KR102655215B1 - Method of connecting network between ship side and ground side for remote teleprocessing and system performing thereof - Google Patents

Abstract

A network connection system between ships and ground personnel for remote maintenance according to an embodiment of the present invention generates different types of request packets consisting of fixed items and data items, provides them to the main server, and generates request packets from the main server. A ground control client terminal that receives a response packet for a packet, upon receiving the request packet from the ground control client terminal, identifies the request packet using a fixed item of the request packet and uses a data item of the request packet. The main server processes the request, generates a notification packet notifying that the request has been processed, and provides it to the ship operation client terminal. When the notification packet is received from the main server, a packet containing a link to the ship data is generated. It includes a ship operation client terminal provided to the main server.

Description

Network connection method between ship and ground personnel for remote maintenance and system for executing the same {METHOD OF CONNECTING NETWORK BETWEEN SHIP SIDE AND GROUND SIDE FOR REMOTE TELEPROCESSING AND SYSTEM PERFORMING THEREOF}

The present invention relates to a network connection method between ships and ground personnel for remote maintenance and a system for executing the same. More specifically, the present invention relates to a network connection between ships and ground personnel to support augmented reality-based intelligent ship remote maintenance. It relates to a network connection method between ship and ground personnel for remote maintenance and a system for executing the same.

Currently, autonomous ships are being researched and developed at sea, similar to self-driving cars on land. Autonomous ships are named MASS (Maritime Autonomous Surface Ships; hereinafter referred to as ‘autonomous ships’) by the International Maritime Organization (IMO). Autonomous ships are only being proposed at the research and development level, and there are no commercialized autonomous ships yet.

Autonomous ships are the core of future high value-added ships that integrate elemental technologies related to the 4th industrial revolution such as ICT, sensors, and smart technologies. They are superior to general ships in safety and economic efficiency, and as demand from shipping companies increases, they will account for the majority of global ship orders in the future. is expected to occupy.

Autonomous ships are leading to a decrease in crew members, and it is difficult for professional engineers to come on board due to crew members' lack of problem-solving skills. As a result, additional costs are incurred due to increased waiting time for professional engineers to board for maintenance, and an increase in shipowner/seafarer complaints is inevitable. do.

As a result, the need for an efficient maintenance system is emerging, and by preventing accidents in advance through autonomous operation as well as real-time information analysis of equipment status, the rate of marine accidents where human error is 70-80% can be reduced.

Registered Patent No. 10-1808293 (December 6, 2017) Registered Patent No. 10-1315259 (September 30, 2013) Registered Patent No. 10-1236838 (February 19, 2013)

The purpose of the present invention is to provide a network connection method between ship and ground personnel for remote maintenance that enables network connection between ship and ground personnel to support augmented reality-based intelligent ship remote maintenance, and a system for executing the same. .

In addition, the purpose of the present invention is to provide a network connection method between ship and ground personnel for remote maintenance that allows ship and ground personnel to collaborate remotely by communicating through packets for remote maintenance, and a system for executing the same. Do it as

In addition, the purpose of the present invention is to provide a network connection method between ship and ground personnel that normalizes the form of packets so that ship and ground personnel can infer content without special explanation using packets, and a system for executing the same. .

The objects of the present invention are not limited to the objects mentioned above, and other objects and advantages of the present invention that are not mentioned can be understood by the following description and will be more clearly understood by the examples of the present invention. Additionally, it will be readily apparent that the objects and advantages of the present invention can be realized by the means and combinations thereof indicated in the patent claims.

To achieve this purpose, a network connection system between ship and ground personnel for remote maintenance generates different types of request packets consisting of fixed items and data items and provides them to the main server, and sends request packets from the main server. A ground control client terminal that receives a response packet, upon receiving the request packet from the ground control client terminal, identifies the request packet using a fixed item of the request packet and requests information using a data item of the request packet. The main server processes and generates a notification packet notifying that the request has been processed and provides it to the ship operation client terminal, and when receiving the notification packet from the main server, it generates a packet containing a link to the ship data. It includes a ship operation client terminal provided to the main server.

In addition, a network connection method between a ship and ground personnel for remote maintenance to achieve this purpose includes the steps of a ground control client terminal generating different types of request packets consisting of fixed items and data items and providing them to the main server; When the main server receives the request packet from the ground control client terminal, it identifies the request packet using the fixed item of the request packet and processes the request using the data item of the request packet to fulfill the request. Generating a notification packet notifying the fact of processing and providing it to the ship operation client terminal; and when the ship operation client terminal receives the notification packet from the main server, generating a packet including a link to the ship data to the main server Includes steps provided to.

