CN112350746B - 一种用于电力线载波通讯***的信道衰弱检测***及其检测方法 - Google Patents
一种用于电力线载波通讯***的信道衰弱检测***及其检测方法 Download PDFInfo
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- CN112350746B CN112350746B CN202011041971.2A CN202011041971A CN112350746B CN 112350746 B CN112350746 B CN 112350746B CN 202011041971 A CN202011041971 A CN 202011041971A CN 112350746 B CN112350746 B CN 112350746B
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- 238000004891 communication Methods 0.000 title claims abstract description 34
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
- H04B3/48—Testing attenuation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2697—Multicarrier modulation systems in combination with other modulation techniques
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
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CN202011041971.2A CN112350746B (zh) | 2020-09-28 | 2020-09-28 | 一种用于电力线载波通讯***的信道衰弱检测***及其检测方法 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1845566A (zh) * | 2005-11-28 | 2006-10-11 | 华为技术有限公司 | 一种通信线路传输损耗测试方法和设备 |
CN102006101A (zh) * | 2010-12-27 | 2011-04-06 | 东莞市华业新科电子科技有限公司 | 一种电力线载波通讯模块 |
CN106789764A (zh) * | 2016-11-18 | 2017-05-31 | 杭州电子科技大学 | 联合加权阈值去噪与均衡判决的变换域二次估计方法 |
CN206302412U (zh) * | 2016-11-05 | 2017-07-04 | 国网江苏省电力公司盐城供电公司 | 一种中压电力线窄带载波信道衰减测试*** |
CN109495174A (zh) * | 2018-12-28 | 2019-03-19 | 中国电子科技集团公司第三十四研究所 | 一种基于ofdm调制解调的机载激光通信方法 |
Family Cites Families (1)
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KR102601201B1 (ko) * | 2016-10-07 | 2023-11-13 | 한국전자통신연구원 | 주파수 옵셋 추정 및 보상 방법 |
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- 2020-09-28 CN CN202011041971.2A patent/CN112350746B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1845566A (zh) * | 2005-11-28 | 2006-10-11 | 华为技术有限公司 | 一种通信线路传输损耗测试方法和设备 |
CN102006101A (zh) * | 2010-12-27 | 2011-04-06 | 东莞市华业新科电子科技有限公司 | 一种电力线载波通讯模块 |
CN206302412U (zh) * | 2016-11-05 | 2017-07-04 | 国网江苏省电力公司盐城供电公司 | 一种中压电力线窄带载波信道衰减测试*** |
CN106789764A (zh) * | 2016-11-18 | 2017-05-31 | 杭州电子科技大学 | 联合加权阈值去噪与均衡判决的变换域二次估计方法 |
CN109495174A (zh) * | 2018-12-28 | 2019-03-19 | 中国电子科技集团公司第三十四研究所 | 一种基于ofdm调制解调的机载激光通信方法 |
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