Invention Grant
- Patent Title: Imaging apparatus including unit pixel, counter electrode, photoelectric conversion layer, and computing circuit
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Application No.: US17173031Application Date: 2021-02-10
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Publication No.: US11233955B2Publication Date: 2022-01-25
- Inventor: Shinichi Machida , Masashi Murakami , Takeyoshi Tokuhara , Masaaki Yanagida , Sanshiro Shishido , Manabu Nakata , Masumi Izuchi
- Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Applicant Address: JP Osaka
- Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee Address: JP Osaka
- Agency: McDermott Will and Emery LLP
- Priority: JPJP2017-018776 20170203
- Main IPC: H04N5/374
- IPC: H04N5/374 ; H04N5/378 ; H04N5/369 ; H04N9/04 ; H01L27/30 ; H01L27/146 ; H04N5/33

Abstract:
An imaging apparatus includes a unit pixel including a pixel electrode; a counter electrode facing the pixel electrode; a photoelectric conversion layer disposed between the pixel electrode and the counter electrode; and a computing circuit that acquires a first signal upon a first voltage being applied between the pixel electrode and the counter electrode, the first signal corresponding to an image captured with visible light and infrared light and a second signal upon a second voltage being applied between the pixel electrode and the counter electrode, the second signal corresponding to an image captured with visible light, and generates a third signal by performing a computation using the first signal and the second signal, the third signal corresponding to an image captured with infrared light.
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