CN111181657A - Ocean distributed self-organizing network system - Google Patents
Ocean distributed self-organizing network system Download PDFInfo
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- CN111181657A CN111181657A CN202010016195.4A CN202010016195A CN111181657A CN 111181657 A CN111181657 A CN 111181657A CN 202010016195 A CN202010016195 A CN 202010016195A CN 111181657 A CN111181657 A CN 111181657A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B13/00—Transmission systems characterised by the medium used for transmission, not provided for in groups H04B3/00 - H04B11/00
- H04B13/02—Transmission systems in which the medium consists of the earth or a large mass of water thereon, e.g. earth telegraphy
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
- H04W4/42—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for mass transport vehicles, e.g. buses, trains or aircraft
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/06—Airborne or Satellite Networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
Abstract
The invention provides a marine distributed self-organizing network system which is used for realizing information interaction between ships and improving the information interaction efficiency and the interactive information quantity. The system includes shore base communication node and a plurality of marine communication node, and case base communication node includes shortwave communication base station and/or mobile communication honeycomb base station, and marine communication node carries out radio frequency module and gateway equipment, and marine communication node includes offshore communication node and open-sea communication node, wherein: the offshore communication node is used for accessing the shore-based internet through a gateway device or a short wave communication base station and/or a mobile communication cellular network base station; transmitting a relay signal through a radio frequency module to carry out communication relay, and establishing communication connection with the open sea communication node; the open sea communication node which receives the relay signal is used for carrying out communication relay through the radio frequency module and establishing communication connection with other open sea communication nodes; and transmitting a relay signal through the radio frequency module to carry out communication relay to establish the marine local area network.
Description
Technical Field
The invention relates to the technical field of computer networks, in particular to a marine distributed self-organizing network system.
Background
At present, the maritime communication mode includes: wireless communication systems including medium, high and very high frequencies, etc., mobile cellular networks, satellite communication systems, e.g., VSTA (very small antenna earth station), etc.; the marine positioning system comprises: GPS (global positioning system), GLONASS (global satellite navigation system), beidou, etc.; the object recognition apparatus includes: radar, AIS (automatic identification of vessels), photoelectric telescopes, etc.
In the ocean navigation process of a ship, the three systems are usually carried to realize functions of ship communication, navigation target identification and the like, but information acquired among ship equipment is independent, and if information sharing is desired, information interaction can be carried out among the ships only in a radio call sign mode at present, so that the information interaction efficiency is low, and the interactive information quantity is limited.
Disclosure of Invention
The embodiment of the invention provides a marine distributed self-organizing network system which is used for realizing information interaction between ships and improving the information interaction efficiency and the information quantity of the interaction.
The marine distributed self-organizing network system provided by the embodiment of the invention comprises a shore-based communication node and a plurality of marine communication nodes, wherein the shore-based communication node comprises a short wave communication base station and/or a mobile communication cellular base station, the marine communication nodes are loaded with radio frequency modules and gateway equipment, the marine communication nodes comprise offshore communication nodes and far-sea communication nodes, and the marine communication nodes comprise the offshore communication nodes and the far-sea communication nodes, wherein:
the offshore communication node is used for accessing a shore-based internet through a gateway device or the short wave communication base station and/or a mobile communication cellular network base station; the carried radio frequency module transmits a relay signal to carry out communication relay, and establishes communication connection with the open sea communication node in the communication range of the radio frequency module;
the open sea communication node which receives the relay signal is used for carrying out communication relay through a radio frequency module carried by the open sea communication node and establishing communication connection with the open sea communication node in the communication range of the open sea communication node; and transmitting a relay signal through the carried radio frequency module to carry out communication relay to establish the marine local area network.
In one embodiment, the offshore communication node comprises a ship, and the ship is loaded with a satellite communication module;
the ship is also used for accessing a shore-based internet through the satellite communication module.
In one embodiment, the offshore communication node further comprises a buoy.
In one embodiment, the ship is also provided with a heterogeneous signal processing subsystem and a target identification device;
the target identification device is used for detecting obstacles in the ship navigation process, collecting obstacle information and sending the obstacle information to the heterogeneous signal processing subsystem;
and the heterogeneous signal processing subsystem is used for processing the received obstacle information.
