KR20080000438A - Method and system for providing short message service to mobile communication terminal by using data communication network - Google Patents

Abstract

A method and a system for providing an SMS(Short Message Service) to a mobile terminal by using a data communication network are provided to solve a problem that while the number of MSCs(Mobile Switching Centers) is fixed, the load of the MSCs is increased by the increase in the usage rate of an SMS, and the performance of a mobile communication system is reduced. A base station transmitter(112) receives a packet traffic channel request message and sets a packet traffic channel with an origination mobile terminal(100). A BSC(Base Station Controller)(114) receives the packet traffic channel request message and sets routing of packet data. A PDSN(Packet Data Serving Node)(120) acquires location information of a destination mobile terminal(150) when a packet short message is received from the BSC(114). An HLR(Home Location Register)(132) receives a location request message from the PDSN(120), checks location information of the destination mobile terminal(150), and provides it to the PDSN(120). An SMSC(Short Message Service Center)(140) performs a function of transferring the packet short message so that the mobile terminals(100,150) can exchange numbers or characters with various character transfer systems bi-directionally. An MSC(130) transmits the packet short message received from the SMSC(140) to the destination mobile terminal(150).

Description

Method and System for Providing Short Message Service to Mobile Communication Terminal by Using Data Communication Network}

1 is a simplified diagram showing a system for providing a short message service to a mobile communication terminal using a data communication network according to a preferred embodiment of the present invention;

2 is a view simply showing the inside of a mobile communication terminal for transmitting a short message using a data communication network according to a preferred embodiment of the present invention;

3 is a flowchart illustrating a process of providing a short message service to a mobile communication terminal using a data communication network according to a preferred embodiment of the present invention.

<Description of Symbols for Main Parts of Drawings>

100: outgoing mobile communication terminal 110: BSS (Base Station Subsystem)

112: base station transmitter 114: base station controller

116: General ATM Switch Network

120: Packet Data Serving Node (PDSN)

130: mobile communication switching center 132: home location register

140: Short Message Service Center (SMSC)

150: incoming mobile communication terminal 210: microprocessor

220: internal memory 230: keypad

240: display unit

The present invention relates to a method and system for providing a short message service to a mobile communication terminal using a data communication network. More specifically, the base station controller receiving the short message from the originating mobile communication terminal transmits the received short message to the Packet Data Serving Node (PDSN), and the PDSN is the home location. A method and system for acquiring a location of a terminating mobile communication terminal from a register and transmitting a short message to a terminating mobile communication switching station, wherein the terminating mobile communication switching station transmits a short message to the terminating mobile communication terminal.

The mobile communication system has been developed through the first generation analog AMPS (Advanced Mobile Phone System) method and the second generation cellular (Cellular) / Personal Communication Service (PCS) method. The third generation mobile communication system IMT-2000 (International Mobile Telecommunication 2000), which is enacted as a standard in ITU-R, is commercially available. IMT-2000 is CDMA 2000 1X, 3X, EV-DO, Wideband CDMA (WCDMA), etc., and is used in IS-95A and IS-95B networks by using the IS-95C network that has evolved from the existing IS-95A and IS-95B networks. It is a service that can provide wireless Internet at a transmission speed of up to 144 Kbps, much faster than the supportable data transmission speed of 14.4 Kbps or 56 Kbps. In particular, by using IMT-2000 service, it is possible to provide various multimedia services (AOD, VOD, etc.) at a faster speed as well as improving existing voice and wireless broadcasting service (WBS) service quality.

In addition, recently, as a part of overcoming the limitations in providing the wireless Internet service of the above-described mobile communication system, a portable Internet system (HPi: High Speed) capable of using high-speed wireless Internet service at a low cost while moving Development of the Portable Internet System or WiBro: Wireless Broadband Internet System.

On the other hand, a service for transmitting a simple message using a mobile communication network is called a short message service (SMS), which uses a letter, number, and symbol provided by a mobile communication terminal to send a desired message. Refers to a service that is written and transmitted within 80 bytes.

With the development of mobile communication systems, the penetration rate of mobile communication terminals is increasing, and as the average age of users using mobile communication terminals decreases, it is easier, simpler and cheaper than users who use voice call function, which is a unique feature of mobile communication terminals. There is a growing number of users who use short message services to communicate their wishes.

