CN112039579B - 一种卫星通信的信号同步方法和装置 - Google Patents
一种卫星通信的信号同步方法和装置 Download PDFInfo
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- CN112039579B CN112039579B CN202010951645.9A CN202010951645A CN112039579B CN 112039579 B CN112039579 B CN 112039579B CN 202010951645 A CN202010951645 A CN 202010951645A CN 112039579 B CN112039579 B CN 112039579B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18513—Transmission in a satellite or space-based system
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Radio Relay Systems (AREA)
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CN202010951645.9A CN112039579B (zh) | 2020-09-10 | 2020-09-10 | 一种卫星通信的信号同步方法和装置 |
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CN202010951645.9A CN112039579B (zh) | 2020-09-10 | 2020-09-10 | 一种卫星通信的信号同步方法和装置 |
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CN112039579A CN112039579A (zh) | 2020-12-04 |
CN112039579B true CN112039579B (zh) | 2021-10-15 |
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CN202010951645.9A Active CN112039579B (zh) | 2020-09-10 | 2020-09-10 | 一种卫星通信的信号同步方法和装置 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113824485B (zh) * | 2020-06-18 | 2022-09-02 | 大唐移动通信设备有限公司 | 传输信号补偿方法、网络侧设备和终端 |
CN113406621B (zh) * | 2021-05-21 | 2023-06-23 | 中国科学院空天信息创新研究院 | 一种相位同步方法、星载雷达及地面接收站 |
CN113422639B (zh) * | 2021-07-02 | 2022-07-12 | 东方红卫星移动通信有限公司 | 低轨卫星通信***基于位置和星历的同步方法和*** |
CN117200853A (zh) * | 2022-06-01 | 2023-12-08 | 大唐移动通信设备有限公司 | 移动卫星通信***上下行同步方法及装置 |
CN115175297B (zh) * | 2022-06-22 | 2024-05-14 | 中国电子科技集团公司第二十九研究所 | 一种卫星载荷秒脉冲自主恢复同步方法 |
CN115296725B (zh) * | 2022-10-08 | 2023-01-24 | 中国电子科技集团公司第五十四研究所 | 一种下行引导的低轨卫星星地传输大多普勒补偿方法 |
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FR2903828B1 (fr) * | 2006-07-13 | 2009-03-27 | Thales Sa | Procede de synchronisation temporelle d'une forme d'onde a evasion de frequence orthogonale et systeme de radiocommunications par satellite a gestion de temps de transit decentralisee. |
CN103220773B (zh) * | 2012-01-20 | 2015-12-16 | 电信科学技术研究院 | 卫星通信***中实现初始同步的方法及装置 |
CN104506267B (zh) * | 2014-10-15 | 2018-07-31 | 上海欧科微航天科技有限公司 | 一种低轨卫星通信的上行链路准同步接入方法及装置 |
US9900856B2 (en) * | 2015-03-20 | 2018-02-20 | Qualcomm Incorporated | Method and apparatus for time or frequency synchronization in non-geosynchronous satellite communication systems |
WO2016196142A1 (en) * | 2015-05-31 | 2016-12-08 | Hughes Network Systems, Llc | Half-duplex communications for a very small aperture terminal (vsat) operating on a continuous stream |
CN110247697B (zh) * | 2019-05-30 | 2021-12-07 | 西安空间无线电技术研究所 | 一种提高低轨通信卫星***频率利用率的方法 |
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Inventor after: Yang Kai Inventor after: Zhang Tao Inventor after: Chen Maoliang Inventor after: Wang Haoru Inventor after: Zou Zongqing Inventor after: Chen Shihua Inventor after: Wang Yuqiang Inventor before: Yang Kai Inventor before: Zhang Tao Inventor before: Chen Xi Inventor before: Chen Maoliang Inventor before: Wang Haoru Inventor before: Zou Zongqing Inventor before: Chen Shihua Inventor before: Wang Yuqiang |