CN111641446A - Iridium-based deep sea intelligent buoy data communication system and communication method - Google Patents

Iridium-based deep sea intelligent buoy data communication system and communication method Download PDF

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Publication number
CN111641446A
CN111641446A CN202010315733.XA CN202010315733A CN111641446A CN 111641446 A CN111641446 A CN 111641446A CN 202010315733 A CN202010315733 A CN 202010315733A CN 111641446 A CN111641446 A CN 111641446A
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China
Prior art keywords
data
buoy
iridium
data acquisition
processing system
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Pending
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CN202010315733.XA
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Chinese (zh)
Inventor
姜涛
姚抒均
郑凯
耿明晨
刘儒
石学涛
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Oceanographic Instrumentation Research Institute Shandong Academy of Sciences
Institute of Oceanographic Instrumentation Shandong Academy of Sciences
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Oceanographic Instrumentation Research Institute Shandong Academy of Sciences
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Priority to CN202010315733.XA priority Critical patent/CN111641446A/en
Publication of CN111641446A publication Critical patent/CN111641446A/en
Pending legal-status Critical Current

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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B22/00—Buoys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
    • B64G1/00—Cosmonautic vehicles
    • B64G1/10—Artificial satellites; Systems of such satellites; Interplanetary vehicles
    • B64G1/1007—Communications satellites
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
    • H04L51/42—Mailbox-related aspects, e.g. synchronisation of mailboxes
    • 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
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0442—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/02—Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses an iridium-based deep sea intelligent buoy data communication system and a communication method, wherein the system comprises a data acquisition processing system, an iridium communication machine and a shore-based receiving station which are arranged at a buoy end; the data acquisition and processing system comprises a data acquisition module, a data processing module and a storage unit, and is used for data acquisition, storage, encryption, compression and data packet of the buoy; the iridium communication machine is arranged at the buoy end and is used for data transmission of the whole system; the shore-based receiving station is used for receiving a data sending request of the iridium communication machine at the buoy end, generating a public key and a private key matched with the public key according to the request, sending the public key back to the data acquisition and processing system for encrypting the data message, and analyzing the encrypted data message by using the private key. The system and the method disclosed by the invention adopt end-to-end asymmetric encryption channel transmission, thereby greatly compressing the communication data volume and improving the safety performance of the data.