In one embodiment, the object recognition device comprises at least one of: keep away barrier sonar, radar and photoelectric telescope under water, wherein:
the underwater obstacle avoidance sonar is used for detecting obstacles in the ship navigation process;
and the radar or the photoelectric telescope is used for collecting obstacle information and sending the obstacle information to the heterogeneous signal processing subsystem.
In one embodiment, the heterogeneous signal processing subsystem comprises a broadband software reconfigurable radio frequency module and a heterogeneous signal processor; wherein:
the broadband software reconfigurable radio frequency module is used for receiving and sending communication signals, wherein the communication signals comprise multi-source heterogeneous signals and send back complex signals according to signal standards of signal sources;
the heterogeneous signal processor is used for receiving the multi-source heterogeneous signals sent by the radar and/or the photoelectric telescope, processing the received multi-source heterogeneous signals to obtain obstacle information, and performing fusion processing on the obstacle information sent by the radar and/or the photoelectric telescope by using a data fusion technology to obtain obstacle fusion information.
In one embodiment, the vessel further carries a display device;
and the display equipment is used for displaying the obstacle fusion information output by the heterogeneous signal processor.
In one embodiment, the vessel is further configured to share the obstacle fusion information within the marine local area network.
In one embodiment, the vessel is further configured to obtain navigation reference information, where the navigation reference information includes at least one of: marine environment information, climate information and ship anomaly information; and sharing the acquired navigation reference information through the marine local area network.
In one embodiment, the vessel further carries a sea detection device;
the ocean detection equipment is used for acquiring ocean detection information; and sharing the ocean exploration information through the ocean local area network.
By adopting the technical scheme, the invention at least has the following advantages:
according to the marine distributed self-organizing network system, the offshore communication nodes are connected to the shore-based internet through the carried gateway equipment or the short wave communication base station mobile communication cellular network base station, and the marine local area network is established in a relay mode, so that the large-area coverage of the network on the sea is realized, information can be interacted or shared among ships in the marine local area network through the established local area network, and the information interaction efficiency and the information quantity of interaction are improved.
Drawings
FIG. 1 is a schematic structural diagram of a marine distributed ad hoc network system according to an embodiment of the present invention;
FIG. 2 is a schematic flow chart illustrating a process for finding obstacles during a ship's voyage according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a structure for building an offshore network by means of relaying according to an embodiment of the present invention.
Detailed Description
To further explain the technical means and effects of the present invention adopted to achieve the intended purpose, the present invention will be described in detail with reference to the accompanying drawings and preferred embodiments.
It should be noted that the terms "first", "second", and the like in the description and the claims of the embodiments of the present invention and in the drawings described above are used for distinguishing similar objects and not necessarily for describing a particular order or sequence. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that the embodiments described herein may be practiced otherwise than as specifically illustrated or described herein.
Reference herein to "a plurality or a number" means two or more. "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.
As shown in fig. 1, which is a schematic structural diagram of a marine distributed ad hoc network system provided in an embodiment of the present invention, the system includes a shore-based communication node 11 and a plurality of marine communication nodes 12, the shore-based communication node 11 includes a short-wave communication base station 111 and/or a mobile communication cellular base station 112, the marine communication nodes 12 are loaded with radio frequency modules and gateway devices, and the marine communication nodes 12 include a marine communication node 121 and a far-sea communication node 122, where:
the offshore communication node 121 is configured to access a shore-based internet through a gateway device or the short-wave communication base station or a mobile communication cellular network base station; the carried radio frequency module transmits a relay signal to carry out communication relay, and establishes communication connection with the open sea communication node in the communication range of the radio frequency module;
the open sea communication node 122 which receives the relay signal is used for carrying out communication relay through a radio frequency module carried by the open sea communication node and establishing communication connection with the open sea communication node in the communication range of the open sea communication node; and transmitting a relay signal through the carried radio frequency module to carry out communication relay to establish the marine local area network.
