JP2003316685A - Method and program for managing data distribution, method and program for managing data reproduction, and reproduction terminal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a data distribution managing method for enabling a user to watch and listen to images and sound based on data belonging to the user at different places, and to provide a data reproduction managing method, a data distribution management program, a data reproduction management program and a reproduction terminal. <P>SOLUTION: A management computer 21 extracts a distribution terminal identifier of a terminal information storage part 22 in response to a music transmission request from an on-vehicle terminal 32, and extracts music information from a music list storage part 23. When no transmission flag is recorded, the management computer 21 records a transmission flag and transmits the music identifier of the music to a personal computer 31 specified by the distribution terminal identifier. The personal computer 31 extracts a music file on the basis of the music identifier and transmits the music file to the management computer 21. The management computer 21 sequentially distributes music in a stream to the on-vehicle terminal 32 on the basis of the music file. The on-vehicle terminal 32 temporarily stores the data of the music and reproduces the music. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a data distribution management method, a data reproduction management method, a data distribution management program, a data reproduction management program, and a reproduction terminal that enable viewing of images or music through communication.

[0002]

2. Description of the Related Art Conventionally, when an image or music such as a CD purchased by a user is viewed at different places such as a house, a car, or the outdoors, the user carries a medium such as a CD or a medium suitable for each playback device. It is used by copying it to.

[0003]

However, it is troublesome for the user to carry a medium such as a CD each time he or she views it at different places such as a house, a car, and the outdoors. Further, for example, in the case of a CD, the user needs to replace the CD each time when listening to a music piece stored in a different CD. Furthermore, the C
If you leave D in the car, you will not be able to listen to the music on that CD at home. In addition, copying to a medium (CD, MD, cassette tape, HDD, IC memory, etc.) suitable for each playback device and editing music according to each scene are also troublesome for the user. is there.

On the other hand, if the user can view an image or music by using data that is not legally obtained, the author or performer of the image or music, the manufacturing and sales company of the CD, etc. will be damaged. There are also copyright issues. Therefore, it is desirable for each user to be able to view only the images or music from a legally acquired CD or the like at different places such as the house, the inside of the car, and the outdoors, and to reduce the trouble at that time.

The present invention has been made to solve the above problems, and an object thereof is a data distribution management method in which the user can view an image or music based on the data belonging to the user at different places, Data playback management method,
It is to provide a data distribution management program, a data reproduction management program, and a reproduction terminal.

[0006]

In order to solve the above-mentioned problems, the invention according to claim 1 provides an image or music data storage means for storing image or music data, the image or music data storage means and the Terminal information storage means that stores a plurality of reproduction terminals that reproduce images or music in association with each other; distribution recording means that records whether the image or music data is distributed to any of the plurality of reproduction terminals; and ,
A data distribution management method for managing distribution of the image or music data to the playback terminal using a management computer managing these, wherein the management computer distributes the image or music data from the playback terminal. Receiving the request, specifying the image or music data storage means corresponding to the reproduction terminal according to the association stored in the terminal information storage means, and the image or music according to the recording of the distribution recording means. Determining whether data is distributed to any of the plurality of reproduction terminals, and if the image or music data is not distributed, the image or music data is transmitted to the reproduction terminal that has transmitted the distribution request. The main point is to have a stage for delivering.

According to a second aspect of the present invention, a distribution terminal provided with an image or music data storage means for storing image or music data, and the distribution terminal and a plurality of reproduction terminals for reproducing the image or music are associated with each other. Terminal information storage means stored as, a distribution recording means for recording whether or not the image or music data is distributed to any of the plurality of reproduction terminals,
And using a management computer that manages these,
A data distribution management method for managing distribution of the image or music data to the reproduction terminal, wherein the management computer receives a distribution request of the image or music data from the reproduction terminal, and stores the terminal information. A step of identifying the distribution terminal corresponding to the reproduction terminal according to the association stored in the means, and the image or music data being distributed to any of the plurality of reproduction terminals according to the recording of the distribution recording means. Determining whether or not, and if the image or music data is not distributed, the image or music data is fetched from the distribution terminal and the image or music data is distributed to the playback terminal that has transmitted the distribution request. The point is to have the steps and.

According to a third aspect of the present invention, a distribution terminal provided with an image or music data storage means for storing image or music data, and the distribution terminal and a plurality of reproduction terminals for reproducing the image or music are associated with each other. Terminal information storage means stored as, a distribution recording means for recording whether or not the image or music data is distributed to any of the plurality of reproduction terminals,
And using a management computer that manages these,
A data distribution management method for managing distribution of the image or music data to the reproduction terminal, wherein the management computer receives a distribution request of the image or music data from the reproduction terminal, and stores the terminal information. A step of identifying the distribution terminal corresponding to the reproduction terminal according to the association stored in the means, and the image or music data being distributed to any of the plurality of reproduction terminals according to the recording of the distribution recording means. And a step of determining whether or not the image or music data has not been distributed, transmitting a request for transmitting the image or music data to the reproduction terminal that has transmitted the distribution request to the distribution terminal, and the distribution terminal To distribute the image or music data to the reproduction terminal that has transmitted the distribution request from the above.

According to a fourth aspect of the present invention, in the data distribution management method according to any one of the first to third aspects, the step of distributing the image or music data to the reproduction terminal is performed by the reproduction terminal. Before the image or music is played back, the step of transmitting all the data of the image or music to be played back on the playback terminal to the playback terminal, and the fact that the image or music is delivered to the delivery recording means. And a step of recording, wherein the management computer receives a notification from the playback terminal that the image or music data recorded in the playback terminal has been deleted, and notifies that the image or music has not been delivered. The gist is that it further comprises a step of recording in the distribution recording means.

According to a fifth aspect of the present invention, in the data distribution management method according to any one of the first to third aspects, the step of distributing the image or music data to the reproduction terminal is performed by the reproduction terminal. The main point is to stream the image or music data.

According to a sixth aspect of the present invention, in the data distribution management method according to any one of the first to fifth aspects, the step of distributing to the reproduction terminal is a distribution destination of each image or music data. The gist of the present invention is to specify the reproduction terminal to which the image or music data is to be distributed, based on the specification of the reproduction terminal stored in the distribution destination storage means that specifies and stores one or more reproduction terminals.

According to a seventh aspect of the present invention, an image or music data storage means for storing image or music data and a terminal information storage means for storing a plurality of reproduction terminals for reproducing the image or music in association with each other, Distribution recording means for recording whether or not image or music data is distributed to any of the reproduction terminals, and reproduction of the image or music by the image or music data distributed by using a management computer managing these. And a step of transmitting a distribution request of the image or music data to the management computer, and receiving and recording the image or music data based on the distribution request. A step of reproducing an image or music based on the recorded image or music data, and deleting the recorded image or music data A method that is summarized in that a notification of deleting the image or music data the recording and a step of transmitting to said management computer.

