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Match Document Document Title
9151826 Locationing via phase difference correlation between two frequency pulses derived from a single frequency emitter ultrasonic burst  
Ultrasonic locationing of a tag with an emitter transducer operable to emit a single frequency ultrasonic burst. A receiver with at least two microphones is operable to receive the ultrasonic...
9025416 Sonar system for automatically detecting location of devices  
Systems and methods are described for determining device positions in a video surveillance system. A method described herein includes generating a reference sound; emitting, at a first device, the...
9013960 Orientation of an ultrasonic signal  
A system and method for orientation of an ultrasonic signal includes at least two emitters in a mobile device that includes an orientation sensor that can determine a device orientation. A...
9013959 Long-range acoustical positioning system on continental shelf regions  
Methods and systems for determining a geophysical position of an object in an underwater channel are provided. Acoustic signals from at least two sources are received by a receiver of the object....
9007872 Ultrasonic diagnostic apparatus and method thereof  
An ultrasonic diagnostic apparatus characterized by comprising, a probe which has a transducer and which transmits and receives ultrasonic waves, an ultrasonic diagnostic apparatus main body; and...
9001621 Dual frequency ultrasonic locationing system  
A dual frequency ultrasonic locationing system includes an emitter operable to emit two different ultrasonic frequencies simultaneously in one ultrasonic burst. A receiver with at least two...
9001614 System for self-localizing near field data processing  
A system, processor and method of use for calibration processing is provided to calibrate acoustic vector sensor data collected at comparatively close range. Vector sensor data collected at close...
8995227 Systems and methods of processing information regarding weapon fire location using projectile shockwave and muzzle blast times of arrival data  
Systems and method of processing information regarding weapon fire are set forth herein. In one exemplary implementation, a method of processing information regarding weapon fire, such as...
8995228 Ultrasonic locationing using only time difference of arrival measurements  
A method and system for ultrasonic locationing using time difference of arrival measurements includes an ultrasonic receiver including three microphones each disposed on a periphery of a housing...
8995222 System and method for accurate determination of ocean bottom seismometer positioning and timing  
There is provided herein a system and method of seismic exploration that produces improved locations and timings for ocean bottom seismometers. The instant method utilizes linearized inversion in...
8971150 Method for measuring sea waves by means of ultrasonic waves, as well as sea wave measuring system  
A method for measuring sea waves includes: transmitting ultrasonic waves from an ultrasonic transmitter 2 provided on a buoy 1 into the sea, and receiving the ultrasonic waves from three...
8923885 Method and devices for interfacing a plurality of mobile elements with a computer system in real time  
The subject of the invention is in particular the real-time interfacing of a plurality of mobile elements with a computing system. After having selected at least one location module integrated...
8861311 System and method for estimating projectile trajectory and source location  
Systems and methods for estimating projectile trajectory and projectile source location are provided. A method for estimating location information associated with a supersonic projectile propelled...
8830792 Mobile device localization using audio signals  
Mobile device localization using audio signals is described. In an example, a mobile device is localized by receiving a first audio signal captured by a microphone located at the mobile device and...
8804460 Ultrasonic location determination  
The relative positions of two or more electronic devices can be determined utilizing ultrasonic beacons. Each device can have a unique signature that can be included in the beacon broadcast by...
8750076 Position detection system, transmission device, reception device, position detection method and position detection program  
To enable precise calculation of a propagation time of a direct wave which arrives the earliest from an ultrasonic emission source without being affected by a reflected wave. A plurality of...
8737168 System and method for automatic determination of the physical location of data center equipment  
The invention is directed to a system and method for automatic discovery of the physical location of at least one device in a data center, the device having an associated ultrasonic emitter. The...
8705320 Audio localization using multilateration  
Systems and methods for providing audio localization are provided. In some aspects, a method includes receiving phase offsets of a plurality of fixed transmitters from a source other than the...
8654611 Method for detecting substantially periodic series of bursts of substantially sinusoidal signals  
A method for detecting series of substantially periodic bursts of substantially sinusoidal signals, in particular, but not exclusively, series of bursts of signals transmitted recurrently (by...
8644113 Sound-based positioning  
A receiving device captures sounds signals (e.g., ultrasonic) from multiple sound signal sources, selects the sound signals satisfying a reliability condition for use in determining an initial...
8638641 Real-time robust method for determining the trajectory of one or more cetaceans by means of passive acoustics, using a laptop computer  
The trajectory of at least one marine animal emitting sound signals in the form of series of clicks, such as a cetacean, is passively determined. During successive processing time windows, raw...
8630147 Method of determining position where work is done in space surrounded by surfaces and work result management device  
A position determining method and a work result management device. A position where work is done inside a space surrounded by surfaces is determined, wherein the position where work is done inside...
8625392 Method and system for remote sound speed measurement  
A system and method of remote sound speed measurement are disclosed. In one embodiment, a system for estimating a sound speed comprises a plurality of transducers configured to i) transmit a first...
8611188 Method and apparatus for locating at least one object  
The invention relates to a method and a device for locating at least one object, in which a) a microphone device of the at least one object at least one acoustic signal of at least one acoustic...
8593908 Method for determining an echo distance in an acoustic pulse-echo ranging system  
A method, which allows, in an acoustic pulse-echo ranging system, the direct use of a digitized raw echo signal for correlation-based echo distance estimation, where an acoustic pulse having a...
