JP2002152614A - Receiver and method, broadcating device and method, and recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable a viewer side to select an advertisement and to view the advertisement and to enable an advertiser to make the prescribed number or more of viewers belonging to a specific viewer class view the advertisement in regard to the advertisement in television broadcasting. SOLUTION: In a step S11, a broadcast signal is received, and in a step S12, contents data and advertisement data are separated from the broadcast signal. The advertisement data is stored. In a step S13, stored user profile information is referred to, and advertisement data with object person information fitting the stored user profile information attached thereto is read. In a step S14, ciphering such as scrambling applied to the contents data is decoded. In a step S15, program AV data and advertisement AV data are combined spatiotemporally.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a receiving apparatus and method, a broadcasting apparatus and method, and a recording medium, for example, when an advertisement in a television broadcast is changed according to a viewer profile, a viewing frequency, and the like. The present invention relates to a receiving apparatus and method, a broadcasting apparatus and method, and a recording medium that are suitable for use in a computer.

[0002]

2. Description of the Related Art Conventionally, advertisements (so-called CMs (Commercial Messages)) in television broadcasting have been presented to viewers at the timing intended by the broadcasting station.

[0003]

Therefore, the viewer side is required to select an advertisement that he or she needs and to actively view the advertisement, or conversely, to prevent an advertisement that he or she does not need from being displayed. There was a problem that could not be done.

[0004] On the advertiser side, criteria for determining a program to be a sponsor are based on the broadcast date and time of the program,
Since there is only content, audience rating, etc., it is necessary to have only a specific audience segment watch the advertisement, and it is not possible to grasp the number of people who watched the advertisement etc., and to perform cost-effective advertising There was a problem that could not be done.

The present invention has been made in view of such a situation, and relates to an advertisement in a television broadcast, which enables a viewer to select an advertisement and view it, and for an advertiser, An object is to enable an advertisement to be viewed by a predetermined number or more of viewers belonging to a specific audience.

[0006]

According to the present invention, there is provided a receiving apparatus for receiving a broadcast signal, separating means for separating content data and advertisement data from the broadcast signal received by the receiving means, and separating means. First from content data
First reproducing means for reproducing the AV data, storing means for storing the advertisement data separated by the separating means, setting means for setting profile information of the user, and profile information among the advertisement data stored by the storing means. Selecting means for selecting the advertisement data corresponding to the first, second reproducing means for reproducing the second AV data from the advertisement data selected by the selecting means, and combining the first AV data and the second AV data to obtain a second AV data. And a display control means for controlling display of the third AV data generated by the combination means.

[0007] The receiving apparatus of the present invention comprises: an acquiring unit for acquiring viewing history information indicating a viewing history of a user with respect to content data and advertisement data; and a notification for notifying profile information and viewing history information to a broadcasting station as user information. Means.

The receiving method according to the present invention includes a receiving step of receiving a broadcast signal, a separating step of separating content data and advertisement data from the broadcast signal received in the processing of the receiving step, and a separating step of separating the content data and the advertisement data from each other. A first reproducing step of reproducing the first AV data from the content data, a storing step of storing the advertisement data separated by the processing of the separating step, a setting step of setting profile information of the user, and a processing of the storing step A selection step of selecting advertisement data corresponding to the profile information from the advertisement data stored in the step (a), a second reproduction step of reproducing the second AV data from the advertisement data selected in the processing of the selection step, 1 AV data and 2nd
And a display control step of controlling the display of the third AV data generated by the processing of the combination step.

[0009] The program of the first recording medium of the present invention comprises:
A receiving step of receiving a broadcast signal, a separating step of separating content data and advertisement data from the broadcast signal received in the processing of the receiving step, and reproducing the first AV data from the content data separated in the processing of the separating step A first reproducing step, a storing step of storing the advertisement data separated in the processing of the separating step, a setting step of setting profile information of the user, and a profile of the advertising data stored in the processing of the storing step. A selection step of selecting advertisement data corresponding to information, a second reproduction step of reproducing second AV data from the advertisement data selected in the processing of the selection step,
And a display control step of controlling the display of the third AV data generated by the processing of the combination step by combining the AV data and the second AV data to generate third AV data. Features.

