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:
Aug. 10, 2004
Filed:
Feb. 05, 2003
Minh V. Ngo, Fremont, CA (US);
Tazrien Kamal, San Jose, CA (US);
Mark T. Ramsbey, Sunnyvale, CA (US);
Arvind Halliyal, Cupertino, CA (US);
Jaeyong Park, Sunnyvale, CA (US);
Ning Cheng, Cupertino, CA (US);
Jeff P. Erhardt, San Jose, CA (US);
Clarence B. Ferguson, San Jose, CA (US);
Jeffrey A. Shields, Sunnyvale, CA (US);
Angela T. Hui, Fremont, CA (US);
Robert A. Huertas, Hollister, CA (US);
Tyagamohan Gottipati, Sunnyvale, CA (US);
Advanced Micro Devices, Inc., Sunnyvale, CA (US);
Abstract
A method of protecting a SONOS flash memory cell from UV-induced charging, including fabricating a SONOS flash memory cell in a semiconductor device; and depositing over the SONOS flash memory cell at least one UV-protective layer, the UV-protective layer including a substantially UV-opaque material. A SONOS flash memory device, including a SONOS flash memory cell; and at least one UV-protective layer, in which the UV-protective layer comprises a substantially UV-opaque material, is provided. In one embodiment, the device includes a substantially UV-opaque contact cap layer.