2020
DOI: 10.1364/josab.389890
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Characteristics of microwave photonic signal generation using vertical-cavity surface-emitting lasers with optical injection and feedback

Abstract: Characteristics of microwave photonic signal generation based on P1 dynamic in an optically injected vertical-cavity surface-emitting laser are studied systematically. The evolutions of the linewidth, power and second harmonic ratio of the generated microwave are investigated as a function of injection strength and frequency detuning. The effect of optical feedback on the linewidth and the phase noise of the generated microwave photonic signal is also studied in detail. With the help of optical feedback, the l… Show more

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Cited by 13 publications
(5 citation statements)
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References 33 publications
(37 reference statements)
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“…Comparing Figure 5 with Figure 4b, we can see that the linewidth and phase noise of the generated microwaves reach their local minima at the injection ratio where the maximum microwave power is achieved; these results are identical compared to those reported in DFB lasers [28]. In order to stabilize the fluctuation of the generated microwave and reduce its linewidth, the optical feedback technique used in DFB lasers and VCSELs [28,44] is adopted. In this experiment, only a single feedback loop is introduced.…”
Section: Resultssupporting
confidence: 69%
See 1 more Smart Citation
“…Comparing Figure 5 with Figure 4b, we can see that the linewidth and phase noise of the generated microwaves reach their local minima at the injection ratio where the maximum microwave power is achieved; these results are identical compared to those reported in DFB lasers [28]. In order to stabilize the fluctuation of the generated microwave and reduce its linewidth, the optical feedback technique used in DFB lasers and VCSELs [28,44] is adopted. In this experiment, only a single feedback loop is introduced.…”
Section: Resultssupporting
confidence: 69%
“…The SPS is around 28 dB, as shown in Figure 6b. In order to stabilize the fluctuation of the generated microwave and reduce its linewidth, the optical feedback technique used in DFB lasers and VCSELs [28,44] is adopted. In this experiment, only a single feedback loop is introduced.…”
Section: Resultsmentioning
confidence: 99%
“…7 that the frequency varies within a range of ±2.15 MHz, which is a relatively normal level for P1-based microwave generator. This long-term stability is expected to be significantly reduced from several MHz to KHz by further introducing external optical feedback [21,23,24,28,29,31], optical injection [33], filtered feedback [34], or phase-locked loop [47]. This is the aim of our next work.…”
Section: Discussionmentioning
confidence: 98%
“…This has led to the discovery of a class of laser interferometry, named self-mixing interferometry (SMI), also known as optical feedback interferometry [4]. Under certain external settings (e.g., increasing the OF strength), the system leaves the stable state, then period-one oscillation can be invoked through the Hopf-bifurcation and accompanied by an undamped relaxation oscillation [5]. The period-one oscillation produces an intensity-modulated optical wave and gives regular pulsation at microwave frequencies [6][7][8][9].…”
Section: Introductionmentioning
confidence: 99%