| Patents for H04R 17 - Piezo-electric transducers; Electrostrictive transducers (7,213) |
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| 03/06/2014 | WO2014034866A1 Sound emitter, sound emission device, and electronic apparatus |
| 03/06/2014 | WO2014034250A1 Sound generator, sound generating apparatus, and electronic apparatus |
| 03/06/2014 | WO2014034208A1 Sound generator, sound generating apparatus, and electronic apparatus |
| 03/06/2014 | WO2014032308A1 Miniature sound box having telescopic resonance chamber |
| 03/06/2014 | US20140064520 Terminal with a piezoelectric speaker system and method for operating thereof |
| 03/06/2014 | DE102012215493A1 Robustheitserhöhung von Ultraschallsystemen Increase robustness of ultrasound systems |
| 03/06/2014 | DE102012108254A1 Ultraschall-Wandler und Verfahren zur Herstellung eines Ultraschall-Wandlers Ultrasonic transducer and method of fabricating an ultrasonic transducer |
| 03/05/2014 | CN103621112A Piezoelectric vibration element |
| 03/05/2014 | CN103618985A Bone conduction type microphone |
| 02/27/2014 | WO2014030793A1 Multilayer piezoelectric speaker apparatus |
| 02/27/2014 | WO2014030784A1 Method for manufacturing ultrasound probe using depoled piezoelectric body |
| 02/27/2014 | WO2014030783A1 Method for manufacturing ultrasound probe and alignment device for same |
| 02/27/2014 | WO2014030159A1 Hearing aid device |
| 02/27/2014 | US20140056449 Stacked piezoelectric speaker device |
| 02/27/2014 | US20140056111 Acoustic detector |
| 02/26/2014 | CN103609140A Method for manufacturing acoustic matching body, acoustic matching body, ultrasonic transducer using acoustic matching body, and ultrasonic flowmeter |
| 02/26/2014 | CN103608648A Ultrasonic transmitter/receiver, method for manufacturing the same, and ultrasonic flowmeter |
| 02/26/2014 | CN102197660B Acoustic oscillator and image generation device |
| 02/26/2014 | CN101686423B Piezoelectric microspeaker and method of fabricating the same |
| 02/24/2014 | CA2787857A1 Vermin repelling device and method |
| 02/20/2014 | US20140050339 Reverse-Phase Modulating Structure of Piezoelectric Ceramic Speaker |
| 02/20/2014 | DE102012214512A1 Ultrasonic module used for e.g. MRI device, has ground plate which is electrically connected with electrical conductive type sheet shielding element, so that screen unit is formed and is surrounded in ground plate and shielding element |
| 02/19/2014 | EP2698538A2 Multi-function synthetic jet and method of manufacturing same |
| 02/19/2014 | CN103597854A 超声波传感器装置 Ultrasonic sensor device |
| 02/19/2014 | CN102111702B Piezoelectric flat panel loudspeaker with distributed ceramic wafers |
| 02/18/2014 | US8650728 Method of assembling a transducer for a surgical instrument |
| 02/13/2014 | WO2014025061A1 Sound generator, sound generation device, and electronic device |
| 02/13/2014 | WO2014024756A1 Acoustic generator, acoustic generation device, and electronic apparatus |
| 02/13/2014 | WO2014024736A1 Sound generator, sound generation device, and electronic device |
| 02/13/2014 | WO2014024705A1 Acoustic generator, sound generation device, and electronic device |
| 02/13/2014 | WO2014024695A1 Piezoelectric element, piezoelectric device, ink-jet head, and ink-jet printer |
| 02/13/2014 | WO2014024600A1 Acoustic generator, acoustic generation device, and electronic apparatus |
| 02/13/2014 | WO2014024551A1 Acoustic generator, acoustic generation device, and electronic apparatus |
| 02/13/2014 | WO2014024528A1 Sound generator, sound generation device, and electronic device |
| 02/13/2014 | DE10209807B4 Gegensprechanlage für ein Wohn- oder Mietshaus Intercom system for a home or apartment building |
