KR20160097412A - Freight allocation system based on push to talk scheme and the freight allocation method using the same - Google Patents

Abstract

The present invention relates to a freight allocation system using a push-to-talk (PTT) mode and a freight allocation method. More specifically, the system comprises: a freight arranger terminal and a transportation driver terminal, storing a freight allocation application including a PTT function; and a freight allocation management server managing a chatting room generated through the application. A freight arranger provides freight transportation information by opening the chatting room through the freight arranger terminal, and a transportation driver obtains a right to speak by order of arrival through the push-to-talk mode by accessing the chatting room through the transportation driver terminal, and then speaks of whether to transport freight or not. Since freight allocation is performed in real time through the procedure, the present invention is capable of improving the efficiency of freight allocation as well as making the progress of the freight allocation quicker by limiting time for the transportation driver terminal to hold the right to speak to within a predetermined time when the freight allocation is progressing.

Description

[0001] The present invention relates to a freight dispatching system using a push-to-talk system and a freight dispatching method using the same,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cargo dispatching system using a push to talk (PTT) system and a cargo dispensing method using the same, and more particularly, to a cargo dispatching system using a push to talk And a cargo dispatch management server that manages a chat room created through the cargo dispatch application. The cargo dispatcher opens a chat room through the cargo dispatcher terminal to provide cargo dispatch information, Through the process of accessing the chat room established by the freight forwarder through the terminal of the freight forwarder, the freight dispatching is carried out in real time through the push-to-talk method, In addition, during the cargo dispatch process, Cargo dispatcher system using a push-to-talk system, which can restrict the originating Issues holding time of the end within a predetermined time to more quickly and to a cargo freight dispatcher proceeds dispatcher method using the same.

In general, the freight forwarder delivers the newly received freight forwarding information to the freight forwarders through the radio, while the freight forwarder listens to the freight forwarding, and if there is the desired freight forwarding information, .

However, since the cargo dispatching system using the transceiver has a disadvantage in that the radio can be transmitted and received only if it is within a distance of several kilometers in the distance of the radio transceiver, and the radio using the frequency is greatly influenced by the surrounding features and environment, There is a disadvantage that it is not constant.

This distinction and reception sensitivity is a very important part for freight forwarders who are constantly moving by vehicle, and existing radios have technical limitations in this area.

In addition, the price of these radios is about 100,000 ~ 300,000 won per 1, so it is difficult to buy high-priced walkie-talkie because general freight transporters carry about 2 walks per person. It costs about 30,000 won.

Recently, the receiver sensitivity is much higher than that of a radio, and a cargo dispatching system which can be used at a lower price than a radio is developed by using a smart phone possessed by anyone.

That is, a cargo dispatching system that can be installed and used in a smart phone is developed and a cargo dispatching system can be conveniently carried out through the application, thereby increasing the number of freight forwarders and transportation operators using the system to be.

1 is a view showing an example of a cargo dispatching application according to the prior art.

The cargo dispatching application shown in FIG. 1 is currently in use on the market, and the cargo dispatcher can obtain the cargo dispatching information by executing it through the terminal and connecting to the cargo dispatch server.

However, shipping engineers using the application need to press the refresh button continuously to get information even faster, because the freight information about the newly updated cargo information can be received only by pressing the refresh button. .

In addition, there is a risk that if a plurality of carriers continuously press the refresh button at the same time, the server is overloaded, which may degrade performance.

Korean Patent No. 1,375,566 and Korean Patent No. 1,038,720 also disclose an example of a freight dispatching system using a mobile terminal.

Korean Patent No. 1,375,566 discloses a cargo dispatching system capable of providing a push to talk service through a server by connecting a separate PTT connection device to a mobile terminal. However, as described above, a separate PTT connection device There is a problem that additional cost is incurred.

In addition, Korean Patent No. 1,038,720 uses a mobile application to configure a vehicle dispatching system to automatically match the shipment information of the shippers registered in the server system with the tolerance information of the vessel, , It automatically matches the shipper and the vessel. However, since it is necessary to use a walkie-talkie as a separate walkie-talkie in order to connect the vessels thereafter, the cost of the walkie-talkie is increased by using the walkie-talkie.

