JPWO2022254986A5 - - Google Patents
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- Publication number
- JPWO2022254986A5 JPWO2022254986A5 JP2023525655A JP2023525655A JPWO2022254986A5 JP WO2022254986 A5 JPWO2022254986 A5 JP WO2022254986A5 JP 2023525655 A JP2023525655 A JP 2023525655A JP 2023525655 A JP2023525655 A JP 2023525655A JP WO2022254986 A5 JPWO2022254986 A5 JP WO2022254986A5
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- optical fibers
- manufacturing
- optical
- glass fiber
- 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.)
- Pending
Links
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021094105 | 2021-06-04 | ||
| PCT/JP2022/018193 WO2022254986A1 (ja) | 2021-06-04 | 2022-04-19 | 光ファイバの製造方法、光ファイバ、光ファイバリボンの製造方法、光ファイバリボン、光ファイバの製造装置、及び、光ファイバリボンの製造装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2022254986A1 JPWO2022254986A1 (https=) | 2022-12-08 |
| JPWO2022254986A5 true JPWO2022254986A5 (https=) | 2024-03-04 |
Family
ID=84323110
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023525655A Pending JPWO2022254986A1 (https=) | 2021-06-04 | 2022-04-19 | |
| JP2024516220A Pending JPWO2023204121A1 (https=) | 2021-06-04 | 2023-04-12 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024516220A Pending JPWO2023204121A1 (https=) | 2021-06-04 | 2023-04-12 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US20240254032A1 (https=) |
| EP (1) | EP4512785A4 (https=) |
| JP (2) | JPWO2022254986A1 (https=) |
| CN (2) | CN116917244A (https=) |
| WO (2) | WO2022254986A1 (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12298580B2 (en) | 2023-02-21 | 2025-05-13 | Honeywell International Inc. | Techniques for azimuthally aligning a cross-section of an anti-resonant hollow core fiber when winding such fiber into a coil |
| US12422359B2 (en) * | 2023-06-26 | 2025-09-23 | Heraeus Quartz North America Llc | Tomographic refractive index profile evaluation of non-symmetrical glass fiber preforms and fibers themselves |
| JPWO2025023257A1 (https=) * | 2023-07-25 | 2025-01-30 | ||
| JPWO2025023306A1 (https=) * | 2023-07-25 | 2025-01-30 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU585728B2 (en) * | 1986-08-15 | 1989-06-22 | Sumitomo Electric Industries, Ltd. | Method and apparatus of measuring outer diameter and structure of optical fiber |
| JPS6414126A (en) * | 1987-07-06 | 1989-01-18 | Hitachi Cable | Optical fiber drawing device |
| JPH02196204A (ja) * | 1989-01-26 | 1990-08-02 | Fujikura Ltd | 定偏波光フアイバの軸合せ方法 |
| JP3053509B2 (ja) * | 1992-08-27 | 2000-06-19 | 信越化学工業株式会社 | 光ファイバ母材の検査装置および検査方法 |
| US5408309A (en) * | 1992-08-27 | 1995-04-18 | Shin-Etsu Chemical Co., Ltd. | Apparatus and method for inspecting elliplicity and eccentricity of optical fiber preforms |
| JP3777627B2 (ja) * | 1995-04-03 | 2006-05-24 | 住友電気工業株式会社 | ガラス繊維の製造方法および製造装置 |
| JPH1020142A (ja) * | 1996-07-05 | 1998-01-23 | Furukawa Electric Co Ltd:The | 光ファイバの観測系およびその観測系を用いた光ファイバ観測方法および光ファイバの軸合わせ方法 |
| JP2000213912A (ja) | 1999-01-25 | 2000-08-04 | Mitsubishi Cable Ind Ltd | 光ファイバ母材のコア部偏心量測定装置 |
| JP2001004486A (ja) * | 1999-06-23 | 2001-01-12 | Fujikura Ltd | 光ファイバ母材の検査方法と連続検査装置 |
| JP4234280B2 (ja) * | 1999-09-30 | 2009-03-04 | 古河電気工業株式会社 | 透光性物体の延伸方法及び延伸装置 |
| KR100350458B1 (ko) * | 2001-01-16 | 2002-08-29 | 삼성전자 주식회사 | 광섬유 잔여 응력 및 포토일래스틱 효과를 측정하기 위한장치 및 그 방법 |
| CN1289422C (zh) * | 2001-11-20 | 2006-12-13 | 王胜国 | 光纤抽丝过程中鲁棒直径控制的光纤 |
| CN102889862A (zh) * | 2012-10-09 | 2013-01-23 | 中天科技精密材料有限公司 | 一种大直径光纤预制棒偏心率测试设备及其测试方法 |
| JP6036386B2 (ja) | 2013-02-20 | 2016-11-30 | 住友電気工業株式会社 | マルチコア光ファイバ母材製造方法 |
| US9958604B2 (en) * | 2014-09-24 | 2018-05-01 | Furukawa Electric Co., Ltd. | Optical fiber, and optical-fiber production method |
| JP6943820B2 (ja) * | 2018-08-02 | 2021-10-06 | 古河電気工業株式会社 | 融着接続システム、融着接続機及び光ファイバの回転角判定方法 |
| JP2020125961A (ja) * | 2019-02-04 | 2020-08-20 | 日東電工株式会社 | プラスチック光ファイバのコア径計測方法およびそれに用いるプラスチック光ファイバのコア径計測装置 |
| CN210089976U (zh) * | 2019-03-29 | 2020-02-18 | 北京交通大学 | 基于qpm和bkc技术的光纤折射率与内应力测量装置 |
| JP7216042B2 (ja) | 2020-03-27 | 2023-01-31 | Kddi株式会社 | 光ファイバの屈折率分布の測定装置及び当該測定装置の処理装置 |
-
2022
- 2022-04-19 JP JP2023525655A patent/JPWO2022254986A1/ja active Pending
- 2022-04-19 WO PCT/JP2022/018193 patent/WO2022254986A1/ja not_active Ceased
- 2022-04-19 CN CN202280019200.4A patent/CN116917244A/zh active Pending
- 2022-04-19 US US18/564,647 patent/US20240254032A1/en active Pending
-
2023
- 2023-04-12 CN CN202380034552.1A patent/CN119137078A/zh active Pending
- 2023-04-12 JP JP2024516220A patent/JPWO2023204121A1/ja active Pending
- 2023-04-12 WO PCT/JP2023/014897 patent/WO2023204121A1/ja not_active Ceased
- 2023-04-12 US US18/855,123 patent/US20250251303A1/en active Pending
- 2023-04-12 EP EP23791769.5A patent/EP4512785A4/en active Pending
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