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)
12/2010
12/08/2010CN201667708U Earphone plug
12/08/2010CN201667707U Directly disassembled and assembled microphone switch
12/08/2010CN201667706U Hitch shell structure improvement
12/08/2010CN201667705U Sound box with telescopic sound cavity wall
12/08/2010CN1917382B Communication device having microphone coupler
12/08/2010CN1882193B Electronic device with floating type MIC
12/08/2010CN1792115B Stereo imaging manifold and method for use in a portable electronic device
12/08/2010CN1759633B Transducer assembly with modifiable buffer circuit and method for adjusting thereof
12/08/2010CN1685761B Loudspeaker
12/08/2010CN1582058B Mounting and anti-dust structure of loudspeaker
12/08/2010CN101911722A Microphone arrangement, having two pressure gradient transducers
12/08/2010CN101911721A Method for synthesizing a microphone signal
12/08/2010CN101911720A Multiple magnet loudspeaker
12/08/2010CN101911719A Earphone device
12/08/2010CN101909230A Broadband underwater acoustic transducer using composite material of metal, piezoelectric ceramics and polymer
12/08/2010CN101909229A Microphone apparatus
12/08/2010CN101909228A Split type earphone for internet bar
12/08/2010CN101909227A Earphones wrapped by decorative straps
12/08/2010CN101909226A Heat-insulation earphone covers
12/08/2010CN101909225A Multifunctional combined type lifting soundbox
12/08/2010CN101909224A Portable electronic device
12/08/2010CN101370374B Silent cooling system
12/08/2010CN101330987B Thin multi-function vibration actuator
12/07/2010US7848538 Speaker voice coil and speaker unit using the same
12/07/2010US7848537 Voice coil bobbin, manufacturing method thereof and speaker device
12/07/2010US7848534 Sound system, method for controlling the sound system, and sound equipment
12/07/2010US7845462 Wide frequency range horn with modular method for reducing diffraction effects
12/07/2010CA2552665C Handheld electronic device having offset sound openings
12/02/2010WO2010137528A1 Ultrasonic transducer and ultrasonic diagnostic apparatus provided with same
12/02/2010WO2010137218A1 Rear sheet entertainment system
12/02/2010WO2010137069A1 Answer verification device and problem generation device
12/02/2010WO2010136639A1 Subwoofer structure and adjusting method
12/02/2010US20100304795 Multiple orientation apparatus
12/02/2010US20100303277 Cordless powerline audio speakers
12/02/2010US20100303276 Loudspeaker surround mount
12/02/2010US20100303274 Microphone Having Reduced Vibration Sensitivity
12/02/2010US20100303251 Method for recognizing ear phone in portable terminal and apparatus thereof
12/02/2010US20100299977 Frame/template for securing a video screen to a golf bag or other item and method therefor
12/02/2010DE202010010420U1 Muschelmikrofon Mussel microphone
12/01/2010EP2257081A1 Listening device with two or more microphones
12/01/2010EP2255543A1 Headset
12/01/2010CN201663679U Sound box
12/01/2010CN201663678U Two-dimensional cross-shaped directivity controllable sound column
12/01/2010CN201663677U Sound column based on electronic control
12/01/2010CN201663676U In-ear headphones
12/01/2010CN201663675U Headphone audio power amplifier
12/01/2010CN201663674U Damping-article changed type earphones
12/01/2010CN201663673U Structure of film and video sound effect device
12/01/2010CN201663672U Take-up type earphones
12/01/2010CN201659937U Car seat with error microphone
12/01/2010CN1929692B Built-in earphone
12/01/2010CN1897897B Hearing protector
12/01/2010CN1650602B Apparatus and system for providing wideband voice quality in a wireless telephone
12/01/2010CN1522095B Plug connecting mechanism
12/01/2010CN101904180A Speaker device having directivity adjustment panel
12/01/2010CN101904179A Acoustic system
12/01/2010CN101904178A Loudspeaker cover
12/01/2010CN101902670A Horn device
12/01/2010CN101902669A Graphic arts wireless sound box of energy-saving LED illumination
12/01/2010CN101902668A Method for embedding earphone in portable multimedia terminal
12/01/2010CN101897555A Music seasoning box
12/01/2010CN101225847B Portable-device holding clip
11/2010
11/30/2010US7844071 Loudspeaker
11/30/2010US7844068 Wall mounted speaker system, apparatus and method
11/30/2010US7844060 Remote control single crystal speaker system
11/25/2010WO2010135280A2 Microphone having reduced vibration sensitivity
11/25/2010WO2010134653A1 Multi-channel headphone system
11/25/2010WO2010134652A1 Resonance tube structure for multi-channel headphone
11/25/2010WO2010134313A1 Earphone
11/25/2010WO2010134312A1 Loudspeaker device
11/25/2010WO2010134244A1 Converter module and method for manufacturing same
11/25/2010WO2010133812A1 Acoustic device
11/25/2010WO2010133807A1 Acoustic device
11/25/2010WO2010133701A2 Dynamic hearing protection method and device
11/25/2010WO2010133066A1 Earplug-type earphone
11/25/2010WO2010098565A3 Wireless headset capable of accommodating foldable ear hook
11/25/2010US20100297899 Inflatable device with electronic devices
11/25/2010US20100296692 Ultrasonic transducer
11/25/2010US20100296690 Electro-acoustic transducer
11/25/2010US20100296689 Loudspeaker suspension
11/25/2010US20100296687 Diaphragm and Speaker
11/25/2010US20100296686 Speaker apparatus
11/25/2010US20100296685 Adapter and electronic devices for recessed light socket
11/25/2010US20100296682 Aural device
11/25/2010US20100296674 Variable pattern hanging microphone system with remote polar control
11/25/2010US20100296667 Wireless Earplug with Improved Sensitivity and Form Factor
11/25/2010US20100296662 Sound signal processing device and method
11/25/2010US20100294587 Tetrahedral Loudspeaker
11/25/2010DE202010010738U1 Lautsprecheranordnung mit entkoppelten Gehäusen zur schwingungsfreien Bass- und Mittelhochtonwiedergabe Loudspeaker arrangement with decoupled housings for vibration-free bass and Mittelhochtonwiedergabe
11/25/2010DE202010008520U1 Aufhängungskonstruktion für Audioanlagen mit Elektroschreibpad Suspension structure for audio systems with Elektroschreibpad
11/25/2010DE102010009089A1 Shelf base for use in living space, has audio amplifier, high-range and mid or low range speakers, and base body made from wood, plastic, stone or metal, where side surfaces of base form respective front and rear sides of base
11/25/2010DE102009021956A1 Loudspeaker for pivotally fastening to mounting wall of motor vehicle, has inlet bevel interacting with mounting opening and including rip-shaped part that is formed in radial direction of loudspeaker cage
11/25/2010DE102004036287B4 Schalteinheit für ein Mikrofon Switching unit for a microphone
11/24/2010EP2254353A2 Hearing device with a sound transducer and method for manufacturing a sound transducer
11/24/2010EP2254351A2 Method for manufacturing acoustical devices and for reducing wind disturbances
11/24/2010EP2254348A2 Apparatus and method for sound focusing
11/24/2010EP2254347A2 Speaker apparatus
11/24/2010EP2254346A2 Earphone
11/24/2010EP2254345A1 Bone conduction speaker and listening device using same
11/24/2010CN201657305U Microphone
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