| 02/13/2014 | DE102012106694A1 Ultraschallsensorvorrichtung mit einem Versteifungselement und einem Montagedeckel, Anordnung und Verfahren zum Herstellen einer solchen Ultraschallsensorvorrichtung Ultrasonic sensor device with a stiffening element and a mounting cover, assembly and method of manufacturing such transducer device |
| 02/12/2014 | EP2695681A1 Method of manufacturing ultrasonic wave-generating device, method of manufacturing ultrasonic wave-processing device, ultrasonic wave-generating device and ultrasonic wave-processing device |
| 02/12/2014 | CN203435144U Three-divisional frequency piezoelectric bone-conduction hearing device |
| 02/12/2014 | CN103581811A Self-adaptive sound producing electronic loudspeaker and method thereof |
| 02/12/2014 | CN103581810A Vibration piezoelectric loudspeaker |
| 02/12/2014 | CN102291658B Loudspeaker |
| 02/11/2014 | US8649537 Drive device |
| 02/11/2014 | US8647328 Reflected acoustic wave modulation |
| 02/06/2014 | WO2014020877A1 Electronic apparatus |
| 02/05/2014 | EP2693773A1 Oscillator and electronic device |
| 02/05/2014 | EP2693772A1 Oscillator |
| 02/05/2014 | EP2693771A1 Oscillator and electronic device |
| 02/05/2014 | CN103563012A Dielectric film and transducer using same |
| 02/05/2014 | CN103562687A Ultrasonic transducer and ultrasonic flow-meter |
| 02/05/2014 | CN103561372A Sound-generating device |
| 02/04/2014 | US8644533 Method and apparatus for hearing assistance device microphones |
| 02/04/2014 | US8644115 Hydrophone and pressure balancing device for using for hydrophone |
| 01/30/2014 | WO2014017672A1 Ultrasonic transducer |
| 01/30/2014 | WO2014017026A1 Electronic apparatus |
| 01/30/2014 | US20140029773 Speaker |
| 01/30/2014 | DE102012106700A1 Ultraschallsensoranordnung mit einem Zwischenelement, Vorrichtung und Verfahren zum Herstellen einer Ultraschallsensoranordnung für ein Kraftfahrzeug Ultrasonic sensor arrangement with an intermediate element, device, and method of fabricating an ultrasonic sensor arrangement for a motor vehicle |
| 01/30/2014 | DE102012106698A1 Ultraschallsensoranordnung mit einem in einer Mulde verdeckt angeordneten Ultraschallsensor, Kraftfahrzeug und Verfahren zum Herstellen einer Ultraschallsensoranordnung Ultrasonic sensor arrangement having a concealed in a trough arranged ultrasonic sensor, the motor vehicle and method for manufacturing an ultrasonic sensor arrangement |
| 01/30/2014 | DE102012106697A1 Ultraschallsensoranordnung mit einem Versteifungshalter, Anordnung, Kraftfahrzeug und entsprechendes Verfahren Ultrasonic sensor array with a stiffening bracket, assembly, automotive and corresponding method |
| 01/30/2014 | DE102012106696A1 Ultraschallsensorvorrichtung mit einem verbesserten Entkopplungsring und Kraftfahrzeug Ultrasonic sensing device having an improved decoupling ring and motor vehicle |
| 01/30/2014 | DE102012106695A1 Ultraschallsensoranordnung mit einer zerstörungsfreien Reparaturlösung, Kraftfahrzeug und entsprechendes Verfahren Ultrasonic sensor array with a non-destructive repair solution, motor vehicle and corresponding method |
| 01/30/2014 | DE102012106693A1 Ultraschallsensoranordnung mit einem Ultraschallsensor im Kühlergrill, Kraftfahrzeug und entsprechendes Verfahren Ultrasonic sensor array with an ultrasonic sensor in the radiator grille, motor vehicle and corresponding method |
| 01/30/2014 | DE102012106692A1 Method for mounting ultrasound sensor device in motor vehicle e.g. passenger car, involves connecting ultrasound sensor device with rear side of trim panel, through adhesive compound |
| 01/30/2014 | DE102012014810A1 Ultraschallsensorvorrichtung Ultrasonic sensor device |
| 01/29/2014 | CN203416413U Flat plate sounding device |
