【摘要】 给出了从２００～１０Ｋ低温下，硅双极晶体管击穿电压随温度而变化的实验结果，建立了理论模型，并对实验结果作出合理解释。更多还原

【Abstract】 A scheme of amplitude shift keying (ASK) modulator using microstrip slotline circuit is presented in this paper.The circuit analysis and demonstration of the modulator is also given.This circuit has hight on/off ratio at higher frequency and it can be widely used in the millimeter wave communication system.更多还原