Invention Grant
- Patent Title: Image sensor device with light blocking structure
- Patent Title (中): 具有遮光结构的图像传感器
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Application No.: US14192322Application Date: 2014-02-27
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Publication No.: US09324752B2Publication Date: 2016-04-26
- Inventor: Volume Chien , Kun-Huei Lin , Chia-Yu Wei , Allen Tseng , Chi-Cherng Jeng , Chuan-Pu Liu
- Applicant: Taiwan Semiconductor Manufacturing Co., Ltd
- Applicant Address: TW Hsin-Chu
- Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
- Current Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
- Current Assignee Address: TW Hsin-Chu
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Main IPC: H01L27/148
- IPC: H01L27/148 ; H01L27/146
Abstract:
The disclosure provides an image sensor device and a manufacturing method. The image sensor device includes a semiconductor substrate and a light sensing region in the semiconductor substrate. The image sensor device also includes a light blocking structure in the semiconductor substrate and adjacent to the light sensing region. A sidewall of the light blocking structure is a curved surface.
Public/Granted literature
- US20150243696A1 IMAGE SENSOR DEVICE WITH LIGHT BLOCKING STRUCTURE Public/Granted day:2015-08-27
Information query
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