According to an eighth aspect of the present invention, an image or music data storage means for storing image or music data, the image or music data storage means and a plurality of reproduction terminals for reproducing the image or music are stored in association with each other. Terminal information storage means, distribution recording means for recording whether or not the image or music data is distributed to any of the plurality of reproduction terminals,
And a data distribution management program for managing the distribution of the image or music data to the playback terminal using a management computer that manages these, wherein the management computer controls the image or the image from the playback terminal. Upon receiving a distribution request for music data, according to the association stored in the terminal information storage means, specifying means for specifying the image or music data storage means corresponding to the reproduction terminal, according to the recording of the distribution recording means, Judgment means for judging whether the image or music data is distributed to any of the plurality of reproduction terminals, and, if the image or music data is not distributed, the distribution request for the image or music data. The gist is to make it function as a distribution means for distributing to the reproduction terminal that has transmitted.

According to a ninth aspect of the present invention, a distribution terminal having an image or music data storage unit for storing image or music data, and the distribution terminal and a plurality of reproduction terminals for reproducing the image or music are associated with each other. Terminal information storage means stored as, a distribution recording means for recording whether or not the image or music data is distributed to any of the plurality of reproduction terminals,
And using a management computer that manages these,
A data distribution management program for managing distribution of the image or music data to the reproduction terminal, wherein the management computer receives the distribution request of the image or music data from the reproduction terminal, Identification means for identifying the distribution terminal corresponding to the reproduction terminal according to the association stored in the information storage means, and distribution of the image or music data to any of the plurality of reproduction terminals according to the recording by the distribution recording means. Determination means for determining whether or not the image or music data is not distributed, and when the image or music data is not distributed, the image or music data is taken in from the distribution terminal, and the image or music data is transmitted to the distribution request. The gist is to make it function as a capture distribution means for distribution to the reproduction terminal.

According to a tenth aspect of the present invention, a distribution terminal provided with an image or music data storage means for storing image or music data, and the distribution terminal and a plurality of reproduction terminals for reproducing the image or music are associated with each other. Using the terminal information storage means stored as described above, the delivery recording means for recording whether or not the image or music data is delivered to any of the plurality of playback terminals, and a management computer for managing these, A data distribution management program for managing distribution of the image or music data to a reproduction terminal, wherein the management computer receives the distribution request of the image or music data from the reproduction terminal, and outputs the terminal information. According to the association stored in the storage means, a specifying means for specifying the distribution terminal corresponding to the reproduction terminal, and a recording by the distribution recording means. Determining means for determining whether or not the image or music data is distributed to any of the plurality of reproduction terminals, and when the image or music data is not distributed, the distribution request is sent to the distribution terminal. It is characterized in that a transmission request of the image or music data is transmitted to the transmitted reproduction terminal, and the distribution terminal is caused to function as distribution request means for distributing the image or music data to the reproduction terminal that transmitted the distribution request. .

The invention according to claim 11 is the invention according to claims 8 to 1.
In the data distribution management program according to any one of 0, before the distribution means reproduces an image or music on the reproduction terminal, all the data of the image or music reproduced on the reproduction terminal is recorded. The management computer further functions as means for transmitting to the reproduction terminal and means for recording in the distribution recording means that the image or music is distributed, and the management computer further stores the image or music recorded in the reproduction terminal. The gist is to function as a deletion notification recording unit that receives a notification that data has been deleted from the reproduction terminal and records that the image or music is not distributed in the distribution recording unit.

The invention according to claim 12 is the invention according to claims 8 to 1.
In the data distribution management program described in any one of 0, it is a gist to make the distribution unit function as a unit that stream-distributes the image or music data to the reproduction terminal.

The invention described in claim 13 is the invention according to claims 8 to 1.
In the data distribution management program described in any one of 2, the distribution means is stored in a distribution destination storage means that specifies and stores one or a plurality of reproduction terminals that are distribution destinations of the respective image or music data. Based on the specification of the reproduction terminal, the function of the reproduction terminal to distribute the image or music data is specified.

According to a fourteenth aspect of the present invention, an image or music data storage means for storing image or music data and a terminal information storage means for storing a plurality of reproduction terminals for reproducing the image or music in association with each other, Distribution recording means for recording whether or not image or music data is distributed to any of the reproduction terminals, and reproduction of the image or music by the image or music data distributed by using a management computer managing these. Is a data reproduction management program for managing the reproduction terminal, the reproduction terminal transmits a distribution request of the image or music data to the management computer, and receives the image or music data based on the distribution request. And recording means for recording and reproducing the image or music based on the recorded image or music data. Deletion means for deleting the image or music data and the recording, and is summarized in that to function as deletion notification means for transmitting a notification of deleting the image or music data and the recording to the management computer.

According to a fifteenth aspect of the present invention, image or music data storage means for storing image or music data and terminal information storage means for storing a plurality of reproduction terminals for reproducing the image or music in association with each other, Distribution recording means for recording whether or not the image or music data is distributed to any of the terminals, and reproducing the image or music based on the image or music data distributed by using a management computer managing them. A reproduction terminal, a distribution request transmitting means for transmitting a distribution request for the image or music data to the management computer, a reception recording means for receiving and recording the image or music data based on the distribution request, and the recording Image music reproducing means for reproducing an image or music based on the recorded image or music data, and deleting the recorded image or music data. And deleting means, and summarized in that the notification of deleting the image or music data the recording and a deletion notification unit which transmits to the management computer.

[0021]

BEST MODE FOR CARRYING OUT THE INVENTION (First Embodiment) A first embodiment of the present invention will be described below with reference to FIGS. In the present embodiment, as a data distribution management method and a data distribution management program for managing data distribution of music files when listening to music on the personal computer or another terminal based on the music files stored in the personal computer of the user's home. explain.

As shown in FIG. 1, the business operator system 20
Is connected to a personal computer (hereinafter, simply referred to as a personal computer) 31, an in-vehicle terminal 32, and a mobile terminal 33 via a network 30.

The personal computer 31 is installed in the user's home and has a music file storage section 35 as a storage means for storing image or music data. The music file storage unit 35 stores the music file 350 obtained by the user, as shown in FIG. Further, the personal computer 31 is used, for example, when designating a terminal for reproducing music based on the music file 350 on the web page provided by the business entity system 20. Further, the personal computer 31 is used when reproducing music through the business entity system 20 based on the music file 350. Therefore, the personal computer 31 inputs data, transmits / receives data to / from the business operator system 20, displays data, and reproduces music.
For this reason, the personal computer 31 has a control means (CP
U), storage means (RAM, ROM, hard disk, etc.), communication means, display means (for example, monitor), input means (for example, keyboard and mouse), and music playback means. Since the personal computer 31 accepts access to the music file 350 stored in the music file storage unit 35, the personal computer 31 is always turned on even when the user is not at home.

