coded diversity的例句大全

Certain Topics on Time-Frequency Coded Diversity Techniques

时频编码分集技术中的几个问题

Study on the Differential Space-Time Coded Diversity System

差分型时空编码分集系统的研究

A Synchronizing System in 4-time 4-frequency Coded Diversity Receiver

四时四频编码分集接收的同步系统

performance analysis of turbo product coded modulation based on bit interleaving and modulation diversity

基于比特交织和调制分集的Turbo乘积编码调制系统性能

Research and Prospect of Coded Cooperative Diversity

编码协作分集研究与展望

A space-time-frequency ( STF) coded orthogonal frequency division multiplexing ( OFDM) transmitter diversity scheme for fast fading frequency selective channels is proposed. The proposed STF-OFDM transmission scheme owns time diversity gain.

提出了一种基于空间时间频率（STF）编码的正交频分多路复用（OFDM）发射分集方案，这种传输方案可用于频率选择性快衰落信道。

An adaptive orthogonal frequency division multiplexing ( OFDM) scheme is described with a simple space time coded transmit diversity for frequency selected fading channel by combining adaptive modulation with spacial diversity.

将自适应调制技术和空间分集技术有机地结合起来，提出了一种与简单空时编码发射机分集相结合的恒定比特率自适应正交频分复用（OFDM）方案。

Differential detected turbo product coded modulation and diversity receptions of the TPC-MDPSK in correlated Rayleigh-fading channels are studied.

研究了差分检测Turbo乘积编码调制和相关Rayleigh衰落信道中Turbo乘积编码MDPSK信号的分集接收的实现方法。

In the new coded strategy, symbols on the same sub-carriers between different OFDM frames are to be space-time coded and then transmit diversity could be achieved;

在该策略中，对OFDM帧间相同载波上的符号进行空时编码，实现空时分集；OFDM帧内各子载波上的符号则使用循环延迟引入频率分集，实现空频编码。

Space time coded modulation has been shown to efficiently use transmits diversity in Raleigh fading channel.

空时编码调制是一种充分利用分集特性克服信道衰落的一种编码调制方式。

Space time coded modulation has been shown to efficiently use transmits diversity in Raleigh fading channel. Then, the investigation indicates that decreasing the amounts of subbands, and utilizing the diversity characteristic adequately in frequency domain of OFDM is an effective approach to reduce the performance degradation.

文中接着通过研究表明，在子带自适应编码调制中，减少选取子带的个数，充分利用OFDM频域上的分集特性是一种可以降低信道时变带来性能恶化的有效途径。