8588029 Obstacle detection device  
An obstacle detection device mountable on a surface of a movable body includes a transmitting portion for transmitting a transmitting wave, a receiving portion for receiving a reflected wave from...
8570834 Method of acoustic ranging  
An acoustic surveying method includes computing at least one of a distance and direction between first and second subterranean boreholes. An acoustic pulsed is transmitted into a subterranean...
8555726 Acoustic sensors for detecting shooter locations from an aircraft  
The systems and methods described herein include an acoustic sensor having piezoelectric material housed in a cartridge and sealed with a solid nonporous stainless steel cover. The systems include...
8547798 Micropositioning apparatus  
The present invention allows the simple measurement of position and orientation with low cost setup and simple calibration using a small set of transmitting nodes and a simple handheld wand. This...
8531917 Direction of arrival estimation apparatus and method thereof  
An apparatus for estimating a Direction of Arrival (DOA) of a wideband includes a first signal receiving unit and a second signal receiving unit to receive a wideband signal while satisfying...
8509030 Underwater acoustic positioning system  
A positioning system has at least one underwater apparatus, which includes an acoustic receiver and a computer. The system includes a base station placed in the sea environment, the base station...
8488413 Indicated position detecting apparatus and indicated position detecting method  
An indicated position detecting apparatus includes a display module having a display screen, and a plurality of microphones to detect a contact sound to the display screen. The plurality of...
8490002 Projected display shared workspaces  
Systems, methods, and devices are provided for creating a shared workspace where images may be shared between projected displays. In one embodiment, electronic devices each may include a projector...
8478319 Feature extraction and data compression system and method for distributed sensor networks  
A distributed sensor network has a base station and clusters of sensor nodes. In a method of locating and classifying signal sources, at each node divides a received signal into blocks, performs...
8400877 Method and apparatus for measuring position of the object using microphone  
Provided is a method and device for measuring a position of an ultrasonic generating device for generating ultrasonic signals and inputting information by using position measurement values of the...
8393412 System and method for accurate wellbore placement  
A system and method of closed loop control whereby groupings of surface sonic transmitters disposed along the planned path of a well send sonic wave energy to a downhole sonic receiver (or...
8374055 Acoustic communication and locating devices for underground mines  
A system and method are described for locating and communicating with miners in an underground mine, in which miners carry a battery-powered signal unit with an impact actuator engagable with a...
8369184 Systems and methods with improved three-dimensional source location processing including constraint of location solutions to a two-dimensional plane  
Systems and methods are disclosed associated with processing origin/location information of a source or event. In one exemplary implementation, there is provided a method of performing improved...
8324517 Pen transcription system utilizing a spatial filter for limiting interference  
A pen transcription system and method for locating a moveable signal source are disclosed. The transcription system includes a base having a planar base surface, first and second acoustical...
8325563 Systems and methods of locating weapon fire incidents using measurements/data from acoustic, optical, seismic, and/or other sensors  
Systems and methods are disclosed for locating a weapon fire incident such as an acoustic transient from a gunshot, explosion, weapons launch, etc. In one exemplary implementation, there is...
8320217 Systems and methods for disambiguating shooter locations with shockwave-only location  
The systems and methods described herein relate to an airborne shooter detection system having a plurality of sensors coupled to the body of an aircraft such as a helicopter. The sensors are...
8311759 Inline inspection system and method for calibration of mounted acoustic monitoring system  
An inline inspection system and method for calibrating an acoustic monitoring structure installed along a pipe. The system includes a pipe inspection vehicle; a microprocessor configured to attach...
8300501 Supercavitating projectile tracking system and method  
A system for three-dimensional tracking of high speed undersea projectiles may utilize a distributed field of randomly positioned passive acoustic sensors. The system measures variables related to...
8289811 System and method for determining location of submerged submersible vehicle  
An aspect of the present invention is drawn to method of determining a location of a submersible vehicle. The method includes obtaining first bearing information based on a location of a ship at a...
8279709 Loudspeaker position estimation  
The invention relates to an automated estimation of the position (co-ordinates) of a set of loudspeakers in a ioom Based on measured impulse responses the distances between each pair of...
8270632 Sound source localization system and method  
A sound source localization system includes a plurality of microphones for receiving a signal as an input from a sound source; a time-difference extraction unit for decomposing the signal inputted...
8213264 Method and device of measuring location, and moving object  
Disclosed is a moving object and a location measuring device and method thereof that may transmit an ultrasound signal to the moving object through a plurality of ultrasound transmitting units,...
8208344 Method, apparatus or software for determining the location of an acoustic emission emitter in a structure  
A method, apparatus and software is disclosed in which the location of the origin of a received acoustic emission in a structure is calculated by triangulating the times of flight of the acoustic...
8208343 Acoustic ranging by application of linear period modulated sound  
A method and apparatus is provided for acoustic ranging by application of linear period modulated sound. In one aspect of the instant invention, an apparatus is provided for acoustic ranging by...
8203910 Autonomous ultrasonic indoor location system, apparatus and method  
An autonomous ultrasonic indoor location system includes a location beacon transmitting apparatus and a location beacon receiving apparatus. The location beacon transmitting apparatus is...

Matches 1 - 50 out of 353 1 2 3 4 5 6 7 8 >