Title:
Optical transmission device
Document Type and Number:
Japanese Patent JP6327320
Kind Code:
B2
Abstract:
An optical transmission device includes a first light emitting element, a second light emitting element, and a detection unit. The first light emitting element is configured to emit light. The second light emitting element is configured to emit light. The second light emitting element is connected in parallel with the first light emitting element and is configured to deteriorate earlier than the first light emitting element. The detection unit is configured to detect whether the second light emitting element is deteriorated.
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Inventors:
Akemi Murakami
Junichiro Hayakawa
Hideo Nakayama
Tsukasa Otsuka
Junichiro Hayakawa
Hideo Nakayama
Tsukasa Otsuka
Application Number:
JP2016223543A
Publication Date:
May 23, 2018
Filing Date:
November 16, 2016
Export Citation:
Assignee:
Fuji Xerox Co., Ltd
International Classes:
H01S5/0683; H04B10/077; H04B10/50
Domestic Patent References:
| JP201411278A | ||||
| JP201355271A | ||||
| JP2015176977A | ||||
| JP2008181933A | ||||
| JP200557069A | ||||
| JP63142877A |
Attorney, Agent or Firm:
Patent Service Corporation Taiyo International Patent Office
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