WO2019093677A1

WO2019093677A1 - Three-dimensional based electronic navigational chart display system

Info

Publication number: WO2019093677A1
Application number: PCT/KR2018/012371
Authority: WO
Inventors: 정진욱
Original assignee: 정진욱
Priority date: 2017-11-09
Filing date: 2018-10-19
Publication date: 2019-05-16
Also published as: KR101979513B1

Abstract

The present invention relates to a three-dimensional based electronic navigational chart display system and can effectively provide help in shortest distance navigation of ships and prevention of marine accidents as well as safe navigation by comprising at least one sailing information acquisition device, a sailing information collection device, a sailing information storage device, an electronic navigational chart information acquisition device, a three-dimensional coordinate conversion device, a display device and a control device.

Description

3D-based electronic chart display system

The present invention relates to a system for displaying an electronic navigational chart (ENC) on a three-dimensional (3D) basis.

Recently, with the rapid development of electronic technology and computer technology, RSC (Radar Scan Converter), which is a device that converts radar signals to computer data, which was previously treated only as military technology, has come into the market at low cost. International standardization of the Automatic Identification System (AIS), which automatically exchanges information in real time, and the Electronic Navigational Chart (ENC), which enables paper charts to be completely converted into a computer internal database and utilized .

This electronic chart (ENC) is used as a digital chart for electronic navigation equipment used in various ships through digitalization of paper charts, and is used to protect marine safety and marine environment.

Examples of technologies related to such an electronic chart (ENC) include domestic registered patent No. 10-0562216 (a method for manufacturing a simplified electronic chart for an automatic tracking system for ships using an international certified electronic chart), Korean Patent Laid-Open No. 10-2006-0105300 A web-based electronic chart display device for electronic chart application service, and an information processing method thereof).

These electronic charts (ENC) adopt the digital waterway data exchange standard (S-57) established by the International Hydrographic Organization (IHO). Each country's hydrographic stations use the International Hydrographic Organization Manufactured in accordance with the standards and production guidelines. When data generated by the S-57's presentation protocol is transmitted to different types of computers, the data is encapsulated and transmitted. This protocol conforms to the ISO / IEC 8211 standard.

Here, the electronic chart (ENC) based on the S-57, a digital waterway data exchange standard established by the International Hydrographic Organization (IHO), is difficult to provide additional information such as undersea topographical information, bird information, weather information, Therefore, various information can be included in the electronic chart (ENC) by adopting the present specification protocol of S-101.

On the other hand, in the electronic chart data application system such as the chart system and the electronic chart display and information system (ECDIS), the system is constructed by utilizing the electronic chart data. Up to now, There is a problem in that it is necessary to process and apply the data to the electronic chart data for each electronic chart data application system.

Since the current paper chart and the electronic chart (ENC) are usually displayed on a two-dimensional plane, it is impossible to express and reflect the hardness distance varying with the latitude, so that the skilled person (e.g., captain, There is a problem that it is difficult to carry out the shortest distance operation and safe operation because the change point occurs almost every day.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a navigation system for a navigation system, The position information of the vessel and the ocean is converted into a three-dimensional spherical coordinate system reflecting the longitude distance and displayed on the display screen so that the shortest distance operation of the vessel and prevention of marine accident can be effectively assisted And to provide a three-dimensional electronic chart display system.

According to an aspect of the present invention, there is provided a navigation system including at least one sensor installed at a specific position of a ship, for acquiring navigation information data necessary for ship operation through at least one sensor, Navigation information acquisition device; A navigation information collection device for collecting device identification information unique to the ship, which is transmitted from each navigation information acquisition device, together with navigation information data of the ship, periodically or in real time; The navigation information data of the corresponding ship collected from the navigation information collecting device and the unique device identification information together with the navigation information data of the corresponding ship collected from the navigation information collecting device, Navigation information storage; An electronic chart information acquiring device for acquiring digital ocean map information data from an electronic navigational chart (ENC) having information necessary for safe navigation of a ship according to an international standard; The navigation information data stored in the navigation information storage device and the digital ocean map information data acquired from the electronic chart information acquiring device are received, and based on the received longitude distance, Dimensional coordinate system into a three-dimensional spherical coordinate system; A display device for displaying the position information of the ship and the ocean which are converted from the three-dimensional coordinate transformation device into a three-dimensional spherical coordinate system on a display screen; And a controller for receiving the position information of the ship and the ocean which are converted from the three-dimensional coordinate transformation device into a three-dimensional spherical coordinate system, and based on the position information, Dimensional electronic chart display system including a control device for controlling the display device to be displayed on a display screen of a three-dimensional electronic chart display system.

Here, each navigation information acquiring device may include at least one of a Differential Global Positioning System (DGPS), an Auto Pilot, an Automatic Identification System (AIS), a Gyro compass, (Wind Indicator), a speed log system (Speed Log System), or a Bridge Navigational Watch Alarm System (BNWAS).

