Coded data generation or conversion – Analog to or from digital conversion – Analog to digital conversion
Reexamination Certificate
2006-02-28
2006-02-28
Williams, Howard L. (Department: 2819)
Coded data generation or conversion
Analog to or from digital conversion
Analog to digital conversion
C341S159000
Reexamination Certificate
active
07006029
ABSTRACT:
A monolithic semiconductor device is constructed by a plurality of repetitive cells each including one circuit section and one current source for supplying a current to said circuit section, and a plurality of first impedance circuits, each connected between the current sources of two of the repetitive cells, for reducing the effect of cell mismatches among the repetitive cells.
REFERENCES:
patent: 5175550 (1992-12-01), Kattmann et al.
patent: 5835048 (1998-11-01), Bult
patent: 6480136 (2002-11-01), Kranz et al.
patent: 2004/0041721 (2004-03-01), Jiang et al.
patent: 2004-312061 (2004-11-01), None
Muirhead and Saturnelli LLC
NEC Electronics Corp.
Williams Howard L.
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