Ceiling speaker and signal source

Details Ceiling speaker and signal source Ceiling speaker and signal source

1996-02-27

1998-05-05

Oh, Minsun

Electrical audio signal processing systems and devices

Binaural and stereophonic

Pseudo stereophonic

381 19, 381 1, 381 23, H04R 500

Patent

active

057487464

ABSTRACT:
A system for controlling distribution of sound in a multi-channel sound system such as a "surround sound" system in a movie theater. Control signals are used to steer, or distribute, portions of the sound signal between designated speakers. In a preferred embodiment the control signals are provided with the sound signals, themselves, and are separated from the sound signals by using a pilot signal or signals.

REFERENCES:
patent: 4190737 (1980-02-01), Dollen
patent: 4316058 (1982-02-01), Christensen
patent: 4792974 (1988-12-01), Chace
patent: 5189703 (1993-02-01), Holman
patent: 5199075 (1993-03-01), Fosgate
patent: 5251260 (1993-10-01), Conates

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