Photonic generation of microwave signal using a dual-wavelength single-longitudinal-mode fiber ring laser
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Cites background from "Photonic generation of microwave si..."
...length laser source with the two wavelengths separated at a desired frequency [18]....
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Additional excerpts
...These techniques can be classified into four categories [2]: 1) optical injection locking [3], 2) optical phase-lock loop [4], 3) microwave generation based on external modulation [5]–[10], and 4) microwave generation using a dual-wavelength laser source [11]....
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112 citations
Cites background from "Photonic generation of microwave si..."
...Unlike the dual-wavelength fiber ring laser that can only generate microwave signals with fixed frequencies limited by the predesigned transmission bands of the FBGs used [12], Fig....
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...By using dual-wavelength ultranarrow transmission-band fiber Bragg gratings (FBGs), a dualwavelength fiber ring laser has been demonstrated to generate microwave signals without the need for the microwave reference source [12], [13]....
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References
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"Photonic generation of microwave si..." refers methods in this paper
...To generate a signal with low phase noise and high stability, the phases of the two laser sources must be locked, which are usually implemented by using optical injection locking [1], [2] or by an optical phase-locked loop [3], [4]....
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170 citations
124 citations
"Photonic generation of microwave si..." refers background or methods in this paper
...To generate a signal with low phase noise and high stability, the phases of the two laser sources must be locked, which are usually implemented by using optical injection locking [1], [2] or by an optical phase-locked loop [3], [4]....
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...In the approaches in [1]–[4], the phases of the two wavelengths from two lasers are locked to a reference source....
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114 citations
"Photonic generation of microwave si..." refers background or methods in this paper
...FBG1-1 is fabricated using the equivalent phase-shift technique by introducing two EPSs during the fabrication process [ 10 ], [11]....
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...We called this type of “equivalent phase shift” EPS-II in this paper, while the EPS in [ 10 ] and [11] is called EPS-I....
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...Very recently, a dual-wavelength SLM fiber ring laser with a wavelength spacing as small as 0.147 nm was proposed [ 10 ] by using an ultranarrow transmission-band (UNTB) dual-wavelength fiber Bragg grating (FBG), fabricated using the equivalent phase shift (EPS) technique [11], [12]....
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...First, the SLM operation is ensured by using the UNTB FBGs [ 10 ]....
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...The basic structure of FBG1-1 and the performance of the dual-wavelength SLM fiber ring laser have been discussed in [ 10 ]....
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