H04R 1 - Details of transducers

Patents for H04R 1 - Details of transducers (42,173)
10/2011
10/05/2011	EP2373053A1 Audio radiation type reflective sound box structure
10/05/2011	EP2371144A2 Interchangeable headphone audio system
10/05/2011	EP2082611B8 Loudspeaker line array configurations and related sound processing
10/05/2011	CN202004947U Player
10/05/2011	CN202004946U Novel double-drive loudspeaker sound box and electric appliance with same
10/05/2011	CN202004945U Active sounding device combination
10/05/2011	CN202004944U Bluetooth headset started by charging
10/05/2011	CN202004943U Magic tape structure for fixing headphone line
10/05/2011	CN202004942U Improved structure of earphone
10/05/2011	CN202004941U Detachable wireless headset system and wireless microphone as well as wireless earphone thereof
10/05/2011	CN202004940U Earphone with earmuffs capable of rotating and being extended and retracted relative to head band
10/05/2011	CN202004939U Novel earphones
10/05/2011	CN202004938U Multifunctional ear muff
10/05/2011	CN202004937U Short earphone stand
10/05/2011	CN202004936U Anti-tangling earphone line
10/05/2011	CN202004935U Headset for electronic terminal
10/05/2011	CN202004934U Earphone line
10/05/2011	CN202004933U Headphone
10/05/2011	CN202004932U In-ear-type earplug protection rubber sleeve
10/05/2011	CN202004931U Sound pressure balanced system of in-ear headphone
10/05/2011	CN202004930U Portable earphone
10/05/2011	CN202004929U Split type against-the-ear microphone
10/05/2011	CN202004928U Integrated Carron female head
10/05/2011	CN202004927U Rainproof speaker mesh
10/05/2011	CN202004926U Sound box pair mechanism
10/05/2011	CN202004925U Speaker base with photo frame or picture frame
10/05/2011	CN202004924U Net cover installing structure of loudspeaker box
10/05/2011	CN202004884U Anti-tremolo device for television
10/05/2011	CN1968546B Electrostatic transducer, driving circuit of capacitive load, method for setting circuit constant
10/05/2011	CN102210165A Ambiophonic headrest
10/05/2011	CN102209283A Speaker apparatus
10/05/2011	CN102209282A Speaker
10/05/2011	CN102205823A Distance sensor for vehicle with electrical connector
10/05/2011	CN101662265B Volume drive-by-wire device and method thereof
10/05/2011	CN101431703B Rotating loudspeaker box
10/05/2011	CN101242676B Method for manufacturing earbud
10/05/2011	CN101159991B Audio equipment
10/05/2011	CN101083159B Double wire cord and portable audio device using the same
10/04/2011	US8032337 Method for modeling customized earpieces
10/04/2011	US8031902 Loudspeaker
10/04/2011	US8031901 Planar speaker driver
10/04/2011	US8031897 System and method for reduced baffle vibration
10/04/2011	US8031896 Passive acoustic radiating
10/04/2011	US8031895 Driver and enclosure combination
10/04/2011	US8031880 Vehicle audio system surround modes
10/04/2011	US8031878 Electronic interfacing with a head-mounted device
10/04/2011	US8030351 Treatment of animal carcasses
10/04/2011	US8028792 Speaker apparatus
10/04/2011	CA2491829C Underwater sound projector system and method of producing same
09/2011
09/29/2011	WO2011118595A1 Headphones
09/29/2011	WO2011118570A1 Terminal device and application control method
09/29/2011	WO2011118218A1 Speaker device, audio control device, wall attached with speaker device
09/29/2011	WO2011117691A1 Multimedia content receiving and broadcasting device
09/29/2011	WO2011117587A2 Method and system
09/29/2011	WO2011117339A2 In-ear monitor system and method for controlling an in-ear monitor system
09/29/2011	WO2011116580A1 Radiation protection earphone
09/29/2011	WO2011116572A1 Method for controlling voice service and system for voice service
09/29/2011	US20110235850 Micro-speaker
09/29/2011	US20110235847 Sideways extending speaker apparatus and methods
09/29/2011	US20110235846 Portable electronic device with detachable speaker
09/29/2011	US20110235845 Audio radiation type reflective sound box structure
09/29/2011	US20110235844 Connecting device, antenna device, and receiving device
09/29/2011	US20110235843 Method and device for acoustic sealing and occlusion effect mitigation
09/29/2011	US20110235842 Microphone
09/29/2011	US20110235841 Microphone unit
09/29/2011	US20110235839 Acoustic apparatus
09/29/2011	US20110235838 Desktop audio monitor system and method
09/29/2011	US20110235830 Condenser microphone and output connector therefor
09/29/2011	US20110235828 Microphone and a switch locking device thereof
09/29/2011	US20110235819 Interchangeable Headphone Audio System
09/29/2011	US20110235818 Attachment apparatus
09/29/2011	US20110235813 Adapted Audio Masking
09/28/2011	EP2369854A1 Loudspeaker
09/28/2011	EP2368372A2 Apparatus for reproduction of sound
09/28/2011	EP2368371A1 High transmission loss headphone cushion
09/28/2011	CN201995259U 防水运动型mp3 Waterproof Sport mp3
09/28/2011	CN201995114U 一种带号角的低音音箱 A tape horn subwoofer
09/28/2011	CN201995113U 一种带双号角和波导管的同轴扬声器 One with a double horn waveguide and coaxial speakers
09/28/2011	CN201995112U 一种汽车喇叭罩 An automobile horn cover
09/28/2011	CN201995111U 一种二阶倒向音箱 Second-order backward Speaker
09/28/2011	CN201995110U 集成扬声器箱 Integrated speaker box
09/28/2011	CN201995109U 一种带有可伸出和可自动收回耳麦绳的耳麦 An extendable and can automatically recover headset with ear 麦绳
09/28/2011	CN201995108U 一种改善耳机啸叫的装置 An earphone device howling improve
09/28/2011	CN201995107U 手持、腰挂、颈挂多用无线话筒 Handheld, waist hanging, multi-purpose wireless microphone neck hanging
09/28/2011	CN201995106U 一种多功能音箱 A multifunctional speaker
09/28/2011	CN201995105U 一种可升降桌面喇叭 One kind of desktop speakers can lift
09/28/2011	CN201995104U 荧光音箱 Fluorescent Speaker
09/28/2011	CN201995103U 一种扬声器及其网罩 A speaker and grille
09/28/2011	CN201995102U 一种usb音响 One kind of usb audio
09/28/2011	CN201995099U 蓝牙耳机对讲系统 Bluetooth headset intercom system
09/28/2011	CN201986921U 带有音箱装置的双肩包 Shoulder bag with speakers device
09/28/2011	CN1953618B Speaker driving apparatus
09/28/2011	CN1447621B Postposition type bass loudspeaker system
09/28/2011	CN102204281A A system and method for producing a directional output signal
09/28/2011	CN102204276A Sound emission and collection device, and sound emission and collection method
09/28/2011	CN102204275A Electronic devices including vertically mounted loudspeakers and related assemblies and methods
09/28/2011	CN102204274A Electronic devices including substrate mounted acoustic actuators and related methods and mobile radiotelephones
09/28/2011	CN102202251A Single-magnetic head through-the-wall listener
09/28/2011	CN102202250A Earphone, electronic device and power saving method
09/28/2011	CN102202249A Solar charged vehicle-type sounder

1 ... 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 ... 422