The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 10, 2024

Filed:

Jun. 12, 2019
Applicant:

Sony Semiconductor Solutions Corporation, Kanagawa, JP;

Inventor:

Daisuke Hirono, Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 17/10 (2020.01); G01S 7/486 (2020.01); G01S 7/497 (2006.01); H01L 31/107 (2006.01);
U.S. Cl.
CPC ...
G01S 17/10 (2013.01); G01S 7/486 (2013.01); G01S 7/497 (2013.01); H01L 31/107 (2013.01);
Abstract

A time measurement device according to the present disclosure includes: a pixel that includes a light receiving element and a delay circuit having a variable delay time, is configured to output, as an output signal, a pulse signal that includes a received-light pulse having a pulse width corresponding to the delay time in a first operation mode, and is configured to have a ring oscillator with use of the delay circuit and configured to output, as the output signal, an oscillation signal in the ring oscillator in a second operation mode; and a time measurement section that is configured to perform time measurement processing on the basis of the output signal.


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