232136 ⎘
Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by but not provided for in any of its subgroups Aspects regarding the stray flux internal or external to the magnetic circuit, e.g. shielding, shape of magnetic circuit, flux compensation coils
ACOUSTIC ELECTRODYNAMIC ACTUATOR WITH STRUCTURED END FACE OF OUTER MAGNETIC CIRCUIT PART AND OUTPUT DEVICE THERETO
#2DIAPHRAGMS, AIR CONDUCTION SPEAKERS, AND WEARABLE ELECTRONIC DEVICES
#3DIAPHRAGMS, AIR CONDUCTION SPEAKERS, AND WEARABLE ELECTRONIC DEVICES
#4LOUDSPEAKERS AND ELECTRONIC DEVICES
#5SPEAKER
#6EAR-CLIP EARPHONES
#7Acoustic electromagnetic actuator with high magnetic flux density in outer magnetic circuit part and output device thereto
#8VIBRATION TRANSMISSION SHEETS, BONE-CONDUCTING LOUDSPEAKERS, AND EARPHONES
#9EARPHONES
#10EARPHONES
#11ELECTROMAGNETIC TRANSDUCER WITH SPECIFIC INTERNAL GEOMETRY
#12HYBRID SOUND RADIATION DEVICE FOR VIBRATING A HEAVY-WEIGHT RIGID PLATE AT AUDIO FREQUENCIES
#13LOUDSPEAKERS AND ELECTRONIC DEVICES
#14LOUDSPEAKERS AND ELECTRONIC DEVICES
#15SPEAKER DEVICE
#16Double-sided Sounding Device
#17MAGNETIC RETENTION SYSTEM
#18Audio Transducer With Forced Ventilation of Motor and Method
#19ELECTRODYNAMIC VIBRATION EXCITER
#20Audio transducer with forced ventilation of motor and method
#21Magnetic retention system
#22Loudspeaker and electronic apparatus
#23IMPROVEMENTS IN AND RELATING TO LOUDSPEAKER MAGNET ASSEMBLIES
#24Audio device transducer and associated systems and methods
#25Sound-producing apparatus, acoustic module provided with sound-producing apparatus, and electronic device
#26Speaker
#27BONE CONDUCTION MAGNETIC RETENTION SYSTEM
#28Electromagnetic transducer with specific internal geometry
#29Audio transducer with forced ventilation of motor and method
#30Bone conduction device including a balanced electromagnetic actuator having radial and axial air gaps
#31Electro-magnetic motor geometry with radial ring and axial pole magnet
#32Loudspeaker assembly, sound generating apparatus and electronic device
#33Sound generator and electronic product
#34Wearable audio device
#35Loudspeaker
#36Loudspeaker with dual plate structure
#37Hybrid speaker
#38Magnet assembly for a loudspeaker and loudspeaker with such a magnet assembly
#39Electric motor
#40Bone conduction device including a balanced electromagnetic actuator having radial and axial air gaps
#41Electric motor
#42Bone conduction magnetic retention system
#43Sound Transducer
#44Dome tweeter
#45Transducer and method of operation
#46Magnetic field shielding apparatus
#47Electronic device having structure for shielding magnetic force
#48Electric motor
#49Loudspeaker structure
#50Electronic device with speaker
#51Loudspeaker
#52Electromagnetic transducer with specific internal geometry
#53Loudspeaker magnetic circuit and loudspeaker equipped with same
#54Method of manufacturing a sound transducer
#55Transmitter with improved sensitivity and shielding
#56Bone conduction device including a balanced electromagnetic actuator having radial and axial air gaps
#57Transducer
#58Speaker
#59Speaker
#60Speaker
#61Magnetic shielding and communication coil
#62One piece frame for a component in an electronic device
#63Speaker apparatus
#64Electromagnetic signal converter for an osteophone
#65Acoustic device
#66MEMS microphone package
#67Loudspeaker
#68Acoustic transducer assembly
#69Wiring structure for electroacoustic transducer for digital signal and headphone for digital signal
#70Speaker control device
#71Transducer and method of operation
#72Moving coil motor arrangement with a sound outlet for reducing magnetic particle ingress in transducers
#73Bone conduction magnetic retention system
#74Speaker apparatus
#75Transmitter with improved sensitivity and shielding
#76Speaker structure
#77Voice coil speaker
#78Bone conduction device including a balanced electromagnetic actuator having radial and axial air gaps
#79Transducer and method of operation
#80Low profile loudspeaker transducer
#81Electro-acoustic transducer
#82STRUCTURE OF SPEAKER DRIVER
#83Electrodynamic loudspeaker with conducting elements
#84Miniature electroacoustic transducer and assembling method thereof
