Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type
Patents for H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486)
10/2005
10/05/2005CN1679373A Dynamic micro speaker with dual suspension
10/05/2005CN1678132A Speaker apparatus
10/05/2005CN1678131A Speaker for mobile terminals and manufacturing method thereof
09/2005
09/29/2005WO2005091674A1 Multifunction vibration actuator and portable terminal device
09/29/2005WO2005091673A1 Multi-function type oscillation actuator and mobile terminal device
09/29/2005US20050213789 Component arranged directly on a t-coil
09/29/2005US20050213787 Microphone assembly with preamplifier and manufacturing method thereof
09/29/2005US20050211498 Electronoc apparatus having speaker unit incorporated therein
09/29/2005DE19616794B4 Lautsprecher Speaker
09/28/2005EP1581027A2 Speaker
09/28/2005EP1581025A2 Electronic apparatus having speaker unit incorporated therein
09/28/2005EP1579346A2 Automatic digital music library builder
09/28/2005CN2730066Y Wave reinforced structure
09/28/2005CN1675960A Loudspeaker with inverted cone
09/28/2005CN1675846A Subminiature bone vibrating speaker using the diaphragm and mobile phone thereby
09/28/2005CN1674718A Loudspeaker elastic wave wire structure and producing method thereof
09/28/2005CN1674717A Electronic apparatus having speaker unit incorporated therein
09/22/2005WO2005089015A1 Speaker, module employing it, electronic apparatus and device
09/22/2005WO2005089012A1 Speaker, and module, electronic apparatus, and device that use the speaker
09/22/2005WO2005086734A2 Electro-acoustic transducer
09/22/2005US20050207612 Loudspeaker with a first and a second diaphragm body
09/22/2005US20050207611 Drive unit for electro-acoustic converter with radially magnetized permanent magnetic bars
09/22/2005US20050207610 Multifunction speaker
09/22/2005US20050207609 Transducer for tactile applications and apparatus incorporating transducers
09/22/2005US20050207601 Drive unit for electro-acoustic converter with dual magnetic circuits sharing permanent magnet
09/22/2005US20050205350 [speaker module frame, speaker module therewith, and electronic device with speaker module]
09/22/2005DE202005006652U1 Voltage-tolerant combination of acoustic device and loudspeaker membrane e.g. for cableless communication, has magnetic induction body mounted under acoustic device fixed on oscillatory membrane
09/22/2005CA2557038A1 Electro-acoustic transducer
09/21/2005EP1576850A1 Audio speaker and method for assembling an audio speaker
09/21/2005CN2728150Y An ultra-thin electroacoustical transducer
09/21/2005CN2728149Y Radio FM earphone with read repeat function
09/21/2005CN2728148Y 一种音箱 Sound box
09/21/2005CN1672461A One-magnet rectangular transducer
09/21/2005CN1672458A Electroacoustic transducer with built in transducer circuit
09/21/2005CN1672457A Sound transducer comprising a small rear volume chamber
09/21/2005CN1672114A Mobile handset and assembly having multi-loudspeaker system
09/21/2005CN1671251A Multifunction speaker
09/21/2005CN1671250A Speaker
09/15/2005WO2005086530A1 Speaker
09/15/2005WO2005086529A1 Speaker and method of manufacturing the same
09/15/2005WO2005086522A1 Bone conduction device
09/15/2005WO2005085508A1 Woven or knitted fabric, diaphragm for speaker, and speaker
09/15/2005WO2005011323A3 Self-adjustment of acoustic and light amplitudes
09/15/2005US20050201589 Thin speaker and method of manufacturing the speaker
09/15/2005US20050201588 Speaker
09/15/2005US20050201587 Speaker
09/15/2005US20050201586 Electro-acoustic transducer
09/15/2005US20050201583 Low frequency surface array
09/15/2005US20050201582 Optimum driver spacing for a line array with a minimum number of radiating elements
09/15/2005CA2558300A1 Bone conduction device
09/14/2005EP1575333A2 Speaker
09/14/2005EP1574841A1 Photoacoustic gas sensor
09/14/2005CN2726259Y Portable plate loudspeaker
09/14/2005CN2726258Y Voice coil formed by internally and externally coiling
09/14/2005CN1668140A Speaker
09/14/2005CN1667396A Photoacoustic gas sensor
09/14/2005CN1219413C Optical display loudspeaker
09/13/2005US6944311 Speaker for vehicle
09/13/2005US6944310 Speaker apparatus
09/13/2005US6944306 Harmonic amplifier and corresponding electro-acoustic transducer
09/13/2005US6942741 Magnetic recording media
09/09/2005WO2005084073A1 Multifunction type vibration actuator and portable communication equipment
09/08/2005US20050196012 Acoustic loudspeaker
09/08/2005US20050196011 Structure of rising part of coil
09/08/2005US20050196000 Moving ribbon microphone
09/08/2005US20050195987 Acoustic system
09/08/2005US20050194203 Planar speaker edge
09/07/2005EP1571877A2 Structure of rising part of coil
09/07/2005EP1571876A1 Speaker and device using the same
09/07/2005EP1571873A1 Acoustic system
09/07/2005CN2724343Y Moving-oil microphone suitable for multiple interface circuit
09/07/2005CN2724342Y Speaker location support sheet
09/07/2005CN2724338Y Loudspeaker of leading wire pass through support sheet structure
09/07/2005CN1666567A Panel-shaped loudspeaker
09/07/2005CN1665346A Acoustic system
09/07/2005CN1664962A Structure of rising part of coil
09/07/2005CN1218609C Electroacoustic transducer having diaphragm with coil mounting projections and interposed stabilizing walls
09/06/2005US6940992 Push-push multiple magnetic air gap transducer
09/06/2005US6940991 Damper for loudspeaker and method for manufacturing same
09/01/2005WO2005079266A2 Audio speaker with wobble free voice coil movement
09/01/2005US20050190946 Dual-gap transducer with radially-charged magnet
09/01/2005US20050190945 Shorting ring fixture for electromagnetic transducer
09/01/2005US20050190944 Unidirectional condenser microphone unit
09/01/2005DE10393463T5 Hörhilfe, Trainingsvorrichtung, Spielvorrichtung und Schallausgabevorrichtung Hearing aid, training device, gaming device and sound output device
08/2005
08/31/2005CN1663322A Electro-dynamic planar loudspeakers
08/31/2005CN1663320A Audio speaker and method for assembling an audio speaker
08/31/2005CN1662099A Electroacoustic transducer
08/31/2005CN1662098A Long round loudspeakers
08/25/2005US20050185818 Voice coil bobbin and speaker
08/25/2005US20050185816 Loudspeaker driver having a removable diaphragm assembly, parts kit and method for rebuilding a loudspeaker driver in the field
08/25/2005US20050185807 Condenser microphone
08/25/2005US20050184607 Exciter for directly vibrating board
08/25/2005DE102005007074A1 Multifunktionslautsprecher Multifunctional Speaker
08/24/2005CN1658708A Multifunction speaker
08/24/2005CN1658707A Exciter for directly vibrating board
08/23/2005US6934402 Planar-magnetic speakers with secondary magnetic structure
08/18/2005US20050181659 Electro-acoustic transducer
08/18/2005US20050180593 Multifunction speaker
08/18/2005US20050180592 Acoustic apparatus
08/18/2005US20050180591 Speaker
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