GB0219794D0 - A variable optical attenuator - Google Patents
A variable optical attenuatorInfo
- Publication number
- GB0219794D0 GB0219794D0 GB0219794A GB0219794A GB0219794D0 GB 0219794 D0 GB0219794 D0 GB 0219794D0 GB 0219794 A GB0219794 A GB 0219794A GB 0219794 A GB0219794 A GB 0219794A GB 0219794 D0 GB0219794 D0 GB 0219794D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- variable optical
- optical attenuator
- attenuator
- variable
- optical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0219794A GB0219794D0 (en) | 2002-08-23 | 2002-08-23 | A variable optical attenuator |
PCT/GB2003/003611 WO2004019087A2 (en) | 2002-08-23 | 2003-08-19 | A variable optical attenuator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0219794A GB0219794D0 (en) | 2002-08-23 | 2002-08-23 | A variable optical attenuator |
Publications (1)
Publication Number | Publication Date |
---|---|
GB0219794D0 true GB0219794D0 (en) | 2002-10-02 |
Family
ID=9942948
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0219794A Ceased GB0219794D0 (en) | 2002-08-23 | 2002-08-23 | A variable optical attenuator |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB0219794D0 (en) |
WO (1) | WO2004019087A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105372798B (en) * | 2015-12-08 | 2018-03-20 | 中国科学院上海光学精密机械研究所 | Big energy reflecting light attenuator |
CN110986819B (en) * | 2019-12-16 | 2021-04-06 | 西安工业大学 | Fabry-Perot cavity type optical fiber curvature sensing probe and manufacturing method thereof |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5685702A (en) * | 1979-12-14 | 1981-07-13 | Fujitsu Ltd | Variable attenuator |
JPS56102825A (en) * | 1980-01-19 | 1981-08-17 | Ritsuo Hasumi | Thick film variable light attenuator |
JPS5933404A (en) * | 1982-08-18 | 1984-02-23 | Nippon Telegr & Teleph Corp <Ntt> | Optical attenuator |
JPS6465506A (en) * | 1987-09-04 | 1989-03-10 | Seiko Instr & Electronics | Optical attenuator |
JPH06294911A (en) * | 1993-04-08 | 1994-10-21 | Toray Ind Inc | Optical fixed attenuator and its manufacture |
JP2847619B2 (en) * | 1994-09-26 | 1999-01-20 | ヒロセ電機株式会社 | Variable optical attenuator |
US5917985A (en) * | 1995-12-30 | 1999-06-29 | Korea Electronic Technology Institute | Optical attenuator |
US6301425B1 (en) * | 1999-02-22 | 2001-10-09 | Agere Systems Optoelectronics Guardian Corp. | Magnetically tunable optical attenuator and method of attenuating signals |
US6751395B1 (en) * | 2001-11-09 | 2004-06-15 | Active Optical Networks, Inc. | Micro-electro-mechanical variable optical attenuator |
-
2002
- 2002-08-23 GB GB0219794A patent/GB0219794D0/en not_active Ceased
-
2003
- 2003-08-19 WO PCT/GB2003/003611 patent/WO2004019087A2/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO2004019087A2 (en) | 2004-03-04 |
WO2004019087A3 (en) | 2006-05-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |