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如何评价和衡量网络设备性能是否达到了设计的要求，如何最佳的规划和优化一个网络，不仅需要技术，还必须有工具来辅助实现。路测是网络优化的重要手段，它对反映网络状况，体现网络性能指标起到直接的测量评估作用，并能指出网络问题所在。建网初期，使用路测进行网络情况的掌握和了解是最主要的。路测数据有小区导频的强度和信号质量等，通过分析，产生有关诊断网络问题，体现网络性能的最终报告。-how to appraise and assess the performance of network equipment
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Recently, one of the projects that I m working on required showing some variable data, like signal strength, signal to noise ratio etc. As usual, I dived into Code Project, confident that I ll find a solution. I did find some, as expected, but unfort
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Recently, one of the projects that I m working on required showing some variable data, like signal strength, signal to noise ratio etc. As usual, I dived into Code Project, confident that I ll find a solution. I did find some, as expected, but unfort
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Wince5.0下WIFI程序。提供获取WIFI连接状态，信号强度，连接信道，AP名称，ping，复制文件，全频段搜索并显示AP等功能,Wince5.0 procedures under the WIFI. Providing access to WIFI connection status, signal strength, connection channels, AP name, ping, copy files, full-band features such as search and
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该模型是基于实地测量的即以准平坦地形、大城市市区的中值场强或路径损耗作为参考，对其他传播环境和地形条件等因素分别以校正因子的形式进行修正，用来预测地面移动系统信号的强度。其频率适用范围是150MHz到1000MHz的UHF/VHF频带。目前使用的主要频段资源为800~900MHz。这一频段，在相对平坦区域，一般可应用Okumura-Hata传播模型。Hata提供了对这些数据的解析逼近，并捕捉到大部分的主要影响-The model is based on field measurements of
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树形网络结构中信号衰减,编程计算应在何处放置放大器,以保证信号保持强度.数据结构中"树"的相关应用-Tree network structure, signal attenuation, the programmer should it calculate where to place the amplifier in order to guarantee to maintain the signal strength. Data structure " tree" of re
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近年来，计算机图形处理器(GI．apllics Processing Unit,GPU)得到了极大地发展，从最初局限于图形渲染的图形卡，发展为如今可编程的并行计算平台。与CPU的串行计算模式不同，GPU是一种高度并行的流处理器，具有更强的浮点计算能力，在物理模拟、信号分析等许多领域人们将高强度的计算任务以适当的方式转化为流数据计算模式，通过编程在GPU中进行加速计算，通常能获得一个数量级的速度提高，这也是当今的热点研究问题之一。-In recent years, computer graphic
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Abstract—the application of wireless sensor network (WSN) is always restricted by the energy shortage of sensor nodes. In order to reduce the entire energy consumption of the WSN, a promising approach is to design light clustering algorithms.LEACH is
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基于LANDMARC的定位系统上进行的算法复杂度的减小的优化，包括了具体的优化后系统的实现，误差前后对比，改文章还提出了一种adaptive的定位算法，更利于外部变化环境下-In wireless networks, a client’s locations can be estimated using signal strength received from signal transmitters. Static
fingerprint-based techniques are comm
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用C++编写的3Gmodem源代码，可以显示手机信号强度及监测瞬时数据流量等。支持中兴和华为的Modem，其它手机型号有待测试。-3Gmodem written in C++ source code , you can display the instantaneous monitoring of cell phone signal strength and data flow. It Supports ZTE and Huawei Modem, other phone models to be
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研究了基于信号强度模型的室内定位技术. 通过运用线性回归、补偿式线性回归和多元回归方法，利用
仿真数据建立了信号强度模型.-Indoor positioning technology based on signal strength model by using linear regression, the compensated linear regression and multiple regression method using simulation data signal str
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The signal received by a user over the forward link in such a high data rate system contains interference from the neighboring base stations. we note that the strength of this interference is a function of the network load in the neighboring cells. w
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A mobile ad hoc network is collection of mobile nodes.
The mobile nodes can move freely from one place to another. In
this paper, we propose a new routing algorithm for the mobile ad
hoc networks to route the data packets to the destination bas
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在USART2中断程序中获取GPS/北斗定位（时间，经纬度和高度）及可用卫星数和信号强度数据。并确立以北斗优先的原则，只要北斗定位有效，就用单北斗运行，不用GPS。使用和X芯星通UN220 III N模块。-Get GPS/Beidou (time, latitude, longitude and altitude) in USART2 interrupt program and the number of available satellites and signal strength dat
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Wifi received signal strength data (RSS,x-y cordinates) which can be used in a MATLAB post processing positioning algorithm
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We have proposed a digitally implemented QPSK system for Free-Space Optics (FSO) systems for future satellite missions. We have used a Laser source of 1550nm wavelength and data rate of 2.5Gbps.The system consists of a modulating and a demodulating b
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51单片机实现的SI4463程序代码， 是4GFSK调制，频率433MHz，功率20dBm，已经最大 SI4463程序还带有读取RSSI，功率调节的功能，都把数据通过串口输出。如果要做运动检测，定位，RSSI可以用到。 RSSI是接收到的信息强度指示，当距离远时，信号强度低.发送端代码-51 MCU si4463 code is modulated 4GFSK, 433MHz frequency, the power of 20dbm, has maximum si4463 program wi
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基于android的，可以识别周围wifi信号强度，并且存储数据为数据库的形式-Based on android, can identify the wifi signal strength, and store the data in the form of a
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通过handle实时监测移动端获得的所有wifi信号强度，并将其按时间顺序写入系统文件
另外可以获得手机加速度传感器的数据-By handle real-time monitoring of the mobile terminal to obtain all the WiFi signal strength, and the time to write the system files
Another funtion is to abtain the accelemoter sensor
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以MSP430单片机为主控芯片，由TM1727液晶驱动芯片驱动段式LCD液晶显示屏，在段式LCD液晶显示屏上显示累计流量、温度、压力、瞬时流量、电池电量、流量计工作符号、天线信号强度，通过串口向差压采集电路读取温度值、瞬时流量，采用Modbus通信协议由无线通信模块将数据上传。(With MSP430 chip by TM1727 LCD driver chip driver LCD LCD display, display the cumulative flow, temperature, p
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