1. Korean Patent No. 1,375,566 (Registered on Apr. 31, 2014) "Push-to-talk access device and method for providing service using the same" 2. Korea registered patent No. 1,038,720 (Registered on May 27, 2011) "Vehicle dispatching matching system"

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 cargo dispatcher and a cargo dispatcher, which have stored therein a cargo dispatching application having a push to talk (PTT) And a cargo dispatch management server that manages the chat room. The cargo dispatcher opens a chat room through the cargo dispatcher terminal to provide cargo dispatch information, and the dispatcher connects to the chat room established by the cargo dispatcher through the dispatcher terminal It is possible to increase the efficiency of cargo dispatching by realizing cargo dispatching in real time through the process of making a voice on first-come-first-served basis through the push-to-talk method and expressing whether or not the cargo is transported. In addition, when the cargo dispatching is in progress, Limit the volume holding time to within a predetermined time, And to provide a freight dispatching system using a push-to-talk system and a freight dispatching method using the same.

According to an aspect of the present invention, there is provided a cargo dispatching system in which a cargo dispatch application having a push to talk (PTT) function is stored, and cargo dispatch management A freight forwarding terminal connected to the server to open a chat room and provide cargo transportation information; A cargo dispatching application having a push-to-talk function is stored. The cargo dispatching application is connected to the chat room through the cargo dispensing application, receives cargo transportation information from the cargo dispatcher terminal, obtains a priority voice in a push- At least one shipping agent terminal for delivering voice information; And a cargo dispatch management server for managing a chat room established through the cargo dispensing application and for limiting a talk time holding time of a shipping article terminal having a voice right among the shipping article terminals connected to the opened chat room to within a predetermined time, And cargo dispatching is carried out between the freight forwarder and a plurality of freight forwarders through the PPT-type freight forwarding management.

The cargo dispatch system using the push-to-talk method according to the present invention includes a cargo dispatcher terminal and a cargo dispatcher terminal storing a cargo dispensing application having a push-to-talk function, and a cargo dispatcher Management server, the freight forwarder establishes a chat room through the freight forwarding terminal to provide the freight forwarding information, and the freight forwarder connects to the chat room opened by the freight forwarder through the forwarding terminal, So that the efficiency of the cargo dispatching can be increased by carrying out the cargo dispatching in real time through the process of expressing whether or not the cargo is transported.

In addition, the cargo dispatch management server can limit the talk time holding time of the carrier terminal having the floor to within a predetermined time period, thereby restricting the floor rights monopoly so that the cargo dispatching process can be performed more quickly.

Also, when a plurality of freight forwarders open a chat room through respective freight forwarding terminals, the freight forwarder can selectively access the chat room having desired freight forwarding information, thereby increasing convenience.

1 is a view showing an example of a cargo dispensing application according to the prior art;
2 is a block diagram showing a schematic configuration of a cargo dispatching system using a push-to-talk system according to an embodiment of the present invention.
3 to 6 are views showing an execution screen of a cargo dispatching application having a push-to-talk function in an embodiment of the present invention
7 is a view showing a communication structure between a cargo transferring terminal using a cargo dispatching system and a carrier terminal according to an embodiment of the present invention;
8 is a view showing a structure of a cargo dispatch management server in a cargo dispatching system according to an embodiment of the present invention
9 is a view showing a system processing procedure for opening a chat room in the cargo dispatch management system according to the embodiment of the present invention
FIG. 10 is a diagram showing a system processing process for entering / leaving a chat room in the cargo dispatch management system according to the embodiment of the present invention
11 is a diagram showing a system processing procedure for a floor request / release in a cargo allocation management system according to an embodiment of the present invention
FIG. 12 is a diagram showing a system processing process for releasing a talk burst by timeout in the cargo allocation management system according to an embodiment of the present invention
13 is a diagram showing a system processing procedure for voice transmission in the cargo allocation management system according to the embodiment of the present invention
FIG. 14 is a flowchart sequentially illustrating a cargo dispensing method using a cargo dispensing system according to an embodiment of the present invention.

