| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 08/01/2007 | EP1813132A2 Acoustic ribbon transducer arrangements |
| 08/01/2007 | EP1358618B1 Method for multiple suppression based on phase arrays |
| 08/01/2007 | CN2930177Y Integrated micro active stereo speaker |
| 08/01/2007 | CN2930172Y Seat type MP3 player with circular sound field spreading function |
| 08/01/2007 | CN2930171Y Portable speaker structure with sound effect reinforcing function |
| 08/01/2007 | CN2930170Y Combined speaker |
| 08/01/2007 | CN2930169Y Bionic butterfly shape acoustic structure linear array speaker |
| 08/01/2007 | CN2930168Y Integrated microphone without plug |
| 08/01/2007 | CN2930167Y Replacement connection base structure of portable speaker |
| 08/01/2007 | CN101010986A Audio reproducing system |
| 08/01/2007 | CN101010981A Audio/visual apparatus with ultrasound |
| 08/01/2007 | CN101010015A Support device |
| 08/01/2007 | CN101009954A Audio reproducing apparatus and method |
| 08/01/2007 | CN101009948A Earphone with MP3 |
| 08/01/2007 | CN101009947A Mounting bracket and speaker unit |
| 08/01/2007 | CN101009492A 无线麦克风系统 Wireless Microphone System |
| 08/01/2007 | CN101007305A Electromagnetic exciter |
| 07/31/2007 | US7251341 Microphone |
| 07/31/2007 | US7251335 Self contained MP3 player and earphones |
| 07/31/2007 | US7251333 Method and apparatus for creating a virtual third channel in a two-channel amplifier |
| 07/31/2007 | US7251332 Portable audio devices |
| 07/26/2007 | WO2007085017A1 Support apparatus for condenser microphone diaphragm |
| 07/26/2007 | WO2007083937A2 Additional pinna and pinna-hollow filler for the head-related transfer function |
| 07/26/2007 | WO2007083730A1 Mobile terminal and mobile terminal noise preventing structure |
| 07/26/2007 | WO2007083442A1 Mobile terminal and speaker |
| 07/26/2007 | WO2007082579A2 Active hearing protection system |
| 07/26/2007 | US20070172092 Digital information improvements for spas |
| 07/26/2007 | US20070172079 Handsfree communication system |
| 07/26/2007 | US20070172076 Moving object equipped with ultra-directional speaker |
| 07/26/2007 | US20070171134 Earphone antenna and wrieless device including the same |
| 07/26/2007 | US20070169555 Display unit with sound generation system |
| 07/26/2007 | DE202007006963U1 Abdeckelement aus einem Kunststoffmaterial Cover made of a plastic material |
| 07/26/2007 | DE202007004371U1 Kupplungsvorrichtung zwischen einem Lautsprecher und einem Trägerelement Coupling device between a loudspeaker and a support element |
| 07/26/2007 | DE102006037514A1 Schallkopfstruktur eines Mikrofons Transducer structure of a microphone |
| 07/25/2007 | EP1811808A1 Ear canal device retention means. |
| 07/25/2007 | EP1811805A2 Adjustable rephase device for compression drivers and direct emission dome-shaped loudspeakers |
| 07/25/2007 | EP1810547A2 Earphone for sound reproduction |
| 07/25/2007 | EP1810546A1 Mount for an acoustic device |
| 07/25/2007 | EP1810545A2 Attachment apparatus |
| 07/25/2007 | CN2927581Y Portable loundspeaker bag fitted with ipod player |
| 07/25/2007 | CN2927579Y Anti-collision ultrasonic sensor |
| 07/25/2007 | CN2927576Y Topped loundspeaker system device |
| 07/25/2007 | CN2927575Y Fixing and shock-absorbing structure of loundspeaker box |
| 07/25/2007 | CN2927574Y Linear array loundspeaker box connecting structure |
| 07/25/2007 | CN2927573Y Earphone wiring box |
| 07/25/2007 | CN2927572Y 头戴式耳机麦克风 Headset Microphone |
| 07/25/2007 | CN2927571Y Foldable reporting microphone |
| 07/25/2007 | CN2927570Y Structure for installing rotary adjusting horn |
| 07/25/2007 | CN2927569Y Flexible loundspeaker box |
| 07/25/2007 | CN101006748A Silicon condenser microphone and manufacturing method |
| 07/25/2007 | CN101006746A Bone conduction device and tympanum thereof |
