Each of the plurality of local oscillators can be selectively coupled to the front end circuits.
2
设计并制作了一种基于LTCC技术的系统级封装多通道射频前端电路。
A system in package(SIP) RF front-end based on LTCC technology was designed, fabricated and tested.
3
主要讨论了现代高频数字化接收机前端电路的设计，并提出了具体的实施方案。
Design of front end circuit in modern high frequency digital receiver is mainly discussed in this paper, and the detailed implement scheme is also proposed.
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