The in-vehicle terminal 32 is a car audio mounted on an automobile on which the user rides. Mobile terminal 33
Is a PDA (Personal D) that the user carries and uses.
igital Assistant). The in-vehicle terminal 32 and the mobile terminal 33 are used when playing music through the business entity system 20 based on the music file 350 stored in the music file storage unit 35 of the personal computer 31. That is, when the vehicle-mounted terminal 32 and the mobile terminal 33 accept the input of the music distribution and reproduction request, the business system 20
A music data transmission request is made to, and the transmitted music data is received to play music. For this reason, the in-vehicle terminal 32 and the mobile terminal 33 use the data input and the business operator system 20.
Send and receive data to and from, display data, and play music. Therefore, the in-vehicle terminal 32 and the mobile terminal 33
Is a control means (CPU), a storage means (RA
M, ROM, hard disk, etc.), communication means, display means, input means, and music playback means.

The business system 20 comprises a management computer 21. The management computer 21 is a computer having a control unit (CPU), a storage unit (RAM, ROM, hard disk, etc.), a communication unit, etc., which are not shown. The management computer 21 manages the transmission of music data to the personal computer 31, the vehicle-mounted terminal 32, and the mobile terminal 33 by executing the data distribution management program. The data delivery management program is composed of various programs, and by executing these various programs, data transmission / reception, data processing described later, and the like are performed. That is, in the present embodiment, the management computer 21 functions as a specifying unit, a determining unit, a distributing unit, a fetching distributing unit, and the like.

The management computer 21 includes a terminal information storage section 22 as terminal information storage means, and a music list storage section 23 as distribution destination storage means and distribution recording means.
Each is connected.

As shown in FIG. 3, the terminal information storage unit 22 stores terminal information 220 for each distribution terminal, that is, for each user. In this embodiment, the terminal information 220 is
The distribution terminal identifier a1, the reproduction terminal identifier (1) a2, the reproduction terminal identifier (2) a3 ... The distribution terminal identifier a1 is an identifier for identifying the distribution terminal including the music file storage unit 35, and is a fixed IP address of the distribution terminal in the present embodiment. In this embodiment, the distribution terminal is the personal computer 31 of the user's home. In the present embodiment, the personal computer 31 further plays music as a playback terminal. Playback terminal identifier (1) a2,
The reproduction terminal identifier (2) a3 ... Is an identifier for identifying a reproduction terminal as a reproduction terminal that receives music data and reproduces music, and is a fixed IP address of each reproduction terminal in the present embodiment. . In addition, in the present embodiment, the reproduction terminals are the in-vehicle terminal 32 and the mobile terminal 33. The terminal information 220 is stored when the user has registered the distribution terminal and the reproduction terminal on the web page provided by the business entity system 20.

As shown in FIG. 4, the music list storage unit 23 stores music list information 230 for each distribution terminal, that is, for each user. In the present embodiment, the music list information 230 includes the distribution terminal identifier a1 and the music information (1 ...
n) b1. And music information (1
... n) b1 is a music identifier b2 and a selection terminal b, respectively.
3 and a transmission flag b4. The distribution terminal identifier a1 is an identifier for identifying the distribution terminal. The music information (1 ... n) b1 corresponds to the music file 350, respectively. The music identifier b2 is an identifier for identifying a music, and is the file name of the music file 350 in this embodiment. The selected terminal b3 indicates a terminal which reproduces the music, and corresponding to the distribution terminal identifier a1 and the reproduction terminal identifiers a2, a3 ... Of the terminal information 220, the terminal numbers 1, 2, 3 ... Are set. If the same song is selected on multiple terminals, the selected terminal b
3, a plurality of terminal numbers are recorded. Transmission flag b
4 indicates whether or not the music is currently being provided to any terminal that reproduces the music, and when provided, a flag is set. This song list information 230
Is stored in the case where the user registers the music to be listened to using this system on the web page provided by the business operator system 20 and the terminal to play the music.

Next, in the system configured as described above, a processing procedure in the case of reproducing music by the vehicle-mounted terminal 32 via the management computer 21 based on the music file 350 of the personal computer 31 will be described with reference to FIGS. Will be explained. First, a terminal used when the user accesses the management computer 21 from the personal computer 31 to listen to music,
A processing procedure for registering the music to be played on each terminal will be described with reference to FIG.

As shown in FIG. 5, first, the user uses the personal computer 31 to send an access request to the management computer 21 (S1-1). Upon receiving this, the management computer 21 transmits to the personal computer 31 terminal information input screen display data for displaying a terminal information input screen for inputting information of the personal computer 31 storing the music file 350 and the terminal for reproducing music. (S1-2).

When the terminal information input screen display data is received, the display screen 40 shown in FIG. 7 is output to the personal computer 31. On the display screen 40, use check boxes 41,
A terminal type selection radio button 42 and a terminal identifier input box 43 are displayed, and an OK button 44 is displayed.
Is displayed. The use check box 41 is input for each terminal when the terminal type selection radio button 42 and the terminal identifier input box 43 are input for the terminal to be used. The terminal type selection radio button 42 is selected for the place where the terminal is used. Here, "home" is selected for the personal computer 31 used at the user's home. For the vehicle-mounted terminal 32, “car” is selected. For the mobile terminal 33, “mobile terminal” is selected. The terminal identifier of each terminal is input to the terminal identifier input box 43. The personal computer 31 having the music file storage unit 35 is input as a distribution terminal. The in-vehicle terminal 32 and the mobile terminal 33 are respectively playback terminals #
It is input as 1, # 2. Here, the personal computer 31 as the distribution terminal, the vehicle-mounted terminal 32 as the reproduction terminal # 1, and the mobile terminal 33 as the reproduction terminal # 2 are input. When each item is input and the OK button 44 is clicked, the personal computer 31 accepts the input (S1-3). Then, the personal computer 31 transmits the terminal information data having the terminal type and the terminal identifier to the management computer 21 (S1-4).

Upon receiving this, the management computer 21
Records the terminal information 220 in the terminal information storage unit 22 based on the terminal information data (S1-5). Specifically, the management computer 21 stores the distribution terminal identifier a1, the reproduction terminal identifier (1) a2, and the reproduction terminal identifier (2) a3 in the terminal information storage unit 22 based on the terminal identifiers a1 to a3 of the terminal information data. Record. Further, the management computer 21 stores the terminal type and the terminal identifiers a1 to a3 for each terminal in the terminal type storage unit (not shown) based on the terminal information data.

