免授權(quán)頻譜共享原理與技術(shù)

第1 章 緒論····································································································1
1.1 無(wú)線(xiàn)電頻譜························································································1
1.2 靜態(tài)的頻譜管理··················································································2
1.3 免授權(quán)頻譜共享的提出·······································································3
1.4 免授權(quán)頻段現(xiàn)有用戶(hù)WiFi 系統(tǒng)···························································5
1.5 免授權(quán)頻譜共享方案···········································································6
1.5.1 LWA···························································································8
1.5.2 LWIP ··························································································8
1.5.3 MulteFire······················································································8
1.5.4 LTE-U·························································································9
1.5.5 LTE-LAA··················································································.10
1.5.6 LTE-eLAA·················································································.12
1.5.7 5G NR-U···················································································.13
參考文獻(xiàn)·································································································.14
第2 章 LTE-LAA 方案的相關(guān)性能分析························································.16
2.1 引言································································································.16
2.2 LTE-LAA 方案的性能分析·······························································.17
2.2.1 系統(tǒng)模型···················································································.17
2.2.2 LTE-LAA 方案···········································································.18
2.2.3 數(shù)學(xué)建?！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ?20
2.2.4 退避機(jī)制···················································································.24
2.2.5 目標(biāo)參數(shù)分析·············································································.26
2.2.6 仿真結(jié)果與性能分析····································································.28
2.2.7 本節(jié)小結(jié)···················································································.36
2.3 捕獲效應(yīng)下的LTE-LAA 性能分析···················································.37
2.3.1 系統(tǒng)模型···················································································.37
2.3.2 LTE-LAA 方案和WiFi DCF 機(jī)制····················································.39
2.3.3 捕獲模型···················································································.40
2.3.4 數(shù)學(xué)建?！ぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁぁ?43
2.3.5 仿真結(jié)果與性能分析····································································.49
2.3.6 本節(jié)小結(jié)···················································································.58
2.4 不完美頻譜探測(cè)下的LTE-LAA 性能分析·········································.58
2.4.1 網(wǎng)絡(luò)模型···················································································.59
2.4.2 WiFi DCF 機(jī)制和LBT 機(jī)制···························································.59
2.4.3 不完美頻譜探測(cè)下的LTE-LAA 共存性能研究···································.60
2.4.4 仿真結(jié)果與性能分析····································································.69
2.4.5 本節(jié)小結(jié)···················································································.79
2.5 本章總結(jié)·························································································.79
參考文獻(xiàn)·································································································.80
第3 章 LTE-LAA 方案的智能優(yōu)化·······························································.82
3.1 引言································································································.82
3.2 Q 學(xué)習(xí)算法······················································································.83
3.2.1 Q 學(xué)習(xí)算法理論··········································································.83
3.2.2 智能體動(dòng)作選擇策略····································································.84
3.3 基于混沌Q 學(xué)習(xí)的CWS 選擇算法······················