Yi-Ning Zhang, Yu-Ling Feng, Xiao-Qian Wang, Zhen-Ming Zhao, Chao Gao, Zhi-Hai Yao. Time delay signature and bandwidth of chaotic laser output from semiconductor laser [J]. Acta Physica Sinica, 2020, 69(9): 090501-1
- Acta Physica Sinica
- Vol. 69, Issue 9, 090501-1 (2020)
Fig. 1. Schematic diagram of the SL-EOI-DFOF system.
Fig. 2. Time series (a1)−(a3), ACF curves (b1)−(b3) and MI curves (c1)−(c3) of chaotic laser from the SL-EOI-DFOF at different delay times
: (a1)−(c1)
; (a2) −(c2)
; (a3)−(c3)
.
: (a1)−(c1)
; (a2) −(c2)
; (a3)−(c3)
. 
Fig. 3. Two-dimensional maps of the time-delay characteristic
in the parameter space of
and
of chaotic laser from the SL-EOI-DFOF.
in the parameter space of
and
of chaotic laser from the SL-EOI-DFOF. Fig. 4. Variations of the time delay characteristic values
with
of chaotic laser from the SL-EOI-SOF, SL-EOI-DOF, SL-EOI-SFOF, SL-EOI-DFOF and SL-DFOF, respectively.
with
of chaotic laser from the SL-EOI-SOF, SL-EOI-DOF, SL-EOI-SFOF, SL-EOI-DFOF and SL-DFOF, respectively. Fig. 5. Variations of the time delay characteristic values
with
of chaotic laser from the SL-EOI-DFOF and SL-EOI-SFOF, respectively.
with
of chaotic laser from the SL-EOI-DFOF and SL-EOI-SFOF, respectively. Fig. 6. Time series (a1)−(a3) and the corresponding power spectra (b1)−(b3) of chaotic laser from SL-EOI-DFOF at different external light injection coefficient
: (a1), (b1)
; (a2), (b2)
; (a3), (b3)
, the dashed lines in (b1)−(b3) indicate the value of the 3 dB bandwidth of the chaotic laser.
: (a1), (b1)
; (a2), (b2)
; (a3), (b3)
, the dashed lines in (b1)−(b3) indicate the value of the 3 dB bandwidth of the chaotic laser. Fig. 7. Bandwidth versus
of chaotic laser from the SL-EOI-DFOF.
of chaotic laser from the SL-EOI-DFOF. Fig. 8. Bandwidth versus
of chaotic laser from the SL-EOI-DFOF.
of chaotic laser from the SL-EOI-DFOF. Fig. 9. Bandwidth versus
of chaotic laser from the SL-EOI-DFOF.
of chaotic laser from the SL-EOI-DFOF. Fig. 10. Bandwidth versus
of chaotic laser from the SL-EOI-DFOF.
of chaotic laser from the SL-EOI-DFOF. 
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