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Class Information
Number: 367/131
Name: Communications, electrical: acoustic wave systems and devices > Underwater system
Description: Subject matter comprising an acoustic wave/electric signal transducer electrically connected to signal processing circuitry wherein the acoustic wave medium is water.










Sub-classes under this class:

Class Number Class Name Patents
367/132 Analog speech communication 52
367/133 Remote control 67
367/134 Telemetering 198


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

Patent Number Title Of Patent Date Issued
8711654 Random sampling for geophysical acquisitions Apr. 29, 2014
8682244 Underwater communication system Mar. 25, 2014
8665669 Acoustic signal detector Mar. 4, 2014
8638426 Sea clutter identification with a laser sensor for detecting a distant seaborne target Jan. 28, 2014
8625393 Portable diver apparatus, comprising a portable computing device and an add on diver device Jan. 7, 2014
8600592 Homing system and method for an autonomous underwater vehicle Dec. 3, 2013
8593909 Method and apparatus for passive determination of target parameters Nov. 26, 2013
8576667 Underwater communications Nov. 5, 2013
8576666 Graphical user interface for flow noise modeling, analysis, and array design Nov. 5, 2013
8576665 Underwater wireless sensor Nov. 5, 2013
8576668 Underwater communications Nov. 5, 2013
8577288 Subsea transfer system providing wireless data transfer, electrical power transfer and navigation Nov. 5, 2013
8553501 Tracking system for underwater equipment Oct. 8, 2013
8537639 Underwater communications Sep. 17, 2013
8531918 Underwater communications Sep. 10, 2013
8526270 Acoustic multifunctional standard calibration method Sep. 3, 2013
8515343 Water based vehicle communications system Aug. 20, 2013
8515344 Diver communication system Aug. 20, 2013
8509034 Hydrophone and hydrophone assembly for performing stereophonic underwater sound recordings Aug. 13, 2013
8477562 Communication device and communication method Jul. 2, 2013
8451692 Underwater communications May. 28, 2013
8437224 Underwater communications May. 7, 2013
8418642 Unmanned submersible vehicles and methods for operating the same in a body of liquid Apr. 16, 2013
8412048 Surface and sub-surface wave front management Apr. 2, 2013
8403389 Device for recovery of physical objects Mar. 26, 2013
8385821 Underwater vehicle communications system Feb. 26, 2013
8380375 Device, computer storage medium, and computer implemented method for metrology with inertial navigation system and aiding Feb. 19, 2013
8363513 Underwater communications Jan. 29, 2013
8364078 Communications system Jan. 29, 2013
8358973 Communications system Jan. 22, 2013
8355295 Underwater mobile sensing/communications node and network of such nodes Jan. 15, 2013
8346164 Underwater communication system Jan. 1, 2013
8335469 Communications system Dec. 18, 2012
8326219 Communications system Dec. 4, 2012
8326542 Method and system for retrieving seismic data from a seismic section in bitmap format Dec. 4, 2012
8326582 Acoustic-based rotating component analysis Dec. 4, 2012
8320214 Device for reducing target strength of an underwater object Nov. 27, 2012
8279710 Underwater synchronisation system Oct. 2, 2012
8254210 High fidelity data compression for acoustic arrays Aug. 28, 2012
8242626 Magneto-electric method and apparatus for remote powering on the hull of an underwater vehicle Aug. 14, 2012
8233801 Wireless high capacity sub-sea communications system Jul. 31, 2012
8218398 Omni-directional radiator for multi-transducer array Jul. 10, 2012
8208345 Personal water safety device and method thereof Jun. 26, 2012
8134890 Underwater communications Mar. 13, 2012
8131213 Sea vessel tagging apparatus and system Mar. 6, 2012
8120992 Method for finding range and bearing to underwater object Feb. 21, 2012
8111584 Optical sensing arrangements Feb. 7, 2012
8098545 Underwater vehicle guidance Jan. 17, 2012
8085969 Full range planar magnetic microphone and arrays thereof Dec. 27, 2011
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

1 2 3 4 5 6 7










 
 
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