This thesis aims to clearly describe the cognitive radio and its components and operations. Moreover, it aims on describing the expected outcome from the most common techniques that are proposed for use in cognitive radios. In addition, it describes

OpenBTS 是基于软件的 GSM 接入口，它提供标准的GSM兼容的移动手机，不需使用现成的电话提供商的 [OpenBTS Logo] OpenBTS Logo 接口，来拨打现有电话系统的接口。OpenBTS[1]是以第一个基于开源软件的工业标准的GSM协议栈而闻名。-OpenBTS is a Unix application that uses a software radio to present a GSM air interface to standard 2G G

基于卷积神经网络的无限电调制方式识别，数据集由软件无线电产生(Recognition of infinite electrical modulation based on convolutional neural network. Data sets are generated by software radio)