吉泽明步高清无码中文,小向美奈子av

內(nèi)容簡(jiǎn)介

　　本書由北京交通大學(xué)和中興通訊相關(guān)研究團(tuán)隊(duì)成員合作編寫，兼具學(xué)術(shù)性和工程性的特點(diǎn)。本書闡述了多天線（Multiple-Input Multiple-Output，MIMO）技術(shù)的基本概念和未來發(fā)展方向，從基礎(chǔ)理論、關(guān)鍵技術(shù)、工程問題等方面闡述了面向 5G-Advanced 和 6G 的大規(guī)模 MIMO（Massive MIMO）、去蜂窩大規(guī)模 MIMO（Cell-Free Massive MIMO）和智能超表面（Reconfigurable Intelligent Surface，RIS）技術(shù)。本書深入淺出、概念清晰，可作為去蜂窩大規(guī)模 MIMO 及 RIS 技術(shù)研究人員的參考資料，也可以作為 6G 研究同行的技術(shù)指導(dǎo)資料，還可以作為對(duì) 6G 感興趣讀者的技術(shù)讀物以及高年級(jí)碩士生和博士生的學(xué)習(xí)資料，并為未來 6G 商用的技術(shù)選擇和決策提供參考。

作者簡(jiǎn)介

　　章嘉懿，北京交通大學(xué)教授，中國(guó)通信學(xué)會(huì)青年工作委員會(huì)委員、中國(guó)電子學(xué)會(huì)物聯(lián)網(wǎng)青年專委會(huì)委員，中國(guó)科協(xié)青年人才托舉工程入選者，主持國(guó)家自然科學(xué)基金面上項(xiàng)目《去蜂窩大規(guī)模MIMO系統(tǒng)基礎(chǔ)理論與關(guān)鍵技術(shù)研究》和國(guó)家自然科學(xué)基金青年項(xiàng)目《基于低分辨率ADC的大規(guī)模MIMO系統(tǒng)基礎(chǔ)理論研究》，獲得北京交通大學(xué)教學(xué)成果二等獎(jiǎng)。

圖書目錄

第 1 章緒論····················································································································1
1.1 引言·····························································································································1
1.2 從多天線技術(shù)演進(jìn)到全新智能超表面技術(shù)·······························································4
1.3 內(nèi)容概述及章節(jié)結(jié)構(gòu)··································································································5
第 2 章蜂窩大規(guī)模 MIMO 技術(shù) ····················································································.6
2.1 序言·····························································································································6
2.1.1 MIMO 技術(shù)的發(fā)送和接收 ··············································································6
2.1.2 MIMO 參考信號(hào)設(shè)計(jì)······················································································8
2.1.3 信道信息獲取方式 ··························································································8
2.2 基礎(chǔ)理論 ·····················································································································9
2.2.1 蜂窩大規(guī)模 MIMO 空間復(fù)用技術(shù)··································································9
2.2.2 蜂窩大規(guī)模 MIMO 空間復(fù)用模型································································13
2.2.3 蜂窩大規(guī)模 MIMO 信道狀態(tài)測(cè)量································································15
2.3 蜂窩大規(guī)模 MIMO 設(shè)計(jì)···························································································17
2.4 蜂窩大規(guī)模天線多用戶復(fù)用技術(shù) ············································································18
2.4.1 多用戶數(shù)據(jù)傳輸問題 ····················································································19
2.5 波束管理 ···················································································································20
2.5.1 多用戶 MIMO 中在獲知干擾情況下的波束管理 ········································20
2.5.2 以人工智能為基礎(chǔ)的波束管理·····································································22
2.6 虛擬扇區(qū)化 ···············································································································24
第 3 章蜂窩大規(guī)模 MIMO 技術(shù)挑戰(zhàn)與應(yīng)用 ··································································28
3.1 多小區(qū)協(xié)作機(jī)制········································································································28
3.2 蜂窩大規(guī)模 MIMO 技術(shù)對(duì)網(wǎng)絡(luò)架構(gòu)的影響 ···························································28
3.2.1 蜂窩大規(guī)模 MIMO 天線陣列配置的位置····················································29
3.2.2 異構(gòu)網(wǎng)絡(luò)下同頻與異頻方案·········································································29
3.2.3 異構(gòu)網(wǎng)絡(luò)下雙工方式選擇·············································································31
3.3 降低信道測(cè)量開銷技術(shù)····························································································31
3.3.1 利用壓縮感知降低開銷技術(shù)·········································································31
3.3.2 分維反饋降低開銷技術(shù)·················································································32
3.4 非信道互易場(chǎng)景的大規(guī)模 MIMO 技術(shù) ···································································33
3.4.1 非信道互易性問題分析·················································································33
3.4.2 非信道互易場(chǎng)景下大規(guī)模 MIMO 技術(shù)應(yīng)用分析 ········································36
3.4.3 接收端 MIMO 技術(shù)應(yīng)用 ···············································································37
3.5 蜂窩大規(guī)模 MIMO 有源陣列應(yīng)用···········································································38
3.6 蜂窩大規(guī)模天線 MIMO 技術(shù)與高頻段傳輸?shù)慕Y(jié)合················································40
3.7 本章小結(jié) ···················································································································40
第 4 章去蜂窩大規(guī)模 MIMO 技術(shù)·················································································41
4.1 序言···························································································································41
4.2 去蜂窩大規(guī)模 MIMO 的發(fā)展···················································································44
4.3 基礎(chǔ)理論 ··············································································