Matches 1 - 50 out of 143 1 2 3 >


Match Document Document Title
US20130195293 CROSSOVER DOUBLE SPEAKER  
Disclosed is a crossover double speaker having a small speaker and a large speaker on the upper side and on the lower side thereof. The crossover double speaker includes a cover integrally formed...
US20130163792 VIBRATION SPEAKER WITH A SECURING DEVICE  
The present invention is directed to a vibration speaker with a securing device. The vibration speaker includes at least one transducer. The vibration speaker is attached to a securing element,...
US20130156237 HIGH POWER MICRO-SPEAKER  
Disclosed is a high power micro-speaker having a damper plate. More particularly, disclosed is a high power micro-speaker in which a damper plate has an opening through which a voice coil can...
US20090262959 METHOD FOR MANUFACTURING A LOUDSPEAKER HAVING A VOICE COIL ASSEMBLY  
A method for manufacturing a loudspeaker having a voice coil assembly includes the steps of: producing a flat voice coil; placing the voice coil into an injecting mold of a vibrating slab; forming...
US20150098595 AUDIO SPEAKING HAVING AN ELECTROSTATIC MEMBRANE PUMP AND METHODS TO USE SAME  
An improved an audio speaker having an electrostatic membrane pump. The electrostatic membrane pump can be an electrostatic graphene membrane pump. The method of making and using the audio speaker...
US20150181347 SPATIAL FREE-FORM INTERACTIVE SPEAKERS  
An embodiment provides a free-form speaker. In an embodiment, an array type electrostatic speaker is provided. In anther embodiment, a passive element that is separate from an object including an...
US20130064401 TRANSDUCER MODULE  
The present invention is directed to a transducer module, which includes an actuator that is directly or indirectly coupled to a vibration plate. The transducer module includes a plastic damper...
US20110064251 SPEAKER AND VIBRATOR ASSEMBLY FOR AN ELECTRONIC DEVICE  
Vibration generation for an electronic device is performed by a speaker and vibrator assembly. In an audio mode, the assembly may be used to output audio, such as ringtones, alerts, music, and so...
US20150049886 ELECTROSTATIC SPEAKER  
An electrostatic speaker is described that includes a curved diaphragm positioned between two electrically conductive plates. According to aspects, the curved diaphragm has an “S-shape” and is...
US20130163793 VIBRATION SPEAKER WITH A SECURING DEVICE  
The present invention is directed to a vibration speaker with a securing device. The vibration speaker includes a transducer, and a bottom having at least one groove. At least one fastening...
US20150195629 PASSIVE RADIATOR  
A passive acoustic radiator has a forward radiating element and a reverse radiating element each defined by a front face and an opposed rear face. A forward diaphragm is coupled to a forward...
US20090262961 VIBRATING SYSTEM OF PANEL FORM ELECTRODYNAMIC LOUDSPEAKER  
The present invention discloses a vibrating system of flat-plate electrodynamic loudspeaker, which comprises a flat-plate vibrating plate and a voice coil mounted under the vibrating plate. The...
US20070242844 ELECTROSTATIC LOUDSPEAKER CAPABLE OF DISPERSING SOUND BOTH HORIZONTALLY AND VERTICALLY  
An acoustic transducer, specifically an electrostatic loudspeaker (ESL) providing curvature in two directions for improved dispersion of sound waves. The compound curvature also provides a virtual...
US20140321676 ELECTROSTATIC SPEAKER  
An electrostatic speaker includes: a first electrode formed of a sheet-like member, having a first face including a protrusion and a second face opposite the first face, and having conductivity...
US20130089224 ELECTROSTATIC LOUDSPEAKER WITH MEMBRANE PERFORMING OUT-OF-PLANE DISPLACEMENT  
An electrostatic loudspeaker comprises a membrane structure and an electrode structure. The membrane structure comprises a central membrane portion and a circumferential membrane portion. The...
US20120051564 FLAT SPEAKER STRUCTURE AND MANUFACTURING METHOD THEREOF  
A reliable flat speaker structure and a manufacturing method thereof are introduced herein. The flat speaker structure includes a first and a second vapor-resistant structure and a flat speaker...
