Method for gradually adjusting the volume level of a digital...

Details Method for gradually adjusting the volume level of a digital... Method for gradually adjusting the volume level of a digital...

2003-10-27

2008-12-16

Ni, Suhan (Department: 2615)

Data processing: generic control systems or specific application

Specific application, apparatus or process

Digital audio data processing system

C381S104000, C381S107000

Reexamination Certificate

active

07467020

ABSTRACT:
According to the claimed invention, a DSP is disclosed. The DSP comprises a processing unit for processing the data stream, a first memory coupled to the processing unit for storing a destination volume value, and a second memory coupled to the processing unit for storing a time_determining value wherein the processing unit adjusts the volume of the signal stored in the data stream according to the time_determining value such that the adjustment from a current volume value of the signal to the destination volume value is accomplished within a predetermined time.

REFERENCES:
patent: 4550425 (1985-10-01), Andersen et al.
patent: 4726067 (1988-02-01), Alonso
patent: 6535611 (2003-03-01), Lau
patent: 6868162 (2005-03-01), Jubien et al.
http://www.misticriver.net/archive/index.php/t-36224.html.

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