KR20020096651A - Billing data receiving method in digital TV and apparatus thereof - Google Patents

Abstract

PURPOSE: A method and an apparatus for receiving charge data of a digital TV are provided to easily confirm particulars of used contents, thereby watching pay programs provided from a broadcasting station without worrying about payment errors. CONSTITUTION: An apparatus for receiving charge data of a digital TV includes a transport processor(11) demultiplexing voice and image signals, a unique address and charge guide data at a broadcast signal received in an antenna; a CPU(13) comparing the demultiplexed unique address with own unique address, storing the charge guide data at a memory(14) if the unique addresses are equal, and displaying the arrival of the charge guide data at a screen display part of a digital TV receiver; the memory storing the charge guide data and pay program list data watched in the digital TV receiver; a modem(15) periodically transmitting the pay program list data to a broadcasting station, and transmitting the comparison result of the pay program list data and the charge guide data including an unique address of a smart card(12) to the broadcasting station according to an order of a digital TV receiver user.

Description

Billing data receiving method in digital TV and apparatus

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the reception of bill data of a digital TV receiver. In particular, the billing guide data including identification information that can distinguish viewers from a broadcasting station is carried over the air and transmitted to a user's digital TV receiver. It is to provide a method and apparatus for receiving fee data of a digital TV that is suitable for a user to check his / her usage history.

At present, digital TV broadcasting is being provided by each broadcasting station in earnest, and digital TV is widely spreading accordingly. In addition, as digital broadcasting becomes full-scale, there is a monetization movement for digital contents such as movies or sports events.

Actually, various contents of US satellite broadcasting are priced by each program unit or several paid channels as a package, and the user selects and reserves a program unit or package of his or her desired program. You can watch.

There are two types of purchase methods: Order Pay Per View (OPPV) and Impulse PayPer View (IPPV).

Here, OPPV is a method in which a user applies for a paid program to a broadcasting station by using a telephone, and IPPV is a method in which a paid program is selected on a TV receiver to receive an instant reservation or application. In this case, in the case of IPPV, the paid broadcasting list watched by the user is stored in the TV receiver and transmitted to the broadcasting station through a modem built in the TV receiver on a predetermined (set) date.

On the other hand, when the broadcasting station sums the paid broadcasting viewing fee to the basic user fee to charge for the paying broadcasting watched by the user and finally delivers the usage history list to the user through e-mail or general mail, the user We checked the usage history list delivered by the broadcasting station and paid for the paid broadcast.

Hereinafter, a digital TV receiver and a charging method thereof according to the prior art will be described with reference to the accompanying drawings.

1 is a block diagram of a digital TV receiver according to the prior art.

According to the related art, a digital TV receiver includes a tuner (1) for selecting a desired channel frequency among broadcast signals received by an antenna, and a broadcast signal selected by the tuner (1) under the control of the central processing unit (3). A transport processor 2 for demultiplexing into video and system information, an A / V decoder 6 for decoding audio and video data out of the data separated by the transport processor 2 into an audio signal and a video signal, and An image display processor 5 for receiving a video signal decoded by the A / V decoder 6 and converting the image signal into a video signal displayable on a screen, and an audio signal decoded by the A / V decoder 6. A D / A converter 8 for receiving and converting a voice signal output through a speaker (not shown), a first memory 4 for storing data such as paid viewing program information of a digital TV receiver, and a digital TV. receiving set And second and third memories 5, 7 storing application software data and a central processing unit 3 responsible for the overall control of the digital TV receiver.

Referring to the operation of the conventional digital TV receiver configured as described above is as follows.

First, the broadcast signal received by the antenna is transmitted from the tuner 1 to the transport processor 2, and the transport processor 2 separates the received broadcast signal into audio, video, and system information.

The signal separated by the transport processor 2 is decoded by the A / V decoder 6 under the control of the CPU 3, and the audio signal is decoded by the D / A converter 8. The video signal is converted into an analog signal and output through a speaker, and the video signal is decoded by the A / V decoder 6 and then transmitted to the video signal processor 5, and the video signal processor 5 displays the decoded video signal on the screen. Process it as a displayable signal and output it.

