图形学曲线绘制实验

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

Dijkstra算法的Matlab程序,用于求各点之间的最短路距离。该程序解决了一个有九个点的无向图中求任意两点之间最短路距离的例子。程序中的每一步都有详细说明。

无线电导航系统

本章利用研华公司的PCI-1710HG 数据采集卡编写LabVIEW 程序，包括：模拟量输入、模拟量输出、开关量输入以及开关量输出等

5G技术与标准介绍----第6部分：5G组网考虑之SA与NSA介绍-201806235G技术与标准介绍----第6部分：5G组网考虑之SA与NSA介绍-20180623网络架构选项:NR独立组网与非独立组网EPCEPCEPCSCG split bearerNR NSAMCG Split bearerSCG bearer(EPC Connected)闼 Option3Option 3xOption 3aNR NSA(NGC Connected)Option 7Option 7a郾 Option7xOption 5PNR SAOption 4pttion 4a郾 Option2标准化方案分类■标准化制定的SA和NSA多种子选项,NSA早于SA半年时间完成·SA组网更多依赖NGC和5GNR空口,双连接带来的数据分流非必选技术要求NSA依赖LTE/eLTE空口,双连接分流是NSA组网的必选技术要求标准化架构核心网核心网控制面数据分流点标准化完成时间Option2NGCNR2018.6Option 4NGCNRNR2018.12SAOption 4aNGCNRNGC2018.12Option 5NGCelte2018.6Option 3EPCLTELTE2017.12Option 3aEPCLTEEPC2017.12Option 3xEPCLTENR2017.12NSAOption 7NGCelteeLtE2018.6OptionalNGCeLtENGO2018.6Option/xNGCelteNR2018.6注:后续分析SA主要以 Option2为基础,NSA以 Option3系列为基础5G网络架构-SANR接入NGC控制面数据面Option 2Option 4Option 4aNGC((RI)(g)5G NReLTESG NReLTtE5G NReLTE接入NGC-Option 5eLTE5G网络架构—NSALTE接入EPC控制面数据面Option 3Option 3aOption 3X(RI)(y)LTE5G NRLTESG NRLTE5G NReLTE接入NGCOption 7Option 7aOption /XeLtE5G NReLTE5G NReLTE5G NR目录、什么是SA&NSA二、SA&NSA方案考虑三、小结SA(独立组网)和NSA(非独立组网)技术背景:为满足部分运营商快速部署5G需求,标准新引入一种新的组网架构-NSA非独立组网,而传统2/3/4G网络均采用SA独立组网的架构SA(独立组网):5G无线网与核心网之间的NAS信令(如注册,鉴权等)通过4G基站传递,5G可以独立工作选项2选项4系列NSA(非独立组网):5G依附于4G基站工作的网络架构,5G无线网与核心网之间的NAs信令(如注册,鉴权等)通过4G基站传递5G无法独立工作EPCEPC=NAS信令数据选项3系列选项7系列蓝色4G,绿色5G网络架构-SA架构 Option2类似于2/3/4G,5G与前代系统相互独立的网络架构原理■5G核心网与5G基站直接相连,5G核心网与5G基站通过NG接口直接相连,传递NAS信令和数据■5G无线空口的RRC信令、广播信令、数据都通过5GNR传递—■终端连接方式:只接入5G或4G(单连接),手机终端可以在NR侧上行双发与4G互操作:类似4G与3G/2G跨核心网互操作模式业务支持能力:可使用5G核心网能力,便于拓展垂直行业新增配置N26接口:NG、Ⅺn、N26(4/5G间互操作5GNR→LTE■4G与5G间互配邻区Option 2网络架构-NSA架构 Option3系列■NSA:4/5G紧耦合,5G依附于4G基站工作的网络架构,无法独立组网,存在多种子架构■原理:■同时沿用4G核心网,5G类似4G载波聚合中的辅载波,用于高速传输数据,NAS信令则由4G承载MME/SGWMME/S-GW5G无线空口的RRC信令、广播等信令可由4G传递,数据通过5GNR和4GLTE传递■终端连接方式:与5G和4G连接(双连接),受限功耗、散热,手机终端很难在双连接状态下,NR侧上行双发enB(P)en-gNB与4G互操作:无■业务支持能力:仅支持大带宽业务■新增配置LTEX2口升级,支持4G配置双连接5G目标小区和流控,与配置邻区类似NSA子架构■ Option3:数据面通过4G空口接入4G核心网,数据分流点在LtE enB,大量5G流量导入至4GeNB涉及硬件改造Option3a:通过4G空口接入4G核心网,数据分流点在LTE(R)(g)(R)EPCLTE5G NRLTE5G NRLTE5G NR■ Option3X:通过4G空口接入4G核心网,数据分流点在NROption 3Option 3aOption 3XgNB■ Option3涉及4G基站硬件改造,本材料主要介绍对NSA的 option3x和3a系列

vc6可利用boost库使用正则表达式。支持vc6的最高boost版本是1.34.1。很多人编译boost库遇到这样那样的问题。这个是我编译好的库，直接解压后，在vc中设置好include和lib路径即可使用。测试程序：#include #include #include #include #include using namespace std;using namespace boost;int main( int argc, char * argv[]){

C#界面美化第三方控件(内含皮肤、面板等多个第三方控件)，它将为您的WinForm界面外观更漂亮功能更强大。有其中一个控件添加后将会生成出很多的第三方控件。

【实例简介】

《软件工程——理论与实践》(第2版)习题答案

在matlab上面编写的，基于原对偶内点法的（跟踪中心路径参数内点法）最优潮流，具体编程思想请参见王锡凡《现代电力系统分析》