KR20040034120A - Private Recording Service System and Method For CDMA Core Network - Google Patents

Abstract

PURPOSE: A service system for storing personal calls in a CDMA core network and a method therefor are provided to store call details by supplying a high-capacity personal mail box, and to confirm the call details after storing the call details, then to easily manage the mail box over the Internet as easily extracting recorded data, thereby increasing efficiency of the recorded data. CONSTITUTION: When an originator attempts calling a receiver, an MSC(600) inquires about position information by transmitting a message to an HLR(400)(S200). The receiver returns a service access number of an MMC VAS(Value Added Server)(200) to the MSC(600)(S201). The MSC(600) transmits a message to the MMC VAS(200)(S202). The receiver screens the message according to a preset condition, decides whether the message satisfies the condition, and transmits an MMC access number and a receiver number to the MSC(600) if the message satisfies the condition(S203). The MSC(600) connects a call with a call mixer, transmits the message to the HLR(400), and inquires about the position information of the receiver(S204). The HLR(400) transmits a message to an MSC(501) and a VLR(601)(S205), and starts storing the message(S206).

Description

Private Recording Service System and Method in CDMA Core Networks {Private Recording Service System and Method For CDMA Core Network}

The present invention relates to a system and method for a personal call storage service in a CDMA core network, and more particularly, to a system and a method for providing a personal call storage service based on an inter-system communications protocol (IS41) which is a standard linkage method of CDMA.

Currently, people communicate a lot of time through various media, and the increase in communication time increases the need and desire to record the contents of a call for any purpose (for example, memo, evidence, memorial, album, etc.). Doing.

The personal call storage service can check the contents of the call even after the call by recording the contents of the call in his or her personal mailbox by requesting service or calling number screening during the call, and easily manage his / her own contents through the Internet. As a service to enable, the recording service during the double call can be utilized mainly for memo or evidence, such that the service subscriber inputs a specific number during the call, the recording service by calling number screening (screening) When the called party has designated the number in advance and the subscriber with the number makes a call, it starts recording immediately during call setup. It is usually used as a response and evidence for continuous malicious calls (stalking, etc.).

However, although a call recording function is currently provided to a mobile terminal, the recording time is short due to the limitation of the memory, and it is difficult to continuously and permanently store the contents recorded on the terminal. In addition, the recording can be attempted only during the call, there was a problem such as a lack of countermeasures against continuous malicious (stalk, etc.).

Therefore, the present invention has been devised to solve the above-described problems, and provides a large personal mailbox to store the contents of the call, to confirm the contents of the call after storage, and easily managed through the Internet. And it is an object to provide a system and method for facilitating the extraction of recordings and the like.

1 is an exemplary view showing a configuration for performing an operation by recording request during a call according to the present invention;

2 is an exemplary view showing a configuration for performing an operation according to caller ID screening according to the present invention;

3 is a flowchart illustrating an operation performed by a recording request during a call according to the present invention;

4 is a flowchart illustrating an operation performed according to caller ID screening according to the present invention.

<Description of Symbols for Main Parts of Drawings>

100: Multimedia Message Center (MMC)

200: MMC Value Added Server (VAS)

300: Call Mixer (CMX)

400: Home Location Register (HLR)

500, 501: Visitor Location Register (VLR)

600, 601: Mobile Switch Center (MSC)

In order to achieve the above object, a configuration of a personal call storage service system in a CDMA core network according to the present invention includes a multimedia message center (MMC), an MMC value added server (VAS), and a mobile phone. A CDMA mobile telephone system including a mobile switch center (MSC), a home location register (HLR), and a visitor location register (VLR), which is basically provided by the mobile switching center. It further comprises a call mixer (CMX) for mixing a number of voices to perform a conference call of the additional services to the call, and transmits the call content of the call connected to the MMC when the personal call storage service request; It is characterized by.

In addition, the personal call storage service method in the CDMA core network includes an authentication step of performing a user authentication of a service when a service subscriber makes a recording request during a call; After the authentication is completed, a new call is attempted to perform a recording service during a call to store all call contents in a multimedia message center (MMC) through a call mixer. Characterized in that made.