Referring to the process of transmitting a short message in the related art, a traffic channel with a calling mobile telecommunication switching center is established at the request of a calling mobile telecommunication terminal user. After the location information of the mobile communication terminal is inquired and transmitted to the short message service center, the short message service center transmits the received short message to the destination mobile communication switching center so that the receiving mobile communication terminal receives the short message.

However, while the utilization rate of the short message service is increasing, the number of mobile communication exchange stations used to send the short message is fixed, so that the number of mobile message exchange stations is limited to accommodate the increasing number of short message services. There is a problem that increases the decrease in the performance of the mobile communication system.

In order to solve this problem, the present invention transmits a short message received by a base station controller receiving a short message from an originating mobile communication terminal to a Packet Data Serving Node (PDSN). The PDSN obtains the location of the terminating mobile communication terminal from the home location register and transmits a short message to the terminating mobile communication switching center, and the terminating mobile communication switching center provides a method and system for transmitting the short message to the terminating mobile communication terminal. The purpose.

In order to achieve this object, according to a first object of the present invention, there is provided a method for providing a short message service using a data communication network, the method comprising: (a) an originating mobile communication terminal providing a packet traffic channel for transmitting a packet short message; Transmitting a requesting packet traffic channel request (Packet_Traffic_Channel_Request) message to a base station transmitter; (b) The base station transmitter allocates a packet traffic channel and transmits a packet traffic channel request message to the base station controller, thereby routing the packet data with a packet data serving node (PDSN). Preparing); (c) the PDSN receiving the packet short message from the base station controller when the originating mobile communication terminal transmits the packet short message; (d) retrieving a packet short message to obtain information of the called mobile communication terminal, and transmitting a location request message to request a location information of the called mobile communication terminal to a home location register; (e) including the location information received from the home location register in a short message message and transmitting it to a short message service center (SMSC); (f) the SMSC transmitting the packet short message to the mobile communication switching center based on the location information included in the packet short message; And (g) transmitting, by the mobile telecommunication switching station, the packet short message to the destination mobile communication terminal.

According to a second object of the present invention, in a system for providing a short message service using a data communication network, a packet traffic channel request for requesting a packet traffic channel for transmitting a packet short message from an originating mobile communication terminal (Packet_Traffic_Channel_Request) A base station transmitter for receiving a message and establishing a packet traffic channel with an originating mobile communication terminal; A base station controller for receiving a packet traffic channel request message from a base station transmitter and setting up routing of packet data using a General ATM Switch Network (GAN); Upon receiving a packet short message from the base station controller, a packet data serving node (PDSN) for obtaining location information of the destination mobile communication terminal based on a mobile identification number (MIN) of the destination mobile communication terminal from the packet short message. Referred to as 'PDSN'; A home location register that receives a Location_Request message from the PDSN, inquires of location information of the called mobile communication terminal, and provides the location information to the PDSN; A short message service center (SMSC) which is implemented as a network server and performs a function of delivering a packet short message to send and receive numbers and letters bidirectionally between a mobile communication terminal and various character delivery systems (not shown) using a mobile communication network (SMSC). : Short Message Service Center, hereinafter referred to as 'SMSC'); And a mobile communication switching center for transmitting the packet short message received from the SMSC to the destination mobile communication terminal.

Further, according to a third object of the present invention, in a mobile communication terminal that transmits a short message using a data communication network, the short message created by the message application is controlled to be processed into a packet short message in a packet form, and the received packet short message is received. A microprocessor for controlling to display a message on a screen of the mobile communication terminal; Stores basic programs for running mobile terminals and applications for driving various functions supported by mobile terminals, stores, modifies and deletes data of various applications processed by microprocessors, and stores short messages in packet form. An internal memory for storing a program for processing with a chip; And a function button for executing a function as an input means for transmitting a command of a mobile terminal user to a microprocessor and a general button for inputting a letter or a number, wherein It provides a mobile communication terminal for transmitting a short message using a data communication network, characterized in that it comprises a keypad for transmitting to the microprocessor to convert the short message into a packet short message.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. First of all, in adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are used as much as possible even if displayed on different drawings. In addition, in describing the present invention, when it is determined that the detailed description of the related well-known configuration or function may obscure the gist of the present invention, the detailed description thereof will be omitted.

In the following, the present invention will be described under the assumption that a code division multiple access (CDMA) -2000 system is used as the mobile communication system. However, the CDMA-2000 system is a system designated for convenience of description and the mobile communication system used in the present invention is not limited thereto.

1 is a diagram schematically showing a system for providing a short message service to a mobile communication terminal using a data communication network according to a preferred embodiment of the present invention.

