Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 1 - Details of transducers
Patents for H04R 1 - Details of transducers (42,173)
10/2008
10/28/2008US7443995 Acoustic loudspeaker
10/28/2008US7443994 Gasket and speaker apparatus
10/28/2008US7443989 Adaptive beamforming method and apparatus using feedback structure
10/28/2008US7443988 Vehicle accessory microphone
10/28/2008US7443764 Resonant acoustic projector
10/28/2008US7443081 Multi-frequency transmission/reception apparatus
10/28/2008US7442174 Simulated wave massage
10/28/2008US7441321 Method of manufacturing ultrasound transducer device having acoustic backing
10/23/2008WO2008126343A1 Sound collecting method and device
10/23/2008WO2008125015A1 A variable angle insert-ear earphone apparatus
10/23/2008WO2008125013A1 Wireless earphone
10/23/2008WO2008080089A3 Portable audio system having waveguide structure
10/23/2008WO2008080084A3 Portable audio system having waveguide structure
10/23/2008WO2008062036A3 Board mounting of microphone transducer
10/23/2008WO2008060342A3 Generation of multipolar electromagnetic energy
10/23/2008WO2006060560A3 Flexible lighting and sound configuration
10/23/2008US20080261942 Combinations of bile acid sequestrant(s) and sterol absorption inhibitor(s) and treatments for vascular indications
10/23/2008US20080260198 Headset
10/23/2008US20080260197 Adjustable earhook
10/23/2008US20080260188 Acoustic Diaphragm and Speaker Having the Same
10/23/2008US20080260186 Speaker
10/23/2008US20080260180 Method and device for voice operated control
10/23/2008US20080260178 Audio signal transmission/reception device and microphone apparatus thereof
10/23/2008US20080260176 System and Method For Controlling a Device Using Position and Touch
10/23/2008US20080260169 Headset Derived Real Time Presence And Communication Systems And Methods
10/22/2008EP1983727A1 Mobile terminal and mobile terminal noise preventing structure
10/22/2008EP1621046B1 Loudspeaker system for virtual sound synthesis
10/22/2008CN201138867Y Active acoustics in linear array
10/22/2008CN201138858Y Uni-directional minimized microphone
10/22/2008CN201138857Y Spinning reel of earphone of mobile phone
10/22/2008CN201138856Y Earphone with telescopic wire
10/22/2008CN201138855Y Shoulder supporting earphone
10/22/2008CN201138854Y Microphone
10/22/2008CN201138853Y Head-wearing component for functional device
10/22/2008CN201138852Y Acoustics construction
10/22/2008CN201138851Y Rotary type dynamic recording and playing holographic acoustic system
10/22/2008CN101292567A Noise control device
10/22/2008CN101292566A Audio signal reception device
10/22/2008CN101292565A A communications headset
10/22/2008CN101291549A Condenser microphone
10/22/2008CN100428781C Camera terminal and imaged area adjusting device
10/21/2008US7440810 Multi-channel media applications support with channel-to-connector mapping
10/21/2008US7440750 Signal routing for reduced power consumption in a conferencing system
10/21/2008US7440582 Trim panel with integrally formed attachment member
10/21/2008US7440581 Backpack with integrated speakers
10/16/2008WO2008123667A1 Headphone with vibration speaker
10/16/2008WO2008122081A1 Hearing protection means
10/16/2008WO2007130565A3 Wearable personal sound delivery apparatus
10/16/2008WO2007103950A3 Self-testing programmable listening system and method
10/16/2008WO2007095323A3 Efficient production of mechanical sound vibration
10/16/2008US20080253601 Microphone Stand
10/16/2008US20080253591 Device Having a Point and a Spatial Sound Generating-Means for Providing Stereo Sound Sensation Over a Large Area
10/16/2008US20080253010 Distributive Optical Energy System
10/16/2008DE202008009887U1 Ohrhörer Earphones
10/16/2008DE102007019450A1 Omnidirectional radiating and receiving horn has two volume bodies mounted one above other at distance from each other, where lower volume body has tubular horn neck