According to the present invention as described above, there is an advantage of being able to connect a network between ships and ground personnel to support augmented reality-based intelligent ship remote maintenance.

Additionally, according to the present invention, there is an advantage that ship and ground personnel can communicate and collaborate remotely through packets for remote maintenance.

In addition, according to the present invention, there is an advantage that by normalizing the form of the packet, ship and ground personnel can use the packet to infer the content without special explanation.

1 is a diagram illustrating a network connection system between a ship and ground personnel for remote maintenance according to an embodiment of the present invention.
Figure 2 is a diagram illustrating a packet transmission and reception process in a network connection system between a ship and ground personnel for remote maintenance according to an embodiment of the present invention.
Figure 3 is a diagram for explaining a packet according to an embodiment of the present invention.
Figure 4 is a diagram for explaining an embodiment of a network connection method between a ship and ground personnel for remote maintenance according to the present invention.

The above-mentioned objects, features, and advantages will be described in detail later with reference to the attached drawings, so that those skilled in the art will be able to easily implement the technical idea of the present invention. In describing the present invention, if it is determined that a detailed description of known technologies related to the present invention may unnecessarily obscure the gist of the present invention, the detailed description will be omitted. Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the attached drawings. In the drawings, identical reference numerals are used to indicate identical or similar components.

Among the terms used in this specification, “packet” is transmitted and received between a client terminal and a server for remote maintenance and includes fixed items and data items. A fixed item is an item corresponding to a predetermined keyword, and a data item is an item corresponding to data that varies depending on the packet. Fixed items include packet name, packet version, and transmitter.

The packet name includes the name for the client-server transmission/reception packet and the name for the login packet. For example, names for client-server transmission and reception packets include the client's request (Question), the server's response to the client request (Answer), and notification to the server and client (Notification). As another example, names for login packets include a login request (QLogin: Question Login), a response to a login request (ALogin: Answer Login), and a notification for login information (NLogin: Notification Login).

The packet version increases when the packet changes. Even if the version is upgraded, all contents of the previous version must be included, and the transmitting entities include the ship operation client (SC), ground control client (GC), and expert client (EC).

Data items include prefixes, accounts and logins, group settings, direct transfers, link transfers, etc.

Prefixes include client to server (CSxxx: Client to Server) and server to client (SCxx: Server to Client). Accounts and logins include creating accounts (QNewAccount, ANewAccount), deleting accounts (QDelAccount, ADelAccount), editing accounts (QEditAccount, AEditAccount, NEditAccount), logging in (QLogin, ALogout, NLogout), and logging out (QLogout, ALgout, NLogout). do.

Group settings include group creation (QNewGroup, ANewGroup, NNewGroup), group deletion (QDelFroup, ACDelGroup, NDelGroup), group registration (QJoinGroup, AJoinGroup, NJoinGroup), group withdrawal (QExitGroup, AExitGroup, NExitGroup), and group list (QGroupList, AGroupList, NGroupList).

Direct transfers include message text transfer (NChat), message list transfer (QChatList, AChatList, NChatList), drawing transfer (NDraw), and data transfer (GPS location (NGPSPosition)).

Link transmission includes video link transmission (NLinkConference), data link transmission (NLinkData), image link transmission (NLinkImage), and MWP (Maintenance Work Package) link transmission (NLinkMWP).

Among the terms used in this specification, “ship” should be understood as a concept that includes not only the ship itself but also plants and other marine structures.

1 is a diagram illustrating a network connection system between a ship and ground personnel for remote maintenance according to an embodiment of the present invention.

Referring to FIG. 1, a network connection system between a ship and ground personnel for remote maintenance includes a client terminal 100 and a main server 200. The client terminal 100 includes a ship operation client terminal 110, a ground control client terminal 120, and an expert client terminal 130.

The ship operation client terminal 110 forms video data and voice data recorded by recording videos related to the maintenance and repair of one or more equipment mounted on the ship 110, and maintains the video data and voice data based on the video data and voice data. It can operate to implement augmented reality related to maintenance and repair.

According to one embodiment, the ship operation client terminal 110 may include augmented reality software to enable augmented reality implementation, and may include a voice acquisition unit (e.g., microphone) and an image acquisition unit (e.g., camera). can be provided. In addition, the ship operation client terminal 110 is installed with smart manual software for communicating with the shore for failure response (repair) and maintenance of one or more equipment.

