| 1. | Especially , designing conformal phased array antenna in such high frequency is a challenge subject 尤其在毫米波段这样高的频率下设计共形相控阵天线是具有挑战性的课题。 |
| 2. | At first , the design and implementation of mmw hybrid integrated sub - harmonic image rejection mixer is presented in this paper 本文首先介绍了一种毫米波段具有镜频抑制功能的四次谐波混频器的设计与实现。 |
| 3. | This kind of switch has small cubage and high dependability . it is easy to integration , and has wide foreground in millimeter - wave band 这种开关体积小、可靠性高且易于集成,在毫米波段有广阔的应用前景。 |
| 4. | The gradient method is combined to the apprioach in order to enchance the efficiency of the algorithms in local area . after optimization , a high performance millimeterwave mems phase shifter is obtained 经过优化设计,最后给出了一个高性能的工作在毫米波段的mems相移器的实例。 |
| 5. | The work is useful to explore the theory of phase - locked superconducting array in the submillimeter band and analyze as well as design superconducting josephson junction array oscillator 该项研究工作的开展,对于探索超导阵列锁相机理以及实现高效准确的亚毫米波段超导约瑟夫森结阵列振荡器分析与设计,都有着十分重要的理论和实际价值。 |
| 6. | Gyrotron is a new and important type of electrical microwave device from 50th years of last century to current . as a high power resource , it can produce and amplify milimeter and submilimeter - wave radiation at high frequency 回旋管是20世纪50年代后期发展起来的一类新型微波电子器件,它能在毫米甚至亚毫米波段产生或者通过放大得到大功率微波辐射,并具有相当高的工作频率。 |
| 7. | Through analyzing the principle of millimeter wave radiometer , the paper sets up the theory module of millimeter wave radiometer ' s output signal , measures the 3mm and 8mm band targets " radiation and scattering characteristic 通过分析毫米波段辐射计的工作原理,建立毫米波辐射计输出信号的理论模型。对3毫米、 8毫米波段目标辐射特性和散射特性进行测试,并对测试方法的可行性进行分析。 |
| 8. | In the dissertation , the rf characteristics of the periodically iris - loaded elliptical waveguide used in slow - wave structure is discussed . the structure has potential applications to high - power microwave devices and filtering networks at millimeter wave frequencies 在本论文里,我们讨论了周期膜片加载椭圆波导作为慢波结构的射频特性,这种结构有可能应用于高功率器件和毫米波段的滤波网络。 |
| 9. | Gyrotron has the superiorities , high peak power and high average power . so gyrotron is vastly applied in many areas , such as plasma heating , controlled thermonuclear fusion ( ctf ) , radar , communication , electron countermeasure 回旋管具有在毫米、亚毫米波段其他器件无可比拟的高峰值功率、高平均功率的优越性,因此在等离子体加热、受控热核聚变、雷达、通信及电子对抗等方面都有着广阔的应用前景。 |
| 10. | Two astronomers at the university of british columbia observed the subaru deep field heros with the submillimetre scuba camera at the james clerk maxwell telescope a 15 metre aperture radio telescope , also on mauna kea 加拿大英属哥伦比亚大学两位天文学家,亦利用同样位于莫纳克亚山上的麦克斯伟望远镜james clerk maxwell telescope ,口径15米的亚毫米波段射电望远镜,对从sdf中所发现的四个hero进行观测。 |