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Match Document Document Title
US20150003645 CONDENSER MICROPHONE  
A handheld condenser microphone is provided with a condenser microphone unit having two unidirectional condenser elements. A conductive fabric 221 is put between a lock ring 213 and the second...
US20130094674 COMPACT, HIGHLY INTEGRATED MICROPHONE ASSEMBLY  
A microelectromechanical (MEMS) microphone assembly includes a MEMS structure, a base portion, and a lid. The MEMS structure includes a diaphragm that responds to changes in sound pressure and the...
US20120170777 Condenser Microphone and Head Thereof  
A head of a condenser microphone includes: a condenser microphone unit; a housing supporting the condenser microphone unit; a first circuit board arranged adjacent to the condenser microphone unit...
US20140146982 Electronic Devices and Accessories with Media Streaming Control Features  
An electronic device may play audio content to a user through a pair of earphones. The audio content may be content that is stored locally on the electronic device or may be streaming content that...
US20110142264 Condenser microphone and method for manufacturing the same  
There is provided a gooseneck condenser microphone that is further strengthened the shield structure of a support pipe and is less prone to causing a trouble. This condenser microphone has a...
US20120099744 Condenser microphone  
There is provided a condenser microphone including a microphone capsule having a diaphragm and a capsule mounting, and a sound guide unit for guiding sound. The sound guide unit is provided at at...
US20130236037 Multi-Microphone System  
A microphone system implements multiple microphones on a single base. To that end, the microphone system has a base, and a plurality of substantially independently movable diaphragms secured to...
US20120014542 Narrow directional condenser microphone  
There is provided a narrow directional condenser microphone having an acoustic tube, in which a condenser microphone unit having a large effective diaphragm area is arranged on the rear end...
US20150117681 Acoustic Assembly and Method of Manufacturing The Same  
A microelectromechanical system (MEMS) microphone includes a base having a port extending there through. A MEMS die is coupled to the base, and the MEMS die includes a diaphragm and a back plate....
US20130177180 MEMS Microphone with Springs and Interior Support  
A MEMS microphone has a stationary portion with a backplate having a plurality of apertures, and a diaphragm spaced from the backplate and having an outer periphery. As a condenser microphone, the...
US20120163635 Helical Antenna Apparatus and Method of Forming Helical Antenna  
An antenna assembly and method of forming an antenna is disclosed. The antenna comprises a dielectric core wrapped with an antenna tape having a conductive portion. A printed circuit board extends...
US20130016859 MEMS MICROPHONE OVERTRAVEL STOP STRUCTURE  
A MEMS microphone. The MEMS microphone includes a membrane, a spring, and a first layer having a backplate, and a first OTS structure. The spring has a first end coupled to the membrane, and a...
US20140341402 MEMS PROCESS AND DEVICE  
A method of fabricating a micro-electrical-mechanical system (MEMS) transducer comprises the steps of forming a membrane on a substrate, and forming a back-volume in the substrate. The step of...
US20140072152 Dual Single-Crystal Backplate Microphone System and Method Of Fabricating Same  
A dual backplate MEMS microphone system includes a flexible diaphragm sandwiched between two single-crystal silicon backplates. Such a MEMS microphone system may be formed by fabricating each...
US20110075865 Dual Single-Crystal Backplate Microphone System and Method Of Fabricating Same  
A dual backplate MEMS microphone system includes a flexible diaphragm sandwiched between two single-crystal silicon backplates. Such a MEMS microphone system may be formed by fabricating each...
US20130028450 LID, FABRICATING METHOD THEREOF, AND MEMS PACKAGE MADE THEREBY  
A lid for a MEMS device and the relative manufacturing method. The lid includes: a first board with opposite first and second surfaces having first and second metal layers disposed thereon,...
US20120027235 MEMS CAPACITIVE MICROPHONE  
The present invention discloses an MEMS capacitive microphone, which comprises a supporting portion and a diaphragm, wherein the supporting portion supports the central portion of the diaphragm to...