The ship operation client terminal 110 can store video data and audio data received through networks inside and outside the ship. At this time, the network inside the ship includes the onboard network system 113, and the network outside the ship may include, but is not limited to, a satellite communication network and a mobile communication network.

Therefore, if a malfunction occurs in equipment mounted on the ship 110 while communication with the outside of the ship is cut off, the ship operation client terminal 110 can detect similar problems through the ship operation client terminal 110. When a problem occurs, you can search the stored video and audio data for solutions and use it as a reference for troubleshooting.

In addition, the ship operation client terminal 110 can store smart manual data including ship blueprints, maintenance manuals, operation manuals, etc., and can continuously update the stored data through communication with the land.

The satellite communication unit may communicate with the ground control client terminal 120, the expert client terminal 130, and the ship operation client terminal 110 located on land using a satellite communication method. According to one embodiment, the satellite communication unit 116 may include a Very Small Aperture Terminal (VSAT), but is not limited thereto.

Figure 2 is a diagram illustrating a packet transmission and reception process in a network connection system between a ship and ground personnel for remote maintenance according to an embodiment of the present invention.

Referring to FIG. 2, a network connection system between a ship and ground personnel for remote maintenance includes a client terminal 100 and a main server 200. The client terminal 100 includes a ship operation client terminal 110, a ground control client terminal 120, and an expert client terminal 130.

The ground control client terminal 120 generates a request packet and provides it to the main server 200. At this time, the request packet includes a login request packet, group setting packet, link transmission packet, data transmission packet, etc.

In one embodiment, if it is a login request packet, the ground control client terminal 120 sends the packet name (QLogin) indicating the login request, the packet version, the transmission subject (GC) indicating the ground control client, and the main server 200. The unique index issued by the server is recorded in a fixed item, the encryption method indicated by the client to the server, the encrypted ID according to the encryption method, and the encrypted password according to the encryption method are recorded in the data item to generate a login request packet to the main server. It is provided to the ship operation client terminal 110 through (200).

In another embodiment, when it is a logout request packet, the ground control client terminal 120 includes a packet name (QLogout) indicating the logout request, a packet version, a transmission subject (GC) indicating the ground control client, and a main server ( The unique index issued by 200) is recorded in a fixed item, the encryption method indicated by the client to the server, and the encrypted ID according to the encryption method are recorded in the data item to generate a logout request packet to log out the main server 200. It is provided to the ship operation client terminal 110 through.

In another embodiment, the ground control client terminal 120, in the case of a packet instructing transmission of a control command, includes a packet name (Question), a packet version, a transmission subject (GC) indicating the ground control client, and a main server ( The unique index issued by 200 is recorded in the fixed item, the prefix indicating the server from the client, and the message text transmission (NChat) are recorded in the data item to generate a packet indicating transmission of the control command to the main server (200) ) is provided to the ship operation client terminal 110.

When receiving a response packet to a request packet, the ground control client terminal 120 determines the type of packet based on the packet name among the fixed items of the response packet and determines the type of server that transmitted it based on the transmitting subject.

In one embodiment, when the ground control client terminal 120 receives a login request response packet for a login request packet, if the packet name among the fixed items indicates a response to the login request (ALogin), the ground control client terminal 120 determines the type of packet as a login request. It is decided based on the response packet, and if the transmitting entity is the main server (MS), the transmitting entity is determined as the main server. As described above, the ground control client terminal 120 can confirm that login is completed upon receiving the response packet to the request packet.

In another embodiment, when the ground control client terminal 120 receives a logout request response packet for a logout request packet, if the packet name among the fixed items indicates a response to the logout request (ALogout), the ground control client terminal 120 The type is determined as a logout request response packet, and if the transmitter is the main server (MS), the transmitter is determined to be the main server. As described above, the ground control client terminal 120 can confirm that logout is complete upon receiving the response packet to the request packet.

When the main server 200 receives a request packet from the client terminal 100, the main server 200 determines the type of the packet based on the packet name among the fixed items of the request packet and determines the type of the sending client based on the transmitting subject, The client terminal is identified through a unique index.

In one embodiment, the main server 200 determines the type of packet as a login request packet when the packet name among the fixed items of the request packet indicates a login request (QLogin), and the transmitting subject is a ground control client (GC). In this case, the transmitting subject is determined to be the ground control client, and the client terminal is identified through a unique index.

In the above embodiment, when the main server 200 determines that the request packet received from the ground control client (GC) is a login request packet, it uses the encryption method, encrypted account, and encrypted password among the data items of the request packet. Execute login.

