gaasfet meaning in English

砷化镓场效应管

Theoretically several solutions are derived in the final scheme such as broadband matching technology which included negative - feedback technology , traveling wave technology and balance technology . in addition , the design will be optimized by eda software and the final test result indicates that our design is successful . the principle of microwave amplifier is introduced at first in this paper , especially its main parameters index sign , then the material performance and the influence of parasic parameter and model setting of the gaas phemt is discussed
文中首先介绍宽频带放大器的主要参数指标,接着介绍了gaasfet的材料特性,以及phemt管芯寄生参数对实际放大器设计的影响,然后讨论gaasphemt的大、小信号模型的建立与分类;结合gaasphemt模型和s端口参数分析了宽频带匹配技术的原理;最后论述本课题中各个放大器实现的具体方案,以及在放大器实现过程中应该注意的问题,给出了实际宽带放大器的测试结果,并将软件仿真结果与实测曲线进行对比。