Preferably, the control device encrypts device identification information unique to the ship, together with navigation information data of the ship collected from the navigation information collecting device, through a symmetric or asymmetric encryption method, The operation of the navigation information collecting device and the navigation information storing device may be controlled so as to be stored in the navigation information DB.

Preferably, the control device is provided with device identification information unique to the ship, together with navigation information data of the ship stored from the navigation information storage device, and is periodically or real-time provided to the control device so as to be transmitted to an external management means through a communication network.

Preferably, the control device receives unique device identification information together with navigation information data of the corresponding ship stored from the navigation information storage device, encrypts the device identification information using a symmetric or asymmetric encryption method, The navigation information data and the unique device identification information and a decryption key for decrypting the decryption key can be transmitted to the external management means.

Preferably, the external management means decrypts the unique device identification information together with the navigation information data of the encrypted ship, using the decryption key transmitted from the control device, and displays it on the display screen in real time .

Preferably, the external management means may be an administrator terminal or a server capable of wired or wireless communication through the communication network.

Preferably, the external management means may be a cloud server capable of wired or wireless communication through the communication network in order to provide a cloud computing service in response to a request from an external client terminal.

Preferably, the cloud server transmits navigation information data of the ship and a unique device identification information of the ship using the decryption key capable of decoding the navigation information data and the unique device identification information encrypted and transmitted from the controller, After decrypting the identification information, it can be stored in a database (DB) for each navigation information acquiring device in a separate navigation information DB, and stored and managed.

Preferably, the external client terminal searches the sailing information data of the corresponding ship for each sailing information acquisition device stored in the cloud server by using the client member login cloud web service of the cloud server, can do.

Preferably, when the navigation information data of the ship corresponding to each navigation information acquiring device is stored in a database (DB), the cloud server transmits the navigation information of the corresponding ship to the navigation information acquiring device using a symmetric or asymmetric encryption method Information data is encrypted and stored, and a decryption key for decrypting the navigation information data of the corresponding ship to each of the encrypted navigation information acquisition apparatuses is transmitted to the external client terminal.

Preferably, the external client terminal decrypts the navigation information data of the ship for each navigation information acquiring device, which is encrypted and stored in the cloud server, using the decryption key transmitted from the cloud server together with the corresponding client member login information And can display it on the display screen in real time.

Preferably, the cloud server may provide a cloud web service to download sailing information data of the corresponding ship to each sailing information acquisition device stored in a separate sailing information DB through the external client terminal.

Preferably, the external client terminal displays sailing information data of a corresponding ship for each sailing information acquisition device stored in the cloud server through a cloud application related to the sailing information downloaded from the cloud server, can do.

Preferably, the unique device identification information of each navigation information acquiring device includes at least one of a name of the device, a password of the device, a serial number of the device, a type of the device, a maker of the device, a MAC (Media Access Control) A unique IP (Internet Protocol) address, a model of the device and a version of the device, a secret key of the device, or authentication information of the device generated by the PKI-based private key.

According to the three-dimensional-based electronic chart display system of the present invention, the navigation information data of the ship obtained from at least one sensor and the longitude distance varying with latitude based on the digital ocean map information data of the electronic chart (ENC) By converting the position information of the ship and the ocean into a three-dimensional spherical coordinate system and displaying it on the display screen, there is an advantage that it can effectively help the safe navigation in addition to the shortest distance operation and marine accident prevention of the ship.

FIG. 1 is a block diagram of an entire system for explaining a 3D-based electronic chart display system according to an embodiment of the present invention. Referring to FIG.

2 is a block diagram illustrating a management unit according to an embodiment of the present invention.

3 is a view showing an example of an actual screen in which three-dimensional position information transmitted through a control device applied to an embodiment of the present invention is displayed on a display screen of the management means.

The above and other objects, features, and advantages of the present invention will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings, which are not intended to limit the scope of the present invention. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

Terms including ordinals, such as first, second, etc., may be used to describe various elements, but the elements are not limited to these terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component. The terminology used in this application is used only to describe a specific embodiment and is not intended to limit the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise.

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiments. Also, in certain cases, there may be a term selected arbitrarily by the applicant, in which case the meaning thereof will be described in detail in the description of the corresponding invention. Therefore, the term used in the present invention should be defined based on the meaning of the term, not on the name of a simple term, but on the entire contents of the present invention.

When an element is referred to as " including " an element throughout the specification, it is to be understood that the element may include other elements as well, without departing from the spirit or scope of the present invention. Also, the terms " part, " " module, " and the like described in the specification mean units for processing at least one function or operation, which may be implemented in hardware or software or a combination of hardware and software .

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the following embodiments of the present invention may be modified into various other forms, and the scope of the present invention is not limited to the embodiments described below. The embodiments of the present invention are provided to enable those skilled in the art to more fully understand the present invention.

