请问哪里可以下载到ofdm的资料

http://www.mscbsc.com/bbs/viewthread.php?tid=176788&fromuid=3620242 【LTE书籍】下一代宽带无线通信OFDM与MIMO技术
http://www.mscbsc.com/bbs/viewthread.php?tid=21162&fromuid=3620242 OFDM资料
http://www.mscbsc.com/bbs/viewthread.php?tid=125053&fromuid=3620242 宽带无线通信OFDM技术
http://www.mscbsc.com/bbs/viewthread.php?tid=19497&fromuid=3620242 OFDM北邮讲义

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