JP2002010149A - Device for reserving program and system therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To realize the viewing or recording of a desired program by predicting the change or extension of the broadcasting time of a program whose viewing or recording is reserved in a reserving stage, and assigning the reservation to this viewing or recording equipment of the target of reservation according to the instruction of a user or automatically in order to prevent any overlapped reservation. SOLUTION: This program reserving device is provided with an electronic program list preparing means 16 for preparing an electronic program list, a display means 17 for displaying the electronic program list, a program preparing means 12 for designating a desired program from the displayed electronic program list and for reserving the viewing or recording of the program, a reservation schedule preparing means 14 for preparing a reservation schedule from the reserved program, and a reservation schedule control means 15 for controlling the prepared reservation schedule to be a proper reservation schedule.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a viewing or recording program reservation device (hereinafter, referred to as a program reservation device) and a viewing or recording program reservation system (hereinafter, referred to as a program reservation system). And a program reservation system capable of flexibly dealing with such situations.

[0002]

2. Description of the Related Art Conventionally, with respect to program reservation,
No. 136615 discloses that a program reservation management device transmits a VTR.
A method for collectively managing reservation information directly input to a PC and reservation information input to a program reservation management apparatus main body is disclosed.

[0003]

However, in the above-mentioned recording reservation management apparatus, if the reservations are duplicated at the time of the reservation, it is possible to eliminate the duplicate reservations by the user's instruction. If the reservation is duplicated due to a change in the broadcast time, etc., a user's instruction is required at that time, and if the user is absent, there is a problem that the duplicate reservation cannot be avoided.

SUMMARY OF THE INVENTION In view of the above problems, it is an object of the present invention to predict a change or extension of a broadcast time of a program reserved for viewing or recording at a reservation stage, and by a user's instruction,
Alternatively, reservations are automatically distributed to viewing or recording devices to be reserved, avoiding duplicate reservations, enabling viewing or recording of a desired program, and making reservation schedules through normal reservation operations from recording devices. The present invention provides a program reservation apparatus or a program reservation system which makes it possible to transmit reservation data to a recording device to set a recording reservation state.

[0005]

The present invention employs the following means in order to solve the above-mentioned problems.

A first means is an electronic program guide creating means for creating an electronic program guide, a display means for displaying the electronic program guide, and a desired program from the displayed electronic program guide as a program reservation device. A program reservation means for designating viewing or recording, a reservation schedule creation means for creating a reservation schedule from the reserved programs, and a reservation schedule for managing the created reservation schedule to be an appropriate reservation schedule And management means.

[0007] The second means is the first means, wherein the changed program detecting means for monitoring the electronic program guide at regular time intervals to detect an extended or changed program; And a modified program information storage means for storing program contents, wherein the modified program information can be displayed on the display means.

[0008] The third means is the one of the first means and the second means, wherein the changed program information stored in the changed program information storage means and the program change frequency rank are ranked. Based on the ranking history information,
And a ranking history information creating unit for updating the ranking history information, wherein the ranking history information can be displayed on the display unit.

A fourth means is the third means, wherein the reservation schedule management means is based on the ranking history information stored in the ranking history information means.
It is characterized in that the created reservation schedule is managed so as to be an appropriate schedule.

The fifth means is a program reservation system,
The program reservation device according to any one of the first to fourth means is a serial bus system capable of transmitting video data or reservation data to one or more program reservation target devices. It is characterized by being connected via a dedicated bus system.

A sixth means is the fifth means, wherein a part or all of the means constituting the program reservation device is provided in the one or more program reservation devices. Features.

A seventh means is that in any one of the fifth means to the sixth means, the reservation schedule managing means extracts reservation data for each program reservation device from the reservation schedule. A reservation data extracting unit for transmitting the reservation completion data to the reservation schedule management unit after transmitting the reservation completion data to the reservation schedule management unit after the program reservation based on the transmitted reservation data; Means.

An eighth means is that, in the seventh means, when the reservation schedule management means determines that the broadcast time of the reserved program is to be extended or changed, the reservation schedule creation means changes the appropriately corrected reservation schedule. The reservation data extraction and transmission means extracts the reservation data of the program reservation device related to the corrected reservation schedule and transmits the reservation data to the program reservation device according to the appropriately corrected reservation schedule. Features.

