Spatial and temporal frequency tuning characteristics of the patternelectroretinogram (PERG) were analysed by means of the fast Fourier transform (FFT)technique.
用快速傅里叶转换(FFT)技术分析了图形视网膜电图(PERG)的空间和时间调谐特性。
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Objective: To observe the change of patternelectroretinogram (PE RG ) and flash electroretinogram (FERG) in early period diabetic rats and guide the clinical prevention of diabetic retinopathy(DR).