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)
11/2005
11/02/2005EP1592008A2 Multi-channel compatible stereo recording
11/02/2005EP1591995A1 Indoor communication system for a vehicular cabin
11/02/2005CN2738505Y Rotary loudspeaker box
11/02/2005CN1691840A Binaural sound reproduction apparatus and method, and recording medium
11/02/2005CN1691836A Power frequency divider with complete definition and fidelity
11/02/2005CN1691835A Wireless earphone, charging control module for wireless earphone and method thereof
11/02/2005CN1691699A Portable device
11/01/2005US6961440 Electro-acoustic system
11/01/2005US6961433 Stereophonic sound field reproducing apparatus
10/2005
10/27/2005WO2005101898A2 A method and system for sound source separation
10/27/2005WO2005101897A1 Apparatuses and methods for use in creating an audio scene
10/27/2005WO2005101896A1 Speaker device
10/27/2005WO2004064037A3 Stereo imaging manifold in a portable electronic device
10/27/2005US20050240296 Audio signal reproducing apparatus
10/27/2005US20050238196 Speaker system
10/27/2005US20050238193 Rotary canister base
10/27/2005US20050238189 Headphone device with surround sound effect
10/27/2005US20050238186 Method for switching audio signals and the device of the same
10/27/2005US20050238176 Binaural sound reproduction apparatus and method, and recording medium
10/27/2005US20050237218 An audio speaker system and method containing led lights
10/27/2005DE102005012711A1 Mehrfachkanal-Kopfhörer Multi-channel headphones
10/26/2005EP1589729A2 Portable device
10/26/2005EP1588584A1 Apparatus and method for producing sound
10/26/2005EP1588545A2 Audio visual system and apparatus
10/25/2005US6959386 Hiding encrypted messages in information carriers
10/25/2005US6959094 Apparatus and methods for synthesis of internal combustion engine vehicle sounds
10/20/2005WO2005099301A1 Audio entertainment system, device, method, and computer program
10/20/2005WO2005098826A1 Method, device, encoder apparatus, decoder apparatus and audio system
10/20/2005WO2005096856A1 An article, such as a cap or a protective helmet, equipped with light
10/20/2005US20050233768 Wireless transmitter and earphone based on 802.11a/b/g standard
10/20/2005US20050233695 Apparatus for controlling power of external device in audio receiver
10/20/2005US20050232451 Notebook having attachable speaker device
10/20/2005US20050232448 Audio signal switching mechanism
10/20/2005US20050232436 Communication system using short range radio communication headset
10/20/2005US20050232433 Configurable filter for processing television audio signals
10/20/2005US20050231587 Integrated desktop videoconferencing system
10/20/2005CA2564734A1 An article, such as a cap or a protective helmet, equipped with light
10/19/2005EP1587342A2 Headphone with active noise reduction
10/19/2005CN2735696Y An earphone with split joint
10/19/2005CN2735695Y Novel earphone
10/19/2005CN1684551A Surround sound positioning tower system and method
10/19/2005CN1684545A Loud speaker system
10/18/2005US6956955 Speech-based auditory distance display
10/18/2005US6956952 Remote control interface for replacement vehicle stereos
10/18/2005CA2295092C System for producing an artificial sound environment
10/13/2005WO2005096666A1 Entertainment device
10/13/2005WO2005094743A1 Method for preventing hearing impairment and ear protection device
10/13/2005WO2005094529A2 Configurable filter for processing television audio signals
10/13/2005US20050227651 Method and apparatus for masking program content
10/13/2005US20050227611 Music information system for obtaining information on a second music program while a first music program is played
10/13/2005US20050226456 Loudspeaker edge
10/13/2005US20050226451 Helmet-Mounted Intercommunications and Entertainment System
10/13/2005US20050226449 Massage speaker unit
10/13/2005US20050226433 Headset incorporating an integral light
10/13/2005US20050226429 Multi-channel relative amplitude and phase display with logging
10/13/2005US20050226427 Audio amplification apparatus
10/13/2005US20050226425 Multi-channel audio surround sound from front located loudspeakers
10/13/2005US20050223877 Sound system and method for creating a sound event based on a modeled sound field