[0014] A ninth means is any one of the fifth means to the eighth means, wherein the program reservation device comprises a program reservation means, and the reservation schedule management means comprises the program reservation means. When a program reservation is instructed from the provided program reservation device, the schedule creation means:
A reservation schedule incorporating the commanded program is created.

[0015] A tenth means is any one of the fifth means to the ninth means, wherein the reservation schedule management means needs to modify the reservation schedule by extending or changing the broadcast time of the reserved program. Is generated, the fact is displayed on the display means.

The eleventh means includes the fifth to tenth means.
In any one of the means, when the reservation schedule management means detects that the broadcast time of the reserved program has been extended or changed at the time of creating the reservation schedule, the reservation schedule creation means A reservation schedule is created to be a schedule.

The twelfth means includes the fifth to eleventh means.
In any one of the means, the reservation schedule management means, after recording the program in the program reservation device according to the reservation schedule modified by extending or changing the broadcast time of the reserved program, modify the recorded data before modification. An editing means for editing the program to be recorded in each of the program reservation devices according to a reservation schedule is provided.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First, a first embodiment of the present invention will be described with reference to FIG.

FIG. 1 is a block diagram showing a configuration of a program reservation device according to the present embodiment.

This apparatus is provided, for example, in a television receiver or the like, or is arranged together with various viewing and recording devices connected to a network.

In FIG. 1, reference numeral 11 denotes program designating means such as a remote controller, 12 denotes program reservation means, 13 denotes reservation storage means, 1
Reference numeral 4 denotes a reservation schedule creation unit, 15 denotes a reservation schedule management unit, 16 denotes an electronic program creation unit, and 17 denotes a display unit including a television monitor such as a television receiver.

Next, the operation of the program reservation device will be described.

First, when the user operates the program designating means 11 such as a remote controller to make a program reservation, the electronic program creating means 16 extracts the program information added to the television signal received by the television receiver or the like. Create an electronic program. The created electronic program guide is displayed on the display unit 17. The user selects and designates a desired program to be viewed or recorded from the displayed electronic program guide by the program designation means 11. When a program is designated, program reservation means 12
Means a reservation storage means 13 and a reservation schedule creation means 14
In response to this, information on the program (for example, genre information, channel, broadcast start time, broadcast end time, etc., hereinafter referred to as program information) is transmitted. Reservation storage means 13 stores the program information, and reserve schedule creation means 1
4 creates a reservation schedule using the program information stored in the reservation storage means 13 every time a program is reserved for viewing or recording by the program reservation means 12. The reservation schedule management unit 15 determines whether the reservation schedule created by the reservation schedule creation unit 14 is appropriate, and manages the reservation schedule so that it is always appropriate.

For example, the reservation schedule management means 15
Monitors the created reservation schedule for errors such as duplication, etc., and if an error occurs, notifies the user of the error. Or take measures such as canceling the reservation. The result is reflected on the reservation schedule creating means 14 and the reservation schedule is created again, and the reservation schedule management means 15 checks whether there is no problem with the created reservation schedule. If confirmed, the reservation is completed.

After the reservation, when the broadcast time of the reserved program arrives, the program is switched to the program reserved at that time or a few seconds before, or the user is notified that the reserved time has arrived,
Waiting for a user's instruction, or when the power of the television receiver is in a standby state, turning on the power of the television receiver and performing various kinds of reservation or viewing reservation such as displaying the reserved program. .

The electronic program guide display / non-display request is issued when the user selects and operates a remote control dedicated button or an item indicating display / non-display on the screen with the remote control.
When performing the same operation with the television receiver key,
If no operation is performed for a predetermined time after the display request, the display may be hidden.

In the case of recording reservation, the recording reservation device is built in the television receiver, or the display means 17 is provided in an external television receiver or the like.
A recording reservation device may be provided in R or the like.

In the above description, the case where the program reservation device is incorporated in the television receiver has been described as an example. However, each means exists independently, and it is connected by a dedicated line to reserve the program. It is also possible to form the device.

Further, the case has been described where the electronic program guide extracts program information added to the television signal, but this is transmitted using the vertical blanking period of the television signal as is well known. An electronic program guide created using service information (SI) information added to a transport stream in digital broadcasting, or downloaded from a homepage using FM multiplex broadcasting or the Internet. A thing may be used. Further, a medium recorded on a recording medium such as a floppy (registered trademark) disk, CD-ROM, or DVD may be used.

