H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems

More topics under "H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems" (141,872)
H04R 1 - Details of transducers (42,173)
H04R 11 - Transducers of moving-armature or moving-core type (1,828)
H04R 13 - Transducers having an acoustic diaphragm of magnetisable material directly co-acting with electromagnet (404)
H04R 15 - Magnetostrictive transducers (423)
H04R 17 - Piezo-electric transducers; Electrostrictive transducers (7,213)
H04R 19 - Electrostatic transducers (5,387)
H04R 21 - Variable-resistance transducers (174)
H04R 23 - Transducers other than those covered by groups (1,562)
H04R 25 - Deaf-aid sets (22,418)
H04R 27 - Public address systems (2,454)
H04R 29 - Monitoring arrangements; Testing arrangements (4,957)
H04R 3 - Circuits for transducers (18,190)
H04R 31 - Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor (5,050)
H04R 5 - Stereophonic arrangements (11,598)
H04R 7 - Diaphragms for electromechanical transducers; Cones (6,555)
H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486)

Patents for H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems (314)
01/2007
01/04/2007	WO2007000484A1 A speaker apparatus in a wireless communication device
01/03/2007	EP1410679A4 Supplemental audio content system with wireless communication for a cinema and related methods
12/2006
12/28/2006	US20060291684 Passive acoustic radiating
12/21/2006	WO2005041614A3 Acoustic frame for flat screen television
12/20/2006	CN1883242A Protective acoustic cover assembly
12/14/2006	US20060281963 Implantable hearing aid transducer interface
12/07/2006	WO2006128956A1 Waterproof microphone membrane
11/2006
11/30/2006	WO2006125870A1 Apparatus, system and method for acoustic signals
11/30/2006	WO2006125869A1 Assembly, system and method for acoustic transducers
11/29/2006	EP1726184A2 Input signal dependent signal conditioning
11/07/2006	US7133533 Passive acoustic radiating
11/02/2006	WO2005048648A3 Microphone system
10/2006
10/19/2006	WO2005089011A3 Input signal dependent signal conditioning
10/17/2006	US7121756 Audio device post extension and angling system
09/2006
09/27/2006	CN1839663A An audio stereo processing method, device and system
09/21/2006	WO2005051036A3 Behind-the-head mounted personal audio set
09/06/2006	CN1830224A Buffer management system, digital audio receiver, headphones, loudspeaker, method of buffer management
08/2006
08/24/2006	WO2006088380A1 A loudspeaker, a stacked sound source and a method for loading a speaker element
08/24/2006	WO2005022948A3 Tool-less frame fastening system having angled speaker assembly, snap-in and lock baffle, and post extension and angling system
08/24/2006	US20060188101 Audio stereo processing method, device and system
08/17/2006	US20060182304 Speaker, module employing it, electronic apparatus and device
08/09/2006	EP1688014A2 Behind-the-head mounted personal audio set
08/02/2006	EP1685740A2 Protective cover assembly
07/2006
07/27/2006	WO2005039234A3 Protective cover assembly
07/26/2006	EP1683392A2 Microphone system
07/20/2006	US20060159297 Ear canal signal converting method, ear canal transducer and headset
06/2006
06/22/2006	WO2006065203A1 Device for optical remote monitoring and system comprising such a device
06/15/2006	WO2005043950A3 Modular personal audio set and system
06/08/2006	WO2006058956A1 Instant clamp for speech devices
06/07/2006	EP1665873A2 Parametric tranducer having an emitter film
05/2006
05/17/2006	EP1656816A2 Ear warmer having a curved ear portion
05/10/2006	EP1654909A1 An audio stereo processing method, device and system
05/10/2006	EP1654906A2 Passive acoustic radiating
05/10/2006	EP1654903A2 Buffer management system, digital audio receiver, headphones, loudspeaker, method of buffer management
05/09/2006	US7043034 Loudspeaker with single or dual channel input selector and lockout
05/09/2006	US7043029 Device for use in an audio signal processing system
04/2006
04/26/2006	CN1765150A Speaker, module employing it, electronic apparatus and device
04/13/2006	WO2006003251A8 Class de driving amplifier for piezoelectric actuators
04/06/2006	WO2005011325A3 Passive acoustic radiating
04/04/2006	US7024007 Electric signal processing of electroacoustic transducer
03/2006
03/29/2006	CN2768354Y Combination loudspeaker rack
03/02/2006	US20060046656 Bluetooth headset and bluetooth device connectable to audio equipment
02/2006
02/23/2006	WO2005011325A8 Passive acoustic radiating
02/14/2006	US6997864 Method for obtaining diagnostic information relating to a patient having an implanted transducer
01/2006
01/19/2006	WO2006006910A1 An ear headphone unit and a computer system
01/18/2006	EP1616454A2 Compositions for acoustic-damping coatings
