This article talks about the ways and the laws of using a frequency converter to realize energy saving on producing some products.

本文对一些产品使用变频器实现运行节能的方法和意义进行了论述。

youdao

The clock signal is obtained by using a frequency doubler which USES a modified XOR topology, so that the complexity of the system is reduced.

改进异或门拓扑结构实现的二倍频器，结构简单、实用，降低了电路复杂度。

youdao

A multi-speed jittered signal generator (216,400) that generates a full-speed jittered signal (404) by scaling a low-speed jittered signal (420) using a frequency scaler (428).

通过使用频率缩放器（428）缩放低速抖动信号（420）产生全速抖动 信号（404）的多速抖动信号发生器（216，400）。

youdao

With HackRF in the hands of hackers or security researchers, in other words, no wireless signal would remain secure just by virtue of using a unique, unfamiliar frequency.

FORBES: DARPA-Funded Radio HackRF Aims To Be A $300 Wireless Swiss Army Knife For Hackers

The slower signals are sent using a different antenna using the same frequency channel.

FORBES: Wi-Fi Gets A Speed Boost

The engineers found a way to kick-start a radio-frequency device wirelessly using an external power source initially, but running the device afterward on the output of power generated by the inner ear.

WSJ: Harnessing Energy From the Body to Power Devices