11/2009 | EP2021823A1 Robotic golf caddy |
| 02/05/2009 | WO2009016578A1 A method for determining the position of an object in a structure |
| 02/05/2009 | US20090033518 Mobile radio communication system |
| 02/04/2009 | CN100459766C Device and method for estimating speed in mobile communication |
| 01/28/2009 | CN201188262Y Parent-child table set |
| 01/28/2009 | CN101354248A High precision absolute distance measuring instrument of frequency scanning interference method |
| 01/21/2009 | EP1915627B1 Displacement speed measurement method |
| 01/21/2009 | CN101349746A Wireless radio frequency positioning method based on virtual reference label algorithm |
| 01/21/2009 | CN101349745A Wireless radio frequency positioning method using region partitioning algorithm |
| 01/21/2009 | CN101349744A Method and system for tracking and positioning downhole personnel based on Zigbee network platform |
| 01/21/2009 | CN101349718A Method, system and apparatus for generating electromagnetic field three-dimensional model |
| 01/20/2009 | US7480692 Computer communications using acoustic signals |
| 01/20/2009 | CA2223756C Light beam range finder |
| 01/15/2009 | WO2009009331A1 Method for determining line-of-sight (los) distance between remote communications devices |
| 01/15/2009 | US20090016165 Positioning system using ultrasonic waves and method for operating the same |
| 01/15/2009 | US20090015552 Operation system, pointing device for 3-dimensional operations, and operation method |
| 01/14/2009 | EP2015103A1 Method for determining line-of-sight (LOS) distance between remote communications devices |
| 01/08/2009 | US20090011713 Systems and methods for distance measurement in wireless networks |
| 01/07/2009 | CN201177664Y Distance measurement system |
| 01/06/2009 | US7474265 Inter-network operation of multiple location networks |
| 01/01/2009 | US20090006029 Shoes and Garments Employing One or More of Accelerometers, Wireless Transmitters, Processors Altimeters, to Determine Information Such as Speed to Persons Wearing the Shoes or Garments |
| 01/01/2009 | US20090002238 Inter-network operation of multiple location networks |
| 12/31/2008 | WO2009001408A1 Rfid reader, electronic tag system, and method for transmitting notification data to server |
| 12/31/2008 | WO2008117292A3 System and method for positioning |
| 12/31/2008 | CN101334470A System and method for controlling mobile terminal radio frequency communication distance |
| 12/24/2008 | WO2008154747A1 Mobile control node system and method for vehicles |
| 12/24/2008 | CN101329399A System and method for implementing reliable short-range communication by detector array |
| 12/18/2008 | WO2008152410A1 Method and apparatus for determining the speed and orientation of networked mobile stations |
| 12/17/2008 | CN201166702Y Mobile terminal with automobile overrunning detection function |
| 12/11/2008 | WO2008149049A1 A vehicle safety system |
| 12/11/2008 | US20080306707 Impact Reporting Head Gear System And Method |
| 12/10/2008 | EP1999484A1 Obstacle detection |
| 12/10/2008 | CN101320091A Sound source terminal delay time eliminated frequency detection wireless sensor network ranging method |
| 12/10/2008 | CN101320090A Wireless sensor network ranging method facing round-trip time of time asynchronous node |
| 12/10/2008 | CN101320089A Radar, laser radar and camera reinforcement method for vehicle power estimation |
| 12/10/2008 | CN100441379C 机器人系统 Robot System |
| 12/09/2008 | US7463138 Object detection system for vehicle |
| 12/04/2008 | WO2008145062A1 Ranging method for measuring distance between a central node and an equipment node in beacon wireless personal area network |
| 12/03/2008 | EP1034677B1 Method and system for determining position of mobile radio terminals |
| 11/27/2008 | US20080291090 Method For Estimating Distance Between Transmitter and Receiver, and Transmitter and Receiver Implementing Same |
| 11/26/2008 | CN201156087Y Satellite navigation apparatus combined with radar speed meter |
| 11/25/2008 | US7457724 Shoes and garments employing one or more of accelerometers, wireless transmitters, processors, altimeters, to determine information such as speed to persons wearing the shoes or garments |
| 11/25/2008 | CA2370164C High-precision measuring method and apparatus |
| 11/20/2008 | WO2008138622A1 Method for determining a speed of an entity |
| 11/20/2008 | WO2008138433A1 Method for locating a sound-projecting target |
| 11/20/2008 | US20080285593 Location system and communication system |
| 11/20/2008 | CA2684930A1 Method for finding the bearing of a sound-emitting target |
| 11/19/2008 | CN101308207A GPS directional distance finding calculating method and directional distance finding module using same |
| 11/19/2008 | CN101308206A Circumferential track mobile target tracking method under white noise background |
| 11/18/2008 | CA2393129C Method for allowing a user access to an electronic device having improved security |
| 11/13/2008 | DE102004001572B4 Laufzeit-Kalibrierungsverfahren Run-time calibration method |
| 11/12/2008 | EP1504285B1 Method and device for visual range measurements with image sensor systems |
| 11/12/2008 | EP1303768B1 Method for determining visibility |
| 11/11/2008 | US7451056 Activity monitoring systems and methods |
| 11/05/2008 | CN201146588Y Apparatus for locating and succoring coal mine down-hole personnel |
| 11/05/2008 | CN101300493A Passive distance measurement using spectral phase gradients |
| 11/05/2008 | CN101299231A Frequency converter, RFID system and distance measuring apparatus with the frequency converter being integrated |
| 11/05/2008 | CN100430748C High sensitive server for unfrequent use |
| 10/30/2008 | WO2008128814A1 Driver assistance system and method for determining the plausibility of objects |
| 10/29/2008 | CN101297201A Displacement speed measurement method |
| 10/29/2008 | CN101295015A Sound source locating system and method |
| 10/28/2008 | US7443342 Reception time determining apparatus and distance measuring apparatus using the same |
| 10/23/2008 | WO2008125899A1 Automatic personal warning alert |
| 10/22/2008 | CN101290349A Vehicular indicating device and vehicle provided with same |
| 10/22/2008 | CN101290348A Optical position detection device and electronic equipment |
| 10/15/2008 | EP1979705A1 Method and measuring device for measuring translation of surface |
| 10/15/2008 | EP1527357B1 System for ultrasound ranging in the presence of ultrasound interference |
| 10/15/2008 | CN101285881A Rolling stock remote monitoring instrument based on GPRS and GPS technology |
| 10/15/2008 | CN101285701A Optic cable vibration detecting device capable of positioning |
| 10/15/2008 | CN101285679A Crack depth test method and device |
| 10/15/2008 | CN100426920C Method for measuring mobile station speed in mobile communication system |
| 10/14/2008 | US7437167 Apparatus, system, and method for locating a transceiver using RF communications and radio services |
| 10/09/2008 | WO2008121878A1 Systems and methods for distance measurement in wireless networks |
| 10/08/2008 | EP1977267A1 Method and device for determining the speed of a moving entity |
| 10/08/2008 | CN101282299A Method for measuring displacement speed of motion body in multi-hop network |
| 10/07/2008 | US7433805 Pressure sensing systems for sports, and associated methods |