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T - 厦门大学通信工程系

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a kb k-12PSK(b k)b k2PSK 调 制2DPSK(a k )T s绝 对 码 a k相 对 码 b k变 化 规 律 :“1 变 0 不 变 ”。b k=a k+b k-1b k-11设 b k初 始 值 为 1k: 0 1 2 3 4 5 6a k1 0 1 1 0 00 0 10 0 0b k1 0 0 10 0b k-1cosω c t2 DPSK(a k )2PSK(b k )2011-9-11 41

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