一种基于DCT域滤波的新型盲均衡器
New Blind Equalizer Based on Filtering in DCT Domain
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摘要: 在常数模算法(CMA)基础上,提出一种适合于多电平调幅、调相数字通信系统的基于离散余弦变换 (DCT)域滤波的新型CMA盲均衡器.计算机仿真结果表明:该盲均衡器较纯粹的CMA均衡器具有更好的均衡 性能.Abstract: Based on the constant modular algorithm (CMA), a new type of blind equalizer with filtering in discrete cosine transformation (DCT) domain is proposed for the amplitude-and phase- modulated digital communication systems. Computer simulations show that the performance of the proposed blind equalizer is superior to that of the CMA equalizer.
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Key words:
- transformation /
- algorithm /
- filtering /
- DCT /
- CMA /
- blind equalization
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