Frequency Response Characteristics of Vertical-Cavity Surface-Emitting Lasers Based on Parasitic Network

Yang Chen; Wei Wang

doi:10.3788/LOP202259.0514005

Journals >Laser & Optoelectronics Progress >Volume 59 >Issue 5 >Page 0514005 > Article

Laser & Optoelectronics Progress
Vol. 59, Issue 5, 0514005 (2022)

Frequency Response Characteristics of Vertical-Cavity Surface-Emitting Lasers Based on Parasitic Network

Yang Chen¹ and Wei Wang^2、*

Author Affiliations

¹School of Electronics and Information Engineering, Nanjing University of Information Science & Technology, Nanjing , Jiangsu 210044, China

²School of Electronics and Information Engineering, Wuxi University, Wuxi , Jiangsu 214105, China

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DOI: 10.3788/LOP202259.0514005 Cite this Article Set citation alerts

Yang Chen, Wei Wang. Frequency Response Characteristics of Vertical-Cavity Surface-Emitting Lasers Based on Parasitic Network[J]. Laser & Optoelectronics Progress, 2022, 59(5): 0514005 Copy Citation Text

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Fig. 1. Cascaded two-port model for VCSEL

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Fig. 2. Schematic diagram of oxide-confined VCSEL with parasitic parameters

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Fig. 3. Parasitic network equivalent circuit of VCSEL

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Fig. 4. Large-signal equivalent circuit model of VCSEL with parasitic network

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Fig. 5. Python simulation results. (a) Influence of β on carrier density; (b) influence of β on photon density

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Fig. 6. Python simulation results. (a) Influence of Γ on carrier density; (b) influence of Γ on photon density

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Fig. 7. Small signal circuit model of VCSEL with parasitic network

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Fig. 8. Effect of

R_{p}

on frequency response

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Fig. 9. Effect of

L_{p}

on frequency response

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Fig. 10. Effect of

C_{p}

on frequency response

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$V / m^{3}$	$τ_{P} / s$	$τ_{n} / s$	$g_{0} / (m^{3} \cdot s^{- 1})$	$N_{0} / m^{- 3}$
$1.78 \times 10^{- 17}$	$0.76 \times 10^{- 12}$	$0.74 \times 10^{- 9}$	$1.42 \times 10^{- 12}$	$1.5 \times 10^{24}$

Table 1. Values of some simulation parameters of the large-signal equivalent circuit

$R_{s} / Ω$	$C_{s} / p F$	$C_{s c} / p F$	$C_{d} / p F$	$R_{a} / Ω$	$L_{x} / p H$	$R_{b} / m Ω$
$3.31$	$15.99$	$8.7$	$29$	$1.53$	$8.87$	$20.3$

Table 2. Values of some simulation parameters of the small-signal equivalent circuit

Yang Chen, Wei Wang. Frequency Response Characteristics of Vertical-Cavity Surface-Emitting Lasers Based on Parasitic Network[J]. Laser & Optoelectronics Progress, 2022, 59(5): 0514005

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