Photoelectricity oscillator based on narrow-band double-peak phase shift fiber bragg grating and method thereof
A phase-shifting fiber grating and photoelectric oscillator technology, applied in the fields of optical communication and microwave photonics, can solve problems such as bulky volume and difficult integration, and achieve the effect of easy integration and simple structure
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[0015] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0016] Such as figure 1 As shown, the optoelectronic oscillator based on narrow-band bimodal phase-shifting fiber grating includes wavelength tunable laser 1, polarization controller 2, single-arm Mach-Zehnder modulator 3, erbium-doped fiber amplifier 4, narrow-band bimodal phase-shifting fiber grating 5 , high-speed photodetector 6, microwave amplifier 7, microwave coupler 8; wavelength tunable laser 1, polarization controller 2, single-arm Mach-Zehnder modulator 3, erbium-doped fiber amplifier 4, narrow-band bimodal phase-shifting fiber grating 5 , high-speed photodetector 6 are connected in sequence through optical fiber; the radio frequency input ends of high-speed photodetector 6, microwave amplifier 7, microwave coupler 8, single-arm Mach-Zehnder modul...
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