JP2006148297A - Information processing system, terminal device, server apparatus and recording/reproducing apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve the problem, wherein although a DVD recorder, etc. which contains a hard disk drive becomes easily able to perform videotape recording of a program, as a result, the program is recorded on the videotape beyond a time duration to which it can view and listen so that viewing time that it cannot completely view and listen to program is insufficient, and moreover needs to view and listen to the program recorded on the videotape efficiently have increased. <P>SOLUTION: By acquiring play list information about a certain program from a server apparatus 3 connected to a network 2 viewing and listening only to the highlight scenes of the program can be conducted efficiently. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an information processing system, a terminal device, and a server device.

  In recent years, DVD recorders such as disk recording / playback apparatuses incorporating large-capacity hard disk drives have been released by various companies, and the number of people who enjoy recording and playback of programs easily has increased.

  A terminal device such as a DVD recorder has a function called “playlist”. A playlist is a video / audio start point and end point specified in one or more programs, and a plurality of ranges are combined in order to create a playlist. This is a function for continuously reproducing a part (see, for example, Patent Document 1). By using this function, a highlight scene of a program can be efficiently viewed in a short time.

Also, some recent DVD recorders are equipped with a network connection function. With these models, device operations and recording reservations can be made from a personal computer or mobile phone connected to the Internet.
Japanese Patent No. 3154703

  As described above, it has become possible to easily record a program to a DVD recorder or the like with a built-in hard disk drive, but as a result, the program is recorded longer than the viewable time, and the program can be viewed. The problem of lack of viewing time, such as being unable to complete, began to occur. That is, there is a problem that the user is busy and cannot secure time for viewing the recorded program. In addition, there is an increasing need to efficiently view recorded programs.

  If you use the playlist function of the DVD recorder, it is possible to efficiently view only the highlight scene. However, the playlist function is a function that is originally assumed to be edited by the user himself. It is necessary to know beforehand. For this reason, when the user himself edits, the problem of insufficient viewing time cannot be solved, but if the playlist information already created can be obtained by some means, the problem of insufficient viewing time can be solved. It becomes possible. Here, the playlist information is information indicating the start point of a specific scene in a program or a set of start points and end points, and usually these sets are composed of a plurality.

  Specific examples of the playlist information include highlight scenes such as baseball home run scenes and soccer goal scenes.

  The present invention obtains program playlist information via a network from a server device in which program playlist information is created and stored in advance, so that only the highlight scene of the program can be efficiently used using the playlist information. The purpose of this is to solve the problem of insufficient viewing time.

  The present invention is an information processing system including a terminal device and a server device, wherein the terminal device receives communication information for communicating with other devices via a network, and playlist information from the server device connected to the network. A playlist acquisition command means for acquiring; and a playlist processing means for processing playlist information, wherein the server device communicates with other devices via a network; and various information An information storage unit having a function of storing information, an information search unit having a function of extracting information having a specific condition from the information stored in the information storage unit, and a function of providing playlist information of the program An information processing system having playlist information acquisition means.

  With such a configuration, playlist information can be easily acquired from a terminal device on the network.

  According to the present invention, there is an advantage that a program stored in the reproduction means of the terminal device or another terminal device on the network can be efficiently viewed using the playlist information acquired from the server device on the network.

  The invention according to claim 1 of the present invention is an information processing system including a terminal device and a server device, and the terminal device is connected to a communication means for communicating with other devices via a network. A playlist acquisition command unit for acquiring playlist information from the server device, and a playlist processing unit for processing the playlist information, wherein the server device communicates with other devices via a network. Communication means for performing, information storage means having a function of storing various information, information search means having a function of extracting information having a specific condition from information stored in the information storage means, And a playlist information acquisition unit having a function of providing playlist information of the program.

  Hereinafter, the present invention will be described in detail with reference to the drawings.

(Embodiment 1)
FIG. 1 is a block diagram showing a terminal apparatus according to Embodiment 1 of the present invention.

