| VoFR与VoIP在卫星通信中话音比较分析 |
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| 引用本文： | 顾夏华,陈杰.VoFR与VoIP在卫星通信中话音比较分析[J].电声技术,2011,35(8):54-56. |
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| 作者姓名： | 顾夏华 陈杰 |
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| 作者单位： | 中国卫星海上测控部,江苏江阴,214431 |
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| 摘 要： | 使用电话呼叫模拟器对VoFR和VoIP在卫通信道中话音质量进行了系统测试；根据理论分析和测试结果对两种话音质量进行了比较,为卫星通信及长距离、高时延方式下话音传输方式选择提供了重要参考依据.
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| 关 键 词： | VoFR VoIP 话音质量 |
Comparison of Voice Quality on VoFR and VoIP System through Satellite Communication |
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| GU Xiahua,CHEN Jie.Comparison of Voice Quality on VoFR and VoIP System through Satellite Communication[J].Audio Engineering,2011,35(8):54-56. |
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| Authors: | GU Xiahua CHEN Jie |
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| Affiliation: | GU Xiahua,CHEN Jie(China Satellite Maritime Tracking and Control Department,Jiangyin Jiangsu 214431,China) |
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| Abstract: | The simulator of telephone calling system is introduced.After systematic testing of the voice quality on VoFR and VoIP through satellite communication,the differences in terms of quality,bandwidth,jitter and so on are compared.A useful reference for the choice of voice transmission through satellite communication of long-distance,high-delay channels is provided. |
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| Keywords: | VoFR VoIP voice quality |
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