无线电设计入门资料
Abstract: The process of designing a radio system can be complex and often involves many project t...
Abstract: The process of designing a radio system can be complex and often involves many project t...
Abstract: While many questions still surround the creation and deployment of the smart grid, the n...
同步技术是跳频通信系统的关键技术之一,尤其是在快速跳频通信系统中,常规跳频通信通过同步字头携带相关码的方法来实现同步,但对于快跳频来说,由于是一跳或者多跳传输一个调制符号,难以携带相关码。对此引入双跳...
注:1.这篇文章断断续续写了很久,画图技术也不精,难免错漏,大家凑合看.有问题可以留言. 2.论坛排版把我的代码缩进全弄没了,大家将代码粘贴到a...
为了在CDMA系统中更好地应用QDPSK数字调制方式,在分析四相相对移相(QDPSK)信号调制解调原理的基础上,设计了一种QDPSK调制解调电路,它包括串并转换、差分编码、四相载波产生和选相、相干解调...
ACPR (adjacent channel power ratio), AltCPR (alternatechannel power ratio), and noise are...
注:1.这篇文章断断续续写了很久,画图技术也不精,难免错漏,大家凑合看.有问题可以留言. 2.论坛排版把我的代码缩进全弄没了,大家将代码粘贴到a...
幅度调制,It is a diffrent matlab code for amplitude modulation....
频率调制,It is a diffrent matlab code for frequency modulation....
The Viterbi algorithm is the same as the binary case with one main difference: The survivor sequence...