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检索条件"主题词=Space Time Block Coding"
134 条 记 录,以下是111-120 订阅
排序:
A Channel Estimation Scheme for STBC-based TDS-OFDM MIMO System
A Channel Estimation Scheme for STBC-based TDS-OFDM MIMO Sys...
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International Conference on Scalable Computing and Communications/8th International Conference on Embedded Computing
作者: Yang, Menghui Li, Tonghong Yang, Weikang Su, Xin Wang, Jing Renmin Univ China Sch Informat Resource Management Beijing 100872 Peoples R China Univ Politecn Madrid Fac Informat Madrid Spain Tsinghua Univ Res Inst Informat Technol Beijing 10008 Peoples R China
Channel estimation is a key issue in time Domain Synchronous-Orthogonal Frequency Division Multiplexing (TDS-OFDM) system, which is usually based on pseudorandom noise (PN) sequences time domain correlation. However, ... 详细信息
来源: 评论
A New Weighting Factor with Concurrent PAPR Reduction Algorithm for STBC MIMO-OFDM
A New Weighting Factor with Concurrent PAPR Reduction Algori...
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IEEE Malaysia International Conference on Communications
作者: Tanairat Mata Pornpawit Boonsrimuang Pisit Boonsrimuang Hideo Kobayashi Telecommunication Engineering Department Faculty of Engineering King Mongkut's Institute of Technology Ladkrabang Department of Electrical and Electronic Engineering Graduate School of Engineering Mie University
Partial Transmit Sequences (PTS) method seems to be attractive for the reduction of Peak to Average Power Ratio (PAPR) in the Orthogonal Frequency Division Multiplexing (OFDM) system, since it can obtain better PAPR p... 详细信息
来源: 评论
Channel estimation for chip-level Alamouti coded multi-rate CDMA: blind subspace algorithms and performance analysis
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EUROPEAN TRANSACTIONS ON TELECOMMUNICATIONS 2008年 第3期19卷 315-328页
作者: Nicolov, Eugene B. Nazar, Shahrokh Nayeb Psaromiligkos, Ioannis N. McGill Univ Dept Elect & Comp Engn Montreal PQ H3A 2A7 Canada
In this work we consider the problem of blind channel estimation for the downlink of a variable spreading gain (VSG) muiti-rate code-division-multiple-access (MR CDMA) system which uses the orthogonal space-time block... 详细信息
来源: 评论
Performance Results of space-time block coding Over Nakagami-m Fading Channels
Performance Results of Space-time Block Coding Over Nakagami...
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2005年无线通信、网络和移动计算国际会议
作者: Xudong Wang Dianwu Yue Bin Lin Yu Gong National Key Laboratory of Antenna and Microwave Technology Xidian University Xi'an 710071 China College of Information Engineering Dalian Maritime University Dalian 116026 China
We study the performance of space-time block coding in terms of different transmission matrices over Nakagami-m fading channels in multiple-input multiple-output (MIMO) environments. A closed-form expression for the e... 详细信息
来源: 评论
Performance Analysis of MAC Protocol for Cooperative MIMO Transmissions in WSN
Performance Analysis of MAC Protocol for Cooperative MIMO Tr...
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19th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications
作者: Ahmad, Mohd Riduan Dutkiewicz, Eryk Huang, Xiaojing Univ Tekn Malaysia Melaka FKEKK Dept Comp Engn Melaka Malaysia Univ Wollongong Fac Informat Wireless Technol Lab TITRSECTE Wollongong NSW 2522 Australia
Cooperative Multi-In Multi-Out (MIMO) schemes can reduce both transmission energy and latency in distributed wireless sensor networks (WSNs). When circuit energy is considered in such networks, the total energy consum... 详细信息
来源: 评论
A diversity guarantee and SNR performance for unitary limited feedback MIMO systems
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EURASIP JOURNAL ON ADVANCES IN SIGNAL PROCESSING 2008年 第unknown期2008卷 594928-1-594928-15-0页
作者: Mondal, Bishwarup Heath, Robert W., Jr. Univ Texas Austin Dept Elect & Comp Engn Austin TX 78712 USA
A multiple-input multiple-output (MIMO) wireless channel formed by antenna arrays at the transmitter and at the receiver offers high capacity and significant diversity. Linear precoding may be used, along with spatial... 详细信息
来源: 评论
Optimising quasi-orthogonal STBC through group-constrained linear transformation
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IET COMMUNICATIONS 2007年 第3期1卷 373-381页
作者: Yuen, C. Guan, Y. L. Tjhung, T. T. Inst Infocomm Res Singapore 119613 Singapore Nanyang Technol Univ Sch Elect & Elect Engn Singapore 639798 Singapore
The generic algebraic structure of a quasi-orthogonal space-time block code (QO-STBC) has been derived, and group-constrained linear transformation (GCLT) as a mean to optimise the diversity and coding gains of a QO-S... 详细信息
来源: 评论
Theoretical performance analysis of single and multiple antenna BFWA systems
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IET COMMUNICATIONS 2007年 第3期1卷 496-506页
作者: Xiao, P. Carrasco, R. Wassell, I. Newcastle Univ Sch Elect Elect & Comp Engn Newcastle Upon Tyne NE1 7RU Tyne & Wear England Univ Cambridge Comp Lab Cambridge CB3 0FD England
The systems under investigation are broadband fixed wireless access (BFWA) systems operating in multipath fading channels. Conventional detection methods, for example, coherent detection for single-input single-output... 详细信息
来源: 评论
Wireless multimedia framework based on STBC-OFDM
Wireless multimedia framework based on STBC-OFDM
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6th International Conference on Advanced Language Processing and Web Information Technology
作者: Zhang Xizheng Hunan Inst Engn Dept Comp Sci Xiangtan 411104 Peoples R China
The transmission of multimedia data over wireless channels poses a great deal of significant constraints on the communication system bandwidth, BER and latency. To deal with these restrictions on wireless multimedia c... 详细信息
来源: 评论
Blind multiuser detection of STBC signals using hybrid constant modulus and subspace methods
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IEE PROCEEDINGS-COMMUNICATIONS 2006年 第2期153卷 159-164页
作者: Lambotharan, S Luo, Y Toker, C Alty, SR Gani, M Cardiff Univ Sch Engn Ctr Digital Signal Proc Cardiff Wales Samsung Elect Res Inst Staines Middx England Kings Coll London Div Engn Ctr DSP Res London WC2R 2LS England
A blind multi-user detection algorithm for space-time block coded (STBC) signals is proposed based upon subspace methods and constant modulus algorithms for multiple antenna based receivers. The subspace method is use... 详细信息
来源: 评论