[0010] The broadcast device of the present invention comprises: a storage unit for storing user information notified from a reception device as viewer information; a selection unit for selecting advertisement data based on the viewer information stored by the storage unit; It is characterized by including a generating means for multiplexing the advertisement data selected by the means and the content data corresponding to the broadcast schedule to generate a broadcast signal, and a transmitting means for transmitting the broadcast signal generated by the generating means.

The selecting means controls the total number of viewers of the advertisement data based on the viewer information stored by the storage means, and selects the advertisement data so that the total number of viewers has a predetermined value. be able to.

[0012] In the broadcasting method of the present invention, a storing step of storing user information notified from the receiving apparatus as viewer information, and a selecting step of selecting advertisement data based on the viewer information stored in the processing of the storing step. A generating step of multiplexing the advertisement data selected in the processing of the selecting step and the content data corresponding to the broadcast schedule to generate a broadcast signal, and a transmitting step of transmitting the broadcast signal generated in the processing of the generating step It is characterized by including.

[0013] The program of the second recording medium of the present invention comprises:
A storage step of storing the user information notified from the receiving device as viewer information, a selection step of selecting advertisement data based on the viewer information stored in the storage step processing, and a selection step of It is characterized by including a generation step of generating a broadcast signal by multiplexing the advertisement data and content data corresponding to the broadcast schedule, and a transmission step of transmitting the broadcast signal generated in the processing of the generation step.

The receiving apparatus and method of the present invention, and the first
In a program of a recording medium, a broadcast signal is received, content data and advertisement data are separated from the received broadcast signal, and the first content is separated from the separated content data.
Is reproduced, and the separated advertisement data is stored. Also, user profile information is set,
From the stored advertisement data, the advertisement data corresponding to the profile information is selected, the second AV data is reproduced from the selected advertisement data, and the first AV data and the second AV data are reproduced.
Are combined to generate third AV data, and the display of the generated third AV data is controlled.

[0015] The broadcast apparatus and method of the present invention, and the second
In the program of the recording medium, user information notified from the receiving device is stored as viewer information, and advertisement data is selected based on the stored viewer information. Further, the selected advertisement data and the content data corresponding to the broadcast schedule are multiplexed to generate a broadcast signal, and the generated broadcast signal is transmitted.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A configuration example of a television broadcasting system to which the present invention is applied will be described with reference to FIG. The television broadcasting system includes a broadcasting device 1 provided on a broadcasting station side, a content database (DB).
2, a viewer information database 3, an advertisement database 4, a receiving device 6 provided on the viewer side, and a display 7.

The broadcast device 1 acquires content data (corresponding to AV data of a program) from the content database 2 according to a broadcast schedule, and performs an encryption process such as scrambling as appropriate. The broadcasting device 1 also reads out advertisement data (corresponding to AV data of an advertisement) from the advertisement database 4 in accordance with a request from an advertiser or viewer information, and multiplexes with the content data to generate a broadcast signal.
The data is transmitted to the receiving device 6 via the broadcast line 5. In addition, the broadcast device 1 multiplexes a decryption key for decrypting encryption such as scrambling applied to the content data into a broadcast signal based on a reception contract or the like of the viewer and transmits the multiplexed signal to the receiver 6 of the viewer. . Further, the broadcasting device 1 stores user information (including user profile information and viewing history information) notified from the receiving device 6 via the public telephone line 8 in the viewer information database 3 as viewer information.

The content database 2 contains a program A
Content data corresponding to V data is recorded. Viewing condition information indicating viewing conditions such as free broadcast, pay broadcast, and free broadcast with conditions is added to the content data. The viewer information database 3 includes a receiving device 6
The user information notified to the broadcasting device 1 via the public telephone line 8 is stored as viewer information. The advertisement database 4 stores advertisement data corresponding to the video and audio of the advertisement requested by the advertiser. The advertising data includes target information indicating the target of the advertisement (for example, the age group, gender, economic situation, interests, hobbies,
Keywords related to the advertisement).

The broadcasting line 5 distributes a broadcasting signal from the broadcasting device 1 to the receiving device 6 in each viewer's home, and is similar to conventional terrestrial broadcasting, satellite broadcasting, cable television broadcasting and the like. A system can be used.

