KR20070052004A - Method and system for displaying addition information of destinations during international telephone call - Google Patents

Abstract

The present invention relates to a method and system for displaying additional information of a destination while attempting an international call.

The present invention is a terrestrial infrastructure for transmitting and receiving data wirelessly with a mobile communication terminal based on a predetermined protocol, and includes a handoff and wireless support management function, and a wireless access network for relaying international telephone supplementary services to the mobile communication terminal, and an exchange station. A mobile communication network that relays the international telephone supplementary service to the mobile communication terminal as a set of communication facilities that provide voice calls or data exchange services to a plurality of unspecified subscribers, interworking with the mobile communication network and the Internet, and the WAP gateway and the In a system comprising a content providing server for providing the international telephone supplementary service, which is a kind of mobile communication service to transmit additional information of a destination via the WAP gateway when a communication channel is allocated between mobile communication terminals. In the process of trying to A method of displaying additional information of a destination while attempting an international call, wherein the additional information of the destination is displayed on a mobile communication terminal attempting the international call, comprising: (a) attempting the international call from the mobile communication terminal; Monitoring whether an outgoing call signal is transmitted; (b) analyzing the subscriber number included in the outgoing call signal; (c) extracting the additional information corresponding to the destination from the database unit; And (d) transmitting the additional information to the mobile communication terminal, wherein the additional information of the destination is displayed while attempting an international call.

According to the present invention, when the user attempts to make an international call, the counterpart user is located because information about the current time and the current weather condition of the destination country may be provided before the ring backtone signal is transmitted. When the destination is night or dawn, by not forcibly attempting a call connection, there is an effect that does not cause an embarrassment to the counterpart user.

Mobile Phones, International Calls, Supplementary Information, Ring Backtone Signals

Description

Method and System for Displaying Addition Information of Destinations During International Telephone Call}

1 is a simplified diagram of a system for displaying additional information of a destination while attempting an international call in accordance with a preferred embodiment of the present invention;

2 is a view simply showing the internal configuration of a content providing server according to a preferred embodiment of the present invention;

3 is a flowchart illustrating a process of displaying additional information of a destination while attempting an international call according to a preferred embodiment of the present invention;

4A to 4C are diagrams exemplarily illustrating screens of a mobile communication terminal displaying additional information of a destination while attempting an international call.

<Description of Symbols for Main Parts of Drawings>

100: mobile communication terminal 102: wireless access network

104: mobile communication network 106: manganese interworking device

108: WAP gateway 110: Internet

112: content providing server 200: network interface unit

202: memory unit 204: input / output unit

206: program storage unit 208: central control unit

210: database unit

The present invention relates to a method and system for displaying additional information of a destination while attempting an international call. More specifically, while the user attempts to make an international call to the other party's user who is located in a foreign country, the additional information of the destination is displayed while attempting an international call to display the additional information of the destination where the other party is located on the user's mobile terminal. To a method and system.

Information and communication technology is changing the lifestyle of modern people. Most homes, schools, and offices have been equipped with Internet-enabled personal computers to acquire information through Web sites, purchase products through electronic commerce, and exchange news via e-mail. Just a few years ago, people could only use voice communication-oriented mobile services using mobile terminals. Recently, however, a wireless internet service that can receive a data communication service using the internet has appeared in a mobile communication terminal.

As the mobile communication service has evolved, the mobile communication terminal has evolved from the concept of a voice call-oriented mobile phone to a mobile communication terminal having various functions such as a camcorder, a camera, and an MP3 player. As various functions are included in the mobile communication terminal, the display device of the mobile communication terminal has also evolved from a black and white display device to a color display device. In general, a display device of a mobile communication terminal exists to inform a user of various types of state information of the mobile communication terminal, for example, a state of use of a power source, a reception strength of radio waves, a date and time, and the like. As a result of the development of information and communication technology, the spread of mobile communication terminals equipped with color display devices and the use of wireless Internet services have become popular, and the use of various contents that match the performance of mobile communication terminals has become popular. In general, a service for developing various contents and providing the developed various contents to a user using a wireless Internet service is called a content providing service. The content providing service provides a user with various contents developed after renting a mobile communication network from a mobile communication service provider that establishes and manages a mobile communication network.

