| 国内外中短波调幅广播技术20年来的回顾和展望 |
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| 引用本文： | 郭宝玺. 国内外中短波调幅广播技术20年来的回顾和展望[J]. 广播与电视技术, 1994, 21(1): 20-31 |
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| 作者姓名： | 郭宝玺 |
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| 作者单位： | 广播电影电视部无线电台管理局 |
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| 摘 要： | 文章回顾２０年来国内外调幅广播在调制制式，射频放大系统以及包括单边带，浮动载波和调幅多工等多种功能的发展状况。同时对今后调幅广播技术发展方向发表了几点看法。
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| 关 键 词： | 调幅广播 调制制式 数字化调制 |
Development in Medium- and Short-wave AM Broadcast Technology in Recent 20 years at Home and abroad and Future prospects |
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| GUO Baoxi. Development in Medium- and Short-wave AM Broadcast Technology in Recent 20 years at Home and abroad and Future prospects[J]. Radio & TV Broadcast Engineering, 1994, 21(1): 20-31 |
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| Authors: | GUO Baoxi |
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| Abstract: | This article has a review of the developments in modulation method,RF amplification system and in such multifunctions as SSB, floating carrier and AM multiplexing, in the recent 20 years at home and abroad. Simultaneously, it gives a few views on the future development direction in AM broadcast technology. |
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| Keywords: | AM broadcast modulation method digitalized modulation RF system |
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