JP2001203965A - System and method for controlling picture recording and display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a control system for a picture recording and display device which can securely record a broadcasting program on video tape or display it. SOLUTION: This control system 10 controls the picture recording operation or display operation of the picture recording and display device 22 which records a broadcasting program on video tape or display it. It is equipped with an operation reservation acceptance part 30 which accepts reservations for picture recording operation or display operation for recording a specific broadcasting program on video tape or displaying it, a broadcast schedule confirmation part 32 which confirms whether or not the broadcasting schedule for the specific broadcasting program has been changed a specific time before the broadcasting start scheduled time of the specific broadcasting program as an object of the operation reservation accepted by the operation reservation acceptance part 30, and an operation reservation correction part 34 which corrects the contents of the operation reservation according to the changed broadcasting schedule when the confirmation part 32 confirms that the broadcasting schedule has been changed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a control system and a control method for controlling a recording operation or a display operation of a recording / display device for recording or displaying a broadcast program.

[0002]

2. Description of the Related Art Recording / recording of a video tape recorder for recording a broadcast program, a television receiver for displaying a broadcast program, and the like.
The display device accepts advance reservation for recording or display of a specific broadcast program based on a broadcast channel, a scheduled broadcast start time, and a scheduled broadcast end time, and automatically performs a recording operation or a display operation when the scheduled broadcast start time comes. Many have a control system that initiates

[0003]

However, the control system of the recording / display device according to the prior art has the following problems. That is, the control system of the recording / display device according to the related art includes a broadcast channel,
Based on the scheduled broadcast start time and scheduled broadcast end time, accept a pre-reservation for recording or displaying a specific broadcast program,
The recording operation or the display operation is automatically started when the scheduled broadcast start time comes. Therefore, if the broadcast schedule of the specific broadcast program is suddenly changed due to an extension of a sports broadcast, the occurrence of a special news program, or the like, all of the specific broadcast programs for which recording or display reservation has been made are performed. Alternatively, it becomes impossible to record or display a part.

Accordingly, the present invention is directed to a control of a recording / display apparatus capable of reliably recording or displaying a broadcast program for which recording or display reservation has been made even when a broadcast schedule is changed. It is an object to provide a system and a control method.

[0005]

In order to solve the above-mentioned problems, a control system for a recording / display device according to the present invention controls a recording operation or a display operation of a recording / display device for recording or displaying a broadcast program. A control system, an operation reservation receiving means for receiving an operation reservation of a recording operation or a display operation for recording or displaying a specific broadcast program,
It is determined whether or not the broadcast schedule of the specific broadcast program has been changed a predetermined time before the scheduled broadcast start time of the specific broadcast program targeted for the operation reservation received by the operation reservation receiving unit. An operation schedule that corrects the content of the operation schedule based on the changed broadcast schedule when it is confirmed that the broadcast schedule has been changed by the broadcast schedule checking means. Correction means.

It is checked whether the broadcast schedule has been changed a predetermined time before the scheduled broadcast start time of a specific broadcast program to be reserved for operation, and it is confirmed that the broadcast schedule has been changed. By modifying the contents of the operation reservation based on the changed broadcast schedule, the contents of the operation reservation are corrected so that the specific broadcast program can be recorded or displayed in accordance with the changed broadcast schedule. be able to.

In the control system for a recording / display apparatus according to the present invention, a storage means for storing a program information database including a broadcast schedule of the broadcast program and being updated as needed when the broadcast schedule is changed is further provided. Preferably, the broadcast schedule confirming means confirms whether or not the broadcast schedule has been changed by referring to the program information database stored in the storage means.

[0008] By referring to the program information database updated as needed when the broadcast schedule is changed, it is possible to easily confirm whether or not the broadcast schedule has been changed.

In the control system for a recording / display device according to the present invention, the storage means is provided in a control center which manages the program information database outside the recording / display device. It is preferable that

By providing a storage unit for storing the program information database in the control center, it is not necessary to update the program information database for each recording / display device when the broadcast schedule is changed, and management is performed only by the control center. be able to.

In the recording / display device control system according to the present invention, the storage means is provided inside the recording / display device, and the program information database is provided from outside the recording / display device. It may be characterized in that it is updated as needed based on the transmitted update information.

A storage unit for storing the program information database is provided inside the recording / display device, and the program information database is updated as needed based on update information transmitted from the outside, so that the program information database can be referred to. Therefore, there is no need to access the outside (for example, the control center).

[0013] The control system of the recording / display device of the present invention further comprises identification code generating means for generating an identification code assigned to each of the broadcast programs, and the operation reservation accepting means is provided based on the identification code. An operation reservation for a recording operation or a display operation for recording or displaying the specific broadcast program is received, and the broadcast schedule confirmation unit changes the broadcast schedule of the specific broadcast program based on the identification code. Preferably, it is characterized in that it is determined whether or not there is an error.