Next, the management computer 21 transmits the music list input screen display data for displaying the music list input screen for inputting the music listened to by the user to the personal computer 31 (S1-6). When the music list input screen display data is received, the display screen 50 shown in FIG. 8 is output to the personal computer 31. On this display screen 50,
A title input box 51, a file designation box 52, and a reference button 53 are displayed for each song, and further, OK
Button 54 is displayed. Title input box 5
In 1, the title of the song is input. The file specification box 52 is referred to by clicking the reference button 53, and is selected to select the music file 350.
Is specified.

Regarding the music listened to by the user, the personal computer 31 stores the music file 350 of the music in advance in the music file storage section 35 (S1-7). Specifically, the user creates a predetermined folder in the storage means included in the personal computer 31, and puts the music file 350 owned by the user in the folder. Then, when the browse button 53 is clicked, the music files 350 in the predetermined folder are displayed, and the music file 350 designated by the file designation box 52 can be selected from among them.

Then, when the user inputs the title of the music and specifies the music file 350 on the display screen 50 and clicks the OK button 54, the personal computer 31
Accepts the input (S1-8). Then, the personal computer 31 transmits the music list data having the distribution terminal identifier a1 and the music title and designation of the music file 350 for each music to the management computer 21 (S1-9).

Upon receiving this, the management computer 21
Is music list information 2 based on the music list data.
30 is recorded (S1-10). Specifically, the management computer 21 uses the distribution terminal identifier a1 and the song identifier b2.
And are recorded in the music list storage unit 23. Furthermore, the management computer 21 determines, based on the music list data,
The title of the song and the song identifier b2 are stored in a song name storage unit (not shown).

Next, the management computer 21 transmits the music selection screen display data for displaying the music selection screen for selecting the music to be reproduced for each reproduction terminal to the personal computer 31 (S1-11). When the music selection screen display data is received, the display screen 60 shown in FIG. 9 is output to the personal computer 31. On this display screen 60, titles 6 for each song are displayed.
Terminal selection boxes 62 for 1 and "house", "car", "mobile terminal" are displayed, and further, an OK button 6
3 is displayed. The title is the title of the music corresponding to the music identifier b2 stored in the music name storage unit. The displays of “house”, “car”, and “portable terminal” correspond to the terminal types stored in the terminal type storage unit. That is, “house” indicates the personal computer 31. “Vehicle” indicates the vehicle-mounted terminal 32. “Mobile terminal” indicates the mobile terminal 33.
Then, the terminal selection box 6 for each terminal for each song
2 is displayed respectively. Then, a terminal for reproducing the music is selected in the terminal selection box 62 for each music. It should be noted that a plurality of terminals can be selected for each music piece. For example, the terminal selection box 62 for “house” and “portable terminal” is selected for a song whose title 61 is “white ...”. Here, when a terminal is selected in the terminal selection box 62 for each music and the OK button 63 is clicked, the personal computer 31
Accepts an input for selecting a playback terminal (S1-1)
2). Then, the personal computer 31 uses the distribution terminal identifier a1.
And the music selection data having the music identifier b2 and the selection terminal b3 for each music are transmitted to the management computer 21 (S1-13).

Upon receiving this, the management computer 21
Records the music selection for each terminal based on the music selection data (S1-14). Specifically, the management computer 21 extracts the music list information 230 by the distribution terminal identifier a1 and records the selection terminal b3 corresponding to each music identifier b2 based on the selection terminal b3 of the music selection data.

Next, a processing procedure for reproducing a music piece based on the music file 350 on the in-vehicle terminal 32 will be described with reference to FIG. As shown in FIG. 6, the vehicle-mounted terminal 32 first transmits the music transmission request data having the terminal identifier of the vehicle-mounted terminal 32 to the management computer 21 (S2-1). Upon receiving this, the management computer 21 searches the terminal information storage unit 22 based on the terminal identifier in the music transmission request data. Specifically, the management computer 21 uses the terminal identifier in the music transmission request data to determine the terminal information 220.
Distribution terminal identifier a1 and reproduction terminal identifiers a2, a3 ...
, And the distribution terminal identifier a of the corresponding terminal information 220
1 is extracted (S2-2). At this time, the management computer 21 determines the terminal number depending on whether the terminal identifier in the music transmission request data is the distribution terminal identifier a1 or the reproduction terminal identifiers a2, a3 ... In the terminal information 220 of the distribution terminal identifier a1. get. Next, the management computer 21 extracts the music list information 230 with the distribution terminal identifier a1 (S2-3). Then, the management computer 21 identifies the music piece of the transmission request by the music piece identifier b2 of the music piece information b1 whose terminal number corresponding to the terminal identifier in the music piece transmission request data is included in the selected terminal b3 (S2-4).

Next, the management computer 21 determines whether or not the specified music piece is being transmitted (S2-5).
Specifically, when the transmission flag b4 is recorded for any of the extracted music information b1 (YES in S2-5), the management computer 21 determines that the transmission is in progress, and transmits the transmission disable notification data to the vehicle. Send to terminal 32 (S
2-6). When the in-vehicle terminal 32 receives this, the fact that the transmission is impossible is displayed on the display means.

On the other hand, when the music is not being transmitted (S2-5
In the case of NO), the management computer 21 records the fact that the transmission is being performed by recording the transmission flag b4 in the extracted music information b1 (S2-7). Next, the management computer 21 specifies the personal computer 31 by the extracted distribution terminal identifier a1 and transmits the music transmission request data having the music identifier b2 of the specified music to the personal computer 31 (S2-8). When a plurality of music pieces are specified, this music piece transmission request data has the music piece identifiers b2 for all the music pieces.

Upon receiving this, the personal computer 31 extracts the music file 350 based on the music identifier b2 of the music transmission request data (S2-9). Then, the personal computer 31 transmits the extracted music file 350 to the management computer 21 (S2-10). Upon receiving this, the management computer 21 receives the music file 350.
Is stored (S2-11). Then, the management computer 21 sequentially streams the music to the vehicle-mounted terminal 32 based on the music file 350 stored in the management computer 21 (S2-13). That is, the management computer 21 functions as a stream distribution server. The vehicle-mounted terminal 32 temporarily stores the stream-delivered music data and reproduces the music (S2-13).

On the other hand, to stop the music, the user inputs a stop request at the vehicle-mounted terminal 32. In response to this, the vehicle-mounted terminal 32 transmits the stop request data to the management computer 21 (S2-14).

