Spatial multiplexing and space diversity gain of a system can be extracted through MIMO technique.
多输入多输出(MIMO)技术可以为系统提供空间复用增益和空间分集增益。
Due to the limitation of mobile terminal implementation in MIMO systems, Distributed Antenna System (DAS) is proposed to provide space diversity gain.
文章针对多输入多输出（MIMO）系统在移动终端实现上的限制，提出分布式天线系统（DAS）的解决方案来获得空间分集增益。
In this paper, we mainly compare the performance of the two space-time codes in many aspects, such as design criterion, transmission rate, diversity gain, code gain and arithmetic complexity etc.
在本文中，本文对这两种编码方式在设计准则、传输速率、分集增益、编码增益和算法复杂性等方面进行了较为详尽的比较研究。
Whereas the non-orthogonal space-time block codes which obtain higher transmission rate at the cost of orthogonality and partial diversity gain may degrade the performance.
而以牺牲正交性和部分分集增益为代价来获得更高传输速率的非正交空时分组码又会使误码性能降低。
For the OFDM system, a scheme of combining space-time code with the adaptive power control technology is proposed with simulation results, which increases the diversity gain and the adaptive gain.
对OFDM系统提出将空时编码与自适应功率控制技术相结合，给出了仿真结果，提高了分集增益和自适应增益。
We derive the condition of the space-frequency codes to achieve maximum achievable diversity gain.
其次，我们对适合频率选择性衰落信道的空频码提出了一些独创性的想法。
A novel design of OFDM-based space-frequency codes is proposed such that the maximum achievable diversity gain is available.
提出了一种基于OFDM达到最大可达分集增益的空频码设计方案。
This technology USES antennas of other users as relays in wireless networks to achieve space diversity and full diversity gain.
这种技术利用通信网中其它用户的天线作为中继，实现“虚拟天线”的空间传输分集，从而提高系统性能。
This technology USES antennas of other users as relays in wireless networks to achieve space diversity and full diversity gain.
这种技术利用通信网中其它用户的天线作为中继，实现“虚拟天线”的空间传输分集，从而提高系统性能。
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