Electricity: power supply or regulation systems – Self-regulating – Using a three or more terminal semiconductive device as the...
Patent
1998-12-18
2000-05-09
Riley, Shawn
Electricity: power supply or regulation systems
Self-regulating
Using a three or more terminal semiconductive device as the...
G05F 316
Patent
active
060608722
ABSTRACT:
A circuit for maintaining a constant voltage across a head including a transconductance circuit to measure a difference voltage between a first voltage and a second voltage and to output a current based on the difference voltage, a first circuit to convert the current based on the difference voltage to a third voltage, and a second circuit to apply a portion of the third voltage to said head.
REFERENCES:
patent: 4639798 (1987-01-01), Harrison et al.
patent: 5384524 (1995-01-01), Romano
patent: 5822153 (1998-10-01), Lairson et al.
Brady III Wade James
Riley Shawn
Swayze, Jr. W. Daniel
Telecky Jr. Frederick J.
Texas Instruments Incorporated
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