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四旋翼matlab/simulink程序
简单的PID控制四旋翼飞行器，姿态采用PID控制，内有四旋翼模型，电机模型
- 2020-12-06下载
- 积分：1
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北斗三号新体制多功能可配置双通道采样器SIS800
北斗三号新体制多功能可配置双通道采样器SIS800，可支持卫星导航全频点系统频段中频数据采集，基于USB3.0接口上传数据目录第一部分北斗三号新体制多功能可配置双通道采样器SS800-硬件连接说明北斗三号新体制多功能可配置双通道采样器S|S800参数说明二.北斗三号新体制多功能可配置双通道采样器S|s800前后面板介绍三.北斗三号新体制多功能可配置双通道采样器S|S800上电使用说明第二部分北斗三号新体制多功能可配置双通道采样器S|s800USB30驱动程序安装说明…10第三部分北斗三号新体制多功能可配置双通道采样器S|S800-上位机软件安装及使用说明….16上位机软件安装说明…16第四部分基于 Matlab卫星中频信号捕获软件使用说明22采样数据组织格式.22二. Matlab程序使用说明.23第一部分北斗三号新体制多功能可配置双通道采样器S|S800-硬件连接说明北斗三号新体制多功能可配置双通道样器S|S800是上海宇志通信技术有限公司在2018年最新推出的一款支持多卫星导航系统频段的双通道卫星中频信号采样器,数据传输采用USB3.0接口,20MHz/0.01ppm恒温晶振做为设备的同步参考时钟。双通道采样器中的每个通道可灵活配置采集的频段(1.0GHz~20GHz即L波段范围)、带宽(2046MHz~32736MHz,步进2.046MHz,其中32736MHz的带宽支持北斗号新体制信号B1C的系统带宽),两个通道联动设置采样频率(10MHz、20MHz、40MHz)以及数据位宽(4比特、8比特)在使用这款卫星中频信号采样的过程中,需特别提请用户注意的是,S|S800内部采用恒温晶振来做为设备的同步参考晶振,而恒温晶振通常需要有一个预热的过程,因此建议用户预热3~5分钟,即开机3~5分钟后进行样工作。北斗三号新体制多功能可配置双通道采样器S|S800参数说明(1)主要用途卫星导航定位系统软件接收机设计开发姿态测量卫星导航定位系统芯片和接收机设计开发冫卫星导航定位接收机干扰、抗干扰研究导航卫星信号载波相位研究与应用研究导航卫星信号多径下扰研究导航卫星信号分析≯高灵敏度玊星导航接收机搜索与跟踪算法硏究高精度卫星导航接收机算法研究(2)参数设置界面北斗三号新体制多功能可配置双通道平样器-Ss800射频来样通道A参数设置射蜮采样通追B参数设置世使能]来样>使能[函道使能]射频采样通道B使胎[频选择]旧户动频勾段选择]用户手动设置射频参效扎三号B1C频射频载频率176MH(可设范围1.0~2.0GH斗三号B3I频段[信号带宽]八二号B2頻段信号带贸]信号戏边带16+2045NH可设范围116)扌斗是B3频段∈PsL1频段[样速率]PsL2频x-〉[乐样速家]平样速平->4MH(〔频通道与联动设置:EpsL5掀段优岡F1频数据位!时E53频段x=助位究]热提肉4比持〔频函与联动设置)什BE5b频CLONA5L频段初始化操怍区1单击览按钮选择存储文件路径和名(买际生成文件名会在这个文件名基砒上添加厂采样多数「间等泪关辅助信息存储文件名测览2输入仔时间卡度单位:秒)为Q时表示不限时保仔数提3单击保存数据拉钮"开始保存从UB30妄妾收到的数据保存数据4)上位进度0000秒(3)技术指标:●推荐天线基本指标:极化 Polarization:右旋圆极化RHCP天线增益Gain(GBi仰角90度:≥6仰角20度≥0仰角10度:轴比:仰角90度≤3仰角15度≤5相位中心误差(mm):2LNA增益Gain(dBi)40±2驻波比∨SW.R
- 2021-05-06下载
- 积分：1
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椭圆曲线密码体制的研究与实现.pdf
【实例简介】加密算法是网络信息安全的核心，根据已有资料分析，利用FPGA实现的最优正规基表示下的二进制有限域上的椭圆曲线密码体制具有最高的安全强度和较快的处理速度，而椭圆曲线密码体制的FPGA实现，主要面临以下几个问题：
1．最优正规基下的有限域元素乘法矩阵的构造，以及乘法运算的快速实现。
2．最优正规基下的有限域元素求逆运算算法的优化与实现。
3．在椭圆曲线运算层，如何减少或者避免有限域元素上的求逆运算。
4．针对椭圆曲线运算层上的标量乘运算，如何减少点加运算和倍点运算的次数。
- 2021-12-08 00:33:14下载
- 积分：1
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图书管理系统项目源码（java版）
这是一套使用ssm框架开发的图书管理系统，数据库使用的是Mybatis，仅供大家学习交流使用。。。
- 2020-07-03下载
- 积分：1
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visio2013激活.rar
【实例简介】visio破解，安装后即可使用，百度下载的序列号都是无效的，共享给大家
- 2021-11-28 00:36:55下载
- 积分：1
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2019最新版知识图谱视频教程
2018年最新知识图谱实战视频与代码： 1.知识问答，知识融合 2.知识抽取与挖掘，3.知识推理，知识存储 4 语义搜索，行业知识图谱应用。
- 2020-12-05下载
- 积分：1
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最小二乘圆拟合 VC++实现
最小二乘圆拟合 VC++实现使用方法：运行程序后打开一张图片（最好是全白的），然后用鼠标点击画点，程序会根据这些点拟合出圆。
- 2021-05-07下载
- 积分：1
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Rohde&Schwarz 频谱仪操作手册（英文）
Rohde&Schwarz 频谱仪操作手册（英文） 1145.5850系列全英文，详细的操作方式，各类使用技巧R&S FSHContentsContentsSpecificationsSafety InstructionsCertificate of qualitEC-Certificate of conformitySupport Center AddressList of R&S RepresentativesPutting into OperationFront view1.1Putting into Operation1.2Unpacking the Instrument1.2Setting up the InstrumentSwitching on the Spectrum Analyzer1.4Spectrum Analyzer Connectors1.5Screen SettingsQCountry-Specific Settings1.10Setting the Date and TimeSetting the date.1.11Setting the time1.1Charging the Battery......1.12Selecting the Instrument Default Setup1.13External Reference /External Trigger Switchover1.14Controlling the rF Attenuator1.15Using a Preamplifier…1.15PIN Entr1.17Connecting Printers.1.19Setting the Baud rate for Remote Control1.21Enabling Options1.21Checking the Installed options1.221145.5973.12E-15ContentsR&S FSH2 Getting Started2.Measurements on cw signals2.1Level measurement2Setting the Reference Level量‘面2.2Frequency Measurements2.3Harmonic Measurements of a sinewave Signal面面2.4Power Measurements Using the Power Sensor2.5Power and return loss measurements with the r&s FsH-z14 or the r&s FSH-Z444427Two-Port Transmission