发明名称 |
OFDM MULTIPLE SUB-CHANNEL COMMUNICATION SYSTEM |
摘要 |
A transmitter and corresponding method for transmitting an OFDM signal in a communications channel, including a plurality of base-band OFDM modulators, each for modulating a respective data signal onto a plurality of orthogonal sub-carriers and outputting a respective sub-channel OFDM signal; and a fast convolution filter and up-converter for applying fast convolution filtering and digital up-conversion to the sub-channel OFDM signals to outpu t a combined OFDM signal that includes each of the sub-channel OFDM signals, the fast convolution and up-converter filtering each of the sub-channel OFDM signals and frequency shifting all of the sub-channel signals to respective designated frequencies within the combined OFDM signal. A corresponding receiver is also provided.
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申请公布号 |
CA2390253(A1) |
申请公布日期 |
2002.12.11 |
申请号 |
CA20022390253 |
申请日期 |
2002.06.11 |
申请人 |
UNIQUE BROADBAND SYSTEMS, INC. |
发明人 |
KOROBKOV, DMITRI;HOWELL, RANDY;DOLGONOS, ALEX |
分类号 |
H04L1/00;H04L5/02;H04L27/26;(IPC1-7):H04J11/00;H04B1/02;H04B1/06 |
主分类号 |
H04L1/00 |
代理机构 |
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主权项 |
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地址 |
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