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Patent Searching and Data


Matches 151 - 200 out of 1,375

Document Document Title
WO/2008/112176A2
An electromechanical transducer 180, motor structure 200 and voice coil winding support structure or bobbin 210 are configured to protect and transport heat away from a voice coil 220 which is would solely within the interior of bobbin 2...  
WO/2008/096529A1
Provided is an insertion type earphone, in which a receiver unit (12) is constituted to have a receiver body (50) (or a BA type receiver) housed in a casing (20). The receiver body (50) includes a housing (56) having a small hole (66a) f...  
WO/2008/048850A2
A miniature microphone comprising a diaphragm compliantly suspended over an enclosed air volume having a vent port is provided, wherein an effective stiffness of the diaphragm with respect to displacement by acoustic vibrations is contro...  
WO/2008/044813A1
A microphone assembly is provided. An apparatus for fabricating the microphone assembly includes a lower mold attached to a bottom surface of a printed circuit board (PCB) on which a microphone chip is mounted, an upper mold installed on...  
WO/2008/033640A2
An electronic device (1 ) includes a body (19) and a microphone module (10). The body (19) includes a plurality of corners and a plurality of edges meeting at the corners. The microphone module (10) is provided with a plurality of acoust...  
WO/2007/123300A1
Provided is a silicon microphone packaging structure. The silicon microphone packaging structure includes: a first case including: a printed circuit board (PCB) mounting a MEMS microphone structure thereon; a stopper supporting the PCB d...  
WO/2007/050219A3
Both water intrusion and wind noise issues are addressed with an audio porting assembly including a single frame (102) having a speaker cavity (110) and a microphone cavity (112) formed therein. An opening (114) formed within the frame (...  
WO/2006/052643A3
Microphone diaphragms are provided having an active area with a periphery defined by at least a portion of a logarithmic curve. In some embodiments, the periphery is defined by at least a portion of a golden spiral. The microphone diaphr...  
WO/2007/038671A3
A receiver includes a housing having an interior, a diaphragm assembly disposed within the housing, a motor assembly disposed within the housing and a linkage assembly coupling the diaphragm assembly and the motor assembly. A support str...  
WO/2007/064356A1
A bone conduction transducer suitable for use in a listening device, such as hearing aids, in-ear monitors, headphones, electronic hearing protection devices, and very small scale acoustic speakers, has an end mass assembly disposed with...  
WO/2007/016258A3
An armored voice coil assembly comprises a former that is impregnated with a curable resin, preferably polyimide resin. Voice coil wire is wound around the outside surface of the former and is then preferably encased with an outer layer ...  
WO/2007/050219A2
Both water intrusion and wind noise issues are addressed with an audio porting assembly including a single frame (102) having a speaker cavity (110) and a microphone cavity (112) formed therein. An opening (114) formed within the frame (...  
WO/2007/038671A2
A receiver includes a housing having an interior, a diaphragm assembly disposed within the housing, a motor assembly disposed within the housing and a linkage assembly coupling the diaphragm assembly and the motor assembly. A support str...  
WO/2005/120128A3
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...  
WO/2007/003074A1
A wireless outdoor sound equipment consists of wireless sender and wireless receiver. The said wireless sender consists of volume control circuit, frequency generator, high frequency amplifier and band pass filter; the said wireless rece...  
WO2005077011A3
The invention provides a removal tool (120) for atraumatically removing a hearing device (20) inserted deeply in the ear canal (10) of a user. The removal tool (120) comprises a shaft (137) adapted to be grasp in the hand and a plurality...  
WO2004103773A3
The rearview assembly of the present invention may include any one or more of the following: a housing for attaching to the vehicle, the housing may define an interior space that is acoustically separated into at least two chambers; a fi...  
WO2005086734A3
An electro-acoustic transducer for driving a large surface is used to convert electrical signals into sound. The transducer has a housing with a cast aluminum bottom and a molded plastic top. The top and bottom are fastened together by s...  
WO2005077073A3
A speaker system (10) includes a speaker driver (12) loaded by a horn waveguide (14). The speaker driver reproduces sound within an extended frequency range that includes a high frequency including the frequency band between 800 Hz and 1...  
WO/2006/078623A1
A trim panel assembly for retaining an acoustical device, the trim panel assembly comprising a trim panel, and a voice coil, wherein at least a portion of the voice coil is partially embedded within a surface of the trim panel.  
WO2005043950A3
A modular personal audio set (12) comprising a connector (30) for detachably securing different mating and fittings for engaging jacks (20) of different audio products (18) wherein the personal audio set (12) is one of an earbud (10) or ...  
WO/2006/043964A1
Various linkage assemblies are shown and described for connecting a first movable member to a second movable member of a transducer. The linkage assemblies provide for motion amplification or reduction and, when used for sound generating...  
WO/2006/017323A2
The invention concerns a method (200) and system (100) for selectively coupling a communication unit (110) to a hearing enhancement device (112). The method includes the steps of - in the communication unit - selecting (212) between an a...  
WO/2006/001792A1
A transducer suitable for use as a microphone or receiver in a hearing aid has a housing and a diaphragm disposed within the housing. A motor assembly is also disposed within the housing and operatively coupled to the diaphragm. The moto...  
WO/2005/125266A1
A bone conduction device, which can be efficiently mounted, without generating a dead space, in a case having a limited installation space, such as a cellular phone case having a large display screen, and a tympanum for such bone conduct...  
