| Patents for H04R 19 - Electrostatic transducers (5,387) |
|---|
| 08/06/2008 | CN101237720A Semiconductor device |
| 08/06/2008 | CN101237719A A silicon capacitance microphone and its making method |
| 08/06/2008 | CN101237021A A dielectric composite and a method of manufacturing a dielectric composite |
| 07/30/2008 | EP1950997A1 Ultrasonic transducer, ultrasonic probe and ultrasonic imaging device |
| 07/30/2008 | EP1949856A1 Ultrasonic probe and ultrasonographic device |
| 07/30/2008 | CN201094164Y Condenser microphone with vibration-proof and moisture-proof units on sound hole of housing |
| 07/30/2008 | CN201094163Y Condenser microphone using ceramic packing |
| 07/30/2008 | CN201094162Y Condenser microphone |
| 07/24/2008 | WO2008089328A1 Microphone with pressure relief |
| 07/23/2008 | EP1947901A1 Speaker, image element protective screen, case of terminal, and terminal |
| 07/23/2008 | EP1346604A4 Condenser microphone assembly |
| 07/23/2008 | CN100405873C Electret capacity microphone |
| 07/17/2008 | WO2008067431A3 Microphone system with silicon microphone secured to package lid |
| 07/16/2008 | CN101222792A Sound transducer structure and method for manufacturing a sound transducer structure |
| 07/16/2008 | CN101222790A Selective microcomputer electric microphone reading circuit and its reading method |
| 07/16/2008 | CN101222781A Connector of microphone and its shielding method |
| 07/16/2008 | CN101222016A A multilayer composite and a method of making such |
| 07/16/2008 | CN100403852C Static microphone |
| 07/15/2008 | US7400739 Microphone device |
| 07/15/2008 | US7400737 Miniature condenser microphone and fabrication method therefor |
| 07/10/2008 | WO2008080397A1 Component for a hearing aid and a method of making a component for a hearing aid |
| 07/10/2008 | US20080167516 Implantable Microphone Having Sensitivity And Frequency Response |
| 07/10/2008 | US20080166010 Overlapping surround roll for loudspeaker |
| 07/10/2008 | CA2674136A1 A component for a hearing aid and a method of making a component for a hearing aid |
| 07/09/2008 | EP1207970B1 Electrostatic ultrasonic transducer and method of making the same |
| 07/09/2008 | CN100400184C Ultrasonic printed circuit board transducer |
| 07/08/2008 | CA2464589C Ultrasonic printed circuit board transducer |
| 07/03/2008 | WO2008077517A1 Microphone assembly with underfill agent having a low coefficient of thermal expansion |
| 07/03/2008 | US20080159576 Condenser microphone |
| 07/03/2008 | US20080155801 Electret condenser microphone and manufacturing method thereof |
| 07/02/2008 | CN101212837A Condenser microphone and method for manufacturing the same |
| 07/02/2008 | CN101212836A Electret condenser microphone and manufacturing method thereof |
| 07/02/2008 | CN101212835A Condenser microphone |
| 07/01/2008 | US7394182 Electroactive polymer devices for moving fluid |
| 06/26/2008 | US20080152174 Selectable diaphragm condenser microphone |
| 06/26/2008 | US20080152172 Electrostatic ultrasonic transducer, and ultrasonic speaker, audio signal reproduction method, ultra-directive sound system, and display apparatus using electrostatic ultrasonic transducer |
| 06/25/2008 | CN101208990A Micromachined microphone and multisensor and method for producing same |
| 06/25/2008 | CN101207941A Electrostatic capacity sensor |
| 06/25/2008 | CN101207940A Condenser microphone unit |
| 06/24/2008 | US7391873 Microphone with voltage pump |
| 06/24/2008 | US7391872 Parametric audio system |
| 06/19/2008 | WO2008045983A3 Microphone microchip device with internal noise suppression |
| 06/18/2008 | EP1932479A1 Electrostatic capacity type ultrasonic oscillation device and its control method |
| 06/18/2008 | CN101203066A Electrostatic pressure transducer and manufacturing method therefor |
| 06/12/2008 | US20080139946 Capacitive ultrasonic transducer, production method thereof, and capacitive ultrasonic probe |
| 06/12/2008 | US20080136052 Electroactive polymer manufacturing |
| 06/11/2008 | EP1931173A2 Condenser microphone having flexure hinge diaphragm and method of manufacturing the same |
| 06/11/2008 | CN101199234A Silicon microphone |
| 06/11/2008 | CN101197548A Electrostatic operating apparatus |
| 06/10/2008 | US7386136 Sound detecting mechanism |
| 06/05/2008 | WO2008067431A2 Microphone system with silicon microphone secured to package lid |
| 06/04/2008 | EP1928207A1 A device for generating dispersed sound waves |
