Amplify-and-forward (AF) relaying

Upper and Lower Bounds of Two-Way Opportunistic Amplify-and-Forward Relaying Channels

标签： Opportunistic relaying; amplify-and-forward; performance bounds

With the high signal-to-noise ratio (SNR) approximation, the statistical descriptions of the two-way opportunistic relaying amplify-and-forward channels (TWOR-AF) are investigated through the ...

Multipair two-way massive MIMO AF relaying with ZFR/ZFT and hardware impairments over high-altitude ...

标签： massive MIMO half-duplex full-duplex

This paper investigates a multipair two-way MM-AF (Massive MIMO Amplify-and-Forward) relay system over HAPs, where multiple user pairs exchange information within a pair through a relay with a very ...

Traffic-knowledge-based relay selection for asymmetric two-way AF relaying networks

标签： two-way relay; amplify-and-forward; relay selection; asymmetric

A novel relay selection criterion, in which the traffic-knowledge is utilized, is proposed for asymmetric two-way amplify-and-forward (AF) relaying networks. The system outage probability, diversity ...

Traffic-information-utilized low-complexity relay selection for two-way AF relaying networks

标签： two-way relay; amplify-and-forward; relay selection; traffic mode; low-complexity

This paper investigates a two-way amplify-and-forward multiple relaying network (TWMR-AF) and presents a novel relay selection scheme, which is appropriate for different traffic patterns and has very ...

Low-complexity distributed relay selection for two-way AF relaying networks

标签：研究论文

Presented is a low-complexity distributed two-way amplify-and-forward (AF) relay selection scheme, in which the optimal relay can be selected only by comparing the received power at the relay ...

Performance analysis for mobile-relay-based M2M two-way AF relaying in N*Nakagami-m fading

标签：研究论文

The system outage probability of a mobile-relay-based two-way amplify-and-forward (AF) relaying system is investigated. Independently but not necessarily identically distributed N*Nakagami-m fading is...

Impact of Channel Estimation Error on Bidirectional MABC-AF Relaying With Asymmetric Traffic ...

标签： Analog network coding; asymmetric traffic; channel estimation error; outage probability; power allocation; relay selection

In particular, we focus on the amplify-and-forward (AF) relay-assisted multiple-access broadcast (MABC) protocol, i.e., MABC-AF, which has received much attention due to its high spectrum efficiency ...

Fairness-aware power allocation for asymmetric two-way AF relaying networks

标签：研究论文

The outage performance fairness on asymmetric two-way amplify-and-forward (AF) relaying networks is investigated. Power allocation is proposed to minimise maximum individual outage probability so as ...

论文研究-Joint Relay Selection and Power Allocation in Cooperative-Diversity System.pdf

标签： Amplify-and-forward (AF) relaying

Diversity System，白皛，，In this paper, we propose two novel algorithms where relay selection and power allocation are jointly considered in order to optimize ergodic capacity in AF (Amplify-...

具有反馈延迟和CCI的双跳多天线AF中继系统的容量

标签： Amplify-and-forward (AF) relaying; transmit beamforming (TB); maximum ratio combining (MRC); ergodic capacity

在这封信中，我们针对采用发射波束成形和最大比合并（TB / MRC）并具有反馈延迟和同频干扰的双跳多天线放大转发（AF）中继系统的遍历容量开发了一个统一的框架（ CCI）。在瑞利衰落信道上，得出了端对端SINR的确切...

具有干扰的双跳多天线AF中继系统的断电概率

标签： Amplify-and-forward relaying; dual-hop systems; interference; multiple antenna system; outage probability

本文对存在干扰的双跳多天线放大转发中继系统的中断性能进行了分析研究。对于固定增益和可变增益中继方案，都可以得出系统中断概率的精确解析表达式。此外，提供了在高信噪比条件下的简单中断概率近似值，并对系统...

多用户OFDM双向中继权衡公平性和总速率资源优化

标签：正交频分复用;;双向中继;;比例公平;;子载波优化;;功率优化 OFDM;;two-way relaying;;proportional fairness;;sub-carrier optimization;;power optimization

在OFDM协作双向中继网络中,当多个用户对借助AF(amplify and forward)双向中继相互通信时,用户对之间的公平性与系统总速率不能同时兼顾.该文提出一种用户对速率成比例性公平,并与系统总速率折中的次优资源分配策略.该...

【论文02】隐蔽通信中的中继应用《Relaying via Cooperative Jamming in Covert Wireless Communications》

标签：即时通信概率论

有感而发（胡说八道）：隐蔽通信或其他方向就是一个大坑（无贬义），几个大牛学者把论文当锄头，把这坑一点点挖大，挖完觉得差不多了，换一个位置继续挖。...论文题目： Relaying via Cooperative Jamming in .

合肥工业大学计算机与信息学院导师介绍,合肥工业大学计算机与信息学院导师介绍：周清峰...

标签：合肥工业大学计算机与信息学院导师介绍

教师信息姓名周清峰性别男出生年月1978，08最终学位博士毕业学校香港理工大学(The Hong Kong Polytechnic University)从事专业通信与信息系统职务硕士生导师所属院系通信工程系所属科室(研究所)通信与信息系统研究所...

合工大计算机与信息学院研究生,合肥工业大学计算机与信息学院导师介绍：周清峰...

标签：合工大计算机与信息学院研究生

合肥工业大学计算机与信息学院导师介绍：周清峰2013-08-19教师信息姓名周清峰性别男出生年月 1978，08 最终学位博士毕业学校香港理工大学(The Hong Kong Polytechnic University)从事专业 ...

一种基于增量中继与机会中继的协同通信技术matlab仿真

标签： matlab 增量中继机会中继

为减少重传次数， Laneman提出在协同通信中采用类似于ARQ的方式，利用目的节点的反馈，仅在直接传输（DT，Direct Transmission）不成功时才由中继节点进行重传。目前在协同通信领域的诸多研究方向中非常有实际意义...

【电信学】【2015】大规模MIMO：基础与系统设计

本文为瑞典林雪平大学（作者：Hien Quoc Ngo）的毕业论文，共67页。在过去的数十年中，连接的无线设备数量有了巨大的增长。数以十亿计的设备通过无线网络进行连接和管理。同时，每个设备都需要高吞吐量来支持语音、...