Two line variable word length serial interface
Two methods and two devices for processing an input audio...
Two stage implantable microphone
Two terminal microphone active load gain regulation circuit
Two way device free communications system
Two-channel programmable sound generator with volume control
Two-stage adaptive feedback cancellation scheme for hearing...
Two-stage phasing plug system in a compression driver
Two-tone test signal method for BTSC calibration
Two-way communication device
Two-way communication earpiece
Two-way communications device having a single transducer
Two-wire conference apparatus with echo canceler without...
Two-wire interface for digital microphones
Two-wired hearing aid system utilizing two-way communication...
Ultra bass
Ultra directional speaker system and signal processing...
Ultra high resolution loudspeaker system
Ultra low frequency transducer and loud speaker comprising same
Ultra small microphone array