| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 01/20/2010 | CN201388287Y Text-to-speech converting device |
| 01/20/2010 | CN201388286Y Doorbell loudspeaker installation structure |
| 01/20/2010 | CN201388285Y Magnetic circuit structure with boss |
| 01/20/2010 | CN201387974Y Preposition amplifying socket |
| 01/20/2010 | CN201387710Y 便携式媒体播放器 Portable Media Players |
| 01/20/2010 | CN201387709Y Portable media player |
| 01/20/2010 | CN201387693Y Flat-panel display support with mega bass loudspeaker |
| 01/20/2010 | CN101631265A Wireless earphone |
| 01/20/2010 | CN100584113C Method and apparatus for matching phase of audiphone directional microphone |
| 01/20/2010 | CN100584110C Mobile station with sound speaker |
| 01/20/2010 | CN100584109C Loudspeaker mounting frame, loudspeaker and loudspeaker cabinet |
| 01/20/2010 | CN100584108C Card sound device and electronic apparatus having same |
| 01/20/2010 | CN100584107C Speaker apparatus and electronic apparatus having speaker apparatus enclosed therein |
| 01/20/2010 | CN100583967C TV with built-in speaker |
| 01/20/2010 | CN100583909C Apparatus for multi-sensory speech enhancement on a mobile device |
| 01/20/2010 | CN100583553C Earphone antenna and portable radio equipment provided with earphone antenna |
| 01/19/2010 | US7650007 Lanyard for handheld electronic device |
| 01/19/2010 | US7650006 Method to generate a plane acoustic wave front, a plane wave channel, a loudspeaker construction and a linear loudspeaker array |
| 01/15/2010 | CA2672058A1 Ultrasonic transducer |
| 01/14/2010 | WO2010005142A1 A variable directional microphone assembly and method of making the microphone assembly |
| 01/14/2010 | WO2010005045A1 Thin microphone and helmet with microphone |
| 01/14/2010 | WO2010005039A1 Earphone |
| 01/14/2010 | WO2010004815A1 Headphone unit and headphones |
| 01/14/2010 | WO2010004624A1 Earphone |
| 01/14/2010 | WO2010004285A1 Explosion-proof speaker assembly |
| 01/14/2010 | WO2009141717A3 Sintered elements and associated systems |
| 01/14/2010 | WO2009035546A3 Compositions and related methods for modulating transcriptional activation |
| 01/14/2010 | US20100008531 Fabricating Method for Earphone |
| 01/14/2010 | US20100008530 Personal audio-set with adjustable sliding ear clip mount |
| 01/14/2010 | US20100008528 Dual Mode Earphone With Acoustic Equalization |
| 01/14/2010 | US20100008523 Handheld Devices Including Selectively Enabled Audio Transducers |
| 01/14/2010 | US20100008522 Interchangeable Bar Loudspeaker System |
| 01/14/2010 | US20100008517 Audio system based on at least second-order eigenbeams |
| 01/14/2010 | US20100008514 Apparatus and system for an audio belt buckle |
| 01/14/2010 | DE102005008805B4 Hüllkörper für eine Unterwasserantenne und Sonaranlage mit einer Unterwasserantenne und Hüllkörper Covering body for an underwater antenna and sonar system with an underwater antenna and enveloping body |
| 01/13/2010 | EP2142956A1 Member for transmitting the sound of a loud-speaker to the ear and equipment fitted with such member |
| 01/13/2010 | CN201383863Y Sound box with variable resonator cavity |
| 01/13/2010 | CN201383862Y Bluetooth headset |
| 01/13/2010 | CN201383861Y Headset for protecting ears |
| 01/13/2010 | CN201383860Y Earphone with microphone and co-located connector |
| 01/13/2010 | CN201383809Y audio apparatus |
| 01/13/2010 | CN201383326Y Noise reduction device of mobile phone |
| 01/13/2010 | CN101627640A Loudspeaker apparatus for radiating acoustic waves in a hemisphere |
| 01/13/2010 | CN101627639A Audio system with synthesized positive impedance |
| 01/13/2010 | CN101627638A Peripheral with a display |
| 01/13/2010 | CN101626532A A variable directional microphone assembly and method of making the microphone assembly |
| 01/13/2010 | CN101626531A A variable directional microphone assembly and method of making the microphone assembly |