10/15/2008EP1980131A1 Earphone with leakage control and device therefor
10/15/2008EP1979555A2 Apparatus for absorbing acoustical engery and use thereof
10/15/2008EP1749420A4 Audio apparatus and method
10/15/2008EP0993344B2 Ultrasonic transducer
10/15/2008CN201134933Y 扬声器螺丝检查装置 Speaker screws inspection device
10/15/2008CN201134918Y Coiling device of earphone
10/15/2008CN201134917Y 保健耳机 Health headphones
10/15/2008CN201134916Y Earphone with LED indicating light
10/15/2008CN201134915Y MP3 player with take-up instrument
10/15/2008CN201134914Y Locater piece of headphone receiver and mobile apparatus applying the same
10/15/2008CN201134913Y Microphone connecting sleeve
10/15/2008CN201134912Y Minimized microphone
10/15/2008CN201134911Y Noise-resistant telescopic microphone
10/15/2008CN201134910Y Terminal conducting wire laying construction of loudspeaker
10/15/2008CN201134909Y Minimized loudspeaker integrated system
10/15/2008CN201134908Y Multimedia loudspeaker box combined with keyboard
10/15/2008CN201134907Y Horn-network with changing pattern
10/15/2008CN201134906Y Multifunctional speaker box of stationary platform
10/15/2008CN101288338A Voice reproducing method and reproducer using line array speaker unit
10/15/2008CN101288237A Electronic equipment, system, chip and method supporting receiving of radio signal
10/15/2008CN101287307A Loudspeaker of electric powered steering type
10/15/2008CN101287304A Deep sub-micron MOS preamplifier with thick-oxide input stage transistor
10/14/2008US7434305 Method of manufacturing a microphone
10/14/2008CA2563962C Wireless headset having improved rf immunity to rf electromagnetic interference produced from a mobile wireless communications device
10/09/2008WO2008120609A1 Speaker equipment
10/09/2008WO2008120436A2 Voice conference apparatus providing microphone directivity to reduce acoustic coupling
10/09/2008US20080247595 Electromagnetic lever diaphragm audio transducer
10/09/2008US20080247594 Audio network as part of adapter or appliance
10/09/2008US20080247593 Loudspeaker mounting assembly
10/09/2008US20080247585 Electrical Module Comprising a Mems Microphone
10/09/2008US20080247583 Speaker, Method of Manufacture Therefore, and Speaker Attenuation System, Method and Apparatus
10/09/2008US20080247582 Loudspeaker and Systems
10/09/2008US20080247562 Communication system using short range radio communication headset
10/09/2008DE112006002866T5 Lärmauslöschungskopfhörer Noise canceling headphones
10/09/2008DE102007026591A1 Mehrkanal-Kopfhörer und Struktur desselben The same multi-channel headphones and structure
10/09/2008DE102007016419A1 Pre-assembly component e.g. loudspeaker housing, attaching device for motor vehicle, has loudspeaker housing with pins provided for engagement into recess of door, where pins have two ribs projecting from circumferential surface of pins
10/09/2008DE102007016400A1 Verfahren zum Herstellen einer Otoplastik A method of manufacturing an otoplastic
10/09/2008DE102007014816A1 Communication system for use in vehicle, has microphones/microphone unit arranged within electro-acoustic unit, such that spatially adjacent loudspeaker and its acoustic radiation are provided in region of bipolar drains
10/08/2008EP1978779A2 Microphone unit, close-talking voice input device, information processing system, and method of manufacturing microphone unit
10/08/2008EP1978778A1 Electronic device and sound reproducing method
10/08/2008EP1978777A1 Drum mountable microphone mounting device
10/08/2008EP1978776A1 Directional loudspeaker to reduce direct sound
10/08/2008EP1977634A2 Spherically housed loudspeaker system with force balancing
10/08/2008EP1977626A1 Method for recording and reproducing a sound source with time-variable directional characteristics
10/08/2008EP1759560B1 Wireless stereo badge with microphone and two retractable earpieces
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