CN105407081A - Safe and high-efficiency satellite data transmission system and data synchronization and transmission method thereof - Google Patents
Safe and high-efficiency satellite data transmission system and data synchronization and transmission method thereof Download PDFInfo
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- CN105407081A CN105407081A CN201510695835.8A CN201510695835A CN105407081A CN 105407081 A CN105407081 A CN 105407081A CN 201510695835 A CN201510695835 A CN 201510695835A CN 105407081 A CN105407081 A CN 105407081A
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- satellite
- data
- communication station
- main website
- ground main
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/12—Applying verification of the received information
- H04L63/123—Applying verification of the received information received data contents, e.g. message integrity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Radio Relay Systems (AREA)
Abstract
The invention relates to a safe and high-efficiency satellite data transmission system. The system mainly comprises a satellite ground main station, satellite communication stations and a satellite. The system is characterized in that the satellite communication stations are provided with hardware encryption modules; the satellite ground main station is provided with a hardware decryption module; there are the plurality of the satellite communication stations; a communication protocol adopted between the satellite communication stations and the satellite is a UDP protocol; and a communication protocol adopted between the satellite ground main station and the satellite is the UDP protocol. Through using the UDP protocol, data synchronization efficiency between the satellite communication stations and the satellite ground main station can be guaranteed and real-time data transmission between the satellite communication stations can be guaranteed too. The satellite communication stations are provided with the hardware encryption modules and are not provided with the decryption module so that a control right of the satellite ground main station to satellite communication station data can be guaranteed and safety of satellite data can be greatly increased.
Description
Technical field
The present invention relates to a kind of safe and efficient satellite data transmission system, it to be a kind ofly encrypted satellite transmission data by hardware encryption module and to be carried out the instrument of satellite data transmission by udp protocol, belongs to satellite communication field.The invention still further relates to a kind of method using this safe and efficient satellite data transmission system to carry out data syn-chronization, by the method, the data security that can realize satellite communication is synchronous.The invention still further relates to a kind of this safe and efficient satellite data transmission system that uses and carry out the method for real-time data transmission by the method, the Information Security of real-time Data Transmission can be realized.
Background technology
Current satellite network transfer files is transmitted by tcp agreement, postpones the reasons such as large, narrow bandwidth, cause transfer of data slowly due to satellite network, has a strong impact on the efficiency in the in particular cases file process such as emergency guarantee.Transfer files under satellite network, needs the instant transmitting-receiving file that communicating pair is artificial, if any one end unattended operation, then cannot carry out the transmission of file.Under satellite network, voice transmission delay is large, and if satellite link is stable not, then have a strong impact on session both sides and link up.
Along with technical development, satellite transmission file starts to adopt udp protocol to transmit gradually, this transmission method can carry out instant message transmission, and transmission speed is fast, transmitted data amount is larger, and unattended operation transfer of data can be realized, exactly because the problem of real-time Data Transmission, the integrality of data is caused to can not be guaranteed, the incomplete situation of data of frequent appearance transmission occurs, channel resource is caused to waste, transfer of data is caused not in time time serious, have a strong impact on the work of user of service, when carrying out the transmission of instant message and file, the fail safe of instant message and file is also difficult to ensure, be difficult to use in army or the department that relates to state secret.
Summary of the invention
In order to solve above-mentioned Problems existing, the invention discloses a kind of safe and efficient satellite data transmission system, this system can realize hardware encipher on satellite communication station, communication module unique mac address according to each satellite communication station is encrypted, and only to be decrypted by satellite ground main website, greatly improve the fail safe of satellite communication, and adopt udp protocol in transmitting procedure, efficiency and the real-time data transmission of transmission can be promoted.And in the process of transfer of data, completeness check is carried out for data, ensure that data ensured the integrality of data before carrying out synchronous and transmission, prevent the incomplete situation of data from occurring.
A kind of safe and efficient satellite data transmission system, wherein mainly comprise: satellite ground main website, satellite communication station, satellite, it is characterized in that: described satellite communication station is provided with hardware encryption module, described satellite ground main website is provided with hardware decryption module, and described satellite communication station has multiple, the communication protocol adopted between described satellite communication station and satellite is udp protocol, and the communication protocol adopted between satellite ground main website and satellite is udp protocol.Adopt udp protocol, the data synchronization efficiency between satellite communication station and satellite ground main website can be made, also can ensure the real-time data transmission between satellite communication station and satellite communication station.Satellite communication station is provided with hardware encryption module, is not provided with deciphering module, the control of satellite ground main website for satellite communication station data can be ensured, greatly can promote the fail safe of satellite data.
