H04R 1 - Details of transducers

Patents for H04R 1 - Details of transducers (42,173)
11/2011
11/15/2011	US8059857 Voice coil bobbin and speaker system
11/15/2011	US8059856 Methods and apparatus for providing a heat sink for a loudspeaker
11/15/2011	US8059855 Speaker device and television set
11/15/2011	US8059854 Earphone
11/15/2011	US8059853 Externally providing a device functionality on a hand-held, portable electronic device
11/15/2011	US8059845 In ear communications device and stabilizer
11/15/2011	US8059843 Display device with sound module
11/15/2011	US8059840 System and method for locating sound sources
11/15/2011	CA2579358C Earpiece for a hearing aid and a hearing aid
11/10/2011	WO2011138468A1 Acoustic enclosure for loudspeakers
11/10/2011	US20110274311 Sign language recognition system and method
11/10/2011	US20110274309 Micro speaker
11/10/2011	US20110274307 Portable amplified audio system for motorized vehicles
11/10/2011	US20110274306 Multiple aperture speaker assembly
11/10/2011	US20110274305 Constant coverage waveguide
11/10/2011	US20110274304 Speaker size adapting method
11/10/2011	US20110274303 Speaker clip
11/10/2011	US20110274300 Spacer for a capacitive microphone and capacitive microphone with the same
11/10/2011	US20110274299 Encapsulated micro-electro-mechanical device, in particular a mems acoustic transducer
11/10/2011	US20110274297 Thermoacoustic device
11/10/2011	US20110274288 Electromagnetic transducer
11/10/2011	US20110274285 Earphone antenna of a portable terminal
11/09/2011	EP2384586A1 Control system, earphone and control method
11/09/2011	CN202035130U Speaker structure
11/09/2011	CN202035129U Zipper type earphone
11/09/2011	CN202035128U Multi-functional anti-radiation earphone capable of automatically winding lines
11/09/2011	CN202035127U Novel double-layer composite type diaphragm earplug
11/09/2011	CN202035126U Novel earphone
11/09/2011	CN202035125U Television wireless earphone
11/09/2011	CN202035124U Middle tube used for earphone plug
11/09/2011	CN202035123U Bass in-ear earphone
11/09/2011	CN202035122U Earphone with live effect
11/09/2011	CN202035121U Handset with built-in microphone
11/09/2011	CN202035120U Wireless karaoke video accompanying microphone
11/09/2011	CN202035119U Novel sound box
11/09/2011	CN202035118U Loudspeaker box with charging function
11/09/2011	CN202035117U Mobile phone sound device pendant
11/09/2011	CN202035116U Hidden type loudspeaker sound cavity structure for tablet personal computer
11/09/2011	CN202034658U Cable structure for audio transmission
11/09/2011	CN202034055U MP3 (MPEG Audio 3), MP4 (MPEG Audio 4) and recorder pen with super bass function
11/09/2011	CN202034054U Audio playing system and earphones
11/09/2011	CN1976540B Bone conductive speaker
11/09/2011	CN102239704A Microphone unit
11/09/2011	CN102238453A Earphone system for mobile device and method for operating the same
11/09/2011	CN102238452A Method for actively resisting noises in hands-free earphone and hands-free earphone
11/09/2011	CN102238451A Headphone cable winder
11/09/2011	CN102238450A Line-replaceable earphone
11/09/2011	CN102238449A Multi-jack earphone connecting line
11/09/2011	CN102238448A Multi-scenario modeled digital noise masking protective earmuff
11/09/2011	CN102238447A Earphone structure and portable electronic device provided with same
11/09/2011	CN102238446A Microphone with sound recording function
11/09/2011	CN102238445A Electronic device
11/09/2011	CN102238444A Loudspeaker box
11/09/2011	CN102232888A Ear muff structure
11/09/2011	CN101420644B Earphone
11/09/2011	CN101213867B Bone vibration sound seat
11/09/2011	CN101212824B Speaker apparatus and display apparatus with speaker
11/09/2011	CN101202372B Earphone antenna device, and wireless communication terminal device connected to the device
11/09/2011	CN101193453B Loudspeaker device
11/09/2011	CN101060722B Earset
11/08/2011	US8055009 Mountable audio system for electronic devices
11/08/2011	US8055008 Sound amplifying guitar stand
11/08/2011	US8055005 Bluetooth earphone and lanyard structure thereof
11/08/2011	US8054992 High frequency compensating
11/08/2011	US8053954 Piezoelectric speaker
11/03/2011	WO2011135678A1 Speaker apparatus
11/03/2011	WO2011135646A1 Speaker device and filter coefficient generation device therefor
11/03/2011	WO2011135283A2 Loudspeakers with position tracking
11/03/2011	WO2011134392A1 Device for preventing cable from twisting
11/03/2011	WO2011087208A3 Mems microphone package using additional chamber
11/03/2011	WO2011083988A3 Multifunctional micro-speaker
11/03/2011	WO2011083987A3 Multifunctional micro-speaker
11/03/2011	US20110268310 Loudspeaker with an inverted motor
11/03/2011	US20110268309 Handset leak-tolerant receiver
11/03/2011	US20110268308 Partially Occluding Ergonomic Earbud Adapter
11/03/2011	US20110268307 Microphone coupler system for a communication device
11/03/2011	US20110268306 Horn device
11/03/2011	US20110268305 Multi-throat acoustic horn for acoustic filtering
11/03/2011	US20110268292 Apparatus
11/03/2011	US20110268291 Earphone system for mobile device and method for operating the same
11/03/2011	US20110268290 Fan Cooled Headset
11/03/2011	US20110268289 Ground loop noise rejection for a headset subsystem
11/03/2011	US20110268287 Loudspeaker system and sound emission and collection method
11/03/2011	DE102010028442A1 Electrodynamic sound converter for use in ear phone, has permanent magnet connected with cup portion and pole plate unit, and pole plate unit comprising membrane overlay unit for receiving membrane
11/02/2011	EP2384022A2 Earphone system for mobile device and method for operating the same
11/02/2011	EP2384021A2 Headphone ear tips with sound conduit mounting structure
11/02/2011	EP2384020A1 Earphone with replaceable cable
11/02/2011	EP2384019A1 Microphone unit
11/02/2011	EP2382802A2 Method of and apparatus for planar audio source tracking
11/02/2011	EP2382801A1 Acoustic energy transducer
11/02/2011	EP2382800A1 An earphone set
11/02/2011	EP2382798A1 Elevated toroid microphone apparatus and method
11/02/2011	EP2382797A1 Acoustic in-ear detection for earpiece
11/02/2011	EP2382796A1 Acoustic in-ear detection for earpiece
11/02/2011	EP2235966B1 Microphone device
11/02/2011	EP1699259B1 Audio output apparatus
11/02/2011	EP1542497B1 Loudspeaker with vibrating function for a portable terminal
11/02/2011	EP1363450B1 Head mounted image/voice reproducing system
11/02/2011	DE202011051040U1 Kabelloser Kopfhörer Wireless headphones
11/02/2011	CN202026452U Novel earphone

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