Patents for H04R 9 - Transducers of moving-coil, moving-strip, or moving-wire type (11,486)
02/2012
02/08/2012CN102348154A Miniature moving coil type energy transducer
02/08/2012CN102348153A Micro moving-coil type electro-acoustic converter
02/08/2012CN102348152A Multifunctional speaker using mesh cover
02/07/2012US8111870 Electrodynamic transducer and use thereof in loudspeakers and geophones
02/07/2012US8111869 Speaker device
02/07/2012US8111868 Speaker device
02/07/2012US8111856 Variable directional microphone unit and variable directional microphone
02/07/2012US8111855 Microphone assembly and a portable electronic device using the microphone assembly
02/07/2012US8111836 System and method using a phased array of acoustic generators for producing an adaptive null zone
02/02/2012WO2012015145A2 Multifunctional speaker using a mesh cover
02/02/2012WO2012015144A2 Multifunctional speaker with deformation prevention structure
02/02/2012US20120027245 Transducers with improved viscous damping
02/01/2012EP2412175A1 Bone conduction transducer with improved high frequency response
02/01/2012CN202135306U 动圈式电声转换器 Dynamic electro-acoustic transducer
02/01/2012CN202135305U 改进内磁式扬声器磁气回路装置结构 Improved internal magnetic speaker magnetic circuit device structure
02/01/2012CN202135304U 被动辐射器 Passive radiator
02/01/2012CN202135303U 微型双磁钢磁路乐音喇叭 Miniature dual tone horn magnet magnetic circuit
02/01/2012CN202135302U 发声器 Sounders
02/01/2012CN202135301U Minisize sound production member
02/01/2012CN1905759B 扬声器阻尼器及安装扬声器阻尼器的方法 Speaker damper and damper installation method speaker
02/01/2012CN1819710B 反射板减振 Reflective plate vibration
02/01/2012CN102340726A Dynamic speaker system
02/01/2012CN102340725A Loudspeaker and vibrating diaphragm thereof
02/01/2012CN102340724A Micro speaker having a linear vibration structure, and method for manufacturing same
02/01/2012CN101916567B 应用于双麦克风系统的语音增强方法 Voice applied to dual-microphone system enhancement
02/01/2012CN101237716B 扬声器单元和扬声器装置 Speaker unit and speaker system
02/01/2012CN101185372B 电声换能器 Electro-acoustic transducer
01/2012
01/31/2012US8107664 Cap with bluetooth headset
01/31/2012US8107662 Porting
01/26/2012US20120019689 Electronic apparatus for generating beamformed audio signals with steerable nulls
01/25/2012EP2410767A1 MEMS dynamic pressure sensor, in particular for microphone-making applications
01/25/2012EP2410766A1 Speaker device
01/25/2012EP2409496A1 Improvements to loudspeakers
01/25/2012CN202127507U Multi-sound cone speaker
01/25/2012CN202127506U Novel loudspeaker
01/25/2012CN202127505U Full-frequency vibration loudspeaker
01/25/2012CN202127504U Magnetic circuit system
01/25/2012CN102334346A Voice coil for speaker device, and speaker device
01/25/2012CN102333270A Sounder
01/24/2012US8103044 Speaker device
01/24/2012US8103038 Boundary microphone
01/24/2012US8103034 Mounting device and speaker assembly having the same
01/24/2012US8102015 Microphone package with minimum footprint size and thickness
01/19/2012US20120014552 Microphone housing with disassembly protection for a cap thereof
01/19/2012US20120014550 Speaker unit to be used for projector
01/18/2012EP2408219A1 Micro speaker
01/18/2012CN202121770U Power amplifier output driving and induced voltage driving compound type full frequency loudspeaker
01/18/2012CN202121769U Cover type loudspeaker of mobile terminal
01/18/2012CN202121768U Thin type loudspeaker
01/18/2012CN202121767U Large power voice coil
01/18/2012CN202121766U Vibratile loudspeaker
01/18/2012CN202121765U Multifunctional loudspeaker with grille
01/17/2012US8098877 Vibration speaker and a portable electronic device comprising the vibration speaker
01/17/2012US8098852 Acoustic reflector and energy storage for media assemblies
01/17/2012US8098546 Geophone having improved sensitivity
01/12/2012WO2012006212A1 Earphone driver and method of manufacture
01/12/2012WO2012005433A2 Multi-functional micro speaker
01/12/2012WO2011105844A3 Flat diaphragm and planar speaker using same
01/12/2012US20120008812 Loudspeaker
01/11/2012CN202111855U Moving coil type electroacoustic transducer
01/11/2012CN202111854U Miniature sound producing device
01/11/2012CN202111853U Ultrathin flat plane speaker
01/11/2012CN202111852U Disc type spring resonance sound generator
01/11/2012CN202111851U Miniature sounding device
01/11/2012CN202111850U 发声器 Sounders
01/11/2012CN202111849U Hysteresis-free electrodynamic transducer with dynamic impedance corrective loop
01/11/2012CN202111848U Mini-type sound producing device
01/11/2012CN202110784U Movable advertising board
01/11/2012CN102316401A Multi-functional micro speaker
01/11/2012CN102316400A Horn and portable electronic device adopting same
01/11/2012CN102316399A Slim-type speaker
01/11/2012CN102316398A Speaker device
01/10/2012US8094867 Speaker, yoke thereof and method for manufacturing yoke
01/10/2012US8094866 Loudspeaker without extraneous cone forces due to air trapped behind the dust cover
01/10/2012US8094857 Sing-along stand with performance interface configured to display a music storage/playback device
01/10/2012US8094856 Microphone coupler for a communication device
01/04/2012EP1382221B1 Inertial exciter for loudspeaker
01/04/2012CN202103841U Loudspeaker with elastic terminal
01/04/2012CN202103840U High-power loudspeaker
01/04/2012CN202103839U Dual-driver loudspeaker
01/04/2012CN202103838U Loudspeaker with composite diaphragm
01/04/2012CN202103837U Enhanced passive radiator
01/04/2012CN202103836U Loudspeaker vibrating diaphragm and loudspeaker
01/04/2012CN202103835U High-performance vibration type loudspeaker
01/04/2012CN202103834U Sounding device of underground untethered transmission system
01/04/2012CN202103833U Double-cone thin type loudspeaker possessing step structure
01/04/2012CN202103832U Sounding device
01/04/2012CN202103831U T-shaped iron die
01/04/2012CN102308595A Speaker device
01/04/2012CN102307324A Insert molded surround with mechanical support
01/04/2012CN101044788B Speaker
01/03/2012US8090131 Steerable acoustic waveguide
01/03/2012US8090130 Highly portable media devices
01/03/2012US8090123 Microphone
12/2011
12/29/2011WO2011162457A1 Micro-speaker of an amplifier-mounting type
12/29/2011US20110317867 Speaker unit and portable information terminal
12/29/2011US20110317862 Sound pickup apparatus
12/28/2011EP2400784A1 Inner magnetic transducer with multiple magnectic gaps and multiple coils and preparation method thereof
12/28/2011CN202095087U 一种长条形扬声器 A long-speaker bar
12/28/2011CN202095086U 电动式扬声器 Electric loudspeaker
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