Current sense with virtual ground

Details Current sense with virtual ground Current sense with virtual ground

1994-02-08

1996-02-13

Wong, Peter S.

Electricity: power supply or regulation systems

Output level responsive

Using a three or more terminal semiconductive device as the...

323266, 330 69, G05F 112

Patent

active

054914043

ABSTRACT:
A method and apparatus for reducing the effects of ground float upon electrical signal measurements in an electronic control system. The signals are measured with respect to a virtual ground rather than signal or chassis ground, where the virtual ground provides a regular and reliable signal level regardless of circuit electrical variances.

REFERENCES:
patent: 4085379 (1978-04-01), Kubach et al.
patent: 4575673 (1986-03-01), Tedeschi et al.
patent: 5254937 (1993-10-01), Mizoguchi

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