Hereinafter, the embodiments of the present invention will be described in detail, but the present invention is not limited to the following embodiments unless they depart from the gist of the present invention.

2 is a block diagram showing a schematic configuration of a cargo dispatching system using a push-to-talk method according to an embodiment of the present invention.

2, a cargo dispatching system using a push to talk (PTT) method according to an embodiment of the present invention stores a cargo dispatch application having a push-to-talk function, A freight forwarding terminal (10) for accessing the freight dispatching management server through the freight dispensing application to open a chat room, and providing cargo transportation information; A cargo dispatch application having a push-to-talk function is stored, access to a chat room through the cargo dispatch application to receive cargo transportation information from the cargo pre-dispatch terminal 10, obtain a priority voice in a push- At least one shipping article terminal (20) for delivering voice information about whether or not to send voice information; And managing a chat room opened through the cargo dispensing application and limiting a talk time holding time of the transportation staff terminal (20) having a voice right among the transportation staff terminals (20) connected to the opened chat room within a predetermined time And a server.

That is, the cargo dispatch system using the push-to-talk system configured as described above includes a cargo dispatcher terminal and a cargo dispatcher terminal storing a cargo dispatching application having a push-to-talk function, and a cargo dispatcher And a dispatch management server. The freight forwarder opens a chat room through the freight forwarding terminal to provide freight transportation information. The freight forwarder connects to the chat room opened by the freight forwarder through the forwarding terminal, It is possible to increase the efficiency of the cargo dispatching by realizing the cargo dispatching in real time through the process of making a voice in the order of arrival on the first come and first, Of the cargo dispatch It has the advantage that you can quickly.

The cargo dispatch system using the push-to-talk method according to the embodiment of the present invention includes a cargo dispatcher terminal 10 and a cargo dispatcher terminal 20 each having a cargo dispatch application having a push-to-talk function, And a server 30.

Here, the cargo handling terminal 10 and the carrier terminal 20 may be configured as a smart device such as a smart phone or a smart pad generally used.

The cargo dispatcher application stored in the cargo predecessor terminal 10 and the cargo dispatcher terminal 20 is linked to the cargo dispatcher terminal 10 through the push to talk function in cooperation with the cargo dispatch management server 30 at the time of execution, And the voice communication terminal 20, as shown in FIG.

Here, Push To Talk (PTT) is a basic communication method of a radio transceiver that enables a bidirectional communication by depressing a button when talking and releasing a pressed button when heard. In the present invention, such a communication method is applied to a cargo dispatch application To provide the application to the freight pre-shipment terminal 10 and the freight forwarder terminal 20, respectively, so as to be interlocked with the freight dispatch management server 30, thereby providing a freight dispatching system using the push-to-talk function.

3 to 6 are views showing execution screens of a cargo dispatch application having a push-to-talk function in an embodiment of the present invention.

As shown in FIG. 3, when the cargo dispatching application stored in the user terminal (the cargo prefectural terminal and / or the transportation engine terminal) is executed, a chat room list is displayed on the screen of the terminal.

At this time, if a chat room creation button is clicked on the screen displaying the chat room list, an option screen for setting the general / secret chat room, the maximum number of participants, the room title, and the like is provided as shown in FIG. 4, can do.

That is, when establishing a chat room, it can be set as a general chat room or a secret chat room together with a room title, and a maximum number of participants can be specified. The chat room thus created is displayed in a chat room list so that another user can enter.

At this time, if the generated chat room is a general chat room, any user who is running the cargo dispatch application can freely participate and exit. In the case of the secret chat room, the user can enter through the password input.

In addition to this, there is a method of participating in a chat room where a user participating in a chat room invites another user. In this case, only a user who is currently running a cargo dispensing application among the mobile phone numbers stored in the address book of the user participating in the chat room If you send an invitation message, the person who received the invitation message can accept or decline it. If you accept the invitation message at this time, you can automatically join the chat room.

