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中国移动通信集团公司最近已在上海、北京、天津、广州、杭州、深圳等六大城市同时开出WAP商用试验网,首期商用试验网的六大城市在3月25日-5月31日期间实行免费上网,6月1日后的WAP业务通信费标准将另行制定。WAP用户可以在这六大城市中使用WAP手机上网浏览WAP网站信息,这标志着我国有了自己的WAP网关,极大地促进了我国WAP服务行业的发展,也象征着我国无线通信技术进入了一个新的里程。-China Mobile Communications Corporation has recen
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陈国安在清华期间的博士后研究报告,主要研究方向是无线通信领域的设备和相关技术的调研-Qinghua Chen-an during the post-doctoral research report, the main research direction is the field of wireless communications equipment and related technology research
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Broadband MIMO-OFDM Wireless Communications
Gordon L. St¨uber, John Barry, Steve W. McLaughlin, Ye (Geoffrey) Li, Mary Ann Ingram, Thomas G.
Pratt
School of Electrical and Computer Engineering
Georgia Institute of Technology
Atlanta, GA 303
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文中在分析无线信道模型的基础上,综述了目前对无线通信中OFDM的同步技术研究方面所获得的主要成果,包括符号同步.栽波同步和采样率同步的各种算法,并对进些算法进行丁比较分析-Paper analyzing the wireless channel model based on an overview of the current OFDM wireless communications, synchronization technology research with regard to the
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该Si4133是一个单片集成电路,既执行IF和双频
RF合成为无线通信应用。在Si4133
包括三个和VCO,环路滤波器,参考和VCO分频器,相位
探测器。除法和可编程掉电设置与threewire
串行接口。-The Si4133 is a monolithic integrated circuit, both the implementation of the IF and dual-band RF synthesis for wireless comm
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详细阐述了基于FPGA的RF无线通信技术的原理及硬件设计. 从系统的角度提出RF无线通信的完整设计方案,给出了基于Cyclone II芯片的Nios II的RF无线通信模块框图. 实验结果表明,采用ALTERA的Cyclone II芯片设计实现RF无线通信具有明显优势.-Detailed FPGA-based RF wireless communication technology theory and hardware design. From a system point of view p
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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
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Wi-Fi(wlan 无线局域网)作为当今无线领域最为热门的一个技术, 已经应用到各行各业中。它使用TCP标准通讯,技术成熟可靠,传输速率快,各种配套的网络设备十分丰富,使用者接受程度最高, 全球免费使用,是区域无线通讯的首选方案。
SOC芯片,性价比极高,质量稳定,内置WiFi协议栈和串口传输协议,接口信号5V、地、RX 、TX四线连接;
◆ 模块简洁、体积小,22*60*5 mm;
◆ 用户接口开发简单快捷,串口驱动 ,内置协议栈,无需操作系统支持;
◆ MSC51/
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华为内部无线通信培训教程,可以做为学习参考-wireless communications within the training module can be used as study and reference
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CBTC系统中无线通信的可用性分析,很不错的文章,应用量很大,希望对大家了解CBTC系统有所帮助-CBTC system availability analysis of wireless communications, very good article, the application amount of large, want to help everyone understand the CBTC system
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An 8-QAM communications channel simulation in Simulink, constructed from a 16-QAM model and using an I,Q correlation receiver.
QAM (quadrature amplitude modulation) is a method of combining two amplitude-modulated (AM) signals into a single chan
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OFDM as a modulation technique for wireless communications, with a CDMA comparison_fichiers
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bayesian sequential state estimation for mimo wireless communications
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介绍2262的文章,对做无线通信很有帮助-2262 introduced an article on wireless communications useful to do. . .
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a very nice book for early reader in communication engineering
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摘要: 在以前的数字蜂窝系统中,往往采用FSK、ASK、PSK等调制方式。随着数字蜂窝系统的发展,对调制和数字蜂窝系统的技术要求越来越高, 许多优秀的调制技术应运而生,其中PI/4-QPSK技术是无线通信中比较突出的一种二进制调制方法-Abstract: In previous digital cellular systems, often using FSK, ASK, PSK, such as modulation. With the development of digital cellu
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MMI实例培训教程,MTK无线通信平台,经典,图文并茂-MMI training tutorial examples, MTK wireless communications platforms, classic, illustrated
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Theory and Applications of OFDM and CDMA Wideband Wireless Communications This book has both theoretical and practical aspects. It is intended to provide the reader
with a deeper understanding of the concepts of OFDM and CDMA. Thus, the theoretical
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OFDM for Wireless
Communications Systems
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无线通信学习资料,中英文对照二合一,本部分为中文部分,英文部分另传。-Wireless communications learning materials, bilingual Combo, Part into the Chinese part of the Chinese portion of the other pass.
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