The failure Phenomena of ultrahigh frequency and lownoisetransistor in mass production are described. The production results are discussed. Finally, the new technique are presented.
本文介绍了大生产中超高频低噪声管的失效现象，对生产结果进行了讨论，亦提出了新的工艺方法。
2
Experimenting repeatedly, by our limited equipments we provided the qualified photomask for the study of 3dg460 microwave low-noisetransistor.
经过反复实验，在现有设备条件下，为3dg460微波低噪声晶体管的研制提供了合格光刻版。
3
In chapter six, the application of higher order statistics in detection low-frequency noise of transistor is discussed.