KR20030086022A - System and method for serving digital contents using prepayment income distribution - Google Patents

Abstract

PURPOSE: A system and a method for a digital contents service using the prepaid income distribution are provided to protect CONSTITUTION: A set-top box(1) stores the point in a point database by matching with each member store ID, and transmits the playing log information to a manager computer(10) through a switch hub(5) after receiving a certification result for the selected contents and playing it. The manager computer transmits the certification result to the set-top box by requesting the certification for the playing contents to a central management server(30), and transmits the playing log information from the set-top box. The central management server transmits the certification result by responding to a certification request signal from the manage computer, and transmits a charge and the point after calculating the charge based on the playing log information.

Description

System and method for digital content service using prepaid income distribution {SYSTEM AND METHOD FOR SERVING DIGITAL CONTENTS USING PREPAYMENT INCOME DISTRIBUTION}

The present invention relates to a digital content service system and method using prepaid income distribution. The present invention relates to digital content by performing authentication on a content permission to be requested from a set-top box that can be applied to a digital cinema to play digital content. Digital content using prepaid income distribution that protects copyright and allows billing for the time played conveniently based on screening log information such as start, status, and end of screening content when content is played back according to the authentication results performed. A service system and method.

Recently, with the rapid development of computers, the Internet, and storage media, various documents and contents have been produced and distributed in the form of computer-readable digital data, but due to the nature of these digital contents, it is easy to make copies or modifications of the original. In addition to being able to be easily distributed, there is a problem of copyright infringement due to duplication (copy) of the digital content.

Therefore, the authors of digital content, which requires a lot of money, time, creativity, and labor, want to protect their copyrights online or offline. However, due to the easy copying and distribution of digital contents as described above, It is a big obstacle.

In addition, in order to play a Digital Versatile Disc (DVD) or videotape in a digital movie theater (the place where the movie is shown), you must pay the screening fee for the DVD or videotape you selected, and then go to the screening site to select the DVD or videotape. You can screen a movie recorded in.

After paying the screening fee in this way, when you go to the screening place and watch the movie, if the movie is not played properly due to a problem with the DVD or videotape or the playback device, the movie is not being properly viewed because it is being shown partly for the selected movie. There was also no refund, and there was inconvenience of having to wait for a predetermined time or select another movie to play the selected movie. This could not alleviate the above inconvenience because most businesses can pay a screening fee and then watch the movie.

In addition, the screening films offered by digital cinemas are only a few months after the movie was released, so it was only a few months before they were able to watch them at the sales floor. There was a problem.

And because the manager computer of the digital cinema becomes the main and manages the whole system, the database of authentication and the log information necessary for billing are stored in the manager computer. Therefore, authentication and billing should be done manually when the manager computer fails. There were many problems.

The present invention has been made to solve the above problems, the object of which is to reproduce the digital content by reproducing the digital content when the authentication is authorized through the authentication process for the content reproduction permission and whether the point exists. The present invention provides a digital content service system and method using prepaid income distribution that can protect copyrights.

In addition, another object of the present invention is applied to a digital cinema to receive the screening information such as the start, status and end of the content screening when playing the content in the digital movie theater to determine the content screening time to accurately charge processing To provide a digital content service system and method using a prepaid income distribution.

In addition, another object of the present invention is to perform the authentication process for whether the content is playable only with the administrator computer in the event of an internet network failure, and whether there is a point, digital content services in the event of network failure or failure of the central management server To provide a digital content service system and method using a prepaid income distribution that can provide.

In order to achieve the above object, the digital content service system using the prepaid income distribution according to an aspect of the present invention transmits an authentication request signal to the outside in response to a content play request selected by a user, whether there is content and a point to be played. After that, when the content reproduction permission signal is received, the content is played while the set-top box transmits the screening log information such as the start, status, and end of the content screening when the content is played back; Monitor the content screening status of the set-top box, transmit the result of performing the authentication process for the content playback requested from the set-top box, and transmit the screening log information sent from the set-top box to the outside, and then screening A manager computer configured to receive and display charges and points for the terminated content; And store the points purchased from the merchants in the point DB in correspondence with the merchant identification IDs, and perform authentication on whether or not the content is playable in response to the content authentication request signal transmitted from the administrator computer. After transmitting the authentication result performed to the administrator computer, by using the content screening log information transmitted from the administrator computer to subtract the point to store the subtracted point in the point DB and then transfer the remaining point to the administrator computer It characterized in that it comprises a server.

