直接变频接收机 direct conversion receive ; direct conversion receiver dcr
直接变频技术 direct conversion technology ; Direct Frequency Conversion ; direct frequency conversion
发射直接变频 launches the direct frequency conversion
直接下变频 direct-down-conversion ; direct down conversion
直接上变频 Direct-up Conversion
直接下变频接收机 Direct Down Conversion Receiver
直接正交上变频 direct quadrature up-conversion
Direct Torque Control (DTC) of induction motor based on DSP is new technology of high performance AC — frequency conversion — rate of regulation.
基于DSP的电动汽车用交流电机的直接转矩控制是电机高性能交流变频调速的新技术之一。
To solve these problems, this paper presents a high performance, namely low voltage, high linearity and high conversion gain, CMOS direct down conversion mixer for UWB (Ultra Wide Band) system.
基于这种背景，本文提出了一种应用于超宽带系统的高性能（低压、高线性度、高变频增益）直接下变频混频器，采用标准的CMOS工艺设计和实现。
The 6kv transducer with the series-wound unit of the PWM pressure type can realize the output of the direct high pressure by collecting a lot of lower frequency conversion pressure.
单元串联多电平pwm电压源型6 k V变频器采用若干个低压PW M变频功率单元串联的方式实现直接高压输出。
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