upconversion是什么意思

网络释义

用法例句

The measured conversion gain is 0.

在射频频率为39GHz、输出中频频率为3GHz时,该混频器的变频增益为0。

And then, the drain mixer circuit was designed with optimum conversion gain of the drain mixer which was derived from the harmonic balance method and the conversion matrices method.

由三端器件小信号 S参数和直流特性测试值拟合出该器件非线性等效电路模型和参数 ;采用谐波平衡和变换矩阵分析法推导出漏极混频器变频增益 ,由此优化设计混频器电路 。

Integrated power and rate control in variable spreading gain CDMA systems;

可变扩频增益CDMA系统的功率速率联合控制

In variable spreading gain CDMA system,users determine appropriate transmission rate according to specific wireless situations.

在可变扩频增益CDMA系统中,用户根据其无线环境确定其传输速率和发射功率,基于博弈论提出了使用户净吞吐量最大化的功率速率联合控制方案。

Application of Variable Frequency Booster Fan at Wet-FGD

变频增压风机在湿法脱硫工程中的应用

The Study and of Technology of Booster Pump Variable Frequency Speed Regulation in Oil Field Water Injection Station

油田注水站增压泵变频调速技术的研究与应用

The frequency inverters has a function of variable voltage and variable frequency.

频率逆变器具有变压、变频功能。

Application of High Voltage Inverter in Increased-safety Brushless Excitation Synchronous Motor

高压变频器在增安型无刷励磁同步电动机上的应用

Design on High-voltage Increased Safe Frequency-conversion Three-phase Induction Motor with Large Inertia

大惯量高压变频调速增安型三相异步电动机设计

automatic frequency control transformer

自动频率调整变压器

frequency-DC voltage converter

频率-直流电压变换器

image intermediate frequency transformer

图像信号中频变压器

image intermediate frequency transformator

图象信号中频变压器

cascade power-frequency testing transformer

串级工频试验变压器

Design of 36 Pulse Phase-shiting Transformer of HV Frequency Inverter

高压变频器36脉波移相变压器的设计

Research on the Common Mode Voltage of High Voltage Variable Frequency Driver and Electronic Power Transformer;

高压变频器和电子电力变压器共模电压研究

Research on Voltage Balancing of Series Connection of IGBTs in a 10kV High Voltage Frequency Converter;

10kV高压变频器中IGBT串联均压的研究

The Application of High-voltage Inverter in the Screw Air Compressor

高压变频器在螺杆式空压机上的应用

Development of a Compact Repetitive High-voltage Pulse Transformer

紧凑型重复频率高压脉冲变压器研制

The Application of High Voltage Inverter in the Toward Multiple Air Compressor

高压变频器在往复式空压机上的应用

The Design of SPWM VVVF Power Supply Based on DSP;

基于DSP的SPWM变压变频电源的设计

Six-phase Transformer Design Applying Matlab for Cycloconverter

交交变频用6相变压器的Matlab辅助设计