Preferably, the central management server includes each DB built using at least one point information, log information, billing information, content information management to build and manage the content DB using at least one content information module; When the authentication request signal is inputted from the manager computer, the comparison result can be reproduced by comparing the content information and the points stored in each DB with whether the content is allowed to be reproduced and whether there is a point in response to the inputted authentication signal. An authentication processing module for transmitting a signal for allowing the reproduction of the content to the manager computer through the information communication network when the content is present and the point exists; A log management module configured to store and manage screening log information such as content screening start, status, and end log information received through the set-top box in a log DB; And calculate the billing based on the content screening log information stored in the log DB through the log management module, subtract the points, store the billings and points in each DB, and transfer the calculated billings and subtracted points to the manager computer. And, characterized in that it comprises a billing processing module for providing a variety of reports, such as the number of revolutions and sales of the period generated based on the screening log information transmitted from the manager.

More preferably, the various reports have a site turnover rate of the corresponding period, a turnover rate of each content of the corresponding period, a site turnover record of the corresponding period, an accounting statement of each content period of the corresponding period, a comparative analysis of the turnover state of each film company, and a turnover comparison of contents. Including status analysis, turnover by content / genre, and turnover status by region / site, it is possible to aggregate the daily and weekly and monthly rotations and sales by outputting statistics.

According to another aspect of the present invention, there is provided a digital content service method using prepaid income distribution, comprising: (a) constructing each DB using at least one content information, point information, log information, and billing information; (b) receiving an authentication request signal through an information communication network from an administrator computer that receives an authentication request signal indicating whether there is content to be played and a point transmitted from a set-top box capable of playing content; (c) performing an authentication procedure in response to the authentication request signal received through step (b), and then transmitting the performed authentication result to a manager computer; (d) When the content reproduction permission signal for the authentication result transmitted through the step (c) is transmitted to the set-top box, the content display start, status and end log information after the content is played in response to the transmitted signal; Receiving content screening log information from a manager computer having received the same screening log information; And (e) subtracting the points by using the content showing log information received through the step (d), storing the subtracted points in the point DB, and transmitting the remaining points to the manager computer. do.

1 is an overall block diagram illustrating a digital content service system using a prepaid income distribution according to the present invention;

2 is a block diagram illustrating the central management server of FIG. 1;

3 is a flowchart illustrating a digital content service method using prepaid income distribution according to the present invention;

FIG. 4 is a flowchart illustrating the content reproduction management subroutine of FIG. 3. FIG.

<Explanation of symbols for the main parts of the drawings>

1: set top box 5: switch hub

10: administrator computer 20: information and communication network

30: central management server

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Hereinafter, the present invention can protect the copyright of the digital content by performing authentication on the permission of the content to be reproduced, which is requested for authentication from the set-top box capable of playing the digital content, and screening the content when the content is reproduced according to the performed authentication result. The present invention will be described as a preferred embodiment of a digital content service system and method using a prepaid income distribution system that allows billing for a conveniently played time on the basis of show log information such as start, status and end. Is not limited or limited thereto, and may be variously modified and modified by those skilled in the art.

Further, preferred embodiments of the present invention include embodiments such as computer systems and computer program products programmed to carry out the methods of the present invention. According to an embodiment of a computer system, a set of instructions for carrying out a method resides in one or more memories (RAM), which sets of other computer memory, such as, for example, disk drives, until needed by the computer system. Can be stored as a computer program product.

A digital content service system and method using prepaid income distribution according to the present invention will be described with reference to FIGS. 1 to 4.

