| 走向深空--测控通信的发展方向 |
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| 引用本文： | 刘嘉兴.走向深空--测控通信的发展方向[J].国际商务研究,2006,46(2):1-8. |
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| 作者姓名： | 刘嘉兴 |
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| 作者单位： | 上海财经大学 |
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| 摘 要： | 在传统的贸易模式下,我国经济和贸易的快速增长带来很多负面效应, 引起“三高一低”,即原材料的高强度消耗、高度污染、对国外市场的高依赖及低附加值,我国需要“三低一高”的新贸易模式来解决这些问题。本文通过图表和数据说明了旧贸易模式的危害及在旧贸易模式下我国处于不利地位,我国需要转变原有的贸易模式,并总结了将旧贸易模式转变为新贸易模式的途径。
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| 关 键 词： | 贸易模式 三高一低 三低一高 |
| 文章编号： | 1006-1894（2006）02-0001-07 |
| 收稿时间： | 2005/12/16 0:00:00 |
| 修稿时间： | 2006/2/16 0:00:00 |
Forward to the Deep Space: Developing Trend of TTC&DT Technology |
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| LIU Jia-xing.Forward to the Deep Space: Developing Trend of TTC&DT Technology[J].International Business Research,2006,46(2):1-8. |
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| Authors: | LIU Jia-xing |
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| Affiliation: | Southwest China Institute of Electronic Technology, Chengdu 610036, China |
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| Abstract: | This paper introduces the basic technical problem of a deep space TTC&DT(Tracking, Telemetering, Commanding and Data Transmission) system, analyses its features, and discusses its advanced technology, including the extremely weak signal receiving technology, ultralow noise receiving technology, gigantic wave-guide beam antenna and its arraying technology, ultralow code rate transferring technology, ultranarrow band phase-lock receiving technology, limited error correcting coding, deep space orbit determination, deep space transponder, connected element interferometry(CEI), super high stable atomic clock, the operation band, etc. |
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| Keywords: | deep space exploration deep space network(DSN) TTC&DT technology orbit determination digital transponder |
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