| 07/25/2007 | CN101005729A Interconnect structure for transducer assembly |
| 07/25/2007 | CN101005715A High frequency speaker combination body |
| 07/25/2007 | CN101005714A Decoration frame speaker |
| 07/24/2007 | US7248707 Detection circuit |
| 07/24/2007 | US7248706 Audio-signal detecting device |
| 07/24/2007 | US7247976 Piezoelectric vibrator |
| 07/24/2007 | US7246526 Pressure sensor, method of fabricating the same, and method of calibrating the same |
| 07/24/2007 | CA2446972C Sound transmitter and speaker |
| 07/19/2007 | WO2007081916A2 System and method for utilizing inter-microphone level differences for speech enhancement |
| 07/19/2007 | WO2007081671A2 Spherically housed loudspeaker system with force balancing |
| 07/19/2007 | WO2007081408A1 Spherical loudspeaker for omnipresent sound reproduction |
| 07/19/2007 | WO2007079948A1 Headphones |
| 07/19/2007 | WO2007060443A3 Audio signal processing method and system |
| 07/19/2007 | WO2007045480A3 A communications headset |
| 07/19/2007 | US20070168819 Digital microphone |
| 07/19/2007 | US20070165901 Speaker bracket and speaker |
| 07/19/2007 | US20070165899 Audio headphone |
| 07/19/2007 | US20070165895 Speaker device |
| 07/19/2007 | US20070165894 Speaker attenuation system, method and apparatus |
| 07/19/2007 | US20070165879 Dual Microphone System and Method for Enhancing Voice Quality |
| 07/19/2007 | US20070165878 Loudspeaker array audio signal supply apparartus |
| 07/19/2007 | US20070165877 Boundary layer adapter |
| 07/19/2007 | US20070165876 Sound device provided with a geometric and electronic radiation control |
| 07/19/2007 | US20070165875 High fidelity multimedia wireless headset |
| 07/19/2007 | US20070165874 Method and apparatus for spatially enhancing the stereo image in sound reproduction and reinforcement systems |
| 07/19/2007 | DE102006019219A1 Partial deactivation of one side of a pressure-sensitive adhesive band especially in loudspeaker or microphone structures involves UV irradiation |
| 07/19/2007 | DE102006002105A1 Spring force control unit for e.g. woofer, has rubber spring strips, and woofer connected with swiveling part of control unit, where spring force of passive membrane and woofer is regulated |
| 07/19/2007 | DE102006000861A1 Loudspeaker housing, has base plate made from birch plywood, inner-lying insulating layer made from bituminized board and hard foamed material, and external lining applied on externally-lying bituminized board |
| 07/19/2007 | CA2635879A1 Electrostatic loudspeaker systems and methods |
| 07/18/2007 | EP1809069A1 Earphone device |
| 07/18/2007 | EP1809068A1 Headphone cable assembly |
| 07/18/2007 | EP1809067A2 Speaker and speaker unit |
| 07/18/2007 | CN2924980Y 麦克风消毒柜 Microphone sterilizer |
| 07/18/2007 | CN2924979Y Disposable earphone sanitary isolated napkin |
| 07/18/2007 | CN2924978Y Concealed wireless earphone |
| 07/18/2007 | CN2924977Y Head microphone |
| 07/18/2007 | CN2924976Y Megaphone |
| 07/18/2007 | CN2924975Y Two-side acoustic full-frequency sound box |
| 07/18/2007 | CN2924974Y Earphone switcher |
| 07/18/2007 | CN1327622C Electronic device |
| 07/18/2007 | CN101002503A 电容传声器 Condenser microphone |
| 07/18/2007 | CN101002499A 音响系统 Sound System |
| 07/18/2007 | CN101001481A Apparatus and method of reducing noise of earphones, noise reducing earphones, and a portable audio reproducing apparatus |
| 07/18/2007 | CN101001480A Audio processing device and method |
| 07/18/2007 | CN101001479A 耳机装置 Earphone device |
| 07/18/2007 | CN101001478A Earphone device capable of reducing power consumption |
| 07/18/2007 | CN101001477A Box type audio-vedio acoustic equipment |
| 07/18/2007 | CN101000132A Microphone with luminous device |
| 07/17/2007 | US7245739 Dome type diaphragm and loudspeaker apparatus |