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China-Digital-Radio-Broadcasting
- 探讨了中国数字化声音广播的发展方向，介绍了一种全新的带内高 清数字广播技术系统方案，并与其他技术系统进行了比较，阐明了该技术体系的特点。-While discussing the development of China digital radio broadcasting，the introduction of a totally new digital radio technology of the in-band high-definition is made， and compa
Analog-to-digital converter survey and analysis.ra
- 软件无线电技术应用- The software radio technology applies
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-
Simple_Digital_FPGA_Pseudo-Chaos_Generator
- In this paper, the feasibility of replacing a chaos source by an equivalent digital pseudo-random generator realized using Linear Feedback Shift Register (LFSR) is studied. Particular emphasis is given on the digital implementation Piece-Wise Linear
ddc
- 随着数模转换器硬件的快速发展和DSP处理能力及处理速度的逐步提高，软件无线电技术在商用和军用无线电通信领域也越来越显示出其强大的吸引力。本文研究的高速中频采样和数字下变频技术是目前蓬勃发展的软件无线电领域的两项关键技术。-As advances in technology provide increasingly faster and less expensive digital hardware, more of the traditionally analog functions of a
ddc
- Digital down-converters (DDC) are a key component for digital radio. The DDC performs the critical frequency translation needed to recover the information from a digitized modulated signal.
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
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
rjwxdpt
- 软件无线电技术是用于卫星导航和第三代移动通信(3G) 数据处理和计算的最优解决方案。运用基于FPGA的So PC 嵌入式设计方法构造软件无线电系统,提高了对动态实时信号的处理能力。设计完成无线通信体系结构,以及ADC 模数转换,数字下变频,CPU 中央处理器,DSP 运算单元,PCI 桥以及数据控制等模块的详细组成。相对于目前常规系统,该系统在功耗和体积方面可节省30 以上,对高速数据流的处理和计算能力有显著提高,可以应用于Cellular/ PCS 基站,GPS 抗干扰接收机,相控阵接收机,频
digital_pre-distortion_in_WCDMA
- WCDMA数字预失真FPGA实现论文，文中对功率放大器对信号的失真放大进行了研究，同时结合软件无线电，实现了算法-FPGA realization of digital pre-distortion WCDMA papers, the text of the power amplifier distortion amplification of the signal has been studied, combined with software-defined radio to realize
AN383_Si47XX_ANTENNA_SCHEMATIC_LAYOUT_AND_DESIGN_G
- AN383_Si47XX_ANTENNA_SCHEMATIC_LAYOUT_AND_DESIGN_GUIDELINES.pdf 数字收音机开发必备,要买代理商芯片才有的资料哦 -AN383_Si47XX_ANTENNA_SCHEMATIC_LAYOUT_AND_DESIGN_GUIDELINES.pdf digital radio development necessary, buy only the information agent oh chip
introduction
- 公众数字对讲机标准的介绍 分享给大家 希望有用 -Introduction of digital radio standards for the public to share you wish to be useful to
SI4720_SILABS_202981
- The Si4720/21 is the first single chip FM radio transceiver. The proven and patented digital architecture of the Si4720/21 combines the functionality of the Si470x FM radio receiver with the Si471x FM transmitter, offering full FM receive and transmi
PolicyandTechnologyofDynamicinKorea
- 文章讲述了现在韩国的频谱政策和动态频谱接入技术。过去韩国的频谱管理政策需要特权，并且只有一小部分频谱可以公用。随着无线技术的发展，现在，韩国政府，使用了机遇动态频谱接入的新型频谱策略，例如LBT技术用于REID，UWB和FACS等。MIC还考虑如何在DTV过渡完成后，重新分配频谱。新型的无线电技术如认知无线电和SDR将在UHF边带中应用新的服务。MIC试图用一用有效地方式开放频谱并接受新技术用于频谱策略中。-In this paper, we introduce spectrum policie
6-25-White-paper-dPMR-v1.0
- ETSI数字对讲机标准DPMR开发白皮书，可做为系统开发者开发指南-Development of digital radio standard DPMR ETSI White Paper can be used as system developers to develop guidelines
dre200
- DAB数字收音机开发方案 DRE200模块，供学习参考-Eureka DAB Digital Radio Solution Texas Instruments (TI) delivers the first open, software-driven Eureka DAB digital radio receiver solution. This enables the most cost-effective and power-efficient products in
Using-the-RS200-Module-
- RS200 DAB模块规格书资料，供学习参考-Create feature-rich, low-cost digital radio products in record time using RadioScape’s
dab-fm
- 低成本dab fm rds 接收模块方案供大家学习参考 - integrated digital radio tuner module, which additionally provides fully integrated support for FM RDS operation. The greatly simplifies digital radio product design, enabling manufacturers to create their own DAB
Design-and-Implementation-of-Digital-Signal-Proce
- Design and implementation of FPGA based digital signal processing hardware for software radio.-Design and implementation of FPGA based digital signal processing hardware for software radio.
A1840-digital-wireless-radio-design
- 基于A1840新型数字无线对讲机的设计,无线对讲机射频通信单元采用 A1840芯片，模块内置高性能射频收发 芯片、微控制器以及射频功放(PA)-A1840 chip design based on the A1840 innovative digital wireless walkie-talkie, wireless walkie-talkie radio communication unit, module built-in high-performance RF transceiv