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Patent Searching and Data


Title:
DIRECTIONAL COUPLER AND OPTICAL WAVEGUIDE
Document Type and Number:
WIPO Patent Application WO/2014/023804
Kind Code:
A3
Abstract:
The invention relates to a directional coupler, comprising - a first and a second optical waveguide (110, 120) extending at least partially parallel to one another, wherein - the first and/or the second optical waveguide has a polymer cladding and a core (112) that at least partially comprises or consists of a dielectric material. The invention also relates to an optical waveguide. A heating device can be provided for changing the temperature of the first and the second optical waveguide (110, 120) independently from one another.

Inventors:
GROTE NORBERT (DE)
ZHANG ZIYANG (DE)
SOARES FRANCISCO (DE)
GENRICH GARRI (DE)
Application Number:
PCT/EP2013/066646
Publication Date:
April 24, 2014
Filing Date:
August 08, 2013
Export Citation:
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Assignee:
FRAUNHOFER GES ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E V (DE)
International Classes:
G02B6/125; G02B6/12; G02B6/122; G02F1/01; G02F1/313; H01S5/026; H01S5/14; H01S5/40
Foreign References:
US5857039A1999-01-05
US6002823A1999-12-14
US20050089291A12005-04-28
US6311004B12001-10-30
US6282335B12001-08-28
US20020018507A12002-02-14
DE10025307B42005-09-08
US6233378B12001-05-15
US5653008A1997-08-05
US20040071386A12004-04-15
US20040240818A12004-12-02
US6215918B12001-04-10
US20030156813A12003-08-21
US20040232521A12004-11-25
Attorney, Agent or Firm:
STAROSKE, Sandro et al. (Maikowski & NinnemannPostfach 15 09 20, Berlin, DE)
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