Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 8170256 | Microphone assembly for minimizing acoustic feedback from a loudspeaker A microphone assembly for desktop communication systems utilizes a directional microphones in a desktop conferencing system without exposing the microphone to unfavorable mechanical or acoustic influence. The microphones is built into the front portion of the base o... | 05/01/2012 |
| 8155364 | Electronic device with microphone array capable of suppressing noise An electronic device includes a first acoustic opening, a first microphone, a second acoustic opening, a second microphone, two flexible boots, and two chambers. The first microphone receives sound through the first acoustic opening. The second microphone receives t... | 04/10/2012 |
| 8150086 | Voice sound input apparatus and voice sound conference system A voice sound input apparatus, adapted to be inputted a sound and output sound data, includes: a first microphone, related to a first sound hole; a second microphone, related to a second sound hole; a signal processing unit, configured to perform a signal processing... | 04/03/2012 |
| 8050443 | Microphone and microphone mounting structure A microphone contains a capacitor in a capsule with a diaphragm serving as one of electrodes of the capacitor. The microphone is mounted on a mounting board when external terminals installed on an external surface of a circuit board which closes an opening of the ca... | 11/01/2011 |
| 8036412 | Microphone system having pressure-gradient capsules A microphone system may include a housing having a housing opening. Pressure-gradient capsules may be provided in the housing. The capsules may include a diaphragm and at least one sound entry opening. One sound entry opening may be connected with a front side of th... | 10/11/2011 |
| 7936894 | Multielement microphone An improved microphone assembly (128) is provided for porting two microphones (240, 242) of an opposing pair used for beam forming through a single symmetric porting structure (244). The microphone assembly (128) includes a first micropho... | 05/03/2011 |
| 7933428 | Microphone apparatus A microphone apparatus includes a mounting substrate, and at least two MEMS microphone elements mounted on the mounting substrate. The mounting substrate is provided with respective sound holes located directly under the MEMS microphone elements. ... | 04/26/2011 |
| 7711136 | Microphone array in housing receiving sound via guide tube An electronic device includes a housing, a plurality of microphones, and a plurality of guide tubes. The plurality of microphones are disposed in the housing. The plurality of guide tubes extend from the housing toward the plurality of microphones, whereby the plura... | 05/04/2010 |
| 7623672 | Microphone array in housing receiving sound via guide tube An electronic device includes a housing, a plurality of microphones, and a plurality of guide tubes. The plurality of microphones are disposed in the housing. The plurality of guide tubes extend from the housing toward the plurality of microphones, whereby the plura... | 11/24/2009 |
| 7433484 | Acoustic vibration sensor An acoustic vibration sensor, also referred to as a speech sensing device, is provided. The acoustic vibration sensor receives speech signals of a human talker and, in response, generates electrical signals representative of human speech. The acoustic vibration sens... | 10/07/2008 |
| 7321661 | Current feedback system for improving crossover frequency response A loudspeaker is provided for receiving an incoming electrical signal and transmitting an acoustical signal. The loudspeaker may include a power amplifier that has an input and an output, where the input receives the incoming electrical signal. The loudspeaker may a... | 01/22/2008 |
| 7316290 | Acoustic lens system A loudspeaker includes a frame, a magnet coupled to the frame and a diaphragm secured to the frame. An acoustic lens may be positioned in front of the diaphragm. An aperture extends through the acoustic lens. The acoustical directivity pattern of the loudspeaker may... | 01/08/2008 |
| 7313246 | Information system using eyewear for communication Eyewear comprises a microphone and a speaker. An eyewear neck strap couples the microphone and speaker to a wearer unit carried by the eyewear wearer. The wearer unit exchanges wireless signals with a base station. The base station is coupled to various devices such... | 12/25/2007 |
| 7302073 | Method of detecting and deterring microphone sabotage A protective grommet for a microphone has an enclosure with an internal cavity. The internal cavity is dimensioned to receive an input end of the microphone therein. A membrane, particularly a mesh, and more particularly a wire mesh, and more particularly a stainles... | 11/27/2007 |
| 7245726 | Noise canceling microphone system and method for designing the same A microphone housing improves the broadband noise canceling performance of an active noise canceling microphone system while also ensuring improved speech transmission through the system. First and second microphone elements are selected each having a diameter “dâ... | 07/17/2007 |
| 7219763 | Microphone assembly fitted to vehicle-mounted control module panel, that fits well A microphone assembly fitted to a panel of a vehicle-mounted control module, provided with a housing for housing a microphone and having an opening section on a surface facing the panel, and a holding case for holding the housing so as to be capable of pivoting, and... | 05/22/2007 |
| 7215766 | Headset with auxiliary input jack(s) for cell phone and/or other devices Headsets are used in variety of applications to facilitate one- or two-way audio communications between users and/or devices. The present inventor recognized that conventional headsets lack means for successfully integrating more than one audio source, despite their... | 05/08/2007 |
| 7194095 | Anti-noise pick-up An individual-type or combined-type of high performance noise-canceling pickup with front and rear sound inlets that are roughly toward the same direction or perpendicular to each other is provided to be composed of a plurality of noise-canceling sensors. The noise-... | 03/20/2007 |
| 7190802 | Microphone enclosure for reducing acoustical interference A microphone enclosure for reducing the intensity of sound waves that reach a microphone is presented. The enclosure may be a solid mass with a cavity, designed so that most of the microphone is surrounded by the solid mass when the microphone is inserted into the c... | 03/13/2007 |
| 7182324 | Microphone isolation system A microphone isolation system. The system includes an isolation member, a support member, and at least two compliant members. The at least two compliant members mechanically support the isolation member and isolate the isolation member from vibrations. The at least ... | 02/27/2007 |
