Battery mounted integrated circuit device
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United States of America Patent
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Jan 26, 1999
Grant Date -
N/A
app pub date -
Nov 8, 1993
filing date -
Nov 9, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A battery mounted integrated circuit device comprises a semiconductor chip in which an integrated circuit including a plurality of power receiving circuits with different operating voltages is formed; a thin film laminated battery made of a solid electrolytic film mounted on the semiconductor chip for producing a plurality of voltages; and a power source switch incorporated in said integrated circuit for connecting said battery to the power receiving circuits to supply the plurality of voltages from the battery to the power receiving circuits on demand.
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