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)
12/2008
12/04/2008WO2008145127A1 Headset with switching earbud
12/04/2008WO2007127762A3 Method and system for sound beam- forming using internal device speakers in conjunction with external speakers
12/04/2008WO2007127757A3 Method and system for surround sound beam-forming using the overlapping portion of driver frequency ranges
12/04/2008US20080298614 System for and Method of Offering an Optimized Sound Service to Individuals within a Place of Business
12/04/2008US20080298613 Wireless headset with mic-side driver cut-off
12/04/2008US20080298612 Audio Signal Processing
12/04/2008US20080298611 Sound Processor
12/04/2008US20080298597 Spatial Sound Zooming
12/03/2008CN101316455A Externally hung wireless earphone of digital music walkman
12/03/2008CN101316111A Mobile terminal headphone
12/03/2008CN101316110A Electronic device and wireless earphone device
12/03/2008CN100440897C Implement for mobile phone
12/02/2008US7461281 Capacitive load driving circuit, electrostatic transducer, method of setting circuit constant, ultrasonic speaker, display device, and directional acoustic system
12/02/2008US7460676 Headphone driving circuit
12/02/2008US7460673 Point source speaker system
11/2008
11/27/2008WO2008143629A2 Point source speaker systems
11/27/2008WO2008142274A1 Member for transmitting the sound of a loud-speaker to the ear and equipment fitted with such member
11/27/2008WO2007127781A3 Method and system for surround sound beam-forming using vertically displaced drivers
11/27/2008WO2005020624A3 Ear warmer with a speaker system
11/27/2008US20080292121 Audio reproduction system and speaker apparatus
11/27/2008US20080292120 Automatically reconfigurable stereo speaker system
11/27/2008US20080292111 Headset for Blocking Noise
11/27/2008US20080292106 Sound Reproducing System and Automobile Using Such Sound Reproducing System
11/26/2008EP1996006A2 Apparatus with a built-in loud speaker and LCD television receiver
11/26/2008EP1995989A2 Connection device
11/26/2008CN100438534C Folding electronic device
11/25/2008US7457425 Vehicle sound system
11/25/2008US7457424 Electronic volume device and remote controller thereof
11/25/2008US7457421 Circuit and program for processing multichannel audio signals and apparatus for reproducing same
11/25/2008US7457420 Method and system for detecting signal modes in a broadcast audio transmission
11/20/2008WO2008139629A1 Portable component audio apparatus
11/20/2008WO2008139404A1 An audiometer
11/20/2008WO2008138349A2 Enhanced management of sound provided via headphones
11/20/2008WO2007143580A3 Ear input sound pressure level monitoring system
11/20/2008US20080285785 Headphone/Earbud Cord Attachment
11/20/2008US20080285779 Television Set
11/20/2008US20080285763 Common Signal Eliminator From a Stereo Source
11/20/2008US20080285762 Point source speaker systems
11/20/2008US20080285760 Audio system for improving a signal to noise ratio
11/20/2008DE4433719B4 Kopfhörer mit einer Einrichtung zur Erfassung einer Kopfdrehung des Benutzers Headphones with a device for detecting a user's head rotation
11/20/2008DE102007036461A1 Verfahren zur dynamischen Anpassung eines Audio-Decodierverfahrens A method of dynamically adapting a audio decoding process
11/19/2008CN101309095A Portable Bluetooth sound reproducing apparatus
11/18/2008US7454029 Loudspeaker array
11/18/2008US7454026 Audio image signal processing and reproduction method and apparatus with head angle detection
11/18/2008US7454022 Multi-mode ambient soundstage system
11/13/2008WO2008137499A1 Direct vocal and instrument monitor
11/13/2008WO2008136723A1 A method and an apparatus for damping a sonic signal
11/13/2008WO2008135763A2 Headphones
11/13/2008WO2008135049A1 Spatial sound reproduction system with loudspeakers
11/13/2008WO2008086279A3 Self-contained dual earbud or earphone system and uses thereof
11/13/2008US20080281447 Wireless earphone, audio player, and audio playing method
11/13/2008US20080279406 Portable Speaker Device
11/13/2008US20080279404 Surround Sound Headphone
11/13/2008US20080279403 Headset and a Headphone
11/13/2008US20080279402 Multichannel amplifier
11/13/2008US20080279401 Stereo expansion with binaural modeling
11/13/2008US20080279391 Microphone unit and sound source direction identification system
11/13/2008US20080279389 Sound field reproduction apparatus and method for reproducing reflections
11/13/2008US20080279388 Method and Apparatus for Processing a Media Signal
11/12/2008EP1989708A1 Audio decoding techniques for mid-side stereo
11/12/2008CN201150127Y Head earphones
11/12/2008CN101304620A Earphone with adjustable audio direction or stereophony effect
11/12/2008CN101304306A Method and apparatus for safety call
11/12/2008CN100433758C Protable electronic device
11/11/2008US7451006 Sound processing system using distortion limiting techniques
11/06/2008WO2008132404A2 Sound and video broadcasting systems
11/06/2008WO2008132320A2 Audiovisual reproduction system
11/06/2008WO2008086166A3 Microphone techniques
11/06/2008US20080273725 System and method for directionally radiating sound
11/06/2008US20080273724 System and method for directionally radiating sound
11/06/2008US20080273723 System and method for directionally radiating sound
11/06/2008US20080273722 Directionally radiating sound in a vehicle
11/06/2008US20080273721 Method for spatially processing multichannel signals, processing module, and virtual surround-sound systems
11/06/2008US20080273120 Single supply direct drive amplifier
11/05/2008EP1386415A4 Parametric virtual speaker and surround-sound system
11/05/2008CN101300894A Voice signal transmitting/receiving apparatus
11/04/2008US7447321 Sound processing system for configuration of audio signals in a vehicle
11/04/2008US7447317 Compatible multi-channel coding/decoding by weighting the downmix channel
11/04/2008US7447316 Speaker system
11/04/2008US7445332 Wireless interactive headset
10/2008
10/30/2008WO2008129767A1 Acoustic reproduction device
10/30/2008WO2008129351A1 Electronic apparatus and system with conference call spatializer
10/30/2008WO2008128966A1 Sound transducer
10/30/2008US20080267433 Bone-Conduction Loudspeaker Set, Electronic Equipment, Electronic Translation System, Auditory Support System, Navigation Apparatus, and Cellular Phone
10/30/2008US20080267432 Book with two speakers for generating a sound-field having two or more spatial dimensions
10/30/2008US20080267414 Voice outputting apparatus and voice outputting method
10/30/2008US20080267413 Method to Generate Multi-Channel Audio Signal from Stereo Signals
10/30/2008CA2684662A1 Sound transducer
10/29/2008CN201142685Y Mobile phone embedded Bluetooth earphone
10/29/2008CN101297589A Audio system
10/29/2008CN101297585A System and method and for controlling a device using position and touch
10/29/2008CN101296529A Sound tuning method and apparatus
10/28/2008US7443987 Discrete surround audio system for home and automotive listening
10/28/2008US7443133 Fuel cell management system and audio system provided with the management system
10/28/2008US7441630 Multi-driver speaker system
10/25/2008CA2628524A1 Sound tuning method
10/23/2008WO2008128054A1 Dynamic volume adjusting and band-shifting to compensate for hearing loss
10/23/2008WO2008080089A3 Portable audio system having waveguide structure
10/23/2008US20080260166 System for objective quantification of listener envelopment of a loudspeakers-room environment
10/23/2008DE102008019660A1 Geräuschreduzierungsvorrichtung und Audiowiedergabevorrichtung Noise reduction device and audio reproduction apparatus
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