measurements2.9Measurement of return loss2.11Performing Distance-To-Fault Measurements...2.14Operation in Receiver Mode2.20Measuring the carrier-to-Noise power ratio2.Determining the Reference2.26Sts…2.26Selecting the reference channel2.27Entering the channel bandwidth of the reference channel2.27Selecting the unit for the reference...2.27Manually entering the reference2.27Automatic level adjustment2.27Measuring the Noise Power and Calculating Carrier Power /Noise Power.........2.28Selecting the result display2.28Frequency setting of the noise channel..2.28Setting the noise channel measurement bandwidth2.29Setting the C/N channel bandwidth2.29Automatic level adjustment2.29Correcting the displayed average noise level2.30Hiding the result display2.30Saving and Recalling Settings and Test Results2.31Saving Measurement Results2.31Saving Calibration Data2.32Recalling measurement results2.33Printing Out Measurement Results……2.341145.5973.122E-15R&S FSHContents3 Operation3.Screen LayoutScreen layout for spectrum-mode measurements without markers3.1Screen layout when the marker mode is selected3.2Entering Measurement ParametersEntering values and texts3.3Entering units3.4Menu overview.3.5Frequency entryFrequency span...Level setting…3.5Bandwidth settingTrace setting3.6Measurement functions3.7Marke3.10Save and print menu3.12Instrument setup3.12Status display3.12Menus in the Receiver Mode(option R&S FSH-K3)3.13Menu for 3GPP BTS Code domain Power Measurement (Option R&S FSH-K4)3.16Menu for Vector Voltmeter(Option R&S FSH-K2)3.161145.5973.12E-15ContentsR&S FSH4 Instrument functions4Instrument Default Setup4.1Status Display..................4.1Setting the Frequency4.2Entering the center frequency..4.2Setting a frequency offset4.2Entering the center-frequency step size4.3Entering the start and stop frequency4.4Working with channel tablesSetting the Span1面4.6Setting the Amplitude Parameters4.7Setting the reference levelEntering the display range94.9Entering the display unit4.9Entering the reference offset4.10Entering the input impedance.…………4.10Setting the Bandwidths4.11Resolution bandwidth4.11Video bandwidth4.13Setting the Sweep4.14Sweep time.4.15Sweep mode.4.15Trigger4.16Trace Settings4.19Trace mode∴4.19Detector4.20Trace memory…4.22Trace mathematics4.23Using the Markers4.24Automatic marker positioning .......4.25Using more than one marker at a time(multimarker mode).........,4.27Marker functions4.30Measuring the noise power density4.30Measuring the frequency4.31Measuring the filter bandwidth or the signal bandwidth4.32aF demodulation4.331145.5973.12E-15R&S FSHContentsUsing the dis play line…….….….….….….….….….…..….….……….…..34Setting and Using the Measurement Functions4.35Measuring the channel power of continuously modulated signals………………4.35Selecting the standard4.36Setting the reference level4.38Setting the channel bandwidth4.38Changing the spaPower displaPower measurements on TDMA signals4.42Selecting a standard∴4.42Setting the measurement time4.44Optimizing the reference level ..4.44Power readout4.45Setting the trigger4.45Measuring the occupied bandwidth4.46Selecting a standard4.47Setting the reference level4.48Setting the channel bandwidth4.49Entering the power percent to determine the occupied bandwidth4.50Displaying thupied bandwidth4.50Changing the spai1145.5973.12E-15ContentsR&S FSHMeasuring the Carrier-to-Noise Ratio.......4.52Determining the reference4.53Setting the reference channel4.53Setting the reference channel bandwidth……4.53Setting the analyzer reference level for the reference channel measurement4.54Manual reference mode4.54Inserting the c/N referenceUnits of the c/n reference4.55StandardsUSER Standard4.56User-specific standards4.56Predefined user-specific standards4.59Predefined user-specific standard Digital TX4.59Predefined user-specific standard ANalog tv mode4.60Predefined user-specific standard ctx4.60Measuring the noise channel power and calculating the carrier power/noise power.4.62Frequency setting of the noise channel………4.63Setting the noise channel bandwidth4.64Setting the C/N ratio channel bandwidth4.64Setting the reference level during noise channel measurement.4.65Selecting the c/ N result display..