In another service method, an authentication step of authenticating whether the called party is a service subscriber when the calling party attempts to call the called party after setting the calling number and time, which is a condition for screening and storing the terminal of the service subscriber; Wow; Determining whether the called party sets the screening storage service after the authentication of the authentication step is completed, and if so, determining whether the called party satisfies the condition set by the called party; If the determination result of the service determination step is satisfied, the caller attempts to call the called party and the multimedia message center (MMC) and transfers the call contents of the call to the multimedia message center through the call mixer. MMC) is characterized by consisting of a service performing step of performing a screening recording service to be stored in.

Hereinafter, an operation process of an embodiment according to the present invention will be described in detail with reference to the accompanying drawings.

1 is an exemplary view showing a configuration for performing an operation by recording request during a call according to the present invention.

2 is an exemplary view showing a configuration for performing an operation according to caller ID screening according to the present invention.

1 and 2, a personal call storage service system for applying the present invention is a server for storing multimedia messages, and a multimedia message center for storing and messaging voice and video. , MMC (100), an MMC Value Added Server (VAS) 200, which provides additional services to subscribers in connection with the MMC 100, and additionally provided by the mobile switching center (600) Call Mixer (CMX) 300 for mixing a plurality of voices to perform a conference call during the service, and transmits the call content of the call connected to the MMC (100) when requesting a personal call storage service; Home Location Register (HLR) 400, which stores basic subscriber information for each station number, and visitor location registers that temporarily store subscriber information when the subscriber roams. Mobile Switch, which configures access points for user traffic between the Visitor Location Register (VLR) 500 and other mobile switching centers (MSCs) on the same or different mobile networks. Center, MSC) (600).

In addition, in FIG. 2, the HLR 400 and the MMC VAS 200 interwork to perform user authentication for a service.

Referring to the operation of the embodiment configured as described above are as follows.

3 is a flowchart illustrating an operation performed by a recording request during a call according to the present invention.

Referring to FIG. 3, when a subscriber enters a feature code indicating a recording request during a call, the MSC 600 transmits a message (FEATREQ) to the home location register (HLR) 400 ( S100 and the HLR 400 determines whether the subscriber is a service subscriber according to the reception of the message (FEATREQ), and then returns the access number of the MMC Value Added Server (VAS) 200 to the MSC 600 ( S101).

Accordingly, the MSC 600 transmits a message ANAINFO to the corresponding MMC VAS 200 (S102).

Upon receipt of the message ANAINFO from the MMC VAS 200, a message indicating that it is a personal call storage service and a multimedia message center (MMC) access number are returned to the MSC 600 (S103), and an MSC ( 600 sets a call to the MMC 100 using the received MMC access number, and then connects all the calls to the call mixer 300 (S104).

Thereafter, according to the step S104, the MMC 100 responds with an Address Complete Message (ACM) / Answer Message (ANM) and starts storing (S105).

4 is a flowchart illustrating an operation performed according to caller ID screening according to the present invention.

Referring to FIG. 4, when the caller attempts to call the called party, when the MSC 600 sends a message (LOCREQ) from the MSC 600 to the HLR 400 to inquire location information (S200), the called party identifies the service subscriber and adds MMC value. The service access number of the server (Value Added Server, VAS) 200 is returned to the MSC 600 (S201).

Thereafter, when the MSC 600 receives the service access number of the MMC VAS, a message ANAINFO is transmitted to the MMC VAS 200 (S202), and when the MMC VAS 200 receives the message ANAINFO, the called party receives the message ANAINFO. After screening according to a preset condition to determine whether the condition is met, and if the result of the determination is correct, the MMC access number and the called party number for storage are transmitted to the MSC 600 (S203).

Accordingly, since the MSC 600 is a private call storage service, after connecting a call to the call mixer 300, the MSC 600 attempts to call simultaneously with the MMC access number and the called party number, wherein the MSC 600 calls the HLR 400. In step S204, a message LOCREQ is transmitted to query the location information of the called party (triggertype = location).

The HLR 400 proceeds with a call to a normal according to the location information of the called party and transmits a message (ROUTREQ) to the roaming MSC / VLR 501/601 (S205), and transmits the MMC access number. Access to the MMC 100 is used to start the storage (S206).

