KR20020008990A - Logistics Application Service Provider Control System with Global Positioning System - Google Patents

Abstract

PURPOSE: A logistics control system using the GPS(Global Positioning System) and the method thereof are provided to reduce a variety of cost for the logistics and to offer the different data to a logistics company or user through the internet. CONSTITUTION: The logistics control system is AVL(Automatic Vehicle Location), one of the logistics ASP(Application Service Provider) system, and comprises an MDT(Mobile Data Terminal), a web-based control server, and a CDMA(Code Division Multiple Access) network. The MDT composed of a GPS receiver and a CDMA phone transfers the location, speed, and direction of the vehicle to a control center through the CDMA network. The control server receives the movement or operation state of the vehicle through the CDMA network, displays the current state of the vehicle on a digital map, and monitors the current state at a local control center through the internet.

Description

Logistics Control System Using Satellite Positioning System and Method therefor {Logistics Application Service Provider Control System with Global Positioning System}

The present invention is based on the Internet web server that can be connected anywhere in the country in order to reduce the cost and operation efficiency of various logistics systems by interlocking the terminal (MDT) with the advanced GPS receiver and the existing mobile communication network It describes the ASP (Application Service Provider) business.

Among various applications of ASP, AVL (Automatic Vehicle Location) using the logistics vehicle tracking system is a system for maximizing various logistics costs by sending and receiving various information in real time through the communication with the vehicle from the moving vehicle to the control system or from the control system. to be..

In particular, unlike the stand-alone logistics control center fixed in one place, in this technology, as the recent technological development of the Internet changes day by day, anywhere in the country or anywhere in the world, the Internet is connected to the Internet. It introduces logistics ASP system for logistics and related subscribers that can provide various services based on user's location information. This course deals with system composition, technical elements, application effect of construction, and ripple effect required for this project. Basically, three elements are needed.

GPS built-in mobile data terminal (MDT)

2. Web based control center

3. CDMA network for communication between MDT and control center

It should be possible to provide a comfortable driving environment to the driver by automatically reducing accidents caused by the increase and luxury of vehicles or by reducing human loss in case of an accident. Logistics ASP (Application Service Provider) business is developed from the concept to provide various services for internet or wireless internet for such various and integrated purposes.

The conventional logistics ASP business includes an application service provider (ASP), an internet web service, a global positioning system (GPS), and the like.

Such a conventional logistics ASP business is not only inconvenient because everything is processed manually, but also has a problem that the logistics and transportation management work is very slow.

In addition, there is a problem that the service area is limited as well as the competitiveness of the company is reduced by the very slow logistics and transportation management.

Accordingly, the present invention has been made to solve the above-mentioned problems of the prior art, an object of the present invention as part of the ASP business to reduce various logistics costs and to provide a variety of information over the Internet in order to prepare for driver safety accidents. It is provided to logistics companies or users. In order to construct such a system, several elements must be combined.

1. A terminal integrating a GPS receiver mounted on a moving vehicle

2. A web-based control server connected to a dedicated internet line for real-time monitoring of various conditions such as each vehicle's movement, position, speed, and progress direction.

3. It is composed of CDMA network for communication between mobile terminal and control center.

Logistics AVL ASP system of this ASP concept can not only handle the logistics and transportation management tasks that have been manually handled more easily, quickly and efficiently, but also enhance the competitiveness of the company. In addition, since the location-based additional information service is provided based on the web, necessary information can be obtained regardless of the place.

In addition, an object of the present invention is to build a total solution that can provide a variety of content to the logistics and related industries by interlocking a complex system with ERP and the like in the control server system.