Each block of the accompanying block diagrams and combinations of steps of the flowcharts may be performed by computer program instructions (execution engines), which may be stored in a general-purpose computer, special purpose computer, or other processor of a programmable data processing apparatus The instructions that are executed through the processor of the computer or other programmable data processing equipment will generate means for performing the functions described in each block or flowchart of the block diagram. These computer program instructions may also be stored in a computer usable or computer readable memory capable of directing a computer or other programmable data processing apparatus to implement the functionality in a particular manner so that the computer usable or computer readable memory It is also possible for the instructions stored in the block diagram to produce an article of manufacture containing instruction means for performing the functions described in each block or flowchart of the flowchart.

Computer program instructions may also be loaded onto a computer or other programmable data processing equipment so that a series of operating steps may be performed on a computer or other programmable data processing equipment to create a computer- It is also possible that the instructions that perform the data processing equipment are capable of providing the steps for executing the functions described in each block of the block diagram and at each step of the flowchart.

Also, each block or step may represent a portion of a module, segment, or code that includes one or more executable instructions for executing the specified logical functions, and in some alternative embodiments, It should be noted that functions may occur out of order. For example, two successive blocks or steps may actually be performed substantially concurrently, and it is also possible that the blocks or steps are performed in the reverse order of the function as needed.

FIG. 1 is a block diagram of an overall system for explaining a 3D-based electronic chart display system according to an embodiment of the present invention. FIG. 2 is a block diagram illustrating a management unit applied to an embodiment of the present invention. FIG. 3 is a diagram illustrating an example of an actual screen in which three-dimensional position information transmitted through a control device according to an embodiment of the present invention is displayed on a display screen of the management means.

1 to 3, a 3D-based electronic chart display system according to an embodiment of the present invention includes at least one navigation information obtaining apparatus 100-1 to 100-N, a navigation information collecting apparatus 200, a navigation information storage device 300, an electronic chart information acquiring device 400, a three-dimensional coordinate conversion device 500, a display device 600, and a control device 700. Meanwhile, the components shown in FIG. 1 are not essential, so that a three-dimensional based electronic chart display system according to an embodiment of the present invention may have more or fewer components.

Hereinafter, the components of the 3D-based electronic chart display system according to an exemplary embodiment of the present invention will be described in detail.

Each of the navigation information acquisition apparatuses 100-1 to 100-N is installed at a specific position of the ship and acquires the navigation information data necessary for ship operation through at least one sensor, And performs the function of transmitting.

Each of the navigation information acquisition apparatuses 100-1 to 100-N may be a navigation system such as a DGPS, an Auto Pilot, an Automatic Identification System (AIS) A gyro compass, a wind indicator, a speed log system, or a bridge navigational watch alarm system (BNWAS). However, But not limited to, any apparatus capable of acquiring the information necessary for ship operation.

The GPS (Differential Global Positioning System) uses two or more GPS (Global Positioning System) receivers to correct GPS errors. The GPS system receives signals from distant satellites Therefore, it is a technique to reduce the error of GPS observation, and it is necessary to install a reference station GPS receiver at a point where already precise coordinates are known, monitor all observable satellites, and calculate a range correction And the positioning error of the GPS receiver for the mobile station can be improved.

The autopilot is a device that keeps the key on the ship in order to keep the ship on its way. It carries the key according to the deviation of the set course and the gyro compass measured by the gyro compass. It is characterized by a very strong appearance.

The Automatic Identification System (AIS) is a state-of-the-art apparatus that provides navigation information in real time such as position, speed, and speed of a ship, and is a system for preventing a ship from colliding at sea.

This automatic identification system (AIS) enables to determine the existence and progress of the ship even if it can not recognize the surrounding ship. Also, it is possible to identify the ship, It is possible to carry out the safety management more effectively such as the search and the rescue operation of the control and distress vessel.

The gyro compass is a compass for measuring the direction of a compass made by using a gyroscope instead of a magnet, that is, a direction of a rotation axis of the earth which is easy to rotate at a high speed.

The wind indicator (wind indicator) is a device for recognizing the wind direction, and usually two wings are commonly used, which is also called a weather vane.

The Speed Log System is a system that is attached to the bottom of a boat and used for the purpose of collision prevention in order to know algebraic speed.

The Bridge Navigational Watch Alarm System (BNWAS) is a device for preventing marine accidents caused by negligence on the duty of duty, such as drowsiness of missions officers at the time of sailing.

On the other hand, the unique device identification information of each of the navigation information obtaining apparatuses 100-1 to 100-N includes, for example, the name of the device, the password of the device, the serial number of the device, the type of the device, At least any one of a Media Access Control (MAC) address, a unique IP address of the device, a model of the device and a version of the device, a secret key of the device, or authentication information of a device generated by a PKI-based private key .

