Patents
Sitemap › G01 - Measuring; Testing › G01S - Radio direction-finding; Radio navigation; Determining distance or velocity by use of radio waves; Locating or presence-detecting by use of the reflection or reradiation of radio waves; Analogous arrangements using other waves › 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
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)
10/2012
10/23/2012US8294616 Using antennas separated in flight direction to avoid effect of emitter clock drift in geolocation
10/23/2012US8294610 Systems and methods for resolving interferometric angle-of-arrival ambiguities due to local multipath reflections
10/18/2012WO2012141891A1 Adaptive system for efficient transmission of power and data through acoustic media
10/18/2012WO2012141632A1 Modified maximum likelihood channel estimation
10/18/2012WO2012140498A1 Approaching vehicle detecting system and approaching vehicle detecting method
10/18/2012US20120263020 Mobile Device Localization Using Audio Signals
10/18/2012US20120263019 Passive proximity detection
10/18/2012US20120262341 Method for identifying transmitters by a terminal in a single-frequency network
10/18/2012US20120262340 Step filter for estimating distance in a time-of-flight ranging system
10/18/2012US20120262335 Network coverage and demand maps
10/17/2012EP2510377A2 System and method for tracking objects under occlusion
10/17/2012CN102736057A Two-dimensional angle calculating method based on distance and tracking regeneration carrier phase
10/16/2012US8290178 Sound source characteristic determining device
10/16/2012US8289811 System and method for determining location of submerged submersible vehicle
10/16/2012US8289211 Method and apparatus for ranging
10/16/2012US8289210 Location measurement acquisition adaptive optimization
10/16/2012US8286463 Method for determining the null point of a gyroscope
10/16/2012CA2542600C Location system
10/11/2012WO2012136883A1 Method, apparatus, and computer program product for special dedicated inquiry and inquiry response process for dedicated device search
10/11/2012WO2012136881A1 Transmitting positioning information via wireless communication
10/11/2012WO2012107037A3 Device for predetermining the solar radiation at a defined location
10/11/2012US20120256793 Simultaneous radio detection and bearing system
10/11/2012US20120256789 Diversity Time and Frequency Location Receiver
10/11/2012DE112010003767T5 Zweifachmodus-SAL/IR-Suchkopf mit gemeinsamer Sichtlinie, welcher eine SAL-Aufweitungseinrichtungenthält Dual mode SAL / IR seeker with a common line of sight, which a SAL-expander Contains
10/11/2012DE102012205799A1 Antennenvorrichtung The antenna device
10/10/2012EP2508911A1 Calculation device for radar apparatus, calculation method and program for calculation method
10/10/2012EP2507645A1 System and method for discriminating targets at the water surface from targets below the water surface
10/10/2012CN1983835B Self-powered positioning and modem system for radio/audio communication device
10/10/2012CN102721943A L type sensor array-based incoherent signal two-dimensional direction-of-arrival tracking method and device
10/10/2012CN102175988B Direction finding method of correlative interferometer based on dimension division
10/10/2012CN101617245B Sounnd source direction detector
10/09/2012US8284103 Systems and methods for using a satellite positioning system to detect moved WLAN access points
10/04/2012WO2012135057A2 Determining a position of a submersible vehicle within a body of water
10/04/2012WO2012130209A2 Device and method for detecting and analysing laser radiation
10/04/2012US20120250463 Guiding sound generating apparatus and non-transitory computer readable medium
10/04/2012US20120249371 Directional radio-signal-detection apparatus and methods of use
10/04/2012DE102011015478A1 Vorrichtung und Verfahren zur Erfassung und Analyse von Laserstrahlung Apparatus and method for detection and analysis of laser radiation
10/04/2012DE102011001968A1 Sternsensor und Verfahren zu dessen Betrieb Star sensor and method for its operation
10/04/2012DE102010034065B4 Verfahren und System zum Nachführen zweier Kommunikationsteilnehmer eines optischen Satelliten-Kommunikationssystems Method and system for tracking of two communication participants an optical satellite communication system
10/03/2012EP2506027A1 Mapping system for star sensors with two focal lengths
10/03/2012EP2504715A1 Multi-channel reception system
10/03/2012CN202471957U Unmanned airborne radio monitoring direction-finding system
10/03/2012CN102714771A Sound wave detection device and sound wave source location system
10/03/2012CN102713661A Portable radio frequency identification (RFID) reader
10/03/2012CN102707258A Joint estimation method for azimuth angle and elevation angle of signal on basis of L-type sensor array
10/02/2012US8279709 Loudspeaker position estimation
10/02/2012US8279117 Burst optimized tracking algorithm
09/2012