1 is an overall block diagram illustrating a digital content service system using a prepaid income distribution according to the present invention, FIG. 2 is a block diagram illustrating the central management server of FIG. 1, and FIG. 3 is according to the present invention. 4 is a flowchart illustrating a digital content service method using prepaid income distribution, and FIG. 4 is a flowchart illustrating the content reproduction management subroutine of FIG. 3.

In the digital content service system using the prepaid income distribution according to the present invention, after purchasing a predetermined point from each affiliated store (for example, a digital movie theater), the purchased point corresponds to the affiliated store identification ID and stored in the point DB 37. After selecting the content to be played back by the user, receiving the authentication result of the selected content from the administrator computer 10 to play the content, and then displaying the show log information such as the start of content screening, status and end of the switch hub (5). The authentication result of performing the requested authentication by requesting the central management server 30 for the authentication of the set-top box 1 to be transmitted to the manager computer 10 and the playback content sent through the switch hub 5) Receiving the transmission to the set-top box (1), while transmitting the content screening log information transmitted from the set-top box (1) via the information communication network 20 Receives an authentication result as to whether the content is playable in response to the computer 10 and the authentication request signal transmitted from the manager computer 10, and charged based on the content screening log information transmitted from the manager computer 10. After calculating the, it is composed of a central management server 30 for transmitting the calculated charge and the point by subtracting the point based on the calculated charge.

In addition, the digital content service system using the prepaid income distribution generates a variety of reports, such as the number of revolutions and sales of the period based on the log information transmitted from the manager computer 10 through the information communication network 20 While providing to the computer 10, various reports are stored in the charging information DB 39 in association with identification information (for example, affiliated store identification ID) for identifying the administrator computer.

The manager computer 10 is a computer device that can communicate with an Internet browser capable of displaying web content, and includes a personal computer such as a desktop computer, a notebook computer, and the like, wherein the personal computer is at least a Windows 2000 operating system. , Pentium III or higher CPU, 128Mb or more memory, and the like. In the present embodiment, the manager computer 10 is limited to a personal computer, but the present invention is not limited thereto.

The information communication network 20 includes an internet network using a TCP / IP protocol that can be connected by wire.

The set-top box 1 includes an HDD for storing file contents, an OS, a flash memory for storing an application program, a decoding chip (MPEG-II), a LAN port, an input / output port (for example, a keyboard, a mouse, a monitor, Such as RS-232C, menu selection buttons (e.g., file content selection and playback menu, DVD player menu, set-top box configuration menu, etc.) and navigation control buttons for movie screening control {e.g., playback ( PLAY, STOP, PAUSE, Fast Forward (FF), Rewind (RR), and the like.

The set-top box 1 selects a content according to a button key operation from a user, requests the administrator computer 10 for authentication of the selected content, and plays a magic number in the case of a DVD when playing the content according to the authentication result. ), And in case of file content, transmits the content ID on the file header, and saves power failure or forced termination during the screening, or starts playing content, status, and end log information in flash memory, and then logs information on the switch hub ( 5) If it is confirmed that the transmission has been properly transmitted to the manager computer 10, it is preferable to delete the log information stored in the flash memory.

In addition, the set-top box 1 deletes a file in the set-top box in response to a content list update request signal transmitted from the manager computer 10 and updates the corresponding content list.

In addition, the set-top box 1 allows the selected advertisement to be screened according to the presence or absence of the advertisement selected by the user. If the advertisement is not selected, the set-top box 1 receives a content reproduction permission signal from the manager computer 10 while maintaining a standby state for a predetermined time. Upon receipt, the content is played.

In addition, the set-top box 1 decodes the MPEG-2 digital video compression format and the AC-3 audio compression format supporting the bandwidth of 4Mb / s to 8Mb / s transmitted from the central management server 30 to buffer ( 303), and decodes the transmitted information to serve a user to enjoy high quality high quality / high quality video / audio.