In particular implementations, the offshore communication node may include a vessel and a buoy. Specifically, at sea, a ship can be used as a main node, a fixed buoy is selected as a sub-node, the main node and the sub-node are both provided with gateway equipment and can be connected with an external network, and then relaying is performed through a radio frequency module (for example, a wireless Access Point (AP) module) provided with the gateway equipment, so that a distributed self-organizing network is formed, and large-area network coverage is realized. All the offshore nodes communicate by taking an offshore information network protocol as a reference, and interconnection and intercommunication interoperation are realized.
In specific implementation, the short-wave communication base station is built on the shore at the shore base, and a mobile communication cellular network (such as a 4G network or a 5G network) is matched to extend offshore. Offshore communication nodes, such as buoys and ships at near shore ends, can be accessed to a shore-based internet through a mounted gateway device, or can be accessed to the shore-based internet through a shore-based short wave communication base station or a cellular network, and simultaneously, a radio frequency module mounted on the offshore communication node transmits a relay signal to perform network relay, so that communication connection is established with a far sea communication node in a communication coverage range of the offshore communication node. And the open sea communication node receiving the relay signal establishes communication connection with the offshore communication node according to the received relay signal of the buoy and the ship of the offshore communication node, and transmits the relay signal through the radio frequency module carried by the open sea communication node to carry out network relay, thereby extending to the open sea.
In one embodiment, the ship may further have a satellite communication module, and the ship having the satellite communication module may access the shore-based internet through the satellite communication module.
For example, in one embodiment, when a ship is ocean-going and can not access to an offshore network, the fleet can perform ad-hoc networking through the communication module, wherein part of the ships access to a shore-based internet through satellite communication, and the acquired information is shared in a local area network of the current assembly.
In another embodiment, when the ship works at the ocean-going station, buoys carrying video modules can be thrown among the fleet to carry out network relay, a ship-ship or ship-buoy-ship ocean local area network is built, and a part of ships can access the shore-based internet through satellite communication, so that interactive sharing of information is realized.
In an implementation manner, the marine distributed ad hoc network provided based on the embodiment of the present invention can also be used in marine navigation operation support. The ship navigation operation guarantee system reasonably and effectively unifies various navigation and operation devices, fuses and processes information and data acquired and generated by the navigation and operation devices, and then performs information interaction and resource sharing through a network, thereby achieving the support and guarantee during ship navigation and operation.
In such an embodiment, the vessel may be equipped with a heterogeneous signal processing subsystem and a target identification device. In specific implementation, the target identification device is used for detecting obstacles in the ship navigation process, collecting obstacle information and sending the obstacle information to the heterogeneous signal processing subsystem; and the heterogeneous signal processing subsystem is used for processing the received obstacle information.
The object recognition device may include at least one of: keep away barrier sonar, radar and photoelectric telescope under water, wherein: the underwater obstacle avoidance sonar is used for detecting obstacles in the ship navigation process; and the radar or the photoelectric telescope is used for collecting obstacle information and sending the obstacle information to the heterogeneous signal processing subsystem. In the embodiment of the invention, the heterogeneous signal processing subsystem can access multi-source heterogeneous information, and valuable fusion information can be quickly and efficiently obtained by using a heterogeneous signal processing technology according to the difference of information such as the data size, the data format, the data use and the like of the information.
The heterogeneous signal processing subsystem comprises a broadband software reconfigurable radio frequency module and a heterogeneous signal processor. The broadband software reconfigurable radio frequency module is used for receiving or sending communication signals, wherein the communication signals comprise multi-source heterogeneous signals and send back complex signals according to signal systems of signal sources; and the heterogeneous signal processor is used for receiving the multi-source heterogeneous signals sent by the radar and/or the photoelectric telescope, processing the received multi-source heterogeneous signals to obtain obstacle information, and fusing the obstacle information sent by the radar and/or the photoelectric telescope by using a data fusion technology to obtain obstacle fusion information. In specific implementation, the heterogeneous signal processor may include processing units for signals of different formats, and select a corresponding processing unit to process according to a signal format of the received signal to obtain the obstacle information. The obstacle information may include distance information, direction information, moving speed information, image information, or other information that can be used to identify and detect an obstacle.
