Patents for H04R 5 - Stereophonic arrangements (11,598) |
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03/30/2005 | CN2689636Y Visual active loundspeakers |
03/30/2005 | CN1602117A Loudspeaker device |
03/30/2005 | CN1602113A Acoustic device |
03/30/2005 | CN1601665A Inductance coil and divider applied for speaker |
03/30/2005 | CN1601649A 数字音频播放器 Digital Audio Player |
03/29/2005 | US6873862 Wireless headphones with selective connection to auxiliary audio devices and a cellular telephone |
03/24/2005 | WO2005027567A2 Headphone with behind-the-head headband |
03/24/2005 | WO2005027514A1 Digital loudspeaker |
03/24/2005 | US20050065740 Method for three-dimensional position calibration of audio sensors and actuators on a distributed computing platform |
03/24/2005 | US20050063550 Sound image localization setting apparatus, method and program |
03/24/2005 | US20050063549 Multi-function headphone system and method |
03/24/2005 | DE10340228A1 Audio system with bi-directional signal transfer between audio transmitters and receivers to permit checking of signal quality and changing of selected channel |
03/24/2005 | DE10339101A1 Audio system for a motor vehicle has a telephone system, a microphone, a loudspeaker and a voice-recording system |
03/24/2005 | DE102004037251A1 Lokaler drahtloser Audiosignal-HF-Sender und -Empfänger Local wireless audio RF transmitter and receiver |
03/23/2005 | EP1517582A1 Loudspeaker edge |
03/23/2005 | CN2688009Y Size-adjustable earphone |
03/23/2005 | CN2688008Y Colour luminous earphone |
03/23/2005 | CN2688007Y Ceiling type voice box |
03/23/2005 | CN1598890A Vehicular audio apparatus, and tone generating method and program therefor |
03/22/2005 | US6870935 Volume stability control for partitioned audio system |
03/22/2005 | US6870933 Stereo audio processing device for deriving auxiliary audio signals, such as direction sensing and center signals |
03/22/2005 | US6868937 Sub-woofer system for use in vehicle |
03/17/2005 | WO2005025270A1 Audio image control device design tool and audio image control device |
03/17/2005 | WO2005025268A1 Noise damping headset with a throat microphone |
03/17/2005 | WO2004112425B1 Audio amplifier with local interface system |
03/17/2005 | US20050058317 Headgear and electronic components in combination |
03/17/2005 | US20050058314 Surround sound positioning tower system and method |
03/17/2005 | US20050058311 Stereo headphone |
03/17/2005 | US20050058309 Loudspeaker with single or dual channel input selector and lockout |
03/17/2005 | US20050058305 Vehicular audio apparatus, and tone generating method and program therefor |
03/17/2005 | US20050057403 Local wireless audio signal RF transmitter and receiver |
03/16/2005 | EP0976200A4 Vehicular loudspeaker system |
03/16/2005 | CN2686265Y Five-sound channel family theater apparatus |
03/16/2005 | CN2686264Y Nicro-radio earphone |
03/16/2005 | CN2686263Y Antitension earphone |
03/16/2005 | CN1596038A Audio device and audio processing method |
03/16/2005 | CN1595077A Blue tooth headphone capable of measuring body temperature |
03/16/2005 | CN1193643C Headphone |
03/15/2005 | US6868164 Head phone device |
03/15/2005 | US6868161 Transmitting/receiving device and transmitting/receiving method |
03/15/2005 | US6867820 Method for displaying audio settings menu of display apparatus |
03/10/2005 | WO2005022949A1 Audio communication unit |
03/10/2005 | US20050053256 Portable musical instrument amplifier |
03/10/2005 | US20050053255 Foldable headphones |
03/10/2005 | US20050053252 Sound and vibration transmission pad and system |
03/10/2005 | US20050053245 5.1 Channel signal output mixer circuit for earphone |
03/10/2005 | US20050053243 System and method for identifying a headset type in an electrical device |
03/10/2005 | DE202004018239U1 Wiring diagram for surround sound earphone earpieces has a driver unit for a front area along with other driver units for surround sound areas |