By assigning an identification code to each broadcast program, and accepting an operation reservation and confirming a change in a broadcast schedule based on the identification code, it becomes easy to accept an operation reservation and confirm a change in a broadcast schedule. .

According to another aspect of the present invention, there is provided a control method of a recording / display device for controlling a recording operation or a display operation of a recording / display device for recording or displaying a broadcast program. An operation reservation receiving step of receiving an operation reservation of a recording operation or a display operation for recording or displaying a specific broadcast program; and the specific broadcast to be reserved for the operation received in the operation reservation receiving step. A broadcast schedule confirmation step of checking whether or not the broadcast schedule of the specific broadcast program has been changed a predetermined time before the scheduled broadcast start time of the program, and the broadcast schedule is changed in the broadcast schedule confirmation step. Operation reservation correcting step of correcting the contents of the operation reservation based on the changed broadcast schedule when it is confirmed that Characterized by comprising a.

It is checked whether or not the broadcast schedule has been changed a predetermined time before the scheduled broadcast start time of the specific broadcast program to be reserved for operation, and it is confirmed that the broadcast schedule has been changed. By modifying the contents of the operation reservation based on the changed broadcast schedule, the contents of the operation reservation are corrected so that the specific broadcast program can be recorded or displayed in accordance with the changed broadcast schedule. be able to.

In the method for controlling a recording / display apparatus according to the present invention, a program information database including a broadcast schedule of the broadcast program is constructed, and the program information database is changed when the broadcast schedule of the broadcast program is changed. The broadcast schedule confirmation step is constructed in the program information update step, or the broadcast schedule is changed by referring to the updated program information database. Preferably, it is characterized in that it is determined whether or not there is an error.

By referring to the program information database updated as needed when the broadcast schedule is changed, it is possible to easily confirm whether or not the broadcast schedule has been changed.

In the method for controlling a recording / display device according to the present invention, the program information database includes the recording / display device.
It is preferable that the program information is stored in storage means provided outside the display device and provided in a control center for managing the program information database.

By providing a storage means for storing the program information database in the control center, it is not necessary to update the program information database for each recording / display device when the broadcast schedule is changed, and management is performed only by the control center. be able to.

In the method for controlling a recording / display device according to the present invention, the program information database may include the recording / display device.
It is stored in storage means provided inside the display device, and may be updated as needed based on update information transmitted from outside the recording / display device.

A storage means for storing the program information database is provided inside the recording / display apparatus, and the program information database is updated as needed based on update information transmitted from the outside, so that the program information database can be referred to. Therefore, there is no need to access the outside (for example, the control center).

[0023] The control method of the recording / display apparatus of the present invention further comprises an identification code generating step of generating an identification code assigned to each of the broadcast programs, and the operation reservation receiving step is performed based on the identification code. An operation reservation for a recording operation or a display operation for recording or displaying the specific broadcast program is received, and the broadcast schedule confirmation step includes changing a broadcast schedule of the specific broadcast program based on the identification code. Preferably, it is characterized in that it is determined whether or not there is an error.

By assigning an identification code to each broadcast program and receiving an operation reservation and confirming a change in a broadcast schedule based on the identification code, it becomes easy to receive an operation reservation and confirm a change in a broadcast schedule. .

[0025]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A control system for a recording / display device according to a first embodiment of the present invention (hereinafter simply referred to as a control system) will be described with reference to the drawings. First, the configuration of the control system according to the present embodiment will be described. FIG. 1 is a system configuration diagram of a control system according to the present embodiment.

The control system 10 according to the present embodiment
A control system for controlling a recording operation or a display operation of a recording / display device for recording or displaying a broadcast program,
Program information receiving unit 1 included in control center 12
4. Program ID generation unit 16 (identification code generation unit), storage unit 18 (storage unit), program information transmission unit 20, program information reception unit 24 included in recording / display device 22, storage unit 26,
A program information presentation unit 28, an operation reservation receiving unit 30 (operation reservation receiving unit), a broadcast schedule confirming unit 32 (broadcast schedule confirming unit),
An operation reservation correction unit 34 (operation reservation correction unit) and an operation instruction unit 36 are provided. Hereinafter, each element will be described in detail.

The control center 12 is a management center for managing the program information database, and is provided outside the recording / display device 22 independently. The control center 12 is physically configured as a facility including a data processing computer, a broadcasting device, a communication device, and the like.

The recording / display device 22 is a device for receiving and recording or displaying a broadcast program. Physically, the recording / display device 22 is a television receiver, a video tape recorder, or a set (one) of a television receiver and a video tape recorder. (Including a body type and a separated type), a personal computer, a DVD recorder and the like.