09/27/2012US20120243375 Determining a position of a submersible vehicle within a body of water
09/27/2012US20120242543 Multi-channel reception system
09/26/2012EP2503351A1 Wide-open receiver with continuous-wave-protected channel
09/26/2012EP2502088A1 Device and method for localizing modulated radiation sources
09/26/2012EP2502087A1 Device and method for localizing modulated optical radiation sources
09/25/2012US8275147 Selective shaping of communication signals
09/25/2012US8274432 Method and system for detecting signal sources in a surveillance space
09/23/2012CA2769788A1 Methods of attitude and misalignment estimation for constraint free portable navigation
09/20/2012WO2012123808A1 Object detection device
09/20/2012WO2012123433A1 Receiver module for solar power station with in-built thermal monitoring
09/20/2012WO2012089668A4 Method and apparatus for increasing the direction-finding accuracy of a receiver arrangement
09/20/2012US20120236689 Acoustic transducers for underwater navigation and communication
09/20/2012US20120235865 System and Method for Proximity Detection
09/19/2012EP2499511A1 Method for measuring the angles of multiple paths by means of a two-way receiver
09/18/2012CA2483609C Sound detection and localization system
09/13/2012WO2012121048A1 Approaching vehicle detection device
09/13/2012WO2012120335A1 Calculating a location
09/13/2012WO2012119233A1 Self mapping photovoltaic array system
09/13/2012US20120230153 Systems and methods for distributed sensor clusters
09/13/2012US20120229341 Gps-based ce device wireless access point mapping
09/13/2012US20120229340 Systems and Methods for Determining Geographic Location of a Mobile Device
09/13/2012US20120229339 Metamaterial-based direction-finding antenna systems
09/13/2012US20120229337 Method of Correlating Known Image Data of Moving Transmitters with Measured Radio Signals
09/12/2012EP2497073A1 Passive acoustic underwater intruder detection system
09/12/2012CN102662158A Quick processing method for sensor antenna array received signals
09/11/2012US8264909 System and method for depth determination of an impulse acoustic source by cepstral analysis
09/11/2012US8264409 Electromagnetic radiation source locating system
09/07/2012WO2012117080A1 Method for positioning a moving element on a radar image
09/06/2012US20120224456 Systems, methods, apparatus, and computer-readable media for source localization using audible sound and ultrasound
09/06/2012DE102012203172A1 Radar device for calculating angle of incidence of received signals, has storage unit for storing measured mode vector, where angle of incidence of received signals is calculated under utilization of measured mode vector
09/05/2012CN102656747A Antenna beam directivity device and antenna beam directivity method
09/05/2012CN101304609B System and method for position detection of a terminal in a network
09/04/2012US8260324 Establishing wireless links via orientation
09/04/2012US8259699 Method and system for target positioning and tracking in cooperative relay networks
08/2012
08/30/2012WO2012115205A1 Approaching vehicle detection device and approaching vehicle detection method
08/30/2012WO2012093399A4 Laser threat warning system and method
08/30/2012US20120218150 Management server, population information calculation management server, non-populated area management method, and population information calculation method
08/30/2012US20120218144 Mobile storage unit
08/30/2012DE102011000948A1 Schleppsonaranlage sowie Verfahren zum Durchführen einer Sonarmission mittels einer derartigen Schleppsonaranlage Towed sonar system and method for performing a sonar mission by means of such towing sonar system
08/29/2012EP2492706A1 An apparatus for determining whether a kinematic report emitted by a co-operative sensor is bearing-spoofed or not
08/29/2012EP2491332A1 Projectile guidance system including a compact semi-active laser seeker with immersed filter stack and field lens
08/28/2012US8253628 Transfer of calibrated time information in a mobile terminal
08/28/2012US8253627 Position determination with NRSC-5 digital radio signals
08/28/2012US8253626 Multiple phase state near-field electromagnetic system and method for communication and location
08/23/2012WO2012110635A1 System for measuring the position and movement of an object
08/23/2012US20120212374 Method and apparatus for rf-based ranging with multiple antennas
08/21/2012US8250204 Method and apparatus for geographic-based communications service
08/21/2012US8249808 Method and apparatus for setting destination in navigation terminal
08/21/2012US8249625 Method and system for routing position-determining requests
08/21/2012US8248251 Personal water safety device
08/21/2012US8248250 Personal water safety device and method thereof
08/16/2012WO2012107797A1 Processing samples of a received rf signal
08/16/2012WO2012107250A1 Device for broadband reception by autotransposition and application to the detection and characterization of radioelectric emissions
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