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:
Jul. 31, 2012
Filed:
Feb. 23, 2007
Applicants:
Yowjuang (Bill) Liu, San Jose, CA (US);
Cheng Huang, Cupertino, CA (US);
Inventors:
Yowjuang (Bill) Liu, San Jose, CA (US);
Cheng Huang, Cupertino, CA (US);
Assignee:
Altera Corporation, San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention includes a circuit structure for ESD protection and methods of making the circuit structure. The circuit structure can be used in an ESD protection circuitry to protect certain devices in an integrated circuit, and can be fabricated without extra processing steps in addition to the processing steps for fabricating the ESD protected devices in the integrated circuit.