A system for providing a short message service to a mobile communication terminal using a data communication network according to an exemplary embodiment of the present invention includes an outgoing mobile communication terminal 100, a base station subsystem (BSS) 110, a base station transmitter 112, and a base station. Controller 114, General ATM Switch Network (GAN) 116, Packet Data Serving Node (PDSN) 120, Mobile Switching Station 130, Home Location Register ( It includes a Home Location Register (HLR) 132, a Short Message Service Center (SMSC) 140, and a terminating mobile communication terminal 150.

A mobile communication terminal including the outgoing mobile terminal 100 and the incoming mobile terminal 150 is connected to the mobile communication network wirelessly to perform a normal voice call by wireless communication with another mobile communication terminal or a landline telephone. In addition to providing a, it is a mobile communication terminal that can send and receive short messages, multimedia messages and the like.

Here, the mobile communication terminal is a PDA (Personal Digital Assistant), cellular phone, PCS (Personal Communication Service) phone, Hand-Held PC (GSM), Global System for Mobile (GSM) phone, W-CDMA (Wideband CDMA) Phone, CDMA-2000 phone, Mobile Broad and System (MBS) phone and the like. Here, MBS phone refers to a mobile phone to be used in the fourth generation system currently being discussed.

In the present invention, the mobile communication terminal establishes a connection for transmitting a short message by using a packet traffic channel request (Packet_Traffic_Channel_Request) message, and converts the short message to a base station transmitter 112 by processing the short message into a packet form. send.

To this end, mobile communication terminals including the outgoing mobile terminal 100 and the incoming mobile terminal 150 are MIE based on HTML using a wireless application protocol (WAP), which is a wireless Internet access protocol, and the HTTP protocol. (Microsoft Internet Explorer), Handheld Device Transport Protocol (HDPT), NTT DoKoMo's i-Mode or SK Telecom's 'NATE'.

The BSS 110 includes a base station transmitter 112, a base station controller 114, and a GAN 116. The base station transmitter 112 provides a mobile communication service including voice and data to a mobile communication terminal through an air interface. When a packet traffic channel request message is transmitted from an originating mobile communication terminal, the base station transmitter 112 allocates a packet traffic channel. The packet traffic channel request message is transmitted to the base station controller 114.

The base station controller 114 controls the operation of the base station transmitter 112, which routes the packet traffic channel request message received from the base station transmitter 114 to the PDSN 120.

The GAN 116 is a communication device connected to the base station controller 114 to perform a routing function of packet data. That is, it serves as a switch for performing a soft handoff between the base station controller 114 to the mobile communication terminal to which traffic is connected, and performs a packet control function (PCF) function for packet data service. . In addition, it performs a function of connecting the data location register, the access network authentication server and the PDSN (120) for packet data service.

The PDSN 120 uses a PPP and TCP / IP protocol between the BSS 110 and the data core network (DCN) including the base station transmitter 112, the base station controller 114, and the GAN 116. Provide data services.

When the PDSN 120 according to the preferred embodiment of the present invention receives the packet short message transmitted from the base station controller 114, the PDSN 120 informs the home location register 132 of the location of the destination mobile communication terminal 150 to receive the packet short message. Sending a requesting location request (Location_Request) message, and when the location of the destination mobile communication terminal 150 is obtained from the home location register 132, the incoming SMSC including the location information of the destination mobile communication terminal 150 in the packet short message To transmit.

The mobile switching center 130 performs basic and additional service processing for providing a voice communication service, reception and outgoing call processing of a subscriber, location registration procedure and handoff procedure, and interworking with other networks.

The mobile switching center 130 according to the preferred embodiment of the present invention receives the packet short message from the incoming SMSC and transmits it to the incoming mobile communication terminal 150.

When the home location register 132 receives the location request message from the PDSN 120, the home location register 132 inquires the location of the incoming mobile communication terminal 150 included in the location request message and transmits the location to the PDSN 120. do.

The SMSC 140 is implemented as a network server, and performs a function of delivering a short message so that a number and a letter can be bidirectionally transmitted and received between a mobile communication terminal and various text transmission systems (not shown) using a mobile communication network. Provides a short message service (SMS).

SMSC 140 according to a preferred embodiment of the present invention receives a packet short message is classified by the station number of the mobile communication terminal and transmitted from the PDSN (120).

