Patent EP0238082A2 successfully refreshed from Google Patents.
EP0238082A2
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EP
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Integrated optical semiconductor device
Assignee: Siemens AG
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Filing: 1987-03-19
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Granted: —
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Expires: 2007-03-19
Abstract
Abstract An integrated frequency-division multiplexing device for optical telecommunications in which a plurality of transmitters (21, 22 ...) and/or receivers (31, 32 ...) of frequency-selective design (Figures 3 to 7) are in each case located on a substrate (2) and adjacent to the waveguide (26), which may also be provided locally with selectivity (Figures 8 to 12). <IMAGE>
Inventors
- 👤 Franz Dr.-Ing. Kappeler
- 👤 Bernhard Dr.-Ing. Stegmüller
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-08 16:46
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/10; G02B6/12; G02B6/12007; G02B6/12004; G02B6/24; G02B6/26; G02B6/28; G02B6/293; G02B6/29346; G02B6/29358; G02B6/42; G02B6/4201; G02B6/4246; H; H01; H01S; H01S5/00; H01S5/02; H01S5/026; H01S5/0262; H01S5/0264; H01S5/10; H01S5/1028; H01S5/40; H01S5/4025; H01S5/4031; G02B6/29304; G02B6/29316; G02B6/29317
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