WO/2005/122636A1
An improved acoustic transducer eliminates or reduces the need for flexible or elastic materials to suspend an internal magnetic element by using static and dynamic magnetic fields to control its movement. In one implementation, the tran...  
WO/2005/120128A2
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...  
WO/2005/104603A1
A microphone assembly include a microphone housing unit having a cover (104) and a base (106). The microphone assembly further includes a preamplifier circuit assembly (122) attached to the base (106) and protected by the cover (104). Th...  
WO/2005/094123A1
A totally implantable hearing system (30) having a coil assembly (34). The magnet assembly (36) is implanted in the middle ear (16 )of a user and is in contact with at least a portion of an ossicle of the middle ear (16). The sound proce...  
WO/2005/086734A2
An electro-acoustic transducer for driving a large surface is used to convert electrical signals into sound. The transducer has a housing with a cast aluminum bottom and a molded plastic top. The top and bottom are fastened together by s...  
WO/2005/086531A1
The invention relates to a loudspeaker, particularly a so-called planar loudspeaker, the vibrating diaphragm (6) of which is essentially planar and is attached by its edges to the body of the loudspeaker, and in which there is a voice co...  
WO/2005/072009A1
An armature for a receiver includes a first leg portion, a second leg portion, and a connection portion in communication with the first and second leg portions. The connection portion reduces the stiffness of the armature and minimizes m...  
WO/2005/043952A1
A sound transducer comprises at least one sound unit based on at least one radially sound emitting diaphragm arranged in a substantially cylindrical or tubular form, the diaphragm including electromechanically converting material capable...  
WO2004103018A3
A receiver assembly includes a housing having a fixed housing portion and a shiftable housing portion cooperating to define a hollow cavity. A flexible membrane secured between the fixed housing portion and the shiftable housing portion ...  
WO2004064483A3
An actuator for use with active noise control (ANR). An ANR voice coil (320) speaker is cylindrical in shape, with a diaphragm (305) to motor diameter less than unity and fits into the ear canal. The rear cavity volume is on the same ord...  
WO/2005/024360A1
A vibration sensor in which a vibration film electrode can be protected against breakage while deterioration of sensitivity being avoided and assembling work can be improved. The vibration sensor comprises a fixed electrode (1) and a vib...  
WO2004103019A3
A receiver assembly includes a first diaphragm assembly having a diaphragm, and a second diaphragm assembly having a diaphragm. A linkage assembly is coupled to an armature of the receiver. The linkage assembly is also coupled to the fir...  
WO2004030407B1
A drive mechanism @is comprised with a set comprising a plurality of magnetic bodies, means for supplying a frequency signal to said set,and means for producing movement caused by the attraction/repulsion between the magnetic bodies. The...  
WO/2004/103019A2
A receiver assembly includes a first diaphragm assembly having a diaphragm, and a second diaphragm assembly having a diaphragm. A linkage assembly is coupled to an armature of the receiver. The linkage assembly is also coupled to the fir...  
WO/2004/103018A2
A receiver assembly includes a housing having a fixed housing portion and a shiftable housing portion cooperating to define a hollow cavity. A flexible membrane secured between the fixed housing portion and the shiftable housing portion ...  
WO2004030407A3
A drive mechanism @is comprised with a set comprising a plurality of magnetic bodies, means for supplying a frequency signal to said set,and means for producing movement caused by the attraction/repulsion between the magnetic bodies. The...  
WO/2004/064483A2
An actuator for use with active noise control (ANR). An ANR voice coil (320) speaker is cylindrical in shape, with a diaphragm (305) to motor diameter less than unity and fits into the ear canal. The rear cavity volume is on the same ord...  
WO/2004/049757A1
A linkage assembly (140) is used for mechanically coupling an armature (124) and a diaphragm (118) of a balanced receiver (100), the linkage assembly (140) formed from a first linkage member (822) displaced from a strip of stock material...  
WO/2004/049756A1
A paddle (142) of a diaphragm (118) or a receiver (100) is manufactured using one or more layers of a material selected for their inertial mass and rigidity. The paddle may have a layered structure with stiff outer layers such as aluminu...  
WO/2004/030407A2
A drive mechanism @is comprised with a set comprising a plurality of magnetic bodies, means for supplying a frequency signal to said set,and means for producing movement caused by the attraction/repulsion between the magnetic bodies. The...  
WO/2004/030406A1
An easy−to−assemble electroacoustic transducer in which reliability can be enhanced by increasing the surface area of a diaphragm as much as possible. The electroacoustic transducer comprises a diaphragm (5) disposed in a housing (4)...  
WO2003094571A3
Electro-dynamic loudspeaker (100) typically includes a diaphragm (104) having a conductor (106) applied to one of its surfaces. The diaphragm is secured to a frame (102). The conductor is connected to a power supply for providing electri...  
WO/2003/096744A1
The present invention relates to an electromagnetic vibrator of variable reluctance type, according to a new principle which provides higher efficiency, smaller dimension, and higher reliability compared to known technology. This has bee...  
WO/2003/094571A2
Electro-dynamic loudspeaker (100) typically includes a diaphragm (104) having a conductor (106) applied to one of its surfaces. The diaphragm is secured to a frame (102). The conductor is connected to a power supply for providing electri...  
WO2002039781A3
According to a first aspect of the invention there is provided an inertial exciter (40) for an acoustic radiator (42), the exciter comprising a massive member (44); a coupling member (46, 56) adapted for attachement to the acoustic radia...  

Matches 151 - 200 out of 1,375