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題 名 | 衛星光通訊簡介=Introduction to Satellite Optical Communications |
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作 者 | 張家豪; 林語萱; 陳彥涪; 林千喜; 林世千; 朱冠瑜; 鄭健一; 林俊廷; | 書刊名 | 科儀新知 |
卷 期 | 238 2024.03[民113.03] |
頁 次 | 頁54-71 |
專 輯 | 「立方衛星與儀器酬載」專題 |
分類號 | 448.79 |
關鍵詞 | 衛星通訊; 立方衛星; |
語 文 | 中文(Chinese) |
中文摘要 | B5G/6G透過運用無人機、飛機等高機動裝置之載具,使小範圍的資料傳輸可以更加即時並透過中/低軌衛星將光纖無法分布的空中區域通訊網絡佈置得更廣泛。衛星雷射光通訊技術其系統具有相對傳統射頻較窄的傳輸光束發散角,且能具有較高的資料傳輸速率(>1 Gbps)。憑藉衛星高覆蓋和高移動性等特性,並結合地表上多項通訊技術,即可實現太空/天/海/陸4D異質網路層。本文將透過光鏈路裕度的推導以及低軌道衛星對地傳輸的工作流程帶出光學酬載各次系統的設計以及連結。 |
英文摘要 | By using highly maneuverable vehicles such as drones and airplanes, B5G/6G enables more timely data transmission in small areas and deploys more extensive communication networks in the air where optical fiber cannot be distributed through medium/low orbit satellites. The system of satellite laser optical communication technology has a narrower transmission beam divergence angle than traditional radio frequency, and can have a higher data transmission rate (> 1 Gbps). Relying on the characteristics of high satellite coverage and high mobility, combined with multiple communication technologies on the surface, a 4D heterogeneous network layer in space/sky/sea/land can be realized. This article will introduce the design and connection of each optical payload system through the derivation of optical link margin and the workflow of low-orbit satellite-to-earth transmission. |
本系統中英文摘要資訊取自各篇刊載內容。