  In FIG. 1, reference numeral 1 denotes a recording / reproducing apparatus which is a kind of terminal apparatus capable of recording / reproducing an input video / audio signal to / from a recording medium. In this embodiment, for example, a hard disk drive and an optical disk drive are incorporated as recording media. Although it corresponds to a DVD recorder, it is not necessarily limited to a DVD recorder. The recording medium to be used is not limited to a hard disk drive or the like. Further, it is not always necessary to include the recording / reproducing means and the recording medium, and any terminal device capable of communicating with at least the outside may be used. In the following description, a recording / reproducing apparatus will be used for convenience.

  Reference numeral 2 denotes a network such as the Internet as long as communication with at least an external device or a provider is possible. The network is not limited to the Internet, and may be an intranet, a LAN (local area network), or a WAN (wide area network). Also, there may be a configuration via a hub or a router on the way, or a configuration via the Internet.

  Reference numeral 3 denotes a server device installed for providing various services by an ISP (Internet Service Provider), which can be accessed via the network 2. The server device 3 is connected to the network 2 and has a function of returning playlist information stored in the server device 3 when the playlist information of a certain program is requested.

  Reference numeral 11 denotes a communication means for connecting the recording / reproducing apparatus 1 to the network 2 and has a configuration corresponding to the communication form and protocol of the network 2. For example, it corresponds to a LAN port, a signal line or a modem to which a LAN cable can be connected.

  Reference numeral 12 denotes playlist acquisition command means for issuing a playlist acquisition command to the server device 3 via the communication means 11. That is, the playlist acquisition command means 12 has a function for receiving a playlist acquisition request and requesting playlist information of a program that meets a certain condition from a server device on the network. The playlist information includes information for identifying a start point and an end point, as shown in FIG. 3, for example. FIG. 3 is a diagram showing an outline of playlist information. List 1 shows an example in which TS_1_1 and TE_1_1 are set as the start point and end point, and TS_1_2 and TE_1_2 are subsequently set based on the above operation. ing. The list 2 shows an example in which the start point TS_2_1 and the end point TE_2_1 are set first, the start point TS_2_2 and the end point TE_2_2 are set, and the start point TS_2_3 and the end point TE_2_3 are set.

  Reference numeral 13 denotes playlist processing means. That is, the playlist processing unit 13 performs processing related to the playlist function in general, for example, management of playlist information and reproduction of a program based on the playlist. When the recording / reproducing apparatus 1 includes reproducing means such as a hard disk drive or a DVD-RAM drive, a process for reproducing a program stored in these drives is performed based on the playlist information. In addition, in the case where network reproduction means capable of reproducing a program stored in the reproduction means of another terminal device (or recording / reproduction device) connected to the network 2 is provided, the program of the terminal device on the network is provided. Can play a playlist.

  Reference numeral 14 denotes a recording / reproducing means capable of recording / reproducing an input video / audio signal. In the case of a DVD recorder, it corresponds to a recording type optical disk drive such as a DVD-RAM or DVD-RW, or a hard disk drive. Is not limited to these. In addition, a playlist can be stored in the recording / reproducing means 14. The input of the video / audio signal may be a broadcast program received via an antenna, or may be a video / audio signal connected to another recording / playback apparatus via a cable and input from the other recording / playback apparatus. It doesn't matter.

  Reference numeral 15 denotes an operation means that allows a user to perform various operation commands. For example, the operation buttons provided on the DVD recorder main body that is the recording / reproducing apparatus 1 may be used, or the DVD recorder can be remotely operated. A remote control may be used.

  Reference numeral 16 denotes control means for controlling the recording / reproducing means 14 and the playlist processing means 13 based on various operation commands operated by the operating means 15.

  The recording / reproducing apparatus 1 includes the configurations of reference numerals 11 to 16 described above.

  Reference numeral 33 denotes communication means connected to the network 2.

  Reference numeral 32 denotes information storage means for storing various information such as program information and playlist information, and information is stored and updated by the administrator of the server device 3. Also, when there is a request to read / write information from other means, it has a function of processing them.

  31 is an information search means for searching for information stored in the information storage means 32 based on a command from the recording / playback apparatus 1 input via the communication means 33, and 34 is a playlist acquisition command from the recording / playback apparatus 1. This is playlist information acquisition means for acquiring playlist information stored in the information storage means 32 when input. The server apparatus 3 has the above-described configurations 31 to 34.

  The operation of the first embodiment configured as described above will be described below with reference to the drawings.

