本发明提供一种用来将一输入信号降频为一输出信号的混频器.The invention provides a mixer which an input signal into an output signal through frequency reduction.直接降频转换接收器架构能够以较低成本提高无线系统基站接收器的性能.Framework of direct - down conversion receiver can provi...
In the meantime the war of nerves seems likely to continue.与此同时，心理战似乎还可能继续。I'll contact them soon. Meantime don't tell them I'm back.我会尽快和他们联系。在此期间，不要告诉他们我回来了。I'd been doing some quiet investigating i...