The manager computer 10 includes a temporary memory and is synchronized with the content DB 36 of the central management server 30 to reproduce content in the event of a network failure through content information stored in the temporary memory. After performing the authentication process in the self-administered computer, the reproduction permission signal is output to the set-top box (1) to support the content to be played.

In addition, the manager computer 10 displays the status of all the situations occurring in the set-top box 1, while the authentication (for example, site ID, set-top box ID, content ID) received from the set-top box 1 After transmitting the request signal, such as the presence or absence, the number of people, etc. to the central management server 30 in real time through the information communication network 20, the authentication result including a test period determination result received from the central management server 30 Through the switch hub 5, the content requested to the set-top box 1 is played.

Subsequently, the manager computer 10 receives the real-time log information such as the start, status and end log information of the contents played out from the set-top box 1 in real time and receives the central management server through the information communication network 20. Transfer to 30.

Meanwhile, the manager computer 10 divides the screening log information transmitted from the set-top box 1 into offline screening log information in the case of a network failure and temporarily stores the screening log information in a temporary memory, and then displays the screening log information stored in the temporary memory when the Internet network is opened. To transmit to the central management server (30).

In addition, the manager computer 10 performs an encryption process on the transmission and reception data of the authentication and the log by using an encryption method, and then transmits it to the set-top box 1 so that the content file can be decrypted in real time when the file content is reproduced.

The central management server 30 transmits an authentication result of whether the content is playable and whether there are accumulated points in response to the authentication request signal transmitted from the manager computer 10 through the information communication network 20, and the manager computer While storing the screening log information, such as the start of screening, status and end log information, etc. received from the real-time or at regular intervals from the log (10) in the log DB 38, after calculating the billing based on the content screening log information, the calculated The charges and points calculated by subtracting the points based on the charges are transmitted to the manager computer 10 through the information communication network 20.

In addition, the central management server 30 is a content information management module 31, authentication processing module 32, log management module 33, billing processing module 34, sales management module 35, content DB (36) ), A point DB 37, a log DB 38, a billing information DB 39, and the like.

Referring to FIG. 2, the central management server 30 will be described in more detail. The content information management module 31 constructs and manages a content DB 36 using at least one piece of content information.

The content information refers to itself generated by digitizing each movie (or moving image), and there are two types of storage types, a DVD disc produced as a CD disc type and a file type stored as a computer file.

In addition, the content information includes a digital video compression format of MPEG2, an audio compression format of AC-3, and the like, which supports a bandwidth of 4Mb / s to 8Mb / s transmitted from the central management server 30.

The DVD disk is driven by the DVD drive of each set-top box, and the files are stored in an external hard disk at the head office and stored in the manager computer of the digital cinema, and are then stored in the hard disk in each set-top box by a scheduler program.

In addition, the content information management module 31 not only manages the content list of the DVD and the content file, but also allows the entrance fee and fee of the content to be changed according to the period, and the updated content list is added when the information is added or modified. It is possible to synchronize the synchronization with the manager computer 10 through the manager 20 and to store the temporary memory in the manager computer.

In the method of updating contents, first, when newly added contents are transmitted from the central management server 30 to the manager computer 10, a search for a content list to which the contents transmitted from the manager computer 1 should be updated is performed. After the request to the central management server 30 receives the searched content list to download and update the content.

Second, after updating the new content list in the content DB 36 in the central management server 30 to generate a content list to be updated in each merchant manager computer 10, and then copy the generated content list to the CD When the new content and the CD is sent to the affiliated store, the new store obtains the new DVD and the CD and updates the content.

Third, after executing the predetermined update program in the central management server 30, requesting the last update date to each merchant manager computer to generate a content list of the contents to be updated by receiving the required last update date from the manager computer Update the contents by transmitting the generated contents list to the administrator computer.

When the authentication request signal for the content to be played back is input from the manager computer 10, the authentication processing module 32 authenticates whether the content is permitted to be played in response to the input request signal and whether a point exists. If the content is permitted to be reproduced compared to the information stored in each DB (e.g., content DB 36, point DB 37) and a point exists, an authentication result (e.g., a reproduction permission signal or reproduction). The denied signal) is transmitted to the administrator computer 10 that has requested the authentication. However, if the content is not permitted to be reproduced or if there are no points, the screen message is transmitted to the manager computer 10.