Next, a second embodiment of the present invention will be described with reference to FIGS.

FIG. 2 is a block diagram showing the configuration of the program reservation device according to this embodiment.

In the figure, reference numeral 18 denotes a ranking history data creating means, which will be described later, and the other configuration corresponds to the configuration of the same reference numeral shown in FIG.

FIG. 3 is a block diagram showing details of the structures of the electronic program guide creating means 16 and the ranking history data creating means 18.

In the figure, reference numeral 161 denotes an electronic program guide (Electronic Pr) transmitted as program information.
A program creation section of the electronic program creation means 16 for creating an electronic program guide based on an OPG (hereinafter referred to as EPG), 162 is a program guide storage section for storing the created electronic program guide, and 18 is a ranking history data creation means. , 181
Is an EPG acquisition unit that acquires the latest EPG, 182 is an EPG acquisition unit that acquires the EPG before update, and 183 is the latest EPG.
A program detection unit that compares the PG with the EPG before the update to detect a changed or extended program, 184 denotes a detected program storage unit that stores a detected program, 185 denotes a detected program data and rank classification history data already stored 186 is a rank division history data storage unit that stores the rank-divided history data based on the above.

FIGS. 4A and 4B are diagrams showing examples of the EPG acquired by the latest EPG acquisition section 181 and the updated EPG income section 182 shown in FIG. 3, respectively.

In these figures, the horizontal axis represents time 31 and the vertical axis represents channel 32. For example, the latest EPG is compared with the base EPG before change (330).
Is extended for 30 minutes and becomes baseball A (331). Due to the influence of baseball A (331), drama A (34)
0), drama C (350), and news E (360)
Are broadcast times changed (downwarded by 30 minutes) to become drama A (341), drama C (351), and news E (361).

FIG. 5 is a diagram showing an example of the ranking history data stored in the ranking history storage unit 186 shown in FIG.

As shown in the figure, this data includes the rank indicating the order of the highest frequency of program extension and change, genre, channel, broadcast start time, broadcast end time, program change content, program extension and change frequency. It is composed of the accumulated number of times and the like.

Next, the operation of the electronic program creating means 16 and the ranking processing section 18 shown in FIG. 3 will be described.

First, the electronic program creating means 17 creates an electronic program guide from the EPG transmitted as program information in the program creating section 161 and stores it in the program storage section 162. The stored electronic program guide can be output to the display means 17 as it is. On the other hand, the latest EPG shown in FIGS. 4A and 4B stored in the program table storage unit 162.
Then, the EPG before update is acquired, and the program detection unit 183 compares the two, and detects a program whose program is extended or changed. As a result of the detection, for example, baseball A (330), drama A (340), drama C (350), news E
Each detected program data of (360) is stored in the detected program storage unit 18.
4 is stored.

Next, in the ranking processing section 185, the ranking history data is converted based on the detected program data output from the detected program storage section 184 and the ranking history data stored in the ranking history storage section 186. Perform update processing. The updated ranking history data as shown in FIG. 5, for example, is stored in the ranking history data storage unit 186 again. The stored ranking history data is displayed on the display unit 17 or used for managing the reservation schedule by the reservation schedule management unit 15.

Here, the processing procedure of the ranking process in the ranking processing unit 185 will be described with reference to FIG.

First, in step 401, detected program data is read one by one from the detected program data storage unit 184. In step 402, the ranking history data is read from the ranking history data storage unit 186. In step 403, the read detected program data is compared with the ranking history data. At step 404, it is determined whether there is a matching program as a result of the comparison. If there is, at step 405, 1 is added to the numerical value of the program that has already been integrated. In step 407, it is determined whether or not the cumulative number of the program exceeds a predetermined number. If the number exceeds the predetermined number, the program is ranked higher by one rank as a program having a larger number of program changes. . If not, rank the same as before. In step 404, when there is no matching program, the program is ranked as the lowest rank (for example, D rank) and the program is newly added to the ranking history data shown in FIG. to add. The ranking history data updated in step 410 is stored in the ranking history data storage unit 186.
For example, baseball A (330) before update shown in FIG.
Corresponds to the list 501 of the ranking history data shown in FIG. 5, and is ranked A rank as the change prediction rank in the baseball A330. Similarly, drama A340
Corresponds to the list 504 of the ranking history data shown in FIG. 5, and is positioned in the B rank. The processing of steps 401 to 410 is performed for each detected program detected.