As shown in FIG. 5, when a chat room is created or participated in the created chat room, a room title, a participant, a current speaker, and the like can be confirmed. Can be obtained.

FIG. 6 shows a terminal screen in a state in which a floor has been acquired. The remaining time of the floor is displayed on the screen in real time, so that a user having a floor can confirm it, and other users participating in the room can also speak You can check the remaining time.

Then, when the user having the voice command presses the talk button again, the voice command is released. At this time, another user can press the talk button to obtain the voice command.

In other words, a user participating in a chat room can speak only when a floor is requested and a floor is granted. The voice has one button, and when the corresponding button is pressed, the voice is given to the user who presses the button when the other user does not own the voice. If multiple users press the talk button simultaneously, only the user who pressed the fastest button is given the talk right. The user having the voice can speak the voice for a predetermined period of time. If the voice is pressed again before the predetermined time, the voice is released and the voice can be obtained by the other user.

At this time, if a user having a voice has a voice, the voice is delivered to all users participating in the chat room, and the maximum time for the user having the voice can retain the voice can be set to 30 seconds to 2 minutes.

The freight forwarding terminal 10 opens a chat room for providing freight forwarding information by installing the freight forwarding application, and the forwarding terminal 20 accesses a chat room for providing freight forwarding information, The cargo transportation information can be received from the terminal 10 and the voice information about the cargo transportation can be delivered by obtaining the priority voice in the push-to-talk manner.

The cargo dispatch management server 30 manages the chat rooms opened through the cargo dispensing application and controls the talk session holding time of the transportation staff terminal 20 having the voice right among the transportation staff terminals 20 connected to the opened chat room within a predetermined time Limit.

In other words, the cargo dispatch management server 30 checks the talk time holding time of the shipping agent terminal 20 having the floor, and when the set talk time holding time is 1 minute, if the talk is performed for 1 minute or more, It is possible to give a floor right opportunity to another transportation terminal 20 connected to the chat room.

The cargo dispatch management server 30 can also store the record of the chat room provided through the cargo dispatch application and confirm the cargo transportation information by date or time later.

With such a configuration, the freight forwarder can open a chat room through the freight forwarding terminal to easily provide the freight forwarding information, and the forwarding person can access the chat room opened by the forwarding carrier through the forwarding terminal, When the desired information is displayed while listening to the transportation information, the user can obtain the right to speak on the first-come-first-served basis and speak out whether or not the freight is transported, so that freight dispatching can be carried out easily and easily.

Also, when a plurality of freight forwarders establish a chat room through respective freight forwarding terminals, the freight forwarder can selectively access the chat room having the desired freight forwarding information, thereby improving the efficiency and convenience of freight dispatching .

7 is a diagram illustrating a communication structure between a cargo forwarding terminal and a carrier terminal using a cargo dispatching system according to an embodiment of the present invention.

7, when the cargo dispatcher application is executed and the transportation engineer is connected to the room established by the cargo coordinator, the transportation engineer presses the speaking button on the cargo dispensing application execution screen of the transportation engineer terminal 20 , It exchanges the SIP message with the cargo dispatch management server 30 using the SIP protocol and prepares it to transfer the voice data to the cargo manager terminal 10 and / or other transportation company terminal 20 connected to the chat room .

When the voice data can be transmitted and received as described above, the voice of the transportation engineer 20 is transmitted using the RTP / RTCP protocol, and the voice data transmitted through the codec (Codec) And transmitted to the freight forwarding terminal 10 and / or other transportation terminal 20 connected to the room via encoding and decoding.

Session Initation Protocol (SIP) is a protocol that supports creation, modification, and termination of real-time multimedia session connections such as voice and video. It is responsible for functions and user registration for sending and receiving voice data.