In specific implementation, the ship can be also provided with communication equipment and positioning equipment, wherein the communication equipment can comprise a radio station, a satellite communication module, an underwater acoustic communication module and the like; the positioning device may include AIS (automatic identification system for ships), beidou, GPS (global positioning system), and the like.
In one embodiment, the vessel may further carry a display device; and the display equipment is used for displaying the obstacle fusion information output by the heterogeneous signal processor.
In one embodiment, the vessel is further configured to share the obstacle fusion information within the marine local area network.
For example, when a ship is in navigation, when one device (such as an underwater obstacle avoidance sonar) in the target recognition device finds an obstacle in front which influences the navigation of the ship, other recognition devices (such as a radar and a photoelectric telescope) are called to collect information of the obstacle, the obstacle is positioned through the positioning recognition device, signals transmitted back by various devices are subjected to fusion processing through a heterogeneous signal processing system, and finally the signals are displayed on a cab navigation chart. The obstacle information is shared by the marine local area network to the ships within the coverage range of the local area network or is forwarded to the wide area network, and the obstacle is marked and warned on the chart. Fig. 2 is a schematic view of a processing flow for finding an obstacle during a ship sailing process according to an embodiment of the present invention.
In one embodiment, the vessel is further configured to obtain navigation reference information, where the navigation reference information includes at least one of: marine environment information, climate information and ship anomaly information; and sharing the acquired navigation reference information through the marine local area network.
For example, when a ship is sailing at ocean, one ship in a fleet learns information such as sea conditions, weather, ship distress and the like in front of sailing from radio and satellite communication, and warns other ships through a local area network between the flees to take corresponding measures in advance.
For another example, when a ship enters a port, the port condition can be observed through the target identification device and the positioning device, and the communication system is communicated with relevant maritime departments to plan an entry route and stop at a dock. Related departments such as maritime affairs can call law enforcement equipment carried on ports, law enforcement ships and civil ships through a network to perform operations such as tracking, guiding and warning on ships within the jurisdiction range.
In an implementation manner, the marine distributed self-organizing network system provided by the embodiment of the invention can also be applied to a ship operation information interaction scene. In such an embodiment, the vessel may be equipped with ocean detection equipment for acquiring ocean detection information; and sharing the ocean exploration information through the ocean local area network.
During specific implementation, corresponding equipment can be carried according to different ships and different operation requirements, data fusion and processing are completed through the heterogeneous signal processing subsystem, and then information interaction is performed through the broadband local area network between the fleet.
Specifically, construction operation ships carry various ocean engineering construction equipment, such as man-made deep submergence vehicles, underwater robots and various construction tools; the detection operation ship carries various ocean detection devices, such as ADCP, CTD, side scan sonar, shallow profile instrument and the like; the other operation ships carry equipment according to the operation requirement.
When an operation fleet parks in an offshore operation area, a fleet local area network is built; the ship carrying the side-scan detection sonar scans the seabed of the operation area, the scanned data and results are shared in real time through a network, and the ship carrying other equipment detects in related areas according to the requirements; according to the detection results of various detection operation ships, the construction operation ships select points for construction, the carried construction equipment also feeds back construction requirements in real time, and the detection operation ships are dispatched to monitor construction points or other ships are dispatched to perform auxiliary matching operation; the fleet can be connected with a shore-based internet through satellite communication or wireless communication, and feeds back construction progress to land in real time, seeks technical assistance and the like.
For a better understanding of the present invention, the following description is given in conjunction with specific examples.
The following description of the implementation process of the present invention is given by taking an application scenario of offshore vessel navigation support as an example, and may include:
network sharing
1) After the buoy A at the near shore end is connected into a shore-based network, a signal relayed by the buoy A is connected into the nearby ship A, and the ship A is only connected into the shore-based network from the signal relayed into the near shore-based network, so that shore-based information is obtained, and information of shipborne equipment, such as positions, radars, images and the like, of the ship A is selectively shared;
2) the heterogeneous signal processing platform carried by the ship A carries out signal conversion through a signal processor when receiving signals from a satellite, a maritime radio, a shore-based broadcast and the like, acquires information useful for navigation of the ship A, and shares the information into a network;
3) the ship B which is far away from the offshore end but close to the ship A and can receive the signal of the ship A is connected into a shore-based network through the relay signal of the ship A to obtain and share the information of the ship A and the shore-based network;
4) the buoy B with a longer distance can receive the network information of the ship B at the moment, and then the network information is subjected to relay diffusion, so that nearby ships can only access the network, and the network coverage is realized by increasing the number;
5) the ship is provided with a wireless hotspot, and a crew can be connected to the Internet when the ship is on the net.
