RU97102038A - SYMMETRIC FIBER OPTICAL CABLE AND SYSTEM WITH REGULATED DISPERSION - Google Patents

SYMMETRIC FIBER OPTICAL CABLE AND SYSTEM WITH REGULATED DISPERSION

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Publication number
RU97102038A
RU97102038A RU97102038A RU97102038A RU97102038A RU 97102038 A RU97102038 A RU 97102038A RU 97102038 A RU97102038 A RU 97102038A RU 97102038 A RU97102038 A RU 97102038A RU 97102038 A RU97102038 A RU 97102038A
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RU
Russia
Prior art keywords
optical fiber
fiber
dispersion
symmetric
cable according
Prior art date
Application number
RU97102038A
Other languages
Russian (ru)
Other versions
RU2173940C2 (en
Inventor
Джордж Ф. Уайлдмен
Original Assignee
Корнинг Инкорпорейтед
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Application filed by Корнинг Инкорпорейтед filed Critical Корнинг Инкорпорейтед
Publication of RU97102038A publication Critical patent/RU97102038A/en
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Publication of RU2173940C2 publication Critical patent/RU2173940C2/en

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Claims (10)

1. Симметричный волоконно-оптический кабель с регулируемой дисперсией, содержащий обычное одномодовое волокно, имеющее первую эффективную площадь и положительную дисперсионную характеристику в заданном рабочем диапазоне длин волн и включающее две части по существу одинаковой длины, и второе оптическое волокно, имеющее вторую эффективную площадь и отрицательную дисперсионную характеристику в рабочем диапазоне длин волн, причем указанное второе оптическое волокно включено между двумя частями указанного первого волокна, а средняя полная дисперсия симметричного волоконно-оптического кабеля с регулируемой дисперсией в рабочем диапазоне длин волн равна первому значению средней полной дисперсии.1. Symmetric dispersion-controlled fiber optic cable containing a conventional single-mode fiber having a first effective area and a positive dispersion characteristic in a given operating wavelength range and including two parts of substantially the same length, and a second optical fiber having a second effective area and negative dispersion characteristic in the operating wavelength range, wherein said second optical fiber is included between two parts of said first fiber, and the middle floor Single symmetrical dispersion fiber optic cable at a controlled dispersion in the operating wavelength range is a first average total dispersion value. 2. Симметричный волоконно-оптический кабель по п. 1, отличающийся тем, что указанное первое значение средней полной дисперсии равно по существу нулю. 2. The symmetric fiber optic cable according to claim 1, characterized in that said first value of the average total dispersion is substantially zero. 3. Симметричный волоконно-оптический кабель по п. 1, отличающийся тем, что указанное второе оптическое волокно существенно длиннее, чем любая из двух частей указанного обычного одномодового волокна. 3. The symmetric optical fiber cable according to claim 1, characterized in that said second optical fiber is substantially longer than either of the two parts of said conventional single-mode fiber. 4. Симметричный волоконно-оптический кабель по п. 3, отличающийся тем, что отношение длины любой части указанного обычного одномодового волокна к длине указанного второго оптического волокна находится в диапазоне примерно (1:10) - (1:25). 4. The symmetric optical fiber cable according to claim 3, characterized in that the ratio of the length of any part of said conventional single-mode fiber to the length of said second optical fiber is in the range of about (1:10) to (1:25). 5. Симметричный волоконно-оптический кабель по п. 1, отличающийся тем, что две части указанного обычного одномодового волокна и указанное второе оптическое волокно имеют суммарную длину примерно 60 - 140 км. 5. The symmetric optical fiber cable according to claim 1, characterized in that the two parts of said conventional single-mode fiber and said second optical fiber have a total length of about 60-140 km. 6. Симметричный волоконно-оптический кабель по п. 1, отличающийся тем, что указанное обычное одномодовое волокно имеет эффективную площадь в диапазоне примерно 70 - 90 мкм2.6. The symmetric optical fiber cable according to claim 1, characterized in that said conventional single-mode fiber has an effective area in the range of about 70 - 90 μm 2 . 7. Симметричный волоконно-оптический кабель по п. 1, отличающийся тем, что указанное одномодовое волокно в рабочем диапазоне длин волн примерно 1530 - 1560 нм имеет дисперсионную характеристику в диапазоне примерно 15 - 20 пс/нм/км или примерно 0,1 - (-6,0) пс/нм/км. 7. The symmetric optical fiber cable according to claim 1, characterized in that said single-mode fiber in the operating wavelength range of about 1530 - 1560 nm has a dispersion characteristic in the range of about 15 - 20 ps / nm / km or about 0.1 - ( -6.0) ps / nm / km. 8. Симметричный волоконно-оптический кабель по п. 1, отличающийся тем, что указанное второе оптическое волокно имеет эффективную площадь в диапазоне примерно 45 - 55 мкм2.8. The symmetric optical fiber cable according to claim 1, characterized in that said second optical fiber has an effective area in the range of about 45 - 55 μm 2 . 9. Симметричный волоконно-оптический кабель по п. 1, отличающийся тем, что указанное второе оптическое волокно является волокном со смещенной дисперсией или волокном с ненулевой дисперсией. 9. The symmetric optical fiber cable according to claim 1, characterized in that said second optical fiber is a dispersion-shifted fiber or a non-zero dispersion fiber. 10. Оптическая система передачи, содержащая оконечный оптический блок и по меньшей мере один регенератор, соединенный с указанным оконечным оптическим блоком симметричным оптическим кабелем по любому из пп. 1-9. 10. An optical transmission system comprising a terminal optical unit and at least one regenerator connected to said terminal optical unit by a symmetrical optical cable according to any one of claims. 1-9.
RU97102038/28A 1996-02-16 1997-02-13 Fiber-optical cable with controllable dispersion and optical transmission system RU2173940C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1183896P 1996-02-16 1996-02-16
US60/011,838 1996-02-16

Publications (2)

Publication Number Publication Date
RU97102038A true RU97102038A (en) 1999-03-10
RU2173940C2 RU2173940C2 (en) 2001-09-20

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RU97102038/28A RU2173940C2 (en) 1996-02-16 1997-02-13 Fiber-optical cable with controllable dispersion and optical transmission system

Country Status (8)

Country Link
US (1) US5778128A (en)
EP (1) EP0790510B1 (en)
JP (1) JP3200386B2 (en)
CN (1) CN1109907C (en)
CA (1) CA2195614C (en)
DE (1) DE69703756T2 (en)
RU (1) RU2173940C2 (en)
UA (1) UA48141C2 (en)

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