The program information receiving section 14 of the control center 12 receives program information transmitted from a broadcasting station or a data center that collectively manages broadcast schedules. The program information includes information on a broadcast schedule of a broadcast program, and more specifically, a scheduled broadcast start time, a scheduled broadcast end time, a broadcast channel (broadcast station), a title, a cast, a commentary, and the like of each broadcast program. Contains. The program information receiving unit 14 stores the received program information in the storage unit 18 as a program information database.

The program information receiving section 14 also receives update information transmitted from the broadcast station or the data center at any time when the broadcast schedule of the broadcast program is changed. The update information includes information on the changed broadcast schedule of the broadcast program whose broadcast schedule has been changed. More specifically, the updated broadcast start time and the changed broadcast end time of the broadcast program have been changed. And so on. The program information receiving unit 14 updates the program information database stored in the storage unit 18 based on the received update information.

Here, the transmission of the program information and the update information from the broadcasting station, the data center, or the like may be performed by a broadcast that does not specify the other party, or may be performed by communication that specifies the control center 12 as the other party. It may be. Further, the transmission of the program information from the broadcasting station, the data center, or the like may be transmitted periodically, or may be performed by an on-demand transmission that is transmitted in response to a request from the control center 12. There may be. On the other hand, the transmission of the update information from the broadcast station, the data center, or the like is promptly transmitted whenever the broadcast schedule of the broadcast program is changed.

[0032] The program ID generating section 16 is provided with the program information receiving section 1.
4 generates a program ID (identification code) corresponding to each of the broadcast programs included in the program information received, and attaches the generated program ID to each of the corresponding broadcast programs. The program ID may be generated by any generation algorithm as long as it does not overlap each other in different broadcast programs. As the program ID, for example, Gcode (registered trademark of Gemstar Japan) is used. Program ID
The generation unit 16 also inserts the program ID into the program information database of the storage unit 18 in association with the corresponding broadcast program.

The storage unit 18 stores a program information database which includes a broadcast schedule of the broadcast program and is updated as needed when the broadcast schedule is changed.

[0034] The program information transmitting section 20 is provided with a program ID generating section 1.
6 is read from the program information database stored in the storage unit 18 and transmitted to the program information receiving unit 24 of the recording / display device 22. The program information includes information related to the broadcast schedule of the broadcast program received by the program information receiving unit 14 of the control center 12 (scheduled broadcast start time, scheduled broadcast end time, broadcast channel, title, cast,
Commentary, etc.), and a program ID assigned to each broadcast program.

The transmission of the program information from the program information transmitting section 20 may be by broadcast without specifying the other party, or may be by communication specifying the recording / display device 22 as the other party. Also, the program information transmitting unit 2
The transmission of the program information from 0 may be transmitted periodically (for example, several times a day) or may be performed on demand transmission which is transmitted in response to a request from the recording / display device 22. It may be something.

The program information receiving section 24 of the recording / display device 22
Receives the program information transmitted from the program information transmitting unit 20 of the control center 12. The program information is
As described above, the information includes the information on the broadcast schedule of the broadcast program and the program ID assigned to each broadcast program. The program information receiving unit 24 also stores the received program information in the storage unit 26 as a program information database.

The storage unit 26 stores the program information database. Here, the program information database stored in the storage unit 26 differs from the program information database stored in the storage unit 18 of the control center 12 in that the update information received by the program information reception unit 14 of the control center 12 Not updated by some. Therefore, the program information database stored in the storage unit 26 and the program information database stored in the storage unit 18 of the control center 12 do not always match.

The program information presentation unit 28 is provided with the program information reception unit 2
4 reads out the program information received from the program information database stored in the storage unit 26 and displays (presents) it on a display (not shown) of the recording / display device 22. More specifically, the program information presentation unit 28 sends information on the broadcast schedule of the broadcast program including the scheduled broadcast start time, scheduled broadcast end time, broadcast channel, title, cast, commentary, etc. of each broadcast program to the broadcast program. Program ID assigned to the program
Display with Here, the program information presentation unit 28 searches for a broadcast program using the genre of the broadcast program as a key,
It may have a function of displaying the program information on the searched specific broadcast program.

The operation reservation accepting unit 30 is provided for the recording / display device 2
At 2, an operation reservation for a recording operation or a display operation for recording or displaying a specific broadcast program is accepted. More specifically, an operation reservation input is received via an operation button (not shown) provided on the recording / display device 22, a remote control device, a remote operation terminal, or the like. Operation reservation reception unit 30
Is a program I for specifying a broadcast program to be recorded or displayed on the recording / display device 22.
D and a recording / display instruction for instructing which (or both) of the recording operation and the display operation are to be reserved.
The contents of the operation reservation are specified using the scheduled broadcast start time, the scheduled broadcast end time, and the broadcast channel of the broadcast program marked with D as the recording or display start time, the recorded or display end time, and the recorded or display channel.

