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Class Information
Number: 367/129
Name: Communications, electrical: acoustic wave systems and devices > Distance or direction finding > With plurality of transducers
Description: Subject matter having two or more means to convert acoustic wave energy to an electrical signal.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8654606 Obtaining a response based on differencing of outputs of sensors Feb. 18, 2014
8616061 Ultrasonic sensor Dec. 31, 2013
8515094 Distributed signal processing systems and methods Aug. 20, 2013
8437223 System and methods for detecting shooter locations from an aircraft May. 7, 2013
8355536 Passive electro-optical tracker Jan. 15, 2013
8325562 Acoustic survey methods in weapons location systems Dec. 4, 2012
8325563 Systems and methods of locating weapon fire incidents using measurements/data from acoustic, optical, seismic, and/or other sensors Dec. 4, 2012
8311759 Inline inspection system and method for calibration of mounted acoustic monitoring system Nov. 13, 2012
8300501 Supercavitating projectile tracking system and method Oct. 30, 2012
8279709 Loudspeaker position estimation Oct. 2, 2012
8233353 Multi-sensor sound source localization Jul. 31, 2012
8221337 System and method for monitoring bladder distention in a variety of patients having differing anatomical proportions Jul. 17, 2012
8213265 Method of object tracking in 3D space based on particle filter using acoustic sensors Jul. 3, 2012
8194500 Method and device for locating a sound source Jun. 5, 2012
8179743 Procedure for eliminating ghost sources from passive sonar comprising several linear antennas May. 15, 2012
8174934 Sound direction detection May. 8, 2012
8159387 Multi-transmitter interferometry Apr. 17, 2012
8149649 Self calibrating shooter estimation Apr. 3, 2012
8125850 Method for identifying gas leaks using a stationary seabed placed steered beamformed acoustic antenna with active narrow beam transmitter interrogation capability Feb. 28, 2012
8044840 Method for surveillance of space/air space Oct. 25, 2011
8008926 UHF partial discharge and location measuring device for high-voltage power devices Aug. 30, 2011
7969821 Method and system for locating a wave source within a defined area Jun. 28, 2011
7952961 Audio compass for motion tracking May. 31, 2011
7855935 Weapon fire location systems and methods involving mobile device and/or other features Dec. 21, 2010
7845847 Temperature sensor and extensometer for electrical power cables Dec. 7, 2010
7845848 Temperature sensor and extensometer for electrical power cables Dec. 7, 2010
7668046 Apparatus and method for determining the position of an object in 3-dimensional space Feb. 23, 2010
7653487 Object detection apparatus and method Jan. 26, 2010
7616526 Determination of time difference of arrival in distributed sensor networks Nov. 10, 2009
7599253 Hybrid pressure and vector sensor towed array Oct. 6, 2009
7575371 Temperature sensor and extensometer Aug. 18, 2009
7522736 Systems and methods for microphone localization Apr. 21, 2009
7483336 Device for avoiding obstacles for high-speed multi-hulled watercraft Jan. 27, 2009
7471592 Method and apparatus for passive acoustic ranging Dec. 30, 2008
7433266 Acoustic source localization system and applications of the same Oct. 7, 2008
7417923 Method and apparatus for performing an ultrasonic survey Aug. 26, 2008
7417924 Apparatus, systems and methods for determining position of marine seismic acoustic receivers Aug. 26, 2008
7376045 System and method for determining positions of towed marine seismic streamers May. 20, 2008
7372772 Systems and method for compensation of sensor degradation in shooter detection systems May. 13, 2008
7372773 Method and system of providing clustered networks of bearing-measuring sensors May. 13, 2008
7366056 Depth sounding by acoustic pingers in a seismic spread Apr. 29, 2008
7277359 Navigation processor, a system comprising such a navigation processor and a method of controlling an underwater system by such a navigation processor Oct. 2, 2007
7266044 Method and apparatus for acoustic source tracking using a horizontal line array Sep. 4, 2007
7203132 Real time acoustic event location and classification system with camera display Apr. 10, 2007
7198001 Underwater inspection measurement survey Apr. 3, 2007
7190633 Self-calibrating shooter estimation Mar. 13, 2007
7181356 Device and method for analyzing the structure of a material Feb. 20, 2007
7173880 Arrangement with an acoustic array with a sound velocity meter Feb. 6, 2007
7170820 Determination of time difference of arrival in distributed sensor networks Jan. 30, 2007
7164620 Array device and mobile terminal Jan. 16, 2007

1 2 3 4

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