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DigitalRadioMondiale
- DRM(Digital Radio Mondiale)系统采用OFDM调制方式， 引入了先进的信源信道编码和调制技术，使得AM波段的音频广播质量大大提高，在保持现有10kHz带宽时接近了FM广播的质量[5]-DRM (Digital Radio Mondiale) system uses OFDM modulation, the introduction of advanced source-channel coding and modulation techniques, making AM-
Aidio
- 摘要：应用CXA1019S芯片完成接收机混频、中放、解调等的设计，并用芯片BU2614以PLL 频率合成的方法产生稳定的本振和控制输入调谐回路的谐振频率，从而实现电调谐。单片机采用 MCS-51系列对频率合成器BU2614进行控制，加上键盘、显示和存储器电路，可实现多种程控搜 索、电台存储等功能。-Abstract: The complete receiver chip CXA1019S mixer, amplifier, demodulator, such as design, a
sdr
- 软件无线电分析和最新情况说明包括国内外的最新进展和框架结构。-Analysis and the latest software-defined radio shows including the latest developments at home and abroad and the frame structure.
renzhi_ziliao
- 认知无线电的一些资料，喜欢的人可以下载，对新知识的探讨让我们走在了一起，请大家都努力-Cognitive radio some of the information, people can enjoy the download of new knowledge of let us go together, please we are all striving to
Cormio_2009_Ad-Hoc-Networks_A_survey_on_MAC_protoc
- 认知无线电中MAC层协议的综述性文章，很全面，值得一看。-A survey on MAC protocols for cognitive radio networks Claudia Cormio , Kaushik R. Chowdhury
MobileRadioChannelsModelinginMATLAB
- Mobile Radio Channels Modeling in MATLAB
Research_on_the_Key_Technology_of_Cognitive_Radio.
- 认知无线电是一种通过与其运行环境交互而改变其发射参数提高频谱利用率的新的智能技术。-Cognitive radio is viewed as a novel approach that can change its transmitter parameters based on interaction with the environment where it operates and can alSO improve its spectrum access and efficiency．
lecture13
- Cognitive radio systems offer the opportunity to improve spectrum utilization by detecting unoccupied spectrum bands and adapting the transmission to those bands while avoiding the interference to primary users.
Documentations_CR
- documentations about Cognitive Radio
RADIO-MANIA
- very nice radio receiver based on MC3362 dual conversion receiver.
PLESSEY.pdf
- Patterns PLESSEY with useful schematics to realize fronend of a Amateur long wave radio.
2
- Wideband Spectrum Sensing-Spatial-Spectral Joint Detection for Wideband Spectrum Sensing in cognitive radio networks
3
- Spectrum Sensing in Cognitive Radio-Optimal Multiband Joint Detection for Spectrum Sensing in Cognitive Radio Networks
5
- Information theoretic criterion-based spectrum sensing for cognitive radio
6
- Blind Spectrum Sensing for Cognitive Radio Based on Model Selection
jifenlvboqi
- 为了解决软件无线电通信系统中频采样之后的极大数据量在基带处理部分对DSP计算的压力,常采用多速率处理技术.多速率处理过程中需要使用积分梳状滤波器、半带滤波器和高阶FIR滤波器.在分析了积分梳状滤波器的结构和特性的基础上,阐述了多级CIC滤波器一种高效的FPGA实现方法,该方法的正确性和可行性通过Quartus Ⅱ的时序仿真分析得以验证,实际中可以推广应用.-In order to solve software-defined radio communications system after I
xiabianpin
- 文中应用软件无线电思想对数字下变频器中的几个关键技术进行了研究,对下变频各个模块所涉及到的CIC、HB、FIR等关键算法进行了讨论、提炼与总结,应用matlab软件设计了下变频器中的CIC、HB、FIR滤波器等核心模块,并将各模块融为一体从软件实现的角度完成了对系统的搭建和功能仿真.仿真结果表明,系统实现了对中频信号的下变频处理且无失真现象,大大减少了软件无线电系统数宁信号处理的运算量和数据的存储量,极大地提高了系统的实时性.-The paper application software rad
UnderstandingCellularRadio
- Useful Book for cellular radio understanding
TEMPLATE-BASED_SIMULATION_IN_DIGITAL_WIRELESS_COMM
- 数字无线电通信系统仿真,TEMPLATE-BASED_SIMULATION_IN_DIGITAL_WIRELESS_COMMUNICATION-Digital radio communication system simulation, TEMPLATE-BASED_SIMULATION_IN_DIGITAL_WIRELESS_COMMUNICATION
ASurveyofSpectrumSensingAlgorithmsfor2009
- 认知无线电频谱感知算法综述2009.对主流感知算法进行了介绍，引入了多维频谱感知算法。-The spectrum sensing problem has gained new aspects with cognitive radio and opportunistic spectrum access concepts. It is one of the most challenging issues in cognitive radio systems. In this paper,