JP2007279739A5 - - Google Patents
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- JP2007279739A5 JP2007279739A5 JP2007099081A JP2007099081A JP2007279739A5 JP 2007279739 A5 JP2007279739 A5 JP 2007279739A5 JP 2007099081 A JP2007099081 A JP 2007099081A JP 2007099081 A JP2007099081 A JP 2007099081A JP 2007279739 A5 JP2007279739 A5 JP 2007279739A5
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Claims (22)
- 外部光クラッドとの屈折率の差がDn1である中心コアと、
外部光クラッドとの屈折率の差がDn2である第1の中間クラッドと、
外部光クラッドとの屈折率の差Dn3が−5.10−3以下である第1の減衰クラッドと、
外部光クラッドとの屈折率の差がDn4である第2の中間クラッドと、
外部光クラッドとの屈折率の差Dn5が、外部光クラッドと第1の減衰クラッドの屈折率の差Dn3よりその絶対値が小さい第2の減衰クラッドと
を備えた光伝送ファイバであって、
1625nmの波長における、15mmの曲げ半径に対する曲げ損失が10巻き当たり0.1dB以下であり、また、7.5mmの曲げ半径に対する曲げ損失が1巻き当たり0.5dB以下である、光伝送ファイバ。 - 第2の減衰クラッドと外部光クラッドの間の屈折率の差Dn5が、−0.3.10−3と−3.10−3の間からなる、請求項1に記載のファイバ。
- 中心コアと第1の中間クラッドの間の屈折率の差(Dn1−Dn2)が、4.5.10−3と6.0.10−3の間からなる、請求項1または2に記載のファイバ。
- 中心コアが、外部光クラッドとの5.0.10−3と5.6.10−3の間からなる屈折率の差Dn1に対して、3.5μmと4.5μmの間からなる半径r1を有する、請求項1から3のいずれか一項に記載のファイバ。
- 第1の中間クラッドが、9μmと12μmの間からなる半径r2を有する、請求項1から4のいずれか一項に記載のファイバ。
- 第1の減衰クラッドが、14μmと16μmの間からなる半径r3を有する、請求項1から5のいずれか一項に記載のファイバ。
- 第2の中間クラッドと外部光クラッドとの屈折率の差Dn4がほぼゼロである、請求項1から6のいずれか一項に記載のファイバ。
- 第2の中間クラッドが、18μmと20μmの間からなる半径r4を有する、請求項1から7のいずれか一項に記載のファイバ。
- 第2の減衰クラッドが、25μmと40μmの間からなる半径r5を有する、請求項1から8のいずれか一項に記載のファイバ。
- 1625nmの波長における、20mmの曲げ半径に対する曲げ損失が100巻き当たり0.1dB以下である、請求項1から9のいずれか一項に記載のファイバ。
- 1625nmの波長における、10mmの曲げ半径に対する曲げ損失が0.2dB以下である、請求項1から9のいずれか一項に記載のファイバ。
- 1625nmの波長における、5mmの曲げ半径に対する曲げ損失が1巻き当たり1dB以下である、請求項1から11のいずれか一項に記載のファイバ。
- 固定径ドラム方式によるマイクロベンディング損失が、最大1625nmの波長に対して0.8db/km以下である、請求項1から12のいずれか一項に記載のファイバ。
- ケーブル遮断波長が1260nm以下である、請求項1から13のいずれか一項に記載のファイバ。
- 1310nmの波長におけるモードフィールド径(MFD)が、8.6μmと9.5μmの間からなる、請求項1から14のいずれか一項に記載のファイバ。
- 有効遮断波長λCeffに対する1550nmにおけるモードフィールド径の比率(MAC)が8.2未満である、請求項1から15のいずれか一項に記載のファイバ。
- ゼロ波長分散波長(λ0)が1300nmと1324nmの間からなり、前記波長における波長分散勾配が0.092ps/nm2/km以下である、請求項1から16のいずれか一項に記載のファイバ。
- 請求項1から17のいずれか一項に記載のファイバの少なくとも巻き取られた部分を受け取るハウジングを備えた光モジュール。
- 請求項1から17のいずれか一項に記載のファイバの少なくとも巻き取られた部分を受け取る保管箱。
- ファイバが15mm未満の曲げ半径で巻き取られる、請求項18または19に記載の光モジュールまたは保管箱。
- ファイバが7.5mm未満の曲げ半径で巻き取られる、請求項18または19に記載の光モジュールまたは保管箱。
- 請求項18から21のいずれか一項に記載の少なくとも1つの光モジュールまたは1つの保管箱を備えたファイバトゥーザホーム(FTTH)またはファイバトゥーザカーブ(FTTC)光システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0603128A FR2899693B1 (fr) | 2006-04-10 | 2006-04-10 | Fibre optique monomode. |
FR0603128 | 2006-04-10 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007279739A JP2007279739A (ja) | 2007-10-25 |
JP2007279739A5 true JP2007279739A5 (ja) | 2012-10-25 |
JP5604028B2 JP5604028B2 (ja) | 2014-10-08 |
Family
ID=36660771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007099081A Active JP5604028B2 (ja) | 2006-04-10 | 2007-04-05 | 単一モード光ファイバ |
Country Status (7)
