Low noise digital to pulse width modulated converter with audio applications

United States of America Patent

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Aug 4, 2009
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Apr 12, 2007
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Sep 26, 2005
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Sep 26, 2005

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Abstract

The present invention relates to digital-to-analog conversion. In particular, it has application to conversion of pulse code modulated signals, such as used in CDs and DVDs, to a pulse width modulated or analog signal.

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ESS TECHNOLOGY INC	109 BONAVENTURA DRIVE SAN JOSE CA 95134

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Inventor Name	Address	# of filed Patents	Total Citations
Damphousse, Simon	Kelowna , CA	8	61
Forman, Dustin D	Kelowna , CA	7	985
Mallinson, A Martin	Kelowna , CA	76	275

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Low noise digital to pulse width modulated converter with audio applications

Number of patents in Portfolio can not be more than 2000

United States of America Patent

11236215

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PATENT NO	7570693
APP PUB NO	20070083277A1
SERIAL NO	11236215
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 04, 2009	US,7570693,B2 US7570693B2	GRANTED PATENT AS SECOND PUBLICATION
April 12, 2007	US,20070083277,A1 US20070083277A1	FIRST PUBLISHED PATENT APPLICATION

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11236215

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