- Patent Title: Image processing device comprising a light receiving element on a second surface of a first substrate and plural light emitting elements on a fourth surface of a second substrate
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Application No.: US17456448Application Date: 2021-11-24
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Publication No.: US11747198B2Publication Date: 2023-09-05
- Inventor: Yoshitaka Sozawa , Hidekazu Uematsu , Toru Matsuyama
- Applicant: SEIKO EPSON CORPORATION
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: Global IP Counselors, LLP
- Priority: JP 20197282 2020.11.27
- Main IPC: G01J3/02
- IPC: G01J3/02 ; G01J3/52 ; G01J3/12 ; G01J3/50 ; G01J3/51

Abstract:
An image processing device includes a first substrate, a second substrate, a third substrate provided with a power source circuit, and a casing storing the first substrate, the second substrate, and the third substrate, in which the first substrate has a first surface and a second surface, and is provided between the third substrate and the second substrate in a first direction orthogonal to the first surface, a light receiving element is provided on the second surface, the second substrate has a third surface, a fourth surface, and an opening, the third surface faces the second surface, and the opening is provided to overlap the light receiving element in the first direction, a light emitting element is provided on the fourth surface to surround the opening, and the power source circuit is provided on the third substrate not to overlap the light receiving element in the first direction.
Public/Granted literature
- US20220170789A1 IMAGE PROCESSING DEVICE Public/Granted day:2022-06-02
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