1 is a configuration diagram of a web-based ASP logistics service system

Figure 2 is a connection diagram between the MDT and the communication network, control server

3 is a system connection diagram between the control server and the customer

4 is an internal configuration diagram of the MDT

5 is a configuration diagram for each function of the MDT

Figure 6 MDT performance S / W configuration

7 is a flow chart of MDT

8 is an ASP main server flow chart

9 is a message server flow diagram

10 is a flow chart when sending a message to the M2C server

11 is a vehicle state check flowchart

12 is a message transmission flowchart

13 is a vehicle trajectory view flow chart

The present invention for achieving the above object is a step of receiving the state data of the vehicle including the position, the speed, the direction of the vehicle through the mobile communication network from the vehicle equipped with the satellite positioning device, based on the state data of the vehicle It provides a logistics control method using a satellite position tracking device comprising the step of displaying the vehicle on an electronic map.

According to a preferred embodiment, the state data of the vehicle is received every predetermined time. The method may further include accumulating and analyzing the received state data of the vehicle, and the state data of the vehicle may be received in the form of a packet.

According to another aspect of the invention, using a satellite positioning device and sensors to determine the current state data of the vehicle including at least the position of the vehicle; Generating and transmitting the identified state data of the vehicle in a packet form; A vehicle data collection method is provided that includes recording the transmission result.

According to another aspect of the present invention, there is provided a vehicle comprising: means for receiving status data of a vehicle including a position, a speed, and a direction of a vehicle through a mobile communication network from a vehicle equipped with a satellite positioning device; Provided is a logistics control device using a satellite positioning device comprising means for displaying the vehicle on an electronic map based on the state data of the vehicle.

Hereinafter, the logistics control system using the satellite position tracking device of the present invention will be described with reference to the accompanying drawings.

1 is a configuration diagram of a web-based ASP logistics service system, FIG. 2 is a connection diagram between an MDT, a communication network, and a control server, and FIG. 3 is a system connection diagram between a control server and a customer. 4 is an internal configuration diagram of the MDT, FIG. 5 is a configuration diagram for each function of the MDT, and FIG. 6 is an MDT performing S / W configuration diagram.

7 is a flowchart showing the execution of the MDT, FIG. 8 is a flowchart showing an ASP main server, and FIG. 9 is a message server flowchart. FIG. 10 is a flowchart when a message is transmitted to an M2C server, FIG. 11 is a flowchart of a vehicle status check, FIG. 12 is a flowchart of a message transmission, and FIG. 13 is a flowchart of a vehicle trajectory view.

To implement this logistics ASP system, it consists of MDT Navtron terminal, internet web based control server, CDMA communication network, and user control center connected to the Internet. The schematic diagram of this system is shown in FIG. 1, FIG. 2, and FIG.

1. Mobile Data Terminal (MDT) and Network

4 and 5, MDT is composed of a GPS receiver and a CDMA phone, and transmits the position, speed, and direction of the vehicle to the control center server using the CDMA communication network, and the control center headquarters of each company or individual is connected to the national internet. By entering your own ID on the web, you can maximize the efficiency of your work by using various logistics status and operation information on the current vehicle.

As shown in the figure, the control center is connected to the server through the Internet, and the control center of the server has a database (data base) that contains all the logistics information, vehicle operation status, and driving records of each company and can be accessed on the web. It consists of a digital map.

In addition, referring to Figures 6 and 7, MDT of each vehicle has a unique MMT ID can be distinguished from a number of the same vehicle, it is possible to secure the connection is impossible except for registered vehicles. The terminal is able to send and receive messages to and from the SMS (Short Message Server) linked to the CDMA network using a communication protocol.

MDT has a GPS receiver developed by our company and calculates the user's position, speed and direction by the GPS receiver. In addition, the MDT has emergency keys prepared for the emergency of the vehicle and has several keys to know the current state of the vehicle.

2. Control server and client network (Logistics ASP system)

Referring to FIG. 3, the control server receives various operating or operating states of the vehicle, such as the position, speed, and direction of the vehicle, received through the CDMA network. The control center monitors the current status of the desired vehicle.

The current position of the vehicle is calculated using the navigation algorithm inside the GPS receiver attached to each vehicle, and the CDMA terminal transmits all the status of the current vehicle to the control center. The control center server can store past data of each vehicle and can store 60 days of trajectory data of 20,000 vehicles.

To use the control center provided on the Web on the Internet, a dedicated line can be used or it can be connected in various ways such as a cable network or a PPP service.

