JPS5389750A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Photo branching coupler
Assignee: NEC Corp
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Filing: 1977-01-19
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Granted: —
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Expires: 1997-01-19
Abstract
Abstract PURPOSE:To branch light three-dimensionally at one time, prevent decreasing of coupling efficiency and miniaturize the device by converting exit light to parallel light and branching the parallel light to a plurality of light with a polyhedral mirror and incidencing it to plural optical fibers.
Inventors
- 👤 Tsutomu Aoyama
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-05 16:00
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/24; G02B6/26; G02B6/28; G02B6/2804; G02B6/2817
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
JPS4940560A
Cited
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