The performance of a space-path diversity receiver in various coding schemes is illustrated.
讨论了在各种编码方案下空间路径分集接收机的误码性能。
Therefore, system acquisition performance can be improved if diversity receiver is adopted for the frequency-selective fading channel.
因此在频率选择性衰落信道中,采用分集接收可以改善系统的捕获性能。
The tapped delay model of the multi-path frequency selective fading channels as well as the diversity receiver technique is introduced, and the principles of RAKE receiver are described.
本文首先讨论了移动通信信道的各种参数对信道估计的影响,介绍了频率选择性信道的抽头延迟线模型和分集接收技术,在此基础上阐述了RAKE接收机的原理。
There are many key technologies about the single-user detection, such as synchronization between receiver and transmitter, channel estimation and diversity.
单用户检测中的关键技术很多,主要有接收端和发送端的同步,信道估计和分集等。
Secondly, based on transmission diversity and receiver diversity, different methods have been studied.
其次,讨论分析发射分集和接收分集实现的方法和不同方法的分集度比较。
In order to improve the performance of receiver, the technology of RAKE diversity receiving is usually adopted, which needs the exact channel estimation information.
为了提高接收机的性能,一般采用RAKE接收等分集合并措施,这就需要准确的信道估计信息。
There are lots of key technologies about single user detection, such as synchronization between receiver and transmitter, channel estimation and diversity.
单用户检测中的关键技术很多,主要有接收端和发送端的同步,信道估计和分集等。
Maximum diversity transmission can be achieved by adopting precoder at the transmitter and equalizer at the receiver.
通过在发送端采用预编码器,在接收端采用均衡器,可以实现最大分集传输。
Known are wireless digital communication systems (1) applying an antenna diversity scheme to combat fading in a received signal as received by a receiver in the system.
利用天线分集方案以便在系统中消除接收机接收到的信号的衰减现象的无线数字通信系统(1)是已知的。
Results of the performance analysis show this scheme provides more benefit of diversity to overcome fading than the conventional single antenna RAKE receiver, and so gets better BER performance.
数值分析结果表明,该方案在单天线RAKE分集基础上进一步增强多径分集效果,能较大地改善误码率性能和提高系统的抗衰落能力。
The algorithm improves every layer of received signal of V-BLAST system using receiving diversity precessing of the receiver and better performance against error propagation.
该算法利用接收端进行分集接收处理来改善V-BLAST系统每层的接收信号,对进一步抵抗V-BLAST系统的误差传播效应取得很好的效果。
This paper presents a new differential detection scheme for transmit diversity, when neither the transmitter nor the receiver has the channel state information.
本文提出一种收发端均不知道信道状态信息情况下发射分集差分检测新方法。
On the one hand, this precoding mechanism guarantees the receiver get full-diversity detection performance, which will definitely improve the reliability of transmission;
该算法一方面可以使得接收端线性检测获得满分集,提高传输的可靠性;
On the one hand, this precoding mechanism guarantees the receiver get full-diversity detection performance, which will definitely improve the reliability of transmission;
该算法一方面可以使得接收端线性检测获得满分集,提高传输的可靠性;
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