Creating distinctive connections between multifunctional microwave circuits and mobile-terminal radio-frequency integrated chips using integrated passive device technology

In this review, the advanced microwave devices based on the integrated passive device (IPD) technology are expounded and discussed in detail, involving the performance breakthroughs and circuit innovations. Then, the development trend of IPD-based multifunctional microwave circuits is predicted further by analyzing the current research hot spots. This paper discusses a distinctive research area for microwave circuits and mobile-terminal radio-frequency integrated chips.