The broadcast schedule confirmation unit 32 includes the operation reservation reception unit 3
When the broadcast start time of the specific broadcast program targeted for operation reservation accepted by 0 is a predetermined time before, it is confirmed whether or not the broadcast schedule of the specific broadcast program has been changed. More specifically, the broadcast schedule confirmation unit 32
One minute before the scheduled broadcast start time of the broadcast program targeted for the operation reservation, the program information database stored in the storage unit 18 of the control center 12 is stored in the storage unit 18 using the program ID as a key (based on the program ID). ) To confirm whether or not the broadcast schedule of the broadcast program has been changed. Also,
When the broadcast schedule of the broadcast program has been changed, the broadcast schedule confirmation unit 32 obtains the changed broadcast schedule (scheduled broadcast start time and scheduled broadcast end time) from the program information database.

When the broadcast schedule confirming unit 32 confirms that the broadcast schedule of the broadcast program to be scheduled for operation has been changed, the operation reservation correcting unit 34 adds the changed broadcast schedule to the broadcast program. Based on this, the contents of the operation reservation are corrected. More specifically, the operation reservation receiving unit 30 sets the scheduled broadcast start time, the scheduled broadcast end time, and the broadcast channel of the broadcast program as a recording or display start time, a recording or display end time, and a recording or display channel, respectively. Has been specified, the operation reservation correction unit 34
Corrects the recording or display start time and the recording or display end time to the changed scheduled broadcast start time and the changed scheduled broadcast end time, respectively. If there is no change in the broadcast schedule of the broadcast program targeted for the operation reservation, the broadcast schedule confirmation unit 32 does not correct the content of the operation reservation.

The operation instructing section 36 is not shown in the drawing / display device 22 based on the contents of the operation reservation received by the operation reservation receiving section 30 or the contents of the operation reservation corrected by the operation reservation correcting section 34. A recording operation or a display operation is instructed to the drive unit. More specifically,
The operation instruction unit 36 starts the recording operation or the display operation when the recording or display start time included in the contents of the operation reservation comes, and ends the recording operation or the display operation when the recording or display end time comes.

Subsequently, the operation of the control system according to the present embodiment will be described, and a control method according to the embodiment of the present invention will be described. 2 and 3 are flowcharts showing the operation of the control system 10 according to the present embodiment.

When program information is transmitted from a broadcasting station or a data center which collectively manages a broadcast schedule, the program shown in FIG.
As shown in (1), the program information is received by the program information receiving unit 14 of the control center 12 (S1). The program information includes information on a broadcast schedule of a broadcast program, and more specifically, a scheduled broadcast start time, a scheduled broadcast end time, a broadcast channel (broadcast station), a title, a cast, a commentary, and the like of each broadcast program. Contains. The program information received by the program information receiving unit 14 is stored in the storage unit 18 as a program information database (S2).

When the program information is received by the program information receiving unit 14, the program ID generating unit 16 generates a program ID corresponding to each of the broadcast programs included in the received program information. Each program I
D is added (S3). The program ID generated by the program ID generation unit 16 is stored in the storage unit 18 in association with the corresponding broadcast program (S4). More specifically,
The program ID is inserted into the program information database of the storage unit 18 in association with the corresponding broadcast program.

When the program information and the program ID are stored in the storage section 18 as a program information database, the program information transmitting section 20 transmits the program information including the program ID to the program information receiving section 24 of the recording / display device 22. Sent (S
5). The program information includes information on a broadcast schedule of a broadcast program received by the program information receiving unit 14 of the control center 12 (scheduled broadcast start time, scheduled broadcast end time, broadcast channel, title, cast, commentary, etc. of each broadcast program). ) Plus a program ID assigned to each broadcast program
It is included.

On the other hand, when the broadcast schedule of the broadcast program is changed, update information is transmitted from the broadcast station or the data center that collectively manages the broadcast schedule to the control center 12 as needed. As shown, the update information is received by the program information receiving unit 14 of the control center 12 (S21). The update information includes information on the changed broadcast schedule of the broadcast program whose broadcast schedule has been changed, and more specifically, the scheduled broadcast start time after the change of the broadcast program and the scheduled broadcast end time after the change. And so on. When the update information is received by the program information receiving unit 14, the program information database stored in the storage unit 18 is updated based on the update information (S2).
2).

Returning to FIG. 2, the program information transmitted by the program information transmitting section 20 of the control center 12 is received by the program information receiving section 24 of the recording / display device 22 (S6). As described above, the program information includes information on a broadcast schedule of a broadcast program and a program ID assigned to each broadcast program. The program information received by the program information receiving unit 24 is stored in the storage unit 26 as a program information database (S7). Here, the program information database stored in the storage unit 26 of the recording / display device 22 is different from the program information database stored in the storage unit 18 of the control center 12 and is different from the program information database 14 of the control center 12. It is not updated depending on the received update information. Therefore, the storage unit 26
Does not always match the program information database stored in the storage unit 18 of the control center 12.