  In FIG. 2, first, the user inputs a playlist acquisition command using the operation means 15 (step S21). As an input method, the operation buttons provided on the DVD recorder main body or the remote control capable of remotely operating the DVD recorder is operated, and the GUI screen displayed on the television receiver connected to the DVD recorder is viewed. Perform the operation. A specific operation method will be described later. Further, the input method is not limited to the above-described method.

  Next, based on the playlist acquisition command input in step S21, a playlist information acquisition request is received in step S11. For example, a program stored in the recording / reproducing unit 14 is selected using the operating unit 15 and a playlist information acquisition command unit 12 is requested to acquire playlist information by performing an operation for acquiring the playlist information. . A specific operation method will be described later.

  Next, in step S12, in order to request playlist information from the server device 3, information for specifying a program is created. Here, information for specifying a program (hereinafter referred to as program specifying information) is a combination of information such as a start date and time, a recording time (program length), a title name, and a channel. For example, information related to the start date / time, recording time, title name, and channel information of the program among the information related to the program stored in the recording / reproducing means 14 of the recording / reproducing apparatus 1 is used as the program specifying information. The information to be used may be created by using all the information such as the start date and time and the recording time as described above, or may be created by using a part of the information.

  Next, in step S13, a request for playlist information is made to the server device 3 connected to the network 2 together with the program specifying information created in step S12.

  Next, in step S <b> 14, the communication unit 33 receives a request from the recording / playback apparatus 1 input via the network 2.

  Next, in step S15, the information search means 31 performs a process of searching for a program that satisfies the conditions set in the program specifying information included in the received information. Information on the program is acquired from the information storage means 32. If no program matching the conditions is found, the process proceeds to step S17. If a program that meets the conditions is found, the process proceeds to step S16.

  Next, in step S16, the playlist information of the program determined to be applicable in step S15 is acquired from the information storage unit 32. Here, a sentence explaining what kind of playlist information may be added together with the acquired playlist information.

  Next, in step S17, the playlist information acquired in step S16 is notified to the recording / reproducing apparatus 1. Here, if a program that meets the conditions is not found in step S15, or if there is no playlist information of the corresponding program in step S16, this is notified. As the notification method, for example, there is a method of displaying a message such as “Could not acquire a playlist” on the television receiver connected to the recording / reproducing apparatus 1 by OSD (on-screen display).

  Next, in step S18, a response from the server device 3 is received by the communication unit 11 and notified to the playlist processing unit 13. If a playlist can be acquired from the server device 3, the playlist is stored in a recording medium in the recording / reproducing means 14. Note that the place where the playlist is saved is not necessarily the recording medium in the recording / reproducing means 14, and may be saved by providing a storage means such as a semiconductor memory. Here, if a playlist can be acquired from the server device 3, a message such as “Obtained playlist acquisition. Do you want to display the playlist?” Is displayed on the screen of the television receiver by the OSD. When the user selects “Yes (instruction to display a playlist)”, the process proceeds to step S19. If the user selects “No (do not display playlist)”, steps S19 and S20 are not executed, and the flow ends. Therefore, steps S19 and S20 are not essential. Such message display and display selection may have other configurations.

  Next, if the playlist can be acquired from the server device 3 in step S19, the control unit 16 reads the playlist from the recording / reproducing unit 14, and the control unit 16 determines the recording / reproducing unit 14 based on the acquired playlist. Perform a playback command. The recording / reproducing means 14 reproduces the main part of the video / audio signal recorded on the recording medium based on the reproduction command (step S20).

  By such a flow, it becomes possible to easily acquire the playlist information of the program from the server device on the network, and the user can view the program efficiently using the playlist information.

(Embodiment 2)
Next, the operation of the present embodiment will be described using a specific example.

