OPTICAL BRANCHING/COUPLING DEVICE, MANUFACTURING METHOD FOR SAID OPTICAL BRANCHING/COUPLING DEVICE, LIGHT SOURCE DEVICE AND LIGHT EMITTING DEVICE USING SAID OPTICAL BRANCHING/COUPLING DEVICE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jul 2, 2020
app pub date -
Mar 8, 2017
filing date -
Mar 9, 2016
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
An optical branching/coupling device includes a single first port that has an optical fiber; a plurality of second ports each having an optical fiber and arranged at the periphery of the optical axis of the first port, in locations that are removed from the first port in an optical axis direction; a core layer that transmits light between the first port and the second ports; and a cladding layer that covers the periphery of the core layer, wherein the core includes a plurality of optical waveguides, one end side of the optical waveguides being connected to each core of the plurality of second ports, and another end side of the optical waveguides joining together and being connected to a core of the first port, and the optical waveguides are a cured product of a photocuring resin.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully