CDMA系統採保留機制作多媒體傳輸時之效能分析

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聶佑展(Yu-Chen Nieh) 查詢紙本館藏

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電機工程學系

論文名稱

CDMA系統採保留機制作多媒體傳輸時之效能分析
(Analyze the efficieny of a Multimedia CDMA Cellular System with Resource Reservation)

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摘要(中)

本論文的目的，主要在探討如何於無線網路CDMA系統中提供資源保留機制法。並就系統中採資源保留機制時對於系統之效能影響作一分析。
於本論文第二章中我們首先針對傳統CDMA系統與Multi-code CDMA系統中採資源保留機制時之系統容量作一分析，並於文中提出幾種資源保留機制法。而於第三章中，我們針對第二章所分析之資源保留容量提出一些保留資源借用機制，利用這些借用機制，我們藉由模擬結果分析，在可確保用戶服務品質之下，這些機制有效的改善了系統效能。

關鍵字(中)

★ 分碼多重進接系統
★ 資源保留機制

關鍵字(英)

★ Code Division Multiple Access
★ Resource Reservation

論文目次

第一章導論............................................................................1
1.1 前言...................................................................................1
1.2 CDMA系統之基本概念....................................................2
1.3 Multi-code CDMA系統之基本概念..................................5
1.4相關研究與研究動機........................................................8
第二章保留機制法.............................................................. 11
2.1 前言................................................................................. 11
2.2系統架構與容量分析...................................................... 11
2.2.1呼叫允入機制..........................................................12
2.2.2 CDMA系統容量分析..............................................13
2.2.3 Multi-code CDMA系統容量分析........................... 19
2.3 資源保留系統容量分析................................................. 21
2.4 模擬之數據結果與分析討論......................................... 30
第三章借用機制法...............................................................50
3.1前言...................................................................................50
3.2借用資源描述...................................................................50
3.3借用機制...........................................................................53
3.4模擬之數據結果與分析討論...........................................55
第四章結論...........................................................................68
參考文獻................................................................................70

參考文獻

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[17]R. Braden "Resource ReSerVation Protocol" RFC 2205, Sep. 1997.
[18] Slaheddine Aridhi and Charles L. Despins, "Performance Analysis of Type-I and Type-II Hybrid ARQ Protocols using Concatenated Codes in a DS-CDMA Rayleigh fading Channel", in Proc. IEEE ICUPC'95, pp. 748-752.
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[21] Jung-Shyr Wu and Bor-Jiunn Hwang et al, "Improving the performance in CDMA system with Resource Reservation " submitted.

指導教授

吳中實(Jung-Shyr Wu)

審核日期

2000-6-27

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