10/13/2005DE202005009876U1 Acoustic signals head-phones system e.g. for reception of music, has cable-less headphones provided, in addition, with terminal for cable receiving acoustic signals
10/13/2005DE202005009007U1 Loudspeaker group for mounting on appliance, such as audio -/video appliance, has opposite facing inward-directed surfaces of loudspeakers displaceable relative to one another to form space for appliance
10/13/2005DE102004012085A1 Sound reproduction system, has loudspeaker units arranged in room at given place and designed in such manner that they possess essential flat frequency response at selected distance up to ears of listener
10/13/2005CA2560842A1 Configurable filter for processing television audio signals
10/12/2005EP1585368A2 Apparatus for creating sound image of moving sound source
10/12/2005EP1585108A2 Acoustic waveguide system containing a trunk waveguide and a number of branch waveguides
10/12/2005EP1216554A4 System and method for delivering customized voice audio data on a packet-switched network
10/12/2005CN2733797Y 6.2 track surround sound earphone for home cinema
10/12/2005CN2733796Y 2.1 track surround sound earphone for home cinema
10/12/2005CN1682567A Smart speakers
10/12/2005CN1681359A Sound pickup apparatus, sound pickup method, and recording medium
10/12/2005CN1223237C Two methods and two devices for processing input audio stereo signal, and audio stereo signal reproduction system
10/11/2005US6954539 Speaker
10/11/2005CA2301254C Noise cancellation system for active headsets
10/06/2005WO2005094119A1 Sound quality regulator
10/06/2005US20050220309 Sound reproduction apparatus, sound reproduction system, sound reproduction method and control program, and information recording medium for recording the program
10/06/2005US20050220308 Apparatus for creating sound image of moving sound source
10/06/2005US20050217926 Mobile station with sound speaker
10/06/2005DE102005011899A1 Ear padding for headphones has a ring-shaped padding body directed towards the temples of a user's head and an ear padding overhang
10/06/2005DE102004017773A1 Rahmen für ein Lautsprechermodul, Lautsprechermodul darauf, und elektronische Vorrichtung mit Lautsprechermodul Framework for a speaker module, speaker module out and electronic device with speaker module
10/06/2005DE102004012515A1 Control module for an auto audio appliance like a car radio or a hands-free mobile telephone has a loudspeaker for sound output, a socket and signal processors
10/05/2005EP1583332A2 Mobile station with sound
10/05/2005EP1583249A1 Apparatus for controlling power of external device in audio receiver
10/05/2005EP1581926A2 Stereo imaging manifold and method for use in a portable electronic device
10/05/2005CN1678130A Headphone
10/05/2005CN1678128A Mobile station with sound speaker
10/05/2005CN1677337A Apparatus and method for controlling operation of low frequency sound output means
09/2005
09/29/2005WO2005091679A1 Voice output device, voice signal output regulating method, and voice signal output regulation processing program or the like
09/29/2005WO2005091678A1 A method and system for processing sound signals
09/29/2005WO2005091671A1 Volume control method, volume controller, volume control program, electronic apparatus
09/29/2005US20050213786 Acoustic system for vehicle and corresponding device
09/29/2005US20050213775 Sound source transmitting device
09/29/2005US20050213774 Headphoning
09/29/2005US20050213773 Noise cancellation system and headphone therefor
09/29/2005US20050213770 Apparatus for generating stereo sound and method for the same
09/29/2005US20050212479 Charging device and charging method
09/28/2005EP1580969A1 An adjustable bluetooth wireless earphone
09/28/2005EP1579455A1 Method and circuit for operating a storage device
09/28/2005CN1675959A Loudspeaker arrangement
09/28/2005CN1675627A Identification system and method for recognizing any one of a number of different types of devices
09/27/2005US6950524 Optimal source distribution
09/22/2005WO2005089018A1 Stereophonic reproducing system and stereophonic reproducing device
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