03/09/2005 | CN1592493A Portable terminal wireless microphone apparatus and method |
03/09/2005 | CN1592492A Stereophony amplifying and playing (replaying) system |
03/09/2005 | CN1592490A Electroacoustic emergy converter |
03/09/2005 | CN1591953A System for managing fuel cell and sounding system with the system |
03/08/2005 | US6865277 Passenger vehicle |
03/03/2005 | WO2005020634A1 Audio/video system for wireless driving of loudspeakers |
03/03/2005 | WO2005020627A1 Speaker module assembly of multichannel headphone |
03/03/2005 | WO2005020624A2 Ear warmer with a speaker system |
03/03/2005 | WO2005020549A1 Digital communication device |
03/03/2005 | US20050047624 Reproduction apparatus with audio directionality indication of the location of screen information |
03/03/2005 | US20050047617 Flat panel monitor frame with integral speakers |
03/03/2005 | US20050047607 System and method for sharing acoustical signal control among acoustical virtual environments |
03/03/2005 | US20050047071 Wireless transmission interface and method |
03/03/2005 | US20050046790 Speaker mounts for eyeglass with MP3 player |
03/03/2005 | US20050046789 Actuator configuration for eyeglass with MP3 player |
03/03/2005 | US20050045171 Snap-in and lock baffle |
03/03/2005 | DE202004018797U1 Bath tub has loudspeaker magnets exciting plastic or glass fibre reinforced body and colored LED lamps in sides also controlled by sound player |
03/02/2005 | EP1511353A1 Loudspeaker cabinet |
03/02/2005 | EP1511352A1 Connectionsystem for audio application |
03/02/2005 | EP1510103A1 Headset |
03/02/2005 | CN2682765Y USB power amplification loudspeaker connector |
03/02/2005 | CN2682764Y Adjustable blue-tooth wireless earphone |
03/02/2005 | CN2682763Y Improved structure of loudspeaker sound box |
03/02/2005 | CN1589588A Sound enhancement for mobile phones and other products producing personalized audio for users |
03/02/2005 | CN1589066A Method and relative device for producing echo effect |
03/02/2005 | CN1589063A Earphone type voice broadcast device |
02/24/2005 | WO2005018134A2 Method and system for crosstalk cancellation |
02/24/2005 | WO2004043055A3 A consumer electronics device |
02/24/2005 | US20050041820 Method of mounting and driving speakers |
02/24/2005 | US20050041818 USP power amplified trumpet connecting device |
02/24/2005 | US20050041817 Ear cover with sound receiving element |
02/24/2005 | US20050041814 Method and related apparatus for stereo vocal cancellation |
02/23/2005 | EP1509064A2 Method of mounting and driving speakers |
02/23/2005 | EP1509063A1 Sound generating device with high frequency sound deflector array |
02/23/2005 | EP1509062A1 Headphones with zipper |
02/23/2005 | CN2681510Y A handset earphone capable of recording |
02/23/2005 | CN2681509Y A head worn earphone |
02/23/2005 | CN2681508Y Automatic on/off type active earphone |
02/23/2005 | CN1585567A Method of mounting and driving speakers |
02/23/2005 | CN1584981A Method and system for controlling sound by speech |
02/23/2005 | CN1190993C Acoustic noise reducing headwared microphone and module used therefor |
02/23/2005 | CN1190794C Mp-3 player |
02/22/2005 | US6859539 Vehicle sound synthesizer |
02/22/2005 | US6859538 Plug and play compatible speakers |
02/19/2005 | CA2437838A1 Converter of stereo sound into peripheral sound |
02/17/2005 | WO2005015956A1 Voice reproducing method and reproducer using line array speaker unit |
02/17/2005 | WO2005015946A1 Speaker system for video receiver and method for installing speaker |
02/17/2005 | US20050036646 Magnet retention system in planar loudspeakers |
02/17/2005 | US20050036643 Ear warmer with a speaker system |
02/17/2005 | US20050036633 Apparatus and method for reconstructing high frequency part of signal |
02/16/2005 | EP1507440A2 Audio controller for seatback loudspeakers |
02/16/2005 | EP1507439A2 Apparatus and method for controlling speakers |