For example, when the originating mobile communication terminal 100 transmits a packet short message to two incoming mobile communication terminals 150 that are '011-9615-2152' and '011-326-6529', '011-9615-' Since 2152 'and' 011-326-6529 'have different station numbers, packet short messages are transmitted to different incoming SMSCs.

2 is a diagram schematically illustrating the inside of a mobile communication terminal for transmitting a short message using a data communication network according to an exemplary embodiment of the present invention.

A mobile communication terminal for transmitting a short message using a data communication network according to an exemplary embodiment of the present invention includes a microprocessor 210, an internal memory 220, a keypad 230, and a display unit 240.

The microprocessor 210 controls to execute various applications of a phone book, a mobile phone setting, a schedule management, a game, a screen setting, and a ringtone setting stored in the internal memory 220, and performs voice call and data communication control of the mobile communication terminal. do.

In the present invention, the short message created by the message application is controlled to be processed into a packet short message, and the received packet short message is transmitted to the display unit 240 and controlled to be displayed on the screen of the mobile communication terminal.

The internal memory 220 stores basic programs for driving the mobile communication terminal and applications for driving various functions supported by the mobile communication terminal, and stores and modifies data of various applications processed by the microprocessor 210. And delete.

In the present invention, the internal memory 220 stores a program for processing the short message in the form of a packet.

The keypad 230 includes a function button for executing a function as an input means for transmitting a command of the user of the mobile terminal to the microprocessor 210 and a general button for inputting letters or numbers.

In the present invention, the keypad 230 transmits a signal of the 'send' key assigned to the message application to the microprocessor 210 so that the microprocessor 210 processes the short message into a packet short message.

The display unit 240 may display an information screen that informs information of the mobile communication terminal under the control of the microprocessor 210, a menu screen that displays various application functions, an input screen for inputting letters or numbers, a picture or a picture. Provides an editing screen for editing.

3 is a flowchart illustrating a process of providing a short message service to a mobile communication terminal using a data communication network according to an exemplary embodiment of the present invention.

The originating mobile communication terminal 100 transmits a packet traffic channel request (Packet_Traffic_Channel_Request) message to the base station transmitter 112 in order to transmit a packet short message in which the short message is processed into a packet form (S300).

The base station transmitter 112 receiving the packet traffic channel request message allocates a packet traffic channel and transmits the packet traffic channel request message to the base station controller 114 (S302).

Upon receiving the packet traffic channel request message, the base station controller 114 prepares packet data routing with the packet data serving node 120 using the GAN 116, and transmits the packet transmitted from the originating mobile terminal 100. The short message is transmitted to the PDSN 120 (S304).

Upon receiving the packet short message, the PDSN 120 retrieves the packet short message to obtain information of the destination mobile communication terminal 150 and transmits a location_Request message to the home location register 132 (S306).

The PDSN 120 should transmit the received packet short message to the incoming SMSC. The short message service center (SMSC) 140 is configured as a network server and is mobile communication. Since the SMSC 140 used for each station number of the terminal is different, the home location register 132 requests the location information of the incoming mobile communication terminal 150 to determine the location of the incoming mobile communication terminal 150.

PDSN 120 receives the location information from the home location register 132 and transmits to the SMSC including the location information of the destination mobile communication terminal 150 in the packet short message (S308).

The home location register 132 that receives the location request message from the PDSN 120 receives the location of the destination mobile communication terminal 150 based on the mobile identification number (MIN) of the destination mobile communication terminal 150 included in the location request message. Inquiry to transmit the location information to the PDSN (120).

The incoming SMSC transmits the packet short message to the mobile communication switching station 130 used by the incoming mobile communication terminal 150 based on the location information of the incoming mobile communication terminal 150 included in the packet short message, and the mobile communication switching station 130 ) Transmits the packet short message to the destination mobile communication terminal 150 (S310).

The above description is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and changes without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The scope of protection of the present invention should be interpreted by the following claims, and all technical ideas within the scope equivalent thereto should be construed as being included in the scope of the present invention.

As described above, according to the present invention, a base station controller receiving a short message from an originating mobile communication terminal transmits a short message received to a packet data serving node (PDSN). The PDSN acquires the location of the terminating mobile communication terminal from the home location register and transmits the short message to the terminating mobile communication exchange, and the terminating mobile communication exchange transmits the short message to the terminating mobile communication terminal, thereby transmitting the short message. Because of this, the load of the mobile communication switching center can be reduced.

