Generation of Self-Pulsating source based on Regenerative SPM and Realizing High- qualityPulse source

نویسندگان

  • B. Selva
  • C. Mahendran
چکیده

We analyze the operation of the self pulsating source based on the cascaded effects of soliton self frequency shift and SPM. The CW super continuum signal is generated based on erbium gain inside the cavity and single mode propagation of a strong Raman pump laser source through a highly nonlinear fiber. The generation occurs due to the nonlinear effects such as modulation instability and stimulated Raman scattering in HNLF. At one of the output that laser emits a supercontinuum extending beyond 1900 nm. Optical pulse compression stage is involved in this paper for realizing the remarkable high quality pulse source. Soliton is compressed using the single mode fiber (SMF) and dispersion shifted fiber (DSF). CDPF is made of two optical fibers in cascade, namely a first fiber of the single mode fiber (SMF) as high-dispersion segments, followed by a second fiber of the type dispersion shifted fiber (DSF) as low-dispersion segments. This allows multiple channels to be placed on a single frequency where each channel can later be extracted for detection using a high-speed switch. Cascaded effects and compression stages are designed and evaluated in this proposed paper.

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تاریخ انتشار 2017