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1、1NA 316 Agilent Restricted Nov. 2005测试框架介绍测试框架介绍射频电路测试部分射频电路测试部分元器件测试部分元器件测试部分射频通信测试研讨会射频通信测试研讨会2宽带无线通信的框架宽带无线通信的框架316900A逻辑分析仪N1912A功率计89650A矢量信号分析仪54830A数字示波器发射机电路测试解决方案发射机电路测试解决方案As can be seen from the slide, a radar system is composed of many individual RF and microwave components, such as ampl
2、ifiers, mixers, filters and antennas. Accurate characterization of these components is critical for effective system simulation and verification. Some of these components can be tested with conventional swept, continuous-wave （CW） signals, yielding traditional S-parameters. However, some of the comp
3、onents must be tested under pulsed-RF conditions to simulate their intended operating environment. We will cover both the required pulsed-RF measurements as well as the techniques by which they are achieved.4N5102A数字接口E8267D矢量信号源或者E4438CE8257D微波信号源或者N5181A接收机电路测试解决方案接收机电路测试解决方案As can be seen from th
4、e slide, a radar system is composed of many individual RF and microwave components, such as amplifiers, mixers, filters and antennas. Accurate characterization of these components is critical for effective system simulation and verification. Some of these components can be tested with conventional s
5、wept, continuous-wave （CW） signals, yielding traditional S-parameters. However, some of the components must be tested under pulsed-RF conditions to simulate their intended operating environment. We will cover both the required pulsed-RF measurements as well as the techniques by which they are achiev
6、ed.5信号产生方式信号产生方式基带信号数据模拟或数字IQ信号射频信号输出输出信号输出信号基带信号建立基带信号建立基带信号建立基带信号建立基带信号输出基带信号输出基带信号输出基带信号输出Internal Baseband GeneratorsBaseband StudioSignal Studio Software射频信号输出射频信号输出射频信号输出射频信号输出Today, signal generation solutions are best described by the individual subcomponents that comprise the solution. Sign
7、al generation can be broken down or modeled into three main elements, Signal Creation, where software or firmware creates the bits, Baseband Signal Generation, which turns the bits into low frequency I/Q signal, and RF/MW Signal Generation, that upconverts to the RF or MW frequency of interest. Agil
8、ent sources offer all these capabilities, along with the opportunity to input or extract signals from various levels. 6Agilent信号源分类信号源分类Basic Performanc eE8257D PSGMWHigh Performanc eE8663BE4428C ESGRFE8267D PSGMWE4438C ESGRFRFN5181A MXGRFN5182A MXGRFMid- Performanc eN9310ARFN9310ARFAnalogVector?1,2
