ID | 原文 | 译文 |
15065 | 采用毫米波高本振的超外差二次变频架构,降低了组合干扰抑制的难度。 | The module is of superheterodyne with twice frequency conversion by millimeter wave local oscillator, |
15066 | 基于一系列多功能芯片进行电路的小型化设计,腔体正面微波电路和反面控制电路通过通孔进行互联,有效减小了组件厚度和横向尺寸。 | and the miniaturized circuits based on a series of multi-function MMICs are designed. To reduce the thickness and lateral dimensions, the through holes between microwave circuits and control circuits are adopted for interconnection. |
15067 | 利用内部校准源产生信号,通过ADC采集DLVA电压进而调节数控衰减器的方式,可优化双通道增益及一致性等指标,基本可以做到免调试,提高了批生产效率。 | To realize self-calibration function,self-calibration synthesizer generates a signal,and then the ADC collects the voltage of DLVA,finally the gain and the consistence of two receiving channel are optimized based on adjusting the digital attenuators. |
15068 | 电磁信号在穿透带电介质板时由于电磁波的散射等原因其信号强度会降低,甚至会改变电磁波的极性。 | When the electromagnetic signal penetrates the medium,its signal intensity will be reduced due to the scattering of electromagnetic waves and other reasons, and even change the polarity of electromagnetic waves. |
15069 | 为了测量电荷本身对电磁波衰减的影响,设计了带电介质板对电磁波的衰减实验,选取了PP板、PVC板、PMMA板等典型介质板,对电磁波信号衰减进行了实验研究。 | In order to measure the influence of electric charge on electromagnetic wave attenuation,this paper designed an electromagnetic wave attenuation experiment with dielectric plate, and selected typical dielectric plates such as PP plate, PVC plate and PMMA plate to conduct an experimental study on electromagnetic wave signal attenuation. |
15070 | 研究结果表明介质板带电会增强对电磁波的衰减,且随着电量增加,衰减增强。 | The results show that the attenuation of electromagnetic wave is enhanced when the dielectric plate is charged,and the attenuation is enhanced with the increase of electric quantity. |
15071 | 针对卫星X波段通信系统大范围数据传输的需求,设计具备高增益圆极化可宽角度电扫的星载相控阵天线。 | A spaceborne phased array antenna with high-gain, circular polarization and wide-angle is designed to meet the requirements of large range data transmission of X-band communication system. |
15072 | 此天线阵元采用底馈的馈电方式,利用切角技术实现圆极化,利用开槽技术实现小型化。 | The antenna array element is fed by the bottom feed, the circular-polarization is realized by the angle cutting technology and the miniaturization is realized by the slot technology. |
15073 | 天线阵列错层排布,使其整体的辐射性能最优化。 | The array is arranged in staggered layers, so that the radiation performance is the best. |
15074 | 通过发射组件模块、波束控制模块和电源模块的合理布局和设计优化,使其电扫波束可在离轴角0~60°、方位角0~360°内变化。 | Through reasonable layout and optimization design of transmitting module, beam control module and power module, the beam can be changed within 0 ~ 60 ° off-axis angle and 0 ~ 360 °azimuth angle. |