Additionally, when the main server 200 receives a request packet from the client terminal 100, it generates a response packet for the request packet and provides it to the corresponding client terminal 100. At this time, the response packet includes a login request response packet, group setting response packet, link transmission response packet, and data transmission response packet.

In one embodiment, when the main server 200 is a response to a login request, the packet name (ALogin) indicating the response to the login request, the transmission subject (MS) indicating the main server 200, and the main server 200 ) is recorded in the fixed item, and the login response to the login request (ALogin) is recorded in the data item to generate a login request response packet and provide it to the client terminal 100.

The main server 200 generates a response packet to the request packet and provides it to the corresponding client terminal 100, then generates a notification packet notifying the fact of the response and provides it to other client terminals 100. The notification packet may include an account edit notification packet, a login notification packet, a logout notification packet, a group creation notification packet, a group deletion notification packet, and a group withdrawal notification packet.

In one embodiment, after the ground control client's login is completed, the main server 200 generates a notification packet notifying the fact that the ground control client's login has been completed and provides it to the ship operation client terminal 110.

More specifically, when the main server 200 notifies login completion, the packet name (NLogin) indicating login completion, the transmission subject (MS) indicating the main server 200, and the packet issued by the main server 200 The unique index is recorded in the fixed item, and the login notification (NLogin) is recorded in the data item to generate a login notification packet and provide it to the client terminal 100.

When the ship operation client terminal 110 receives the notification packet from the main server, it generates a packet including a link to ship data and provides it to the ground control client terminal 120 through the main server 200.

In one embodiment, the ship operation client terminal 110, in the case of a packet instructing the transmission of ship data, includes a packet name (Question), a packet version, a transmission subject (SC) indicating the ship operation client, and the main server 200. The unique index issued by is recorded in the fixed item, the prefix indicating the server from the client, message text transmission (NChat), and video link transmission (NLinkConference) are recorded in the data item to generate a login notification packet to the main server (200) ) is provided to the ground control client terminal 120 through ).

In another embodiment, the ship operation client terminal 110 transmits the location packet, packet name (Question), packet version, and transmission subject (SC) indicating the ship operation client, issued by the main server 200. The unique index is recorded in the fixed item, the prefix indicating the server from the client and the GPS position indicating (NGPSPosition) are recorded in the data item to generate a login notification packet, and the ground control client terminal ( 120).

Figure 3 is a diagram for explaining a packet according to an embodiment of the present invention.

Referring to FIG. 3, the ground control client terminal 120 generates a request packet and provides it to the main server 200. At this time, the request packet includes a login request packet, group setting packet, link transmission packet, data transmission packet, etc.

In one embodiment, the ground control client terminal 120, in the case of a login request packet as shown in FIG. 3, includes a packet name indicating the login request ("name": QLogin), a packet version ("version": 1), and a ground control client. The transmission subject ("sender": GC) indicating the "encrypt": "AES128"), the ID encrypted according to the encryption method ("id: "AES128EncryptedBase64UserId"), and the password encrypted according to the encryption method ("pw: "AES128EncryptedBase64Password") are recorded in the data item to send the login request packet. It is generated and provided to the main server 200.

When the main server 200 receives a request packet from the client terminal 100, the main server 200 determines the type of the packet based on the packet name among the fixed items of the request packet and determines the type of the sending client based on the transmitting subject, The client terminal is identified through a unique index.

In one embodiment, the main server 200 determines the type of packet as a login request packet when the packet name among the fixed items of the request packet indicates a login request (QLogin), and the transmitting subject is a ground control client (GC). In this case, the transmitting subject is determined to be the ground control client, and the client terminal is identified through a unique index.

In the above embodiment, when the main server 200 determines that the request packet received from the ground control client (GC) is a login request packet, it uses the encryption method, encrypted account, and encrypted password among the data items of the request packet. Execute login.

Figure 4 is a diagram for explaining an embodiment of a network connection method between a ship and ground personnel for remote maintenance according to the present invention.

Referring to FIG. 4, the ground control client terminal 120 generates different types of request packets consisting of fixed items and data items (step S405) and provides them to the main server 200 (step S410).

When the main server 200 receives the request packet from the ground control client terminal 120, the main server 200 identifies the request packet using a fixed item of the request packet and processes the request using the data item of the request packet. A notification packet notifying the fact that the request has been processed is generated (step S420) and provided to the ship operation client terminal 110 (step S425).

When the ship operation client terminal 110 receives the notification packet from the main server 200, it generates a packet containing a link to the ship data (step S430) and provides it to the main server 200 (step S435).