The program information stored in the storage section 26 as a program information database is read out by the program information presenting section 28 when the user makes an operation reservation for the recording / display apparatus 22, and the program information is displayed on the recording / display apparatus 22. It is displayed (presented) on a display that does not (S8). More specifically, the display shows the scheduled broadcast start time, scheduled broadcast end time, broadcast channel, title, cast,
Information about the broadcast schedule of the broadcast program including the commentary is displayed together with the program ID assigned to the broadcast program.

A user who refers to the program information displayed on the display by the program information presentation unit 28 inputs an operation reservation for a recording operation or a display operation for recording or displaying a specific broadcast program on the recording / display device 22. Then, the operation reservation is received by the operation reservation receiving unit 30 (S9). The operation reservation is input by the user via an operation button (not shown) provided on the recording / display device 22, a remote control device, a remote operation terminal, or the like. The operation reservation is described in detail in the recording / display device 22.
Input by inputting a program ID for designating a broadcast program to be recorded or displayed, and a recording / display instruction for instructing which (or both) of the recording operation and the display operation to reserve. However, according to the program ID, the scheduled broadcast start time, scheduled broadcast end time, and broadcast channel of the broadcast program to which the program ID is assigned are respectively used as a recording or display start time, a recording or display end time, and a recording or display channel. , The contents of the operation reservation are specified.

When it is a predetermined time before the scheduled broadcast start time of the specific broadcast program to be reserved for operation received by the operation reservation receiving unit 30 (S10), the broadcast schedule confirmation unit 32 causes the specific broadcast program to It is confirmed whether or not the broadcast schedule has been changed (S11). More specifically, one minute before the scheduled broadcast start time of the broadcast program targeted for the operation reservation, the broadcast schedule confirmation unit 32 sets the storage unit 1 of the control center 12 using the program ID as a key.
Reference is made to the program information database stored in 8 to determine whether or not the broadcast schedule of the broadcast program has been changed. Here, when the broadcast schedule of the broadcast program has been changed, the changed broadcast schedule (scheduled broadcast start time and scheduled broadcast end time) is obtained from the program information database.

When the broadcast schedule confirming unit 32 confirms that the broadcast schedule of the broadcast program to be reserved for operation has been changed (S12), the operation reservation correcting unit 34.
Thereby, the content of the operation reservation is corrected based on the changed broadcast schedule (S13). More specifically, the operation reservation receiving unit 30 sets the scheduled broadcast start time, the scheduled broadcast end time, and the broadcast channel of the broadcast program as a recording or display start time, a recording or display end time, and a recording or display channel, respectively. However, the recording or display start time, the recording or display end time are changed to the scheduled broadcast start time,
It is corrected to the scheduled broadcast end time after the change. Further, when the content of the operation reservation is corrected, the steps after S10 are further repeated.

On the other hand, when there is no change in the broadcast schedule of the broadcast program to be reserved for operation (including when there is no further change in the corrected broadcast schedule), the operation reservation receiving unit 3
The contents of the operation reservation accepted by 0, or
Based on the contents of the operation reservation corrected by the operation reservation correction unit 34, the operation instruction unit 36 allows the recording / display device 2
A recording operation or a display operation is instructed to the second driving unit (not shown). As a result, when the recording or display start time included in the content of the operation reservation comes, the recording operation or display operation starts, and when the recording or display end time comes, the recording operation or display operation ends.

For example, when a reservation for recording a drama program to be broadcast on the fourth channel at 21:00 to 22:00 is received by the operation reservation receiving unit 30, a broadcast schedule confirmation unit 32 Thus, at 20:59, the program information database stored in the storage unit 18 of the control center 12 is referred to confirm whether or not the broadcast schedule of the drama program has been changed. Here, for example, if the broadcast schedule of the drama program is changed from 21:30 to 22:30 due to an extension of a sports broadcast or the like, the broadcast schedule confirmation unit 32 causes the broadcast schedule confirmation unit 32 to change the broadcast schedule (broadcast). The scheduled start time is 21:30 and the scheduled broadcast end time is 22:30). Thereafter, based on the changed broadcast schedule, the operation reservation correction unit 34 corrects the contents of the operation reservation so that the recording start time is 21:30 and the recording end time is 22:30. Therefore, in this case, the recording operation is not started even at 21:00 according to the initial reservation, and the recording operation is started only at 21:30, and the recording operation is performed even at 22:00 according to the initial reservation. Does not end, and the recording operation ends only at 22:30.