The receiving device 6 receives the broadcast signal from the broadcasting device 1, separates and holds the content data and the advertisement data, reads out the held content data, and reads out the A of the program.
Play V data. The receiving device 6 also reads out the stored advertisement data that matches the user profile information set in advance by the user (viewer), and reads out the advertisement A
Play V data. The receiving device 6 further combines the AV data of the reproduced program and the AV data of the reproduced advertisement and outputs them to the display 7.

Further, the receiving device 6 generates viewing history information indicating programs and advertisements viewed by the user, and, as user information, together with the user profile information, the public telephone line 8.
To the broadcasting device 1 via the.

When a network capable of two-way communication, such as cable television, is used as the broadcast line 5, user information is transmitted via the broadcast line 5 instead of the public telephone line 8. The broadcast device 1 may be notified.

The display 7 displays an image corresponding to the AV data input from the receiving device 6 and outputs sound.

Next, FIG. 2 shows a configuration example of the receiving device 6. The receiving unit 11 receives a broadcast signal corresponding to the channel selection information from the operation input unit 18 and outputs the broadcast signal to the demultiplexing unit 12. The demultiplexing unit 12 separates the broadcast signal input from the receiving unit 11 into content data and advertisement data, supplies the content data to the decoder 14, and outputs the advertisement data to the storage unit 13. The storage unit 13 such as a hard disk stores advertisement data input from the demultiplexing unit 12.

The decoder 14 extracts the viewing condition information added to the content data supplied from the demultiplexing unit 12, outputs the information to the advertisement synthesizing unit 16, and also encrypts the scramble or the like applied to the content data. , And decrypts the program using the decryption key supplied from the broadcast station, and outputs the obtained program AV data to the advertisement synthesizing unit 16. The advertisement selecting unit 15 refers to the user profile information stored in the user information storing unit 19, reads out from the storage unit 13 the advertisement data to which the matching target information is added, and reads the AV data of the corresponding advertisement. Is reproduced and output to the advertisement synthesizing unit 16.

The advertisement synthesizing section 16 executes the AV of the program input from the decoder 14 based on the viewing condition information of the content.
The data and the AV data of the advertisement input from the advertisement selection unit 15 are temporally or spatially combined and output to the display control unit 17.

Here, temporally combining means that after outputting the AV data of the program for a predetermined time (for example, 15 minutes), outputting the AV data of the advertisement for a predetermined time (for example, 3 minutes), This means that the AV data of the program and the AV data of the advertisement are alternately output at predetermined time intervals so that the AV data of the program is output for a predetermined time.

To combine spatially means that a program display area and an advertisement display area are provided on the display screen of the display 7, and a program A to be displayed in each area area is provided.
V data and the AV data of the advertisement are output simultaneously.

The display control unit 17 includes the AV data input from the advertisement synthesizing unit 16 and the user interface generating unit 20.
The image data of the setting screen for setting the user profile information input from the device is converted into a signal in a format corresponding to the display 7 and output to the display 7.

An operation input unit 18 composed of a remote controller or the like receives a user's tuning operation and outputs corresponding tuning information to the receiving unit 11 and the user information storage unit 19. Further, the operation input unit 18 receives a setting operation of the user on the setting screen, and outputs corresponding user profile information to the user information storage unit 19 and the user interface generation unit 20.

The user information storage unit 19 includes an operation input unit 18
On the basis of the channel selection information input from the user, viewing history information that can specify the program or advertisement watched by the user is generated, and stored as user information together with the user profile information input from the operation input unit 18.

The user interface generation unit 20 appropriately changes the image data of the setting screen based on the user profile information input from the operation input unit 18 and outputs the image data to the display control unit 17.

The transmitting section 21 reads out the user information stored in the user information storing section 19 at a predetermined timing,
The broadcast device 1 is notified via the public telephone line 8.

The control unit 22 controls the drive 23 to
Magnetic disk 24 (including floppy disk), optical disk 25 (CD-ROM (Compact Disc-Read Only Memory), D
VD (including Digital Versatile Disc), a magneto-optical disk 26 (including MD (Mini Disc)), or a control program stored in a semiconductor memory 27, and a receiving device is provided based on the read control program. 6 is controlled.

Next, the user profile information setting processing of the receiving device 6 will be described with reference to the flowchart of FIG. This user profile information setting process is started, for example, when the power of the receiving device 6 is turned on for the first time.