The manager computer 10 transmits the transmitted authentication result to the set-top box 1 to store the content playback start log information at the time of content playback in a flash memory (not shown) in the set-top box, and then switch the playback start log information to the switch hub. If received via (5), the transmission start log information received is stored in the temporary memory in the manager computer, and then the playback start log information to the central management server 30, the playback status log information, playback end log information Also received in the same manner as described above is transmitted to the central management server (30).

The log management module 33 stores the content playback start, status, and end log information transmitted from the manager computer 10 in the log DB 38 by matching the manager computer ID to identify the manager computer of the affiliate store. Manage.

The log information refers to a record of various kinds of information generated when playing content in each set-top box. The log items include site ID, set-top box ID, number of people, log type, content information that has been played, playback start time, playback end time, playback status, and the like. Each log is stored in the administrator computer 10. The billing is calculated with each log is sent to the central management server (30).

The billing processing module 34 allows the billing to be calculated based on the screening log information, such as the content screening start, status, and end log information, stored through the log management module 33, the billing information DB (39) In the meantime, the result of subtracting the point from the point DB 37 in which points purchased at each affiliate store are stored in advance is stored in the point DB 37, and the calculated billing and subtracted points are stored in the manager. Transfer to computer 10.

The charging means a fee charged for content playback, and is performed for points purchased from each affiliate store, and processing log data when playback end log information indicating the end of content playback is transmitted to the central management server 30. Points are reduced. The billing items are billing ID, billing date, site ID, content ID, OK count, error count, total income, and each fee.

The formula for calculating the fee for playing the content is as follows. It also states that the per capita recommended admission fee and each fee may change over time.

Screening fee = Number of people * Recommended admission fee per person

Each fee = Number of people * Each fee per person

In addition, the charging processing module 34 sets the unpaid time, does not charge within the unpaid time (for example, 20 minutes) after the movie screening, and sets the time to live (TTL) unit time for screening Double billing shall be made when the scheduled time plus the time allowed for operation is exceeded. The TTL unit time means a time which does not exceed the screening schedule in the screening scheduled time.

In addition, the charging processing module 34 sets the uncharged authentication time to perform self-authentication from the administrator computer 10 during the unpaid authentication time in the event of network failure, and receives the processed charge for the performed movie screening. It stores and manages in the information DB (39).

The sales management module 35 generates various reports such as the number of days, weeks, and monthly rotations and sales using the billing calculated through the billing processing module 34, and generates the various lifts in the information communication network 20. By transmitting to the manager computer 10, and outputs the various reports can be stored in the sales status.

The various reports include the site turnover rate of the corresponding period, the turnover rate of each content of the corresponding period, the site turnover record of the corresponding period, the accounting statement of each content period of the corresponding period, the comparative analysis of the turnover status of each movie studio, the comparison of the turnover comparison status between the contents, and the respective contents Includes a comparison of turnover by star / genre and turnover by region / site.

Meanwhile, the central management server 30 transmits a message (for example, an announcement) sent to each affiliate store (for example, a digital movie theater) to the manager computer 10 of each affiliate store so that the transmitted message is a manager computer. You can check the contents in the breaking news window and the homepage.

Now, referring to FIG. 3, the digital content service method using the prepaid income distribution according to the present invention will be described. The central management server 30 uses at least one content information, point information, log information, and billing information. The content DB 36, the point DB 37, the log DB 38, and the billing information DB 39 are constructed in advance (S100).

The central management server 30 purchases a predetermined point in response to a point purchase request signal from each affiliated store (for example, a digital movie theater) and stores the purchased point in the point Db 37 with each affiliated store identification ID. It has been saved in correspondence.

On the other hand, the central management server 30 makes a communication connection with the manager computer 10 through the information communication network 20 (S102).

