1) divide and collect technology and aerial technology
分集技术和天线技术
2) diversity antenna technology
天线分集技术
1.
The improvement and application of DVB-T in mobile reception by DVB-H are researched,and solutions based on diversity antenna technology to improve the mobile receptivity of DVB-T are put forward.
研究了DVB-H标准相对于DVB-T标准在移动接收性能方面的改进及应用,并就DVB-T标准自身的移动接收性能提出了以天线分集技术为基础的解决方案。
3) antenna technology
天线技术
1.
Recent advances and development trends for the earth station antenna technology;
地球站天线技术的新进展及其发展趋势
2.
It also analyzes the key technologies of GEO regional systems——on-board processing technology and antenna technology.
简要介绍了卫星移动通信系统在国内外的发展现状,通过对GEO轨道和中低轨道的比较分析体现GEO轨道系统在区域性卫星移动通信中的优势,对GEO区域覆盖卫星移动通信系统中涉及的关键技术——星上处理进行了详细的分析,并简要介绍了天线技术。
4) diversity technology
分集技术
1.
Space-time coding technology bonding diversity technology enhanced the system performance.
在无线通信中分集技术是一项很重要的技术,在第三代移动通信中被广泛地采用。
2.
Firstly this paper deals with the concept and variety of diversity, emphasizing on MRC (Most Ratio Combination) technology in receive diversity and STBC (space-time block code) technology in transmit diversity; then the paper investigates the antenna diversity technology effect on BER of IEEE802.
在无线通信系统中,分集技术是提高系统性能的一个重要手段之一。
3.
In this paper, space-time coding technology is applied to the multi-code multicarrier CDMA (MC-MC-CDMA) system, which through diversity technology can effectively increase channel capacity and reduce data error.
本文把空时编码技术引入多码多载波CDMA系统(MC-MC-CDMA),系统通过分集技术有效地增加了信道容量,降低了传输错误。
5) diversity technique
分集技术
1.
On Shanghai Maglev Demonstration Line,the 38G radio system is used to establish the data or voice communication between the vehicle and the decentralized control system,which applies redundancy technique and diversity technique.
该系统采用冗余和分集技术,以提高车-地通信的安全性、可靠性,实现数据高效传输。
2.
The optimum channel capacity for using diversity technique in the Nakagami fading or Weibull fading channels has been derived based on the optimum capacity of multi-antenna Gaussian channel model.
在多天线高斯信道最佳容量的基础上,推导出在Nakagami和Weibull衰落下,采用分集技术的最佳信道容量的数学表达式。
6) diversity
[英][daɪ'vɜ:səti] [美][daɪ'vɝsətɪ]
分集技术
1.
Diversity technology including both diversity manner and combining manner of diversity reception is discussed.
从分集方式和分集接收的合并方式两方面对分集技术进行了探讨，给出了各种分集方式和合并方式的特点，并结合遥测系统的多径衰落信道和非多径信道两种情况，讨论了各种分集方式和合并方式应用的可能性。
2.
Smart antenna, also know as adaptive beamforming and diversity as well as space-time coding are several key techniques for wireless communications and they are suitable for the cases of high-correlated and independent signals separately.
为了研究智能天线自适应波束形成和空时编码技术 (等效于MRRC最大比合并分集技术 )这两种无线通信系统的关键技术在 3G系统中的选择使用或结合使用的可能性及理论依据 ,比较了它们各自分别在其适用条件下所能达到的对输入信噪比的最优改善性能 ,得到了从对平均信噪比的改善的广义角度上讲它们是等效和一致的 ,它们对信噪比的改善都等于做波束形成的阵元数 (或相应的分集支路数 )的结
补充资料：和集贤侯学士分司丁侍御秋日雨霁之作
【诗文】：
洛岸秋晴夕照长，凤楼龙阙倚清光。玉泉山净云初散，
金谷树多风正凉。席上客知蓬岛路，坐中寒有柏台霜。
多惭十载游梁士，却伴宾鸿入帝乡。
【注释】：
【出处】：
全唐诗：卷696-38
洛岸秋晴夕照长，凤楼龙阙倚清光。玉泉山净云初散，
金谷树多风正凉。席上客知蓬岛路，坐中寒有柏台霜。
多惭十载游梁士，却伴宾鸿入帝乡。
【注释】：
【出处】：
全唐诗：卷696-38
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条