At this time, the broadcast signal received from the antenna includes a basic program that can be viewed only with a basic viewing fee and a paid program which is an additional service other than the basic viewing fee. In the case of a paid program, the central processing unit 3 receives information related to the paid program from the first memory ( 4) to store.

On the other hand, the broadcasting station charges the user of the digital TV receiver on a regular basis (for example, once a month). In the case of the IPPV method among paid program purchase methods, information (list) about paid programs purchased to the broadcasting station is transmitted through a modem built in the digital TV receiver, and the broadcasting station receives signals transmitted from the user's digital TV receiver and the broadcasting station. The billing is based on the user's purchase information (list), in which case they are charged by mail or e-mail.

The charging method of the IPPV digital TV receiver as described above will be described with reference to FIG.

First, each station produces a broadcast for digital TV and transmits it to the public, while digital TV receiver users select a program for some paid broadcasts, such as a movie or sporting event, while watching a broadcast included in the basic subscription fee. After watching (S1).

The list of paid broadcast programs watched by the user is created by the central processing unit 3 and stored in the memory of the digital TV receiver (S2).

Next, the central processing unit of the digital TV receiver transmits the pay TV viewing list for the paid program purchased by the digital TV user to the broadcasting station (S3). In this case, the pay broadcast list is transmitted using a modem built in the digital TV receiver.

Then, the broadcasting station checks the usage history of the pay-TV viewing list transmitted from the digital TV receiver, and transmits the usage history to the digital TV receiver user through e-mail or general mail (S4). At this time, service providers (broadcasting stations) use a payment method such as a bank branch, an automatic transfer method to facilitate payment of users and to prevent overdue.

The user of the digital TV receiver checks the usage statement and pays a usage fee (view fee) (S5).

In the conventional charging method of the digital TV receiver, the user of the digital TV receiver needs to go to a bank to pay the fee after receiving the usage statement by e-mail or general mail, or, for example, a direct debit without confirmation of the statement. You pay the basic viewership fee and the paid program fee (viewing fee).

The charging method of the digital TV receiver according to the related art uses the IPPV service user in the case of the automatic transfer method. If you receive an invoice by e-mail or regular mail when information containing an error is sent to this station, you cannot easily check your paid program usage history. There was a problem that payment errors occur even when incorrectly billed.

In particular, when the amount of content used by the user is large, the user is not easy to check the usage statement, so the problem of payment error becomes larger.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a broadcasting station by receiving billing guidance data from a digital TV receiver in airwaves, and allowing the user to directly compare the received billing guidance data in a digital TV receiver. To provide a billing data receiving method and apparatus of a digital TV that can automatically proceed with the billing in.

1 is a block diagram of a digital TV receiver according to the prior art

2 is a flowchart for explaining a charging method in a digital TV receiver according to the prior art;

3 is a block diagram of a digital TV receiver according to the present invention.

4 is a diagram illustrating a charging method between a digital TV receiver and a broadcasting station according to the present invention.

5 is a view showing an OSD (On Screen Display) state informing the arrival of charge data of the digital TV receiver according to the present invention.

FIG. 6 is a diagram illustrating an example of an OSD (On Screen Display) state in which a digital TV receiver user confirms a usage statement of the usage data of the fee data shown in FIG. 5; FIG.

FIG. 7 is a diagram illustrating an example of an OSD (On Screen Display) state of a result of a digital TV receiver user comparing the usage data of the rate data shown in FIG. 5.

* Description of the symbols for the main parts of the drawings *

10 tuner 11: transport processing unit

12: smart card 13: central processing unit

14,18,20: memory 15: modem

16: video display processor 17: A / V decoder

19: D / A converter

According to an aspect of the present invention, there is provided a method of receiving charge data of a digital TV, the method comprising: transmitting a billing guide data through an airwave at a broadcasting station; and selectively receiving the billing guide data by a digital TV receiver. And comparing the received billing guidance data with a pay-TV viewing list stored in the digital TV receiver, and transmitting a confirmation signal for the comparison result to the broadcasting station through a modem embedded in the digital TV receiver. Characterized in that comprises a.