Although the present invention has been described with reference to limited embodiments and drawings, the present invention is not limited to the above embodiments, and various modifications and variations can be made by those skilled in the art from these descriptions. Accordingly, the spirit of the present invention should be understood only by the scope of the claims set forth below, and all equivalent or equivalent modifications thereof shall fall within the scope of the spirit of the present invention.

100: client terminal,
200: main server,
110: Ship operation client terminal,
120: ground control client terminal,
130: expert client terminal,

Claims (8)

a ground control client terminal that generates different types of request packets consisting of fixed items and data items, provides them to the main server, and receives response packets to the request packets from the main server; When receiving the request packet from the ground control client terminal, the request packet is identified using the fixed item of the request packet, and the request is processed using the data item of the request packet to confirm the fact that the request has been processed. A main server that generates a notification packet and provides it to the ship operation client terminal; A ship operating client terminal that generates a packet including a link to ship data and provides the packet to the main server upon receiving the notification packet from the main server;
The packet is transmitted and received between a client terminal and the main server for remote maintenance, and includes a fixed item and a data item, wherein the fixed item is an item corresponding to a predetermined keyword corresponding to the packet name, packet version, and transmission subject. , and the data item is an item corresponding to data that varies depending on the packet,
Data items in the packet include prefix, account and login, group settings, direct transmission, and link transmission, and the prefix includes client to server transmission (CSxxx: Client to Server) and server to client transmission (SCxx: Server to Client ), and accounts and logins include account creation (QNewAccount, ANewAccount), account deletion (QDelAccount, ADelAccount), account editing (QEditAccount, AEditAccount, NEditAccount), login (QLogin, ALogout, NLogout), and logout (QLogout, ALgout). , NLogout), and group settings include group creation (QNewGroup, ANewGroup, NNewGroup), group deletion (QDelFroup, ACDelGroup, NDelGroup), group registration (QJoinGroup, AJoinGroup, NJoinGroup), group leaving (QExitGroup, AExitGroup, NExitGroup), and Includes group list (QGroupList, AGroupList, NGroupList), direct transfer includes message text transfer (NChat), message list transfer (QChatList, AChatList, NChatList), drawing transfer (NDraw) and data transfer (GPS position (NGPSPosition) A network connection system between ship and ground personnel for remote maintenance, characterized in that.
delete According to paragraph 1,
The packet is a network connection system between ship and ground personnel for remote maintenance, characterized in that it includes a client's request packet, a server's response packet to the client's request, a server's announcement packet, and a client's announcement packet.
delete A ground control client terminal generating different types of request packets consisting of fixed items and data items and providing them to the main server; When the main server receives the request packet from the ground control client terminal, it identifies the request packet using the fixed item of the request packet and processes the request using the data item of the request packet to fulfill the request. Generating a notification packet notifying the fact of processing and providing it to the ship operation client terminal; And when the ship operation client terminal receives the notification packet from the main server, generating a packet including a link to ship data and providing the packet to the main server;
The packet is transmitted and received between a client terminal and the main server for remote maintenance, and includes a fixed item and a data item, wherein the fixed item is an item corresponding to a predetermined keyword corresponding to the packet name, packet version, and transmission subject. , and the data item is an item corresponding to data that varies depending on the packet,
Data items in the packet include prefix, account and login, group settings, direct transmission, and link transmission, and the prefix includes client to server transmission (CSxxx: Client to Server) and server to client transmission (SCxx: Server to Client ), and accounts and logins include account creation (QNewAccount, ANewAccount), account deletion (QDelAccount, ADelAccount), account editing (QEditAccount, AEditAccount, NEditAccount), login (QLogin, ALogout, NLogout), and logout (QLogout, ALgout). , NLogout), and group settings include group creation (QNewGroup, ANewGroup, NNewGroup), group deletion (QDelFroup, ACDelGroup, NDelGroup), group registration (QJoinGroup, AJoinGroup, NJoinGroup), group leaving (QExitGroup, AExitGroup, NExitGroup), and Includes group list (QGroupList, AGroupList, NGroupList), direct transfer includes message text transfer (NChat), message list transfer (QChatList, AChatList, NChatList), drawing transfer (NDraw) and data transfer (GPS position (NGPSPosition) A network connection method between ship and ground personnel for remote maintenance, characterized in that.
delete According to clause 5,
The packet is a network connection method between ship and ground personnel for remote maintenance, characterized in that it includes a client's request packet, a server's response packet to the client's request, a server's announcement packet, and a client's announcement packet. delete