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Class Information
Number: 367/87
Name: Communications, electrical: acoustic wave systems and devices > Echo systems
Description: Subject matter wherein intelligence or information about a foreign object or other discontinuity in the medium is communicated in an acoustic wave reflected from the object or other discontinuity.










Sub-classes under this class:

Class Number Class Name Patents
367/99 Distance or direction finding 500
367/92 Parametric sonar 52
367/93 Presence or movement only detection 272
367/95 Returned signal used for control 100
367/88 Side scanning or contour mapping sonar systems 230
367/89 Speed determination 108


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8692706 Sensor device for measuring the compression travel and/or the compression rate of wheels and/or axles of vehicles Apr. 8, 2014
8686326 Optical-flow techniques for improved terminal homing and control Apr. 1, 2014
8659975 Vibration generation and detection in shear wave dispersion ultrasound vibrometry with large background motions Feb. 25, 2014
8649242 Insonification device that includes a three-dimensional network of emitters arranged in at least two concentric spirals, which are designed to generate a beam of high-intensity focussed waves Feb. 11, 2014
8600606 Vehicle safety systems and methods Dec. 3, 2013
8542555 System for detecting, tracking, and reconstructing signals in spectrally competitive environments Sep. 24, 2013
8538669 Ground based system and methods for identifying incursions along the flight path of an in-flight aircraft Sep. 17, 2013
8531915 Acoustic and ultrasonic concealed object detection Sep. 10, 2013
8509029 Ultrasonic diagnostic apparatus Aug. 13, 2013
8444568 Remote blood pressure waveform sensing method May. 21, 2013
8353339 Apparatus for the measuring of fluid levels and pumping of the same Jan. 15, 2013
8351295 Waterproof membrane cover for acoustic arrays in sodar systems Jan. 8, 2013
8330623 Method and apparatus for recognizing parking area Dec. 11, 2012
8320216 Active sonar system and active sonar method using fuzzy logic Nov. 27, 2012
8289810 Winding state evaluation method for tape film and winding method for tape film Oct. 16, 2012
8259533 Method and device for determining ultrasonic detecting cycle Sep. 4, 2012
8220584 Hybrid level measurement system Jul. 17, 2012
8213262 Transducer array arrangement and operation for sodar applications Jul. 3, 2012
8203909 Forward-looking sonar for ships and boats Jun. 19, 2012
8189427 Clutter signal filtering for doppler signal May. 29, 2012
8184503 Process measurement instrument with target rejection May. 22, 2012
8177721 Remote blood pressure waveform sensing method and apparatus May. 15, 2012
8154438 Registration of latitude/longitude coordinates using range detection sensors and digital nautical charts Apr. 10, 2012
8125849 Integrated multi-beam acoustic doppler discharge measurement system Feb. 28, 2012
8116169 Active sonar system and active sonar method using noise reduction techniques and advanced signal processing techniques Feb. 14, 2012
8098912 Method of tracking position and velocity of objects' borders in two or three dimensional digital images, particularly in echographic images Jan. 17, 2012
8089393 Relating target tracking Jan. 3, 2012
8073634 Method to extract target signals of a known type from raw data containing an unknown number of target signals, interference, and noise Dec. 6, 2011
8018793 Edge detecting apparatus and automatic device with same Sep. 13, 2011
8009513 Transducer array arrangement and operation for sodar application Aug. 30, 2011
7973705 Marine bump map display Jul. 5, 2011
7957224 Human echolocation system Jun. 7, 2011
7868812 Surveillance and warning system Jan. 11, 2011
7855674 Method and radar system for coherent detection of moving objects Dec. 21, 2010
7835227 Staged sodar sounding Nov. 16, 2010
7826308 Method for optimal design of non-uniform weighted periodic sparse arrays for ultrasound imaging system Nov. 2, 2010
7821870 Method and system for identifying moving objects using acoustic signals Oct. 26, 2010
7817496 Sensor for detecting moving object with the aid of a ultrabandwidth sounding signal Oct. 19, 2010
7805247 System and methods for well data compression Sep. 28, 2010
7798971 Motorized ultrasonic scanhead Sep. 21, 2010
7760891 Focused hypersonic communication Jul. 20, 2010
7736314 Ultrasonic technique for assessing wall vibrations in stenosed blood vessels Jun. 15, 2010
7712368 Ultrasonic sensor having transmission device and reception device of ultrasonic wave May. 11, 2010
7694890 Passive ultrasonic tag and method and system for reading recorded information Apr. 13, 2010
7679562 Target detection apparatus and system Mar. 16, 2010
7676326 VH Reservoir Mapping Mar. 9, 2010
7663974 Fishfinder Feb. 16, 2010
7630792 Apparatus and method for detecting position of mobile robot Dec. 8, 2009
7540194 Ultrasonic sensor having transmission device and reception device of ultrasonic wave Jun. 2, 2009
7539081 Seabed resource exploration system and seabed resource exploration method May. 26, 2009

1 2 3 4 5










 
 
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