Electromagnetic transducer and portable communication device

Electromagnetic transducer for generating sound in hearing...

Electromagnetic transducer having a low reluctance return path

Electromagnetic transducer having multiple magnetic air gaps...

Electromagnetic transducer with asymmetric diaphragm

Electromagnetic transducer with eccentrically mounted voice...

Electromagnetic vibrator

Electromechanical and electroacoustic transducer

Electromechanical transducer and method for transforming...

Electromechanical transducer and method for transforming...

Electrostatic speaker with moveable diaphragm edges

Elliptical dome for high frequency transducer

Energy converter with two coils and two magnetic gaps

Enhanced efficiency planar transducers

Evenly elastically deformable damper for speaker

Ferrofluid centered voice coil speaker

Fiber-honeycomb-fiber sandwich speaker diaphragm and method

Field layer speaker for consumer products

Field serviceable planar loudspeaker

Flat panel loudspeaker arrangement