Next, the operation and effect of the control system according to this embodiment will be described. The control system 10 according to the present embodiment confirms by the broadcast schedule confirmation unit 32 whether or not the broadcast schedule has been changed one minute before the scheduled broadcast start time of the specific broadcast program to be reserved for operation. If the broadcast schedule is confirmed to be changed by the broadcast schedule confirmation unit 32, the operation reservation correction unit 34 corrects the content of the operation reservation based on the changed broadcast schedule. Therefore, the contents of the operation reservation can be modified so that the specific broadcast program can be recorded or displayed according to the changed broadcast schedule. as a result,
Even when the broadcast schedule is changed, it is possible to reliably record or display a broadcast program for which recording or display reservation has been made.

The control system 1 according to the present embodiment
0 updates the program information database stored in the storage unit 18 of the control center 12 as needed when the broadcast schedule is changed, and the broadcast schedule confirmation unit 32 refers to the program information database to determine the broadcast schedule. Check whether it has been changed. Therefore, it is possible to easily confirm whether or not the broadcast schedule has been changed.

The control system 1 according to the present embodiment
0 stores a program information database that is updated as needed when a broadcast schedule is changed in a storage unit 18 provided outside the recording / display device 22 and provided in the control center 12 that manages the program information database; The broadcast schedule confirming unit 32 confirms whether or not the broadcast schedule has been changed by referring to the program information database. Therefore, when the broadcast schedule is changed, the recording / display device 22
Update of the program information database stored in the storage unit 26 is unnecessary. As a result, when the broadcast schedule is changed, the program information database is updated in the control center 12.
Can be collectively managed only by the user, the transmission cost for transmitting the update information to the recording / display device 22, the update cost for updating the program information database stored in the storage unit 26 of the recording / display device 22 as needed, and the like can be reduced. This effect increases as the number of recording / display devices 22 increases.

The control system 1 according to the present embodiment
In the case of 0, the program ID generation unit 16 assigns a program ID to each broadcast program, accepts an operation reservation based on the program ID, and confirms a change in the broadcast schedule. As a result, it becomes easy to accept the operation reservation and confirm the change in the broadcast schedule.

Next, a control system 50 according to a second embodiment of the present invention will be described with reference to the drawings. FIG. 4 is a system configuration diagram of the control system 50 according to the present embodiment. The difference between the control system 50 according to the present embodiment and the control system 10 according to the first embodiment is that the control system 10 according to the first embodiment has a control center when a broadcast schedule is changed. While the program information database stored in the storage unit 12 of the Twelve is updated as needed, and the broadcast schedule confirmation unit 32 confirms whether the broadcast schedule has been changed by referring to the program information database, The control system 50 according to the present embodiment provides a program information database, which is updated as needed based on update information transmitted from a control center 52 provided outside the recording / display device 62, inside the recording / display device 62. The broadcast schedule confirmation unit 72 refers to the program information database, and stores the broadcast schedule. There is a point to confirm whether or not it is changed. The details will be described below.

The control system 50 according to the present embodiment
Program information receiving unit 5 included in control center 52
4, a program ID generation unit 56 (identification code generation unit), a storage unit 58, a program information transmission unit 60, a program information reception unit 64 included in the recording / display device 62, a storage unit 66 (storage unit),
A program information presentation unit 68, an operation reservation receiving unit 70 (operation reservation receiving unit), a broadcast schedule confirming unit 72 (broadcast schedule confirming unit),
An operation reservation correction unit 74 (operation reservation correction unit) and an operation instruction unit 76 are provided. Hereinafter, each element will be described in detail.

The program information receiving unit 54, the program ID generating unit 56, and the storage unit 58 included in the control center 52 are each a program information receiving unit 1 according to the first embodiment.
4. It has functions similar to those of the program ID generation unit 16 and the storage unit 18.

The program information transmitting section 60 has the same function as that of the program information transmitting section 20 according to the first embodiment, and further, when the broadcast schedule of the broadcast program is changed, the broadcast station or the data When the program information database stored in the storage unit 58 is updated based on the update information transmitted from the center or the like, the recording / display device 62
The update information is transmitted to the program information receiving unit 64 of FIG. The update information includes information on the changed broadcast schedule of the broadcast program whose broadcast schedule has been changed and the program ID of the broadcast program, and more specifically, the broadcast program program ID, the broadcast start schedule after the change. It includes the time and the scheduled broadcast end time after the change.

The transmission of the update information from the program information transmitting unit 60 may be performed by broadcasting without specifying the other party, or may be performed by communication specifying the recording / display device 62 as the other party.

The program information receiving section 64 of the recording / display device 62
Has a function similar to that of the program information receiving unit 24 according to the first embodiment and a control center 52.
And updates the program information database stored in the storage unit 66 based on the received update information. Accordingly, in the control system 50 according to the present embodiment, the first
Unlike the control system 10 according to the embodiment,
The program information database stored in the storage unit 66 of the display device 62 is updated at any time by the update information. As a result, the program information database stored in the storage unit 66 of the recording / display device 62 and the storage unit of the control center 52 are stored. The program information database stored at 58 always matches the program information database if the time lag due to the transmission and update processing is ignored.

