网络分析仪

• Support for the rf electrical engineer and the customer for all of test , which has designed by galtronics by the anechoic chamber , sar and analyzer
  协助电子射频工程师以及客户通过使用公司的测试暗室， sar和网络分析仪做好相关的产品测试，协助解决生产中出现的技术问题并且培训产线技术员。
• Finally , computer aid measurement correction system is set up . the experiment is done in this system . it proves that nonstandard calibration technology is feasible and oddity point problem is avoidable
  通过此辅助测量校正系统,我们进行了实验,验证了网络分析仪非标准校正技术的可行性及其奇异点研究结论的正确性。
• The measure system is based on virtual instrument technology . its hardware includes measurement flat , servo motor , vector network analyzer ( vna ) etc . and its software is programmed by labview
  测量系统采用虚拟仪器的设计思想,由测量平台、伺服电机、矢量网络分析仪、计算机等硬件组成,用labview完成了系统软件设计。
• The nonstandard calibration of network analyzer can solve the problems that the port types of devices under test are various and standard kits are expensive in the measurement of s - parameter
  对网络分析仪进行非标准校正,可以解决被测件接头多样性且各种接头形式的标准件造价昂贵的问题,拓宽了网络分析仪的应用范围,提高了测量速度。
• The testing system which consists of the synthesized sweeper , scalar network analyzer , testing set , detector and the computer has been established to test the low - loss dielectric materials ’ complex permittivity
  建立了由信号源、标量网络分析仪、检波器、测试装置以及控制微机组成的微波低损耗介电材料介电参数的测试方法和测试系统。
• In order to bring up radio frequency engineers and fill the microwave and radio frequency teaching equipment vacancy , we developed the radio frequency training system based on the principle of network analyzer
  针对现有射频人才的紧缺和微波射频教学仪器的市场空白，基于网络分析仪原理，我们研制开发了本课题中的“射频训练系统”微波射频教学仪器。
• Chapter two focuses on the architecture and circuit design of asna2001 . three parts are included : power supplier , ad dc amplifier and stepping - motor driver . circuit diagrams , design thoughtway and some calculation are provided
  第二章说明了asna2001标量网络分析仪的工作原理与电路设计，这主要包括了三个方面：电源电路、 ad da放大电路和步进电机驱动电路。
• At the same time , the sources and effects of system errors were analyzed . based on the two ports vector error calibration of the network analyzer , the optimum scheme of removing system errors was decided and the program flow charts of it were presented
  同时，详细分析了射频训练系统的误差来源及其对测量结果产生的影响，结合网络分析仪二端口矢量误差校准模型，给出了消除仪器系统误差的具体方案及其实现程序流程图。
• Now those world - class microwave network analyzers in circulation are too expensive for general use . in view of this condition , we made the research and development of asna2001 . our product can be used in research institutions , colleges and factory labs
  针对市场上高档的微波网络分析仪价格昂贵，难于在短期内普及的情况，我们进行了这套新型微波自动测量系统的研制，该系统的适应性强，可供科研单位、高校院校和工厂实验室使用。
• The paper conducts a thorough research of the method and principles in vna measurement , and performs detailed requirement analysis of system software relying on the hardware architecture . based on the requirement analysis , a detailed layered design is put forward , which partitioned the system software as three parts : user interface , data processing , hardware interface along with pci communication
  论文首先详细研究了矢量网络分析仪的测量方法和测量原理,然后基于硬件构架对系统软件进行了详细的需求分析,在需求分析的基础上进行了总体结构设计以及详细的分层设计,把系统软件的组成划分为用户控制界面、数据处理、硬件接口与pci通信三个部分。