MMSN最早的针对无线传感器网络的固定信道分配的多信道MAC协议...

CDMA的写码资料！你看了就知道的！！关于写ENS码的资料！-the document of write code to CDMA, about write ENS code.

使用声卡拨电话的程序。将电话听筒拿起放到音箱附近，运行程序输入电话号码播放声音就可以实现拨电话。- The use sound card dials the telephone the procedure. Takes up the telephone receiver puts to the sound box nearby, the operating procedure input telephone number broadcast sound may realize dials the telephone.

利用api函数进行收了邮件。包括了邮件的收取、发送、删除等常用功能-Use api functions upon receipt of a message. Including the receipt of the message, send, delete and other commonly used functions

应用背景该代码用于在线多参数水质监测，测量DO，PH，EC，CHLA和TUR的参数及其温度数值，该代码已测试通过，可以使用，采用RS485串口通信，并运用modbus通信协议。关键技术本项目采用了通过STM32控制模拟开关，渐而控制五个传感器的导通情况，用来控制传感器发送采集到的数据，并将采集到的数据打包起来，发送发给上位机。

C program to calculate the BER performance of BPSK modulation in an AWGN channel. The program takes the file "BPSK" containing voltage levels and passes it in an AWGN channel with a given SNR. The received message is then Hard decision decoded and the bit error rate is calculated. The BER over different SNR is calculated. THe output values can be used to draw a BER vs SNR(dB) curve.

SIP. Understanding the Session Initiation Protocol Second Edition.rar全面介绍SIP RFC3261-SIP. Understanding the Second Session Initiation Protocol Edition.rar introduced SIP RFC3261

m序列的生成，包括在有限域GF(p)中的基于不同p取值，不同级数条件下的本原多项式多种选择条件下的m序列生成。-m sequence generation, including in GF (p), the p value based on different, different levels under the conditions of primitive polynomial number of options under the conditions of m-sequences generated.

下面介绍如何操作VC6.0判断USB端口，以及如何使用USB通讯的详细信息，供参考

贝叶斯滤波如卡尔曼滤波，粒子滤波等，给定一线性或非线性动态系统，用已知的观测数据和动态向量求后验概率。该资源是贝叶斯滤波器的C++类库，里面包括卡尔曼滤波（kalman filter）、粒子滤波（particlefilter）等。希望对想用C++实现滤波算法的同学有所帮助！

The dynamics of orbit uncertainty in an unstable orbital environment are discussed with specific application to the orbit determination of a halo orbit about the Earth{Sun L1 point. This article documents a simplified orbit determination covariance program developed under Telecommunications and Mission Operations Division Technology support. The program is ideally suited to investigate spacecraft trajectory navigation in challenging environments, where the basic dynamics of the trajectory can no longer be modeled using near-Keplerian motion.