  The basic configuration and operation are as shown in FIGS. FIG. 4 shows a list of programs (contents) recorded on the recording medium in the recording / reproducing means 14, which is displayed on a display means such as a television receiver connected to the DVD recorder. is there. In the figure, 41 is a title list screen, 42 is program information that displays a part of a program recorded on a recording medium, and in this example, a so-called thumbnail that displays a part (usually the top) of a video signal. However, a list of program titles or the like may be displayed only with text information. In this example, six pieces of program information are displayed on one screen, but this number is not limited. Reference numeral 43 denotes a cursor for selecting user-desired program information in the title list screen 41, which can be moved in the vertical and horizontal directions by operating a cursor key provided on the operation means 15 such as a remote controller. Program information can be selected. Reference numeral 44 denotes a submenu displayed on the title list screen 41, which is displayed and used when another command is executed on this screen. In order to display the submenu 44, for example, it can be displayed by operating a submenu button or the like provided on the operation means 15 such as a remote controller. In this submenu 44, “playlist acquisition” which is a feature of the present invention is selectable. Reference numeral 45 denotes a cursor capable of selecting a user-desired command from among the commands displayed on the submenu 44. For example, the cursor 45 on the operation means 15 such as a remote controller is operated up and down to thereby change the submenu 44. It is possible to move in and select and execute a desired command. In order to execute, it is necessary to operate an execution button or the like provided separately on the remote control.

  FIG. 5 shows a playlist acquired from the server device 3 by a playlist acquisition command. In the figure, reference numeral 51 denotes a playlist list screen on which a list of playlists is displayed. In the present embodiment, display is made only with text information as shown in the figure, but a part of an actual video signal (so-called thumbnail) is displayed. It may be displayed. Reference numeral 52 denotes a cursor for selecting a desired playlist from the playlists displayed on the playlist list screen 51. For example, the cursor 52 of the operation means 15 such as a remote controller is operated to select and execute (playback). )can do. In addition, in order to execute, it is good also as a structure which operates the execution button separately provided in the remote control.

  FIG. 6 is a schematic diagram for explaining a reproduction operation based on a playlist. Reference numeral 61 denotes one program. Reference numerals 61a to 61d denote scenes selected from the playlist in the program 61.

  Next, the operation will be described.

  First, an operation means 15 such as a remote controller is operated to issue a playlist acquisition command. Specifically, first, a list of programs recorded on the recording medium in the recording / reproducing means 14 is displayed. FIG. 4 shows the list as a title list 41. The desired program title 42 is selected from the title list displayed in FIG. 4 by moving the cursor 43 by operating the cursor key in the operating means 15. For example, the cursor 43 is moved to “baseball broadcast / US major league” displayed as “program 5”.

  Next, the submenu button in the operation means 15 is operated to display the submenu 44. Then, the cursor 45 in the operation means 15 is operated up and down to move the cursor 45 to “playlist acquisition”. Next, by operating an execution button provided on the operation unit 15, a playlist acquisition command and program identification information are sent from the control unit 16, playlist processing unit 13, playlist acquisition command unit 12, and communication unit 11. The data is input to the server device 3 via the network 2.

  The server device 3 searches the information storage means 32 based on the input program specifying information, and extracts a playlist that matches the program specifying information. The extracted playlist and the like are input to the recording / playback apparatus 1 via the communication means 33 and the network 2. A playlist or the like input to the recording / reproducing apparatus 1 is recorded in the recording / reproducing means 14 or recorded in a storage medium such as a semiconductor memory provided separately. The number of play lists that can be recorded is not particularly limited. For example, the number of play lists is set to 99 and the number of scenes is set to 999.

  When a playlist that matches the program identification information exists in the server device 3, a playlist list 51 as shown in FIG. 5 is displayed. In this specific example, an instruction to acquire a playlist of “baseball broadcast / US major league” is given, and as related playlists, such as “all home run scenes” and “all players at bats” as shown in FIG. Get a playlist. In the present embodiment, such a playlist is arbitrarily created by the administrator of the server device 3, but the user can create a playlist and register it in the server device 3. Good.

  Next, the cursor key of the operation means 15 is operated to move the cursor 52 in the playlist list 51, and a desired list is selected from the list. For example, “all players at XX” in FIG. 5 is selected. Here, a configuration in which a desired list is selected from the playlist list 51 or a configuration in which all lists are selected and reproduced may be employed. In that case, select “Play all” in the figure.

  Then, by operating an execution button or the like on the operation means 15, it is possible to reproduce only the scenes of all the bats of the XX player in the program “Baseball Relay / US Major League”.

  FIG. 6 schematically shows the reproduction operation. In FIG. 6, 61 shows the whole program of the program “Baseball League US Major League” recorded in the recording / reproducing means 14, and corresponds to “all players at bat” selected in FIG. The scenes to be performed are shown in 61a to 61d. In this example, the number of bats for XX player is 4 at bats in total, and therefore, it is composed of 4 scenes 61a to 61d.

