发明名称 |
HIGH RATE REED-SOLOMON CONCATENATED TRELLIS CODED 16 STAR QAM SYSTEM FOR TRANSMISSION OF DATA OVER CELLULAR MOBILE RADIO |
摘要 |
A cellular communication system provides for trellis encoding/decoding of a 16 Star QAM signal. The system includes a transmitter circuit and a receiver circuit. The transmitter circuit has a Reed-Solomon encoder, an outer interleaver circuit for spreading burst errors, a cyclic trellis encoder, an inner interleaver circuit for reducing channel memory, a 16 Star QAM mapper and a radio frequency transmitter. The receiver circuit has a radio frequency receiver, equalization and filtering circuitry and timing and synchronization recovery circuitry. The receiver also has an inner deinterleaver, a trellis decoder, an outer deinterleaver, and a Reed-Solomon decoder. |
申请公布号 |
WO9616496(A2) |
申请公布日期 |
1996.05.30 |
申请号 |
WO1995US15368 |
申请日期 |
1995.11.22 |
申请人 |
AT & T WIRELESS SERVICES, INC. |
发明人 |
ALAMOUTI, SIAVASH, M.;WRIGHT, S., ANDREW;HAYMOND, WILLIAM, D. |
分类号 |
H04L1/00;H04L7/04;H04L27/34 |
主分类号 |
H04L1/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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