再贡献一份基于osip 协议栈的用户代理，enumphone，可以研究一下...

应用背景     基于Android平台， 建立wifi热点， 实现wifi连接的功能，暂时还没实现数据通信的功能，适合初学者，学习如何建立wifi热点，和连接热点。关键技术 wifi许可，为获得wifi网络状态，需要  获取wifi管理接口WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);

QAM星座图的原理和应用 QAM星座图的原理和应用-QAM constellation diagram of the principle and application of the principle of QAM constellation diagram and applications

Audio processing using matlab

ZTE s ME3000 GSM module AT Command handbook. Included SMS, GPRS, TCP and UDP AT command.

sim 文件系统In addition, its quality of service reduces because of reliance on traditional circuit-switched network elements. At that former time, people hoped to build a based system, which could access a centralized server network, would always have access to the latest traffic information and could provide web links. What this trend is a momentous request for mobile services based on high-speed packet data transfer. Hence, a new standard, GPRS, came into being in order to fill people’s bill.-sim file system In addition, its quality of service reduces because of reliance on traditional circuit-switched network elements. At that former time, people hoped to build a based system, which could access a centralized server network, would always have access to the latest traffic information and could provide web links. What this trend is a momentous request for mobile services based on high-speed packet data transfer. Hence, a new standard, GPRS, came into being in order to fill people s bill.

VB编写的串口调试助手程序,功能强大,学习的好帮手,建议大家-VB prepared the serial debugging assistant program, powerful, learning a good helper, it is recommended you take a look at

这个程序管理服务器和客户端之间的下载。所有这些程序都是使用visualbasic创建的

输入信号为方波信号+高斯白噪声，方波信号基 频为 1kHz，幅值为 1，高斯 白噪声方差为 0.2， 均值为 0，采样频率为 20kHz。试用周期图法和 ARMA 谱估 计法(SVD-TLS)估计此信号的功率 谱，并分析比较其结果  3. ARMA 模型 （1） 平稳 ARMA 功率谱密度：   （2） 任意 ARMA：   可写为：   其功率谱：   4. Cadzow 谱估计子： （1） Cadzow 将 ARMA 功率谱分 解成两部分   （2） ni 的计算方法   5. p 阶数确定： （1） 奇异值分解：   （2） 阶数界定，v(k)小于某值（例如，0.99995）：   6. A(i)的计算： （1） Sp 矩阵：   （2） A 的计算：  

好东东，虚拟串口驱动程序，里面含有相关 串口监视界面。-good Dongdong, virtual serial port driver, it contains relevant surveillance serial interface.

DIGITAL MODULATION TECHNIQUES the material describes digital modulation techniques such as BINARY PHASE SHIFT KEYING (BPSK), DIFFERENTIAL PSK (DPSK), DIFFERENTIALLY-ENCODED PSK (DEPSK), QUADRATURE PSK (QPSK), QUADRATURE AMPLITUDE SHIFT KEYING (Q-ASK), BINARY FREQUENCY-SHIFT KEYING (B-FSK), MINIMUM SHIFT KEYING (MSK),