Thereafter, the central management server 30 receives an authentication request signal for the selected information (for example, content to be played, subtitle language, voice language, advertisement display, etc.) selected from the user through the set-top box 1. In operation S103, it is determined whether a movie screening authentication request signal is input from the manager computer 10.

As a result of the determination in step S103, if the movie screening authentication request signal is not input from the manager computer 10, the process ends.

As a result of the determination in step S103, when a movie screening authentication request signal is input from the manager computer 10, that is, the user selects content to be played through the set-top box 1, subtitle language selection, voice language selection, and advertisement screening. When a movie screening authentication signal according to a selection signal is input, the central management server 30 transmits a content authentication request signal of the set-top box 1 from the manager computer 10 in response to the input request signal. Received (S104).

Then, the central management server 30 performs an authentication procedure in comparison with the information stored in each DB {content DB 36, point DB 37} in response to the authentication request signal transmitted from the manager computer 10 Afterwards, the performed authentication result is transmitted to the manager computer 10 through the information communication network 20 (S106).

Meanwhile, the central management server 30 transmits the authentication result transmitted to the manager computer 10 to the set-top box 1, and when the advertisement screening is finished, supports the movie to be screened by playing the content. Check the playback status of the contents playback start log information and the playback status during the movie screening, and when the playback status log information and the movie screening are finished, receive the playback end log information from the receiving manager computer 10 and store and manage it in the log DB 38. A content reproduction related subroutine is performed (S200).

4, the set top box 1 receives an authentication result transmitted from the manager computer 10 (S201).

Thereafter, the set-top box 1 determines whether the advertisement is being screened (S203). As a result of the determination in step S203, when the advertisement is being screened, the advertisement is screened and the standby state is maintained for a predetermined time. However, when the advertisement screening ends, the advertisement screening log information is stored in the flash memory, and the advertisement screening end log information is transmitted to the manager computer 10.

As a result of the determination in step S203, when the advertisement is not being screened, the set-top box 1 plays the content, stores the playback start log information of the reproduced content in the flash memory of the set-top box, and switches the playback start log information. It transmits to the manager computer 10 via the hub 5 (S205).

On the other hand, the set-top box (1) supports the movie to be screened (S207), and stores the log information on the playback state of the movie screen in the flash memory in the set-top box, and the stored playback state log information in real time or at a fixed cycle switch hub (5) is sent to the manager computer 10 (S209).

The set top box 1 determines whether the movie screening is finished (S211). As a result of the determination in step S211, when the movie screening is not finished, the set-top box 1 determines whether the TTL time has been exceeded (S212).

As a result of the determination in step S212, if the TTL time is not exceeded, the set-top box 1 moves the process to step S207 described above to support the movie to be screened.

As a result of the determination in step S212, when the TTL time is exceeded, the set-top box 1 transmits the TTL overtime message to the manager computer 10 after stopping the movie screening (S216), and then selects whether to show the screen again from the user. After receiving (S216), the process moves to the above-described step S211.

As a result of the determination in step S211, when the movie screening is finished, the set top box 1 stores the play end log information in the flash memory in the set top box, and transmits the play end log information to the manager computer 10 ( S213).

Then, the central management server 30 receives the screening log information, such as the start, status and end log information screening content received from the set-top box 1 from the administrator computer 10, and receives the received screening log information The billing is calculated based on (S300).

In addition, the central management server 30 stores and manages the billing calculated on the basis of the screening log information in the billing information DB (39), and subtracts the points of the affiliated stores with respect to the billing calculated points DB After storing in 37, the charged and subtracted points are transmitted to the manager computer 10 (S302).

On the other hand, the central management server 30 generates and provides a variety of reports, such as the number of revolutions and sales of the period based on the transmitted screening log information (S304).

The generated various reports include the site turnover rate of the corresponding period, the turnover rate of each content of the corresponding period, the site turnover record of the corresponding period, the accounting statement of each content period of the corresponding period, the comparative analysis of the turnover status of each film company, the comparative analysis of the turnover rate between the contents, It includes a comparison of the turnover status by content and genre and the turnover status by region and site.

