СПИСОК патентов США - подгруппа МПК16 H04R19/01
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| № п/п | Номер патента | Название патента | |||
2017 | |||||
| 1 | 9602924 | Microphone with programmable frequency response | |||
| 2 | 9571046 | Amplifier circuit for a two-wire interface | |||
| 3 | 9544696 | Flexible, shapeable free-form electrostatic speakers | |||
2016 | |||||
| 4 | 9521492 | Condenser microphone | |||
| 5 | 9497552 | Capacitive transducer, capacitive transducer manufacturing method, and object information acquisition apparatus | |||
| 6 | 9491540 | Electret condenser microphone | |||
| 7 | 9470910 | Transparent lens microphone | |||
| 8 | 9467774 | System and method for a PCM interface for a capacitive signal source | |||
| 9 | 9462394 | Splicing type electret loudspeaker | |||
| 10 | 9456283 | Electrostatic electroacoustic transducer and fabricating methods for the same | |||
| 11 | 9445212 | MEMS microphone module and manufacturing process thereof | |||
| 12 | 9445188 | Condenser microphone | |||
| 13 | 9426563 | MEMS speaker device with an electronic test circuit | |||
| 14 | 9420365 | Silicon condenser microphone | |||
| 15 | 9414174 | Method and apparatus for controlling audio output | |||
| 16 | 9398389 | Apparatus for securing components in an electret condenser microphone (ECM) | |||
| 17 | 9392359 | Variable directivity electret condenser microphone | |||
| 18 | 9380381 | Microphone package and method for providing a microphone package | |||
| 19 | 9380380 | Acoustic transducer and interface circuit | |||
| 20 | 9369811 | Condenser microphone | |||
| 21 | 9363608 | Acoustic transducer | |||
| 22 | 9357296 | Switchable attenuation circuit for MEMS microphone systems | |||
| 23 | 9350305 | Preamplifier circuit for a microelectromechanical capacitive acoustic transducer | |||
| 24 | 9338560 | Top port multi-part surface mount silicon condenser microphone | |||
| 25 | 9332342 | Microphone amplifier circuit | |||
| 26 | 9319798 | Capacitive transducer | |||
| 27 | 9307326 | Surface-mounted microphone arrays on flexible printed circuit boards | |||
| 28 | 9301055 | Acoustic actuator plate structure | |||
| 29 | 9301053 | Audio transducer with electrostatic discharge protection | |||
| 30 | 9277329 | Capacitive MEMS element including a pressure-sensitive diaphragm | |||
| 31 | 9258660 | Reset circuit for MEMS capacitive microphones | |||
| 32 | 9247331 | Temperature compensated microphone | |||
| 33 | 9241227 | Transducer with integrated sensor | |||
2015 | |||||
| 34 | 9226081 | Digital electret microphone and the connection structure thereof | |||
| 35 | 9226080 | Frequency dependent switch | |||
| 36 | 9179234 | Process for the production of a capacitor microphone and a capacitor microphone | |||
| 37 | 9177879 | Sensor module | |||
| 38 | 9167354 | Electroacoustic sound transducer | |||
| 39 | 9156684 | Methods of manufacture of top port surface mount MEMS microphones | |||
| 40 | 9150409 | Methods of manufacture of bottom port surface mount MEMS microphones | |||
| 41 | 9148731 | Top port surface mount MEMS microphone | |||
| 42 | 9148730 | Electrostatic speaker | |||
| 43 | 9148729 | Microphone with programmable frequency response | |||
| 44 | 9143876 | Glitch detection and method for detecting a glitch | |||
| 45 | 9139422 | Bottom port surface mount MEMS microphone | |||
| 46 | 9139421 | Top port surface mount MEMS microphone | |||
| 47 | 9133020 | Methods of manufacture of bottom port surface mount MEMS microphones | |||
| 48 | 9090453 | Sensor module and semiconductor chip | |||
| 49 | 9084045 | Acoustic transducer assembly | |||
| 50 | 9061893 | Methods of manufacture of top port multi-part surface mount silicon condenser microphones | |||
| 51 | 9060229 | Low noise electret microphone | |||
| 52 | 9051171 | Bottom port surface mount MEMS microphone | |||
2014 | |||||
| 53 | 8855339 | Electret loudspeaker device | |||
| 54 | 8831253 | Electroacoustic apparatus with optical energy conversion function | |||
| 55 | 8724839 | Unidirectional microphone | |||
| 56 | 8699730 | Electret loudspeaker device | |||
2012 | |||||
| 57 | 8150078 | Electret condenser microphone | |||
| 58 | 8138034 | Flexible electret transducer assembly, speaker, and method for fabricating flexible electret transducer assembly | |||
2007 | |||||
| 59 | 7287327 | Electret capacitor microphone and method for producing the same | |||
| 60 | 7233674 | Integrated base and electret condenser microphone using the same | |||
