| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 06/07/2007 | WO2007063726A1 Ear speaker |
| 06/07/2007 | WO2007062937A1 Speakerbox |
| 06/07/2007 | WO2007062840A1 Method for recording and reproducing a sound source with time-variable directional characteristics |
| 06/07/2007 | WO2007044224A3 Spiral line array loudspeaker |
| 06/07/2007 | WO2007044223A3 Curved line array with horizontal coverage control |
| 06/07/2007 | WO2007042047A3 Monitor |
| 06/07/2007 | US20070129006 Method and apparatus for communicating within a wireless music sharing cluster |
| 06/07/2007 | US20070129005 Method and apparatus for creating and managing clusters of mobile audio devices |
| 06/07/2007 | US20070129004 Music distribution system for mobile audio player devices |
| 06/07/2007 | US20070127761 Microphone comprising integral multi-level quantizer and single-bit conversion means |
| 06/07/2007 | US20070127760 Speaker system |
| 06/07/2007 | US20070127759 Microphone array in housing receiving sound via guide tube |
| 06/07/2007 | US20070127753 Systems and methods for interference suppression with directional sensing patterns |
| 06/07/2007 | US20070127744 Acoustical receiver housing for hearing aids |
| 06/07/2007 | US20070127741 Receiver |
| 06/07/2007 | US20070127738 Audio signal processing device and audio signal reproduction system |
| 06/07/2007 | US20070127736 Handsfree system for use in a vehicle |
| 06/07/2007 | US20070127735 Information retrieving method, information retrieving device, information storing method and information storage device |
| 06/07/2007 | US20070126164 Microphone Isolation System |
| 06/07/2007 | US20070125591 Audio speaker with wobble free voice coil movement |
| 06/06/2007 | EP1793646A2 Loudspeaker device for sonification inside a motor vehicle |
| 06/06/2007 | EP1552608A4 Electrical impedance based audio compensation in audio devices and methods therefor |
| 06/06/2007 | EP1305977B1 A microphone assembly |
| 06/06/2007 | DE202007003956U1 Elektronischer aktiver Bass-Entzerrer zu Tiefbasserweiterung von Lautsprechern aller Art Electronic active bass equalizer for bass extension speakers of all kinds |
| 06/06/2007 | DE202007002656U1 Bluetooth-Ohrhörer mit der Möglichkeit zur Gleitbewegung Bluetooth earphones with the possibility of sliding |
| 06/06/2007 | DE202007002044U1 Zusatzlautsprecher mit Gehäuse (Box) für raumfüllenden Klang in Kraftfahrzeugen Additional speakers on housing (box) for room-filling sound in motor vehicles |
| 06/06/2007 | DE102005058175A1 Lautsprecheranordnung zur Beschallung in einem Kraftfahrzeug Loudspeaker arrangement for sound reinforcement in a motor vehicle |
| 06/06/2007 | CN2909756Y Middle-frequency phase plate |
| 06/06/2007 | CN2909755Y Upside-down hanged earphone with flexible band |
| 06/06/2007 | CN2909754Y Shock-absorbing device of microphone |
| 06/06/2007 | CN2909753Y 耳挂麦克风 Earhook Microphone |
| 06/06/2007 | CN2909752Y Portable miniature loudspeaker box |
| 06/06/2007 | CN2909455Y Computer microphone reverberation effect card |
| 06/06/2007 | CN2907422Y Embraced pillow with audio player |
| 06/06/2007 | CN1976542A Wireless headset and control method thereof |
| 06/06/2007 | CN1976541A Bone conductive speaker |
| 06/06/2007 | CN1976540A Bone conductive speaker |
| 06/05/2007 | US7227970 Shorting ring fixture for electromagnetic transducer |
| 06/05/2007 | US7227969 Inner panel loudspeaker apparatus |
| 06/05/2007 | US7227957 Noise-suppressing receiver |
| 06/05/2007 | US7225895 Audio speaker with wobble free voice coil movement |
| 06/05/2007 | CA2361691C Speaker apparatus |
| 06/02/2007 | CA2528733A1 Ear covers |
| 05/31/2007 | WO2007060779A1 Earphone antenna |
| 05/31/2007 | WO2007060730A1 Portable terminal |
| 05/31/2007 | WO2007060443A2 Audio signal processing method and system |
| 05/31/2007 | WO2007002486A3 Amplifier and amplification method |
| 05/31/2007 | US20070121990 Speaker device |
| 05/31/2007 | US20070121989 Audio output device |
