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)
12/2012
12/26/2012CN202634666U Earphone with control function
12/26/2012CN202634665U Novel earphone
12/26/2012CN202634664U 卷尺式耳机 Tape measure Headphones
12/26/2012CN202634663U Square broadband high-power receiver
12/26/2012CN202634662U Microphone packing structure for earphone
12/26/2012CN202634661U Microphone connecting structure of earphone
12/26/2012CN202634660U Headset capable of bidirectionally guiding voice
12/26/2012CN202634659U Earphone interface self-adaptive circuit and mobile terminal
12/26/2012CN202634658U Multifunctional bluetooth earphone
12/26/2012CN202634657U Threaded earphone plug
12/26/2012CN202634656U 耳机线束收集器 Headphone harness collector
12/26/2012CN202634655U Wire clamp
12/26/2012CN202634654U WI-FI earphone for achieving interaction between TV and terminal system
12/26/2012CN202634653U Earphone system
12/26/2012CN202634652U Portable earphone
12/26/2012CN202634651U Handheld microphone
12/26/2012CN202634650U Microphone for headset
12/26/2012CN202634649U Double-microphone
12/26/2012CN202634648U Sound pickup
12/26/2012CN202634647U Wireless microphone
12/26/2012CN202634646U Bluetooth microphone
12/26/2012CN202634645U 卡拉ok混响麦克风 Ok the reverb microphone
12/26/2012CN202634644U Novel portable sound
12/26/2012CN202634643U Pneumatic-type high-pitch diaphragm location support
12/26/2012CN202634642U Integrated machine housing
12/26/2012CN202634641U Novel all-in-one sound machine with multifunctional structure
12/26/2012CN202634640U Mesh cover with different hole diameter
12/26/2012CN202634639U Heat radiation structure of thin type loudspeaker cavity
12/26/2012CN202634638U Tone filter
12/26/2012CN202634637U Horn assembly and electronic equipment
12/26/2012CN202634636U Horn assembly and electronic equipment
12/26/2012CN202634552U Monitoring camera with sound box function
12/26/2012CN202632224U Wireless multimedia controller with independent microphone
12/26/2012CN202632031U Foldable multifunctional voice sounder for walker
12/26/2012CN202618742U Backpack with music function
12/26/2012CN202618547U Pendant hang decoration mounted with clamp
12/26/2012CN102845078A Loudspeaker apparatus with circumferential, funnel-like sound outlet opening
12/26/2012CN102845077A 扬声器 Speaker
12/26/2012CN102843637A Cylindrical transducer with stacked piezoelectric circular tubes with different internal diameters
12/26/2012CN102843630A Headphone and headset
12/26/2012CN102843629A Wireless interactive headset
12/26/2012CN102843628A Earphone sounding structure and assembling method thereof
12/26/2012CN102843627A Portable music earphone
12/26/2012CN102843626A Earphone wire take-up device and terminal device
12/26/2012CN102843625A Classroom-used wireless mic system for automatically paring
12/26/2012CN102843624A Loudspeaker box structure with loading hole
12/26/2012CN102843623A Portable mini loudspeaker box
12/26/2012CN102843622A Onboard Bluetooth-enabled speaker
12/26/2012CN102843621A Resonance portable sound box
12/26/2012CN101938682B Micro-electromechanical system microphone
12/26/2012CN101729952B Device enabling sound box to be self-adaptatively attached to different audio-video players
12/26/2012CN101662708B 音箱支架 Speaker Stands
12/26/2012CN101626531B A variable directional microphone assembly and method of making the microphone assembly
12/26/2012CN101536538B In-plane speaker
12/26/2012CN101529926B System and method for compensating memoryless non-linear distortion of an audio transducer
12/26/2012CN101406067B Speaker device and television receiver using the speaker device
12/26/2012CN101384095B Speaker unit and audio output robot device
12/26/2012CN101228809B 声音接收装置 Sound receiving means
12/26/2012CN101091412B Apparatus and method for sound enhancement
12/25/2012US8340341 Coated speaker dome
12/25/2012US8340337 Loudspeaker module
12/25/2012US8340329 Piezoelectric speaker
12/25/2012US8340323 Sound outputting apparatus, sound outputting method, sound outputting system and sound output processing program
12/25/2012US8340321 Method and device for phase-sensitive processing of sound signals
12/25/2012US8340311 Voice amplification system for signal calling during the play of a sports competition
12/25/2012US8340310 Diaphonic acoustic transduction coupler and ear bud
12/22/2012CA2794698A1 Portable vibration speaker
12/20/2012WO2012174159A1 Ceiling loudspeaker system
12/20/2012WO2012173669A2 Audio devices having electroactive polymer actuators
12/20/2012WO2012172618A1 Array microphone device and gain control method
12/20/2012WO2012171690A1 Headphones, audio device, audio system and method for transmitting signals
12/20/2012WO2012123900A3 Bone conduction device including a balanced electromagnetic actuator having radial and axial air gaps
12/20/2012WO2012108667A3 Speaker system
12/20/2012WO2012073262A3 "a device for sound reproduction with coaxial acoustic actuators"
12/20/2012US20120321124 Diaphragm and micro-electroacoustic device incorporating the same
12/20/2012US20120321121 Loudspeaker grille
12/20/2012US20120321120 Speaker apparatus
12/20/2012US20120321119 Input-panel-equipped portable speaker device
12/20/2012US20120321118 Portable speaker device
12/20/2012US20120321117 Portable electronic device having sound emission holes aligned with speaker at recess of rear cover
12/20/2012US20120321116 Speaker assembly with air retarding housing
12/20/2012US20120321113 Methods and apparatus for processing audio signals
12/20/2012US20120321109 Headset systems and methods
12/20/2012US20120321108 Electrode connection structure of speaker unit
12/20/2012US20120321102 Method and apparatus creating a personal sound zone
12/20/2012US20120321097 Headset signal multiplexing system and method
12/20/2012DE102011105013A1 Ultraschallsensorvorrichtung für ein Fahrzeug sowie Anordnung mit einer Ultraschallsensorvorrichtung Transducer apparatus for a vehicle and assembly comprising a transducer device
12/20/2012DE102011104846A1 Electrostatic device e.g. electrostatic speaker for e.g. TV, has electrical conductive film that is connected with contact tape such that high voltage is passed from high-voltage transmission system to conductive film through cable
12/20/2012DE102011104268A1 Kopfhörer, Audiogerät, Audiosystem und Verfahren zur Signalübertragung Headphones, audio equipment, audio system and method for signal transmission
12/20/2012CA2839339A1 Audio devices having electroactive polymer actuators
12/20/2012CA2838856A1 Ceiling loudspeaker system
12/19/2012EP2536170A1 Hearing aid, signal processing method and program
12/19/2012EP2536167A1 In-ear headphone
12/19/2012EP2534850A1 High directivity boundary microphone
12/19/2012EP2534849A1 A wearable audio cable management system
12/19/2012EP2534848A1 Open-baffle loudspeaker
12/19/2012CN202617330U Waterproof loudspeaker
12/19/2012CN202617329U An adjustor and a loudspeaker box with adjustable pointing direction
12/19/2012CN202617328U Automotive audio system having positioning and travelling recoding functions
12/19/2012CN202617327U Outdoor headphone
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