1. AVL terminal (MDT) integrated with GPS receiver

2. Web based control server

3. Communication method using existing CDMA network

4. Content service system related to location information of ASP concept

5. Linkage of location-related information contents using internet services such as WAP

6. Menu structure that is optimal for logistics system

7. Individual and group management system

8. Provide a variety of text information service to the MDT mounted on the vehicle

Message server behavior

Referring to Figure 9

1. Check every 10 seconds for a message to be sent to the vehicle.

2. If there is a message, send a message to the 016 M2C server.

3. Check the condition of the vehicle every minute.

4. Save the test results to the database.

5. Receive the message sent from the M2C server and store it in the temporary storage database.

Message transfer module from message server to M2C server

Referring to FIG. 10

1. Search for messages registered to today's date.

2. The retrieved message is generated in the form of a defined packet in M2C and transmitted.

3. Receive the transmission result and record the transmission success in the database.

4. A message that failed to be sent is sent the next turn.

Examine the Vehicle Status of the Message Server

Referring to Figure 11

1. Create a list of all vehicles registered in the database.

2. Generate an inspection packet for each vehicle.

3. Send the packet to the M2C server.

4. Receive the results and record the vehicle status in the database according to the results.

AVLmain behavior

Referring to Figure 8

1. Examine the temporary storage table for content.

2. If the message is a location report, convert the latitude and longitude in seconds and record it in the location information table.

3. If the message is a message transmission from the terminal to the center, record the message content in the message table.

4. Record the version of the terminal in each vehicle information table.

This logistics ASP system can be applied to various fields by combining advanced GPS technology and wireless communication system with computer network.

This AVL system is effective in reducing the tolerance rate by computerized management of vehicle control in real time. Therefore, it selects the most suitable vehicle for each task and gives immediate work order and helps to manage limited resources efficiently.

Productive fleet management

Through computerization, it responds quickly to customer's demands and at the same time, it greatly reduces the communication cost of existing oral communication. In addition, by managing the work data as computerized data, it helps to eliminate additional paperwork and immediately understand the sales status, and enables rapid processing for customers and larger sales for borrowers, and convenient operation for managers.

Provide various information

In addition to the basic functions for vehicle control, the control software provides a variety of convenient functions such as feature search and administrative area search. Therefore, you can enjoy the advantages of vehicle control using electronic map and provide various functions by module according to the needs of consumers, so you can get additional information such as traffic information and weather by adding additional functions. It can also be linked with various content services.

1. Location sensitive billing according to the user's location

2. Location tracking service

3. Efficient logistics management system

4. Real-time monitoring of cargo status of mobile vehicles

5. Parking information provided

6.Mia and the elderly

7.Stolen Vehicle Tracking

8.Traffic information collection business

9. Vehicle management system business

10.Real-time vehicle inspection system

11.Real-time inspection of gas and grain vehicles during service

Claims (6)

Receiving state data of a vehicle including a position, a speed, and a direction of the vehicle through a mobile communication network from a vehicle equipped with a satellite positioning device; Displaying the vehicle on an electronic map based on the state data of the vehicle. Logistics control method using a satellite positioning tracking device comprising a. The method of claim 1, Logistics control method using a satellite position tracking device characterized in that for receiving the state data of the vehicle at a predetermined time. The method of claim 1, Accumulating and analyzing the received state data of the vehicle Logistics control method using a satellite position tracking device. The method of claim 1, The state data of the vehicle is a logistics control method using a satellite positioning device, characterized in that received in the form of a packet. Identifying current state data of the vehicle including at least the position of the vehicle by using a satellite position tracking device and a sensor; Generating and transmitting the identified state data of the vehicle in a packet form; Recording the transmission result Vehicle data collection method comprising a. Means for receiving status data of the vehicle, including the position, speed, and direction of the vehicle, from the vehicle equipped with the satellite positioning device, through the mobile communication network; Means for displaying the vehicle on an electronic map based on the state data of the vehicle Logistics control device using a satellite positioning tracking device comprising a.