Method for reducing layers revision in engineering change order

Details Method for reducing layers revision in engineering change order Method for reducing layers revision in engineering change order

2006-11-14

2006-11-14

Dinh, Paul (Department: 2825)

Computer-aided design and analysis of circuits and semiconductor

Nanotechnology related integrated circuit design

C716S030000, C716S030000, C716S030000

Reexamination Certificate

active

07137094

ABSTRACT:
An engineering change order (ECO) base cell module is disclosed along with some of its applications. The cell has an N well and P well, P+ implant and N+ implant regions, N well pick-up and P well pick-up regions, a first power supply line, and a second power supply line, wherein the ECO base cell has a same configuration as a standard logic cell and is alterable in at least one metal layer for making one or more connections to form a functional logic cell.

REFERENCES:
patent: 6502229 (2002-12-01), Lee et al.
patent: 2003/0182649 (2003-09-01), Harn
patent: 2006/0026546 (2006-02-01), Dinter et al.

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