Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 5 - Stereophonic arrangements
Patents for H04R 5 - Stereophonic arrangements (11,598)
08/2005
08/23/2005US6934394 Universal four-channel surround sound speaker system for multimedia computer audio sub-systems
08/18/2005WO2005076660A1 Mobile body with superdirectivity speaker
08/18/2005WO2005034734A3 Hearing adjustment appliance for electronic audio equipment
08/18/2005US20050181744 Multimedia transmission device
08/18/2005US20050180589 Speaker
08/18/2005US20050180584 Speaker apparatus
08/18/2005US20050180582 A System and Method for Utilizing Disjoint Audio Devices
08/18/2005US20050180577 Loudspeaker array system
08/17/2005EP1563490A1 Method and apparatus for generating audio components
08/17/2005CN2718927Y 4. 2 acoustic channel family cinema surrounding earphone
08/17/2005CN1655645A Loudspeaker and apparatus using loudspeaker
08/16/2005US6931143 Thin enclosure electroacoustical transducing
08/16/2005US6931136 Infrared emitter
08/16/2005US6931134 Multi-dimensional processor and multi-dimensional audio processor system
08/11/2005US20050175197 Audio reproduction system and method for reproducing an audio signal
08/11/2005US20050175196 Method for switching audio signals and the device of the same
08/11/2005US20050174728 Notebook having attachable speaker device
08/11/2005DE202005004842U1 Tonsignalübertragungseinrichtung Tonsignalübertragungseinrichtung
08/11/2005DE10330808B4 Konferenzeinrichtung und Verfahren zur Mehrpunktkommunikation Conference facilities and methods for multi-point communication
08/10/2005EP1562402A2 Sound pickup apparatus, sound pickup method, and recording medium
08/10/2005EP1562401A2 Sound reproduction apparatus and sound reproduction method
08/10/2005CN1214306C Portable information processor and information processing method
08/09/2005US6928179 Audio processing apparatus
08/09/2005US6928172 Automatic sound field correcting system
08/09/2005US6927373 Cooking apparatus equipped with audio player
08/09/2005US6926116 Speaker mounted in recreational vehicle
08/04/2005US20050169495 Arrangement in acoustic headsets
08/04/2005US20050169493 Loudspeaker array system
08/04/2005US20050169484 Apparatus and methods for synthesis of simulated internal combustion engine vehicle sounds
08/04/2005US20050169482 Audio spatial environment engine
08/03/2005EP1560460A1 Linear array loudspeaker and method for positioning of transducers
08/03/2005CN2715446Y Vehicle mounted 5.1 audio track signal processing device
08/02/2005US6925188 Ported speaker enclosure of a portable computer
07/2005
07/28/2005WO2005069680A1 Sound receiving arrangement comprising sound receiving means and sound receiving method
07/28/2005WO2005067675A2 Flat panel monitor frame with integral speakers
07/28/2005US20050163337 Headset
07/28/2005DE202005005490U1 Surround-sound microphone device, e.g. for film recording, has microphones releasably arranged at defined angles to all three spatial planes
07/27/2005EP1558056A1 Acoustic system for motor vehicles and corresponding device
07/27/2005CN1647576A Signal transmission system
07/27/2005CN1647573A Image display device
07/21/2005WO2005067348A1 Audio signal supplying apparatus for speaker array
07/21/2005WO2005067347A1 Speaker apparatus
07/21/2005WO2005067343A1 Headphones
07/21/2005WO2004084177A3 Audible warning for vehicule safety systems
07/21/2005US20050157904 Acoustically enhanced electro-dynamic loudspeakers
07/21/2005US20050157889 Electronic device with external speaker
07/21/2005DE202005006249U1 Bluetooth headphone or headphones comprises a digital signal processor, Bluetooth module, sound transmission and encoding and decoding unit, an MP3 decoder and a sound output unit
07/21/2005DE10360511A1 Wireless transmission device for surround sound stereo system, has rear crossover separating subwoofer signal from left and right surround signals, and sending subwoofer, left and right signals to respective speakers for playback
