Monday, 9 February 2009

Wseas Transactions

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Transactions: WSEAS TRANSACTIONS ON COMMUNICATIONS
Transactions ID Number: 32-237
Full Name: Guocai Li
Position: Ph.D. Candidate
Age: ON
Sex: Male
Address: 1-1701, No.10,Qinjian Middle Road,Chengdu,Sichuan 610072
Country: CHINA
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E-mail address: liguocai@uestc.edu.cn
Other E-mails: li.guocai@gmail.com
Title of the Paper: Study on MIMO Schemes for 3G-LTE Downlink
Authors as they appear in the Paper: Guocai Li, Yaohuan Gong
Email addresses of all the authors: liguocai@uestc.edu.cn,yh.gong@uestc.edu.cn
Number of paper pages: 11
Abstract: The combination of MIMO and OFDM becomes a key standardization work for the downlink channel in 3G Long-Term Evolution (3G-LTE). This paper studies one of the core techniques of 3G-LTE downlink: the coding and decoding schemes in a time-variable multipath environment. It discusses the MIMO schemes for 3G-LTE downlink, the STBC/SFBC, SFTC/STTC and Group layered SFC coding-decoding schemes. This paper also discusses channel estimation scheme based on pilot symbol assistance (PSA), including the pilot pattern and the channel tracking algorithms. The computation complexity, frequency efficiency, BER performance and the effects of channel estimation are analyzed under multi-path fading channel environments. Then we give computer simulation results for the coding-decoding schemes. We believe that results will provide beneficial information to design the 3G-LTE downlink channels.
Keywords: 3G long-term Evolution(3G-LTE), MIMO-OFDM- STBC/SFBC, SFTC/STTC, Group layered SFC
EXTENSION of the file: .pdf
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How Did you learn about congress: Name: Group of Smart Antenna and Signal Processing, Address: University of Electronic Science and Technology of China, No.4, Section 2, North Jianshe Road, 610054, Chengdu, P.R. CHINA, EMAIL: liguocai@uestc.edu.cn
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