The ranking history data thus created and stored in the ranking history data storage unit 186 is displayed on the display means 17 by a user's remote control operation or the like, is referred to when a program is designated, and frequently changes the program. The higher-ranked program is designated and considered when the program is designated.
Alternatively, the ranking history data is automatically reflected in the management of the reservation schedule in the reservation schedule management means 15. For example, when a program that is positioned at a higher rank is included, the reservation schedule will be created with a margin in advance. To manage.

Next, a third embodiment of the present invention will be described with reference to FIGS.

FIG. 7 is a block diagram showing the configuration of the program reservation system according to this embodiment.

In the figure, 71 is VTRA, 75 is V
TRB 72 is a TV, 73 is, for example, a program reservation device corresponding to the program reservation device shown in FIG.
Is an infrared communication means, 77 is a dedicated bus system, 7
8a, 78b and 78c denote IEEE 139 in which information signals such as video and audio data are transmitted in isochronous communication packets and control signals are transmitted in asynchronous communication packets.
4 is a serial bus conforming to the standard.

It should be noted that here, VTRA 71 and VTR 75
The TV 72 and the HDD 74 each correspond to a program reservation device.

Next, recording reservation control by the program reservation device 73 will be described with reference to FIGS.

FIG. 8A is a diagram showing an example of a reservation schedule stored in the program reservation device 73. FIG. 8B is a diagram showing reservation data instructed by the program reservation device 73 to the VTRA 71. It is a figure showing an example of.

The program reservation device 73 sends the reservation number 60 to the VTRA 71 from the reservation schedule shown in FIG.
In order to make a recording reservation of No. 1, as shown in FIG.
Data 604 necessary for recording reservation is extracted. The extracted data 604 is converted into format data such as a binary code suitable for a bus system and transmitted to the VTRA 71 through the serial buses 78a and 78b. VTR71
Converts the received data 604 into its own reservation data and enters a reservation state. When the recording reservation is completed on the VTR 71,
A recording reservation completion signal is sent from the VTRA 71 to the serial bus 78.
a and 78b to the program reservation device 73, and the recording reservation is completed.

The reservation data extracting and transmitting means for extracting the reservation data from the reservation schedule and transmitting it to the corresponding VTR or the like is provided in the reservation schedule management means 15 shown in FIGS. Further, each unit configuring the program reservation device 73 may use a part of the configuration of the program reservation device such as a VTR or a TV.

Next, the recording reservation control by the program reservation device 73 when it is determined that there is a high possibility that the broadcast time of the reserved program is extended or changed will be described with reference to FIGS.
This will be described with reference to FIG.

Here, FIGS. 9 (a), 9 (b) and 9 (c)
FIG. 9 is a diagram showing an example of a reservation schedule before change, a reservation schedule when an error occurs due to a program extension or change, and a reservation schedule after correction stored in the program reservation device 73.

As shown in FIG. 9A, in the reservation schedule before the change, the reserved programs 1 (804) and 2 (805) are stored in the VTRA 71 on the bus system.
In B75, a reserved program 3 (806) is reserved for recording, and in the TV 72, a reserved program 4 (807) is reserved for viewing. Next, as shown in FIG. 9B, the program reservation device 73 determines that there is a possibility that the time of the reserved program 1 (804) may be extended, and an overlap period with the reserved program 2 (809). Assuming that (816) occurs, an error signal is output.
In the reservation schedule management means 15 shown in FIG.
As shown in (c), the reserved program 2 (809) is
The process of distributing from 71 to the VTRB 75 is performed, the error state is released, and a corrected appropriate reservation schedule is created.

Next, instead of making a reservation from the EPG of the program reservation device 73, the VTRA connected to the bus system
FIG. 2 shows a case of recording reservation by the remote controller 79 of FIG.
This will be described with reference to FIG.

Recording reservation for the VTRA 71 by the remote controller 79 is performed in the same manner as the well-known VTR reservation method. The recording is performed by inputting the date, channel, recording start time, recording end time and recording mode of the program to be recorded. . In this case, as described above, the recording reservation is made without specifying the program, and the recording reservation data is transmitted to the program reservation device 73 through the bus system. The reservation schedule management means 15 of the program reservation device 73 shown in FIG. 2 searches the EPG for which program the recording reservation data corresponds to. When the search identifies the program, the program reservation device 7
3 is included in the reservation schedule. in this case,
There is no need to provide the program reservation device 73 with a special EPG creation function or the like, so that it is possible to provide a comfortable program reservation device with reduced costs.