As shown in fig. 3, it is a schematic diagram of a structure for building an offshore network by means of relaying.
Second, ship navigation guarantee operation flow
1) A system display interface is arranged in a ship cab, all information such as images, sea charts, navigation, ship states and the like are displayed on the interface, and a driver can operate only by simply turning on and off the interface;
2) when the AIS equipment carried by the ship A finds a ship in front of a navigation route, the system calls a radar, a photoelectric telescope and radio communication equipment to perform target identification and communication on the ship, and the two ships confirm a passing sequence;
3) when the radar of the ship A finds that an unknown object exists in front of a travelling route, the photoelectric telescope is called to carry out image recognition, information sharing is carried out between the photoelectric telescope and nearby ships by using a network, and various information of the unknown object is confirmed so as to deal with ship-meeting operation;
4) when receiving the wireless rescue signal at sea, the buoy B relays the signal, and when receiving the signal, the nearby net ship goes to rescue;
5) when the ship is operating at the port, the port and the customs transmit the port condition to the ship at the port, and can display a real-time route to guide the ship at the port.
The implementation process of the embodiment of the invention is described below with reference to the application scenario of deep-sea mining operation guarantee.
Network sharing
1) After the mining fleet reaches the sea area of the mining area, putting a relay buoy in the mining area, wherein the buoy is mutually connected with the ship to build a broadband mining area local area network;
2) in the fleet, the host ship connects the local area network to the shore-based network through satellite communication.
Secondly, the operation process of ship operation guarantee:
1) the ship carrying the multi-wave-speed sonar detects the submarine topography of the mining area, searches for a favorable mining operation point, and shares the detection data and results of the favorable mining operation point to a detection ship carrying sampling equipment through a network;
2) the sampling ship selects a proper point for sampling according to the multi-wave speed detection result, analyzes the mineral category and content of the area, and shares data to the mining operation ship;
3) the mining operation ship selects points to place the underwater mining robot for mining according to various detection structures, monitoring equipment carried on the robot returns back in real time, and operators on the mining operation ship determine whether assistance and support of other ships are needed or not according to conditions;
4) the mining schedule is transmitted back to the shore-based headquarters by the satellite network, and the headquarters dispatches ships to assist or provide technical support through the satellite network.
The marine distributed self-organizing network system provided by the embodiment of the invention is a local area network which is substantially composed of various marine communication nodes, and a shore-based internet and a marine-satellite-shore-based combined wide area network are accessed by gateway equipment or a short wave communication base station or a mobile cellular network base station.
The embodiment of the invention provides a marine distributed self-organizing network system based on fixed buoys and mobile ships, a network layer is built by taking nearby buoys and ships as relays, high-speed internet coverage on the sea is realized, equipment carried on the ships can acquire information from the aspects of radar, wireless networks, satellites and the like, information data is subjected to fusion processing, the integration of functions of ship identification, navigation, communication and the like is realized, and the comprehensive guarantee of ship navigation and operation is realized.
In the embodiment of the invention, the network communication node enables the network to cover a large area on the sea in a relay mode, and the system can access multi-source heterogeneous signals and data by carrying out data fusion and processing of the heterogeneous signal processing subsystem, and can conveniently and quickly move various data required by navigation by carrying out data fusion and linkage of various devices carried by ships.
According to the marine distributed self-organizing network system provided by the embodiment of the invention, the problem that the existing marine communication network is difficult to cover is solved, and the expenditure of networking by satellite communication alone is saved by connecting a shore-based network in a multi-channel manner; the condition that marine multi-source heterogeneous signals are difficult to receive and transmit is solved, so that the ship can receive and transmit various signals without independently adding hardware equipment; the problems of multiple equipment types, complex operation and large occupied space on the ship are solved, so that various equipment can be reasonably integrated and unified; the information interaction between marine ships is promoted, the safety of ship navigation and operation is improved, and the distress risk is reduced.