As such, those skilled in the art will appreciate that the present invention can be implemented in other specific forms without changing the technical spirit or essential features thereof. Therefore, the above-described embodiments are to be understood as illustrative in all respects and not as restrictive. The scope of the present invention is shown by the following claims rather than the detailed description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the present invention. do.

As described above, the system and method of a personal call storage service in the CDMA core network of the present invention provides only a personal mailbox type call storage space using a function of MMC for a customer who wants to preserve call contents permanently. It provides the opportunity to preserve the contents of the call and to use it later, and provides the ability to record the contents of the call both before and during the call, so that the recording of the call can be performed at any time, and in the user's mailbox. By providing the management function for the MMC as well as the call through the Internet, it can provide the convenience of management and increase the usability of the recording material, and the recorded content if the recorded call is a message type or useful information to others. Another monetary effect can be expected to confirm this.

Claims (10)

Performing a user authentication for the service when the service subscriber makes a recording request during a call; After the authentication is completed, a new call is attempted to perform a recording service during a call to store all call contents in a multimedia message center (MMC) through a call mixer. Personal call storage service method in the CDMA core network, characterized in that made. The method of claim 1, wherein the performing of the authentication Transmitting a message (FEATREQ) to the home location register (HLR) when the subscriber enters a feature code in a busy state; A second step of determining whether a service subscriber is received according to the reception of the message (FEATREQ) and then returning an access number of an MMC value added server (VAS); And a third step of transmitting a message (ANAINFO) to the corresponding MMC VAS according to the second step. According to claim 1, wherein the service performing step A first step of returning a message indicating a personal call storage service and a multimedia message center (MMC) access number upon receiving the message (ANAINFO); A second step of establishing a call to the MMC using the MMC access number transmitted in the first step, and then connecting all calls to the call mixer; In response to the second step, the MMC responds with an Address Complete Message (ACM) / Answer Message (ANM) and includes a third step of starting storage. Personal call storage service method. The method of claim 1, wherein the performing of the authentication Personal call storage service method in a CDMA core network, characterized in that when a subscriber makes a recording request during a call, user authentication for the service is performed in association with the HLR and the MMC VAS. An authentication step of authenticating whether the called party is a service subscriber when the calling party attempts to call the called party after setting a calling number and time for storing screening at the terminal of the service subscriber; Determining whether the called party sets the screening storage service after the authentication of the authentication step is completed, and if so, determining whether the called party satisfies the condition set by the called party; If the determination result of the service determination step is satisfied, the caller attempts to call the called party and the multimedia message center (MMC) and transfers the call contents of the call through the call mixer (CallMixer) to the multimedia message center (MMC). Personal call storage service method in a CDMA core network comprising a service performing step of performing a screening recording service to store. The method of claim 5, wherein the authentication step A first step of sending a message (LOCREQ) to the HLR to inquire location information when the caller attempts to call the called party; And a second step of recognizing that the called party is a service subscriber and returning a service access number of an MMC Value Added Server (VAS). The method of claim 5, wherein the service determination step A first step of transmitting a message ANAINFO to the MMC VAS upon receiving the service access number of the MMC VAS; Receiving the message ANAINFO and screening according to a preset condition by the called party to determine whether the corresponding condition is met; And a third step of transmitting the MMC access number and the called party number for storage if the determination result of the second step is correct. The method of claim 5, wherein the service performing step Connecting the call to a call mixer and then attempting to call simultaneously with the MMC access number and called party number; CDMA, characterized in that it comprises a second step of making a call to a normal, sending a message (ROUTREQ) to an MSC / VLR roamed by the called party, and connecting to the MMC using the MMC access number. Personal call storage service method in core network. The method of claim 8, wherein the service performing step A personal call storage service method in a CDMA core network, characterized by querying the location information of a called party when a call is simultaneously made with an MMC access number and a called party number. Multimedia Message Center (MMC), MMC Value Added Server (VAS), Mobile Switch Center (MSC), Home Location Register (HLR), Visitors In a CDMA mobile phone system including a location location register (VLR), Call mixer that mixes several voices to perform conference call among additional services basically provided by the mobile telephone exchange, and transmits the call contents of a call connected to the MMC when requesting a personal call storage service. And CMX).