Output driving circuit

Details Output driving circuit Output driving circuit

2007-11-21

2009-11-24

Cho, James H. (Department: 2819)

Electronic digital logic circuitry

Interface

Current driving

C326S030000

Reexamination Certificate

active

07622956

ABSTRACT:
Disclosed is an output driver, which comprises: a resistance element with resistance, coupled to an output terminal; a current mode driving circuit, coupled to the resistance element, for providing a first current to the output terminal, wherein at least one of the amount of the first current and the resistance of the resistance element is adjusted according to a control signal; and a control circuit for generating the control signal according to a mode signal, wherein the mode signal corresponds to at least two technology standards.

REFERENCES:
patent: 5977807 (1999-11-01), Watanabe
patent: 6495997 (2002-12-01), Hall
patent: 6559690 (2003-05-01), Waldrop
patent: 6580290 (2003-06-01), Robinson
patent: 6714043 (2004-03-01), Sharpe-Geisler
patent: 6741130 (2004-05-01), Wey
patent: 6774665 (2004-08-01), Amick
patent: 6885226 (2005-04-01), Waldrop
patent: 7161378 (2007-01-01), Kang et al.
patent: 7400173 (2008-07-01), Kwong et al.
patent: 2003/0193350 (2003-10-01), Chow
patent: 425764 (2001-03-01), None

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