Upon receiving this, the management computer 21
Is a music file 35 stored in the management computer 21.
0 is deleted (S2-15). Then, the management computer 21 records that the provision of the music is stopped by deleting the transmission flag b4 of the target music information b1 (S2-16).

Although the case where the music is reproduced on the in-vehicle terminal 32 has been described here, the same process is performed when the music is reproduced on the portable terminal 33. On the other hand, PC 31
When the music is reproduced in step S2-1, the processes in steps S2-1 to S2-7 are performed in the same manner as in the above case. And step S2
In -5, if it is not being transmitted (NO in S2-5), the management computer 21 transmits the data notifying that the music can be reproduced to the personal computer 31. Upon receiving this, the personal computer 31 plays the music. Then, when the request for stopping the reproduction of the music is input, the personal computer 31 stops the reproduction of the music and transmits the data notifying the management computer 21 that the music has been stopped. Upon receiving this, the management computer 21 records that the reproduction of the music is stopped by deleting the transmission flag b4 of the target music information b1 (S2-1).
6).

In this way, no matter whether the personal computer 31, the vehicle-mounted terminal 32, or the mobile terminal 33 is used, the user
Music can be listened to based on the music file 350 stored in the music file storage unit 35 of the personal computer 31. Then, when any of the music pieces selected to be reproduced on each terminal is being transmitted, the music piece is controlled so that the music piece cannot be heard.

As described above, according to this embodiment, the following effects can be obtained. (1) In the above embodiment, the music file 350 is stored in the music file storage unit 35 of the personal computer 31, and the music is reproduced on each terminal based on the music file 350. Therefore, when the user listens to the music at different places such as at home, in the car, and outdoors, the user can listen to the music of the music file 350 owned by the user without carrying a medium such as a CD. Further, since the received music is reproduced, it is possible to eliminate the trouble of replacing the medium such as a CD.

(2) In the above embodiment, the music to be reproduced on each terminal is specified for each terminal. Therefore, if the user
If you want to listen to different songs in different places such as inside the car and outdoors,
It suffices to specify the terminal to be played back, and it is not necessary to edit the music independently for each place.

(3) In the above embodiment, the music file 350 is stored in the music file storage unit 35 of the personal computer 31. Therefore, even if each user owns a large number of music files 350, they are stored in the personal computer 31 of each user. Therefore, the storage means of the business entity system 20 does not need to store a large amount of music files 350, and does not require a large storage capacity.

(4) In the above embodiment, the transmission flag b4 is set when the music is distributed. On the other hand, the transmission flag b4
If is set, the music is not delivered. For this reason,
It is possible to prevent the same music from being heard on multiple terminals at the same time.

(5) In the above embodiment, the music file 350 is transmitted from the personal computer 31 to the management computer 21, and the music file 35 recorded in the management computer 21 is recorded.
Based on 0, the music is streamed to the vehicle-mounted terminal 32. Therefore, the personal computer 31 only needs to send the music file 350 to the management computer 21, and does not need the process for stream distribution.

(Second Embodiment) Next, a second embodiment of the present invention will be described with reference to FIG. In the present embodiment, a data distribution management method and a data distribution management program for managing data distribution of music files, and a data reproduction management method and a data reproduction management program for distributed data will be described. In this embodiment,
Since the system configuration, the data configuration, and the processing procedure for registering the terminal used when the user listens to the music and the music to be played on each terminal are the same as in the case of the first embodiment described above, The description is omitted.

Next, a processing procedure for reproducing a music piece based on the music file 350 on the in-vehicle terminal 32 will be described with reference to FIG. In the present embodiment, the music file 350 is downloaded from the personal computer 31 to the vehicle-mounted terminal 32 in response to a music transmission request from the vehicle-mounted terminal 32, and the music is reproduced based on the music file 350 stored in the vehicle-mounted terminal 32. The music file 350 downloaded to the vehicle-mounted terminal 32 is deleted after the music is played back, and a notification that the music file 350 has been deleted is transmitted to the management computer 21. That is, in the present embodiment, the vehicle-mounted terminal 32 functions as a distribution request transmission unit, a reception recording unit, an image music reproduction unit, a deletion unit, a deletion notification unit, and the like. On the other hand, the management computer 2
1 functions as a specifying unit, a determining unit, a distribution requesting unit, a deletion notification recording unit, and the like.

As shown in FIG. 10, first, the in-vehicle terminal 32
Transmits the music transmission request data having the terminal identifier of the vehicle-mounted terminal 32 to the management computer 21 (S3-1).
Upon receiving this, the management computer 21 searches the terminal information storage unit 22 based on the terminal identifier in the music transmission request data. Specifically, the management computer 21
Is the distribution terminal identifier a1 and the reproduction terminal identifier a of the terminal information 220 according to the terminal identifier in the music transmission request data.
2, a3 ... Are searched and the delivery terminal identifier a1 of the corresponding terminal information 220 is extracted (S3-2). At this time, in the management computer 21, in the terminal information 220 of the distribution terminal identifier a1, the terminal identifier in the music transmission request data is the distribution terminal identifier a1 and the reproduction terminal identifiers a2, a3 ...
The terminal number is acquired depending on which of the above. Next, the management computer 21 extracts the music list information 230 with the distribution terminal identifier a1 (S3-3). Then, the management computer 21 extracts the music information b1 in which the terminal number corresponding to the terminal identifier in the music transmission request data is included in the selected terminal b3, thereby specifying the music to be the transmission request target by the music identifier b2. (S3-4).

Next, the management computer 21 determines whether the specified music piece has been downloaded to any terminal (S3-5). Specifically, when the transmission flag b4 is recorded for any of the extracted music information b1 (YES in S3-5), the management computer 21
In this case), it is determined that the download is prohibited, and the transmission disable notification data is transmitted to the vehicle-mounted terminal 32 (S3-6). When the in-vehicle terminal 32 receives this, the fact that the transmission is impossible is displayed on the display means.

On the other hand, when the music is not downloaded (NO in S3-5), the management computer 21
Records the fact that it is being transmitted by recording the transmission flag b4 in the extracted music information b1 (S3-7). Next, the management computer 21 identifies the personal computer 31 by the extracted distribution terminal identifier a1 and transmits music transmission request data having the terminal identifier of the vehicle-mounted terminal 32 and the music identifier b2 to the personal computer 31 (S3-8). . When a plurality of music pieces are specified, this music piece transmission request data has the music piece identifiers b2 for all the music pieces.

Upon receiving this, the personal computer 31 extracts the music file 350 based on the music identifier b2 of the music transmission request data (S3-9). Then, the personal computer 31 identifies the vehicle-mounted terminal 32 by the terminal identifier of the music transmission request data and transmits the extracted music file 350 to the vehicle-mounted terminal 32 (S3-10). Upon receiving this, the vehicle-mounted terminal 32 stores the music file 350 (S3-11). Then, the in-vehicle terminal 32 sequentially reproduces the music based on the music file 350 (S
3-13).