2005 | |||||
| 61 | 6950529 | System consisting of a microphone and an amplifier | |||
| 62 | 6940564 | Display substrate and display device | |||
| 63 | 6937735 | Microphone for a listening device having a reduced humidity coefficient | |||
| 64 | 6928178 | Condenser microphone and method for making the same | |||
| 65 | 6920225 | Electret capacitor microphone | |||
| 66 | 6914992 | System consisting of a microphone and a preamplifier | |||
| 67 | 6904155 | Electret capacitor microphone | |||
| 68 | 6898292 | Electret microphone | |||
| 69 | 6870939 | SMT-type structure of the silicon-based electret condenser microphone | |||
| 70 | 6870938 | Semiconductor electret capacitor microphone | |||
2004 | |||||
| 71 | 6818092 | Multi-layer electret having ultra-high charge stability and method of manufacturing thereof | |||
| 72 | 6806593 | Thin film electret microphone | |||
| 73 | 6804363 | Electroacoustic transducer | |||
| 74 | 6731766 | Condenser microphone and production method thereof | |||
| 75 | 6704427 | Acoustic transducer with improved acoustic damper | |||
| 76 | 6684484 | Method for manufacturing acoustical transducer with reduced parasitic capacitance | |||
| 77 | 6678383 | Capacitor microphone | |||
2003 | |||||
| 78 | 6654473 | Condenser microphone | |||
| 79 | 6594369 | Electret capacitor microphone | |||
| 80 | 6532293 | Acoustical transducer with reduced parasitic capacitance | |||
| 81 | 6512833 | Electret condenser microphone and method of producing same | |||
2002 | |||||
| 82 | 6381336 | Microphones for an implatable hearing aid | |||
| 83 | 6366678 | Microphone assembly for hearing aid with JFET flip-chip buffer | |||
| 84 | 6351541 | Electrostatic transducer | |||
2001 | |||||
| 85 | 6323049 | Method for manufacturing condenser microphone | |||
| 86 | 6310429 | Acoustic wave transducer device | |||
| 87 | 6243474 | Thin film electret microphone | |||
| 88 | 6169810 | Electroacoustic transducer | |||
2000 | |||||
| 89 | 6041129 | Hearing apparatus | |||
1999 | |||||
| 90 | 5978491 | Circuitry for improving performance of electret microphone | |||
| 91 | 5889872 | Capacitive microphone and method therefor | |||
| 92 | 5881158 | Microphones for an implantable hearing aid | |||
1997 | |||||
| 93 | 5677965 | Integrated capacitive transducer | |||
1996 | |||||
| 94 | 5570428 | Transducer assembly | |||
| 95 | 5548658 | Acoustic Transducer | |||
1995 | |||||
| 96 | 5390254 | Hearing apparatus | |||
| 97 | 5388163 | Electret transducer array and fabrication technique | |||
1994 | |||||
| 98 | 5337011 | Pre-amplifier | |||
| 99 | 5335286 | Electret assembly | |||
1993 | |||||
| 100 | 5272758 | Electret condenser microphone unit | |||
| 101 | 5255246 | Electroacoustic transducer of the electret type | |||
| 102 | 5214709 | Hearing aid for persons with an impaired hearing faculty | |||
| 103 | 5206914 | Electrostatic acoustic transducer having extremely thin diaphragm substrate | |||
1992 | |||||
| 104 | 5101543 | Method of making a variable capacitor microphone | |||
| 105 | 5097515 | Electret condenser microphone | |||
1991 | |||||
| 106 | 4993072 | Shielded electret transducer and method of making the same | |||
1990 | |||||
| 107 | 4977590 | Signal level expansion apparatus as for a telecommunications system | |||
| 108 | 4910840 | Electroacoustic transducer of the so-called "electret" type, and a method of making such a transducer | |||
| 109 | 4908805 | Electroacoustic transducer of the so-called "electret" type, and a method of making such a transducer | |||
| 110 | 4891843 | Electret microphone | |||
1989 | |||||
| 111 | 4887300 | Pressure gradient microphone | |||
| 112 | 4837833 | Microphone with frequency pre-emphasis channel plate | |||
| 113 | 4817164 | Electrostatic discharge protector for an electret microphone | |||
1988 | |||||
| 114 | 4764690 | Electret transducing | |||
| 115 | 4730283 | Acoustic transducer with improved electrode spacing | |||
1987 | |||||
| 116 | 4701640 | Electret transducer and method of fabrication | |||
| 117 | 4697334 | Method of producing electroacoustic converters, preferably microphones, and converters produced according to the method | |||
1986 | |||||
| 118 | 4626729 | Electroacoustic piezoelectric transducers | |||
| 119 | 4607383 | Throat microphone | |||
| 120 | 4588867 | Ear microphone | |||
| 121 | 4571464 | Electret microphone | |||
| 122 | 4568414 | Methods and apparatus for tensioning sheet material | |||
