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检索条件"主题词=Multiple-input multiple-output"
894 条 记 录,以下是871-880 订阅
Performance prediction of urban MIMO channels
Performance prediction of urban MIMO channels
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19th IEEE Canadian Conference on Electrical and Computer Engineering
作者: Downes, Garfield Willink, Tricia J. D'Amours, Claude Univ Ottawa SITE Ottawa ON K1N 6N5 Canada Commun Res Centre Ottawa ON K1N 6N5 Canada
Metrics obtained from a set of channel measurement data are used to predict performance of different MIMO techniques, such as spatial multiplexing and space-time block coding. For a given channel realisation, metries ... 详细信息
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Rate-one full-diversity quasi-orthogonal STBCs with low decoding complexity
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IEICE TRANSACTIONS ON COMMUNICATIONS 2006年 第12期E89B卷 3376-3385页
作者: Le, Minh-Tuan Pham, Van-Su Mai, Linh Yoon, Giwan Informat & Commun Univ CEL Lab Taejon 305714 South Korea
This paper presents a family of rate-one quasi-orthogonal space-time block codes (QO-STBCs) for any number of transmit antennas. Full diversity of the proposed QO-STBCs is achieved via the use of constellation rotatio... 详细信息
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Jointly optimized transmitter and receiver FIR MIMO filters in the presence of near-end crosstalk
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IEEE TRANSACTIONS ON SIGNAL PROCESSING 2005年 第1期53卷 346-359页
作者: Hjorungnes, A de Campos, MLR Diniz, PSR Univ Oslo Grad Ctr N-2027 Kjeller Norway Univ Fed Rio de Janeiro COPPE Signal Proc Lab BR-21945970 Rio De Janeiro Brazil
A theory for jointly optimizing transmitter and receiver finite impulse response (FIR) multiple-input multiple-output (MIMO) filters is developed in the presence of near-end crosstalk and additive channel noise indepe... 详细信息
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Data throughputs using, multiple-input multiple-output (MIMO), techniques in a noise-limited cellular environment
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IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS 2002年 第2期1卷 226-235页
作者: Catreux, S Driessen, PF Greenstein, LJ Iospan Wireless San Jose CA 95131 USA Univ Victoria Victoria BC V8W 5C3 Canada AT&T Labs Res Middletown NJ 07748 USA
We present a general framework to quantify the data throughput capabilities of a wireless communication system when it combines: 1) multiple transmit signals;2) adaptive modulation for each signal;and 3) adaptive arra... 详细信息
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On the construction of high-rate quasi-orthogonal STBC for MIMO QR demodulation
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IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS 2005年 第7期E88D卷 1417-1429页
作者: Le, MT Pham, VS Mai, L Yoon, G Informat & Commun Univ Sch Engn Taejon 305714 South Korea
Orthogonal space-time block codes (STBCs) [1], [2] appear to be a very fascinating means of enhancing reception quality in quasistatic MIMO channels due to their full diversity, and especially their simple maximum-lik... 详细信息
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MIMO OFDM for broadband fixed wireless access
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IEE PROCEEDINGS-COMMUNICATIONS 2005年 第1期152卷 75-81页
作者: Willink, TJ Commun Res Ctr Ottawa ON K2H 8S2 Canada
A broadband multiple-input multiple-output (MIMO) OFDM system has been designed and evaluated for a fixed wireless link between tall buildings in an urban area. Channel measurements for a typical installation location... 详细信息
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Very-low-complexity maximum-likelihood decoders for four-transmit-antenna quasi-orthogonal space-time code
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IEICE TRANSACTIONS ON COMMUNICATIONS 2005年 第9期E88B卷 3802-3805页
作者: Le, MT Pham, VS Mai, L Yoon, G Informat & Commun Univ CEL Lab Taejon 305714 South Korea
This letter proposes two very-low-complexity maximum-likelihood (ML) detection algorithms based on QR decomposition for the quasi-orthogonal space-time code (QSTBC) with four transmit antennas [3]-[5], called VLCMLDec... 详细信息
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Characterization and modeling of the MIMO propagation channel: An overview
Characterization and modeling of the MIMO propagation channe...
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8th European Conference on Wireless Technology (ECWT 2005)
作者: El Zein, Ghais Cosquer, Ronan Guillet, Julien Farhat, Hanna Sagnard, Florence IETR UMR 6164 CNRS INSA F-35043 Rennes France
This paper deals with several aspects relative to the multiple-input multiple-output (MIMO) propagation channel. Different approaches used to model the MIMO channel are first presented. Then, the different measurement... 详细信息
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Space-time spreading for MIMO CDMA-based systems over fast-fading channels
Space-time spreading for MIMO CDMA-based systems over fast-f...
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International Conference on Wireless Networks, Communications and Mobile Computing
作者: Hamouda, W Concordia Univ Dept Elect & Comp Engn Montreal PQ HEG 1M8 Canada
In this paper, a transmit diversity scheme based on space-time spreading for code-division multiple-access (CDMA) systems in fast-fading channels is introduced. The proposed transmit diversity scheme employs orthogona... 详细信息
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The performance of STBC coded MIMO-OFDM system based on turbo product codes
The performance of STBC coded MIMO-OFDM system based on turb...
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International Conference on Wireless Communications, Networking and Mobile Computing
作者: He, YJ Zhu, GX Zhang, BJ Zhang, ZM Li, X Huazhong Univ Sci & Technol Dept Elect & Informat Engn Wuhan 430074 Peoples R China
Space-Time Block Codes(STBCs) are designed to obtain the full diversity gain. However, STBCs are not designed to achieve an additional coding gain. Therefore, STBCs need to be concatenated with an outer code which pro... 详细信息
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