On the other hand, when stopping the music, the user inputs a stop request at the vehicle-mounted terminal 32. In response to this, the vehicle-mounted terminal 32 stops the reproduction of the music and
The music file 350 stored in the vehicle-mounted terminal 32 is deleted (S3-13). Then, the vehicle-mounted terminal 32 transmits deletion notification data for notifying that the music file 350 has been deleted to the management computer 21 (S3-14).

Upon receiving this, the management computer 21
Records that the music file 350 of the vehicle-mounted terminal 32 has been deleted by deleting the transmission flag b4 of the target music information b1. (S2-16).

Although the case where the music is played back on the in-vehicle terminal 32 has been described here, the same process is performed when the music is played back on the portable terminal 33. On the other hand, PC 31
When the music is reproduced in step S3, the processes of steps S3-1 to S3-7 are performed in the same manner as in the above case. And step S3
In -5, if it is not being transmitted (NO in S3-5), the management computer 21 transmits data notifying that the music can be reproduced to the personal computer 31. Upon receiving this, the personal computer 31 plays the music. Then, when the request for stopping the reproduction of the music is input, the personal computer 31 stops the reproduction of the music and transmits the data notifying the management computer 21 that the music has been stopped. Upon receiving this, the management computer 21 records that the reproduction of the music is stopped by deleting the transmission flag b4 of the target music information b1 (S3-1).
5).

In this way, regardless of whether the personal computer 31, the vehicle-mounted terminal 32, or the mobile terminal 33 is used, the user
Music can be listened to based on the music file 350 stored in the music file storage unit 35 of the personal computer 31. Then, when any of the music pieces selected to be reproduced on each terminal is being transmitted, the music piece is controlled so that the music piece cannot be heard.

As described above, according to this embodiment, the above (1)
In addition to the effects of (3) to (3), the following effects can be obtained. (6) In the above embodiment, the transmission flag b4 is set when the music file 350 is downloaded to the vehicle-mounted terminal 32, and the transmission flag b4 is deleted when the music file 350 recorded in the vehicle-mounted terminal 32 is deleted. When the transmission flag b4 is set, the music file 35
0 is not downloaded. Therefore, it is possible to control so that the same music cannot be listened to by a plurality of terminals at the same time.

(7) In the above embodiment, when the reproduction of the music on the vehicle-mounted terminal 32 is stopped, the music file 350 downloaded to the vehicle-mounted terminal 32 is deleted. Therefore, it is possible to prevent the music file 350 from being duplicated in a plurality of terminals, and it is possible to prevent reproduction of music based on the same music file 350 from being performed in a plurality of terminals at the same time.

The above embodiment may be modified into the following modes. In the first and second embodiments, when the transmission flag b4 is not set for all the songs whose terminal numbers corresponding to the in-vehicle terminal 32 are recorded as the selected terminal b3, the songs are played on the in-vehicle terminal 32. Made possible Instead, the transmission flag b4 is confirmed for each song, and the transmission flag b4 is checked.
When 4 is not set, the music may be reproducible on the in-vehicle terminal 32.

In the first embodiment, the personal computer 3
1 transmits the music file 350 to the management computer 21, and the music file 35 stored in the management computer 21
Based on 0, the music was streamed to the vehicle-mounted terminal 32. Instead of this, after the music file 350 is extracted in step S2-9, the personal computer 31 sets the in-vehicle terminal 32.
The music may be streamed to. In this case, in step S2-8, when the management computer 21 makes a music transmission request to the personal computer 31, the terminal identifier of the in-vehicle terminal 32 is transmitted to the personal computer 31, and the personal computer 31 determines the in-vehicle terminal 32 based on the terminal identifier. May be specified.

Then, the processing may be performed as follows. That is, as shown in FIG.
Stream the music to the in-vehicle terminal 32 in sequence based on the extracted music file 350 (S4-1). The vehicle-mounted terminal 32 temporarily stores and reproduces the stream-distributed music data (S4-2). Then, when the input of the stop request of the music by the user is accepted, the vehicle-mounted terminal 32 transmits the stop request data to the management computer 21 (S4-3). Upon receiving this, the management computer 21 receives the distribution terminal identifier a1 from the terminal information storage unit 22.
(S4-4), and the stop request data is transmitted to the personal computer 31 specified by the distribution terminal identifier a1 (S4).
4-5). Upon receiving this, the personal computer 31 stops the stream distribution of the music (S4-6). On the other hand, the management computer 21 records that the music is stopped by deleting the transmission flag b4 of the target music information b1 (S4-7).

By doing so, there is no need to duplicate the music file 350 in the management computer 21,
It is possible to eliminate the occupation of the storage means of the management computer 21 by the music file 350. Therefore, it is not necessary to prepare the management computer 21 with a large storage capacity.

In this case, the vehicle-mounted terminal 32 may directly send the stop request data to the personal computer 31. Further, the recording that the music is stopped by deleting the transmission flag b4 may be performed by receiving a report from the personal computer 31 that the transmission of the music has been stopped.

In the second embodiment, the personal computer 3
The music file 350 was directly transmitted from 1 to the in-vehicle terminal 32. Instead, the personal computer 31 uses the music file 350.
To the management computer 21, and the management computer 2
The music file 350 may be transmitted from 1 to the in-vehicle terminal 32.

In the first and second embodiments, the music file 35 is stored in the music file storage unit 35 of the personal computer 31.
I remembered 0. Alternatively, the music file storage unit 35 that stores the music file 350 may be provided in another place. For example, the music file storage unit 35 may be provided for each user in the storage means provided in the business entity system 20.

In the first and second embodiments, music is played on the personal computer 31, the in-vehicle terminal 32, and the mobile terminal 33. The terminal for reproducing music is not limited to this, and may be any terminal as long as it has a communication function and a music reproducing function. For example, the terminal for reproducing music may be a stereo, a portable player, a mobile phone, or the like. Further, although the vehicle-mounted terminal 32 is the car audio, it may be a car navigation device.

In the first and second embodiments, the target to be played back on the personal computer 31, the vehicle-mounted terminal 32, and the mobile terminal 33 is a music piece based on the music file 350. However, according to the present invention, the target to be managed is this. Not limited to Instead of this, an image (still image / moving image) based on an image (still image / moving image) file may be reproducible on the personal computer 31, the vehicle-mounted terminal 32, or the mobile terminal 33.