In addition, the Real-time Transport Protocol (RTP) refers to voice data itself as a standardized protocol in order to transmit actual voice data as a packet cut in a specific time unit. Real-time Transport Control Protocol (RTCP) is a protocol used to maintain and manage QoS (Quality of Service) of the RTP. It is responsible for data transmission monitoring, receiver information collection, and transmission rate calculation.

In addition, a variety of codecs may be used as the codec for performing encoding and decoding of audio data. Preferably, the OPUS codec may be used.

FIG. 8 is a view illustrating a structure of a cargo dispatch management server in a cargo dispatching system according to an embodiment of the present invention.

8, the cargo allocation management server 30 is composed of a proxy server 31, a PTT application server 32, and a media processing server 33. As shown in Fig.

The proxy server 31 serves to transmit user registration and SIP messages. That is, it routes the SIP message transmitted from the user terminal (the cargo prefectural terminal and / or the transportation agent terminal) to the PTT application server 32.

The PTT application server 32 functions to control the media processing server 33. That is, it manages the presence of a chat room, a chat room option and a participant, etc., and controls a floor control, a maximum floor holding time, and a speaking state of a user.

The media processing server 33 plays a role of processing user media. In other words, the PTT application server 32 receives the voice control command from the PTT application server 32 and delivers voice of a specific user to all users.

Hereinafter, a system processing procedure for opening a chat room, entering / leaving a chat room, requesting / canceling a floor, using a timeout, and releasing a voice using a cargo dispatch management system according to an embodiment of the present invention will be described.

9 is a diagram illustrating a system processing procedure for opening a chat room in the cargo dispatch management system according to an embodiment of the present invention.

As shown in FIG. 9, when a chat room is opened, a session connection is requested by transmitting a SIP message for opening a chat room to a proxy server through a user terminal (a cargo prefectural terminal and / or a shipping article terminal) The received SIP message is routed to the PTT application server (S110).

Upon receiving the SIP message, the PTT application server sends an acknowledgment signal to the user terminal, establishes a chat room, sends a chat room open signal to the media processing server, and adds the chat room address (S120).

Then, the user terminal transmits a response signal to the PTT application server (S130), and sets a change response setting informing the PTT application server of the change information to the user terminal every time there is a change in the chat room (S140).

Then, the PTT application server sends an acknowledgment signal to the user terminal (S150), and the user terminal transmits a chat room setting such as the participant number and password of the chat room to the PTT application server (S160) The server again sends an acknowledgment signal to the user terminal (S170), and the establishment of the chat room is completed.

FIG. 10 is a diagram illustrating a system processing procedure for entering / leaving a chat room in a cargo dispatch management system according to an embodiment of the present invention.

10, in a user's entry / exit procedure for the opened chat room, a session connection is requested by transmitting a SIP message for entering / leaving a chat room to a proxy server through a user terminal, The SIP message is routed to the PTT application server (S210).

Upon receiving the SIP message, the PTT application server sends an acknowledgment signal to the user terminal, sends a user entry / exit signal to the media processing server, and adds or deletes user information therefrom (S220).

Then, the user terminal transmits a response signal to the PTT application server (S230). Whenever the user enters / exits to the PTT application server, the change response setting informs the user terminal of the change information (S240).

Thereafter, the PTT application server transmits an acknowledgment signal to the user terminal (S250), and also transmits the change information on the user's entry / exit to other user terminals participating in the chat room (S260).

11 is a diagram illustrating a system processing procedure for requesting / canceling a floor in a cargo dispatch management system according to an embodiment of the present invention.

11, in the voice command request / cancellation procedure, a method for requesting or canceling voice command is transmitted to the proxy server through the user terminal, and the SIP message is transmitted to the proxy server. The proxy server transmits the received SIP message to the PTT application To the server (S310).

Upon receipt of the SIP message, the PTT application server sends a signal to the media processing server to transmit or release the voice command, and transmits a confirmation signal to the user terminal to request or release the voice command (S320).

Then, the user terminal sends a response signal to the PTT application server (S330), and the PTT application server transmits information about the current floor change to the other user terminals participating in the chat room (S340).