| 123 | 4567445 | High input impedance low output impedance amplifier | |||
| 124 | 4567382 | Electret transducer and a method for manufacturing an assembly of backplate, electret foil and diaphragm plate | |||
1985 | |||||
| 125 | 4542264 | Lead-frame for an electric microphone | |||
| 126 | 4524247 | Integrated electroacoustic transducer with built-in bias | |||
| 127 | 4495541 | Apparatus for and method of making an electret tape | |||
| 128 | 4492825 | Electroacoustic transducer | |||
| 129 | 4491697 | Condenser microphone | |||
1984 | |||||
| 130 | 4456796 | Unidirectional electret microphone | |||
| 131 | 4443666 | Electret microphone assembly | |||
| 132 | 4434327 | Electret transducer with variable actual air gap | |||
| 133 | 4429193 | Electret transducer with variable effective air gap | |||
| 134 | 4429192 | Electret transducer with variable electret foil thickness | |||
| 135 | 4429191 | Electret transducer with variably charged electret foil | |||
| 136 | 4429190 | Continuous strip electret transducer array | |||
| 137 | 4429189 | Electret transducer with a selectively metalized backplate | |||
| 138 | 4424419 | Electret microphone shield | |||
1983 | |||||
| 139 | 4418246 | Cell assembly for electret transducer | |||
| 140 | 4400634 | Bimorph transducer made from polymer material | |||
| 141 | 4389580 | Flexible tape electroacoustic transducer using an electret | |||
| 142 | 4385209 | Adjustment of operating characteristics of a telephone transmitter including an electret transducer | |||
| 143 | 4382196 | Tape transducer | |||
1982 | |||||
| 144 | 4361735 | Electret microphone circuit | |||
| 145 | 4331840 | Electret transducer with tapered acoustic chamber | |||
| 146 | 4329547 | Dual section electret microphone | |||
1981 | |||||
| 147 | 4302633 | Electrode plate electret of electro-acoustic transducer and its manufacturing method | |||
| 148 | 4288735 | Vibrating electret reed voltage generator | |||
| 149 | 4286122 | Acoustic electrical conversion device with at least one capacitor electret element connected to an electronic circuit | |||
| 150 | 4281222 | Miniaturized unidirectional electret microphone | |||
| 151 | 4268725 | Electret microphone | |||
| 152 | 4250415 | Electromechanical transducers | |||
| 153 | 4246448 | Electromechanical transducer | |||
1980 | |||||
| 154 | 4236051 | Electret microphone | |||
| 155 | 4188513 | Electret microphone with simplified electrical connections by printed circuit board mounting | |||
1979 | |||||
| 156 | 4160882 | Double diaphragm electrostatic transducer each diaphragm comprising two plastic sheets having different charge carrying characteristics | |||
| 157 | 4160881 | Electret transducers: acoustically transparent backplate of sintered conductive spheres and a thin electret coating; meshlike diaphragm spacing screen overlays apertured electret backplate with screen junctions overlaying the apertures | |||
| 158 | 4151480 | FET Amplifier with protective circuit | |||
| 159 | 4142073 | Temperature-stable electret microphone with embossed, small area, electret | |||
1978 | |||||
| 160 | 4117275 | Non-directional electret microphone with an air passage to balance pressures on opposite sides of the diaphragm | |||
| 161 | 4093884 | Thin structures having a piezoelectric effect, devices equipped with such structures and in their methods of manufacture | |||
| 162 | 4070741 | Method of making an electret acoustic transducer | |||
1977 | |||||
| 163 | 4063050 | Acoustic transducer with improved electret assembly | |||
| 164 | 4046974 | Electroacoustic transducer with springs forming electrical interconnections as a result of assembly | |||
| 165 | 4042438 | Method of assembling a diaphragm assembly for an electro-acoustic transducer | |||
| 166 | 4016375 | Electret transducer | |||
| 167 | 4014091 | Method and apparatus for an electret transducer | |||
1976 | |||||
| 168 | 3991285 | Microphone having an electrostatic cartridge having a structural electrical resistor | |||
| 169 | 3980838 | Plural electret electroacoustic transducer | |||
| 170 | 3949178 | Electret device having charge maintained by radioactivity | |||
| 171 | 3946422 | Electret transducer having an electret of inorganic insulating material | |||
| 172 | 3945112 | Technique for fabrication of foil electret | |||
| 173 | 3942029 | Electrostatic transducer | |||
| © 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017 | |||||