Electrostatic discharge protection structure

Details Electrostatic discharge protection structure Electrostatic discharge protection structure

2008-11-12

2011-11-01

Dinh, Tuan T (Department: 2835)

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

C361S767000, C361S818000

Reexamination Certificate

active

08050046

ABSTRACT:
An electrostatic discharge (ESD) protection structure with a ground ring and a plurality of pads are provided, wherein the ground ring has a ring inner area used for disposing an integrated circuit (IC) and the pads are disposed around the outer periphery of the ground ring. The ground ring has a plurality of sawtooth structures, wherein each of the sawtooth structures has a sharp end which is adjacent to the corresponding pad.

REFERENCES:
patent: 6241537 (2001-06-01), Tate et al.
patent: 6545348 (2003-04-01), Takano
patent: 6838751 (2005-01-01), Cheng et al.
patent: 6984878 (2006-01-01), Park et al.
patent: 101022106 (2007-08-01), None
“1st Office Action of China Counterpart Application”, issued on Apr. 29, 2011, p1-p4, in which the listed references were cited.

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