It is also possible to give priority to the reservation of a recording device for which recording reservation has been made. For example, in FIG. 8, the schedule of the reserved program 2 (805) is changed to the reserved program 2 (813), and the reservation is allocated to the recording device VTRB75 different from the recording device VTRA71 on the bus system originally intended by the user. At the time of reservation, the program reservation device 73 determines whether the user may change the schedule.
May be displayed on the display means, and the user's instruction may be waited for. If the user refuses, the user's instruction may be prioritized.

In the description so far, the reservation schedule is created by estimating the extension or change of the broadcast time of the program. However, the possibility of extending, changing, or canceling the broadcast time of the program is announced by the program attached information. In this case, this may be prioritized.

Although the recording device is a VTR or HDD, it goes without saying that a recording device such as a DVD-R or D-VHS may be used.

[0061]

According to the first aspect of the present invention, it becomes possible to reserve a program, create a reservation schedule, and appropriately manage the created reservation schedule.

According to the invention described in claim 2 of the present application, it is possible to store or display detected program data by detecting a program whose broadcast time has been extended or changed.

According to the invention described in claim 3 of the present application, it is possible to predict the possibility that the broadcast time will be extended or changed using the program data, and rank and display the possibility. .

According to the invention described in claim 4 of the present application, it is possible to secure an appropriate reservation schedule based on the ranking history information.

According to the invention described in claim 5 of the present application, by connecting a program reservation device and a plurality of program reservation devices by a serial bus or a dedicated bus system, one program reservation device can be used to connect a plurality of program reservation devices. You can manage the reservation schedule.

According to the invention described in claim 6 of the present application, a program reservation device can be constituted by one or a plurality of program reservation devices, so that each device can be used efficiently.

According to the invention described in claim 7 of the present application, the reservation of each program reservation device can be reliably performed.

According to the invention described in claim 8 of the present application, when it is predicted that the broadcast time of the reserved program is extended or changed, the reservation schedule is corrected, and each broadcast schedule is corrected according to the corrected appropriate reservation schedule. Since the program is reserved in the program reservation device, it is possible to reliably record the program.

According to the ninth aspect of the present invention, the reservation data from the program reservation device connected to the bus system can be acquired by the program reservation device and incorporated into the reservation schedule. It is possible to manage the reservation schedules of all the program reservation devices.

According to the tenth aspect of the present invention, when an inconvenience occurs in the schedule intended by the user at the time of reservation, the user's instruction can be prioritized.

According to the eleventh aspect of the present invention, it is possible to automatically change an incorrect reservation schedule to an appropriate reservation schedule by unexpectedly extending or changing the broadcast time.

According to the twelfth aspect of the present invention, the recording in the program reservation device performed by the change of the reservation schedule is re-edited, and the recording is performed on each of the program reservation devices according to the reservation schedule before the change. Recording can be performed in the program reservation device according to the reservation schedule order before the change.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a configuration of a program reservation device according to a first embodiment.

FIG. 2 is a block diagram illustrating a configuration of a program reservation device according to a second embodiment.

FIG. 3 is a block diagram showing details of configurations of an electronic program guide creating means 16 and a ranking history data creating means 18 shown in FIG. 2;

4 is a diagram illustrating an example of an EPG acquired by a latest EPG acquisition unit 181 and an updated EPG income unit 182 illustrated in FIG.

FIG. 5 is a diagram illustrating an example of ranking history data stored in a ranking history storage unit 186 illustrated in FIG. 3;

FIG. 6 is a flowchart illustrating a processing procedure of a rank classification process in a rank classification processing unit 185 illustrated in FIG. 3;

FIG. 7 is a block diagram illustrating a configuration of a program reservation system according to a third embodiment.

FIG. 8 shows a reservation schedule stored in a program reservation device 73 shown in FIG.
FIG. 9 is a diagram illustrating an example of reservation data instructed to the RA 71.

9 is a diagram showing an example of a reservation schedule before change, a reservation schedule when an error occurs due to a program extension or change, and a reservation schedule after correction, which are stored in the program reservation device 73 shown in FIG. .

