logo

For the Inventor, By the Inventor

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.:

US 9728260 B1

PDFFull Text
Date of Patent:
Aug. 08, 2017

Filed:

Apr. 28, 2016

Light-erasable embedded memory device and method of manufacturing the same

Applicant:

United Microelectronics Corp., Hsin-Chu, TW;

Inventors:

Hao Su, Singapore, SG;

Chow Yee Lim, Singapore, SG;

Chao Jiang, Singapore, SG;

Hong Liao, Singapore, SG;

Assignee:

UNITED MICROELECTRONICS CORP., Hsin-Chu, TW;

Attorney:

Winston Hsu

Primary Examiner:

Roy Potter

Int. Cl.
CPC ...
H01L 21/336 (2006.01); G11C 16/04 (2006.01); H01L 27/11521 (2017.01); H01L 29/51 (2006.01); H01L 21/28 (2006.01); H01L 21/268 (2006.01); H01L 23/528 (2006.01); H01L 23/522 (2006.01);
U.S. Cl.
CPC ...
G11C 16/0416 (2013.01); H01L 21/2686 (2013.01); H01L 21/28273 (2013.01); H01L 23/528 (2013.01); H01L 23/5226 (2013.01); H01L 27/11521 (2013.01); H01L 29/518 (2013.01);
Abstract

A light-erasable embedded memory device and a method for manufacturing the same are provided in the present invention. The light-erasable embedded memory device includes a substrate with a memory region and a core circuit region, a floating gate on the memory region of the substrate, at least one light-absorbing film above the floating gate, wherein at least one light-absorbing film is provided with dummy via holes overlapping the floating gate, and a dielectric layer on the light-absorbing film and filling up the dummy via holes.

Find Patent Forward Citations

Su, Hao. (2017). Light-erasable embedded memory device and method of manufacturing the same (U.S. Patent No. 9728260). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9728260

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…