FIG. 12 is a diagram illustrating a system processing procedure for canceling a talk burst by timeout in a cargo dispatch management system according to an embodiment of the present invention.

12, when the talk burst is released by the timeout, the PTT application server for checking the talk burst time transmits the SIP message to the user terminal through the proxy server, and calls the method for changing the talk burst to the user terminal (S410).

Accordingly, the user terminal calls a method for confirming the change of the floor, and sends an acknowledgment signal to the PTT application server (S420).

Thereafter, the PTT application server sends a signal to the media processing server about the release of the talk burst by timeout (S430), and transmits the talk burst release information to other user terminals participating in the chat room (S440).

13 is a diagram illustrating a system processing procedure for voice transmission in a cargo dispatch management system according to an embodiment of the present invention.

As shown in FIG. 13, when voice is transmitted to another user terminal through the user terminal, when the user sends a SIP message for voice delivery to the proxy server through the user terminal, the proxy server transmits a SIP message to another user terminal (S510).

At this time, the other user terminal having received the SIP message sends a confirmation signal (S520), and the user terminal sends a response signal indicating that the confirmation signal is normally received to another user terminal (S530).

Thereafter, the user terminal and the other user terminal can exchange voice data using the RTP / RIPT protocol (S540). When terminating the voice data transmission / reception through the user terminal, the user terminal transmits a termination signal to another user terminal through the proxy server (S550), and the voice transmission is terminated by receiving the response signal (S560).

Hereinafter, a cargo dispensing method using the cargo dispensing system configured as described above will be described.

FIG. 14 is a flowchart sequentially illustrating a cargo dispatching method using a cargo dispatching system according to an embodiment of the present invention.

As shown in FIG. 14, the freight forwarder first executes a freight dispatching application installed in the freight forwarding terminal, and opens a room for providing cargo transportation information (S610).

Thereafter, the carrier also executes the cargo dispatch application installed in the carrier terminal, identifies the channel established by the cargo carrier, and enters the corresponding channel (S620).

At this time, the freight forwarder can freely enter and exit the chat room, and can selectively enter or leave the chat rooms opened by a plurality of freight forwarders.

On the other hand, after entering the chat room, if the desired information is received after hearing the freight transportation information provided by the freight forwarding company, the first floor can be obtained in a push-to-talk manner to transmit whether the freight is transported (S630).

In other words, when the cargo dispatch application is executed, the transportation operator can obtain the floor by pressing the speaking button displayed on the transportation operator terminal. If a plurality of transportation operator terminals are connected to the communication room, do.

At this time, the floor holding time of the transportation engine terminal having the floor is restricted by the cargo transportation management server, and the floor can speak only for a predetermined time. If the transportation operator again presses the floor button before the set time, So that the other carrier terminal can obtain the voice.

Herein, when a talker who speaks a voice speaks, voice is delivered to the freight forwarder and all the carriers who are participating in the chat room, and the maximum time for the talker to maintain the floor is set to 30 seconds to 2 minutes .

That is, the reason for restricting the right to speak within a predetermined time is to give an opportunity to speak to another transportation device terminal connected to the chat room by imposing monopoly on the floor.

In the meantime, if the freight forwarder who has obtained the voice in the above process accepts the freight transport for the cargo freight information provided by the cargo freight forwarder and transmits his / her intention, the freight forwarder delivers the voice information specifying the freight forwarder So that the cargo dispensing process can be completed (S640).

INDUSTRIAL APPLICABILITY As described above, the cargo dispatch system using the push-to-talk method according to the present invention includes a cargo dispatcher terminal and a cargo dispatcher terminal storing a cargo dispatching application having a push-to-talk function, And a cargo dispatch management server that manages the chat room. The cargo dispatcher opens a chat room through the cargo dispatcher terminal to provide cargo transportation information. The cargo dispatcher connects to the chat room established by the cargo dispatcher through the dispatcher terminal, It is possible to increase the efficiency of cargo dispatching by realizing the cargo dispatching in real time through the process of talking to the customer on the first-come-first-served basis through the two-talk method.