On the other hand, when a user performs a call using a mobile communication terminal, a user may make a call with a counterpart user located outside the country. In general, a brief description of a process of performing a call with a counterpart user located in a foreign country is as follows. The user enters a subscriber number including a service number informing the mobile communication terminal of an international call, a country code number of the country where the counterpart user is located, and an identification number of the mobile communication terminal possessed by the counterpart user located at the destination. Thereafter, when the user operates the 'call' button provided in the mobile communication terminal, a call path is opened between the user's mobile communication terminal and the counterpart user's mobile communication terminal, and the call is started using the opened call path.

As such, in the process of performing an international call, the user can simply infer the current time of the country in which the counterpart user is located, but there is no way to accurately know the current time of the country where the counterpart user is located. In other words, in the country where the user is located, it is often night or dawn in the country of the destination where international calls are requested, even if it is daytime. There is a disadvantage in that the user is guilty of causing embarrassment.

In order to solve the above-described problems, the present invention, while attempting to make an international call to a counterpart user located in a foreign country, attempts to make an international call to display additional information on the destination where the counterpart user is located on the user's mobile terminal. It is an object of the present invention to provide a method and system for displaying additional information of a destination.

Accordingly, according to a first object of the present invention, a ground infrastructure for exchanging data with a mobile communication terminal wirelessly based on a predetermined protocol includes a handoff and a radio support management function. A mobile communication network for relaying the international telephone supplementary service to the mobile communication terminal through a wireless access network for relaying a call, a set of communication facilities for providing a voice telephone or data exchange service to an unspecified number of subscribers through an exchange office, the mobile communication network and If a communication channel is allocated between the WAP gateway and the mobile communication terminal when interworking with the Internet, the content providing server for providing the international call additional service, which is a kind of mobile communication service, transmits additional information of the destination via the WAP gateway. In the system, including, international A method of displaying additional information of a destination during an international call, wherein the additional information of the destination is displayed on a mobile communication terminal attempting to make an international call in an attempt to make a call. Monitoring whether an outgoing call signal attempting the international call is transmitted from a terminal; (b) analyzing the subscriber number included in the outgoing call signal; (c) extracting the additional information corresponding to the destination from the database unit; And (d) transmitting the additional information to the mobile communication terminal, wherein the additional information of the destination is displayed while attempting an international call.

In addition, according to a second object of the present invention, a ground infrastructure for exchanging data with a mobile communication terminal wirelessly based on a predetermined protocol includes a handoff and wireless support management function. In a system comprising a wireless access network for relaying a network and a mobile communication network for relaying the international telephone supplementary service to the mobile communication terminal as a set of communication facilities for providing voice telephone or data exchange service to a plurality of unspecified subscribers through an exchange office, A system for displaying additional information of a destination while attempting an international call, wherein the additional information of the destination is displayed on a mobile communication terminal attempting an international call in an attempt to make an international call, interworking with the mobile communication network and the Internet. And the mobile communication with the WAP gateway And a content providing server for providing the international telephone supplementary service, which is a kind of mobile communication service that transmits the additional information of the destination via the WAP gateway when a communication channel is allocated between terminals. Provides a system for displaying additional information of a destination while attempting to make a call.

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.

1 is a simplified diagram of a system for displaying additional information of a destination while attempting an international call in accordance with a preferred embodiment of the present invention.

A system for displaying additional information of a destination while attempting an international call according to a preferred embodiment of the present invention includes a mobile communication terminal 100, a wireless access network 102, a mobile communication network 104, a network interworking device 106, and a WAP. Gateway 108, Internet 110, content providing server 112, and the like.

