Bus switch circuit and interactive level shifter

Electronic digital logic circuitry – Interface – Supply voltage level shifting

Reexamination Certificate

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Details

C326S086000, C326S031000, C326S068000, C327S437000

Reexamination Certificate

active

07372301

ABSTRACT:
A bus switch circuit includes a switch element having two terminals whose electrical connection is controlled when a control signal is input into a control terminal. The bus switch circuit further includes a first pull-up resistor and first switch circuit, a second pull-up resistor and second switch circuit. The control signal controls the electrical connections of the first and second switch circuits.

REFERENCES:
patent: 6034553 (2000-03-01), Kwong
patent: 6052019 (2000-04-01), Kwong
patent: 6100719 (2000-08-01), Graves et al.
patent: 6236259 (2001-05-01), Goodell et al.
patent: 6320408 (2001-11-01), Kwong
patent: 6559703 (2003-05-01), Kwong et al.
patent: 6965253 (2005-11-01), Chen et al.
patent: 7119601 (2006-10-01), Grimone, III
patent: 10-93416 (1998-04-01), None
patent: 2002-57560 (2002-02-01), None

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