Apparatus for enhancing stereo effect with central sound image m

Details Apparatus for enhancing stereo effect with central sound image m Apparatus for enhancing stereo effect with central sound image m

1995-12-11

1998-11-17

Harvey, Minsun Oh

Electrical audio signal processing systems and devices

Binaural and stereophonic

Pseudo stereophonic

381 1, H04R 500

Patent

active

058388001

ABSTRACT:
A system for enhancing the effect of stereo audio signals while maintaining the central audio image includes an expander circuit that tracks the monaural information that is common to both left and right channels and that uses such monaural information to control variable attenuators that influence the inputs to the left and right audio image placement filters.

REFERENCES:
patent: 4812921 (1989-03-01), Mitsuhashi
patent: 4841573 (1989-06-01), Fujita
patent: 5440638 (1995-08-01), Lowe

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