Program information presenting section 68, operation reservation receiving section 70
Have the same functions as those of the program information presentation unit 28 and the operation reservation receiving unit 30 according to the first embodiment.

The broadcast schedule confirmation unit 72 determines that one minute before the scheduled broadcast start time of the broadcast program targeted for the operation reservation,
The program information database stored in the storage unit 66 provided inside the recording / display device 62 is referred to by using the program ID as a key (based on the program ID), and whether the broadcast schedule of the broadcast program has been changed is determined. Check if. If the broadcast schedule of the broadcast program has been changed, the broadcast schedule confirmation unit 72 obtains the changed broadcast schedule (scheduled broadcast start time and scheduled broadcast end time) from the program information database.

The operation reservation correcting section 74 and the operation instructing section 76 are respectively the operation reservation correcting section 3 according to the first embodiment.
4. It has the same function as the operation instruction unit 36.

The updating of the program information database stored in the storage section 66 of the recording / display device 62 is performed according to the procedure shown in FIG. That is, when the update information transmitted from the broadcast station or the data center is received by the program information receiving unit 54 of the control center 52 (S31), the program information receiving unit 54 sets the update information based on the update information. The program information database stored in the storage unit 58 is updated (S32).

Subsequently, the program information transmitting section 60 transmits the update information to the program information receiving section 64 of the recording / display device 62 (S33). The update information includes information on the changed broadcast schedule of the broadcast program whose broadcast schedule has been changed and the program ID of the broadcast program, and more specifically, the broadcast program program ID, the broadcast start schedule after the change. It includes the time and the scheduled broadcast end time after the change.

The program information receiving section 64 of the recording / display device 62
When the update information is received (S34), the program information receiving section 64 updates the program information database stored in the storage section 66 based on the received update information.

As in the control system 50 according to the present embodiment, a program information database that is updated as needed based on update information transmitted from a control center 52 provided outside the recording / display device 62 is stored in the recording / display device 62. Is stored in a storage unit 66 provided inside the program, and the broadcast schedule confirmation unit 72 confirms whether or not the broadcast schedule has been changed by referring to the program information database.
When the broadcast schedule confirmation unit 72 refers to the program information database, it is not necessary to sequentially access the control center 52.

The control system 10 according to the above embodiment,
In 50, the program information including the program ID transmitted from the control center 12 to the recording / display devices 22 and 62 is presented to the user by the program information presentation units 28 and 68, and the user's information based on the presented program information is displayed. Although the operation reservation has been received, this may be a method in which program information including a program ID is distributed using a newspaper or the like, and an operation reservation of a user who refers to the newspaper is received.

Further, in the control systems 10 and 50 according to the above embodiment, the broadcast schedule of the specific broadcast program is changed a predetermined time before the scheduled broadcast start time of the specific broadcast program to be reserved for operation. It is to check whether or not it has been performed, but this is a predetermined time before the scheduled broadcast start time of the specific broadcast program to be reserved for operation,
At this point, it may be possible to confirm whether or not there is a change in the broadcast schedule of all the broadcast programs reserved.

The control system 10 according to the above embodiment,
In 50, the program ID is presented to the user by the program information presenting units 28 and 68, and the operation reservation receiving units 30 and 70 receive the operation reservation based on the program ID. May be used only inside the URL and not presented to the user.

[0075]

According to the control system and the control method of the recording / display apparatus of the present invention, it is determined whether or not the broadcast schedule is changed a predetermined time before the scheduled broadcast start time of a specific broadcast program to be reserved for operation. And confirming that the broadcast schedule has been changed, by modifying the contents of the operation reservation based on the changed broadcast schedule, The contents of the operation reservation can be modified so that the broadcast program can be recorded or displayed. As a result, even if the broadcast schedule changes,
It is possible to reliably record or display a broadcast program for which recording or display reservation has been made.

In the control system and control method for a recording / display device according to the present invention, whether or not the broadcast schedule has been changed is referred to by referring to a program information database which is updated as needed when the broadcast schedule is changed. Can be easily confirmed.

In the control system and control method for a recording / display apparatus according to the present invention, the storage means for storing the program information database is provided in the control center, so that the program information database is updated when the broadcast schedule is changed. Need not be performed for each recording / display device, and can be managed only by the control center.

In the control system and control method for a recording / display device according to the present invention, a storage means for storing a program information database is provided inside the recording / display device, and based on update information transmitted from the outside, By updating the program information database as needed, when referring to the program information database, an external device (for example, the control center)
There is no need to access.

In the control system and control method for a recording / display apparatus according to the present invention, an identification code is assigned to each broadcast program, an operation reservation is accepted based on the identification code, and a change in the broadcast schedule is confirmed. This makes it easy to accept operation reservations and confirm changes in the broadcast schedule.