| 06/04/2008 | EP1927263A1 Capacitive sound transducer having a perforated attenuation disc |
| 06/04/2008 | EP1927262A1 Silicon microphone |
| 06/04/2008 | EP1926678A2 A method of manufacturing a microsystem, such a microsystem, a stack of foils comprising such a microsystem, an electronic device comprising such a microsystem and use of the electronic device |
| 06/04/2008 | CN101193461A Capacitor microphone manufacturing method and capacitor microphone |
| 06/04/2008 | CN101193458A A device for generating dispersed sound waves |
| 06/04/2008 | CN101192579A Semiconductor component |
| 06/04/2008 | CN100393175C Semiconductor device |
| 06/03/2008 | US7382889 Condenser microphone |
| 06/03/2008 | US7382048 Acoustic transducer module |
| 06/03/2008 | US7381589 Silicon condenser microphone and manufacturing method |
| 05/29/2008 | WO2008062036A2 Board mounting of microphone transducer |
| 05/29/2008 | WO2008045985A3 Microphone microchip device with differential mode noise suppression |
| 05/29/2008 | US20080123892 Instant Clamp For Speech Devices |
| 05/28/2008 | CN201066932Y Rear pole capacitance microphone |
| 05/28/2008 | CN201066931Y Micro single directional capacitance microphone |
| 05/28/2008 | CN201066930Y Front pole capacitance microphone |
| 05/28/2008 | CN201066929Y Capacitance microphone capable of filtering EMI noise |
| 05/28/2008 | CN201066928Y Micro microphone wiring device |
| 05/28/2008 | CN101189910A Capacitor microphone |
| 05/28/2008 | CN101189909A Condenser microphone for smd using sealing pad and method of making the same |
| 05/28/2008 | CN101189908A Method of turning condenser microphone into electret, electret-turning device and method of producing condenser microphone using this |
| 05/21/2008 | EP1922898A1 Capacitor microphone |
| 05/21/2008 | CN201063851Y Girder-like diaphragm and the composed microphone chip thereof |
| 05/21/2008 | CN201063850Y Internal rotation beam diaphragm and the composed microphone chip thereof |
| 05/21/2008 | CN201063849Y Novel capacitor microphone diaphragm and capacitor microphone thereof |
| 05/21/2008 | CN101184347A Capacitor microphone |
| 05/20/2008 | US7376239 Electromechanical transducer and method for transforming energies |
| 05/15/2008 | WO2008056643A1 Ultrasonic probe and ultrasonographic device using the same |
| 05/14/2008 | EP1921892A1 Capacitor microphone and method for manufacturing capacitor microphone |
| 05/14/2008 | EP1921891A2 Microphone and microphone mounting structure |
| 05/14/2008 | CN101180917A Improved membrane for a MEMS condenser microphone |
| 05/08/2008 | DE102006055147A1 Schallwandlerstruktur und Verfahren zur Herstellung einer Schallwandlerstruktur Transducer structure and method of making a transducer structure |
| 05/06/2008 | US7368862 Electroactive polymer generators |
| 05/01/2008 | US20080101643 Method and device for noise control in a headset |
| 04/30/2008 | DE102007050410A1 Electronic device e.g. mobile phone, has microphones for receiving audio signals, and controller for selectively adjusting one microphone to receive surrounding noises, where microphones comprise film bulk acoustic structures |
| 04/30/2008 | DE102006038597A1 Sound transducer i.e. electrostatic ultrasonic sound transducer, for use as distance sensor in automotive engineering, has base electrode designed by conductive path arranged on circuit carrier, where carrier is printed circuit board |
| 04/30/2008 | CN201054789Y Electrete microphone |
| 04/30/2008 | CN201054788Y Electrete microphone |
| 04/23/2008 | EP1915028A2 Condenser microphone, microphone unit, and blood pressure gauge |
| 04/23/2008 | CN101166373A 电容式传声器 Condenser microphone |
| 04/22/2008 | US7362873 Miniature condenser microphone and fabrication method therefor |
| 04/22/2008 | US7362032 Electroactive polymer devices for moving fluid |
| 04/17/2008 | WO2008044910A1 Ultra-low pressure sensor and method of fabrication of same |
| 04/17/2008 | WO2008044727A1 Ultrasonic transducer and ultrasonic diagnostic apparatus |
| 04/17/2008 | WO2008044381A1 Vibration sensor and method for manufacturing the vibration sensor |
| 04/17/2008 | US20080089180 Ultrasonic transducer, ultrasonic probe, and ultrasonic diagnostic apparatus |
| 04/16/2008 | EP1912479A2 An apparatus and a method of producing for microphone assembly |
| 04/16/2008 | EP1911326A1 Electrostatic loudspeaker stators and their manufacture |