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:
Sep. 01, 2026
Filed:
Jun. 19, 2023
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Feng-Chien Hsieh, Pingtung County, TW;
Yun-Wei Cheng, Taipei city, TW;
Wei-Li Hu, Tainan city, TW;
Kuo-Cheng Lee, Tainan city, TW;
Cheng-Ming Wu, Tainan city, TW;
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., Hsinchu, TW;
Abstract
An image sensor device and methods of forming the same are described. In some embodiments, the device includes a substrate, a contact pad structure extending from a contact pad region to a black level correction region, a dielectric layer disposed over the substrate in the black level correction region, and a light blocking structure disposed on and through the dielectric layer in the black level correction region. A first portion of the contact pad structure disposed in the black level correction region is in contact with the light blocking structure, and the light blocking structure is in contact with the substrate.