US20140270271 MEMS Acoustic Transducer, MEMS Microphone, MEMS Microspeaker, Array of Speakers and Method for Manufacturing an Acoustic Transducer  
A MEMS acoustic transducer includes a substrate having a cavity therethrough, and a conductive back plate unit including a plurality of conductive perforated back plate portions which extend over...
US20120269367 Condenser Microphone Unit and Condenser Microphone  
A condenser microphone includes multiple condenser microphone units. Each unit includes an impedance converter. The condenser microphone units are connected in series such that outputs of the...
US20080137886 Microphone arrangement and method for production thereof  
A microphone arrangement comprises a stack arrangement (1) which comprises a first semiconductor body (10) having a microphone structure (13) and a second semiconductor body (80). The second...
US20110058695 CAPACITOR MICROPHONE  
A capacitor microphone includes: a capacitor microphone unit; a microphone casing that incorporates the microphone unit and is provided with an opening communicating with a rear acoustic terminal...
US20130108084 MEMS Microphone with Spring Suspended Backplate  
A MEMS microphone has a base, a backplate, and a backplate spring suspending the backplate from the base. The microphone also has a diaphragm forming a variable capacitor with the backplate.
US20150264462 CAPACITIVE TRANSDUCER  
A capacitive transducer has a back plate including a fixed electrode, a diaphragm facing the back plate with an air gap interposed therebetween, the diaphragm acting as a movable electrode, at...
US20120263332 CONDENSER MICROPHONE UNIT AND CONDENSER MICROPHONE  
To stably obtain high acoustic resistance required for pressure equalization in a non-directional condenser microphone unit. A diaphragm 8 whose circumferential edge is attached to a diaphragm...
US20150189446 Silicon Condenser Microphone  
A silicon condenser microphone is disclosed. The silicon condenser microphone includes a substrate having a top surface, a lower surface opposed to the top surface, and a recess concave from the...
US20110075866 Microphone with Backplate Having Specially Shaped Through-Holes  
A MEMS microphone has 1) a backplate with a backplate interior surface and a plurality of through-holes, and 2) a diaphragm spaced from the backplate. The diaphragm is movably coupled with the...
US20110200212 TEMPERATURE COMPENSATED VOLTAGE PUMP  
The present invention relates to an integrated circuit voltage pump with temperature compensation circuitry providing improved DC output voltage accuracy over an operational temperature range. The...
US20120045078 MEMS MICROPHONE  
A MEMS microphone has a support surface, a microphone substrate over the support surface and an assembly of a microphone membrane and spaced back electrode supported over the substrate. The...
US20110150246 CAPACITOR MICROPHONE  
A capacitor microphone includes: a capacitor microphone unit including a diaphragm that vibrates upon receiving sound waves and a fixed electrode arranged opposite to the diaphragm with a space...
US20150237429 Microphone In Speaker Assembly  
An apparatus, the apparatus include a housing, a micro electro mechanical system (MEMS) microphone, and a speaker. The MEMS microphone is disposed within the housing. The MEMS microphone has a...
US20150256940 DOUBLE DIAPHRAGM MEMS MICROPHONE WITHOUT A BACKPLATE ELEMENT  
A sensor structure, is disclosed. The sensor structure may include a first suspended structure and a second suspended structure disposed from the first suspended structure to form a volume. The...
US20120114146 CONDENSER MICROPHONE  
A condenser microphone includes a plurality of condenser microphone units, each unit including a diaphragm and a fixed electrode one of which has an electret layer thereon. The condenser...
US20140233767 CONDENSER MICROPHONE AND MANUFACTURING METHOD THEREOF  
A condenser microphone comprises a substrate, a vibratile diaphragm and a back plate. The substrate has an opening. The diaphragm is disposed corresponding to the substrate and covers the opening,...