In step S 1, the user interface screen generation section 20 outputs screen data of a screen for setting user profile information to the display control section 17. The display control unit 17 causes the display 7 to display a screen for setting user profile information.

FIG. 4 shows a display example of a setting screen displayed on the display 7. On this setting screen 41, an input column for inputting the age group, gender, occupation, occupation, annual income, recent interest, preference genre, and search keyword of the viewer, and a button for setting the content input in the input column are set. A setting button 42 is provided. The items to be set are classified into essential setting items (for example, the age group and gender of the viewer) and optional setting items (for example, the occupation, occupation, annual income, recent interests, favorite genres, and search keywords of the viewer). ing. The setting items other than the search keyword can be set by selecting an option prepared in advance. Choices are hierarchically prepared for the preference genre setting items.

In step S2, the operation input unit 18
Receives settings from the user for the setting screen 41 and outputs the contents to the user information storage unit 19 as user profile information. The user information storage unit 19
The input user profile information is stored as user information. In step S3, the transmission unit 21 reads the user information stored in the user information storage unit 19 and notifies the broadcast device 1 via the public telephone line 8.

The user can also use the operation input unit 18 to instruct the start of the user profile information setting process described above.

In the user profile information setting process, the type of advertisement that the user does not want to view may be set. Furthermore, when an advertisement is being viewed, the advertisement may be set as an advertisement that the user wants to view again, or may be set as an advertisement that the user does not want to see again.

When the user makes an input to an arbitrary setting item among the setting items of the user profile,
As a matter of course, the advertisement can be selected more effectively as compared with the case where only the essential setting items are input. In this case, however, the broadcasting station gives the user some benefit (for example, pay broadcast). (E.g., supplying a decryption key capable of canceling the scramble for a predetermined time) can increase the number of users who input information relating to themselves in arbitrary setting items.

Next, the receiving process of the receiving device 6 will be described with reference to the flowchart of FIG. This receiving process is started in response to a channel selection command from the user. It is assumed that the user information is stored in the user information storage unit 19 of the receiving device 6 by the user profile information setting process that has already been performed.

In step S11, the receiving unit 11
The broadcast signal corresponding to the channel selection information from the operation input unit 18 is received and output to the demultiplexing unit 12. In step S12, the demultiplexing unit 12 separates the broadcast signal input from the receiving unit 11 into content data and advertisement data, supplies the content data to the decoder 14, and outputs the advertisement data to the storage unit 13. The storage unit 13 includes the demultiplexing unit 12
The advertisement data input from is stored.

In step S13, the advertisement selecting unit 15
Refers to the user profile information stored in the user information storage unit 19, reads out from the storage unit 13, the advertisement data to which the matching target information is added,
The AV data of the corresponding advertisement is reproduced and output to the advertisement synthesizing unit 16.

In step S14, the decoder 14
Extracts the viewing condition information added to the content data supplied from the demultiplexing unit 12 and
And decrypts the encryption such as scramble applied to the content data using the decryption key supplied from the broadcast station, and outputs the obtained AV data of the program to the advertisement synthesizing unit 16.

In step S15, the advertisement synthesizing unit 16
Determines the broadcast format of the program (paid broadcast such as free broadcast, pay-per-view, or paid broadcast that can be listened to for free or at a discount rate on the condition that the advertisement is displayed in combination) based on the viewing condition information and gives the user The display control unit presents the AV data of the program input from the decoder 14 and the AV data of the advertisement input from the advertisement selection unit 15 in a temporal or display space based on the setting of the user corresponding to the presentation. 17 is output.

In step S16, the display controller 17
Converts the AV data input from the advertisement synthesizing unit 16 into a signal in a format corresponding to the display 7 and outputs the signal to the display 7. The display 7 displays a video corresponding to the input AV data and outputs a corresponding audio.

The user profile information setting process and the receiving process of the receiving device 6 described above enable the user to select and view his / her favorite advertisement and suppress the display of advertisements that he does not need. It is possible to do. In addition, it is possible to preview a pay broadcast for free or at a discounted price in exchange for viewing an advertisement.

Next, the broadcasting process of the broadcasting device 6 will be described with reference to the flowchart of FIG. Step S2
In 1, the broadcast device 1 acquires content data from the content database 2 according to a broadcast schedule, and performs an encryption process such as scrambling as appropriate.

