片内LO缓冲器用来驱动发送上变频器，进一步降低了系统的复杂性。
An on-chip LO buffer to drive the transmit up converter further reduces system complexity.
实践证明，GC 5016作为数字上变频器性能满足TD系统的要求。
The practice proves that the performances of GC5016 as a digital up-converter meet the requirements of TD system.
以L波段为主，论述和设计了兼容多波段上变频器，并且完成了实际电路的制作与调试。
In this paper, taking L-band as the core, a design Compatible Multi-band Up-converter for radio frequency is introduced, and the real circuit is accomplished and tested.
本文介绍了用于微波中继系统发射机的功率放大器、调相器、上变频器等组件的原理和特性。
This paper presents the principles and characteristics of the following modules: power amplifier, phase modulator and up converter, which are used in the transmitter of 1GHz microwave relay system.
波形产生器主要由dsp和数字上变频器构成，DS P作为主控制器设定数字上变频器的调制方式和输出波形。
The waveform generator is composed by DSP and quadrature digital upconverter (QDU). DSP is used as main controller to decide the modulation mode and output waveform of QDU.
波形产生器主要由dsp和数字上变频器构成，DS P作为主控制器设定数字上变频器的调制方式和输出波形。
The waveform generator is composed by DSP and quadrature digital upconverter (QDU). DSP is used as main controller to decide the modulation mode and output waveform of QDU.
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