快递送货系统

链路路径损耗包括距离相关的路径损耗，阴影衰落，快衰落和天线增益。仿真考虑了域频 和时域快速信道变化。在每个RB中，信道（TX和RX天线之间的链路）被假定为具有零均值的复杂性白高斯随机变量，这在RB的频率范围内（180千赫）和 1 毫秒的持续时间内是恒定的。相邻的RB和时间间隔之间的信道变动是独立的。

功能不错的JAVA多用户聊天室程序，是一个毕业设计作品，功能概要：用户注册、资料保存、多用户登录、多用户同聊、私聊、保存用户记录、用户离开记录自动清除、在线人数监视等多种功能。更多内容请看www.codefans.net截图。通过本聊天室程序，你将清楚了解到如何利用java技术开发聊天室程序，基本满足了结构化、界面友好、速度快、安全性以及稳定性等特点。因此对JAVA学习者来说具有较高的参考价值。 -Functional good JAVA multi-user chat room program, is a graduate design work, features summary: user registration, data storage, multi-user login, multi-user with chat, private chat, preserve customer records, the user automatically cleared to leave the record, on-line to monitor the number of and many other features. More See www.codefans.net screenshot. Through the chat room program, you will clearly understand how to use the java chat room technology development program, basically meet the structured, user-friendly, fast, security and stability, and so on. JAVA learners therefore have a high reference value.

this program can control tha pll frequencu using a keybad and LCD

一个基于RTC的即时通信软件的例子,出自ＭＩＣＲＯＳＯＦＴ-an RTC-based instant messaging software examples from Microsoft

DVB_T标准的matlab下的simulink仿真-DVB_T standards under the Matlab Simulink simulation

使用 VMware 和 Dynamips 搭建广域网测试环境-VMware and use Dynamips to build wide area network test environment

国人开发的电子钱包-countrymen development of an electronic wallet

the function is uses for obtaining TX with square root cosine filter-the function is uses for obtaining TX with square root cosine filter

vc++网络通信一书所有源码，全部可以编译执行。请将文件属性去掉只读。我从光盘上copy的-vc a communications network on all source code, compile all of the implementation. Please read-only file attributes removed. I copy from the CD

一个电力系统方面的ISA通讯规约，包含了遥测遥信遥控等信息帧的格式-a power system ISA communications statute contains a remote control telemetry information such as frame format