As a modification of the present invention, described hardware encryption module is arranged on the uplink mouth of the communication module of satellite communication station, after adopting this design, hardware encryption module is arranged in communication module, the MAC Address unique according to communication module is encrypted, and can promote the fail safe of encrypt file, and can verify for the data of encryption in satellite ground main website, prevent the generation palming off data, more improve the fail safe of equipment with this.
A kind of safe and efficient satellite data transmission system, this system can realize hardware encipher on satellite communication station, communication module unique mac address according to each satellite communication station is encrypted, and only to be decrypted by satellite ground main website, greatly improve the fail safe of satellite communication, and in transmitting procedure, adopt udp protocol, efficiency and the real-time data transmission of transmission can be promoted.And in the process of transfer of data, completeness check is carried out for data, ensure that data ensured the integrality of data before carrying out synchronous and transmission, prevent the incomplete situation of data from occurring.
Accompanying drawing explanation
Fig. 1 is system schematic of the present invention,
Fig. 2 is workflow diagram of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further.
embodiment 1:
Visible by reference to the accompanying drawings, a kind of safe and efficient satellite data transmission system, wherein mainly comprise: satellite ground main website, satellite communication station, satellite, is characterized in that: described satellite communication station is provided with hardware encryption module, described satellite ground main website is provided with hardware decryption module, described satellite communication station has multiple, and the communication protocol adopted between described satellite communication station and satellite is udp protocol, and the communication protocol adopted between satellite ground main website and satellite is udp protocol.Adopt udp protocol, the data synchronization efficiency between satellite communication station and satellite ground main website can be made, also can ensure the real-time data transmission between satellite communication station and satellite communication station.Satellite communication station is provided with hardware encryption module, is not provided with deciphering module, the control of satellite ground main website for satellite communication station data can be ensured, greatly can promote the fail safe of satellite data.
embodiment 2:
As a modification of the present invention, described hardware encryption module is arranged on the uplink mouth of the communication module of satellite communication station, after adopting this design, hardware encryption module is arranged in communication module, the MAC Address unique according to communication module is encrypted, and can promote the fail safe of encrypt file, and can verify for the data of encryption in satellite ground main website, prevent the generation palming off data, more improve the fail safe of equipment with this.All the other design features are identical with embodiment 1 with advantage.
Technical characteristic described in embodiment 2 at least one and embodiment 1 can also be combined into new execution mode by the present invention.
The present invention, the process of data syn-chronization is as follows:
(1) whether satellite communication station detection satellite link can be used;
(2) if satellite link is unavailable, then main website application satellite link earthward;
(3), after satellite link can be used, server is detected whether online;
(4) if server is not online, then registrar;
(5) server available online after, whether completely detect data to be transferred;
(6) if data are imperfect, then data are improved;
(7) data to be transmitted complete after, detect data the need of encryption;
(8) if do not need encryption, then directly to satellite synchronization data;
(9) if need to be encrypted data, then judge whether data encrypt;
(10) if data unencryption, then data encryption operation is carried out;
(11) if data are encrypted, then synchrodata;
(12) data syn-chronization is completed.
The step of real-time data transmission of the present invention is as follows:
(1) whether satellite communication station detection satellite link can be used;
(2) if satellite link is unavailable, then main website application satellite link earthward;
(3), after satellite link can be used, server is detected whether online;
(4) if server is not online, then registrar;
(5) server available online after, detect the online number of server;
(6) operation is encrypted to data;
(7) inter-transmitting file and message;
(8) recipient is to the application deciphering of satellite ground main website;
(9) satellite ground main website has assisted file decryption to operate;
(10) satellite data real-time Transmission is completed.
Technological means disclosed in the present invention program is not limited only to the technological means disclosed in above-mentioned technological means, also comprises the technical scheme be made up of above technical characteristic combination in any.
Claims (4)
1. a safe and efficient satellite data transmission system, wherein mainly comprise: satellite ground main website, satellite communication station, satellite, it is characterized in that: described satellite communication station is provided with hardware encryption module, described satellite ground main website is provided with hardware decryption module, and described satellite communication station has multiple, the communication protocol adopted between described satellite communication station and satellite is udp protocol, and the communication protocol adopted between satellite ground main website and satellite is udp protocol.
2. safe and efficient satellite data transmission system according to claim 1, is characterized in that: described hardware encryption module is arranged on the uplink mouth of the communication module of satellite communication station.