For convenience of explanation in the following description, when the user attempts to make an international call, especially while the user attempts to make a call to the counterpart user using the mobile communication terminal 100, the current time of the destination where the international call is made through the content providing server 112. The mobile communication service for transmitting information about the current weather condition of the destination and the like to the mobile communication terminal 100 before starting a call is defined as an 'international telephone supplementary service'. Here, the information on the current time of the destination of the international call, the information on the current weather conditions of the destination are collectively defined as 'additional information'. In addition, a user inputs a number to the mobile communication terminal 100 to attempt an international call, a service number indicating that the call is an international call, a country code number of the country where the counterpart user is located, and a mobile communication held by the counterpart user located at the destination. The identification numbers of the terminals are collectively defined as 'subscriber numbers'.

Brief description of the main features of the present invention. When a user enters a subscriber number (eg, 00700-1-123-456-7890, etc.) to attempt an international call using the mobile communication terminal 100, the mobile communication terminal 100 generates an outgoing call signal. To the content providing server 112 via the mobile communication network 104. The content providing server 112 receiving the outgoing call signal from the mobile communication terminal 100 grasps the subscriber number included in the outgoing call signal, extracts the country code number of the destination where the international call is attempted, and corresponds to the country code number. Additional information is generated for the destination. Thereafter, the content providing server 112 has a main feature of controlling to transmit additional information before the ring backtone signal is transmitted to the mobile communication terminal 100 requesting an international call. Here, the content providing server 112 may provide additional information such as a short message service (SMS) message and a voice message, as well as a multimedia message service (MMS) including two-dimensional graphics and / or three-dimensional graphics. It will be generated and transmitted in the form of a message).

The mobile communication terminal 100 refers to a communication terminal capable of using a web service in a wired / wireless communication environment, and refers to a communication terminal receiving an international telephone supplementary service from the content providing server 112. In other words, the mobile communication terminal 100 is connected to the mobile communication network 104 via the wireless access network 102 to provide a voice call function to perform a normal voice call wirelessly with other mobile communication terminals, as well as contents. Means a communication terminal receiving an international telephone supplementary service through the provision server 114. The content providing server 112 receives the additional information in the form of an MMS message consisting of two-dimensional graphics and / or three-dimensional graphics as well as an SMS message and a voice message.

The mobile communication terminal 100 includes a wireless application protocol, which is an Internet access protocol, a Microsoft Internet Explorer (MIE) based on HTML using an HTTP protocol, a handheld device transport protocol, and an NTT DOCOMO company. Connect to the Internet 112 via the mobile communication network 104 using an Internet access browser such as i-Mode or SK Telecom's 'NATE', and interoperate with the content providing server 114 connected to the Internet 112. do. Among the Internet access protocols used by the mobile communication terminal 100, MIE uses a shortened version of HTML, which is abbreviated m-HTML. In the case of i-Mode, a language called compact HTML (c-HTML), which is a subset of HTML, is used. use.

The wireless access network 102 is a network termination device that is directly connected to the mobile communication terminal 100 by performing baseband signal processing, wired / wireless conversion, and transmitting / receiving a wireless signal. Each of the wireless access networks 102 is arranged in units of cells. The call request generated from the communication terminal 100 is transmitted to the mobile communication network 104 or the call request of the mobile communication terminal 100 existing in the cell area controlled by the communication terminal 100 is transmitted to the mobile communication network 104 or the user has jurisdiction. It refers to a device for performing location information registration to determine the location of the mobile communication terminal 100 existing in the cell area.

In addition, the wireless access network 102 relays the mobile communication terminal 100 and the content providing server 114, and allocates and releases a radio channel for the mobile communication terminal 100, and soft-cell-off between cells for the mobile communication terminal 100. It performs soft hand off and hard hand off decisions, transcoding and vocoding, global positioning system (GPS) clock distribution, and operation and maintenance functions for the base station.