Claims (11)

In the method for providing a short message service using a data communication network, (a) sending, by the calling mobile communication terminal, a packet traffic channel request (Packet_Traffic_Channel_Request) message requesting a packet traffic channel for transmitting a packet short message to a base station transmitter; (b) the base station transmitter allocates the packet traffic channel and transmits the packet traffic channel request message to a base station controller to route packet data with a packet data serving node (PDSN). Preparing (Routing); (c) the PDSN receiving the packet short message from the base station controller when the originating mobile communication terminal transmits the packet short message; (d) retrieving the packet short message to obtain information of the called mobile communication terminal, and transmitting a location_Request message to request a location of the called mobile communication terminal to a home location register; (e) including the location information received from the home location register in a packet short message and transmitting the short message service center (SMSC); (f) the SMSC transmitting a packet short message to a mobile communication switching center based on the location information included in the packet short message; And (g) the mobile telecommunication switching center transmitting the packet short message to a destination mobile telecommunication terminal; Method for providing a short message service using a data communication network comprising a. The method of claim 1, Step (b) is, A method for providing a short message service using a data communication network, comprising: preparing a packet data routing with the PDSN using a general ATM switch network (GAN). The method of claim 1, wherein the packet short message, And providing a short message service using a data communication network, wherein the short message prepared by the calling mobile communication terminal is a short message processed into a packet form. The method of claim 1, wherein the SMSC, A method for providing a short message service using a data communication network, characterized in that the SMSC used for each station number of the mobile communication terminal has a different network server type. The method of claim 1, wherein the home location register, Inquiry of the location of the destination mobile communication terminal based on the Mobile Identification Number (MIN) of the destination mobile communication terminal included in the location request message, using the data communication network, characterized in that for transmitting the location information to the PDSN How to provide a short message service. In a system for providing a short message service using a data communication network, A base station transmitter configured to receive a packet traffic channel request (Packet_Traffic_Channel_Request) message requesting a packet traffic channel for transmitting a packet short message from an outgoing mobile communication terminal and establish a packet traffic channel with the outgoing mobile communication terminal; A base station controller configured to receive a packet traffic channel request message from the base station transmitter and set routing of packet data using a general ATM switch network (GAN); When receiving the packet short message from the base station controller, a packet data serving node (PDSN) for obtaining location information of the destination mobile communication terminal based on a mobile identification number (MIN) of the destination mobile communication terminal from the packet short message. , Hereinafter referred to as 'PDSN'; A home location register that receives a Location_Request message from the PDSN, inquires of location information of the called mobile communication terminal, and provides the location information to the PDSN; Short Message Service Center (SMSC) that performs the function of transmitting the packet short message so that numbers and letters can be bi-directionally transmitted and received between the mobile communication terminal and various character delivery systems (not shown) using a mobile communication network. , Hereinafter referred to as 'SMSC'; And A mobile communication switching center for transmitting the packet short message received from the SMSC to the called mobile communication terminal. System for providing a short message service using a data communication network comprising a. The method of claim 6, wherein the PDSN is, When the packet short message is received, the location request message is transmitted to the home location register. When the location information is received from the home location register, the location information is included in the packet short message and transmitted to the SMSC. A system for providing a short message service using a data communication network. The method of claim 6, wherein the location information, And a data indicating a location of a mobile communication switching center used by the incoming mobile communication terminal. The method of claim 6, wherein the packet short message, A short message service using a data communication network, characterized in that the short message is processed in the form of a packet for transmission using the packet traffic channel in the outgoing mobile communication terminal. In a mobile communication terminal for transmitting a short message using a data communication network, A microprocessor which controls to process the short message created by the message application into a packet short message in a packet form and to display the received packet short message on a screen of the mobile communication terminal; Stores basic programs for driving the mobile communication terminal and applications for driving various functions supported by the mobile communication terminal, and stores, modifies, and deletes data of various applications processed by the microprocessor; An internal memory for storing a program for processing a message into a packet form; And A function button for performing a function as an input means for transmitting a command of a mobile communication terminal user to the microprocessor and a general button for inputting a letter or a number, and receiving a signal of a transmission key assigned to the message application. A keypad that transmits to a microprocessor such that the microprocessor processes the short message into the packet short message. Mobile communication terminal for transmitting a short message using a data communication network comprising a. The method of claim 10, wherein the microprocessor, When a signal of the transmission key is input from the keypad, a program for processing the short message into a packet form is called in the internal memory, and the short message is converted into the packet short message to be transmitted. The mobile terminal for transmitting a short message.

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