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:
Apr. 24, 2018
Filed:
Sep. 20, 2017
Olympus Corporation, Tokyo, JP;
Youhei Sakai, Ina, JP;
Yusuke Nakagawa, Nagano, JP;
OLYMPUS CORPORATION, Tokyo, JP;
Abstract
An optical transmission module includes a light emitting device for transmitting a first optical signal, a light receiving device for receiving a second optical signal, an optical fiber for guiding a third optical signal in which the first optical signal and the second optical signal are coupled, and an optical waveguide substrate having an optical waveguide made of first resin, wherein a groove formed on the optical waveguide substrate is provided with a prism having the optical fiber and a reflective face through which the first optical signal transmit, a first side face of the prism contacts a first wall face of the groove, and a second side face thereof contacts a second wall face of the groove.