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:
Oct. 16, 2018
Filed:
May. 11, 2017
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Chia-Ming Pan, Tainan, TW;
Chiang-Ming Chuang, Hemei Township, TW;
Pei-Chi Ho, Xingang Township, TW;
Ping-Pang Hsieh, Tainan, TW;
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD, Hsinchu, TW;
Abstract
Semiconductor structures are provided. The semiconductor structure includes a substrate and a floating gate structure formed over the substrate. The semiconductor structure further includes a dielectric structure formed over the floating gate structure and a control gate structure formed over the dielectric structure. The semiconductor structure further includes a first spacer formed over a lower portion of a sidewall of the control gate structure and an upper spacer formed over an upper portion of the sidewall of the control gate structure. In addition, a portion of the control gate structure is in direct contact with the upper spacer.