Further, the broadcast apparatus 1 selects, from the base 4, advertisement data to be multiplexed with the content data and broadcast according to the request from the advertiser and the viewer information stored in the viewer database 3. Specifically, for example,
Calculate the statistics of the trial history information included in all viewing information, obtain the total number of people who watched each advertisement data, and give priority to the advertisement data whose total number of people who watched did not reach the number contracted with the advertiser select.

In step S22, the broadcasting device 6
The content data and the advertisement data are multiplexed to generate a broadcast signal, which is distributed to the receiving device 6 via the broadcast line 5.

According to the broadcasting process of the broadcasting device 1 described above, it is possible to compensate the total number of people who view the advertisement for the advertiser.

By operating the broadcasting device 1 and the receiving device 6 as described above, the television broadcasting system allows the viewer to select and view a desired advertisement as a viewer. In addition, a desired advertisement can be searched and viewed. Further, it is possible to prevent an unwanted advertisement from being repeatedly viewed. The broadcast station can acquire user profile information and viewing history information of the viewer. Further, the total number of people who watch the advertisement can be compensated for the advertiser.

The series of processes described above can be executed by hardware, but can also be executed by software. When a series of processing is executed by software, a program constituting the software can execute various functions by installing a computer built into dedicated hardware or installing various programs. It is installed from a recording medium into a possible general-purpose personal computer or the like.

As shown in FIG. 2, the recording medium is a magnetic disk 24 (including a floppy disk) on which the program is recorded and an optical disk 25 distributed separately from the computer to provide the user with the program.
(CD-ROM (Compact Disc-Read Only Memory), DVD (Digit
al Versatile Disc), magneto-optical disc 26 (M
D (including Mini Disc)), or a packaged medium including a semiconductor memory 27, etc., as well as a ROM or a hard disk in which a program is recorded, which is provided to the user in a state of being incorporated in a computer in advance. It consists of.

In this specification, the steps for describing the program recorded on the recording medium are not limited to the processing performed in chronological order according to the described order. Alternatively, it also includes individually executed processing.

In this specification, the system is
It represents the entire device composed of a plurality of devices.

[0058]

As described above, according to the receiving device and method of the present invention, and firstly, according to the program of the recording medium, the content data and the advertisement data are separated from the received broadcast signal, and the separated advertisement data is separated. Since the second AV data is reproduced by selecting the advertisement data corresponding to the user's profile information from the stored and stored advertisement data, and the content data is combined with the reproduced first AV data, Can select and view an advertisement.

Further, according to the broadcasting device and method of the present invention, and the program of the second recording medium, the user information notified from the receiving device is stored as viewer information, and an advertisement is stored based on the stored viewer information. Since data is selected and the selected advertisement data is multiplexed with the content data corresponding to the broadcast schedule to generate a broadcast signal, an advertisement can be transmitted to a predetermined number or more of viewers belonging to a specific audience. It is possible to watch.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a configuration example of a television broadcasting system to which the present invention has been applied.

FIG. 2 is a block diagram illustrating a configuration example of a receiving device 6 of FIG.

FIG. 3 is a flowchart illustrating a user profile information setting process of the receiving device 6;

FIG. 4 is a diagram showing a display example of a setting screen 41.

FIG. 5 is a flowchart illustrating a receiving process of the receiving device 6;

FIG. 6 is a flowchart illustrating a broadcast process of the broadcast device 1.

[Explanation of symbols]

1 broadcast device, 2 content database, 3
Viewer database, 4 advertisement database, 5 broadcast line, 6 receiving device, 7 display, 8
Public telephone line, 11 receiving unit, 12 demultiplexing unit,
13 storage unit, 14 decoder, 15 advertisement selection unit, 16 advertisement synthesis unit, 17 display control unit, 18
Operation input unit, 19 user information storage unit, 20 user interface generation unit, 21 transmission unit, 22
Control unit, 23 drives, 24 magnetic disks,
25 optical disk, 26 magneto-optical disk, 27
Semiconductor memory, 41 setting screen, 42 setting button

