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.
Patent No.:
Date of Patent:
Jun. 30, 2026
Filed:
Nov. 08, 2023
Nec Corporation, Tokyo, JP;
Hisashi Mizumoto, Tokyo, JP;
Masaki Aizono, Tokyo, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
A free-space optical communication apparatus includes: a light emission section; an optical phase modulation section; a light reception section; and at least one processor, the at least one processor carrying out: a communication control process of, by causing the light emission section to emit first communication light and causing the light reception section to receive second communication light from a communication counterpart, carrying out free-space optical communication with the communication counterpart; and a measurement control process of measuring a distance to a surrounding object by causing the light emission section to emit pulsed light and causing the light reception section to receive reflected light of the pulsed light.