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:
Nov. 08, 2022
Filed:
Aug. 19, 2021
Applicant:
Mitsubishi Electric Corporation, Tokyo, JP;
Inventors:
Keisuke Matsuda, Tokyo, JP;
Tsuyoshi Yoshida, Tokyo, JP;
Assignee:
MITSUBISHI ELECTRIC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/532 (2013.01); H04B 10/61 (2013.01); H04B 10/556 (2013.01);
U.S. Cl.
CPC ...
H04B 10/532 (2013.01); H04B 10/614 (2013.01); H04B 10/5561 (2013.01);
Abstract
A spatial optical transmitter modulates an optical signal of a single wavelength in accordance with a signal to be transmitted, divides the modulated optical signal into two, rotates polarizations of the two divided optical signals, and transmits the two optical signals as optical signals of two orthogonal polarizations to space.