US20150023529 MEMS Devices, Interface Circuits, and Methods of Making Thereof  
In accordance with an embodiment of the present invention, a micro-electro-mechanical system (MEMS) device includes a first plate, a second plate disposed over the first plate, and a first...
US20130195291 FAST POWER-UP BIAS VOLTAGE CIRCUIT  
The present invention relates to a DC bias voltage circuit comprising a DC bias voltage generator adapted to supply a first DC voltage. A low-pass filter has an input operatively coupled to the...
US20120189144 Packaged Microphone with Reduced Parasitics  
A packaged microphone has a base with a top face, a lid coupled to the base and forming an interior, and a MEMS microphone (i.e., a die or chip) secured to the top face of the base within the...
US20140079254 MEMS MICROPHONE USING NOISE FILTER  
An MEMS microphone is provided which includes a reference voltage/current generator configured to generate a DC reference voltage and a reference current; a first noise filter configured to remove...
US20110206221 Condenser microphone having a flexible neck  
In an integral type condenser microphone having a flexible pipe, noise is prevented from being generated even if a cellular phone that radiates strong electromagnetic waves is used at close range....
US20110311080 Very Low Power MEMS Microphone  
A MEMS microphone is capable of operating with less-than-one-volt bias voltage. An exemplary MEMS microphone can operate directly from a power rail (i.e., directly from VDD), i.e., without a...
US20110255716 DIAPHRAGM AND CONDENSER MICROPHONE USING SAME  
A diaphragm is disclosed. A diaphragm includes a vibrating member capable of vibrating relative to the backplate and suspended by the supporting member extending from the vibrating member. The...
US20070189556 Condenser microphone and method of producing the same  
A condenser microphone with a novel structure has a stack of an electronic circuit board (16a), a backplate substrate (13a) having a backplate (14), a spacer (10a), and a diaphragm support frame...
US20120087521 Microphone Package with Embedded ASIC  
A packaged microphone has a base, a lid coupled to the base forming an interior, a MEMS microphone secured to the base within the interior, and an integrated circuit embedded in the base....
US20140050338 ACOUSTIC SENSOR AND MICROPHONE  
Provided is an acoustic sensor capable of improving an S/N ratio of a sensor without preventing reduction in size of the sensor. A diaphragm 43 as a movable electrode plate is formed on the top...
US20130094676 Electret Condenser Microphone  
An electret condenser microphoneelectret condenser microphone includes a capsule, diaphragm ring with attached diaphragm, back electrode plate having an electret-dielectric-film-coated surface...
US20070047746 Multi-Microphone System  
A microphone system implements multiple microphones on a single base. To that end, the microphone system has a base, and a plurality of substantially independently movable diaphragms secured to...
US20110222713 Condenser Microphone  
A condenser microphone has an output circuit comprising an emitter-follower circuit; an impedance converter comprising an FET and at least one transistor of the emitter-follower circuit provided...
US20090296963 Diaphragm for condenser microphone, method for manufacturing the same, and condenser microphone  
The adsorption stability with respect to a fixed pole is increased while the low frequency response of a diaphragm is improved especially in an electret condenser microphone. In a diaphragm 11 for...
US20110142265 CAPACITOR MICROPHONE UNIT AND CAPACITOR MICROPHONE  
The present invention relates to a capacitor microphone unit including a diaphragm, a fixed electrode that is arranged opposite to the diaphragm with a space provided between the diaphragm and the...
US20080025532 MICROPHONE CASE AND CONDENSER MICROPHONE  
A microphone case includes: a plastic basic frame including a space for housing an electro-acoustic transducing unit; a plastic substrate for closing an opening of the space, the plastic substrate...
US20130058509 MEMS MICROPHONE WITH A BUILT-IN TEXTILE MATERIAL PROTECTING SCREEN  
A MEMS microphone with a built-in textile material protecting screen comprises a microphone body having an opening thereat is arranged a textile material protecting screen which is built-in in the...

Matches 1 - 50 out of 304 1 2 3 4 5 6 7 >