Title:
光増幅伝送システム
Document Type and Number:
Japanese Patent JP4523188
Kind Code:
B2
Abstract:
A plurality of optical repeaters are provided on a transmission line between an optical transmitting station and an optical receiving station. A combined transmission line section is provided between optical repeaters. The combined transmission line section is composed of the first optical fiber, which is a positive-dispersion fiber, and the second optical fiber, which is a negative-dispersion fiber. Signal light is inputted to the first optical fiber in each combined transmission line section. Each optical repeater inputs pump light to the second optical fiber.
Inventors:
Toshiki Tanaka
Takao Naito
Takao Naito
Application Number:
JP2001075721A
Publication Date:
August 11, 2010
Filing Date:
March 16, 2001
Export Citation:
Assignee:
富士通株式会社
International Classes:
G02F1/35; H01S3/06; H01S3/067; H01S3/30; H04B10/2507; H04B10/2513; H04B10/2543; H04B10/29; H04B10/291; H04J14/00; H04J14/02
Domestic Patent References:
| JP2000349716A | ||||
| JP2000354005A | ||||
| JP2000151507A | ||||
| JP2000261376A | ||||
| JP2000299522A | ||||
| JP2000314902A | ||||
| JP2001007768A | ||||
| JP2001033838A | ||||
| JP2002229083A | ||||
| JP2002537715A | ||||
| JP2000098433A |
Foreign References:
| WO2000049742A1 |
Attorney, Agent or Firm:
Yoshiyuki Osuga
virtue Tamio Ei
virtue Tamio Ei