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作品数：406被引量：833H指数：12
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  • 期刊=The Journal of China Universities of Posts and Telecommunicationsx
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EPMDA:an efficient privacy-preserving multi-dimensional data aggregation scheme for edge computing-based IoT system被引量：1
《The Journal of China Universities of Posts and Telecommunications》2021年第6期26-35,共10页Tao Yunting Kong Fanyu Yu Jia 
supported by the Key Research and Development Program of Shandong Province (the Major Scientific and Technological Innovation Project of Shandong Province)(2020CXGC010114)。
In order to perform multi-dimensional data aggregation operations efficiently in edge computing-based Internet of things(IoT) systems, a new efficient privacy-preserving multi-dimensional data aggregation(EPMDA) schem...
关键词：multi-dimensional data aggregation Paillier cryptosystem Internet of things(IoT) edge computing-based 
Spectrum efficiency sub-carrier and energy efficiency power allocation for downlink multi-user CoMP in multi-cell system
《The Journal of China Universities of Posts and Telecommunications》2014年第3期29-34,共6页LIU Kai LI Yi JI Hong WU Xu-guang 
supported by the National Hi-Tech Research and Development Program of China(2012AA01A508)
Coordinated multi-point transmission/reception （CoMP） was proposed currently as an effective technology to improve cell-edge throughput in next-generation wireless systems. Most of the existing work discussed cluste...
关键词：COMP energy saving game theory power allocation sub-carrier allocation 
Improved smoothed L0 reconstruction algorithm for ISI sparse channel estimation
《The Journal of China Universities of Posts and Telecommunications》2014年第2期40-47,共8页LIU Ting ZHOU Jie 
supported by the National Nature Science Foundation of China(61372128);the Scientific&Technological Support Project(Industry)of Jiangsu Province(BE2011195)
In this paper, the problem of inter symbol interference （ISI） sparse channel estimation in wireless communication with the application of compressed sensing is investigated. However, smoothed L0 norm algorithm （SL0...
关键词：compressed-sensing channel model ISI improved SLO algorithm sparse channel estimation MIMO system 
Clustering and scheduling methods based on SLNR in downlink CoMP system
《The Journal of China Universities of Posts and Telecommunications》2014年第1期74-78,103,共6页WU Xu-guang LI Yi JI Hong 
supported by the National Natural Science Foundation of China for Young Scholar(61001115);the National Natural Science Foundation of China(61271182);the Fundamental Research Funds for the Central Universities of China(2012RC0126)
In downlink coordinated multi-point（CoMP） system, full cooperation is always not applicable in real world because of its high request in the backhaul. To deal with this problem, clustering decision is made to proces...
关键词：COMP clustering formation SLNR user scheduling 
Effective resource scheduling scheme considering scheduling relevancy for downlink joint transmission system被引量：1
《The Journal of China Universities of Posts and Telecommunications》2012年第5期16-25,共10页LI Xiao-na CUI Qi-mei MU Yan-lin TAO Xiao-feng 
supported by the National Science and Technology Major Project of China(2012ZX03001039,2012ZX03003008);the Beijing City Science and Technology Project(D121100002112002);China-EU International Scientific and Technological Cooperation Program(0902);the International Scientific and Technological Cooperation Program(2010DFA11060)
Coordinated multi-point （CoMP） transmission is a promising technique to improve both cell average and cell edge throughput for long term evolution-advanced （LTE-A）. For CoMP joint transmission （CoMP-JT） in heter...
关键词：COMP JT resource scheduling relevancy cell edge throughput 
Low-complexity SAGE-based MMSE channel estimation for CoMP multi-user systems
《The Journal of China Universities of Posts and Telecommunications》2012年第5期26-31,38,共7页LI Xiao-hui WANG Xin HEI Yong-qiang 
supported by the National Natural Science Foundation of China(60702060);111 Project of China(B08038);the Fundamental Research Funds for the Central Universities (K50510010016);the State Major Projects of the Next Generation Broadband Wireless Mobile Communication Networks (2012ZX03001027-001)
Coordinated multiple point （CoMP） transmission/reception has been investigated recently as a promising technology to increase the cell-edge user performance of long term evolution-advanced （LTE-A）, and channel est...
关键词：COMP multiple user SAGE MMSE channel estimation 
Improved resource allocation strategy in SU-CoMP network
《The Journal of China Universities of Posts and Telecommunications》2011年第4期7-12,共6页CHEN Xin XU Xiao-dong LI Hong-jia TAO Xiao-feng Tommy Svensson Carmen Botella 
supported by the National Natural Science Foundation of China (61001116);State Emphasis Special Project 2009ZX03003-011-02;the Hi-Tech Research and Development Program of China (2009AA011506);International Scientific and Technological Cooperation Program (2010DFA11060)
Coordinated multi-point transmission and reception （CoMP） for single user, named as SU-CoMP, is considered as an efficient approach to mitigate inter-cell interference in orthogonal frequency division multiple acce...
关键词：OFDMA system SU-CoMP RA binary power allocation based multi-cell coordinated proportional fair scheduling （BP-CPF） sub-channels assignment forjoint processing （JP-SA） 
Research on uplink coordinated transmission schemes in LTE-advanced systems被引量：1
《The Journal of China Universities of Posts and Telecommunications》2011年第2期72-77,共6页WANG Ya-feng WEI Guo-xing YANG Da-cheng WEI Xiang 
supported by the Key Project (2009ZX03003-004-01);the National Natural Science Foundation of China (60811120097)
The investigation of inter-cell interference mitigation techniques is a key area in wireless communications.Coordinated multiple points（CoMP） transmission/reception is a candidate technique for interference cancella...
关键词：COMP joint processing inter-cell interference static coordination dynamic coordination 
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