The navigation information collecting apparatus 200 performs a function of periodically or real-time collecting unique apparatus identification information together with the navigation information data of the ship transmitted from each of the navigation information acquiring apparatuses 100-1 to 100-N.

The navigation information storage device 300 receives the unique device identification information together with the navigation information data of the corresponding ship collected from the navigation information collecting device 200 and receives the navigation information data of the corresponding ship for each navigation information acquiring device (DB) and stores and manages the database.

The electronic chart information acquiring device 400 acquires digital chart information from an electronic navigational chart (ENC) representing information necessary for safe navigation of a ship according to the international standard (S-57) of the International Hydrographic Organization (IHO) .

In this case, the electronic chart (ENC) represents the route including coastline, isthmus, water depth, lighthouse and light buoy on the paper chart. It is the standard of the International Hydrographic Organization (IHO) It is to be displayed on the display device of the bridge which is the place where the ship is operated according to the standard (S-57).

The three-dimensional coordinate transformation device 500 receives the navigational information data of the corresponding ship stored in the navigation information storage device 300 and the digital marine map information data acquired from the electronic chart information acquiring device 400, And the position information of the ship and the ocean is converted into a three-dimensional spherical coordinate system by reflecting the varying hardness distance.

The display device 600 displays the position information of the ship and the ocean which are converted from the three-dimensional coordinate transformation device 500 into the three-dimensional spherical coordinate system on the display screen.

The display device 600 may be a liquid crystal display (LCD), a light emitting diode (LED), a thin film transistor-liquid crystal display (TFT LCD), an organic light emitting diode Light Emitting Diode (OLED), Flexible Display, Plasma Display Panel (PDP), Surface Alternating Lighting (ALiS), Digital Light Source Processing (DLP), Silicon Liquid Crystal (LCoS) (TDEL), a quantum dot display (SED), a field emission display (FED), a laser TV (quantum dot laser, a liquid crystal laser), a photodetecting liquid display (FLD), an interferometric modulator display (iMoD) (QD-LED), a telescopic pixel display (TPD), an organic light emitting transistor (OLET), a laser fluorescent display (LPD) So long as it can be at least one can include, but not a display (Display) numbers, characters, figures, images, etc. is not limited thereto, but may also comprise any would.

The control device 700 is an apparatus for controlling the overall control of the 3D-based electronic chart display system according to an embodiment of the present invention. In particular, the control device 700 includes a three- And the position information of the ocean and receives the position information of the ocean and controls the display device 600 to display the information on a display screen of the display device 600 using the 3D graphics engine.

In addition, the control device 700 encrypts device identification information unique to the ship, together with navigation information data of the ship collected from the navigation information collecting device 200, through the symmetric or asymmetric encryption method and is stored in the navigation information storage device 300 The navigation information collecting apparatus 200 and the navigation information storing apparatus 300 so as to be stored in a separate database (DB).

In addition, the control device 700 receives the device identification information unique to the ship from the navigation information storage device 300, along with the navigation information data of the corresponding ship, periodically or in real time and receives the device identification information from the external management means 800 through the communication network 10. [ As shown in FIG.

In addition, the control device 700 receives unique device identification information together with navigation information data of the ship stored from the navigation information storage device 300, encrypts the device identification information using a symmetric or asymmetric encryption method, The navigation information data and the unique device identification information of the ship and a decryption key for decrypting the decryption key to be transmitted to the external management means 800. [

The external management means 800 decrypts the unique device identification information together with the navigation information data of the encrypted ship using the decryption key transmitted from the control device 700, Display function.

The external management means 800 may be an administrator terminal or a server capable of performing wired or wireless communication through the communication network 10. The communication network 10 may be a large communication network capable of providing a large capacity, (WiFi), WiGig, Wireless Broadband Internet (WiBro), World Interoperability for Microwave Access (WiMax), and WiMAX (WiMAX) for providing high-speed multimedia services. ), And the like.

The Internet includes a plurality of services such as HTTP (Hyper Text Transfer Protocol), Telnet, File Transfer Protocol (FTP), Domain Name System (DNS), Simple Mail Transfer Protocol (SMTP) Means a worldwide open computer network structure providing a Simple Network Management Protocol (SNMP), a Network File Service (NFS), and a Network Information Service (NIS), and the control device 700 is connected to an external management means 800 And the like. Meanwhile, the Internet may be a wired or wireless Internet, or may be a core network integrated with a wired public network, a wireless mobile communication network, or a portable Internet.

If the communication network 10 is a mobile communication network, it may be a synchronous mobile communication network or an asynchronous mobile communication network. As an example of the asynchronous mobile communication network, a WCDMA (Wideband Code Division Multiple Access) communication network is exemplified. In this case, although not shown in the drawing, the mobile communication network may include, for example, a radio network controller (RNC). Meanwhile, although the WCDMA network is described as an example, it may be a next generation communication network such as a 3G LTE network, a 4G network, and a 5G network, or an IP network based on other IPs. The communication network 10 serves to transmit signals and data between the control device 700 and the external management means 800.

