The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 04, 2003
Filed:
Jul. 29, 1997
Applicant:
Inventor:
David Brian Rees, Overton, GB;
Assignee:
Cypress Semiconductor Corp., San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 1/9177 ;
U.S. Cl.
CPC ...
H03K 1/9177 ;
Abstract
A method and apparatus for functionality change in an integrated circuit chip includes bonding pads by which the functionality of the chip may be selected. Bonding pads are connected to a decoder which determines which path of a predetermined number of paths is to be chosen to provide the selected function. Control signals are fed to logic circuits in predetermined portions of the remainder of the integrated circuit chip to control functions of sub-circuits within the various portions of the integrated circuit chip.