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 11 Program designation means 12 Program reservation means 13 Reservation storage means 14 Reservation schedule creation means 15 Reservation schedule management means 16 Electronic program guide creation means 161 Program creation section 162 Program table storage section 17 Display means 18 Reservation schedule management means 181 Latest EPG acquisition section 182 Pre-update EPG acquisition unit 183 Program detection unit 184 Detected program storage unit 185 Rank division processing unit 186 Rank division history storage unit 71 VTRA 72 TV 73 Program reservation device 74 HDD (hard disk) 75 VTRB 76 Infrared 77 Special bus system 78a, 78b , 78c IEEE1394-compliant serial bus

Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (Reference) H04N 5/765 H04N 5/781 510L 5D102 5/781 5/782 Z 5/7826 7/08 A 7/025 7/03 7/035 F term (reference) 5C018 HA08 5C025 CA09 CB05 CB06 CB08 CB09 DA05 5C052 AA01 AB02 CC01 DD04 5C056 AA05 BA01 BA08 DA08 EA06 EA09 5C063 DA03 EB32 EB33 5D102 AA01 GA41 GA62 GA65 GA96

Claims (12)

[Claims] An electronic program guide creating means for creating an electronic program guide; a display means for displaying the electronic program guide; and a viewing / recording reservation by designating a desired program from the displayed electronic program guide. Program reservation means, reservation schedule creation means for creating a reservation schedule from the reserved programs, and reservation schedule management means for managing the created reservation schedule to be an appropriate reservation schedule. Characteristic program reservation device. 2. The program reservation device according to claim 1, wherein the electronic program guide is monitored at regular time intervals to detect an extended or changed program, and A program reservation device, comprising: changed program information storage means for storing the contents of the program; and displaying the changed program information on the display means. 3. The program reservation device according to claim 1, wherein the changed program information stored in the changed program information storage means and the rank classification history information ranked in the program change frequency order. And a ranking history information creating unit that updates the ranking history information based on the ranking history information, and wherein the ranking history information is displayed on the display unit. 4. The program reservation device according to claim 3, wherein the reservation schedule management unit determines that a reservation schedule created based on the ranking history information stored in the ranking history information unit is appropriate. A program reservation device, which is managed so as to become a schedule. 5. The program reservation device according to claim 1, wherein video data and reservation data can be transmitted to one or more program reservation devices. A program reservation system connected via a serial bus system or a dedicated bus system. 6. The program reservation system according to claim 5, wherein a part or all of the units configuring the program reservation device are provided in the one or more program reservation devices. A program reservation system characterized by the following. 7. The program reservation system according to claim 5, wherein the reservation schedule management means extracts reservation data for each program reservation device from the reservation schedule and applies the corresponding program reservation device. And a reservation completion extracting means for transmitting reservation completion data to the reservation schedule management means after the program reservation based on the transmitted reservation data. A program reservation system characterized in that: 8. The program reservation system according to claim 7, wherein when the reservation schedule management means determines that the broadcast time of the reservation program is extended or changed, the reservation schedule creation means corrects the appropriately corrected reservation. A schedule is created, and the reservation data extraction and transmission unit extracts reservation data of the program reservation device related to the modified reservation schedule and transmits the reservation data to the program reservation device according to the appropriately modified reservation schedule. A program reservation system characterized by the following. 9. The program reservation system according to claim 5, wherein the program reservation device includes a program reservation unit, and the reservation schedule management unit includes the program reservation unit. When a program reservation is instructed from a program reservation apparatus having a program reservation, the schedule creating means creates a reservation schedule incorporating the instructed program. 10. The method according to claim 5, wherein:
In the program reservation system according to one of the claims, the reservation schedule management means, when the broadcast time of the reserved program is extended or changed, when the reservation schedule needs to be modified, displays the fact on the display means. A program reservation system characterized by the following. 11. The program reservation system according to claim 5, wherein the reservation schedule management means extends or changes the broadcast time of the reserved program when creating the reservation schedule. When detecting that the reservation schedule has been made, the reservation schedule creation means creates a reservation schedule so that an appropriate reservation schedule is obtained. 12. The program reservation system according to any one of claims 5 to 11, wherein the reservation schedule management means is arranged in accordance with a reservation schedule modified by extending or changing a broadcast time of a reserved program. A program reservation system, comprising editing means for editing recorded data according to a reservation schedule before correction after recording a program in the program reservation device so as to be recorded in each of the program reservation devices.