1) near-far resistance
“远近”效应
2) near-far problem
远近效应
1.
Inevitably, some technically difficult problem must be solved, including the variety of speed about tropospheric propagation, the sky wave disturbance and the near-far problem.
但是,不可避免的遇到几个技术难题,包括无线电传播速度变化的影响,天波干扰问题,以及远近效应问题。
2.
To investigate the near-far problem in the typical sea area,the minimun-mean-error multiuser detector is proposcd.
针对无线电导航系统在典型海域存在远近效应问题这一技术难题,提出利用最小均方误差多用户检测技术的方法。
3) Near-Far Resistance
远近效应
1.
We call this approach the SPSO Multi-User Detection (SPSO_MUD), the experimental results indicate that the performance of the SPSO_MUD is more efficient in BER capability, near-far resistance, a.
仿真结果表明,该检测器在误码率性能、抗远近效应和增加系统容量方面的性能较之其他的检测器均有明显的提高。
4) Near-far effect
远近效应
1.
In satellite position system,the near-far effect is one of the import;ant factors that influenced the position accu- racy.
在卫星定位系统中,远近效应是影响定位精度的重要因素之一。
2.
Walsh code have practical used to solve some problems such as the near-far effect in the mobile communication and narrow band interference in the communication c.
对Walsh码的频谱特性进行了系统的分析,总结出了Walsh码在频域上的分布规律,给出了Walsh码的中心频率与频带宽度的确定方法,为利用Walsh码的频谱特性解决移动通信中的远近效应问题,以及通信对抗中抗窄带干扰和部分频带干扰问题提供了实用的选择依
3.
The article combined the two technologies and used smart antennas to solve problems in CDMA system such as multi-access interference and near-far effect.
本文讨论的就是这两种技术的结合 ,用智能天线技术来解决CDMA系统中存在的诸如多址干扰、远近效应问题。
5) near far effect
远近效应
1.
This paper analyzed the energy loss in optical code division multiple access(CDMA) and introduced the cause of producing the near far effect.
分析了典型的直接序列光码分多址系统中的能量损耗 ,阐明了远近效应产生的原因 。
6) near far problem
远近效应
1.
To decrease the interference arising from near far problem in GPS pseudolite navigation system,a new method applied at receiver is proposed.
针对GPS伪卫星导航系统中出现的"远近效应"问题,提出了一种新的应用于GPS接收机端的解决方法。
2.
But it inevitably infers near far problem.
然而,伪卫星的引入不可避免地带来远近效应。
参考词条
补充资料:远近
远近 远近 ①指距离的长短。《灵枢·经水》:“夫十二经水者,其有大小、深浅、广狭、远近各不同,……。” ②喻亲疏。《素问·汤液醪醴论》:“亲戚兄弟远近音声日闻于耳,五色日见于目,……” ③指疾病部位有远近之分。远近相对而言,如以表里言,则表近里远;以经络脏腑言,则经络近脏腑远;以脏与腑言,则腑近脏远;以上下言,则上近下远。《素问·至真要大论》:“气有高下,病有远近,证有中外,治有轻重,适其治所为故也。” ④指病程时间的长短。《灵枢·五色》:“察其沉浮,以知浅深,察其泽夭;以观成败;察其散抟,以适远近。”
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