Amplifiers – Combined with automatic amplifier disabling switch means
Reexamination Certificate
2006-04-25
2010-02-23
Nguyen, Patricia (Department: 2817)
Amplifiers
Combined with automatic amplifier disabling switch means
C330S12400D, C330S053000, C330S260000
Reexamination Certificate
active
07667538
ABSTRACT:
A differential amplifier comprises terminals for receiving signals, and outputting a signal, and differential pairs, each having an input and output pair, the differential pairs supplied with currents, respectively, a load circuit connected to the differential pairs, an amplifier stage for receiving input, a signal of at least one connection node of the load circuit and output pairs of the differential pairs, the amplifier stage having an output connected to a terminal and a connection switching circuit for controlling switching between connection states of a first differential pair and second differential pair.
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NEC Corporation
Nguyen Patricia
Scully , Scott, Murphy & Presser, P.C.
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