| 01/13/2010 | CN101626530A Method for responding to directionality and frequency of optimum loudspeaker linear array with high-frequency staggered horns |
| 01/13/2010 | CN101626529A Battery charging jobsite audio apparatus |
| 01/13/2010 | CN101626528A Speaker for a communications apparatus |
| 01/13/2010 | CN100581295C SMD type biased condenser microphone |
| 01/13/2010 | CN100581032C Microphine with voltage pump |
| 01/07/2010 | WO2010001484A1 Speech output device |
| 01/07/2010 | US20100002901 Speaker |
| 01/07/2010 | US20100002900 Apparatus and methods for generating pressure waves |
| 01/07/2010 | US20100002899 Voice conference system |
| 01/07/2010 | US20100002893 Low latency ultra wideband communications headset and operating method therefor |
| 01/07/2010 | DE102008030007A1 Headset i.e. closed ear enclosing musical headset, for use in rotten warning device, has microphone for detecting ultrasonic signal, and logic releasing warning signal when detection of ultrasonic signal is failed |
| 01/06/2010 | EP2140722A2 Loudspeaker |
| 01/06/2010 | CN201378873Y Power-amplification and mega-bass integrator |
| 01/06/2010 | CN201378866Y Wireless portable microphone |
| 01/06/2010 | CN201378864Y Acoustic effect enhancer for flat panel television |
| 01/06/2010 | CN201378863Y Novel anti-winding earphones |
| 01/06/2010 | CN201378862Y Collectable earphone |
| 01/06/2010 | CN201378861Y Earphone cord collector |
| 01/06/2010 | CN201378860Y Waterproof microphone specially designed for voice acquisition in ships |
| 01/06/2010 | CN101622884A Acoustic chamber as part of adapter or appliance |
| 01/06/2010 | CN101622883A Vibration pickup microphone |
| 01/06/2010 | CN101622805A System and method for intelligent equalization |
| 01/06/2010 | CN101621726A Automatic sound change earphone |
| 01/06/2010 | CN101621725A Headphone wire design based on behavioral science |
| 01/06/2010 | CN101621724A Rear-wearing type integrated water-proof MP3 player |
| 01/06/2010 | CN100579290C Directional microphone device |
| 01/05/2010 | US7643647 Lay-in tile speaker system |
| 01/05/2010 | US7643646 Lanyard assembly for audio device |
| 01/05/2010 | US7643643 Electronic apparatus |
| 01/05/2010 | US7643641 System for communication enhancement in a noisy environment |
| 12/31/2009 | US20090326952 Speech processing method, speech processing program, and speech processing device |
| 12/31/2009 | US20090324004 Rapid Installation and Detachment Device for Flush Mounting Speaker on Ceiling or Wall |
| 12/31/2009 | US20090324003 Method and apparatus for a loudspeaker assembly |
| 12/31/2009 | US20090324002 Method and Apparatus with Display and Speaker |
| 12/31/2009 | US20090324001 Speakerphone with a novel loudspeaker placement |
| 12/31/2009 | US20090324000 Speaker surround structure for maximizing cone diameter |
| 12/31/2009 | US20090323997 Horn-loaded acoustic line source |
| 12/31/2009 | US20090323996 Horn-loaded acoustic source with custom amplitude distribution |
| 12/31/2009 | US20090323995 Miniature Planar Acoustic Networks |
| 12/31/2009 | US20090323990 Speaker |
| 12/31/2009 | DE102008031017A1 Hörer und Headset Handset and headset |
| 12/30/2009 | WO2009157195A1 Microphone device |
| 12/30/2009 | WO2009157125A1 Ear chip and insertion earphone |
| 12/30/2009 | WO2009157117A1 Office chair for sensory actuator |
| 12/30/2009 | WO2009156522A2 Earphone |
| 12/30/2009 | WO2009140558A3 Portable device accessory and methods of manufacture |
| 12/30/2009 | EP2139267A1 Acoustic reproduction device |
| 12/30/2009 | EP2139265A1 Motor for a tweeter |
| 12/30/2009 | EP2139245A1 Wireless earphone |
| 12/30/2009 | EP2138007A2 Headset |
| 12/30/2009 | EP2138006A1 Wind noise rejection apparatus |
| 12/30/2009 | CN201374805Y Pi-type radiation asymmetrical drive sound box |
| 12/30/2009 | CN201374804Y Pi-type radiation coaxial-symmetrical drive sound box |