In the first and second embodiments described above, for each music, the user specifies only the terminal that reproduces the music. Instead of this, the user may be allowed to specify the order of the music to be played on each terminal.

In the first and second embodiments, the terminal identifiers a1 to a3 are fixed IP addresses of each terminal. The terminal identifiers a1 to a3 are not limited to this, and may be any as long as each terminal can be identified.

In the first and second embodiments, the business operator system 20, the personal computer 31, the vehicle-mounted terminal 32, and the mobile terminal 33 are connected by the network 30. A dedicated line, a public line, the Internet, an intranet or an extranet (wide area network) may be used for these connections.

In the above first and second embodiments, the storage units 22 and 23 are set in the business operator system 20, but the storage units 22 and 23 may be set separately in different locations.
For example, the storage units 22 and 23 may be set in the personal computer 31. Then, the vehicle-mounted terminal 32 and the mobile terminal 33 directly send the music transmission request data having these terminal identifiers,
It may be transmitted to the personal computer 31. In this case, PC 3
1 may specify the terminal that provides the music and the music that is provided based on the terminal identifier of the music transmission request data, and when the music is not being distributed, the music may be distributed.

[0077]

According to the invention described in claim 1 or 8, the image or the music can be reproduced by the reproducing terminal based on the image or the music data, and the image or the music can be simultaneously reproduced by the plurality of terminals. You can prevent it.

In addition, according to the invention described in claim 2 or 9, the image or the music can be reproduced by the reproducing terminal on the basis of the image or the music data stored in the distribution terminal connected to the management computer. it can.

In addition, according to the invention described in claim 3 or 10, the image or music data stored in the distribution terminal connected to the management computer can be directly distributed from the distribution terminal to the reproduction terminal.

In addition, according to the invention described in claim 4 or 11, all the data necessary for the reproduction of the image or music is transmitted to the reproduction terminal before the reproduction, and the same image or music is simultaneously reproduced in plural. It can be prohibited to play on other terminals.

In addition, according to the invention described in claim 5 or 12, the image or music can be reproduced by the reproducing terminal by the stream-distributed image or music data.
In addition, according to the invention described in claim 6 or 13, a specific image or music can be reproduced for each reproduction terminal.

According to the invention described in claim 7, 14 or 15, the image or music data transmitted to the reproducing terminal and stored can be deleted after the image or music is reproduced, and the fact that the deletion has been performed is managed. Can notify the computer.

[Brief description of drawings]

FIG. 1 is a system schematic diagram of a first embodiment of the present invention.

FIG. 2 is an explanatory diagram of data stored in a music file storage unit.

FIG. 3 is an explanatory diagram of data stored in a terminal information storage unit.

FIG. 4 is an explanatory diagram of data stored in a music list storage unit.

FIG. 5 is an explanatory diagram of a processing procedure according to the first embodiment of this invention.

FIG. 6 is an explanatory diagram of a processing procedure according to the first embodiment of this invention.

FIG. 7 is an explanatory diagram of a display screen displayed on a monitor of a personal computer.

FIG. 8 is an explanatory diagram of a display screen displayed on a monitor of a personal computer.

FIG. 9 is an explanatory diagram of a display screen displayed on a monitor of a personal computer.

FIG. 10 is an explanatory diagram of a processing procedure according to the second embodiment of this invention.

FIG. 11 is an explanatory diagram of a processing procedure of another example.

[Explanation of symbols]

21 ... Management computer, 22 ... Terminal information storage unit as terminal information storage unit, 23 ... Music list storage unit as distribution destination storage unit and distribution recording unit, 31 ... Personal computer as distribution terminal and reproduction terminal, 32 ... Reproduction An in-vehicle terminal as a terminal, a mobile terminal as a reproducing terminal, a music file storage unit as an image or music data storage unit.

Claims (15)