The present invention is not limited to the embodiments described above, and various modifications and changes can be made by those skilled in the art, which are included in the spirit and scope of the present invention as defined in the appended claims.

As described above, the present invention has an effect of accurately charging the content screening time by determining the screening log information such as the start, status, and end of content screening when the content is played in the digital cinema.

In addition, by receiving the playback signal of the content from the central management server through the authentication for the content playback and the authentication of the point to play the desired content there is an effect that can prevent the copyright infringement on the copy (copy) of the offense.

In addition, the present invention provides a DVD and VOD service in the event of a network failure by performing the authentication process for whether the content is playable and whether there is a point using the content DB and the authentication DB stored in the administrator computer in the event of a network failure. It can work.

Claims (4)

In response to the content playback request selected by the user, an authentication request signal for whether there is content and a point to be played is transmitted to the outside, and when a content playback permission signal is received, the content is played back, and content playback starts when the content is played. And set-top box (1) for transmitting the screening log information such as the end to the outside; Monitor the content screening status of the set-top box, transmit the result of performing the authentication process for the content playback requested from the set-top box, and transmit the screening log information sent from the set-top box to the outside, and then screening Manager computer 10 for receiving the charge and the point for the terminated content to be displayed; And Points purchased from the merchants are stored in the point DB in correspondence with the merchant identification IDs, and after authenticating whether the content is playable and whether the points exist in response to the content authentication request signal transmitted from the administrator computer, After transmitting the authentication result to the administrator computer, using the content screening log information transmitted from the administrator computer to subtract points to store the subtracted points in the point DB and then transfer the remaining points to the administrator computer Digital content service system using the prepaid income distribution, characterized in that it comprises a (30). The method of claim 1, wherein the central management server, Each DB constructed using at least one point information, log information, billing information, A content information management module 31 for constructing and managing a content DB using at least one content information; When the authentication request signal is inputted from the manager computer, the comparison result can be reproduced by comparing the content information and the points stored in each DB with whether the content is allowed to be reproduced and whether there is a point in response to the inputted authentication signal. An authentication processing module 32 for transmitting a signal for allowing the reproduction of the content to the manager computer through the information communication network when the content is present and the point exists; A log management module 33 for storing and managing screening log information such as content screening start, status, and end log information received through the set-top box in a log DB 38; And After calculating the charges based on the content screening log information stored in the log DB 38 through the log management module and subtracting the points, the charges and points are stored in each DB and the calculated charges and subtracted points are transferred to the manager computer. Digital payment using a prepaid income distribution characterized in that it comprises a billing processing module 34 for transmitting and providing a variety of reports, such as the number of revolutions and sales of the period generated based on the screening log information transmitted from the manager. Content service system. The method of claim 2, wherein the various reports, Site turnover of the period, turnover of each content of the period, site rotation history of the period, accounting statements by content of the period, turnover status comparison analysis of each film company, turnover comparison status analysis of contents, turnover of each content / genre , Digital content service system using prepaid income distribution, characterized in that to output the statistics by counting the comparison of the turnover status by region / site to count the number of rotations and sales per day, week, month. (a) constructing each DB using at least one piece of content information, point information, log information, and billing information (S100); (b) receiving an authentication request signal through an information communication network from an administrator computer that receives an authentication request signal indicating whether there is content to be reproduced and points transmitted from the set-top box capable of playing the content (S104); (c) performing an authentication procedure in response to the authentication request signal received through step (b), and then transmitting the performed authentication result to a manager computer (S106); (d) When the content reproduction permission signal for the authentication result transmitted through the step (c) is transmitted to the set-top box, the content display start, status and end log information after the content is played in response to the transmitted signal; Receiving content screening log information from a manager computer that receives the same screening log information (S200); And (e) subtracting the points by using the content showing log information received through the step (d), storing the subtracted points in the point DB, and transmitting the remaining points to the manager computer (S302). Digital content service method using a prepaid income distribution characterized in that.