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[期刊论文] 作者：Yuanyuan Hao,Zhengyu Song,
来源：北京理工大学学报:英文版 年份：2020
Pilot contamination can bring up a grave impairment in the performance of massive multiple-input multiple-output(MIMO)systems.In this paper,an improved time-shi...
Exploiting Spectral-Energy Efficiency Tradeoff with Fairness in Non-Orthogonal Multiple Access Syste
[期刊论文] 作者：Zhengyu Song,Xin Sun,
来源：北京理工大学学报:英文版 年份：2019
The spectral efficiency(SE)and energy efficiency(EE)tradeoff while ensuring rate fairness among users in non-orthogonal multiple access(NOMA)systems is investig...
[期刊论文] 作者：Zhengyu Song,Shujuan Hou,Silia,
来源：哈尔滨工业大学学报：英文版 年份：2015
A downlink radio resource allocation algorithm is proposed for orthogonal frequency division multiple access( OFDMA) systems. The resource allocation problem ab...
[期刊论文] 作者：Xin Sun,Yuan Yang,Zhengyu Song,
来源：北京理工大学学报:英文版 年份：2020
An improved delay priority resource scheduling algorithm with low packet loss rate for multimedia broadcast multicast service(MBMS)in long term evolution(LTE)sy...
[期刊论文] 作者：Zhengyu Song,Shujuan Hou,Siliang Wu,,
来源：Journal of Harbin Institute of Technology 年份：2015
A downlink radio resource allocation algorithm is proposed for orthogonal frequency division multiple access( OFDMA) systems. The resource allocation problem ab...
[期刊论文] 作者：Xin Sun,Honghui Ye,Zhengyu Song,
来源：黑龙江科技信息 年份：2019
本文通过对荣华二采区10...
[期刊论文] 作者：Zhengyu SONG,Zhifeng XIE,Limin QIU,Dalin XIANG,Jinglin LI,,
来源：Chinese Journal of Aeronautics 年份：2021
This paper introduces the sea-launch technology of a cryogenic liquid-fueled medium-lift rocket. It first reviews the current state of sea launch technology, and then gives a brief introduction of Chi...
[会议论文] 作者：JIN Yuzhong,LIU Xiang,LIAN Youyun,CHEN Lei,WANG Zhengyu,SONG Jiupeng,
来源：第13届中日双边先进能源系统和聚变裂变工程材料会议(CIS-13) 年份：2016
Divertor plays a vital role in a fusion reactor,not only the fusion reaction ash,unburnt fuel and eroded particles,but also about 15%of the total thermal power is removed through the divertor.This wor...
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