In addition, the cargo dispatch management server can limit the talk time holding time of the carrier terminal having the floor to within a predetermined time period, thereby restricting the floor rights monopoly so that the cargo dispatching process can be performed more quickly.

Also, when a plurality of freight forwarders open a chat room through respective freight forwarding terminals, the freight forwarder can selectively access the chat room having desired freight forwarding information, thereby increasing convenience.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention as defined by the appended claims. .

10: Cargo main carrier terminal 20: Transport carrier terminal
30: cargo dispatch management server 31: proxy server
32: PTT application server 33: Media processing server

Claims (17)

In a cargo dispatch system,
A cargo dispatch application having a Push To Talk (PTT) function is stored, a chat room is opened by accessing a cargo dispatch management server through the cargo dispatch application, A terminal;
A cargo dispatching application having a push-to-talk function is stored. The cargo dispatching application is connected to the chat room through the cargo dispensing application, receives cargo transportation information from the cargo dispatcher terminal, obtains a priority voice in a push- At least one shipping agent terminal for delivering voice information; And
A cargo dispatch management server that manages a chat room established through the cargo dispensing application and restricts a talk time holding time of a shipping article terminal having a talk right among the shipping article terminals connected to the opened chat room within a predetermined time;
, ≪ / RTI >
And cargo dispatching is carried out between a freight forwarder and a plurality of freight forwarders through PPT-type freight dispatching management.
The method according to claim 1,
The cargo allocation management server comprises:
Wherein the voice call holding time of the carrier terminal is limited to a maximum of 30 seconds to 2 minutes.
The method according to claim 1,
The cargo allocation management server comprises:
And the information recorded through the chat room is stored.
The method according to claim 1,
The cargo allocation management server comprises:
A proxy server for routing a SIP message transmitted from the cargo prefectural terminal and / or the shipping agent terminal to a PTT application server;
A PTT application server that manages the presence / absence of a chat room, a chat room option, and a participant in a chat room, controls a floor, checks a maximum holding time of a floor, and checks a utterance state of a user; And
A media processing server for receiving a voice of a specific user in response to the PTT application server voice control command;
And a cargo dispensing system using the push-to-talk system.
The method according to claim 1,
The cargo dispatching application,
Wherein when the chat room is created, an option to set a general / secret chat room, a maximum number of participants, and a room title is provided.
The method according to claim 1,
The cargo dispatching application,
Wherein the screen is provided with a talk button having a push-to-talk function when a chat room is created.
The method according to claim 1,
The cargo prefectural terminal and the carrier terminal may include:
A smart phone, or a smart pad.
A cargo dispatching system composed of a cargo dispatcher terminal storing a cargo dispatch application having a push to talk (PTT) function, a cargo dispatcher terminal, and a cargo dispatching management server interlocked with the cargo dispatching application, In the used cargo dispatching method,
Establishing a chat room for providing cargo transportation information through a cargo dispatch application stored in the cargo prefectural terminal;
Confirming a chat room opened through an application stored in a transportation article terminal and entering the chat room;
Receiving the cargo transportation information in the chat room through the transportation agent terminal, receiving the voice in a push-to-talk manner, and transmitting the voice information about the cargo transportation; And
Transmitting the voice information designating the cargo dispatch to the cargo dispatcher who has expressed preference for the cargo dispatch through the cargo dispatcher terminal to complete cargo dispatching;
, ≪ / RTI >
In the step of obtaining the voice by the push-to-talk method and transmitting the voice information about the freight transportation,
Wherein a talk time holding time of a carrier terminal having a talk right is limited to within a predetermined time in a cargo dispatch management server managing a chat room.
9. The method of claim 8,
The talk-right holding time of the transportation-
And a maximum of 30 seconds to 2 minutes.
9. The method of claim 8,
The cargo allocation management server comprises:
In managing the chat rooms,
A proxy server for delivering a SIP message, a PTT application server for managing a chat room, and a media processing server for performing voice delivery according to a control command of the PTT application server,
And the voice communication is performed by opening a chat room, entering / leaving a chat room, requesting / canceling a floor, canceling a voice by timeout, and transmitting voice.
