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CHANNELIZATION: 作品数：13被引量：16H指数：3; 导出分析报告; 相关领域：电子电信更多>>; 相关作者：张卫华董瑞娟更多>>; 相关机构：合肥工业大学更多>>; 相关期刊：《ZTE Communications》《Science Bulletin》《International Journal of Communications, Network and System Sciences》《Journal of Semiconductors》更多>>; 相关基金：国家自然科学基金国家高技术研究发展计划国家教育部博士点基金更多>>

Research on Ultra-wide Bandwidth Low-frequency Signal Channelization for Xinjiang 110m Radio Telescope: 《Research in Astronomy and Astrophysics》2023年第12期263-274,共12页Hai-Long Zhang Ya-Zhou Zhang Meng Zhang Jie Wang Jian Li Xin-Chen Ye Xin Pei; supported by the National Key R&D Program of China(Nos.2021YFC2203502,2022YFF0711502);the National Natural Science Foundation of China(NSFC,Grant Nos.12173077,12003062);the Tianshan Innovation Team Plan of Xinjiang Uygur Autonomous Region(2022D14020);the Tianshan Talent Project of Xinjiang Uygur Autonomous Region(2022TSYCCX0095);the Scientific Instrument Developing Project of the Chinese Academy of Sciences,grant No.PTYQ2022YZZD01;China National Astronomical Data Center(NADC);the Operation,Maintenance and Upgrading Fund for Astronomical Telescopes and Facility Instruments,budgeted from the Ministry of Finance of China(MOF)and administrated by the Chinese Academy of Sciences(CAS);Natural Science Foundation of Xinjiang Uygur Autonomous Region(2022D01A360)。; Aiming at the subband division of ultra-wide bandwidth low-frequency(UWL)signal(frequency coverage range:704–4032 MHz)of the Xinjiang 110 m QiTai radio Telescope(QTT),a scheme of ultra-wide bandwidth signal is design...; 关键词：PULSARS general-methods data analysis-techniques MISCELLANEOUS

Research on Channelization Techniques of Radio Astronomical Wideband Signal with Oversampled Polyphase Filter Banks被引量：1: 《Research in Astronomy and Astrophysics》2023年第8期188-205,共18页Meng Zhang Hai-Long Zhang Ya-Zhou Zhang Jie Wang Shao-Cong Guo Qiao Meng; supported by the National Key R&D Program of China(Nos.2021YFC2203502 and 2022YFF0711502);the National Natural Science Foundation of China(NSFC,Nos.12173077 and 12003062);The Tianshan Innovation Team Plan of Xinjiang Uygur Autonomous Region(2022D14020);the Tianshan Talent Project of Xinjiang Uygur Autonomous Region(2022TSYCCX0095);the Scientific Instrument Developing Project of the Chinese Academy of Sciences,Grant No.PTYQ2022YZZD01;China National Astronomical Data Center(NADC);the Operation,Maintenance and Upgrading Fund for Astronomical Telescopes and Facility Instruments,budgeted from the Ministry of Finance of China(MOF);administrated by the Chinese Academy of Sciences(CAS);Natural Science Foundation of Xinjiang Uygur Autonomous Region(2022D01A360)。; Digital channelization decomposes a wideband signal into multiple adjacent sub-bands using Parallel Technology.Channelization can effectively reduce the pressure on the radio astronomy digital backends system and make...; 关键词：(stars:)pulsars general-methods analytical-miscellaneous-methods data analysis

Photonic radio frequency channelizers based on Kerr optical micro-combs被引量：1: 《Journal of Semiconductors》2021年第4期17-32,共16页Mengxi Tan Xingyuan Xu Jiayang Wu Thach G.Nguyen Sai T.Chu Brent E.Little Roberto Morandotti Arnan Mitchell David J.Moss; We review recent work on broadband RF channelizers based on integrated optical frequency Kerr micro-combs combined with passive micro-ring resonator filters,with microcombs having channel spacings of 200 and 49 GHz.Th...; 关键词：microwave photonic signal channelization integrated optical frequency comb