#85Acoustic transducer
#86Shielded audio apparatus
#87Loudspeaker magnetic circuit and loudspeaker using same
#88Electromagnetic transducer with specific internal geometry
#89Electromagnetic transducer with air gap substitute
#90Reducing inductive heating
#91Long-throw acoustic transducer
#92Loudspeaker and equipment including the same
#93Dust protection of sound transducer
#94Transmitter with improved sensitivity and shielding
#95Loudspeaker and electronic equipment including the loudspeaker
#96Magnetic shielding apparatus
#97Systems and methods for reducing stray magnetic flux
#98Magnetic shielding apparatus
#99Bone conduction device including a balanced electromagnetic actuator having radial and axial air gaps
#100Moving iron unit for loudspeakers
#101LOUDSPEAKER HAVING IMPROVED COOLING SYSTEM INTEGRALLY FORMED ON SPEAKER FRAME
#102Low profile loudspeaker
#103Dust protection of sound transducer
#104Inductive electroacoustic transducer
#105RF shielding for acoustic devices
#106Low rise speaker assembly having a dual voice coil driver
#107Bone conduction device including a balanced electromagnetic actuator having radial and axial air gaps
#108SPEAKER AND YOKE THEREOF
#109Speaker and electronic apparatus and device using the same
#110Speaker having center pleat
#111Split magnet loudspeaker
#112Unidirectional condenser microphone unit
#113Boundary microphone
#114Ribbon transducer with improved distortion characteristics
#115ELECTROMAGNETICALLY-SHIELDED SPEAKER SYSTEMS AND METHODS
#116MAGNETOSTRICTIVE ACTUATOR AND SPEAKER AND DEVICE USING SAID MAGNETOSTRICTIVE ACTUATOR
#117SPEAKER DEVICE
#118Ironless and leakage free coil transducer motor assembly
#119LONG EXCURSION LOUDSPEAKER WITH CLOSED MAGNETIC CIRCUIT AND RIBBED ROBBIN EXTENDING THROUGH SLOTTED YOKE
#120MAGNET ASSEMBLY FOR A LOUDSPEAKER
#121Magnetic structure for an ironless electrodynamic-loudspeaker motor, motors and loudspeakers
#122Push-pull type speaker device and method of manufacturing the same
#123SPEAKER UNIT
#124Sound producing system
#125Low cost motor design for rare-earth-magnet loudspeakers
#126Audio Device
#127SPEAKER, AND MODULE, ELECTRONIC APPARATUS, AND DEVICE THAT USE THE SPEAKER
#128Voice coil and speaker
#129Loudspeakers, systems and components thereof
#130SPEAKER AND ELECTRONIC APPARATUS AND DEVICE USING THE SAME
#131Electrodynamic transducer and use thereof in loudspeakers and geophones
#132Loudspeaker magnetic flux collection system
#133Magnetic circuit
#134Electro-Acoustic Transducer And A Method For Assembly Thereof
#135Magnetic circuit for speaker device and speaker device
#136Electrodynamic electroacoustic transducer and electronic device
#137Speaker device
#138Speaker, and module, electronic apparatus, and device that use the speaker
#139Electromagnetically-shielded speaker systems and methods
#140Semi-radially-charged conical magnet for electromagnetic transducer
#141Magnetically tapered air gap for electromagnetic transducer
#142Loudspeakers, systems, and components thereof
#143Speaker, module employing it, electronic apparatus and device
#144Electro-acoustic transducer
#145Magnetic circuit having dual magnets, speaker and vibration generating apparatus using the same
#146External speaker for mobile phone for preventing malfunction of a mobile phone caused by a leakage magnetic field
#147Radio frequency shielding for receivers within hearing aids and listening devices
#148Gasket for reducing electromagnetic interference in a boundary microphone
#149Loudspeaker, systems, and components thereof
#150Dual-gap transducer with radially-charged magnet
#151Electromagnetic transducer having a low reluctance return path
#152Speaker device
#153Electromagnetic transducer having multiple magnetic air gaps whose magnetic flux is in a same direction
#154Magnetic field cancelling audio devices
#155Electrodynamic actuator for acoustic oscillations
#156Magnetic field canceling audio devices
#157Magnetic field canceling audio devices
#158Electromagnetic transducer having paired Halbach arrays
#159Electromechanical transducer with non-circular voice coil
#160Dual ring magnet apparatus
#161Dual ring magnet apparatus