The mobile communication network 104 is a telephone exchange network operated by a mobile communication service provider and means a set of communication facilities that provide voice telephone or data exchange service to an unspecified number of subscribers through an exchange office, and is a CDMA-2000 service, a WCDMA service, and a mobile Internet. Provide a service and the like to the mobile communication terminal 100. The mobile communication network 104 performs basic and additional service processing, incoming and outgoing call processing of subscribers, location registration and handoff procedure processing, interworking with other networks, and additional information transmitted from the content providing server 114. It performs a function such as relaying to the terminal 100. The mobile communication network 104 of the IS-95 A / B / C system includes an Interconnection Network Subsystem (INS) that performs distributed call processing, a Central Control Subsystem (CCS) that performs centralization of operation and maintenance, and mobile communication. It includes a subsystem, such as a Location Registration Subsystem (RLS) that performs storage and management of information for subscribers. In addition, the mobile communication network 104 for the third and fourth generation may include an Asynchronous Transfer Mode (ATM) switch (not shown). The ATM switch increases the transmission rate and the efficiency of line use by packet transmission per cell. .

The inter-working function 106 provides an interface for data exchange between a wireless communication system and a wired communication system and converts protocols, signals, and data into a form suitable for each network. In general, the manganese interworking device 106 connects the mobile communication network 104 and the Internet 110.

The WAP gateway 108 refers to software for relaying wirelessly transmitting and receiving packet data between the mobile communication terminal 100 and the content providing server 112 via the mobile communication network 104 and hardware coupled thereto. The WAP gateway 108 performs a process such as communication code conversion or protocol conversion between the mobile communication network 104 and the Internet 110 in order to quickly retrieve and display information on the Internet 110. Performs a function of interconnecting 110. That is, the WAP gateway 108 converts the WAP protocol and the Internet TCP / IP (Transmission Control Protocol / Internet Protocol) protocol. Therefore, a Hyper Text Transfer Protocol (HTTP) protocol is used between the content providing server 112 and the WAP gateway 108 connected to the Internet 110, and a WAP protocol is provided between the mobile communication terminal 100 and the WAP gateway 108. The transmission and reception of data is performed. The WAP gateway 108 converts a website address (URL) request from the mobile communication network 104 into an HTTP request according to the WAP protocol, and then, from the content providing server 112 according to the HTTP protocol through the Internet 110, the website. Ask for an address. In addition, the WAP gateway 108 converts a variety of content in the HTML format received from the content providing server 112 into a binary code so that the mobile communication terminal 100 can recognize the content to the mobile communication terminal 100. send. Since the data passing through the WAP gateway 108 is converted into a binary code, there is an advantage that the amount of data is reduced and the burden on transmission to the mobile communication network 104 is reduced.

As described above, the WAP is a general term for a communication protocol that enables the Internet 110 to be used using a wireless communication terminal such as a mobile communication terminal 100 or a personal information terminal. In the WAP, in order to solve a communication speed problem of a relatively slow wireless communication, the WAP is converted into a text code on the Internet 110 and transmitted to a wireless communication terminal. In addition, since the WAP is designed considering the contents and the wireless communication terminal to use the WAP from the model design, the WAP enables users to use the Internet 110 only with the wireless terminal.

The Internet 110 refers to a communication network that provides a connection path for the mobile communication terminal 100 to transmit and receive packet data after connecting to the content providing server 112 via the mobile communication network 104.

The content providing server 112 is interworked with the mobile communication network 104 and the Internet 110, and when a communication channel is allocated between the WAP gateway 108 and the mobile communication terminal 100, the mobile communication via the WAP gateway 108 is performed. Means software for providing an international telephone supplementary service to the terminal 100 and hardware associated with it. When the outgoing call signal is transmitted from the mobile communication terminal 100, the content providing server 112 identifies a destination number attempting an international call by identifying a subscriber number included in the outgoing call signal, and provides additional information corresponding to the identified destination. It is generated in real time and transmitted to the mobile communication terminal 100.

2 is a diagram schematically showing the internal configuration of a content providing server according to a preferred embodiment of the present invention.

The content providing server 112 according to the preferred embodiment of the present invention includes a network interface unit 200, a memory unit 202, an input / output unit 204, a program storage unit 206, a central control unit 208, and a database unit ( 210) and the like.