Digital Channelization Technology for HF Communication Base on Fast Filter Bank被引量：3: 《China Communications》2018年第9期35-45,共11页Yixin Fan Fanglin Gu Xiaobo Tan Ling Wang; supported in part by the National Natural Science Foundation of China under Grant 61601477, and 61601480; Channelization typically realized by digital filter banks is an important topic in high frequency(HF) communication and software defined radios(SDR) areas. Channelization has a rigorous requirement for the characteris...; 关键词：fast filter bank （FFB） high frequency （HF） CHANNELIZATION software defined radio （SDR）

LPI radar signal detection based on the combination of FFT and segmented autocorrelation plus PAHT被引量：4: 《Journal of Systems Engineering and Electronics》2017年第5期890-899,共10页Chengzhi Yang Zhiwei Xiong Yang Guo Bolin Zhang; supported by the National Natural Science Foundation of China(61571462);Weapons and Equipment Exploration Research Project(7131464); This paper proposes a desirable method to detect different kinds of low probability of intercept (LPI) radar signals, targeted at the main intra-pulse modulation method of LPI radar signals including the signals of li...; 关键词：low probability of intercept (LPI) signal detection period ambiguity function segmented autocorrelation CHANNELIZATION

A Non-Maximally Decimated Dynamic Reconfigurable Channelized Structure Based on Modulated Filter Bank: 《International Journal of Communications, Network and System Sciences》2017年第8期88-97,共10页Wenxu Zhang Wentong Zhao Junxi He Fangming Shi; A structure of dynamic reconfigurable channelized filter bank is proposed in order to solve the problem that the uniform channelized receiver cannot receive the cross-channel and wideband signal. The dynamic reconfigu...; 关键词：DYNAMIC Reconstruction CHANNELIZATION Analysis FILTER BANK Synthesis FILTER BANK MODULATED FILTER BANK

Saint-Venant Equations and Friction Law for Modelling Self-Channeling Granular Flows: From Analogue to Numerical Simulation: 《Applied Mathematics》2015年第7期1161-1173,共13页Cé line Longchamp Olivier Caspar Michel Jaboyedoff Yury Podladchikov; Rock avalanches are catastrophic events involving important granular rock masses (>106 m3) and traveling long distances. In exceptional cases, the runout can reach up to tens of kilometers. Even if they are highly des...; 关键词：GRANULAR Flow Depth-Average Equations Friction Self-Channelization

Performance-based intersection layout under a flyover for heterogeneous traffic: 《Journal of Modern Transportation》2015年第2期119-129,共11页Avijit Maji Akhilesh Kumar Maurya Suresh Nama Prasanta K.Sahu; Flyovers are constructed to manage heavy through movement. However, traffic operations underneath a flyover remain unmanaged and often pose a major con- cern in developing countries with non-lane-based hetero- geneous...; 关键词：Intersection layout CHANNELIZATION Trafficoperational performance Flyover intersection Heterogeneous traffic

Small Mammal Habitat Use within Restored Riparian Habitats Adjacent to Channelized Streams in Mississippi: 《Journal of Environmental Protection》2013年第11期1280-1291,共12页Peter C. Smiley Jr. Charles M. Cooper; Riparian zones of channelized agricultural streams in northwestern Mississippi typically consist of narrow vegetative corridors low in habitat diversity and lacking riparian wetlands. Land clearing practices and strea...; 关键词：GULLY EROSION CHANNELIZATION Channel INCISION EROSION Control Small MAMMALS

Traffic-Aware Channelization Medium Access Control for Wireless Ad Hoc Networks被引量：2: 《China Communications》2013年第4期88-100,共13页史春光赵海涛张少杰马东堂魏急波; supported by the National Natural Science Foundation of China under Grant No. 61002032;the Doctoral Fund of Ministry of Education of China under Grant No. 20094307110004; Existing multi-channel Medium Access Control (MAC) protocols have been demonstrated to significantly increase wireless network performance compared to single channel MAC protocols. Traditionally, the channelization st...; 关键词：wireless ad hoc networks multi-channel MAC TAC IEEE 802.11

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