国家自然科学基金(61171099)

作品数：8被引量：9H指数：2
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相关作者：许进陈梦竹更多>>
相关机构：中兴通讯股份有限公司北京邮电大学更多>>
相关期刊：《The Journal of China Universities of Posts and Telecommunications》《电信科学》《Chinese Physics B》《Science Bulletin》更多>>
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Polar-Coded Modulation Based on the Amplitude Phase Shift Keying Constellations被引量：1
《China Communications》2017年第9期166-177,共12页Dekun Zhou Jincheng Dai Kai Niu Chao Dong Jingyuan Sun Yi Zhang Hao Guan 
supported by the National Natural Science Foundation of China (No.61171099,No.61671080);Nokia Beijing Bell lab
In this paper, we investigate the polarization effect of the amplitude phase shift keying(APSK) constellations. We find that the polarization effect of the APSK constellations is affected by the bit mapping and the bi...
关键词：APSK CONSTELLATIONS BICM-PA MLCM-PA TWO-STAGE optimization semi-setpartitioning 
Polar Codes for Soft Decode-and-Forward in HalfDuplex Relay Channels
《China Communications》2017年第8期22-32,共11页Fangliao Yang Kai Niu Chao Dong Baoyu Tian 
supported by the National Natural Science Foundation of China(No.61171099,No.61671080),Nokia Beijing Bell lab
Soft decode-and-forward(DF) can combine the advantages of both amplify-and-forward and hard DF in relay channels. In this paper, we propose a low-complexity soft DF scheme based on polar codes, which features two key ...
关键词：Decode and forward soft information relaying Polar codes relay channels 
极化码在LTE系统中的应用被引量：2
《电信科学》2017年第3期22-28,共7页许进 陈梦竹 朴瑨楠 
国家自然科学基金资助项目(No.61171099);国家高技术研究发展计划("863"计划)基金资助项目(No.2015AA01A709);中兴通讯产学研资助项目~~
为了实现极化码在LTE系统中的应用,提出了两类LTE系统中的极化码编码调制方案:联合极化编码调制(MLC-PCM)方案和比特交织极化编码调制(BIPCM)方案。其中,MLC-PCM方案凸显了通信系统中联合极化设计对系统性能提升的重要作用。此外,由于...
关键词：LTE 极化码 编码调制 联合极化编码调制 比特交织极化编码调制 
Optimal network structure to induce the maximal small-world effect被引量：1
《Chinese Physics B》2014年第2期623-627,共5页张争珍 许文俊 曾上游 林家儒 
Project supported by the National Natural Science Foundation of China (Grant Nos.61101117,61171099,and 61362008);the National Key Scientific and Technological Project of China (Grant No.2012ZX03004005002);the Fundamental Research Funds for the Central Universities,China (Grant No.BUPT2012RC0112);the Natural Science Foundation of Jiangxi Province,China (Grant No.20132BAB201018)
In this paper, the general efficiency, which is the average of the global efficiency and the local efficiency, is defined to measure the communication efficiency of a network. The increasing ratio of the general effic...
关键词：small-world network communication efficiency optimal network structure 
Decentralized beamforming design and power allocation for limited coordinated multi-cell network
《The Journal of China Universities of Posts and Telecommunications》2013年第4期52-58,72,共8页CUI Wen-tao NIU Kai LI Nan WU Wei-ling 
supported by the National Basic Research Program of China (2009CB320401);the National Natural Science Foundation of China (61171099);and the National Science and Technology Major Project of China (2012ZX03003-007)
Multi-cell processing （MCP） is capable of providing significant performance gain, but this improvement is accompanied by dramatic signaling overhead between cooperative base stations. Therefore, balancing the perfor...
关键词：MCP co-channel interference adaptive power allocation distributed beamforrning limited capacity backhauling 
A bio-inspired approach for cognitive radio networks被引量：5
《Chinese Science Bulletin》2012年第28期3723-3730,共8页HE ZhiQiang NIU Kai QIU Tao SONG Tao XU WenJun GUO Li LIN JiaRu 
supported by the National Basic Research Program of China (2009CB320401);Major Projects of the National Science and Technology of China (2012ZX03004005-002);National Natural Science Foundation of China (61171100 and 61171099)
The recent increasing interest in cognitive radio networks has motivated the study and development of new approaches capable of coping with the intrinsic challenges of this kind of network,such as dynamic spectrum ava...
关键词：无线电网络 仿生 网络架构 综合调查 数值模拟 蚁群算法 可用性 复杂性 
MMSE based joint Tomlinson-Harashima source and linear relay precoder design in non-regenerative MIMO relay system
《The Journal of China Universities of Posts and Telecommunications》2012年第4期56-63,共8页LI Nan CHEN Peng HE Zhi-qiang LIN Jia-ru 
supported by National Basic Research Program of China (2009CB320401);the National Key Scientific and Technological Project of China (2010ZX03003-001,2012ZX03004005-002);the National Natural Science Foundation of China (61171100,61171099)
This paper proposes a joint nonlinear transceiver design scheme based on minimum mean square error （MMSE） criterion for non-regenerative multiple input multiple output （MIMO） relay system. The proposed scheme deco...
关键词：MIMO non-regenerative relay joint transceiver design Tomlinson-Harashima precoding （THP） MMSE 
Phase noise correction for OFDM signal based on DCT approach and variational inference
《The Journal of China Universities of Posts and Telecommunications》2012年第3期27-32,共6页CHEN Peng LI Nan LI Ju-hu HE Zhi-qiang WU Wei-ling 
supported by the National Basic Research Program of China (2009CB320401);the National Key Scientific and Technological Project of China (2012ZX03004005-002,2010ZX03003-001);the National Natural Science Foundation of China (61171099)
A novel scheme to joint phase noise （PHN） correcting and channel noise variance estimating for orthogonal frequency division multiplexing （OFDM） signal was proposed, The new scheme was based on the variational Bay...
关键词：variational Bayes method discrete cosine transform phase noise OFDM 
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