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
12/12/2012CN102821173A Antenna system of mobile phone
12/12/2012CN102820520A Antenna for receiver and emitter of wireless microphone, and receiver and emitter arranged with antenna
12/12/2012CN101998753B 线路板及其制造方法 Circuit board and its manufacturing method
12/12/2012CN101803402B Sound emission/collection device
12/12/2012CN101606394B Thin acoustic component mounting structure, portable acoustic apparatus, cellular phone and thin acoustic component mounting method
12/12/2012CN101064972B System and method for generating auditory spatial cues
12/11/2012US8332060 Acoustic design support apparatus
12/11/2012US8332058 Digital microphone
12/11/2012US8331607 Speaker
12/11/2012US8331606 Diaphragm and loudspeaker using the same
12/11/2012US8331605 Voice coil and loudspeaker using the same
12/11/2012US8331604 Electro-acoustic conversion apparatus
12/11/2012US8331599 Speaker device for mobile terminal
12/11/2012US8331598 Audio system for outdoor umbrella
12/11/2012US8331579 Reproducing apparatus and headphone apparatus
12/11/2012US8331578 Apparatus, method and computer program for providing an acoustic output signal using an earpiece
12/11/2012CA2627499C Sound pickup device and voice conference apparatus
12/06/2012WO2012167006A1 Communications headset power provision
12/06/2012WO2012166482A1 Multiple aperture speaker assembly
12/06/2012WO2012166002A1 Mobile sound reproducing system
12/06/2012WO2012164866A1 Speaker
12/06/2012WO2012164800A1 Water-resistant sound transmitting member
12/06/2012WO2012164799A1 Water-resistant sound transmitting member, production method therefor, and water-resistant sound transmitting member carrier
12/06/2012WO2012162979A1 Headset controlled through intelligent sensing
12/06/2012US20120310638 Audio signal processing method, audio apparatus therefor, and electronic apparatus therefor
12/06/2012US20120308070 Slim type speaker and magnetic circuit therefor
12/06/2012US20120308069 Apparatus and System for Playing Audio Signals from an Audio Source
12/06/2012US20120308066 Combined micro-electro-mechanical systems microphone and method for manufacturing the same
12/06/2012US20120308065 Sound bar
12/06/2012US20120308064 Mobile Device Protective Case with Built-in Speaker System
12/06/2012US20120308063 Drive unit mounting arrangement and loudspeaker
12/06/2012US20120308054 Speaker set for portable electronic device
12/06/2012US20120308031 Earphone pulling and plugging detection circuit
12/06/2012US20120308030 Communications Headset Power Provision
12/06/2012DE202012004781U1 Lautsprecherbox mit einem aus verleimtem Schichtholzbestehenden Korpus Speaker with a layer of wood glued existing corpus
12/06/2012DE112008002187B4 Hinter-dem-Ohr-Hörhilfe, deren Mikrophon in einen Eingang des Ohrkanals gesetzt ist Behind-the-ear hearing aid, the microphone is placed in an entrance of the ear canal
12/06/2012DE102012000499A1 Sound transducer e.g. air motion transformer for public address system used in e.g. building, has fan that is provided for producing cool air for cooling membrane portion which is arranged in air gap between pole plates
12/05/2012EP2530951A1 Loudspeaker grille
12/05/2012EP2529540A1 Method and apparatus for supplementing low frequency sound in a distributed loudspeaker arrangement
12/05/2012CN202587381U Tool for testing and positioning microphone
12/05/2012CN202587352U Circuit board for microphone
12/05/2012CN202587351U Waterproof structure of direct inserting type dynamic microphone
12/05/2012CN202587350U Sound equipment sound intensity intersection system
12/05/2012CN202587349U Frequency divider with internal-and-external frequency-division function
12/05/2012CN202587348U 音箱 Speakers
12/05/2012CN202587347U Loudspeaker box
12/05/2012CN202587346U Bluetooth sound box
12/05/2012CN202587345U Bar-shaped sound device and television equipped with the same
12/05/2012CN202587344U Car television infrared audio signal transmitting and receiving system
12/05/2012CN202587343U Head type wireless earphone with connecting rod provided with touch button
12/05/2012CN202587342U Take-up type earphone
12/05/2012CN202587341U Built-in earphone accessory structure
12/05/2012CN202587340U Wireless earphone assembly
12/05/2012CN202587339U Bluetooth earphone capable of radiating heat and warming
12/05/2012CN202587338U Novel ear-twined type earphone
12/05/2012CN202587337U Portable earphone
12/05/2012CN202587336U Luminous earphone
12/05/2012CN202587335U Hypnosis earphone
12/05/2012CN202587334U Novel portable earphone
12/05/2012CN202587333U Bluetooth earphone
12/05/2012CN202587332U Earphone line storage device capable of protecting earphones and earphone lines
12/05/2012CN202587331U Radiation protection earphone
12/05/2012CN202587330U Earmuff having headphone slot
12/05/2012CN202587329U In-ear headphone
12/05/2012CN202587328U Earphone with a massage function
12/05/2012CN202587327U Earphone capable of hearing own sound
12/05/2012CN202587326U Novel earphone
12/05/2012CN202587325U Electronic device, Bluetooth earphone thereof, and Bluetooth bracelet thereof
12/05/2012CN202587324U Novel earphone cord
12/05/2012CN202587323U Fixing device for earphone wire
12/05/2012CN202587322U In-ear type earphone
12/05/2012CN202587321U Sucker earphone
12/05/2012CN202587320U Light emitting earphone wire
12/05/2012CN202587319U Head type computer earphone with LED lamp and microphone
12/05/2012CN202587318U Noise-resistant conference microphone
12/05/2012CN202587317U Microphone board splitting and transferring tray
12/05/2012CN202587316U Microphone
12/05/2012CN202587315U Microphone
12/05/2012CN202587314U Support device of handheld microphone
12/05/2012CN202587313U Fixing support of wind screen of microphone
12/05/2012CN202587312U Anti-shock anti-roll wireless microphone
12/05/2012CN202587311U Embedded circuit board of direct inserting type dynamic microphone
12/05/2012CN202587310U Voice remote control microphone
12/05/2012CN202587309U Microphone terminal device
12/05/2012CN202587308U Microphone stand
12/05/2012CN202587307U Microphone
12/05/2012CN202587306U Microphone support capable of swinging and restoring 360 degrees
12/05/2012CN202587305U Microphone support pedestal
12/05/2012CN202587304U Foldable loudspeaker box holder
12/05/2012CN202587303U Sucking disc loudspeaker box
12/05/2012CN202587302U Wall-hung sound box
12/05/2012CN202587301U Self-charging outdoor portable small sound box
12/05/2012CN202587300U Thin-type sound cavity device
12/05/2012CN202587299U Portable sound box
12/05/2012CN202587298U Sound box with hanging and series-parallel function
12/05/2012CN202587297U Sound-box assembly structure
12/05/2012CN202587296U Wireless mini loudspeaker box
12/05/2012CN202587295U Minitype Bluetooth sound equipment
12/05/2012CN202587294U MIC pick-up hole structure
12/05/2012CN202587293U Voice channel apparatus used for minimized loudspeaker apparatus
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