…,…4.65C/N measurement result display4.66Changing the span4.66Correction of inherent noise power4.67Using the R&S FSH in receiver mode4.68Setting the frequencySetting the reference level,,,。.。4.71Setting the bandwidth4.72Setting the detector4.73Setting the measurement time4.73Measurement on multiple frequencies or channels(scan)4.74Measurements using the power sensor4.76Connecting the power sensor……4.76Zeroing the power sensor.4.78Selecting the unit for the power readout4.79Setting the averaging time.……4.80Taking additional loss or gain into account4.81Measuring forward and reflected power∴4.82Zeroing the power sensor4.84Setting the power measurement weighting4.85Selecting the unit for the power readout4.86Taking additional attenuation into account4.881145.5973.126E-15R&S FSHContentsTwo-port measurements with the tracking generator489Measuring the transmission of two-ports4.91Vector transmission measurement494Measuring the transmission magnitude........4.96Measuring the transmission phase4.96Measuring the electrical length when measuring transmission面B国4.99Measuring the group delay when measuring transmission4.100Transmission measurement using the connected VSWR Bridge R&S FSH-Z3.. 4.102Sppectrum measurements with the VsWR Bridge R&s FSH-Z3 or R&S FSH-Z2connectedSetting for detecting the R&S FSH-Z3 in the transm. and spectr. measurement .. 4.104Supplying DC voltage to active DUTs4.105Reflection measurements4.105Scalar measurement of reflection4.106Vector measurement of reflection4.108Measuring the reflection magnitude4.111Measuring the reflection phase.……4.111Measuring the electrical length when measuring reflection4.112Displaying the reflection in the Smith chart4.113Measuring the group delay when measuring reflection4.118Selecting the calibration standards4.120Spectrum measurements with the vswr Bridge r&s FSH-Z3 or R&S FSH-z2connected4.121Settings for detection of the R&SFSH-z2andR&SFSH-Z3………4.122One-Port measurement of cable loss4.123Vector voltmeter.4.124Reflection measurements(S11)4.125Measuring transmission coefficients(S21)4.128Cable measurements4.134Cable selection∴4.135Selecting the frequency range…4.138Calibrating the test setupa.::::::.“14.139Locating cable faults by means of the marker function4.142Measuring spectrum and reflection4.145Further information∴4.146Setting the span4.146Selecting the center frequency.........∴4.147Measurement4.148Length measurement accuracy4.148Using limit Lines∴4.149Measurements with limit lines国面面4.151Definition range of limit lines4.152Data sets containing limit lines...4.1521145.5973.127ContentsR&S FSHMeasuring with Transducer Factors.4.153Unit for measurements with transducers4.156Reference level settings for measurements with transducers4.156Frequency range of transducer………4.156Data sets containing transducer factors4.156Field-Strength Measurement with Isotropic Antenna∴4.157Connecting the antenna to the R&S FSH4.157Measurement of the resultant field strength in a transm. channel with large bandwidth .......4.159Code Domain Power Measurement on 3GPP FDD Signals.4.166Saving and Loading Instrument Settings and Measurement Results4.173Saving results4.174Entering a data set name4.175Loading measurement results.4.175Deleting saved data sets4.176Deleting all data sets4.177Printing out Measurement Results4.178Measurements4.179How a spectrum analyzer operates…4.1791145.5973.12E-15
- 2020-12-10下载
- 积分：1
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deap2.1软件
这是一款专门针对DEA方法分析效率的软件，希望可以帮到各位
- 2020-12-06下载
- 积分：1
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CT图像三维重建(附源码).doc
CT图像三维重建(附源码).doc
- 2020-12-07下载
- 积分：1