US20070189559 Electrostatic Loudspeaker Systems and Methods  
Embodiments of an electrostatic loudspeaker utilize first and second stators and a diaphragm disposed therebetween, each of the stators and the diaphragm having an electrically conductive portion,...
US20050094833 Encapsulated composite electrostatic loudspeaker stator  
A method is described whereby composite materials and computer-controlled machining are used to completely encapsulate the conductors in the stators of an electrostatic loudspeaker. This process...
US20110255721 FLAT SPEAKER UNIT AND SPEAKER DEVICE THEREWITH  
A flat speaker unit is provided herein. The flat speaker unit includes a first porous electrode, a second porous electrode, and a vibrating membrane with an electret layer disposed there between....
US20120082327 VIBRATION PLATE, SPEAKER UNIT AND PORTABLE INFORMATION TERMINAL  
An edge portion includes a center portion, one end and an other end. As seen in a cross section of a vibration plate in the radial direction, the center portion, the one end and the other end each...
US20100104116 FLAT SPEAKER UNIT AND SPEAKER DEVICE THEREWITH  
A reliable flat speaker unit and a speaker device with the same are provided herein. A conductive electrode of a vibrating membrane of the speaker unit is disposed on both utmost sides of the...
US20110075869 ELECTROSTATIC SPEAKER  
An electrostatic speaker is constituted of upper/lower electrodes, upper/lower cushion materials, and a diaphragm. Cutouts are formed in the upper/lower electrodes, upper/lower cushion materials,...
US20130129121 ELECTROSTATIC LOUDSPEAKER AND METHOD OF PRODUCING ELECTROSTATIC LOUDSPEAKER  
An electrostatic loudspeaker includes: a first electrode; a second electrode which is opposed to the first electrode; and a vibrating member which is disposed between the first electrode and the...
US20140169594 MEMS COMPONENT FOR GENERATING PRESSURE PULSES  
A MEMS component for generating pressure pulses is provided, its micromechanical structure including at least three function levels: a first function level in which at least one stationary trench...
US20150078592 ACOUSTIC TRANSDUCER AND MICROPHONE  
An acoustic transducer has a substrate having a cavity, a vibrating electrode plate disposed above the substrate and having a void portion that allows pressure to escape, a fixed electrode plate...
US20090016552 Electrostatic Loudspeakers  
An electrostatic loudspeaker comprises a multi-layer panel (1) incorporating an electrically insulating middle layer (2) sandwiched between first and second electrically conducting outer layers...
US20130170677 SPEAKER UNIT  
Disclosed herein is a speaker unit, including: a magnetic circuit having a magnet and a coil; a vibrating plate adapted to be vibrated by a drive force of the magnetic circuit; and a frame having...
US20070003081 Moisture resistant microphone  
Embodiments of the invention provide microphone assemblies which are resistant to moisture. One embodiment provides a microphone assembly comprising a housing, a diaphragm disposed in the housing...
US20060023902 Compliant diaphragm for planar magnetic transducers  
Planar magnetic transducers and acoustic speakers incorporating the transducers wherein improved frequency performance with lower distortion of acoustic diaphragms of the transducers is obtained...
US20130121509 Sound Transducer with Interdigitated First and Second Sets of Comb Fingers  
A sound transducer includes a substrate with a cavity with extending from a first surface of the substrate, a body at least partially covering the cavity and being connected to the substrate by at...
US20150109534 TRANSPARENT PARAMETRIC TRANSDUCER AND RELATED METHODS  
A transparent ultrasonic audio speaker includes an emitter and a driver. The emitter can include first and second transparent conductive sheets. The conductive sheets can comprise a base layer and...
US20150125008 FREQUENCY DEPENDENT SWITCH  
Generally disclosed herein are transducers that can convert sound energy into electrical signals, such as to detect if a pressure wave includes a specific frequency. Methods of using the...
US20150063609 Electromagnetic Vibration Device and Manufacturing Method Thereof  
An electromagnetic vibration device includes a vibration plate device, a voice coil assembly, a magnetic loop system, and a peripheral basin frame. One end of the peripheral basin frame is coupled...
