资源列表
How-Satellites-Work
- this video demonstrates How Satellites Work
Introduction-to-BGAN
- Introduction to BGAN : Portable Internet Anywhere
erthnet
- 对以太网的基本知识介绍，是一个基本入门的了解。-Basic knowledge of Ethernet introduces a basic understanding of the entry.
DLNA_white_paper
- Dlna白皮书，详细介绍了Dlna的通讯协议-The Dlna White Paper detailing the DLNA communication protocol
A04
- HART协议采用基于Bell202标准的FSK频移键控信号，在低频的4-20mA模拟信号上叠加幅度为0.5mA的音频数字信号进行双向数字通讯，数据传输率为-The HART protocol uses frequency shift keying signal, FSK-based standard Bell202 0.5mA audio digital signal superimposed on the low frequency of 4-20mA analog signal amplit
A05
- HART协议已经有很长一段时间了，它仍然是一种很好的选择。HART是工厂自动化领域中采用的一种通信协议。虽然每种协议都有其各自的优点，但就综合性能而言，HART是最佳的解决方案：它可获取增值设备和数字方式的诊断信息，同时还可以与现有的4-20mA自动化结构体系相兼容。-The HART protocol has been a very long time, it is still a good choice. HART is a communication protocol used in th
tftp-procedure
- tftp load procedure for lpc3250
W2_Wireless-Transmission-Fundamentals-1
- its a great tutorial for wireless transmissioin systems
W2_Wireless-Transmission-Fundamentals-2
- Wireless communication fundamentals
mcq_ca
- ca_mcqs...very-2 important and useful
GSM-and-GPRS
- The goal of this presentation is to study some factors of GPRS and hence the overall quality of the mobile network. Before going into details of the GPRS , some background information on general concepts in GSM mobile communications will be pres
mac-essentials-for-wsns-63572.pdf
- mac-essentials-for-wsns MAC essentials concept explained