Amplifiers – With semiconductor amplifying device – Including differential amplifier
Reexamination Certificate
2006-10-10
2006-10-10
Nguyen, Patricia (Department: 2817)
Amplifiers
With semiconductor amplifying device
Including differential amplifier
C330S261000, C330S252000
Reexamination Certificate
active
07119618
ABSTRACT:
In one embodiment, a differential amplifier uses a diode coupled transistor and a series resistor to set a Voh output level and uses another transistor in parallel with the diode coupled transistor and resistor to set a Vol output level.
REFERENCES:
patent: 4219781 (1980-08-01), Naokawa
patent: 4331929 (1982-05-01), Yokoyama
patent: 5331290 (1994-07-01), Harford et al.
patent: 6172566 (2001-01-01), Nguyen
patent: 6794915 (2004-09-01), Goldgeisser et al.
Hightower Robert F.
Nguyen Patricia
Semiconductor Components Industries L.L.C.
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