In the present invention, the content providing server 112 receives the outgoing call signal from the mobile communication terminal 100 requesting the international call additional service, grasps the subscriber number included in the outgoing call signal, and identifies a destination for attempting an international call. The additional information corresponding to the destination is extracted from the database unit 210 provided and transmitted to the mobile communication terminal 100. However, in the present invention, if the content providing server 112 operates the 'call' button after the user enters the subscriber number in the mobile communication terminal 100, the mobile communication terminal 100 is ring back tone from the mobile communication network 104 The additional information is transmitted before receiving the signal. The content providing server 112 generates additional information in the form of an MMS message consisting of two-dimensional graphics and / or three-dimensional graphics as well as an SMS message and a voice message, and transmits the additional information to the mobile communication terminal 100.

The network interface unit 200 interworks with the mobile communication network 104 and the Internet 110 and provides a communication interface for providing an international telephone additional service to the mobile communication terminal 100 in the form of packet data.

The memory unit 202 temporarily stores data processed by the central control unit 208 or temporarily stores data generated in a process of providing an international call additional service to the mobile communication terminal 100. The input / output unit 204 displays not only the processing status according to the key input but also the processing status for providing the international telephone additional service.

The program storage unit 206 monitors an outgoing call signal transmitted from the mobile communication terminal 100, extracts a subscriber number included in the outgoing call signal, extracts a country code number included in the subscriber number, and makes the user make an international call. MMS consisting of two-dimensional graphics and / or three-dimensional graphics, as well as extract the additional information corresponding to the destination from the database unit 210, and extracts the additional information corresponding to the destination from the database unit 210; The control software generates a message and transmits it to the mobile communication terminal 100.

The central control unit 208 is a kind of central processing unit that controls the process of providing an international telephone additional service from the content providing server 112 to the mobile communication terminal 100. That is, the central control unit 208 drives the control software mounted on the program storage unit 206 and transmits additional information to the mobile communication terminal 100 by the driven control software as well as the SMS message and the voice message in two dimensions. It generates a MMS message in the form of graphics and / or three-dimensional graphics to control the operation and the like transmitted to the mobile communication terminal (100).

The database unit 210 stores additional information including information on the destination corresponding to the country code number, information on the current time of the destination, and information on the current weather condition of the destination when the international call is attempted. .

3 is a flowchart illustrating a process of displaying additional information of a destination while attempting an international call according to a preferred embodiment of the present invention.

In order to make an international call, the user includes the subscriber number of the other user, that is, a service number indicating that the call is an international call, a country code number of the country where the other user is located, and an identification number of the mobile terminal possessed by the other party located at the destination. The subscriber number is entered into the mobile communication terminal 100 (S300).

When a user operates a 'call' button by operating a key input unit provided in the mobile communication terminal 100, the mobile communication terminal 100 generates an outgoing call signal to the content providing server 112 through the mobile communication network 104. It transmits (S302).

The content providing server 112 receiving the outgoing call signal from the mobile communication terminal 100 analyzes the country code number included in the subscriber number to determine a destination for requesting an international call (S304). Thereafter, the content providing server 112 extracts additional information corresponding to the destination from the provided database unit 210 (S306). The content providing server 112 transmits additional information extracted in step S306 before the ring backtone signal is transmitted from the mobile communication network 104 to the mobile communication terminal 100 (S308).

4A to 4C are diagrams exemplarily illustrating screens of a mobile communication terminal displaying additional information of a destination while attempting an international call.

When the user inputs the subscriber number of the counterpart user who attempts the international call as shown in FIG. 4A, and operates the 'call' button by operating the key input unit provided in the mobile communication terminal 100, the mobile communication terminal 100 Generates an outgoing call signal and transmits it to the content providing server 112 through the mobile communication network 104 as shown in FIG. 4B.

The content providing server 112 extracts the subscriber number from the outgoing call signal transmitted from the mobile communication terminal 100, identifies the destination of attempting an international call using the country code number included in the extracted subscriber number, and the incoming call. Information is extracted from the database unit 210. Thereafter, the content providing server 112 transmits additional information as shown in FIG. 4C before the ring backtone signal is transmitted from the mobile communication network 104 to the mobile communication terminal 100.

