Title: Automatic correcting current circuit and method
Application Number: 200610098878 Application Date: 2006.07.17
Publication Number: 1889000 Publication Date: 2007.01.03
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G05F1/46
Applicant(s) Name: Beijing Zhongxing Micro-Electronic Co., Ltd. Address:
Inventor(s) Name: Wang Zhao;Yang Xiaodong;Yu Qing
Attorney & Agent: chen ji
Abstract:
    The invention provides an automatic current calibrating circuit and the method. The circuit includes the circuit which generates the non-calibrating current, the circuit which generates the reference current, the circuit which generates the calibrating data compared the non-calibrating current and the base current, the register to storage the calibrating current data, the modified circuit to modify the non-calibrating current according to the calibrating current data and output the precision current. The invention can be used in the integrated circuit.
Time: 9
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