基于IBOB的射电望远镜宽带数字频谱仪系统的设计与测试
기우IBOB적사전망원경관대수자빈보의계통적설계여측시
Design and Test of an IBOB based Wideband Digital Spectrometer System for a Radio Telescope
  • 万方数据
    天文研究与技术－国家天文台台刊 천문연구여기술－국가천문태태간
    ASTRONOMICAL RESEARCH & TECHNOLOGY-PUBLICATIONS OF NATIONAL ASTRONOMICAL OBSERVATORIES OF CHINA
    2010年 1期 27-32 ,共6页

    刘东亮%John Ford%Glen Langston%南仁东

    류동량%John Ford%Glen Langston%남인동

    宽带数字频谱仪器%10Gb网络端口(Wideband%Digital%Spectrometer%FPGA%System%Generator) 寬帶數字頻譜儀器%10Gb網絡耑口(Wideband%Digital%Spectrometer%FPGA%System%Generator)
    관대수자빈보의기%10Gb망락단구(Wideband%Digital%Spectrometer%FPGA%System%Generator)
    Wideband Digital Spectrometer%FPGA%System Generator%IBOB
    简述了基于IBOB和Xilinx System Generator平台的射电望远镜宽带数字频谱仪系统的设计与应用:给出了双路400MHz、2048通道、16IP输出数字频谱仪系统的具体设计方案,并对该数字频谱仪器的性能指标进行了分析和测试,验证了方案的可行性;最后初步讨论了滤波器设备对后端系统的影响.
    간술료기우IBOB화Xilinx System Generator평태적사전망원경관대수자빈보의계통적설계여응용:급출료쌍로400MHz、2048통도、16IP수출수자빈보의계통적구체설계방안,병대해수자빈보의기적성능지표진행료분석화측시,험증료방안적가행성;최후초보토론료려파기설비대후단계통적영향.
    In this paper we describe the design and application of an IBOB based Wideband Digital Spectrometer System.The spectrometer system is basically of dual-pole,400MHz working frequencies,2K channels,and 16IP output.The specifications of the spectrometer are analyzed and its performance has been tested.We also verify the feasibility of the system design,and discuss the impact of the filter on all back-end systems.
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