一种将数字信号从较低频率转换到较高频率的设备或组件,尤其在射频和电信系统中使用。
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一种将数字信号从较低频率转换到较高频率的设备或组件,尤其在射频和电信系统中使用。
A device or component that converts a digital signal from a lower frequency to a higher frequency, especially in radio frequency and telecommunications systems.
The digital up-converter in the transmitter shifts the baseband signal to the RF frequency.
发射机中的数字上变频器将基带信号移到射频频率。
一种将数字信号从较低频率转换到较高频率的设备或组件,尤其在射频和电信系统中使用。
A device or component that converts a digital signal from a lower frequency to a higher frequency, especially in radio frequency and telecommunications systems.
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