Meanwhile, when the management means 800 is an administrator terminal, the administrator terminal may be a Smart Phone, a Smart Pad, or a Smart Note communicating through the wireless Internet or the portable Internet. A portable PC, a mobile PC, a mobile game-station, a digital multimedia broadcasting (DMB) phone having a communication function, a tablet PC, a mobile phone, And may include all wired and wireless home appliances / communication devices having a user interface for connecting to the control device 700 such as a pad iPad.

2, the manager terminal includes a wireless communication module 810, an A / V (audio / video) input module 820, a user input module 830, a sensing module 840, an output module 850, a storage module 860, an interface module 870, a terminal control module 880, a power module 890, and the like. On the other hand, the components shown in FIG. 2 are not essential, so the administrator terminal may have more or fewer components.

Hereinafter, the components of the administrator terminal will be described in detail.

The wireless communication module 810 may include one or more modules that enable wireless communication between the administrator terminal and the controller 700. [ For example, the wireless communication module 810 may include a broadcast receiving module 811, a mobile communication module 812, a wireless Internet module 813, a short distance communication module 814, and a location information module 815.

The broadcast receiving module 811 receives a broadcast signal (e.g., a TV broadcast signal, a radio broadcast signal, a data broadcast signal, etc.) from an external broadcast management server through various broadcast channels (e.g., a satellite channel and a terrestrial channel) And receives the related information.

The mobile communication module 812 transmits and receives radio signals to at least one of a base station, an external terminal, and a server on a mobile communication network. The wireless signal may include various types of data in response to a voice call signal, a video call call signal, or a text / multimedia message transmission / reception.

The wireless Internet module 813 is a module for wireless Internet access, and can be embedded in or embedded in the administrator terminal. As the wireless Internet technology, for example, WLAN (Wi-Fi), Wibro, Wimax, HSDPA, LTE and the like can be used.

The short-range communication module 814 is a module for short-range communication and may be a Bluetooth communication, a ZigBee communication, an UWB (Ultra Wideband) communication, an RFID (Radio Frequency Identification) ) Communication can be used.

The location information module 815 is a module for confirming or obtaining the location of the administrator terminal, and can acquire current location information of the administrator terminal using a global positioning system (GPS) or the like.

The control device 700 can be controlled using the specific application program stored in the storage module 860 through the wireless communication module 810 and / or the wired communication module (not shown) under the control of the terminal control module 880. [ And data transmission / reception can be performed.

The A / V input module 820 is a module for inputting an audio signal or a video signal and may basically include a camera unit 821 and a microphone unit 822. The camera unit 821 processes an image frame such as a still image or a moving image obtained by the image sensor in the video communication mode or the photographing mode. The microphone unit 822 receives an external acoustic signal from a microphone in a communication mode, a recording mode, a voice recognition mode, or the like, and processes the voice data as electrical voice data.

The user input module 830 is a module for generating input data for controlling the operation of the administrator terminal. In particular, the user input module 830 is a module for generating a selection signal For example, in the form of a touch panel (static pressure / static electricity) input by a user's touch or input using a separate input device (for example, a key pad dome switch, a jog wheel, a jog switch, etc.) .

The sensing module 840 may be configured to determine whether the administrator terminal 840 is in an open state such as the open / close state of the administrator terminal, the location of the administrator terminal, whether the user touches the user, And generates a sensing signal for controlling the operation of the administrator terminal. The sensing signal is transmitted to the terminal control module 880, and the terminal control module 880 can be a basis for performing a specific function.

The output module 850 is a module for generating output related to visual, auditory or tactile sense and includes a display 851, an acoustic output 852, an alarm 853 and a haptic 854 .

The display unit 851 is for displaying and outputting information processed by the administrator terminal. For example, when the administrator terminal is in a call mode, a UI (User Interface) or GUI (Graphical User Interface) In the communication mode or photographing mode, the captured and / or received image, UI, and GUI are displayed.

The audio output unit 852 may output audio data received from the wireless communication module 810 or stored in the storage module 860, for example, in a call signal reception, a call mode or a recording mode, a voice recognition mode, a broadcast reception mode, .

The alarm unit 853 may output a signal for notifying the occurrence of an event of the administrator terminal. Examples of events generated by the administrator terminal include call signal reception, message reception, key signal input, touch input, and the like.

The haptic portion 854 generates various tactile effects that the user can feel. A typical example of the haptic effect generated by the haptic portion 854 is vibration. The intensity and pattern of the vibration generated by the haptic part 854 can be controlled.

