US Patent 7250808 Differential charge pump circuit
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Patent Inventor Names
Tsutomu Yoshimura0
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Patent abstract
A differential charge pump circuit has two current paths and generates a differential current in accordance with currents inputted to the two current paths. The two current paths have a pair of current sources respectively and form a differential pair. The differential charge pump circuit has controlling means for detecting an output potential difference between the two current paths and controlling current values of the current sources in accordance with the output potential difference.
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US Patent 07250808 Differential charge pump circuit US Patent 7250808 Differential charge pump circuit
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Patent Number
072508080
Patent Number
72508080
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Official Website
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Patent Jurisdiction
Patent Number
072508080
Date of Patent
July 31, 2007
0Patent Application Number
109164810
Date Filed
August 12, 2004
0Official Website
Patent Primary Examiner
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US Patent 07250808 Differential charge pump circuit
Infobox
Is a
Patent jurisdiction
Patent number
07250808
Date of patent
July 31, 2007
Patent application number
10916481
Date Filed
August 12, 2004
Patent primary examiner
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