Text and notes with the invention of the transistor in the 1 950s and the advent of microwave integrated circuits in the 1960s,the concept of a microwave system on a chip became a reality ■随着20世纪50年代体管的发明和60年代微波集成电路 出现,片级微波系统的设想已经变成了事实 上海海学信息工程学院上海海事大学信息工程学院 Text and notes ◼ With the invention of the transistor in the 1950s and the advent of microwave integrated circuits in the 1960s, the concept of a microwave system on a chip became a reality. ◼ 随着20世纪50年代晶体管的发明和60年代微波集成电路 的出现，芯片级微波系统的设想已经变成了事实