The storage module 860 may store a program for the operation of the terminal control module 880 and temporarily store input / output data (e.g., a phone book, a message, a still image, a moving picture, etc.).

In addition, the storage module 860 can store data related to vibration and sound of various patterns output upon touch input on the touch screen, and can store a three-dimensional electronic chart related application program.

In addition, the storage module 860 can store source data for forming three-dimensional electronic chart related information, and the three-dimensional electronic chart related data can be formed into a form composed of video and sound, The process and the result of the generation of the related data with respect to the data can also be stored together.

The storage module 860 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (e.g., SD or XD memory), a RAM, an SRAM, a ROM, an EEPROM, , A magnetic memory, a magnetic disk, or an optical disk.

The interface module 870 serves as a path for communication with all external devices connected to the administrator terminal. The interface module 870 receives data from an external device or receives power from the external device, transfers the data to each component in the administrator terminal, or allows data in the administrator terminal to be transmitted to an external device.

The terminal control module 880 typically controls the overall operation of the administrator terminal, and performs related control and processing for, for example, voice communication, data communication, video call, and execution of various applications.

That is, the terminal control module 880 controls the three-dimensional electronic chart related application program stored in the storage module 860 to be executed, and generates the three-dimensional electronic chart related data through the execution of the three- And performs control so as to receive the three-dimensional electronic chart-related data.

In addition, the terminal control module 880 displays auxiliary elements including at least one of video, audio, or sound in the process of generating three-dimensional electronic chart related data desired by the user through execution of the 3D electronic chart related application program, Through the output unit 851 and at least one of the other output devices (e.g., the sound output unit 852, the alarm unit 853, the haptic unit 854, and the like).

In addition, the terminal control module 880 may regularly monitor the charging current and the charging voltage of the battery unit 895, and may temporarily store the monitoring value in the storage module 860. At this time, the storage module 860 preferably stores not only battery charging status information such as the monitored charging current and charging voltage, but also battery specification information (product code, rating, etc.).

The power supply module 890 receives external power and internal power under the control of the terminal control module 880 and supplies power required for operation of the respective components. The power module 890 supplies the power of the built-in battery unit 895 to the respective components and operates the battery, and the battery can be charged using a charging terminal (not shown).

The various embodiments described herein may be embodied in a recording medium readable by a computer or similar device using, for example, software, hardware, or a combination thereof.

According to a hardware implementation, the embodiments described herein may be implemented as application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays Microprocessors, microprocessors, and electrical units for performing functions, as will be described in more detail below. In some cases, such embodiments may be implemented by the terminal control module 880.

According to a software implementation, embodiments such as procedures or functions may be implemented with separate software modules that perform at least one function or operation. The software code may be implemented by a software application written in a suitable programming language. The software code may also be stored in the storage module 860 and executed by the terminal control module 880. [

When the manager terminal is a smart phone, the smart phone is different from a general mobile phone (a feature phone) in that it can download various application programs desired by the user and can freely use and delete an open operating system Is not only a mobile phone with all the functions of mobile office or voice call but also an internet phone or internet phone capable of accessing the internet It is preferable to be understood as a communication device including a tablet PC.

Such a smart phone can be implemented as a smartphone equipped with various open operating systems. Examples of the open operating system include Nokia, Nokia, Symbian, RIMS, BlackBerry, Apple, Microsoft's Windows Mobile, Google's Android, and Samsung's ocean.

As such, since the smartphone uses an open operating system, a user can arbitrarily install and manage various application programs, unlike a mobile phone having a closed operating system.

That is, the smartphone basically includes a control unit, a memory unit, a screen output unit, a key input unit, a sound output unit, a sound input unit, a camera unit, a wireless network communication module, a short- do.

The controller is a generic term for controlling the operation of the smartphone, and includes at least one processor and an execution memory, and is connected to each functional unit provided in the smart phone through a bus.

The controller controls the operation of the smartphone by loading at least one program code included in the smartphone into the execution memory through the processor and calculating the result by transferring the result to at least one functional unit through the bus .

The memory unit is a general term of a nonvolatile memory included in a smartphone, and stores and maintains at least one program code executed through the control unit and at least one data set used by the program code. The memory unit basically stores a system program code and a system data set corresponding to an operating system of a smartphone, a communication program code and a communication data set for processing a wireless communication connection of the smartphone, at least one application program code and an application data set , And the program code and data set for implementing the present invention are also stored in the memory unit.

The screen output unit includes a screen output device (e.g., an LCD (Liquid Crystal Display) device) and an output module for driving the screen output device. The screen output unit is connected to the control unit through a bus, And outputs it to the screen output device.

The key input unit is composed of a key input device having at least one key button (or a touch screen device interlocked with the screen output unit) and an input module for driving the key input unit. The control unit is connected to the control unit via a bus, Or inputs data necessary for the operation of the control unit.

