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Patent Searching and Data


Title:
IMAGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/075077
Kind Code:
A1
Abstract:
To provide an imaging device capable of further suppressing noise in a pixel signal. An imaging device includes: a semiconductor substrate (30) that includes a photoelectric conversion portion (31) configured to photoelectrically convert incident light, or a charge holding portion (32) configured to hold charge photoelectrically converted by the photoelectric conversion portion; a field effect transistor provided on the photoelectric conversion portion, or on the semiconductor substrate near the charge holding portion; a contact plug (26) that extends in a direction normal to one main surface of the semiconductor substrate from a gate electrode (25) of the field effect transistor; and a projecting portion (27) that extends in an in-plane direction of the one main surface of the semiconductor substrate from the contact plug.

Inventors:
HOSHI HIRONORI (JP)
MASAGAKI ATSUSHI (JP)
Application Number:
PCT/JP2020/017538
Publication Date:
April 22, 2021
Filing Date:
April 23, 2020
Export Citation:
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Assignee:
SONY SEMICONDUCTOR SOLUTIONS CORP (JP)
International Classes:
H01L27/146
Foreign References:
US20110019038A12011-01-27
US20120300106A12012-11-29
US20110242386A12011-10-06
JP2011216970A2011-10-27
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (JP)
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