11. The method of claim 10,
The process of opening the chat room,
Transmitting a SIP message for establishing a chat room to a proxy server through a user terminal (cargo prefectural terminal or carrier article terminal), and routing the SIP message received through the proxy server to the PTT application server;
Sending a confirmation signal to the user terminal at the PTT application server, establishing a chat room, sending a chat room open signal to the media processing server, and adding a chat room address;
Sending a response signal to the PTT application server at the user terminal, and setting a change response setting to notify the change information to the user terminal whenever there is a change in the chat room with respect to the PTT application server;
Sending an acknowledgment signal to the user terminal from the PTT application server;
Transmitting a chat room setting from the user terminal to the PTT application server;
The PTT application server having received the chat room setting sends an acknowledgment signal to the user terminal;
And the cargo dispatching method using the cargo dispatching system of the push-to-talk type.
11. The method of claim 10,
The process of entering / leaving the chat room includes:
Sending a SIP message for a chat room entry / exit to a proxy server through a user terminal (cargo prefectural terminal or a carrier article terminal), and routing the SIP message received through the proxy server to the PTT application server;
Sending a confirmation signal to the user terminal at the PTT application server and sending a user entry / exit signal to the media processing server and adding or deleting user information therefrom;
Sending a response signal to the PTT application server at the user terminal, and setting a change response setting informing the user terminal of the change information whenever there is a user entry / exit to the PTT application server;
Sending an acknowledgment signal to the user terminal from the PTT application server;
Transmitting change information on user entry / exit to another user terminal participating in the chat room at the PTT application server;
And the cargo dispatching method using the cargo dispatching system of the push-to-talk type.
11. The method of claim 10,
The process of requesting /
A method for requesting or canceling a voice command to a proxy server through a user terminal (a cargo prefectural terminal or a carrier article terminal), and transmitting a SIP message to the proxy server to route the SIP message received through the proxy server to the PTT application server ;
Sending a signal to the media processing server from the PTT application server to send a signal to request or release the voice command, and transmitting an acknowledgment signal to the user terminal to request or release the voice command;
Sending a response signal from the user terminal to the PTT application server;
Transmitting information about a current floor change to another user terminal participating in a chat room in the PTT application server;
And the cargo dispatching method using the cargo dispatching system of the push-to-talk type.
11. The method of claim 10,
The process of canceling the voice right by the time-
The PTT application server for checking the voice talk time transmits a SIP message to the user terminal (the cargo prefectural terminal or the transportation article terminal) through the proxy server, and calls a method for changing the voice to the user terminal;
Calling a method of confirming a floor change in a user terminal and sending an acknowledgment signal to the PTT application server;
Sending a signal to the media processing server at the PTT application server about the release of the talk by timeout;
Transmitting information on the voice release to another user terminal participating in the chat room in the PTT application server;
And the cargo dispatching method using the cargo dispatching system of the push-to-talk type.
11. The method of claim 10,
The voice transmission processing includes:
Transmitting a SIP message for voice delivery to a proxy server via a user terminal (cargo prefectural terminal or carrier article terminal) and transmitting the SIP message to another user terminal via a proxy server;
Sending a confirmation signal from the user terminal to the another user terminal that the confirmation signal is normally received when the other user terminal transmits a confirmation signal;
Transmitting and receiving voice data between a user terminal and another user terminal;
And the cargo dispatching method using the cargo dispatching system of the push-to-talk type.
16. The method of claim 15,
In the step of transmitting / receiving the voice data,
And the voice data is transmitted / received using the RTP / RIPT protocol. The cargo dispatching method using the push to talk type cargo dispatching system.
16. The method of claim 15,
When terminating the voice data transmission / reception through the user terminal,
Wherein the voice transmission is terminated by sending a termination signal to another user terminal through a proxy server and receiving a response signal thereto.

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