Back to results
US 2022/0045755 A1Published application
Controller and control method for raman amplifier
AssigneeFujitsu Limited
InventorsNorifumi Shukunami, Tomoaki Takeyama
Life of this patent
Estimating the term…
Loading patent…
Loading patent…
AssigneeFujitsu Limited
InventorsNorifumi Shukunami, Tomoaki Takeyama
Estimating the term…
A controller for a front-exciting Raman-amplifier that amplifies an optical signal transmitted from one end of an optical fiber to other end by inputting an excitation light to the one end, the controller includes a memory, and a processor coupled to the memory and configured to acquire communication-related information regarding communication of the optical signal in the optical fiber, when the acquired communication-related information does not indicate the communication of the optical signal, set a Raman gain of the front-exciting Raman amplifier based on a first light intensity of an amplified spontaneous scattered light of the excitation light, and when the acquired communication-related information indicates the communication of the optical signal, set the Raman gain based on a second light intensity of the optical signal output from the optical fiber.
A controller for a front-exciting Raman amplifier that amplifies an optical signal transmitted from one end of an optical fiber to other end of the optical fiber by inputting an excitation light to the one end of the optical fiber, the controller comprising:
A controller for a front-exciting Raman amplifier that amplifies an optical signal transmitted from one end of an optical fiber to other end of the optical fiber by inputting an excitation light to the one end of the optical fiber, the controller comprising:
A control method to control a front-exciting Raman amplifier that amplifies an optical signal transmitted from one end of an optical fiber to other end of the optical fiber by inputting an excitation light to the one end of the optical fiber, the control method comprising:
Dependencies are inferred from the claim text.