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Class Information
Number: 367/155
Name: Communications, electrical: acoustic wave systems and devices > Signal transducers > Underwater type > Plural transducer array > Piezoelectric
Description: Subject matter wherein the transducers are of the piezoelectric type.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8684934 Adaptively performing clutter filtering in an ultrasound system Apr. 1, 2014
8659211 Quad and dual cantilever transduction apparatus Feb. 25, 2014
8547799 Ultrasonic probe, ultrasonic imaging apparatus and fabricating method thereof Oct. 1, 2013
8335131 Acoustic transducer array element having a plurality of acoustically coupled transducer assemblies Dec. 18, 2012
8324787 Array of electroacoustic transducers and electronic probe for diagnostic images with high focusing depth Dec. 4, 2012
8279712 Composite transducer apparatus and system for processing a substrate and method of constructing the same Oct. 2, 2012
8279713 Acoustic transmitter comprising a plurality of piezoelectric plates Oct. 2, 2012
8246545 Ultrasound transducers with improved focus in the elevation direction Aug. 21, 2012
8229141 Dense transducer array and method Jul. 24, 2012
8121317 Piezoelectric microphone Feb. 21, 2012
7955266 Ultrasonic contact transducer with multiple emitting elements and means of bringing these elements into contact Jun. 7, 2011
7898154 Ultrasound probe and method for manufacturing the same Mar. 1, 2011
7800284 Electroacoustic transducer with annular electrodes Sep. 21, 2010
7791252 Ultrasound probe assembly and method of fabrication Sep. 7, 2010
7755255 Ultrasonic probe Jul. 13, 2010
7652410 Ultrasound transducer with non-uniform elements Jan. 26, 2010
7638924 Method of driving ultrasonic transducer Dec. 29, 2009
7626890 Hybrid-drive multi-mode pipe projector Dec. 1, 2009
7557489 Embedded circuits on an ultrasound transducer and method of manufacture Jul. 7, 2009
7379392 Flexible cymbal array May. 27, 2008
7309948 Ultrasonic transducer and method of manufacturing the same Dec. 18, 2007
7309947 Piezoelectric transducer including a plurality of piezoelectric members Dec. 18, 2007
7276838 Piezoelectric transducer including a plurality of piezoelectric members Oct. 2, 2007
7237564 Distribution of energy in a high frequency resonating wafer processing system Jul. 3, 2007
7177434 Stepped sound producing module Feb. 13, 2007
7109642 Composite piezoelectric apparatus and method Sep. 19, 2006
7088830 Parametric ring emitter Aug. 8, 2006
7019439 High power ultrasonic transducer with broadband frequency characteristics at all overtones and harmonics Mar. 28, 2006
6985407 Multi-layer composite transducer array Jan. 10, 2006
6973972 Method for reduction of scale during oil and gas production and apparatus for practicing same Dec. 13, 2005
6933658 Method of manufacturing a piezoelectric/electrostrictive device Aug. 23, 2005
6865140 Mosaic arrays using micromachined ultrasound transducers Mar. 8, 2005
6856580 Naval-hull mounted sonar for naval ship Feb. 15, 2005
6826961 Dynamically configurable ultrasound transducer with integral bias regulation and command and control circuitry Dec. 7, 2004
6822744 Modular interferometric imaging method apparatus and system Nov. 23, 2004
6671230 Piezoelectric volumetric array Dec. 30, 2003
6640636 Ultrasound radiating and receiving device Nov. 4, 2003
6499348 Dynamically configurable ultrasound transducer with integral bias regulation and command and control circuitry Dec. 31, 2002
6424597 Multielements ultrasonic contact transducer Jul. 23, 2002
6341408 Method of manufacturing a multiple-element acoustic probe comprising a common ground electrode Jan. 29, 2002
6275448 Pressure-compensated acceleration-insensitive hydrophone Aug. 14, 2001
6266857 Method of producing a backing structure for an ultrasound transceiver Jul. 31, 2001
6205226 Piezoelectric acoustic device Mar. 20, 2001
6076629 Low frequency flextensional acoustic source for underwater use Jun. 20, 2000
6048699 Method of fabricating bio-chip arrays Apr. 11, 2000
6046961 Multi-layer tiled array Apr. 4, 2000
6041888 Low frequency flextensional acoustic source for underwater use Mar. 28, 2000
6018493 Sonar suspension apparatus Jan. 25, 2000
5995453 Composite ultrasonic transducer Nov. 30, 1999
5950291 Method of manufacturing a conformable composite acoustic transducer panel Sep. 14, 1999

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