Description

Iridium-based deep sea intelligent buoy data communication system and communication method
Technical Field
The invention relates to the technical field of deep sea intelligent buoys, in particular to an iridium-based deep sea intelligent buoy data communication system and method.
Background
The deep and open sea intelligent buoy data is a technical support of a global marine environment observation network, and has important significance for mastering global climate change and ecological balance. For example, buoys in the sea areas of the north-middle pacific, the south pacific and the north-south polar regions have complex sea conditions and expensive maintenance cost, and meanwhile, a large number of loaded sensors and large data volume increase communication difficulty.
Because the Beidou short message communication does not cover the world, the buoy still needs to adopt satellite communication modes such as iridium satellite, the iridium satellite communication satellite has low orbit, low information loss and high transmission speed and becomes the first choice of buoy data communication, but the defects of high communication cost, poor real-time performance and low safety performance exist at the same time.
Disclosure of Invention
In order to solve the technical problems, the invention provides an iridium-based deep sea intelligent buoy data communication system and a communication method, which adopt end-to-end asymmetric encryption channel transmission, not only greatly compress the communication data volume, but also improve the safety performance of data.
In order to achieve the purpose, the technical scheme of the invention is as follows:
an iridium-based deep sea intelligent buoy data communication system comprises a data acquisition processing system, an iridium communication machine and a shore-based receiving station, wherein the data acquisition processing system is installed at a buoy end;
the data acquisition and processing system comprises a data acquisition module, a data processing module and a storage unit, and is used for data acquisition, storage, encryption, compression and data packet of the buoy;
the iridium communication machine is arranged at the buoy end and is used for data transmission of the whole system;
the shore-based receiving station is used for receiving a data sending request of the iridium communication machine at the buoy end, generating a public key and a private key matched with the public key according to the request, sending the public key back to the data acquisition and processing system for encrypting the data message, and analyzing the encrypted data message by using the private key.
An iridium-based deep sea intelligent buoy data communication method comprises the following processes:
(1) the data acquisition and processing system mounted at the buoy end acquires sensor data carried by the buoy in real time, and when the communication time is up, the data acquisition and processing system sends a communication request to a shore-based receiving station through an iridium communication machine;
(2) after the shore-based receiving station receives the communication request, the installed software generates a public key and a private key matched with the public key, and the public key is sent back to the iridium communication machine at the buoy end so as to enter a data acquisition and processing system;
(3) the data acquisition processing system encrypts, stores and sends the data message to a shore-based receiving station according to the public key;
(4) and the shore-based receiving station receives the data message, and analyzes, stores and displays the data message according to the private key.
Through the technical scheme, the iridium-based deep sea intelligent buoy data communication system and the iridium-based deep sea intelligent buoy data communication method have the advantages of low cost, low power consumption, high integration level, easiness in installation, low false alarm rate and the like, provide a new idea for large-quantity transmission and encrypted transmission of deep and far sea buoys, and have important significance for large-quantity communication transmission safety of the deep and far sea buoys.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a schematic diagram of an iridium-based deep sea intelligent buoy data communication system disclosed by an embodiment of the invention;
fig. 2 is a schematic diagram of a data communication method of an iridium-based intelligent deep sea buoy disclosed by the embodiment of the invention.
In the figure, 1, a buoy; 2. a data acquisition processing system; 3. an iridium satellite communicator; 4. a shore-based receiving station; 5. iridium star; 6. an iridium ground station.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
The invention provides an iridium-based deep sea intelligent buoy data communication system, which comprises a data acquisition processing system 2, an iridium communication machine 3 and a shore-based receiving station 4, wherein the data acquisition processing system 2, the iridium communication machine 3 and the shore-based receiving station are installed at the end of a buoy 1 as shown in figure 1.
The data acquisition and processing system 2 comprises a data acquisition module, a data processing module and a storage unit, and is used for data acquisition, storage, encryption, compression and data packet of the buoy 1.
The iridium communication machine 3 is installed at the end of the buoy 1 and is used for data transmission of the whole system through the iridium 5. In this embodiment, there are 2 iridium communication devices 3.
The shore-based receiving station 4 is used for receiving a data sending request of the iridium communication machine 3 at the end of the buoy 1, generating a public key and a private key matched with the public key according to the request, sending the public key back to the data acquisition and processing system for encrypting the data message, and analyzing the encrypted data message by the private key.
The invention also discloses an iridium-based deep sea intelligent buoy data communication method, which comprises the following processes as shown in figure 2:
(1) the data acquisition and processing system 2 installed at the buoy end acquires sensor data carried by the buoy 1 in real time, when communication time is up, the data acquisition and processing system 2 powers on the iridium communication machine 3, and sends a communication request to the shore-based receiving station 4 through the 2 iridium communication machines 3;
(2) when the shore-based receiving station 4 receives the mail sent by the iridium ground station 6, the shore-based receiving station 4 analyzes the mail, the installed secret key software generates a public key and a private key matched with the public key after being verified by an iridium ID number, and the shore-based receiving station 4 sends the public key back to the iridium communication machine 3 at the buoy end through the mail so as to reach the data acquisition and processing system 2;
(3) the data acquisition and processing system 2 encrypts the buoy data according to the public key, stores the encrypted file, namely the data message, in a local storage unit after encryption is completed, and simultaneously sends the data message to a shore-based receiving station 4 through the iridium communication machine 3;
(4) and the shore-based receiving station 4 receives the data message, analyzes the data message according to the generated private key, finally stores the analyzed buoy data in a shore-based receiving station database, and displays the data information of the buoy end in real time through a display interface.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (2)

1. An iridium-based deep sea intelligent buoy data communication system is characterized by comprising a data acquisition processing system, an iridium communication machine and a shore-based receiving station, wherein the data acquisition processing system is installed at a buoy end;
the data acquisition and processing system comprises a data acquisition module, a data processing module and a storage unit, and is used for data acquisition, storage, encryption, compression and data packet of the buoy;
the iridium communication machine is arranged at the buoy end and is used for data transmission of the whole system;
the shore-based receiving station is used for receiving a data sending request of the iridium communication machine at the buoy end, generating a public key and a private key matched with the public key according to the request, sending the public key back to the data acquisition and processing system for encrypting the data message, and analyzing the encrypted data message by using the private key.
2. An iridium-based deep sea intelligent buoy data communication method is characterized by comprising the following processes:
(1) the data acquisition and processing system mounted at the buoy end acquires sensor data carried by the buoy in real time, and when the communication time is up, the data acquisition and processing system sends a communication request to a shore-based receiving station through an iridium communication machine;
(2) after the shore-based receiving station receives the communication request, the installed software generates a public key and a private key matched with the public key, and the public key is sent back to the iridium communication machine at the buoy end so as to enter a data acquisition and processing system;
(3) the data acquisition processing system encrypts, stores and sends the data message to a shore-based receiving station according to the public key;
(4) and the shore-based receiving station receives the data message, and analyzes, stores and displays the data message according to the private key.
CN202010315733.XA 2020-04-21 2020-04-21 Iridium-based deep sea intelligent buoy data communication system and communication method Pending CN111641446A (en)

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CN112532378A (en) * 2020-10-12 2021-03-19 广东电网有限责任公司广州供电局 Power grid communication method and device and power grid communication system
CN114013574A (en) * 2021-12-14 2022-02-08 天津大学 Intelligent hydrological meteorological observation system

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CN112532378A (en) * 2020-10-12 2021-03-19 广东电网有限责任公司广州供电局 Power grid communication method and device and power grid communication system
CN112532378B (en) * 2020-10-12 2023-11-14 广东电网有限责任公司广州供电局 Power grid communication method and device and power grid communication system
CN114013574A (en) * 2021-12-14 2022-02-08 天津大学 Intelligent hydrological meteorological observation system

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Application publication date: 20200908