3. use safe and efficient satellite data transmission system according to claim 1 to carry out a method for data syn-chronization, it is characterized in that comprising following step:
(1) whether satellite communication station detection satellite link can be used;
(2) if satellite link is unavailable, then main website application satellite link earthward;
(3), after satellite link can be used, server is detected whether online;
(4) if server is not online, then registrar;
(5) server available online after, whether completely detect data to be transferred;
(6) if data are imperfect, then data are improved;
(7) data to be transmitted complete after, detect data the need of encryption;
(8) if do not need encryption, then directly to satellite synchronization data;
(9) if need to be encrypted data, then judge whether data encrypt;
(10) if data unencryption, then data encryption operation is carried out;
(11) if data are encrypted, then synchrodata;
(12) data syn-chronization is completed.
4. use safe and efficient satellite data transmission system according to claim 1 to carry out a method for real-time data transmission, it is characterized in that comprising following step:
(1) whether satellite communication station detection satellite link can be used;
(2) if satellite link is unavailable, then main website application satellite link earthward;
(3), after satellite link can be used, server is detected whether online;
(4) if server is not online, then registrar;
(5) server available online after, detect the online number of server;
(6) operation is encrypted to data;
(7) inter-transmitting file and message;
(8) recipient is to the application deciphering of satellite ground main website;
(9) satellite ground main website has assisted file decryption to operate;
(10) satellite data real-time Transmission is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510695835.8A CN105407081A (en) | 2015-10-26 | 2015-10-26 | Safe and high-efficiency satellite data transmission system and data synchronization and transmission method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510695835.8A CN105407081A (en) | 2015-10-26 | 2015-10-26 | Safe and high-efficiency satellite data transmission system and data synchronization and transmission method thereof |
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| CN105407081A true CN105407081A (en) | 2016-03-16 |
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| CN201510695835.8A Pending CN105407081A (en) | 2015-10-26 | 2015-10-26 | Safe and high-efficiency satellite data transmission system and data synchronization and transmission method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109688583A (en) * | 2018-12-03 | 2019-04-26 | 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） | A kind of data ciphering method in star earth communication system |
| CN113660289A (en) * | 2021-09-27 | 2021-11-16 | 中国电子科技集团公司第五十四研究所 | Low-orbit satellite channel efficient and reliable data transmission method |
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| EP0957606A2 (en) * | 1998-05-12 | 1999-11-17 | Sony Corporation | Encrypted data transmission over satellite links |
| CN103973454A (en) * | 2014-05-23 | 2014-08-06 | 公安部第一研究所 | Satellite positioning data encryption system and method |
| CN104243097A (en) * | 2014-09-19 | 2014-12-24 | 东软集团股份有限公司 | Data transmission method and system based on satellite network |
| CN104579826A (en) * | 2014-12-24 | 2015-04-29 | 福建星海通信科技有限公司 | Simulation method for Beidou terminal device software communication protocol in Beidou system |
| CN104734855A (en) * | 2015-02-12 | 2015-06-24 | 天地融科技股份有限公司 | Communication methods and system of intelligent secret key device and intelligent secret key device |
| CN205051736U (en) * | 2015-10-26 | 2016-02-24 | 南京中网卫星通信股份有限公司 | Safe high -efficient satellite data transmission system |
-
2015
- 2015-10-26 CN CN201510695835.8A patent/CN105407081A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0957606A2 (en) * | 1998-05-12 | 1999-11-17 | Sony Corporation | Encrypted data transmission over satellite links |
| CN103973454A (en) * | 2014-05-23 | 2014-08-06 | 公安部第一研究所 | Satellite positioning data encryption system and method |
| CN104243097A (en) * | 2014-09-19 | 2014-12-24 | 东软集团股份有限公司 | Data transmission method and system based on satellite network |
| CN104579826A (en) * | 2014-12-24 | 2015-04-29 | 福建星海通信科技有限公司 | Simulation method for Beidou terminal device software communication protocol in Beidou system |
| CN104734855A (en) * | 2015-02-12 | 2015-06-24 | 天地融科技股份有限公司 | Communication methods and system of intelligent secret key device and intelligent secret key device |
| CN205051736U (en) * | 2015-10-26 | 2016-02-24 | 南京中网卫星通信股份有限公司 | Safe high -efficient satellite data transmission system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109688583A (en) * | 2018-12-03 | 2019-04-26 | 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） | A kind of data ciphering method in star earth communication system |
| CN113660289A (en) * | 2021-09-27 | 2021-11-16 | 中国电子科技集团公司第五十四研究所 | Low-orbit satellite channel efficient and reliable data transmission method |
| CN113660289B (en) * | 2021-09-27 | 2022-12-09 | 中国电子科技集团公司第五十四研究所 | Low-orbit satellite channel efficient and reliable data transmission method |
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Application publication date: 20160316 |
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