The sound output unit includes a speaker for outputting a sound signal and a sound module for driving the speaker. The sound output unit is connected to the control unit through a bus, and outputs a result of operation corresponding to the sound output from the various operation results of the control unit through the speaker . The sound module decodes sound data to be output through the speaker and converts the sound data into a sound signal.

The sound input unit includes a microphone for receiving a sound signal and a sound module for driving the microphone, and transmits the sound data input through the microphone to the control unit. The sound module encodes and encodes a sound signal input through the microphone.

The camera unit includes an optical unit, a CCD (Charge Coupled Device) and a camera module for driving the CCD unit, and obtains bitmap data input to the CCD through the optical unit. The bitmap data may include both still image data and moving image data.

The wireless network communication module is a collective term for communicating wireless communication and includes at least one antenna, an RF module, a baseband module, and a signal processing module for transmitting and receiving a radio frequency signal of a specific frequency band. And transmits the calculation result corresponding to the wireless communication among the various calculation results of the control unit through the wireless communication or receives the data through the wireless communication and transmits the data to the control unit, , Communication, and handoff procedures.

Also, the wireless network communication module includes a mobile communication structure for performing at least one of connection, location registration, call processing, call connection, data communication, and handoff to a mobile communication network according to the CDMA / WCDMA standard. Meanwhile, according to the intention of those skilled in the art, the wireless network communication module may further include a portable Internet communication structure for performing at least one of connection to the portable Internet, location registration, data communication, and handoff according to the IEEE 802.16 standard, It is evident that the present invention is not limited by the wireless communication configuration provided by the communication module.

The short-range wireless communication module is composed of a short-range wireless communication module that connects a communication session using a radio frequency signal as a communication medium within a predetermined distance. Preferably, the short-range wireless communication module includes RFID communication, Bluetooth communication, Wi- And wireless communication. The short-range wireless communication module may be integrated with the wireless network communication module.

The thus configured smartphone means a terminal capable of wireless communication, and any device capable of transmitting and receiving data through a network including the Internet may be applicable as well as a smart phone. That is, the smart phone may include at least one of a notebook PC, a tablet PC, and a mobile terminal capable of carrying and moving a mobile phone having a short message transmission function and a network connection function.

The external management means 800 may be a cloud server capable of wired or wireless communication through the communication network 10 in order to provide a cloud computing service in response to a request from an external client terminal 900 .

That is, the cloud server provides a cloud computing service to an external client terminal 900, and provides computing resources requested by an external client terminal 900 through the communication network 10. The cloud server may provide a computing service to use a device requested by an external client terminal 900. [

That is, the cloud server is provided with files provided from a provider (content provider) that provides large-capacity data such as application program files, game program files, text data files, document files, picture files, music files, moving picture files, and barcode files And a plurality of storage devices for storing data, that is, storage.

In addition, the cloud server transmits navigation information data of the ship and unique device identification information, which is encrypted and transmitted from the control device 700, together with unique device identification information and a decryption key capable of decoding the navigation information data, After decoding the identification information, it can be stored in a database (DB) for each navigation information acquiring device in a separate navigation information DB 800a, and stored and managed.

In addition, when the cloud server stores the navigation information data of the corresponding ship to the navigation information acquisition apparatuses 100-1 through 100-N as a database (DB), the cloud server acquires each navigation information using a symmetric or asymmetric encryption scheme The navigation information data of the ship to the devices 100-1 to 100-N is encrypted and stored, and the navigation information data of the corresponding ship to each of the encrypted navigation information acquiring devices 100-1 to 100-N And to provide a service so that a decryption key that can be decrypted is transmitted to an external client terminal 900. [

Also, the cloud server downloads the navigation information data of the corresponding ship to each of the navigation information acquisition apparatuses 100-1 to 100-N stored in the separate navigation information DB 850 through the external client terminal 900 (Cloud Web Service) so that the user can download and download the Web service (Cloud Web Service).

The external client terminal 900 uses the client member login cloud web service of the cloud server to transmit navigation information data of the corresponding ship to each of the navigation information acquisition apparatuses 100-1 to 100-N stored in the cloud server, Can be searched in real time and displayed on the display screen.

In addition, the external client terminal 900 transmits the client member login information to each of the navigation information acquisition apparatuses 100-1 to 100-N encrypted and stored in the cloud server using the decryption key transmitted from the cloud server It is possible to decode the navigation information data of the corresponding vessel for the real time search and display the real time navigation information on the display screen.

In addition, the external client terminal 900 transmits the navigation information related to each of the voyage information obtaining apparatuses 100-1 to 100-N stored in the cloud server through a cloud application related to the voyage information downloaded from the cloud server, The navigation information data can be displayed on the real time search and display screen.

