H04R 1 - Details of transducers

Patents for H04R 1 - Details of transducers (42,173)
05/2011
05/11/2011	CN1706216B Parallelepiped condenser microphone
05/11/2011	CN1596032B 动态转换器 Dynamic Converter
05/11/2011	CN102056071A Wireless headset and electricity-saving method thereof
05/11/2011	CN102056056A Plane voice coil speaker
05/11/2011	CN102056047A Large-radiation angle six to nine-sound source speaker array
05/11/2011	CN102056046A Clapboard of loudspeaker box
05/11/2011	CN102056045A Integrated acoustic horn and lead frame
05/11/2011	CN102056044A Earphone clip
05/11/2011	CN102056043A Earplug type earphone with fixed structure and earplugs with fixed structure
05/11/2011	CN102056042A Intelligent adjusting method and device for prompt tone of electronic device
05/11/2011	CN102056041A Signal collection device for microphone
05/11/2011	CN102056040A Manufacturing method of bezier curve ultrasonic amplifier and product thereof
05/11/2011	CN102056039A Paper loudspeaker box, winding equipment for paper loudspeaker box drum and method for winding paper loudspeaker box drum
05/11/2011	CN102056038A Clamping groove for fixing loudspeaker in plastic case
05/11/2011	CN102056037A Acoustical coupling apparatus
05/11/2011	CN102056036A Reproducing device, headphone and reproducing method
05/11/2011	CN101585949B Oil-proof PVC sheath material for earphone wire
05/11/2011	CN101504457B Laying type conformal array sonar apparatus based on optical fiber grating type optical fiber hydrophone
05/10/2011	US7940953 Magnetic membrane suspension
05/10/2011	US7940952 Electro-acoustic transducer
05/10/2011	US7940950 Electromagnetically-shielded speaker systems and methods
05/10/2011	US7940948 Methods and apparatus for mounting a loudspeaker
05/10/2011	US7940947 Headphone set
05/10/2011	US7940939 Vehicle trunk woofer
05/10/2011	US7938223 Sintered elements and associated systems
05/09/2011	CA2720003A1 Multi-button remote control headset with improved signaling
05/07/2011	CA2720145A1 Shelf
05/05/2011	WO2011053469A1 Self steering directional loud speakers and a method of operation thereof
05/05/2011	WO2011053248A1 Omnidirectional speaker
05/05/2011	WO2011052543A1 Speaker system, video display device, and television receiver
05/05/2011	WO2011052521A1 Speaker device
05/05/2011	WO2011052081A1 Structure for mounting speaker device within spare tire
05/05/2011	WO2011052080A1 Speaker device
05/05/2011	WO2011051659A2 Loudspeakers
05/05/2011	WO2011050862A1 Hearing system comprising an earpiece
05/05/2011	WO2011050532A1 Earphone
05/05/2011	WO2011050411A1 A garment for use with portable electronic devices connected with wiring to one or more earphones
05/05/2011	US20110103637 Earphone with a Movable Push Rod Structure
05/05/2011	US20110103636 Adjustable, dual speaker element in-ear phone
05/05/2011	US20110103635 Headphone
05/05/2011	US20110103632 Integrated acoustic horn and lead frame
05/05/2011	US20110103631 shape-adaptable surface for an audio port
05/05/2011	US20110103621 Thermo-acoustic loudspeaker
05/05/2011	US20110103610 Earphone system and use of an earphone system
05/05/2011	US20110103609 Wireless earphone that transitions between wireless networks
05/05/2011	US20110103608 Electronic device, electronic system, and method for processing signals from an audio accessory thereof
05/05/2011	US20110103607 Luminescent headphones without battery packs
05/05/2011	US20110103606 Modular headphone system
05/05/2011	US20110101912 Battery chargers
05/05/2011	DE202009018004U1 Lautsprecher für Wand- oder Deckeneinbau mit biegeweicher Blattfeder Speakers for wall or ceiling mounting with more bendable leaf spring
05/05/2011	DE102010043189A1 Integrierter akustischer Schalltrichter und Leitungsrahmen Built-in Alarm bell and lead frame
05/05/2011	DE102009059902B3 Reflector device for use in antenna arrangement to attach transducer arrangement of underwater antenna at boat wall of submarine boat, has clamps fastening reflector plate on carrier and incorporating carrier and plate
05/05/2011	DE102007005620B4 Dynamischer Schallwandler, Hörer und Hör-Sprech-Garnitur Dynamic transducer, receiver and headsets set
05/05/2011	CA2778387A1 Omnidirectional speaker
05/04/2011	EP2317776A2 Speaker damper and speaker including the same
05/04/2011	EP2317774A2 Electronic device, electronic system, and method for processing signals from an audio accessory thereof
05/04/2011	EP2317773A2 Method for inspecting the fit of an otoplastic comprising an acoustic regulation element in a human ear
05/04/2011	EP1337351B1 Surface with varying electrical properties
05/04/2011	EP1151635B1 Directional microphone assembly
05/04/2011	CN201821495U Full range loudspeaker
05/04/2011	CN201821490U Sound box
05/04/2011	CN201821489U 音箱 Speakers
05/04/2011	CN201821488U Speaker system used for portable electronic equipment
05/04/2011	CN201821487U Portable audio system
05/04/2011	CN201821486U Air pressure compensating sound box
05/04/2011	CN201821485U Winder
05/04/2011	CN201821484U 拉链式耳机 Zipper earphones
05/04/2011	CN201821483U Earphone with adjustable sound effect
05/04/2011	CN201821482U Earplug type earphone
05/04/2011	CN201821481U Touch earphone device
05/04/2011	CN201821480U Structural improvement of waterproof yacht microphone
05/04/2011	CN201821479U Air-permeable and water-permeable device of electric horn of motor vehicle
05/04/2011	CN201821478U Net cover of sound box
05/04/2011	CN201821477U Sound box mesh cover
05/04/2011	CN201821476U Spherical sound box
05/04/2011	CN201821475U Sound box casing
05/04/2011	CN201821474U Loudspeaker box
05/04/2011	CN201821473U 腕式音箱 Wrist Speaker
05/04/2011	CN201821472U Portable acoustic housing for outdoor exercises
05/04/2011	CN201821471U Novel speaker box hanging bracket
05/04/2011	CN201821470U Dustproof and waterproof net for electroacoustic device
05/04/2011	CN201821469U Novel sound box mask
05/04/2011	CN201821468U Ultrathin sound box
05/04/2011	CN201821467U Audio frequency deconcentrator with sucker
05/04/2011	CN201821466U Portable sound box
05/04/2011	CN201821349U Wireless communication headphone system
05/04/2011	CN201820442U Novel horn
05/04/2011	CN1849843B Headphone with behind-the-head headband
05/04/2011	CN102047687A Personal receiving set
05/04/2011	CN102047686A Wireless earphone that transitions between wireless networks
05/04/2011	CN102047685A Electronic apparatus
05/04/2011	CN102047074A Dimension measuring system
05/04/2011	CN102045617A Eyeglasses with a planar of microphones for assisting hearing
05/04/2011	CN102045616A Sound reproduction device with enhanced low-frequency sound effect
05/04/2011	CN102045615A Microphone
05/04/2011	CN102045614A Method for manufacturing front cover of sounder
05/04/2011	CN102045613A 扬声器模组 Speaker Module
05/04/2011	CN102045612A Electronic device
05/04/2011	CN102044252A Device and method for eliminating noise
05/04/2011	CN102043440A Electronic device capable of accommodating earphone

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