US20100027818 ELECTRONIC DEVICE AND ELECTRO-ACOUSTIC TRANSDUCER THEREOF  
The invention provides an electronic device and an electro-acoustic transducer thereof. The electronic device includes a main body and an electro-acoustic transducer carried by the main body. The...
US20150003646 ACOUSTIC GENERATOR, ACOUSTIC GENERATION DEVICE, AND ELECTRONIC DEVICE  
An object is to provide a preferable frequency characteristic of a sound pressure. For achieving the object, an acoustic generator according to an embodiment includes a piezoelectric element...
US20070116305 Electro-acoustic transducer  
The present invention provides a stable and excellent electro-acoustic transducer having simple constitution with which a vibration pole does not contact with stator poles by a repulsive force...
US20110216923 STRUCTURE OF FLEXIBLE SPEAKER  
A flexible speaker structure, includes, a first electret film having a first surface, a second electret film having a second surface, a conductive film positioned between the first electret and...
US20090214062 TRANSDUCER ASSEMBLY  
A transducer assembly includes a first electroacoustic transducer and a second electroacoustic transducer. The first and the second electrostatic transducers include an electrode and a counter...
US20120106761 DRIVING INTERFACE DEVICE ADAPTIVE TO A FLAT SPEAKER  
A driving interface device adaptive to a flat speaker is introduced herein. The driving interface device is coupled with an external sound source for receiving sound signals, and boosts voltage...
US20090304212 FLEXIBLE ELECTRET TRANSDUCER ASSEMBLY, SPEAKER, AND METHOD FOR FABRICATING FLEXIBLE ELECTRET TRANSDUCER ASSEMBLY  
A flexible electret transducer assembly including an electrical backplate and a membrane made of an electret material is disclosed. A plurality of spacers is formed on a surface of the electrical...
US20150230027 ACOUSTIC TRANSDUCER  
An acoustic transducer has a substrate having an opening in an upper surface thereof, a vibration electrode plate disposed above the substrate, and having an outer edge thereof facing the upper...
US20110255720 ELECTRET DIAPHRAGM AND SPEAKER USING THE SAME  
An electret diaphragm and a speaker using the same are provided. The electret diaphragm includes an electret layer, a bonding layer adhered to a surface of the electret layer, and an aluminum (Al)...
US20100092013 ELECTRO-ACOUSTIC TRANSDUCER  
An electro-acoustic transducer is disclosed. The electro-acoustic transducer includes an electret diaphragm, an orifice plate and a plurality of dividing structures. Each of the dividing...
US20130108087 ELECTROSTATIC LOUDSPEAKER  
An electrostatic loudspeaker includes: a first electrode having acoustic transmission property; a second electrode having acoustic transmission property, and disposed so as to be opposed to the...
US20110002484 ACOUSTIC TRANSDUCER  
An acoustic transducer radiates a sound wave into a medium, and includes: a shaft member which extends at a center portion of the acoustic transducer; first and second cylindrical acoustic...
US20150078593 ACOUSTIC TRANSDUCER AND MICROPHONE  
An acoustic transducer has a substrate having a cavity, a vibrating electrode plate disposed above the substrate and having a void portion that allows pressure to escape, a fixed electrode plate...
US20150086063 SPEAKER AND DISPLAY HAVING SAME  
A speaker includes a hollow glass substrate and a plurality of vibration exciters. The glass substrate defines a hermetical receiving cavity. The vibration exciters are received in the receiving...
US20060233404 Horn array emitter  
A system and method is disclosed for a parametric emitter array with enhanced emitter-to-air acoustic coupling. The system comprises a plate support member having opposing first and second faces...
US20120033836 SPEAKER AND ELECTRONIC DEVICE  
An electronic device and a speaker are provided. The speaker includes a housing, a magnet, a vibrating element, a circuit board and a electromagnetic inductor. The magnet is disposed in the...
US20150125009 ACOUSTIC GENERATOR, ACOUSTIC GENERATION DEVICE, AND ELECTRONIC APPARATUS  
To provide an acoustic generator, an acoustic generation device, and an electronic apparatus including an exciter which vibrates by an electric signal being input, and being capable of suppressing...

Matches 1 - 50 out of 143 1 2 3 >