在详细分析了多级编码调制的不等错误保护原理的基础上，设计了一种针对8ask调制的非均匀信号星座。
After the unequal error protection of multilevel coded modulation is discussed in detail, a non-uniform signal constellation applied to 8ask modulation is designed.
为了提高传输质量，结合JPEG2000信源和FEC信道编码的统计特性，提出了一种基于非均匀错误保护的最优码率分配技术。
Based on unequal error protection with jointing JPEG2000 source and FEC channel coding, a novel optimal rate allocation technology is proposed.
变换系数采用非均匀标量量化和熵编码。
DCT coefficients were quantized through nonlinear scalar quantization and entropy coding.
变换系数采用非均匀标量量化和熵编码。
DCT coefficients were quantized through nonlinear scalar quantization and entropy coding.
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