Meanwhile, the external client terminal 900 is a mobile terminal device of at least one of a Smart Phone, a Smart Pad, or a Smart Note communicating through a wireless Internet or a portable Internet In addition, it is also possible to use a personal computer, a notebook PC, a Palm PC, a mobile play-station, a DMB (Digital Multimedia Broadcasting) phone with a communication function, a tablet PC, an iPad, And all wired and wireless home appliances / communication devices having a user interface for connection.

Although the preferred embodiment of the three-dimensional based electronic chart display system according to the present invention has been described above, the present invention is not limited thereto, but may be variously embodied in the claims, the detailed description of the invention, It is possible to carry out the modification and belong to the present invention.

The present invention can be widely used in an electronic chart display system.

Claims

At least one navigation information acquiring device installed at a specific position of the ship and acquiring navigation information data necessary for ship operation through at least one sensor and transmitting the navigation information together with unique device identification information;

A navigation information collection device for collecting device identification information unique to the ship, which is transmitted from each navigation information acquisition device, together with navigation information data of the ship, periodically or in real time;

The navigation information data of the corresponding ship collected from the navigation information collecting device and the unique device identification information together with the navigation information data of the corresponding ship collected from the navigation information collecting device, Navigation information storage;

An electronic chart information acquiring device for acquiring digital ocean map information data from an electronic navigational chart (ENC) having information necessary for safe navigation of a ship according to an international standard;

The navigation information data stored in the navigation information storage device and the digital ocean map information data acquired from the electronic chart information acquiring device are received, and based on the received longitude distance, Dimensional coordinate system into a three-dimensional spherical coordinate system;

A display device for displaying the position information of the ship and the ocean which are converted from the three-dimensional coordinate transformation device into a three-dimensional spherical coordinate system on a display screen; And

Dimensional coordinate system, the position information of the ship and the ocean, which are converted from the three-dimensional coordinate transformation device to the three-dimensional spherical coordinate system, is received, and based on the position information, And a control unit for controlling the display unit to display the image on the display screen.
The method according to claim 1,

Each navigational information acquisition device is composed of a DGPS, an Auto Pilot, an Automatic Identification System (AIS), a Gyro compass, a wind gauge And a Bridge Navigational Watch Alarm System (BNWAS). The system according to claim 1, wherein the at least one of the navigation system and the navigation system is a navigation system.
The method according to claim 1,

The control device may further include a separate database (DB) provided in the navigation information storage device, the device identification information unique to the ship collected from the navigation information collection device and encrypted with the symmetric or asymmetric encryption method, Wherein the navigation information collecting device and the navigation information storing device are controlled so as to be stored in the navigation information storing device.
The method according to claim 1,

The control device receives the navigation information data of the corresponding ship stored from the navigation information storage device and receives unique device identification information periodically or in real time and controls the external device to be transmitted to the external management means through a communication network,

Wherein the external management means comprises an administrator terminal or a server capable of performing wired or wireless communication through the communication network.
5. The method of claim 4,

The controller receives unique device identification information together with navigation information data of the corresponding ship stored from the navigation information storage device and encrypts the unique device identification information using a symmetric or asymmetric encryption method, And control such that a decryption key capable of decrypting the decryption key together with unique device identification information is transmitted to the external management means,

Wherein the external management means decrypts the unique device identification information together with the navigation information data of the encrypted ship using the decryption key transmitted from the control device and displays the decrypted device identification information in real time on a search screen and a display screen Based 3D electronic chart display system.
6. The method of claim 5,

Wherein the external management means comprises a cloud server capable of wired or wireless communication through the communication network in order to provide a cloud computing service in response to a request from an external client terminal,

The cloud server transmits navigation information data and unique device identification information of the ship using the navigation information data encrypted by the control device and the unique device identification information and a decryption key capable of decrypting the navigation information data, (DB) for each voyage information acquisition device in a separate voyage information DB, stores and manages the voyage information in a separate voyage information DB, and transmits the voyage information to each voyage information acquisition device stored in the voyage information DB via the external client terminal Provide cloud web services to download voyage information data,

Wherein the external client terminal uses the client member login cloud web service of the cloud server or the cloud application related to the ship navigation information downloaded from the cloud server to transmit the navigation information of the corresponding ship to each navigation information acquiring device stored in the cloud server Wherein the data is searched in real time and displayed on a display screen.
The method according to claim 6,

In the case where the navigation information data of the ship for each navigation information acquiring device is stored in a database (DB) and the cloud server stores the navigation information data of the corresponding ship for each navigation information acquiring device using a symmetric or asymmetric encryption method, And provides a service such that a decryption key capable of decrypting navigation information data of the corresponding ship to each encrypted navigation information acquisition device is transmitted to the external client terminal,

The external client terminal decrypts the navigation information data of the corresponding ship to each navigation information acquiring device encrypted and stored in the cloud server by using the decryption key transmitted from the cloud server together with the corresponding client member login information, And displaying the electronic chart on a display screen.