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bandspread

  • n. 频带展宽;谱带扩展

专业释义英英释义

  • 频带扩展 - 引用次数:2

    参考来源 - 新型扩频接收机的研究
    波带扩展
    谱带扩展
    频带展宽
  • 波带扩展

·2,447,543篇论文数据,部分数据来源于NoteExpress

Bandspread

  • abstract: In a radio receiver, a bandspread control is a secondary tuning control that allows accurate tuning of closely spaced frequencies of a radio band.Band spreading, IEEE Standard 100 Dictionary of Standards Terms, pg 94 With a main tuning control that covered a wide range of frequencies, for example 10-14 megahertz in a few turns of the tuning knob, a very small motion might chang the tuning by tens of kilohertz and would make accurate tuning to any given frequency difficult.

以上来源于: WordNet

双语例句权威例句

  • Band spread system enables you to easily tune in SW stations.

    波段扩展系统可让容易调谐SW电台

    youdao

  • This paper presents a new radio station data communication scheme, a DS-GMSK system based on in-band spread- spectrum technology.

    提出一种采用DS-GMSK体制、基于带内扩频技术的无线电台数字通信方案

    youdao

  • Based on the model, the BER Bit Error Ratio performance is analyzed for narrow-band modulation and wide-band spread -spectrum modulation of coherent PSK Phase Shift Key...

    结果表明移动卫星信道存在多径阴影现象使系统的误码性能恶化,而采用宽带扩频调制则可极大改善系统的性能。

    youdao

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