主波束的英文

• main beam
• main lobe

• "主"英文翻译    host
• "波束"英文翻译    wave beam; beam; wave packet
• "主波束, 主瓣" 英文翻译 :    main lobe
• "主波束方位" 英文翻译 :    main beam azimuth
• "主波束方向" 英文翻译 :    main beam direction
• "主波束宽度" 英文翻译 :    main beam width; principle half-power beamwidths
• "主波束效率" 英文翻译 :    main-beam efficiency
• "主波束仰角" 英文翻译 :    main beam elevation angle
• "主波束杂波" 英文翻译 :    main-beam clutter; main-bean clutter
• "主波束增益" 英文翻译 :    main beam gain
• "主波束中心" 英文翻译 :    main beam center
• "主波" 英文翻译 :    dominant wave; fundamental wave; main wave; major wave; principal wave; superior wave; wave， main; wave， principal
• "主波，基波" 英文翻译 :    principal wave
• "主波瓣" 英文翻译 :    major lobe
• "主波长" 英文翻译 :    dominant wave length; dominant wvelenght; predominant wavelength
• "主波道" 英文翻译 :    main channel
• "主波门" 英文翻译 :    main gate
• "波束" 英文翻译 :    wave beam; beam; wave packet◇波束空间 [半] wave number space
• "补色主波长" 英文翻译 :    complementary dominant wavelength
• "主波优势波" 英文翻译 :    dominant wave
• "边波束" 英文翻译 :    side beam
• "波束角" 英文翻译 :    field angle; wave beam angle; wavebeamangle
• "波束宽" 英文翻译 :    beam width
• "波束区" 英文翻译 :    beam zone
• "波束图" 英文翻译 :    beam pattern

• The result demonstrates that the variable phase center of fish antenna is much more steady than the lpda in the main beam
  计算结果表明鱼骨天线在主波束相当宽的范围内,其可变相位中心的稳定度要优于对数周期偶极子天线。
• Noise and interference are inevitable in radar channel . they enter the received system through side or main beams , and reduce the system ’ s receiving signal - to - noise ratio ( snr )
  在雷达信道中,不可避免地存在着噪声和干扰,它们通过天线方向图的边波束或主波束进入接收系统,从而降低系统的接收信噪比。
• Digital signal processing technologies were used to produce spatial and directional beam in adaptive antenna . then the main beam aims at the coming direction of desired signal and the side lobe points to the coming direction of interference signals
  自适应天线利用数字信号处理技术，产生空间定向波束，使天线主波束对准期望信号到达方向，旁瓣或零陷对准干扰信号到达方向。
• Digital signal processing technologies were used to produce spatial and directional beam in smart antennas . then the main beam aims at the coming direction of reference user and the side lobe points to the coming direction of interference user
  智能天线是利用数字信号处理技术，产生空间定向波束，使天线主波束对准期望用户信号到达方向，旁瓣或零陷对准干扰信号到达方向，达到充分高效利用移动用户信号并删除或抑制干扰信号的目的。
• The radiation patterns with and whitout radome are calculated , and the angle difference in the maximum field point of their main clot show the bse of the radome , the bse from - 15 degree to 15 degree in direction , that been calculated and compared with the excited experimented data shows they coincide quite well
  有天线罩时的远区场和没有天线罩时的远区场相比较,两个主波束对应的角度差即是天线罩的瞄准误差,本文对方位扫描角从负15度到正15度进行分析。
• Using the phase conjugation mixer the compact wire antenna with two isolated ports presented in chapter 2 is simulated , and the results show that the antenna can follow the incoming signal with the main beam and has 4 - 8db gain improve against the standard monopole in the incoming signal direction
  对本文第二章提出的两馈电端口的高隔离度线天线的仿真表明，利用相位共轭电子科技大学博士论文混频器，天线系统能以主波束在0 ’一360 ’的范围内跟踪入射波方向，具有一定的方向回溯能力。
• Digital signal processing technologies were used to produce spatial and directional beam in smart antennas . then the main beam aims at the coming direction of reference user and the side lobe points to the coming direction of interference user . smart antennas are classified to switching - beam and tracking - beam
  智能天线利用数字信号处理技术，产生空间定向波束，使天线主波束对准期望用户信号到达方向，旁瓣或零陷对准干扰信号到达方向，达到充分高效利用移动用户信号并删除或抑制干扰信号的目的。