In the broadcasting station transmitting the billing guidance data through the airwave, the broadcasting station transmits the billing guidance data including identification information for identifying the digital TV receiver, and the digital TV receiver transmits the identification information. The billing guide data is selectively received through.

In accordance with an aspect of the present invention, there is provided a rate data receiving apparatus for a digital TV, including: a transport processor for demultiplexing an audio and video signal, identification information data, and billing guide data from the broadcast signal received by an antenna; And a smart card for comparing the demultiplexed identification information data with its own identification information, and transmitting the comparison result to the central processing unit, and if the identification information matches, storing the billing guidance data in a memory. A central processing unit configured to display the arrival of the billing guidance data on a screen display unit of a digital TV receiver; a memory for storing the billing guidance data and the paid program list information watched by the digital TV receiver; Periodically transmit program information to the broadcasting station And, characterized by configured to include a modem for the pay program list information and a comparison of the billing guide data result according to the instruction of the digital TV receiver, the user transmits to the broadcast station includes identification information of the smart card.

Other objects, features and advantages of the present invention will become more apparent from the following detailed description of the embodiments with reference to the accompanying drawings.

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

3 is a block diagram of a digital TV receiver according to the present invention.

According to the configuration of the digital TV receiver according to the present invention, when a broadcasting station (not shown) transmits billing guide data (payment history list) for paying broadcasting in the air including the identification information that can be distinguished by the viewer, Demultiplexing audio and video signals, identification information data and billing guide data according to the tuner 10 selecting a broadcast signal transmitted through the tuner 10 and the control unit 13 of the broadcast signal selected by the tuner 10. A smart card for comparing the transport processing unit 11 and the identification information demultiplexed by the transport processing unit 11 with the registered identification information, and transmitting the comparison result to the CPU 13. 12) and, if the identification information registered to the user according to the comparison result transmitted from the smart card 12, the billing guide data is stored in the first memory 14, The central processing unit 13 to display on the display unit (OSD) (not shown) through the trademark processing unit 16, and to store the paid program information (list) viewed on the digital TV receiver, the billing guidance The comparison result of the first memory 14 storing data and the paid program information stored in the first memory 14 and the paid program information and the billing guide data transmitted from the broadcasting station is instructed by the user of the digital TV receiver. A modem 15 for transmitting (uploading) to the broadcasting station, an A / V decoder 17 for decoding the audio and video data into an audio signal and a video signal, and an image decoded by the A / V decoder 17. The video display processor 16 converts the video signal into a video signal displayable by the video display unit, and outputs the audio signal decoded by the A / V decoder 17. Overall control of the digital TV receiver and the second to third memories 16 and 18 storing application software data, the D / A converter 19 for converting an audio signal output through a picker (not shown). It consists of a central processing unit (13) responsible for.

The digital TV receiver of the present invention having such a configuration is a satellite broadcasting receiver, which is a CAS (Conditional Access System) that supports IPPV in the configuration of a general TV receiver, and broadcasts the information about the IPPV list and various receivers watched by the digital TV receiver. The modem 15 for uploading to the broadcasting station that transmits is added.

Here, CAS is composed of broadcast stream processing software and smart card 12, and CAS is information about access permission (password key) when a user accesses broadcast contents among broadcast signals (broadcast streams) transmitted from broadcasting stations. CAP which has unique addressing and CAS control function by using CWP (Control Word Packet) which has a function and the unique identification information (ID) of smart card 12 as a filtering address. (Conditional Access Packet) is processed to enable conditional viewing of a digital TV receiver user for content provided by a broadcasting station.

The modem 15 transmits information about various receivers, such as the usage history of the paid program used by the user on a specific date or the information on the region where the digital TV receiver is located, to the broadcasting station.

Since the broadcast signal reception method of the digital TV receiver according to the present invention configured as described above is similar to the broadcast signal reception method of the conventional digital TV receiver, the present invention will be described with reference to a fee data reception method transmitted together with the broadcast signal.

