Xiaopeng LI, Mengxia WEI, Zhanke ZHU, Xizheng KE. Research Progress of Passive Modulation in Free Space Optical Communication[J]. Study On Optical Communications, 2024, 50(3): 23012101
- Study On Optical Communications
- Vol. 50, Issue 3, 23012101 (2024)
![Principle of reverse modulation laser communication[3]](/richHtml/gtxyj/2024/50/3/23012101/img_01.jpg)
Fig. 1. Principle of reverse modulation laser communication[3]
![Composition diagram of reverse modulation laser communication system[38]](/richHtml/gtxyj/2024/50/3/23012101/img_02.jpg)
Fig. 2. Composition diagram of reverse modulation laser communication system[38]
Fig. 3. The relationship between the laser power attenuation and the distance
Fig. 4. Block diagram of the inverse modulation terminal structure[22]
Fig. 5. Schematic diagram of Angle reflector MRR[40]
Fig. 6. Physical model of forward defocused light propagation[38]
Fig. 7. Physical model of backward defocused light propagation[38]
Fig. 8. Schematic diagram of MQW“cat's eye”reverse modulation optical communication[42]
Fig. 9. Schematic diagram of MEMS[42]
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Table 1. Statistical table of research status of duplex modulation technology in MRR
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Table 2. Comparison of two inverse modulators
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