求翻译：当CPM信号受多径衰落影响时，调制器和 ISI信道的记忆性可组合成一个单一的超格，基于这个超格，仍然可采用格型搜索算法进行联合均衡和解调【】。对已编码的CPM信号，可以将均衡器和后端信道译码器联合进行迭代接受。然而，当调制和信道记忆长度很大时，超格的状态数太多，即使不进行均衡迭代，其复杂度也是不可接受的。为此，可以采用一种次优但具有较低复杂度的Turbo均衡接受机，主要思想是把信道均衡、CPM和信道译码操作分开，实现均衡器和解调器、解调器和译码器之间双迭代处理。是什么意思？

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When CPM signal to multi-path fading effects, modulation, and * ISI channels can be combined into memory of a single super-grid, based on the grid, you can still use grid-type search algorithm for the balanced and fair elections as soon as possible. In the encoded CPM signals, you can be balanced, a

When the CPM signal is affected the multi-diameter decline, modulator sum The ISI channel memory may combine a sole exceeding standards, exceeds standards based on this, still might use the standard search algorithm to carry on the union balanced and the demodulation().To already the CPM signal whic

When CPM signals under multipath fading effects, modulation of memory and ISI channels can be combined into a single super grid, based on this, still using lattice-type search and demodulation algorithm for joint equilibrium "". CPM signals encoded, equalizer, and the back-end can be combined with i

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