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Title:
LIGHT DETECTION DEVICE AND LIGHT DETECTION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2024/034254
Kind Code:
A1
Abstract:
The light detection device according to an embodiment of the present disclosure comprises a plurality of light-receiving pixels that include a plurality of first light-receiving pixels and a plurality of second light-receiving pixels, a first logical OR circuit that is capable of generating a first detection signal by performing a logical OR operation on a plurality of pulse signals generated by the plurality of first light-receiving pixels, a first timing code generation circuit that is capable of generating a first timing code on the basis of the first detection signal, a second logical OR circuit that is capable of generating a second detection signal by performing a logical OR operation on a plurality of pulse signals generated by the plurality of second light-receiving pixels, a second timing code generation circuit that is capable of generating a second timing code on the basis of the second detection signal, and a first histogram generation circuit that is capable of generating a first composite signal on the basis of the first timing code and the second timing code and capable of generating a first histogram on the basis of the first composite signal.

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Inventors:
TSUKUDA YASUNORI (JP)
Application Number:
PCT/JP2023/022035
Publication Date:
February 15, 2024
Filing Date:
June 14, 2023
Export Citation:
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Assignee:
SONY SEMICONDUCTOR SOLUTIONS CORP (JP)
International Classes:
G01S7/4863; G01C3/06; G01S7/4865; G01S17/894
Foreign References:
JP2020504299A2020-02-06
JP2021050949A2021-04-01
JP2016219622A2016-12-22
US20210011169A12021-01-14
JP2022023945A2022-02-08
US20160182846A12016-06-23
JP2020174149A2020-10-22
JP2020524258A2020-08-13
US20140217264A12014-08-07
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (JP)
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