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification code FI Theme coat ゛ (Reference) G06F 17/60 326 G06F 17/60 326 H04H 1/00 H04H 1/00 B 7/04 7/04 H04N 7 / 173 630 H04N 7/173 630 17/00 17/00 Z

Claims (8)

[Claims] 1. A receiving apparatus for receiving a broadcast signal including at least content data and advertisement data, comprising: receiving means for receiving the broadcast signal; and receiving the content data and the advertisement data from the broadcast signal received by the receiving means. Separating means for separating, the first separating from the content data separated by the separating means;
First reproducing means for reproducing the AV data, storage means for storing the advertisement data separated by the separating means, setting means for setting profile information of a user, and setting of the advertisement data stored in the storage means. A selection unit that selects the advertisement data corresponding to the profile information; and a second AV based on the advertisement data selected by the selection unit.
A second reproducing unit for reproducing data; a combination unit for generating third AV data by combining the first AV data and the second AV data; and the third AV generated by the combination unit. A display control means for controlling display of data. 2. Acquisition means for acquiring viewing history information indicating a viewing history of the user with respect to the content data and the advertisement data, and a notification for notifying the profile information and the viewing history information to a broadcasting station as user information. And a receiving device. 3. A receiving method of a receiving apparatus for receiving a broadcast signal including at least content data and advertisement data, wherein: a receiving step of receiving the broadcast signal; and the content from the broadcast signal received in the processing of the receiving step. A separating step of separating data and the advertisement data; a first reproducing step of reproducing first AV data from the content data separated in the processing of the separating step; A storage step of storing advertisement data; a setting step of setting profile information of a user; and a selection step of selecting the advertisement data corresponding to the profile information from the advertisement data stored in the processing of the storage step. The advertisement data selected in the processing of the selecting step A second reproducing step of reproducing the second AV data from the first AV data, a combining step of generating the third AV data by combining the first AV data and the second AV data, and a processing of the combining step. A display control step of controlling display of the generated third AV data. 4. A receiving program for receiving a broadcast signal including at least content data and advertisement data, comprising: a receiving step of receiving the broadcast signal; and a receiving step of receiving the broadcast signal from the broadcast signal received in the processing of the receiving step. A separation step of separating content data and the advertisement data; a first reproduction step of reproducing first AV data from the content data separated in the processing of the separation step; and a separation step of processing in the separation step. A storage step of storing the advertisement data; a setting step of setting profile information of a user; and a selection step of selecting the advertisement data corresponding to the profile information from the advertisement data stored in the processing of the storage step. And the advertisement data selected in the processing of the selection step A second reproducing step of reproducing the second AV data from the first AV data, a combining step of generating the third AV data by combining the first AV data and the second AV data, and a processing of the combining step. A display control step of controlling the display of the generated third AV data. A recording medium storing a computer-readable program. 5. A broadcasting device for transmitting a broadcast signal including at least content data and advertisement data, a storage unit for storing user information notified from a receiving device as viewer information, and the viewer stored by the storage unit. Selecting means for selecting advertisement data based on information; generating means for multiplexing the advertisement data selected by the selecting means and content data corresponding to a broadcast schedule to generate the broadcast signal; A transmitting unit for transmitting the broadcast signal. 6. The selection means manages the total number of viewers of the advertisement data based on the viewer information stored by the storage means, and controls the advertisement data so that the total number of viewers becomes a predetermined value. The image processing apparatus according to claim 5, wherein: is selected. 7. A broadcasting method of a broadcasting device for transmitting a broadcasting signal including at least content data and advertisement data, wherein a storing step of storing user information notified from a receiving device as viewer information; A selection step of selecting advertisement data based on the stored viewer information; and generating the broadcast signal by multiplexing the advertisement data selected in the processing of the selection step and content data corresponding to a broadcast schedule. A broadcasting method, comprising: a generating step; and a transmitting step of transmitting the broadcast signal generated in the processing of the generating step. 8. A storage program for transmitting a broadcast signal including at least content data and advertisement data, wherein the storage step stores user information notified from a receiving device as viewer information, and the processing of the storage step A selection step of selecting advertisement data based on the viewer information stored in step (a), and generating the broadcast signal by multiplexing the advertisement data selected in the processing of the selection step and content data corresponding to a broadcast schedule And a transmitting step of transmitting the broadcast signal generated in the process of the generating step.