Low-distortion loudspeaker
Low-energy-content voice detection apparatus
Low-frequency audio enhancement system
Low-inductance electromagnetic drive without driving the...
Low-noise directional microphone system
Low-pass filter circuit
Low-pitched sound creator
Low-power on-chip headset switch detection
Low-powered loud speaker provided with echo generator
Low-profile transducer
Low-profile tweeter with lateral air chamber
Low-radiation electromagnetic earpiece
Lower sideband modulation distortion cancellation
LPC pole encoding using reduced spectral shaping polynomial
LPC Word recognizer utilizing energy features
LSP Voice synthesizer
Lumped parameter resonator of a piezoelectric speaker