Circuits, systems and methods for volume control in low...

Details Circuits, systems and methods for volume control in low... Circuits, systems and methods for volume control in low...

2007-02-06

2007-02-06

Nguyen, Linh (Department: 2819)

Coded data generation or conversion

Analog to or from digital conversion

Differential encoder and/or decoder

C341S144000, C341S118000, C341S120000

Reexamination Certificate

active

10912627

ABSTRACT:
A method of amplitude control in a 1-bit digital system includes the step of scaling the stream of 1-bit data by a scaling factor corresponding to a selected output amplitude. The scaled data is modulated and the resulting modulated, scaled data is converted from digital to analog form.

REFERENCES:
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patent: 5717715 (1998-02-01), Claydon et al.
patent: 5877716 (1999-03-01), Tagami
patent: 6011501 (2000-01-01), Gong et al.
patent: 6340940 (2002-01-01), Melanson
patent: 6400294 (2002-06-01), Ichimura et al.
patent: 6518838 (2003-02-01), Risbo
patent: 2002/0018013 (2002-02-01), Nakao et al.

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