It should be noted that, in the embodiment of the present invention, the offshore communication node may be a marine communication node in a signal coverage range of a short-wave communication base station or a cellular network base station built on a shore base, and the open-sea communication node may be a marine communication node that cannot access the short-wave communication base station or the cellular network base station by itself.
While the invention has been described in connection with specific embodiments thereof, it is to be understood that it is intended by the appended drawings and description that the invention may be embodied in other specific forms without departing from the spirit or scope of the invention.
Claims (10)
1. The marine distributed self-organizing network system is characterized by comprising a shore-based communication node and a plurality of marine communication nodes, wherein the shore-based communication node comprises a short-wave communication base station and/or a mobile communication cellular base station, the marine communication nodes are loaded with radio frequency modules and gateway equipment, and each marine communication node comprises a marine communication node and a far-sea communication node, wherein:
the offshore communication node is used for accessing a shore-based internet through a gateway device or the short wave communication base station or a mobile communication cellular network base station; the carried radio frequency module transmits a relay signal to carry out communication relay, and establishes communication connection with the open sea communication node in the communication range of the radio frequency module;
the open sea communication node which receives the relay signal is used for carrying out communication relay through a radio frequency module carried by the open sea communication node and establishing communication connection with the open sea communication node in the communication range of the open sea communication node; and transmitting a relay signal through the carried radio frequency module to carry out communication relay to establish the marine local area network.
2. The system of claim 1, wherein the maritime communication node comprises a vessel carrying a satellite communication module;
the ship is also used for accessing a shore-based internet through the satellite communication module.
3. The system of claim 2, wherein the offshore communication node further comprises a buoy.
4. The system according to claim 3, characterized in that the ship is also loaded with a heterogeneous signal processing subsystem and a target identification device;
the target identification device is used for detecting obstacles in the ship navigation process, collecting obstacle information and sending the obstacle information to the heterogeneous signal processing subsystem;
and the heterogeneous signal processing subsystem is used for processing the received obstacle information.
5. The system of claim 4, wherein the object recognition device comprises at least one of: keep away barrier sonar, radar and photoelectric telescope under water, wherein:
the underwater obstacle avoidance sonar is used for detecting obstacles in the ship navigation process;
and the radar or the photoelectric telescope is used for collecting obstacle information and sending the obstacle information to the heterogeneous signal processing subsystem.
6. The system of claim 5, wherein the heterogeneous signal processing subsystem comprises a broadband software reconfigurable radio frequency module and a heterogeneous signal processor; wherein:
the broadband software reconfigurable radio frequency module is used for receiving or sending communication signals, wherein the communication signals comprise multi-source heterogeneous signals and send back complex signals according to signal systems of signal sources;
the heterogeneous signal processor is used for receiving the multi-source heterogeneous signals sent by the radar and/or the photoelectric telescope, processing the received multi-source heterogeneous signals to obtain obstacle information, and performing fusion processing on the obstacle information sent by the radar and/or the photoelectric telescope by using a data fusion technology to obtain obstacle fusion information.
7. The system of claim 6, wherein the vessel further carries a display device;
and the display equipment is used for displaying the obstacle fusion information output by the heterogeneous signal processor.
8. The system of claim 7,
the ship is further configured to share the obstacle fusion information within the marine local area network.
9. The system of claim 8,
the ship is further configured to obtain navigation reference information, where the navigation reference information includes at least one of: marine environment information, climate information and ship anomaly information; and sharing the acquired navigation reference information through the marine local area network.
10. The system according to any one of claims 2 to 9, wherein the vessel is further equipped with ocean detection equipment;
the ocean detection equipment is used for acquiring ocean detection information; and sharing the ocean exploration information through the ocean local area network.
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| CN113068228A (en) * | 2021-03-18 | 2021-07-02 | 几维通信技术(深圳)有限公司 | Ocean mobile communication method based on convergence gateway |
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| CN114363117A (en) * | 2021-12-13 | 2022-04-15 | 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） | Wireless subnetwork heterogeneous interconnection method and system |
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Application publication date: 20200519 |