07/21/2005DE102004056053A1 Ear stoppers to defend against excess noise are fabricated of oto-plastic incorporating one or more passages each with two or more filters
07/20/2005EP1554910A1 Dynamic binaural sound capture and reproduction
07/20/2005CN2712025Y Wireless earphone with extended and shortened function
07/20/2005CN1642357A Noise-reducing earpiece
07/20/2005CN1642245A Apparatus for correcting sound for video display appliance and method thereof
07/20/2005CN1642193A Built-in device of bass loudspeaker and built-in method of portable terminal
07/19/2005US6918678 Headset incorporating an integral light
07/19/2005US6918461 Dual mono center channel
07/14/2005WO2005029908A3 Loudspeaker with single or dual channel input selector and lockout
07/14/2005US20050152565 System and method for control of audio field based on position of user
07/14/2005US20050152557 Multi-speaker audio system and automatic control method
07/14/2005US20050152555 Sound system for model vehicle and/or accessory
07/14/2005US20050152554 Method and apparatus for processing audio signals
07/14/2005DE10156954B9 Bildgestützte adaptive Akustik Image-guided adaptive acoustic
07/13/2005EP1553750A1 Communication terminal having adjustable hearing and/or speech characteristics
07/13/2005EP1210846B1 Vehicular audio system including a headliner as vibrating diaphragm
07/13/2005CN2710294Y Radio earhpone and its charging control module
07/13/2005CN1640185A Headphone
07/13/2005CN1638534A Surround sound positioning tower system and method
07/13/2005CN1638533A Sound heterodyne apparatus and method
07/13/2005CN1638297A Portable game/communication device
07/13/2005CN1210992C Loudspeaker system
07/07/2005US20050148395 Portable game/communication device
07/07/2005US20050147274 Acoustic device
07/07/2005US20050147273 Acoustic device
07/07/2005US20050147268 LCD and speaker arrangement
07/07/2005US20050147261 Head relational transfer function virtualizer
07/07/2005US20050147255 Self-identifying microphone
07/07/2005US20050147253 DMA slot allocation
07/06/2005EP1551205A1 Head relational transfer function virtualizer
07/06/2005EP1551156A2 Portable communication device with a rotatable split keyboard
07/06/2005EP1550350A1 Teleloop system
07/06/2005CN2708600Y Warming earphone
07/06/2005CN2708599Y An acoustic coupling composite loudspeaker
07/06/2005CN1636420A 紧凑的环绕声系统 Compact surround sound system
07/05/2005US6913578 Method for customizing audio systems for hearing impaired
06/2005
06/30/2005US20050141725 Apparatus for correcting sound for video display appliance and method thereof
06/30/2005US20050141723 3D audio signal processing system using rigid sphere and method thereof
06/30/2005US20050140810 Microphone apparatus, reproducing apparatus, and image taking apparatus
06/30/2005DE202005003060U1 Phase position display device for sound converters like loudspeakers uses a microphone to convert a special acoustic signal into an electric signal
06/30/2005DE10357065A1 Headset used by person in vehicle, has adder combines air-borne noise and audio signals picked up by microphones
06/30/2005DE10353904A1 Audio signal processor control unit for musical use has binary, or continuous pedal, slider or potentiometer adjsutment and PC interface
06/29/2005EP1548911A1 Charging device and charging method
06/29/2005EP1547434A2 Wireless interactive headset
06/29/2005EP1547433A1 Audio amplifier with local interface system
06/29/2005CN2706987Y Ear receiving/transmitting non-interference earphone
06/29/2005CN2706986Y Portable communication apparatus
06/29/2005CN2706985Y Insert earphone
06/29/2005CN1633825A Card sound device and electronic apparatus having same
06/29/2005CN1633210A A method for realizing crosstalk elimination and filter generation and playing device
06/29/2005CN1633209A A rotary sound box
06/28/2005US6910549 Embedded multimedia speaker structure
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