Invention Grant
- Patent Title: Fingerprint sensing device
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Application No.: US17701690Application Date: 2022-03-23
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Publication No.: US11657643B1Publication Date: 2023-05-23
- Inventor: Shu-Fang Wang , Dong-Hai Huang
- Applicant: Novatek Microelectronics Corp.
- Applicant Address: TW Hsinchu
- Assignee: Novatek Microelectronics Corp.
- Current Assignee: Novatek Microelectronics Corp.
- Current Assignee Address: TW Hsinchu
- Agency: JCIPRNET
- Main IPC: G06V40/13
- IPC: G06V40/13 ; G06F3/041 ; G06F3/042 ; G06F21/32
Abstract:
A fingerprint sensing device including a plurality of pixel blocks is provided. The pixel blocks are arranged in an array. Each of the pixel blocks includes a conversion gain. At least two of the conversion gains are different, and the pixel block located in a central location of the array has a minimum conversion gain.
Information query