| 01/29/2014 | CN203416412U 压电振动装置 The piezoelectric vibrating device |
| 01/29/2014 | CN103547380A Method of manufacturing ultrasonic wave-generating device, method of manufacturing ultrasonic wave-processing device, ultrasonic wave-generating device and ultrasonic wave-processing device |
| 01/29/2014 | CN103546848A Piezoelectric ceramic sounding element and manufacturing method thereof |
| 01/23/2014 | WO2014014958A1 High quality closed-loop ultrasound imaging system |
| 01/23/2014 | WO2014013735A1 Ultrasonic probe |
| 01/23/2014 | US20140022189 Touch input surface speaker |
| 01/23/2014 | DE102012014197A1 Ultrasonic transducer e.g. active ultrasonic transducer, for use in device for detecting surroundings of vehicle, has transmission stage directly producing excitation signal whose amplitude corresponds to value of onboard network voltage |
| 01/22/2014 | CN103535053A Planar speaker and AV device |
| 01/22/2014 | CN103534827A Piezoelectric actuator, piezoelectric vibration device, and mobile terminal |
| 01/22/2014 | CN103533491A 移动终端 The mobile terminal |
| 01/21/2014 | US8631548 Method for producing crystallographically oriented ceramic |
| 01/21/2014 | US8631547 Method of isolation for acoustic resonator device |
| 01/16/2014 | US20140016813 Life Safety Device with Folded Resonant Cavity for Low Frequency Alarm Tones |
| 01/16/2014 | DE102007046031B4 Ultraschallsensor Ultrasonic sensor |
| 01/15/2014 | EP2684617A1 Ultrasonic transducer element package, ultrasonic transducer element chip, probe, probe head, electronic device, ultrasonic diagnostic apparatus, and method for producing ultrasonic transducer element package |
| 01/15/2014 | EP2684227A1 Layer composite comprising electroactive layers |
| 01/15/2014 | CN203399284U Cantilever beam type frequency halving piezoelectric bone conduction hearing device |
| 01/15/2014 | CN103518385A Ultrasound transducer, ultrasound probe, and ultrasound transducer manufacturing method |
| 01/08/2014 | CN103502840A Ultrasonic sensor |
| 01/07/2014 | US8623451 Large-scale lateral nanowire arrays nanogenerators |
| 01/07/2014 | US8621751 Inkjet head manufacturing method |
| 01/07/2014 | CA2389146C Piezoelectric macro-fiber composite actuator and manufacturing method |
| 01/03/2014 | WO2014003160A1 Stereo earphone |
| 01/03/2014 | WO2014003148A1 Electronic device, control method, and control program |
| 01/03/2014 | WO2014002286A1 Electromechanical conversion element and manufacturing method therefor |
| 01/03/2014 | WO2014001603A1 Audio display playback control |
| 01/02/2014 | US20140003634 Polymer speaker |
| 01/02/2014 | DE102012211404A1 Ultrasonic sensor installed in park system of motor vehicle, for distance measurement, has element on which electrically conductive polymer layer is partially arranged for producing electrical measuring signals |
| 01/02/2014 | DE102012211011A1 Akustischer Sensor mit einer Membran aus einem Faserverbundwerkstoff An acoustic sensor with a membrane made of a fiber composite material |
| 01/01/2014 | CN203378038U Screen sounding device and mobile terminal using screen sounding device |
| 01/01/2014 | CN203378033U Flat plate sounder |
| 01/01/2014 | CN103493510A Piezoelectric transducers using micro-dome arrays |
| 01/01/2014 | CN103491489A Ultrasonic transducer element unit, probe, probe head, electronic device, and ultrasonic diagnostic device |
| 01/01/2014 | CN103479386A System for identifying and diagnosing rheumatic heart disease based on sound sensors and diagnostic method |
| 01/01/2014 | CN103479382A Sound sensor and electrointestinogram detecting system and detecting method based on sound sensor |
| 12/31/2013 | US8620014 Microphone |