4 is a diagram illustrating a charging method between a digital TV receiver and a broadcasting station according to the present invention.

The user of the TV receiver 100 can watch a desired program by reserving a desired program through a guide of a broadcasting station or by tuning a program that is currently in progress. The user can obtain information about a program that has been reserved through the TV receiver 100. That is, the channel number, the program title, whether to record and broadcast date, etc. are stored in the first memory unit 14 inside the receiver. In this case, the first memory unit 14 may be configured as a flash memory or an EEPROM. The program purchased by the user stored in the memory of the TV receiver 100 may check the list of programs purchased by the user of the TV receiver 100 from the Pay Per View (PPV) list of the main menu. The modem 15 in the TV receiver 100 transmits the IPPV list stored in the first memory unit 14 in the TV receiver 100 to the broadcasting station 200 when a specific date (designated date) arrives (S11).

Then, the broadcasting station 200 adds the IPPV list transmitted from the TV receiver 100 and the basic fee for use and transmits the details to the broadcast wave using unique addressing (identification information) of the CAP (S12).

That is, the TV receiver 100 can identify the details transmitted to the broadcast wave. The CAP sent from the broadcasting station 200 has an address area for filtering in the TV receiver 100 in the packet header, and uses the identification information ID of the smart card 12 as the filtering address. The CAS of the TV receiver 100 receives and processes the CAP matching the condition by this filtering address.

The central processing unit 13 of the TV receiver 100 stores a usage history list transmitted from the broadcasting station 200 and a fee thereof in the first memory unit 14 and uses the OSD (On Screen Dispaly) FIG. Inform the user as in the example.

The user enters a sub-menu relating to the usage statement from the main menu of the TV receiver 100 at a desired time and checks the usage statement stored in the first memory unit 14 as shown in FIG. 6. In this case, the PPV list stored in the actual TV receiver 200 and the usage history list transmitted by the broadcasting station may be compared and displayed as in the example of FIG. 7.

In this way, the user compares his / her usage history at a glance and transmits a statement confirmation message to a broadcasting station through a modem (S12). This message is connected to the charging system of the broadcasting station to proceed with the payment process determined at the time of service application.

As described above, in the method and apparatus for receiving fee data of a digital TV receiver according to the present invention, a usage statement is transmitted through a broadcast stream, and a TV receiver user compares and confirms the usage history transmitted from a broadcasting station through a TV receiver. By retransmitting to the broadcasting station, especially when the user uses a large amount of content, the user can conveniently check the usage statement, so that the user can watch a paid program provided by the broadcasting station without worrying about a payment error.

Claims (3)

Transmitting billing guide data through an airwave at a broadcasting station; Selectively receiving, by the digital TV receiver, the billing announcement data; Comparing the received billing guidance data with a pay broadcast watch list stored in the digital TV receiver; And transmitting the confirmation signal for the comparison result to the broadcasting station through a modem embedded in the digital TV receiver. The method of claim 1, wherein the transmitting of the billing guide data through airwaves includes transmitting identification information for identifying the digital TV receiver in the billing guide data, and the digital TV receiver is configured to transmit the billing announcement data. And receiving the billing guidance data selectively through the identification information. A transport processor for demultiplexing audio and video signals, identification information data, and billing guidance data from the broadcast signals received by the antenna; A smart card for comparing the demultiplexed identification information data with its identification information and transmitting the comparison result to a central processing unit; A central processing unit for storing the billing guidance data in a memory if the identification information matches, and displaying the arrival of the billing guidance data on a screen display of the digital TV receiver; A memory for storing the billing guidance data and the paid program list information viewed by the digital TV receiver; The paid program information stored in the memory is periodically transmitted to the broadcasting station, and the identification information of the smart card is transmitted to the broadcasting station according to the instruction of the digital TV receiver user as a result of comparing the paid program list information and the billing guide data. Billing data receiving device of the digital TV receiver, characterized in that it comprises a modem to transmit.