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其他 WLAN仿真-发送机 wlan No Comments 设置完系统参数后
WLAN仿真-发送机
wlan No Comments
设置完系统参数后,开始产生发送数据。
1. 产生随机的发送bit(tx_bits),这里不考虑信道编码。
2. QAM映射
3. 将数据映射到不同载波,形成OFDM符号
4. 产生pilot,并将pilot插入OFDM符号中
5. 加入dc和guard子载波
6. 进行ifft,将频域信号变到时域,并加入循环前缀
7. 对信号进行ove ...
Linux/Unix编程 All people curious about how Linux works and why it is so efficient will find answers here. After re
All people curious about how Linux works and why it is so efficient will find answers here. After reading the book, you will find your way through the many thousands of lines of code,
distinguishing between crucial data structures and secondary ones—in short, becoming a true
Linux hacker.
手机短信编程 The smspdulib library is intended for more transparent interaction with SMS PDU. This thought over h
The smspdulib library is intended for more transparent interaction with SMS PDU. This thought over hierarchy of classes will allow you to create new classes for other types of short messages using the realized base functionality.
At present, the following types of short messages are supported: sta ...
编辑器/阅读器 ResOrg 图形化管理Vc项目的资源ID的工具的源代码。 ResOrg - Manage and Renumber Resource Symbol IDs Introduction The
ResOrg 图形化管理Vc项目的资源ID的工具的源代码。
ResOrg - Manage and Renumber Resource Symbol IDs
Introduction
The Resource ID Organiser (ResOrg for short) is an Add-in for Visual C++ designed to help overcome one of the most annoying (and unnecessary) chores of developing/maintaining Windows applic ...
Java编程 OReilly.Java.Rmithis book provides strategies for working with serialization, threading, the RMI r
OReilly.Java.Rmithis book provides strategies for working with serialization,
threading, the RMI registry, sockets and socket factories, activation,
dynamic class downloading, HTTP tunneling, distributed garbage
collection, JNDI, and CORBA. In short, a treasure trove of valuable
RMI knowledge pa ...
matlab例程 关于FFT的一个例子
关于FFT的一个例子,Short time FFT with octave smooth
by Matthes
其他 This book uses the Python language to teach pro - gramming concepts and problem -solving skills,
This book uses the Python language to teach pro
-
gramming concepts and problem
-solving skills, without assuming any previous program- ming experience. With easy-to-understand examples, pseudocode, flowcharts, and other
tools, the student learns how to design the logic of programs and then implem ...
其他 Huffman codes 􀂄 In telecommunication, how do we represent a set of messages, each with an
Huffman codes
&#1048708 In telecommunication, how do we represent a
set of messages, each with an access
frequency, by a sequence of 0’s and 1’s?
&#1048708 To minimize the transmission and decoding
costs, we may use short strings to represent
more frequently used messages.
&#1048708 This problem c ...
通讯编程文档 介绍计算机上实现gsm modem短消息收发的模式
介绍计算机上实现gsm modem短消息收发的模式,描述gsm modem PDU 模式,包括PDU 模式下的gsm modem模块UCS2 编码、解码原理,以及gsm modem发送与接收PDU 串的编制方式, VB 中的MSCOMM 控件,实现gsm modem短消息收发的核心内容。-briefed on computer modem gsm SMS transceiver model, described GSM modem PDU models, ...
文章/文档 A fingerprint recognizing system is built with two principal components: the fingerprint administra
A fingerprint recognizing system is built with two
principal components: the fingerprint administrator and
the fingerprint recognizer. Fingerprints are identified by
their special features such as ridge endings, ridge
bifurcation, short ridges, and ridge enclosures, which are
collectively called the ...