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Class Information
Number: 367/99
Name: Communications, electrical: acoustic wave systems and devices > Echo systems > Distance or direction finding
Description: Subject matter in which the extent of linear and/or relative angular spacing between an acoustic wave reflector and receiver is determined.










Sub-classes under this class:

Class Number Class Name Patents
367/101 Frequency modulation 80
367/103 With beam steering, scanning, or focussing 228
367/100 With correlation or matched filtering 131
367/107 With indicator 79
367/106 With towing 131


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8687462 Position determination of a seismic source array Apr. 1, 2014
8681585 Multi-range object location estimation Mar. 25, 2014
8675450 Displacement estimating method and displacement estimating apparatus Mar. 18, 2014
8675449 Ultrasound sensor having blockage detection Mar. 18, 2014
8665668 Ultrasonic distance measurement controller Mar. 4, 2014
8659975 Vibration generation and detection in shear wave dispersion ultrasound vibrometry with large background motions Feb. 25, 2014
8654609 Target detection device, target detection control program, and target detection method Feb. 18, 2014
8654608 Positioning apparatus for excavating and similar equipment Feb. 18, 2014
8611186 Sound image localization apparatus Dec. 17, 2013
8611187 Miner acoustic communication and location system Dec. 17, 2013
8605551 Position determination of a seismic source array Dec. 10, 2013
8599646 Method of ultrasound telemetry for drones, with discrimination of spurious echoes emanating from another drone Dec. 3, 2013
8593908 Method for determining an echo distance in an acoustic pulse-echo ranging system Nov. 26, 2013
8503265 Obstacle detection apparatus and method for detecting obstacle Aug. 6, 2013
8503266 Acoustic fluid height monitoring using dynamic surface perturbations Aug. 6, 2013
8493204 Displaying sound indications on a wearable computing system Jul. 23, 2013
8485037 Hidden object detection system Jul. 16, 2013
8483012 Controlling method for ultra-sound sensor Jul. 9, 2013
8456956 Method of displaying underwater detection image and underwater detection device Jun. 4, 2013
8437221 Terminal and method and system for automatically controlling terminal May. 7, 2013
8437222 System and method of range estimation May. 7, 2013
8416641 Acoustic distance measurement system having cross talk immunity Apr. 9, 2013
8400876 Method and system for sensing objects in a scene using transducer arrays and coherent wideband ultrasound pulses Mar. 19, 2013
8395968 Providing indoor location, position, or tracking of a mobile computer using building information Mar. 12, 2013
8384533 Hostless automobile reverse radar warning system Feb. 26, 2013
8352332 Method and apparatus for ordering paint using a portable self-contained tool Jan. 8, 2013
8344942 System and method for resolving ambiguity in radar, lidar, and acoustic systems Jan. 1, 2013
8330623 Method and apparatus for recognizing parking area Dec. 11, 2012
8326582 Acoustic-based rotating component analysis Dec. 4, 2012
8289811 System and method for determining location of submerged submersible vehicle Oct. 16, 2012
8274860 Distance measurement apparatus and related methods Sep. 25, 2012
8270252 Method for estimating target range error and sonar system thereof Sep. 18, 2012
8259533 Method and device for determining ultrasonic detecting cycle Sep. 4, 2012
8254209 Acoustic wave sensor Aug. 28, 2012
8248888 Bottom up contact type ultrasonic continuous level sensor Aug. 21, 2012
8220584 Hybrid level measurement system Jul. 17, 2012
8217766 Vehicle presence notification apparatus Jul. 10, 2012
8218396 Torsional ultrasonic wave based level measurement system Jul. 10, 2012
8213264 Method and device of measuring location, and moving object Jul. 3, 2012
8183997 Displaying sound indications on a wearable computing system May. 22, 2012
8184503 Process measurement instrument with target rejection May. 22, 2012
8179741 Compensation for depth finders May. 15, 2012
8174931 Apparatus and method for providing indoor location, position, or tracking of a mobile computer using building information May. 8, 2012
8164981 Ultrasonic distance-measuring sensor with gap and partition between vibrating surfaces Apr. 24, 2012
8164982 Ultrasonic sensor with piezoelectric elements and acoustic matching members Apr. 24, 2012
8154438 Registration of latitude/longitude coordinates using range detection sensors and digital nautical charts Apr. 10, 2012
8151929 Acoustic waveguide vibration damping Apr. 10, 2012
8144544 Method of processing echo profile, and pulse-echo system for use with the method Mar. 27, 2012
8107319 Acoustic fluid height monitoring using dynamic surface perturbations Jan. 31, 2012
8098545 Underwater vehicle guidance Jan. 17, 2012

1 2 3 4 5 6 7 8 9 10










 
 
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