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 protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

As described above, according to the present invention, since the user can receive information on the current time and the current weather condition of the destination country before the ring back tone signal is transmitted in the process of making an international call. If the destination where the counterpart user is located is night or dawn, the user does not try to force the call, thereby preventing the counterpart user from embarrassing.

Claims (6)

It is a terrestrial infrastructure that exchanges data wirelessly with a mobile communication terminal based on a predetermined protocol, and includes handoff and wireless support management functions, and a wireless access network for relaying international telephone supplementary services to the mobile communication terminal, and unspecified through an exchange station. A mobile communication network that provides a voice telephone or data exchange service to a plurality of subscribers, a mobile communication network for relaying the international telephone supplementary service to the mobile communication terminal, interworking with the mobile communication network and the Internet, and a WAP gateway and the mobile communication terminal. When a communication channel is allocated to each other, a system including a content providing server that provides the international telephone supplementary service, which is a kind of mobile communication service that transmits additional information of a destination via the WAP gateway, attempts to make an international call. Of the destination in the process A method of displaying additional information of a destination while attempting an international call, wherein the additional information is displayed on a mobile communication terminal attempting to make an international call. (a) monitoring whether an outgoing call signal attempting the international call is transmitted from the mobile communication terminal; (b) analyzing the subscriber number included in the outgoing call signal; (c) extracting the additional information corresponding to the destination from the database unit; And (d) transmitting the additional information to the mobile communication terminal; Method for displaying additional information of the destination while attempting an international call comprising a. The method of claim 1, wherein step (b) (b1) dividing the subscriber number into a subscriber number including a service number indicating that the call is an international call, a country code number of the country in which the counterpart user is located, and an identification number of a mobile communication terminal possessed by the counterpart user located at the destination; Analyzing; (b2) extracting the country code number in step (b1); And (b3) identifying the destination corresponding to the country code number; Method for displaying additional information of the destination while attempting an international call comprising a. The method of claim 1, wherein step (d) (d1) generating the missed information in the form of a Short Message Service (SMS) message, a voice message, as well as an MMS message in the form of two-dimensional graphics and / or three-dimensional graphics; And (c2) transmitting the additional information generated in the step (c1) to the mobile communication terminal requesting the international call, but before the ring backtone call signal is transmitted from the mobile communication network; Method for displaying additional information of the destination while attempting an international call comprising a. It is a terrestrial infrastructure that exchanges data wirelessly with a mobile communication terminal based on a predetermined protocol, and includes handoff and wireless support management functions, and a wireless access network for relaying international telephone supplementary services to the mobile communication terminal, and unspecified through an exchange station. In a system including a mobile communication network that relays the international telephone supplementary service to the mobile communication terminal as a set of communication facilities for providing a voice call or data exchange service to a plurality of subscribers, additional information of the destination in the process of making an international call. What is claimed is: 1. A system for displaying additional information of a destination while attempting an international call, to display a on a mobile communication terminal attempting an international call. The international telephone supplementary service, which is a kind of mobile communication service that interworks with the mobile communication network and the Internet and transmits the additional information of the destination via the WAP gateway when a communication channel is allocated between the WAP gateway and the mobile communication terminal. Content providing server that provides A system for displaying additional information of a destination while attempting an international call comprising a. The method of claim 4, wherein The content providing server receives an outgoing call signal from the mobile communication terminal requesting the international call, extracts a country code number from the subscriber number included in the outgoing call signal, identifies the destination, and then adds the corresponding destination. And transmit information before the ring back tone signal is transmitted to the mobile communication terminal which attempted the international call, before displaying the additional information of the destination during the international call. The method of claim 4, wherein The additional information is generated in the form of a multimedia message service (MMS) message in the form of a two-dimensional graphic and / or a three-dimensional graphic as well as a short message service (SMS) message and a voice message, and transmitted to the mobile communication terminal. A system for displaying additional information of a destination while attempting an international call, comprising information on the current time of the destination that requested the call, and information on the current weather condition of the destination.

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