Country | Link |
---|---|
US (3) | US7587111B2 (ja) |
EP (1) | EP1845399B1 (ja) |
JP (1) | JP5604028B2 (ja) |
KR (1) | KR101360472B1 (ja) |
CN (1) | CN101055331B (ja) |
DK (1) | DK1845399T3 (ja) |
FR (1) | FR2899693B1 (ja) |
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FR2893149B1 (fr) | 2005-11-10 | 2008-01-11 | Draka Comteq France | Fibre optique monomode. |
US7406237B2 (en) | 2006-02-21 | 2008-07-29 | Corning Incorporated | Multiband optical fiber |
FR2899693B1 (fr) | 2006-04-10 | 2008-08-22 | Draka Comteq France | Fibre optique monomode. |
FR2900739B1 (fr) | 2006-05-03 | 2008-07-04 | Draka Comteq France | Fibre de compensation de la dispersion chromatique |
US7505660B2 (en) | 2006-06-30 | 2009-03-17 | Corning Incorporated | Microstructured transmission optical fiber |
WO2008013627A2 (en) | 2006-06-30 | 2008-01-31 | Corning Incorporated | Low bend loss optical fiber with high modulus coating |
JP2008058664A (ja) | 2006-08-31 | 2008-03-13 | Furukawa Electric Co Ltd:The | 光ファイバおよび光ファイバテープならびに光インターコネクションシステム |
US7450807B2 (en) | 2006-08-31 | 2008-11-11 | Corning Incorporated | Low bend loss optical fiber with deep depressed ring |
US7620282B2 (en) | 2006-08-31 | 2009-11-17 | Corning Incorporated | Low bend loss single mode optical fiber |
US7315677B1 (en) | 2006-09-14 | 2008-01-01 | Corning Incorporated | Dual dopant dual alpha multimode optical fiber |
US7526169B2 (en) | 2006-11-29 | 2009-04-28 | Corning Incorporated | Low bend loss quasi-single-mode optical fiber and optical fiber line |
EP1930753B1 (en) | 2006-12-04 | 2015-02-18 | Draka Comteq B.V. | Optical fiber with high Brillouin threshold power and low bending losses |
US7283714B1 (en) | 2006-12-15 | 2007-10-16 | Ipg Photonics Corporation | Large mode area fiber for low-loss transmission and amplification of single mode lasers |
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2006
- 2006-04-10 FR FR0603128A patent/FR2899693B1/fr active Active
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2007
- 2007-04-03 DK DK07006909.1T patent/DK1845399T3/en active
- 2007-04-03 EP EP07006909.1A patent/EP1845399B1/en active Active
- 2007-04-05 JP JP2007099081A patent/JP5604028B2/ja active Active
- 2007-04-09 US US11/697,994 patent/US7587111B2/en active Active
- 2007-04-10 CN CN200710096317XA patent/CN101055331B/zh active Active
- 2007-04-10 KR KR1020070034948A patent/KR101360472B1/ko active IP Right Grant
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2009
- 2009-09-04 US US12/554,488 patent/US7899293B2/en active Active
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- 2011-02-28 US US13/036,595 patent/US8103143B2/en active Active
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