JPWO2022153389A1 - - Google Patents
Info
- Publication number
- JPWO2022153389A1 JPWO2022153389A1 JP2022574906A JP2022574906A JPWO2022153389A1 JP WO2022153389 A1 JPWO2022153389 A1 JP WO2022153389A1 JP 2022574906 A JP2022574906 A JP 2022574906A JP 2022574906 A JP2022574906 A JP 2022574906A JP WO2022153389 A1 JPWO2022153389 A1 JP WO2022153389A1
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/28—Interference filters
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/26—Reflecting filters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Optical Filters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2021/000807 WO2022153389A1 (ja) | 2021-01-13 | 2021-01-13 | 波長可変光フィルタ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2022153389A1 true JPWO2022153389A1 (https=) | 2022-07-21 |
| JP7485091B2 JP7485091B2 (ja) | 2024-05-16 |
Family
ID=82446981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022574906A Active JP7485091B2 (ja) | 2021-01-13 | 2021-01-13 | 波長可変光フィルタ |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US12578520B2 (https=) |
| JP (1) | JP7485091B2 (https=) |
| WO (1) | WO2022153389A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12455442B2 (en) * | 2020-04-21 | 2025-10-28 | Ntt, Inc. | Wavelength variable optical filter |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995023993A1 (en) * | 1994-03-03 | 1995-09-08 | E-Tek Dynamics, Inc. | A multielectrode, tunable optical filter |
| JP2001208911A (ja) * | 2000-01-26 | 2001-08-03 | Fujitsu Ltd | エアギャップ型エタロンおよびそれを用いた装置 |
| WO2004111717A1 (ja) * | 2003-06-13 | 2004-12-23 | Nippon Telegraph And Telephone Corporation | 波長可変光フィルタ |
| US20100027096A1 (en) * | 2008-07-31 | 2010-02-04 | Jing Jong Pan | Tunable Optical Filter and Method of Manufacture Thereof |
| JP2011248231A (ja) * | 2010-05-28 | 2011-12-08 | Nippon Telegr & Teleph Corp <Ntt> | 電気光学デバイス |
| US20140362442A1 (en) * | 2013-06-06 | 2014-12-11 | Zhuhai FTZ Oplink Communications, Inc. | Tunable optical filter |
| JP2017126037A (ja) * | 2016-01-15 | 2017-07-20 | 日本電信電話株式会社 | 波長可変光フィルタ |
| CN109884837A (zh) * | 2019-04-26 | 2019-06-14 | 昆山锐芯微电子有限公司 | 光波滤波器 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6545739B1 (en) * | 1997-09-19 | 2003-04-08 | Nippon Telegraph And Telephone Corporation | Tunable wavelength filter using nano-sized droplets of liquid crystal dispersed in a polymer |
| JP2011091209A (ja) | 2009-10-22 | 2011-05-06 | Sun Tec Kk | 波長走査型レーザ光源 |
| JP2013195916A (ja) | 2012-03-22 | 2013-09-30 | Nippon Telegr & Teleph Corp <Ntt> | 光偏向器の保持機構 |
| US20180143479A1 (en) * | 2016-11-21 | 2018-05-24 | Gopro, Inc. | Holographic Polymer Dispersed Liquid Crystal Diffraction Grating |
-
2021
- 2021-01-13 US US18/261,008 patent/US12578520B2/en active Active
- 2021-01-13 JP JP2022574906A patent/JP7485091B2/ja active Active
- 2021-01-13 WO PCT/JP2021/000807 patent/WO2022153389A1/ja not_active Ceased
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995023993A1 (en) * | 1994-03-03 | 1995-09-08 | E-Tek Dynamics, Inc. | A multielectrode, tunable optical filter |
| JP2001208911A (ja) * | 2000-01-26 | 2001-08-03 | Fujitsu Ltd | エアギャップ型エタロンおよびそれを用いた装置 |
| WO2004111717A1 (ja) * | 2003-06-13 | 2004-12-23 | Nippon Telegraph And Telephone Corporation | 波長可変光フィルタ |
| US20100027096A1 (en) * | 2008-07-31 | 2010-02-04 | Jing Jong Pan | Tunable Optical Filter and Method of Manufacture Thereof |
| JP2011248231A (ja) * | 2010-05-28 | 2011-12-08 | Nippon Telegr & Teleph Corp <Ntt> | 電気光学デバイス |
| US20140362442A1 (en) * | 2013-06-06 | 2014-12-11 | Zhuhai FTZ Oplink Communications, Inc. | Tunable optical filter |
| JP2017126037A (ja) * | 2016-01-15 | 2017-07-20 | 日本電信電話株式会社 | 波長可変光フィルタ |
| CN109884837A (zh) * | 2019-04-26 | 2019-06-14 | 昆山锐芯微电子有限公司 | 光波滤波器 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7485091B2 (ja) | 2024-05-16 |
| WO2022153389A1 (ja) | 2022-07-21 |
| US20240319419A1 (en) | 2024-09-26 |
| US12578520B2 (en) | 2026-03-17 |
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