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. 23, 2020
Filed:
Mar. 02, 2017
Fujikura Ltd., Tokyo, JP;
National University Corporation Hokkaido University, Hokkaido, JP;
Technical University of Denmark, Kongens Lyngby, DK;
Yusuke Sasaki, Sakura, JP;
Katsuhiro Takenaga, Sakura, JP;
Kunimasa Saitoh, Sapporo, JP;
Toshio Morioka, Kongens Lyngby, DK;
Fujikura Ltd., Tokyo, JP;
NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, Hokkaido, JP;
Technical University of Denmark, Kongens Lyngby, DK;
Abstract
A multicore fiber includes: a first core having a first propagation loss of a first light beam in a mode one order higher than a mode of a second light beam that transmits information. The first propagation loss is 0.02 dB/m or more and 1 dB/m or less, in a wavelength band of light beams including the second light beam that transmit the information when a bend having a diameter of 280 mm is applied to the multicore fiber.