[Claims] 1. An image or music data storage means for storing image or music data, a terminal information storage means for storing the image or music data storage means and a plurality of reproduction terminals for reproducing the image or music in association with each other, The distribution recording means for recording whether or not the image or music data is distributed to any of the plurality of reproduction terminals, and the management computer for managing these are used to store the image or music data to the reproduction terminal. A data distribution management method for managing distribution, wherein the management computer receives a distribution request of the image or music data from the reproduction terminal, and reproduces it in accordance with the association stored in the terminal information storage means. Identifying the image or music data storage means corresponding to the terminal, and recording the image or music according to the recording of the distribution recording means. Determining whether data is distributed to any of the plurality of reproduction terminals, and if the image or music data is not distributed, the image or music data is transmitted to the reproduction terminal that has transmitted the distribution request. A data distribution management method comprising: a distribution step. 2. A terminal information storage unit that stores a distribution terminal equipped with an image or music data storage unit that stores image or music data, and a distribution terminal and a plurality of reproduction terminals that reproduce the image or music in association with each other. , A distribution recording unit that records whether or not the image or music data is distributed to any of the plurality of reproduction terminals, and a management computer that manages the distribution recording unit, the image to the reproduction terminal or A data distribution management method for managing distribution of music data, wherein the management computer receives a distribution request of the image or music data from the reproduction terminal, and according to the association stored in the terminal information storage means. A step of identifying the distribution terminal corresponding to the reproduction terminal, and the image or music data is recorded in the plurality of the plurality of image or music data according to the recording of the distribution recording means. Determining whether or not the image or music data has been delivered to any of the playback terminals, and if the image or music data is not delivered, the image or music data is fetched from the delivery terminal, and the image or music data is retrieved as described above. And a step of delivering the delivery request to the playback terminal that has transmitted the delivery request. 3. A terminal information storage unit that stores the distribution terminal including an image or music data storage unit that stores image or music data and the distribution terminal and a plurality of reproduction terminals that reproduce the image or music in association with each other. , A distribution recording unit that records whether or not the image or music data is distributed to any of the plurality of reproduction terminals, and a management computer that manages the distribution recording unit, the image to the reproduction terminal or A data distribution management method for managing distribution of music data, wherein the management computer receives a distribution request of the image or music data from the reproduction terminal, and according to the association stored in the terminal information storage means. A step of identifying the distribution terminal corresponding to the reproduction terminal, and the image or music data is recorded in the plurality of the plurality of image or music data according to the recording of the distribution recording means. Determining whether or not the image or music data is distributed to any of the reproduction terminals, and if the image or music data is not distributed, the image or music data to the reproduction terminal that has transmitted the distribution request to the distribution terminal. And a step of causing the distribution terminal to distribute the image or music data to the reproduction terminal that transmitted the distribution request. 4. The data distribution management method according to claim 1, wherein the step of distributing the image or music data to the reproduction terminal reproduces the image or music on the reproduction terminal. Previously, a step of transmitting all data of the image or music to be reproduced by the reproduction terminal to the reproduction terminal, and recording the fact that the image or music is distributed in the distribution recording means, The management computer receives a notification from the playback terminal that the image or music data recorded in the playback terminal has been deleted, and records in the delivery recording means that the image or music has not been delivered. A data distribution management method, further comprising: 5. The data distribution management method according to claim 1, wherein the step of distributing the image or music data to the reproduction terminal includes streaming the image or music data to the reproduction terminal. A data distribution management method characterized by distribution. 6. The data distribution management method according to claim 1, wherein the step of distributing to the reproduction terminal is one or a plurality of reproduction terminals to which the image or music data is distributed. The data distribution management method is characterized in that the reproduction terminal to which the image or music data is distributed is specified based on the specification of the reproduction terminal stored in the distribution destination storage means that has specified and stored the. 7. A terminal information storage unit that stores an image or music data storage unit that stores image or music data and a plurality of reproduction terminals that reproduce the image or music in association with each other, and the image or music data reproduction unit. Distribution recording means for recording whether or not it is distributed to any of the terminals, and a data reproduction management method for managing reproduction of the image or music based on the image or music data distributed by using a management computer managing these. Wherein the playback terminal transmits a distribution request for the image or music data to the management computer, receiving and recording the image or music data based on the distribution request, and the recorded image Or reproducing an image or music based on music data, deleting the recorded image or music data, the recording And a step of transmitting a notification indicating that the deleted image or music data has been deleted to the management computer. 8. An image or music data storage means for storing image or music data, a terminal information storage means for storing the image or music data storage means and a plurality of reproduction terminals for reproducing the image or music in association with each other, The distribution recording means for recording whether or not the image or music data is distributed to any of the plurality of reproduction terminals, and the management computer for managing these are used to store the image or music data to the reproduction terminal. A data distribution management program for managing distribution, wherein the management computer receives a distribution request of the image or music data from the reproduction terminal, and according to the association stored in the terminal information storage means, Specifying means for specifying the image or music data storage means corresponding to the reproduction terminal, according to the recording of the distribution recording means, Determination means for determining whether or not the image or music data is distributed to any of the plurality of reproduction terminals; and, when the image or music data is not distributed, the distribution request for the image or music data. A data distribution management program for functioning as a distribution unit that distributes to the playback terminal that has transmitted. 9. A terminal information storage unit that stores a distribution terminal including an image or music data storage unit that stores image or music data, and the distribution terminal and a plurality of reproduction terminals that reproduce the image or music in association with each other. , A distribution recording unit that records whether or not the image or music data is distributed to any of the plurality of reproduction terminals, and a management computer that manages the distribution recording unit, the image to the reproduction terminal or A data distribution management program for managing distribution of music data, wherein the management computer receives the distribution request of the image or music data from the reproduction terminal, and stores the management information in the terminal information storage means. Specifying means for specifying the distribution terminal corresponding to the reproduction terminal according to the association, and the image or music data according to the recording by the distribution recording means. Determination means for determining whether or not the data is distributed to any of the plurality of reproduction terminals, and capturing the image or music data from the distribution terminal when the image or music data is not distributed. A data distribution management program for causing the image or music data to function as a take-in distribution unit that distributes the image or music data to the reproduction terminal that has transmitted the distribution request. 10. A terminal information storage unit that stores a distribution terminal that includes an image or music data storage unit that stores image or music data, and stores the distribution terminal and a plurality of reproduction terminals that reproduce the image or music in association with each other. , A distribution recording unit that records whether or not the image or music data is distributed to any of the plurality of reproduction terminals, and a management computer that manages the distribution recording unit, the image to the reproduction terminal or A data distribution management program for managing distribution of music data, wherein the management computer receives the distribution request of the image or music data from the reproduction terminal, and stores the management information in the terminal information storage means. Specifying means for specifying the distribution terminal corresponding to the reproduction terminal according to the association, and the image or music according to the recording by the distribution recording means. Determination means for determining whether or not data is distributed to any of the plurality of reproduction terminals, to the reproduction terminal that has transmitted the distribution request to the distribution terminal when the image or music data is not distributed A data distribution management program for transmitting a request for transmitting the image or music data, and causing the distribution terminal to function as a distribution requesting unit for distributing the image or music data to the reproduction terminal that has transmitted the distribution request. 11. The data distribution management program according to claim 8, wherein the distribution unit reproduces the image or music on the reproduction terminal before reproducing the image or music on the reproduction terminal. A function of transmitting all data of the image or music to the reproduction terminal, and a function of recording in the distribution recording means that the image or music is distributed, the management computer further comprising: Functioning as deletion notification recording means for receiving from the reproduction terminal a notification that the image or music data recorded in the reproduction terminal has been deleted and recording in the distribution recording means that the image or music has not been distributed. Data distribution management program for. 12. The data distribution management program according to claim 8, wherein the distribution unit functions as a unit for streaming the image or music data to the reproduction terminal. Management program. 13. The data distribution management program according to claim 8, wherein the distribution unit specifies one or a plurality of reproduction terminals to which the image or music data is distributed. A data distribution management program for functioning as a means for specifying a reproduction terminal for distributing the image or music data based on the specification of the reproduction terminal stored in the stored distribution destination storage means. 14. A terminal information storage unit that stores an image or music data storage unit that stores image or music data and a plurality of reproduction terminals that reproduce the image or music in association with each other; and the image or music data is reproduced. Distribution recording means for recording whether or not it is distributed to any of the terminals, and data reproduction for managing reproduction of the image or music by the image or music data distributed using a management computer for managing these. A management program, the reproduction terminal, a distribution request transmission means for transmitting a distribution request of the image or music data to the management computer, a reception recording means for receiving and recording the image or music data based on the distribution request Image music reproducing means for reproducing an image or music based on the recorded image or music data, the recorded image Delete means to delete the music data,
And a data reproduction management program for causing the management computer to function as a deletion notification means for sending a notification that the recorded image or music data has been deleted. 15. Terminal information storage means for storing image or music data storage means for storing image or music data and a plurality of reproduction terminals for reproducing the image or music, and the image or music data for the terminal. A distribution recording unit that records whether or not the image or music is distributed to any of the above, and a reproduction terminal that reproduces the image or music based on the image or music data distributed using a management computer that manages the distribution recording unit, Distribution request transmission means for transmitting a distribution request for the image or music data to a management computer, reception recording means for receiving and recording the image or music data based on the distribution request, and based on the recorded image or music data An image / music reproducing means for reproducing an image or music by a recording means, a deleting means for deleting the recorded image or music data, Playback terminal, wherein the notification of deleting the image or music data that a deletion notification means for transmitting to said management computer.