  In this example, by selecting a desired list from the playlist list of FIG. 5, TS_1_1 to TE_1_4 are sequentially designated and reproduced in the program “baseball broadcast / US major league” recorded in the recording / reproducing means 14. Yes.

  As described above, according to the present embodiment, it is possible to efficiently reproduce only the scene desired by the user. For example, in the case of the examples shown in FIGS. 5 to 6, generally, the baseball broadcast has 3 to 4 hours, and if it is normally played back, it takes 3 to 4 hours. By reproducing only the main part of the program based on the playlist, the actual viewing time can be greatly shortened and the viewing can be performed efficiently.

  Note that the present embodiment is not limited to the above configuration.

(Embodiment 3)
Next, a third embodiment of the present invention will be described.

  FIG. 7 is a block diagram showing a terminal apparatus according to Embodiment 3 of the present invention. The specific operation will be described with reference to FIGS. 2 and 3 used in the description of the first embodiment.

  In FIG. 7, reference numeral 1 denotes a recording / reproducing apparatus which is a type of terminal apparatus capable of recording / reproducing an input video / audio signal to / from a recording medium. In this embodiment, for example, a hard disk drive and an optical disk drive are incorporated as recording media. Although it corresponds to a DVD recorder, it is not necessarily limited to a DVD recorder. The recording medium to be used is not limited to a hard disk drive or the like. Further, it is not always necessary to include a recording / reproducing means or a recording medium, and any terminal device capable of communicating with at least the outside may be used.

  Reference numeral 2 denotes a network such as the Internet as long as communication with at least an external device or a provider is possible. The network is not limited to the Internet, and may be an intranet, a LAN (local area network), or a WAN (wide area network). Also, there may be a configuration via a hub or a router on the way, or a configuration via the Internet.

  Reference numeral 3 denotes a server device installed for providing various services by an ISP (Internet Service Provider), which can be accessed via the network 2. The server device 3 is connected to the network 2 and has a function of returning playlist information stored in the server device 3 when the playlist information of a certain program is requested.

  Reference numeral 11 denotes a communication means for connecting the recording / reproducing apparatus 1 to the network 2 and has a configuration corresponding to the communication form and protocol of the network 2. For example, it corresponds to a LAN port, a signal line or a modem to which a LAN cable can be connected.

  Reference numeral 12 denotes playlist acquisition command means for issuing a playlist acquisition command to the server device 3 via the communication means 11. That is, the playlist acquisition command means 12 has a function for receiving a playlist acquisition request and requesting playlist information of a program that meets a certain condition from a server device on the network. The playlist information includes information for identifying a start point and an end point, as shown in FIG. 3, for example. FIG. 3 is a diagram showing an outline of playlist information. List 1 shows an example in which TS_1_1 and TE_1_1 are set as the start point and end point, and TS_1_2 and TE_1_2 are subsequently set based on the above operation. ing. The list 2 shows an example in which the start point TS_2_1 and the end point TE_2_1 are set first, the start point TS_2_2 and the end point TE_2_2 are set, and the start point TS_2_3 and the end point TE_2_3 are set.

  Reference numeral 13 denotes playlist processing means. That is, the playlist processing unit 13 performs processing related to the playlist function in general, for example, management of playlist information and reproduction of a program based on the playlist. When the recording / reproducing apparatus 1 includes reproducing means such as a hard disk drive or a DVD-RAM drive, a process for reproducing a program stored in these drives is performed based on the playlist information. In addition, in the case where network reproduction means capable of reproducing a program stored in the reproduction means of another terminal device (or recording / reproduction device) connected to the network 2 is provided, the program of the terminal device on the network is provided. Can play a playlist.

  Reference numeral 14 denotes a recording / reproducing means capable of recording / reproducing an input video / audio signal. In the case of a DVD recorder, it corresponds to a recording type optical disk drive such as a DVD-RAM or DVD-RW, or a hard disk drive. Is not limited to these. In addition, a playlist can be stored in the recording / reproducing means 14. The input of the video / audio signal may be a broadcast program received via an antenna, or may be a video / audio signal connected to another recording / playback apparatus via a cable and input from the other recording / playback apparatus. It doesn't matter.

