Electrostatic discharge (ESD) protection arrangement and ESD...

Electricity: electrical systems and devices – Safety and protection of systems and devices – Load shunting by fault responsive means

Reexamination Certificate

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C361S111000

Reexamination Certificate

active

07609495

ABSTRACT:
AN ESD protection arrangement is provided which comprises an ESD protection device coupled between a terminal pad of an integrated semiconductor circuit and a supply voltage rail and a compensation loop provided between the terminal pad and an internal circuit node of the ESD protection device. The compensation loop comprises a phase shifting element to provide a predetermined phase shift between an input voltage of the ESD protection device and a compensation voltage supplied to the internal circuit node of the ESD protection device.

REFERENCES:
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patent: 4068278 (1978-01-01), Williams
patent: 5563757 (1996-10-01), Corsi
patent: 6696730 (2004-02-01), Kawazoe et al.
patent: 6825504 (2004-11-01), Ishizuka et al.
patent: 7085113 (2006-08-01), Gauthier, Jr. et al.
patent: 2002/0154463 (2002-10-01), Mergens et al.
patent: 2005/0162790 (2005-07-01), Yoshinaga
patent: WO 96/05641 (1996-02-01), None
Opris, Ion E. “Bootstrapped Pad Protection Structure.” vol. 33, No. 2. IEEE Journal of Solid-State Circuits: Feb 1998. (2 Pages).

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