格状编码调制是为解决卫星通信中信道噪声对接收的影响及带宽的限制而产生的，其将信道编码与调制很好的结合起来，并且能发挥各自的优点，这种方法在不增加带宽和相同的信息速率下可获得3~6dB的功率增益。-trellis coded modulation for satellite communications solutions Channel noise on the receiver bandwidth and the impact of the restrictions, it will chan

精典的国外空时编码电子书籍。作者Branka Vucetic，Jinhong Yuan -1 Performance Limits of Multiple-Input Multiple-Output Wireless Communication Systems 2 Space-Time Coding Performance Analysis and Code Design 3 Space-Time Block Codes 4 Space-Time Trellis Codes

Speech coders for noisy channels, linear predictive coders background, pitch estimation based on chaos theory, vector quantiser and the missing data problem, vector quantiser design for spectral information, trellis vector excitation, analysis of tre