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移动通信直放站数字滤波器的设计及FPGA实现 -Mobile communications repeater digital filter design and FPGA realization mobile communication repeater digital filter design and FPGA realization
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3G是一个通信协议。CPRI的实现,很不错的。-one Communication Prototcol for 3G mobile telecom.it is perfect.
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探讨了CDMA 数字移动通信中的差错控制问题, 研究用约束度K = 9 的卷积编码
和最大似然V iterbi 译码的差错控制方案. 在V iterbi 译码算法中, 提出了原位运算度量、保
存路径转移过程和循环存取幸存路径等方法, 能有效地减少存储量、降低功耗, 使得K =
9 的V iterbi 译码算法可在以单片XC4010 FPGA 为主的器件上实现, 其性能指标符合CD2
MA 数字移动通信IS 95 标准要求. 文中给出了实测的算法性能, 讨论了FPGA 具体实现
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Research towards meeting the higher demands for
higher data rates was the main reason for the birth of an
evolution technology towards the 4th generation mobile
communication systems. This evolution to the current 3rd
generation UMTS systems
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最小移频键控(MSK）是移频键控(FSK）的一种改进型，是一种在无线移动通信中很有吸引力的数字调制方式。-Minimum Shift Keying (MSK) is an improved frequency shift keying (FSK) is a digital modulation scheme in a wireless mobile communication very attractive.
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31.19解码器- RS code is the BCH code of multi-systerm, after a long time of development, the theory and technology of RS code has been rather mature that it can rectify burst error and random error at the same time, especially burst error. It is widel
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