  Reference numeral 15 denotes an operation means that allows a user to perform various operation commands. For example, the operation buttons provided on the DVD recorder main body that is the recording / reproducing apparatus 1 may be used, or the DVD recorder can be remotely operated. A remote control may be used.

  Reference numeral 76 denotes a control means for controlling the recording / reproducing means 14 and the playlist processing means 13 based on various operation commands operated by the operating means 15, and for monitoring the operation of the recording / reproducing means 14. In this embodiment, At the time when the recording operation in the recording / reproducing means 14 is completed, the playlist processing means 13 is controlled to output a playlist acquisition command.

  The recording / reproducing apparatus 1 is provided with the configurations of reference numerals 11 to 15 and 76 described above.

  Reference numeral 33 denotes communication means connected to the network 2.

  Reference numeral 32 denotes information storage means for storing various information such as program information and playlist information, and information is stored and updated by the administrator of the server device 3. Also, when there is a request to read / write information from other means, it has a function of processing them.

  31 is an information search means for searching for information stored in the information storage means 32 based on a command from the recording / playback apparatus 1 input via the communication means 33, and 34 is a playlist acquisition command from the recording / playback apparatus 1. This is playlist information acquisition means for acquiring playlist information stored in the information storage means 32 when input. The server apparatus 3 has the above-described configurations 31 to 34.

  The operation of the first embodiment configured as described above will be described below with reference to the drawings.

  In FIG. 2, first, a video recording command is issued using the operation means 15, or a video / audio signal input by the recording / reproducing apparatus 1 is recorded on a recording medium by the recording / reproducing means 14 based on a preset recording setting. To do. The control means 76 monitors the operation of the recording / reproducing means 14 and automatically issues a playlist acquisition command to the playlist processing means 13 when the recording / reproducing means 14 finishes the recording operation. That is, when the recording is completed, program specifying information of the recorded program is created. The creation method will be described below in the explanation of step S12. The subsequent operations will be described using steps S12 to S18 in FIG.

  Next, in step S12, in order to make a request for playlist information to the server device 3, information for specifying a program is created. Here, information for specifying a program (hereinafter referred to as program specifying information) is a combination of information such as a start date and time, a recording time (program length), a title name, and a channel. For example, information related to the start date / time, recording time, title name, and channel information of a program that has been recorded is used as program specifying information. The information to be used may be created by using all the information such as the start date and time and the recording time as described above, or may be created by using a part of the information.

  Next, in step S13, a request for playlist information is made to the server device 3 connected to the network 2 together with the program specifying information created in step S12.

  Next, in step S <b> 14, the communication unit 33 receives a request from the recording / playback apparatus 1 input via the network 2.

  Next, in step S15, the information search means 31 performs a process of searching for a program that satisfies the conditions set in the program specifying information included in the received information. Information on the program is acquired from the information storage means 32. If no program matching the conditions is found, the process proceeds to step S17. If a program that meets the conditions is found, the process proceeds to step S16.

  Next, in step S16, the playlist information of the program determined to be applicable in step S15 is acquired from the information storage unit 32. Here, a sentence explaining what kind of playlist information may be added together with the acquired playlist information.

  Next, in step S17, the playlist information acquired in step S16 is notified to the recording / reproducing apparatus 1. Here, if a program that meets the conditions is not found in step S15, or if there is no playlist information of the corresponding program in step S16, this is notified. As the notification method, for example, there is a method of displaying a message such as “Could not acquire a playlist” on the television receiver connected to the recording / reproducing apparatus 1 by OSD (on-screen display).

  Next, in step S18, a response from the server device 3 is received by the communication unit 11 and notified to the playlist processing unit 13.

  Next, if a playlist can be acquired from the server device 3, the acquired playlist is stored in a recording medium by the recording / reproducing means 14. It should be noted that the location where the playlist is stored is not necessarily the recording medium of the recording / reproducing means 14, and a configuration may be adopted in which a storage means such as a semiconductor memory is separately provided and stored.