| 05/31/2007 | US20070121988 Mountable speaker assembly |
| 05/31/2007 | US20070121987 Lanyard assembly for audio device |
| 05/31/2007 | US20070121986 Virtual multi-channel speaker unit |
| 05/31/2007 | US20070121983 Balanced armature bone conduction shaker |
| 05/31/2007 | US20070121982 Electret assembly for a microphone having a backplate with improved charge stability |
| 05/31/2007 | US20070121981 Portable speaker of portable multimedia device |
| 05/31/2007 | US20070121960 Hearing apparatus with status signal facility and corresponding method |
| 05/31/2007 | US20070121959 Headset power management |
| 05/31/2007 | DE202007003585U1 Drahtloses Mikrofon Wireless microphone |
| 05/31/2007 | DE202007003417U1 Gegentakt Lautsprecherbox mit zwei Lautsprechern und Schallumleitelemente Balanced speaker with two speakers and Schallumleitelemente |
| 05/31/2007 | DE102005053644B3 Antennenmodul Antenna module |
| 05/30/2007 | EP1791391A2 Speaker for mobile communication terminal |
| 05/30/2007 | EP1791390A2 Ultra directional speaker system and signal processing method thereof |
| 05/30/2007 | EP1791389A1 Speaker system |
| 05/30/2007 | EP1791388A1 Mat for acoustic apparatus |
| 05/30/2007 | EP1790194A1 Audio/visual apparatus with ultrasound |
| 05/30/2007 | EP1790193A1 Microphone holder |
| 05/30/2007 | EP1790192A2 Loudspeaker and systems |
| 05/30/2007 | EP1789721A2 Stabilized deployable-retractable system, principally for an acoustic loudspeaker system |
| 05/30/2007 | EP1260116B1 Folded sagnac sensor array |
| 05/30/2007 | CN2907147Y Reflection type horn loudspeaker |
| 05/30/2007 | CN2907146Y Portable sound box with adjustable resonance cavity |
| 05/30/2007 | CN2907145Y Multi-channel wireless microphone system |
| 05/30/2007 | CN2907144Y Earphone for use during sleeping |
| 05/30/2007 | CN2907143Y Telescopic blue teeth earphone of microphone |
| 05/30/2007 | CN2907142Y Kara OK power amplifier |
| 05/30/2007 | CN2907141Y Eccentric pivot device for microphone rack |
| 05/30/2007 | CN2907140Y Fireproof iron frame fixing structure for ceiling-mounted loudspeakers |
| 05/30/2007 | CN2904838Y Pillow provided with stereophony |
| 05/30/2007 | CN1973465A Loudspeaker array device and method for setting sound beam of loudspeaker array device |
| 05/30/2007 | CN1973317A Superdirectional acoustic system and projector |
| 05/30/2007 | CN1972526A 蓝牙耳机 Bluetooth headset |
| 05/30/2007 | CN1972524A Music file playing method and apparatus |
| 05/30/2007 | CN1972523A Earphone capable of simulating dynamic effect in different acoustic fields |
| 05/30/2007 | CN1972333A Loudhailer used for mobile communication terminal |
| 05/30/2007 | CN1972031A Connector of portable device for multimedia |
| 05/30/2007 | CN1972009A 接收机 Receiver |
| 05/30/2007 | CN1319413C Disposable sleeve assembly for sound control device and container thereof |
| 05/30/2007 | CN1319412C Loudspeaker system and cooling device thereof |
| 05/30/2007 | CN1319410C Speaker and electronic apparatus using speaker |
| 05/30/2007 | CN1319020C Coordinate input device with vibrating function |
| 05/29/2007 | US7224816 Waved/corrugated and stepped surface design for speaker box, and method of standardization of speaker box assemblies for television of different screen sizes |
| 05/29/2007 | US7224814 Two-way communication device |
| 05/29/2007 | CA2317507C Complex acoustic path and gasket for use with microphones |
| 05/24/2007 | WO2007058281A1 Transmitter/receiver |
| 05/24/2007 | WO2007058130A1 Teleconference device and sound emission/collection device |
| 05/24/2007 | WO2007057514A1 Communications device arrangement and its use as a data-transfer link |
| 05/24/2007 | WO2007056827A1 Methods, systems and apparatus for measuring acoustic pressure |
| 05/24/2007 | WO2007031340A3 In-ear headset and in-ear earphone |
| 05/24/2007 | WO2006053133A3 Entertainment display systems |
| 05/24/2007 | US20070116321 Speaker for mobile communication terminal |