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:
Oct. 20, 2020
Filed:
Dec. 26, 2017
Sony Corporation, Tokyo, JP;
Takashi Nakao, Tokyo, JP;
Kyohei Iwamoto, Tokyo, JP;
Taiji Ito, Kanagawa, JP;
Tamotsu Ishii, Kanagawa, JP;
Mitsuhiro Ueno, Tokyo, JP;
Shinji Ohta, Kanagawa, JP;
Takeshi Sano, Saitama, JP;
Keiichi Shibata, Tokyo, JP;
Yasuyuki Takeshita, Tokyo, JP;
Hiromitsu Komatsu, Kanagawa, JP;
SONY CORPORATION, Tokyo, JP;
Abstract
An optical communication device, for performing communication between spatially separated points by using one or more laser beams, includes an angle correction device that corrects a direction of a light receiving system and an emission optical axis correction device, in which an angle error which is not corrected by the angle correction device is detected by a light receiving angle detection device, and the emission optical axis correction device is controlled according to a detected error amount, and an emission optical axis is corrected.