Method for converting two-channel audio system into...

Details Method for converting two-channel audio system into... Method for converting two-channel audio system into...

2005-08-02

2005-08-02

Mei, Xu (Department: 2644)

Electrical audio signal processing systems and devices

Binaural and stereophonic

Pseudo stereophonic

C381S001000, C381S120000, C381S027000

Reexamination Certificate

active

06925184

ABSTRACT:
The present invention provides a method to convert the conventional two-channel uncoded audio system into multichannel system. There is no coding/decoding procedure in the invention, but just process the phases of the original two audio channels to provide different audio sources for surrounding distribution and achieve the best effect of reproducing the original audios. The present invention also provides an audio processor for implementing the method.

REFERENCES:
patent: 4097688 (1978-06-01), Ochi
patent: 4479235 (1984-10-01), Griffis
patent: 5400411 (1995-03-01), Lee
patent: 5497425 (1996-03-01), Rapoport
patent: 5504819 (1996-04-01), Fosgate

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