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)
11/2012
11/28/2012CN101518097B Adjustable earpiece
11/28/2012CN101401448B Sound generating apparatus
11/28/2012CN101253804B Speaker, image element protective screen, case of terminal, and terminal
11/28/2012CN101002503B Capacitor microphone
11/27/2012US8320604 Composite loudspeaker cone
11/27/2012US8320599 Resonator system for a speaker of an electronic device
11/27/2012US8320597 Acoustic dock for portable electronic device
11/27/2012US8320596 Array speaker system and array microphone system
11/27/2012US8320595 Wireless acoustic speaker mount
11/27/2012US8320594 Audio/video device having a volume control function for an external audio reproduction unit by using volume control buttons of a remote controller and volume control method therefor
11/27/2012US8320584 Method and system for performing audio signal processing
11/27/2012US8320579 Control cord for headsets and auxiliary devices
11/27/2012US8320578 Headset
11/26/2012DE202012103748U1 Ohrhörer mit einer integrierten Antenne Earphones with an integrated antenna
11/22/2012WO2012157783A1 Audio processing device, audio processing method, and recording medium on which audio processing program is recorded
11/22/2012WO2012157219A1 Sound playback device and sound playback device unit using same
11/22/2012WO2012157191A1 Speaker system, electronic apparatus using same, and mobile body device
11/22/2012WO2012156675A1 Loudspeaker with force cancelling configuration
11/22/2012WO2012155399A1 Multimedia player and wireless earphone charged by the same
11/22/2012WO2012155303A1 Multi-channel ceramic loudspeaker earphone structure
11/22/2012WO2012138923A3 Method and device for processing payment card information
11/22/2012WO2012112811A3 Apparatus, system and method for underwater signaling of audio messages to a diver
11/22/2012WO2012098443A3 Headworn sound processor case
11/22/2012US20120294474 Moving-Magnet Electromagnetic Device with Planar Coil
11/22/2012US20120294473 Low cost programmable sound recording and playback device and method for communicating with, and recharging of, the device
11/22/2012US20120294472 Method and apparatus for a loudspeaker assembly
11/22/2012US20120294471 Multi-channel sound producing structure for headphones
11/22/2012US20120294470 Multifunctional Electronic Light Emitting Removable Grip Sleeve For A Paintbrush
11/22/2012US20120294469 Cover for hand-held electronic device
11/22/2012US20120294464 MEMS Microphone
11/22/2012US20120294454 Mobile terminal and earphone identifying method
11/22/2012US20120294121 Transducer for Phased Array Acoustic Systems
11/22/2012US20120293722 Relay Device and Speaker Apparatus
11/22/2012US20120292458 Easy-mount in-ceiling speaker mount
11/22/2012DE19720396B4 Völlig offener Kopfhörer Fully open headphones
11/22/2012DE102011101970A1 Receiver housing for e.g. digital video broadcasting-satellite (DVB-S) receiver, has housing base that is internally provided with partially closed speaker chambers for accommodating high and low sound speakers
11/22/2012DE102011076179A1 Earphone with headset has attenuation unit that is designed as separate component for damping noise generated through electrical connecting cable
11/22/2012DE10123612B9 Ultraschallwellensender/empfänger Ultrasonic wave transmitter / receiver
11/21/2012EP2525589A1 Speaker apparatus
11/21/2012EP2524519A1 Coaxial speaker system having a compression chamber with a horn
11/21/2012EP2524518A1 Coaxial speaker system having a compression chamber
11/21/2012CN202551350U System for realizing push-to-talk (PTT) automatic voice recognition dialing of Bluetooth headset
11/21/2012CN202551306U Earphone compatible circuit and compatible earphone
11/21/2012CN202551305U Waterproof volume controller
11/21/2012CN202551304U Speaker structure
11/21/2012CN202551303U Sound box structure with super bass effect
11/21/2012CN202551302U Barometric pressure balancing and low sound enhancing case device used for miniature loudspeaker device
11/21/2012CN202551301U Adjustable audio reflection type resonance pipe sound box
11/21/2012CN202551300U All-digital low-power automobile sound equipment
11/21/2012CN202551299U Integrated sound box with high sound quality
11/21/2012CN202551298U Bass sound box with embedded loudspeaker
11/21/2012CN202551297U Safe earphone device capable of tuning intelligently
11/21/2012CN202551296U Portable zip earphone line
11/21/2012CN202551295U Headphone structure convenient to quickly mount
11/21/2012CN202551294U Ear canal machine with external inductor
11/21/2012CN202551293U China mobile multimedia broadcasting (CMMB) earphone antenna and intelligent terminal
11/21/2012CN202551292U Earphone signal line structure
11/21/2012CN202551291U Earphone
11/21/2012CN202551290U Novel earphone
11/21/2012CN202551289U Earphone sheath
11/21/2012CN202551288U Sports earphones capable of adjusting sound volume automatically
11/21/2012CN202551287U Earphone cord and earphone
11/21/2012CN202551286U Semi-automatic earphone wire winder
11/21/2012CN202551285U Earplug having acoustic characteristics for earphone
11/21/2012CN202551284U Earphone capable of upgrading through external equipment
11/21/2012CN202551283U Earplug sleeve of in-ear earphone
11/21/2012CN202551282U Vehicle-mounted microphone shell
11/21/2012CN202551281U Microphone blowout prevention device
11/21/2012CN202551280U Microphone
11/21/2012CN202551279U Microphone
11/21/2012CN202551278U Novel portable cleaning type microphone
11/21/2012CN202551277U Novel microphone holder
11/21/2012CN202551276U Microphone
11/21/2012CN202551275U Damping structure of microphone and microphone comprising damping structure
11/21/2012CN202551274U Recording microphone
11/21/2012CN202551273U Sound box with halo
11/21/2012CN202551272U Miniature loudspeaker module
11/21/2012CN202551271U Mini speaker module
11/21/2012CN202551270U Sound box
11/21/2012CN202551269U Multifunctional audible device externally connected with mobile phone
11/21/2012CN202551268U Speaker mesh enclosure assembly provided with display function
11/21/2012CN202551267U Fragrant sound box
11/21/2012CN202551266U Microphone structure capable of restraining feedback
11/21/2012CN202536130U Assembly comprising clothes and wiring used for sound source device
11/21/2012CN102792712A Speaker system and method of operation therefor
11/21/2012CN102790931A Distance sense synthetic method in three-dimensional sound field synthesis
11/21/2012CN102790930A Pure music reproducing system
11/21/2012CN102790929A Multi-channel earphone structure with ceramic loudspeaker
11/21/2012CN102790928A Multi-media playing device and wireless earphone charged through same
11/21/2012CN102790927A Multimedia player and wireless earphone matching with same
11/21/2012CN102783725A Raincoat with sound amplification function
11/21/2012CN101895807B Flat panel loudspeaker
11/21/2012CN101854182B Method for realizing wireless microphone receiver diversity by utilizing noise and diversity system
11/21/2012CN101674518B Electromagnetic type bone conduction telephone receiver
11/21/2012CN101674510B Speaker
11/21/2012CN101292567B Noise control device
11/21/2012CN101203067B Vibration transducer
11/21/2012CN101061745B Loudspeaker with an acoustic membrane
11/20/2012US8315421 Loudspeaker having an interlocking magnet structure
11/20/2012US8315419 Sound producing system
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