Amplifiers – Sum and difference amplifiers
Reexamination Certificate
2005-12-20
2005-12-20
Nguyen, Patricia (Department: 2817)
Amplifiers
Sum and difference amplifiers
C330S254000
Reexamination Certificate
active
06977547
ABSTRACT:
A resistor (or a component with impedance that does not change) is provided across the output of an amplifier, which minimizes the changes in the amplification factor of an amplification circuit during operation.
REFERENCES:
patent: 3875523 (1975-04-01), Wade et al.
patent: 5990737 (1999-11-01), Czarnul et al.
patent: 6150881 (2000-11-01), Lovelace et al.
patent: 6545534 (2003-04-01), Mehr
Pentakota Visvesvaraya A.
Udupa Anand Hariraj
Brady W. James
Nguyen Patricia
Swayze, Jr. W. Daniel
Telecky , Jr. Frederick J.
Texas Instruments Incorporated
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