| 7171006 | Vocal sound input apparatus for automotive vehicle In a vocal sound input apparatus for an automotive vehicle, both a receiving microphone and a noise collecting microphone are provided, both of the receiving microphone and the noise collecting microphone being arranged onto a predetermined portion of a vehicle body... | 01/30/2007 |
| 7162041 | Noise canceling microphone with acoustically tuned ports Certain embodiments of a noise canceling microphone with acoustically tuned ports are disclosed herein. In one aspect of the invention, the noise canceling microphone may comprise a housing, a transducer for converting received energy received into electrical signal... | 01/09/2007 |
| 7142686 | Compound sound generator A case of the information equipment is provided for setting various parts in. A speaker and receiver are provided in the frame. A first back chamber is formed in the speaker and a second back chamber is formed in the receiver. A baffle is formed on a part of the fra... | 11/28/2006 |
| 7136500 | Electret condenser microphone An electret condenser microphone includes a housing, a diaphragm disposed within the housing, first and second sound inlet ports and an acoustic resistive material disposed within the housing and in the acoustic path between the second inlet port and the diaphragm. ... | 11/14/2006 |
| 7136494 | Vehicle accessory microphone assembly having a windscreen with hydrophobic properties A microphone assembly for a vehicle accessory includes one or more transducers positioned in a microphone housing. The microphone housing has at least one acoustic port to which the transducer is acoustically coupled. The microphone assembly further includes a winds... | 11/14/2006 |
| 7130418 | Handset for communication terminal Disclosed is a handset for a communication terminal that minimizes background noise, thereby increasing the clarity of transmitted voice communication. The terminal includes a handset, an acoustic signal path on the handset, a unidirectional condenser microphone wit... | 10/31/2006 |
| 7130431 | Vehicle accessory microphone A microphone assembly includes one or more transducers positioned in a housing. Circuitry is coupled to the transducer for outputting an electrical signal such that the microphone has a main lobe directed forwardly and attenuates signals originating from the sides a... | 10/31/2006 |
| 7120261 | Vehicle accessory microphone A microphone assembly includes at one or more transducers positioned in a housing. Circuitry is coupled to the transducer for outputting an electrical signal such that the microphone has a main lobe directed forwardly and attenuates signals originating from the side... | 10/10/2006 |
| 7116792 | Directional microphone system A second-order microphone system is constructed of two null-less first-order microphone elements. The null-less first-order microphone elements prevent the degradations that occur in performance when a second-order microphone system is used at the side of a person's... | 10/03/2006 |
| 7110553 | Directional microphone assembly for mounting behind a surface A directional microphone assembly suitable for subsurface mounting. A directional pickup pattern is developed from the outputs of a plurality of omnidirectional microphone elements mounted in an assembly behind a surface such that their acoustic excitation comes fro... | 09/19/2006 |
| 7079663 | Microphone A microphone comprising a diaphragm which has a front diaphragm surface on which sound waves impinge and a rear diaphragm surface which is at least partially acoustically separated from the front diaphragm surface, and a sound inlet, through which sound waves can go... | 07/18/2006 |
| 7072482 | Microphone with improved sound inlet port A microphone comprises a housing defining an inner volume and including a first exterior surface with an aperture leading to the inner volume. The microphone includes a transducing assembly within the housing for converting sound into an electrical signal. A sound i... | 07/04/2006 |
| 7065224 | Microphone for a hearing aid or listening device with improved internal damping and foreign material protection A microphone and method for dampening the frequency response of the microphone by disposing a dampening frame in a rear volume of the microphone. The microphone generally includes a housing, a diaphragm, a damping frame, and a backplate. The diaphragm rests on embos... | 06/20/2006 |
| 7013014 | Hearing device system with behind-the-ear hearing aid devices fashioned side-specific In order to improve the directional effect in a hearing device system with a hearing aid device worn behind the left ear and a hearing aid device worn behind the right ear, the hearing aid devices are to be fashioned side-specific. Furthermore, each hearing aid devi... | 03/14/2006 |
| 6975736 | Microphone A microphone includes a diaphragm for receiving a sound pressure, a back plate disposed parallel to the diaphragm, a support for holding the diaphragm and the back plate with a fixed gap in between, and a mechanoelectric transducer coupled to the back plate. These i... | 12/13/2005 |
| 6963653 | High-order directional microphone diaphragm The invention features a miniature, second-order, microcrystalline silicon microphone diaphragm formed using silicon microfabrication techniques. The diaphragm is composed of two or more rigid diaphragm elements hinged to one another providing second- or higher-orde... | 11/08/2005 |
| 6920225 | Electret capacitor microphone To provide an electret capacitor microphone in which change of sensitivity characteristic caused by thermal deformation of an electret layer can be prevented even in the case where a reflow process is carried out. An electret capacitor microphone includes: an electr... | 07/19/2005 |
| 6885751 | Pressure-gradient microphone capsule An electrostatic pressure-gradient microphone capsule to be mounted essentially flush in or behind especially flat mounting surfaces includes a capsule housing with two sound inlet openings which may be divided, a diaphragm tightly mounted on a diaphragm ring, an el... | 04/26/2005 |
| 6831987 | Directional microphone assembly A microphone capsule for an in-the-ear hearing aid is disclosed. The capsule can include a top plate having first and second spaced openings defining front and rear sound inlets, and a directional microphone cartridge enclosing a diaphragm. The diaphragm is oriented... | 12/14/2004 |
| 6788791 | Delay network microphones with harmonic nesting The invention provides method and apparatus that utilize a plurality of port sub-arrays, in which each port sub-array comprises a plurality of acoustical ports. The ports of each port sub-array are spaced so that each port sub-array responds to acoustical signals th... | 09/07/2004 |