01/12/2006	WO2006004476A1 Sound system
01/12/2006	WO2006003251A1 Class de driving amplifier for piezoelectric actuators
01/10/2006	US6985594 Voice-to-remaining audio (VRA) interactive hearing aid and auxiliary equipment
01/05/2006	US20060001332 Class DE driving amplifier for piezoelectric actuators
12/2005
12/14/2005	CN1232156C Method and arrangement for recording and playing back sounds
12/01/2005	US20050265570 Method to generate a plane acoustic wave front, a plane wave channel, a loudspeaker construction and a linear loudspeaker array
11/2005
11/30/2005	EP1600031A2 Device having matched accoustical impedance and method
11/03/2005	WO2005104617A1 Acoustic element
11/02/2005	EP1592281A2 A plane wave channel, a loudspeaker construction, a linear loudspeaker array and a method to generate a plane acoustic wavefront
10/2005
10/27/2005	US20050236769 Wire moving control device of earphone set
10/13/2005	US20050226452 Behind-the-head mounted personal audio set
10/11/2005	US6954406 Acoustical source and transducer having, and method for, optimally matched acoustical impedance
10/06/2005	DE102004017773A1 Rahmen für ein Lautsprechermodul, Lautsprechermodul darauf, und elektronische Vorrichtung mit Lautsprechermodul Framework for a speaker module, speaker module out and electronic device with speaker module
09/2005
09/29/2005	US20050215111 Modular personal audio set and system
09/22/2005	WO2005089015A1 Speaker, module employing it, electronic apparatus and device
09/22/2005	WO2005089011A2 Input signal dependent signal conditioning
09/22/2005	US20050207606 [earphone structure with a composite sound field]
09/22/2005	US20050205350 [speaker module frame, speaker module therewith, and electronic device with speaker module]
09/15/2005	WO2005086531A1 Loudspeaker
09/08/2005	US20050197524 Passive vibration isolation of implanted microphone
08/2005
08/31/2005	EP0995191B1 Mixing audio streams
08/23/2005	US6932187 Protective acoustic cover assembly
08/18/2005	WO2005043949A3 Method for obtaining diagnostic information relating to a patient having an implanted transducer
07/2005
07/14/2005	WO2005029908A3 Loudspeaker with single or dual channel input selector and lockout
06/2005
06/23/2005	WO2005048643A3 Implantable hearing aid transducer interface
06/16/2005	WO2005055642A2 Flat compact-type earphone line case, reel assembly thereof, and method for connecting earphone line to jack line
06/16/2005	WO2005036921A3 Parametric loudspeaker system for isolated listening
06/09/2005	US20050123156 Audio device post extension and angling system
06/09/2005	US20050122439 Acoustic frame for flat screen television
06/02/2005	WO2005051036A2 Behind-the-head mounted personal audio set
05/2005
05/26/2005	WO2005048648A2 Microphone system
05/26/2005	WO2005048647A2 Active vibration attenuation for implantable microphone
05/26/2005	WO2005048646A2 Passive vibration isolation of implanted microphone
05/26/2005	WO2005048643A2 Implantable hearing aid transducer interface
05/19/2005	WO2004080113B1 Device having matched accoustical impedance and method
05/12/2005	WO2005043950A2 Modular personal audio set and system
05/12/2005	WO2005043949A2 Method for obtaining diagnostic information relating to a patient having an implanted transducer
05/12/2005	WO2005022947A3 Parametric tranducer having an emitter film
05/12/2005	US20050101831 Active vibration attenuation for implantable microphone
05/12/2005	US20050101830 Implantable hearing aid transducer interface
05/12/2005	US20050100181 Parametric transducer having an emitter film
05/11/2005	CN1201632C Voice-to-remaining audio (VRA) interactive hearing aid & auxiliary equipment
05/06/2005	WO2005041614A2 Acoustic frame for flat screen television
05/05/2005	US20050096561 Method for obtaining diagnostic information relating to a patient having an implanted transducer
04/2005
04/28/2005	WO2005039234A2 Protective cover assembly
04/21/2005	WO2005036921A2 Parametric loudspeaker system for isolated listening
04/21/2005	WO2005013639A3 Buffer management system, digital audio receiver, headphones, loudspeaker, method of buffer management
04/21/2005	WO2004098230A3 Compositions for acoustic-damping coatings
04/14/2005	US20050077102 Protective acoustic cover assembly
03/2005
03/31/2005	WO2005029908A2 Loudspeaker with single or dual channel input selector and lockout
03/31/2005	WO2004082321A3 Multi-channel digital feedback reducer system
03/31/2005	WO2004080113A3 Device having matched accoustical impedance and method
03/29/2005	US6872761 Expansion microspheres; overcoating a substrate with polymer and filler
03/24/2005	US20050063697 Portable electronic device including swivel accessorial module

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