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CMOS current source circuit
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Patent number 5,982,227
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Issue date Nov 9, 1999
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LG Semicon Co., Ltd.
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Daejeong Kim
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G05 - CONTROLLING REGULATING
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CMOS current source circuit
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Patent number 5,744,999
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Issue date Apr 28, 1998
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LG Semicon Co., Ltd.
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Daejeong Kim
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G05 - CONTROLLING REGULATING
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Digital/analog converter
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Patent number 5,621,407
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Issue date Apr 15, 1997
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Goldstar Electron Co., Ltd.
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Deog-Kyoon Jeong
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H03 - BASIC ELECTRONIC CIRCUITRY