[Brief description of the drawings]

FIG. 1 is a system configuration diagram of a control system.

FIG. 2 is a flowchart showing an operation of the control system.

FIG. 3 is a flowchart showing the operation of the control system.

FIG. 4 is a system configuration diagram of a control system.

FIG. 5 is a flowchart showing the operation of the control system.

[Explanation of symbols]

10, 50 ... control system, 12, 52 ... control center, 14, 54 ... program information receiving unit, 16, 56 ... program ID generating unit, 18, 58 ... storage unit, 20, 60 ... program information transmitting unit, 22, 62: Recording / display device, 24, 64
... program information receiving units, 26, 66 ... storage units, 28, 68 ...
Program information presenting section, 30, 70 ... operation reservation receiving section, 32,
72: broadcast schedule confirmation unit, 34, 74: operation reservation correction unit,
36, 76 ... operation instructing section

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04N 5/76 H04N 5/782 Z 7/025 7/08 A 7/03 7/035 F term (reference) 5C018 HA10 5C025 AA23 BA27 CB05 CB06 CB08 DA05 5C052 AB02 BC01 DD10 5C063 DA07 EB32 EB45 5D102 AB11 AC01 GA02 GA08 GA62

Claims (10)

[Claims] 1. A recording / recording apparatus for recording or displaying a broadcast program.
In a control system that controls a recording operation or a display operation of a display device, an operation reservation receiving unit that receives an operation reservation of a recording operation or a display operation for recording or displaying a specific broadcast program, and an operation reservation receiving unit that receives the operation reservation. A predetermined time before the scheduled broadcast start time of the specific broadcast program to be reserved for the operation, the broadcast schedule confirmation means for confirming whether or not the broadcast schedule of the specific broadcast program has been changed, When the broadcast schedule confirming unit confirms that the broadcast schedule has been changed, the broadcast schedule correcting unit corrects the operation reservation based on the changed broadcast schedule. A control system for a recording / display device. 2. A storage means for storing a program information database that includes a broadcast schedule of the broadcast program and is updated as needed when the broadcast schedule is changed, wherein the broadcast schedule confirmation unit includes: 2. The recording / display apparatus control system according to claim 1, wherein it is determined whether or not the broadcast schedule has been changed by referring to the stored program information database. 3. The recording / display apparatus according to claim 2, wherein the storage unit is provided outside the recording / display apparatus and in a control center that manages the program information database. Control system. 4. The storage means is provided inside the recording / display device, and the program information database is updated as needed based on update information transmitted from outside the recording / display device. The control system for a recording / display device according to claim 2, wherein: 5. An identification code generating means for generating an identification code assigned to each of the broadcast programs, wherein the operation reservation accepting means records or displays the specific broadcast program based on the identification codes. Receiving an operation reservation of the recording operation or the display operation, wherein the broadcast schedule confirming unit confirms whether or not the broadcast schedule of the specific broadcast program has been changed based on the identification code. 2. The control system for a recording / display device according to claim 1. 6. A recording / recording system for recording or displaying a broadcast program.
In a control method for controlling a recording operation or a display operation of a display device, an operation reservation receiving step of receiving an operation reservation of a recording operation or a display operation for recording or displaying a specific broadcast program; A broadcast schedule confirmation step of confirming whether or not the broadcast schedule of the specific broadcast program has been changed a predetermined time before the scheduled broadcast start time of the specific broadcast program to be subjected to the operation reservation, An operation reservation correction step of correcting the content of the operation reservation based on the changed broadcast schedule when the broadcast schedule is confirmed to be changed in the broadcast schedule confirmation step. A method for controlling a video recording / display device. 7. A program information updating step of constructing a program information database including a broadcast schedule of the broadcast program and updating the program information database as needed when the broadcast schedule of the broadcast program is changed, The broadcast schedule confirmation step is constructed in the program information update step, or
7. The method according to claim 6, wherein whether or not the broadcast schedule has been changed is confirmed by referring to the updated program information database. 8. The program information database according to claim 7, wherein said program information database is stored in a storage means provided outside of said recording / display device and provided in a control center for managing said program information database. The control method of the recording / display device according to the above. 9. The program information database is stored in a storage unit provided inside the recording / display device, and is updated as needed based on update information transmitted from outside the recording / display device. The method for controlling a recording / display device according to claim 7, wherein: 10. An identification code generating step for generating an identification code assigned to each of the broadcast programs, wherein the operation reservation receiving step is for recording or displaying the specific broadcast program based on the identification codes. Receiving an operation reservation for a recording operation or a display operation, wherein the broadcast schedule confirming step confirms whether or not the broadcast schedule of the specific broadcast program has been changed based on the identification code. 7. The control method for a recording / display device according to item 6.