魏茂堅(jiān),徐紅兵(電子科技大學(xué)自動(dòng)化工程學(xué)院,四川成都 610054) 摘 要:討論了通過時(shí)域反射計(jì)的瞬時(shí)反射和傳輸響應(yīng)的測(cè)量來提取寬帶S參數(shù)的一種新的方法。所討論的有理函數(shù)方法,綜合運(yùn)用了廣義束函數(shù)法,遞歸去卷積以及標(biāo)準(zhǔn)結(jié)構(gòu)的方法來獲取系統(tǒng)的響應(yīng)。與傳統(tǒng)的算法相比,減少了誤差。該模型與SPICE建立的模型兼容,并且能夠?qū)δP偷念l率與瞬時(shí)響應(yīng)進(jìn)行仿真。仿真結(jié)果表明了算法的有效性。 關(guān)鍵詞:時(shí)域反射計(jì);S參數(shù);有理函數(shù);廣義束函數(shù);遞歸去卷積 中圖分類號(hào):TM934.7 文獻(xiàn)標(biāo)識(shí)碼:A 文章編號(hào):1672-4984(2007)01-0057-03 Extraction of S-parameter from TDR measurement WEI Mao-jian, XU Hong-bing (School of Automation Engineering,University of Electronc Science and Technology,Chengdu 610054,China) Abstract:This paper presented extraction of the brand band S-parameter response from transient reflection and transmission measurement.This method used the Generalized Pencil-of-Function method,recursive deconvolution and calibration structures to obtain the response using rational functions.These models are SPICE compatible and can be used to simulate the frequency or transient response. Key words:TDR;Scattering parameters;Rational function;GPOF;Recursive deconvolution