LandOfFree - US Patents - Listing for Electrical audio signal processing systems and devices

Electrical audio signal processing systems and devices – Including amplitude or volume control

Signal strength adapter circuit

Electrical audio signal processing systems and devices – Directive circuits for microphones

Signal summing non-microphonic differential microphone

Electrical audio signal processing systems and devices – Binaural and stereophonic – Hearing aid

Signal synthesizer

Electrical audio signal processing systems and devices – Monitoring/measuring of audio devices – Loudspeaker operation

Signal synthesizer apparatus

Electrical audio signal processing systems and devices – Binaural and stereophonic – Quadrasonic

Signal synthesizing

Electrical audio signal processing systems and devices – Including frequency control

Signal transfer and system utilizing transmission lines

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having acoustic wave modifying structure

Signal-horn

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Signaling system for FM transmission systems

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Adjacent ear

Silencer

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Adjacent ear

Silencer

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Adjacent ear

Silencer

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Within duct

Silencer for attenuating a sound or noise transmitted through an

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Adjacent ear

Silencing apparatus

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Adjacent ear

Silencing apparatus operable to reduce vehicle noise at a teleph

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic

Silent heat dissipation device

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Microphone capsule only

Silicon based condenser microphone and packaging method for...

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Microphone capsule only

Silicon condenser microphone having additional back chamber...

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Microphone capsule only

Silicon microphone with enhanced impact proof structure...

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Microphone capsule only

Silicon-based sensor system