中文说明：本报告载有关于认知无线电和软件无线电的基本信息。软件定义无线电是一种新兴的技术在此域中相同的硬件上承诺容易可移植性和适应性的新技术。认知无线电技术可以智能地利用到此软件定义无线电和有效地利用可用的频谱，了解其他用户共享相同的频谱的边信息。该报告谈到认知无线电技术和进入其软件实现的细节 （关于 Simulink 和 MATLAB） 在通信及软件定义无线电的实际硬件实现我们目前的场景中使用频谱感知和认知无线电的实用性。
English Description：
This report contains basic information on Cognitive Radio and Software Defined Radio. Software Defined Radio is an emerging technique in this domain that promises easy portability and adaptability of new techniques on the same hardware. Cognitive Radio technique utilizes this Software Defined Radio to intelligently and efficiently utilize the available frequency spectrum knowing about the side information of other users sharing the same spectrum.The report talks about the Cognitive Radio technique and goes into details of its Software implementation (on Simulink and MATLAB) using Spectrum Sensing and the practicality of cognitive radio in our present scenario of communication and its actual hardware implementation on Software Defined Radio.