  Then, when performing playback based on the acquired playlist, when a playback command is issued by operating the operation unit 15, the control unit 76 controls the recording / playback unit 14 to read the playlist. The control unit 76 issues a reproduction command based on the read playlist to the recording / reproducing unit 14. The recording / reproducing means 14 reproduces the main part of the video / audio signal recorded on the recording medium based on the reproduction command (step S20).

  As described above, according to the present embodiment, it is possible to easily acquire program playlist information from a server device on a network, and a user can efficiently view a program using the playlist information. Furthermore, since the playlist is automatically acquired when the recording of the program is completed, the user does not need to perform the playlist acquisition operation, and the operability can be improved.

  Although the first to third embodiments of the present invention have been described based on the connection configuration between the server device 3 and the recording / reproducing device 1, a plurality of recording / reproducing devices (DVD recorders) are connected via a network. Similarly, a playlist may be transmitted and received.

  An information processing system according to the present invention is an information processing system including a terminal device and a server device, wherein the terminal device includes communication means for communicating with other devices via a network, and a server device connected to the network. A playlist acquisition command means for acquiring the playlist information from, and a playlist processing means for processing the playlist information, wherein the server device communicates with other devices via a network; Information storage means having a function of storing various information, information search means having a function of extracting information having a specific condition from information stored in the information storage means, and program playlist information The information processing system having the playlist information acquisition means having the function of providing the terminal device, the reproduction means of the terminal device and the network Of the other terminal devices to the stored program, it can also be applied to advantage for applications requiring that efficiently view with playlist information acquired from the server device on the network.

The block diagram which showed the structure of the terminal device in Embodiment 1 of this invention. The flowchart which shows operation | movement of the terminal device in Embodiment 1 of this invention. Schematic diagram explaining the outline of playlist information Schematic diagram showing a list of program titles in Embodiment 2 of the present invention Schematic diagram showing a playlist list in Embodiment 2 of the present invention Schematic diagram showing the structure of program data in Embodiment 2 of the present invention The block diagram which showed the structure of the terminal device in Embodiment 3 of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Recording / reproducing apparatus 2 Network 3 Server apparatus 11 Communication means 12 Playlist acquisition instruction means 13 Playlist processing means 14 Recording / reproducing means 15 Operation means 16 Control means 31 Information search means 32 Information storage means 33 Communication means 34 Playlist information acquisition means

Claims (11)

An information processing system comprising a terminal device operable by a user, and a server device connectable to the terminal device via a network,
The terminal device processes communication information that communicates with other devices via a network, playlist acquisition command means for acquiring playlist information from the server device connected to the network, and playlist information. Playlist processing means for,
The server device includes communication means for communicating with other devices via a network, information storage means for storing various information, and information having a specific condition from information stored in the information storage means. An information retrieval means for extracting, and a playlist information acquisition means having a function of providing playlist information of the program,
The information processing system, wherein the terminal device acquires various types of information from the server device via a network. The information processing system according to claim 1, wherein the terminal device includes an operation unit for receiving an operation on the terminal device from a user. 3. The information processing system according to claim 1, wherein the terminal device includes a reproducing unit having a function of reproducing a program using a medium or a function of reading program information. The terminal device comprises a network reproducing means having a function of reproducing a program stored in a recording medium of another terminal device connected to a network or a function of reading program information. Information processing system. The information processing system according to any one of claims 1 to 4, wherein the terminal device includes recording means for recording the playlist information on a recording medium. The information processing system according to claim 1, wherein the server device includes playlist information storage means for storing playlist information in the server device. 2. The information processing system according to claim 1, wherein information representing the contents of each scene is added to the playlist information. 2. The information processing system according to claim 1, further comprising storage means for storing playlist information in a nonvolatile memory. The terminal device which comprises the information processing system in any one of Claim 1 to 5. The server apparatus which comprises the information processing system of Claim 1 or 6. A recording / reproducing apparatus capable of recording / reproducing a video / audio signal and connecting to a server apparatus via a network,
Recording / reproducing means capable of recording / reproducing video / audio signals on a recording medium, communication means for communicating with other devices via a network, and a playlist for acquiring playlist information from the server device connected to the network A recording apparatus comprising: an acquisition command unit; and a control unit that controls reproduction of the video / audio signal in the recording / playback unit based on a playlist acquired from the server device by a command from the playlist acquisition command unit. Playback device.

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