Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 1 - Details of transducers
Patents for H04R 1 - Details of transducers (42,173)
09/2012
09/12/2012CN202435554U Player of loudspeaker box
09/12/2012CN202435553U Sound box with storage space
09/12/2012CN202435552U Combined loudspeaker box with telescopic box body
09/12/2012CN202435551U Audio/video frequency device
09/12/2012CN202435550U Card sound box
09/12/2012CN202435549U Portable foldable sound box
09/12/2012CN202435548U Loudspeaker adjusting knob
09/12/2012CN202429298U Review mirror sound equipment
09/12/2012CN1943273B Sound image localization controller
09/12/2012CN102668600A Audio monitoring system
09/12/2012CN102668595A Speaker system, video display device, and television receiver
09/12/2012CN102668523A An apparatus for use in portable devices
09/12/2012CN102665157A Sound box
09/12/2012CN102665156A Virtual 3D replaying method based on earphone
09/12/2012CN102665155A Printed circuit board (PCB) of Bluetooth earphone
09/12/2012CN102665154A Pickup hole structure for microphone (MIC)
09/12/2012CN102665153A Novel microphone
09/11/2012US8265331 Earpiece for communications
09/11/2012US8265330 Material for speaker device and speaker device using it
09/11/2012US8265329 Compact housing for portable electronic device with internal speaker
09/11/2012US8265323 Earphone with removable component
09/11/2012US8265320 Loudspeaker
09/11/2012US8265319 Expandable speaker assemblies for portable media devices
09/11/2012US8265317 Electronic device
09/11/2012US8265308 Apparatus including two housings and a piezoelectric transducer
09/11/2012US8265299 Method and an apparatus for processing an audio signal
09/11/2012US8265298 Loudspeaker system
09/07/2012WO2012117738A1 Electronic apparatus and manufacturing method for electronic apparatus
09/07/2012WO2012117476A1 Waterproof sound-transmitting film and electrical product
09/07/2012WO2012117229A1 Loudspeaker
09/07/2012WO2012079028A3 Audio speaker assembly
09/07/2012WO2011097666A3 Head set
09/07/2012CA2766660A1 Speaker apparatus
09/06/2012US20120225701 Protective Case Having Retractable Earbuds
09/06/2012US20120224740 Speaker with magnetic field enhancing washer and disk
09/06/2012US20120224739 Cartridge for Managing Ear Bud Cables Having Annular Audio Contacts
09/06/2012US20120224738 Cartridge for managing ear buds
09/06/2012US20120224737 Cartridge for managing ear bud cables
09/06/2012US20120224736 Unidirectional Dynamic Microphone
09/06/2012US20120224735 System and Method for Reducing Baffle Vibration
09/06/2012US20120224728 Speaker assembly incorporating woofer and tweeter
09/06/2012US20120224727 Ribbon transducer provided with dyanmic tensioning system
09/06/2012US20120224726 Mems-microphone
09/06/2012US20120224710 Headset electronics
09/06/2012US20120224709 Voice activation system and method and communication system and method using the same
09/06/2012US20120223620 Multi-aperture acoustic horn
09/06/2012US20120222541 Sound adjusting system and electronic musical instrument
09/06/2012DE102012202421A1 Microelectromechanical systems transducer device mounted to circuit board comprises package substrate having first coefficient of thermal expansion, and transducer substrate comprising transducer and disposed over package substrate
09/06/2012DE102011011041B4 Lautsprechereinheit mit Halterung Speaker unit with bracket
09/06/2012DE102008017507B4 Aus mehreren Lautsprechern mit Schnappverbindungen zusammengestellte Lautsprechergruppe Multi-speaker with snap connectors assembled speaker group
09/05/2012EP2496000A2 Receiving sound at a teleconference phone
09/05/2012EP2495993A1 Telescopic loudspeaker
09/05/2012EP2495992A1 Speaker system, video display device, and television receiver
09/05/2012EP2495991A1 Packaging of acoustic volume increasing materials for loudspeaker devices
09/05/2012EP2495990A1 Speaker device
09/05/2012EP2495989A2 Headphones with touch input unit, and mobile device allowing for the connection to the headphones
09/05/2012EP2494790A1 Self steering directional loud speakers and a method of operation thereof
09/05/2012CN202425242U Video viewing device with earphones
09/05/2012CN202425013U Tidal energy deep water warning sound system
09/05/2012CN202425012U Structure of sound basin folded ring and basin frame of loudspeaker
09/05/2012CN202425011U High-fidelity plastic housing sound box system with storage battery
09/05/2012CN202425010U Loudspeaker box
09/05/2012CN202425009U Earphone switching line and jointly-used earphone
09/05/2012CN202425008U Portable headset
09/05/2012CN202425007U Earphone with retractable line
09/05/2012CN202425006U Warm-keeping earphone type MP3 (MPEG Audio Layer 3) player
09/05/2012CN202425005U Earphone container
09/05/2012CN202425004U Noise-cancelling headset
09/05/2012CN202425003U Earphone device with switchable signal transmission
09/05/2012CN202425002U Earphone with angle regulating function
09/05/2012CN202425001U Earphone winding box
09/05/2012CN202425000U Multimedia head-type lecture listening device
09/05/2012CN202424999U Portable folding headset
09/05/2012CN202424998U Earphone
09/05/2012CN202424997U Detachable headset
09/05/2012CN202424996U Concealed hanging-rope earphone
09/05/2012CN202424995U Earphone
09/05/2012CN202424994U Pendant earphone twining rod
09/05/2012CN202424993U Portable multi-plug earphone device
09/05/2012CN202424992U Earphone allowing user to manually take up lead
09/05/2012CN202424991U Earphone cord winder
09/05/2012CN202424990U Bluetooth headset device capable of dialing
09/05/2012CN202424989U Novel earphone
09/05/2012CN202424988U Novel earphone
09/05/2012CN202424987U Visual headset
09/05/2012CN202424986U Wireless earphone with light emitting diode (LED) light
09/05/2012CN202424985U Necklace type earphone
09/05/2012CN202424984U Novel shockproof microphone
09/05/2012CN202424983U Handheld microphone
09/05/2012CN202424982U Microphone
09/05/2012CN202424981U Microphone marking component
09/05/2012CN202424980U Microphone assembly with earphone function
09/05/2012CN202424979U Interface microphone special for teaching
09/05/2012CN202424978U Spectacles wearing type microphone
09/05/2012CN202424977U Wireless emitter with novel switch structure
09/05/2012CN202424976U Novel remote control microphone
09/05/2012CN202424975U Sound box and mobile terminal equipment
09/05/2012CN202424974U Multifunctional convenient sound box
09/05/2012CN202424973U Miniature speaker sound chamber
09/05/2012CN202424972U Speaker module
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