9、,3,4, or 6 GHz freq. range?High power?Spectral purity?160 MHz ext I/Q?80 MHz BBG BW?Real-time ;带宽带宽;CCDF;CCDF;频谱模板频谱模板; ;杂散等参数测试功能杂散等参数测试功能 将将26.5G26.5G信号下变频为信号下变频为70M,IQ70M,IQ等形式等形式 解调分析带宽解调分析带宽10M10M，36M36M，80M 80M 可选可选Agilent 54855BAgilent 54855B高带宽示波器高带宽示波器高带宽示波器高带宽示波器 Agilent 54832DAgilent 5483
10、2D混合示波器混合示波器混合示波器混合示波器 16700/168x16700/168x系列逻辑分析仪系列逻辑分析仪系列逻辑分析仪系列逻辑分析仪 宽带示波器：宽带示波器：20G20G采样采样; 4; 4个模拟通道个模拟通道; ; 混合示波器：混合示波器：4G4G采样，采样，1616个数字通道测试个数字通道测试 数字形式信号分析数字形式信号分析 将所有输入信号的量化结果输出将所有输入信号的量化结果输出Agilent 89641AAgilent 89641A 95M95M采样速率采样速率 测试频率范围测试频率范围: 6GHz,: 6GHz, 带宽为带宽为36MHz (36MHz (单通道单通道);
11、); 72MHz (72MHz (双通道双通道) )Agilent 89601AAgilent 89601A矢量分析软件矢量分析软件矢量分析软件矢量分析软件 对信号数据进行频域对信号数据进行频域; ;时域时域; ;解调分析功能解调分析功能 与各种分析仪表及用户采样数据，信号源等连接与各种分析仪表及用户采样数据，信号源等连接 对各种模拟调制对各种模拟调制; ;数字调制信号进行解调数字调制信号进行解调 对各种瞬变信号进行捕捉对各种瞬变信号进行捕捉; ;存储存储; ;事后重放，存储空间为事后重放，存储空间为1GB1GB 脉冲压缩雷达信号脉内调制精度分析脉冲压缩雷达信号脉内调制精度分析 测试分析功能扩
12、展性测试分析功能扩展性宽带信号（宽带信号（100dB动态范围PSA 频谱分析仪的技术频谱分析仪的技术PSA 的主要技术突破：1、PSA 支持扫频和FFT两种频谱分析模式。2、全数字化实现中频电路（滤波器；放大器；检波器；对数放大器等）这样会使PSA频谱仪分析的性能和精度有很大提高。频谱仪工作原理频谱仪工作原理17业内精度最高的频谱分析仪业内精度最高的频谱分析仪“Great guaranteed specs” 0.38 dBFlatness to 3 GHz 0.24 dBAbsolute amplitude accuracy ( 0.05 dB Amplitude Ref 0.00 dB Re
13、f. Level 0.07 dB Scale Fidelity 0.03 dB RBW switching) 0.62 dBTotal accuracy (up to 3 GHz) 0.24 dB95% Confidence 0.17 dBTypical 18最大的可用动态范围最大的可用动态范围2 dB step attenuator160 RBW settingsW-CDMA ACP 81 dB dynamic range*Over a wide range of input power & frequencies19MXA 系列频谱分析仪系列频谱分析仪20幅 度幅 度频 率频 率时 间时
14、间?频域测量 宽频率范围信号搜索 信号杂散测试 信号功率参数 信号占用频率带宽?时域测量 信号变化过程?解调测量 信号调制参数 信号调制精度信号的基本分析方法信号的基本分析方法21频率范围：频率范围： DC-2700 MHz 分析带宽：分析带宽：36M89640A89610A89610A/opt89641A89611A频率范围：频率范围： DC-6000 MHz 分析带宽：分析带宽：36M频率范围：频率范围： DC-40 MHz 分析带宽：分析带宽：39M双通道测试 频率范围：双通道测试 频率范围： DC40 MHz 分析带宽：分析带宽：78M频率范围：频率范围： 5688 MHz 分析带宽：
15、分析带宽：36MVXIVXI系统系统系统系统灵活配置的系统灵活配置的系统 RF+IQ信号分析能力 2E1439B 289605B E2730A 或E2731A E8491B:1394接口 E8404A :13 Slot 机箱基于基于VXI的矢量信号分析仪的矢量信号分析仪22AgilentAgilent独特的独特的独特的独特的200M/14BitADC200M/14BitADC处理处理处理处理 对信号进行对信号进行对信号进行对信号进行IQIQ解调处理解调处理解调处理解调处理 分析频率范围分析频率范围分析频率范围分析频率范围: DC26.5G(: DC26.5G(频谱仪决定频谱仪决定频谱仪决定频谱
16、仪决定) ) 分析带宽分析带宽分析带宽分析带宽: : 80M 80M 带宽内带宽内带宽内带宽内0.1dB0.1dB幅度和幅度和幅度和幅度和0.70.7度相位的平坦度度相位的平坦度度相位的平坦度度相位的平坦度 最高测试精度最高测试精度最高测试精度最高测试精度Agilent 89650矢量信号分析仪矢量信号分析仪The 71910A Wideband Receiver can be used to extend the frequency range and bandwidth of the 89600 VSA. The 71910A covers 26.5 GHz and acts as a microwave downconverter. The 71910A also has an op
