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來源資料
頁籤選單縮合
題 名 | 微波無線電通訊鏈路不可用率與衰落餘裕評估 |
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作 者 | 洪健藏; 朱康民; | 書刊名 | 電信研究 |
卷 期 | 21:1 1991.03[民80.03] |
頁 次 | 頁107-112 |
分類號 | 448.81 |
關鍵詞 | 無線電通訊; 微波; 鏈路; |
語 文 | 中文(Chinese) |
中文摘要 | 本文據臺灣地區正在營運中的十一條地面微波無線電鏈路一年實測資料,分析評估各鏈路信號因衰落引起之通訊服勤不可用率與衰落餘裕,就正規收訊位準與衰落餘裕之設計估算與實測計算比較。並據實測資料與規範所定鏈路因衰落起通訊中斷率之標準,計算出各鏈路適當之收訊門限位準,以及容許之衰落餘裕。 |
英文摘要 | Unavailability due to signal fading and fade margin for each radio link are analyze and evaluated according to one year data of experimental measurement on eleven terrestrial microwave radio links in business operation in Taiwan. Normal recive4d signal level and fade margin for each radio link based on designed calculation and experimental measurement are compared. Appropriate receiver threshold and allowed fade margin for each radio link are also calculated according to experimental measurements and standard specification for radio link outage due to fading. |
本系統中英文摘要資訊取自各篇刊載內容。