WO2008047418A1 - Dispositif de reproduction d'informations à fonction puissante de reprise des performances et procédé correspondant - Google Patents

Dispositif de reproduction d'informations à fonction puissante de reprise des performances et procédé correspondant Download PDF

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Publication number
WO2008047418A1
WO2008047418A1 PCT/JP2006/320718 JP2006320718W WO2008047418A1 WO 2008047418 A1 WO2008047418 A1 WO 2008047418A1 JP 2006320718 W JP2006320718 W JP 2006320718W WO 2008047418 A1 WO2008047418 A1 WO 2008047418A1
Authority
WO
WIPO (PCT)
Prior art keywords
information
content data
resume
resume information
playback
Prior art date
Application number
PCT/JP2006/320718
Other languages
English (en)
Japanese (ja)
Inventor
Kazuo Kuroda
Toshio Suzuki
Eiji Muramatsu
Masahiro Kato
Akira Imamura
Takao Sawabe
Shoji Taniguchi
Original Assignee
Pioneer Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pioneer Corporation filed Critical Pioneer Corporation
Priority to JP2008507636A priority Critical patent/JP4577699B2/ja
Priority to PCT/JP2006/320718 priority patent/WO2008047418A1/fr
Publication of WO2008047418A1 publication Critical patent/WO2008047418A1/fr

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs

Definitions

  • the present invention relates to an information reproducing apparatus for reproducing video / audio content data such as a movie work recorded on an optical disc, for example.
  • Read-only DVD is widespread.
  • the recording capacity of a DVD-ROM with one recording layer is 4.7 Giganoite.
  • This recording capacity is just enough to record video and audio content data equivalent to one movie work, using MPEG information compression technology.
  • a consumer purchases a DVD-ROM containing a movie and plays the content data recorded on the DVD-ROM using an information playback device such as a DVD player at home to view the movie. .
  • the resume function is a function that memorizes the power played to the last time, and starts the next power playback where the previous playback was interrupted when the next playback is performed.
  • resume information indicating how much has been reproduced is stored in a memory built in the information reproducing apparatus.
  • the resume information is, for example, a logical address on the DVD-ROM indicating the position where playback is stopped.
  • Japanese Patent Laid-Open No. 2005-142610 discloses resume information for each of a plurality of content data (works) recorded on a recording medium when the recording medium is a magneto-optical disk or a memory card. A technique for generating and recording these on a recording medium on which content data is recorded is described.
  • Japanese Patent Laid-Open No. 2003-77257 discloses a case where the recording medium is a recordable optical disc. Describes a technique for generating resume information for each of a plurality of viewers and recording them on a recording medium on which content data is recorded.
  • Patent Document 1 Japanese Patent Application Laid-Open No. 2005-142610
  • Patent Document 2 JP 2003-77257 A
  • read-only disc If such a read-only disc is realized, for example, it will be possible to select 200 titles of Japanese movies and record them on one read-only disc and sell it as one product. Or, it is possible to record all the movie works in which a famous actress appears on one read-only disc and sell it as one product. In addition, it will be possible to manufacture and sell a single read-only disc that records the entire story of a drama work broadcast on television.
  • read-only discs on which a large number of movie works are recorded are used in many forms by a plurality of persons. Therefore, it is possible to provide an information reproducing apparatus with a more advanced resume function. desired.
  • a plurality of persons can each view a plurality of movie works recorded on a read-only disc. In this case, for example, among the movie works recorded on the read-only disc, there are three movie works being watched by one user, four movie works being watched by another user, and another A situation can occur when there are two movies that the user is watching.
  • V is used for a plurality of content data recorded on a read-only disc, and the previous playback status (viewing Technology that presents the situation to the user in an easy-to-understand manner is necessary.
  • the read-only disc is a removable recording medium. For this reason, the user can view a movie work recorded on one read-only disc with a plurality of information reproducing apparatuses. For example, a user can attach a read-only disc to an information playback device at home and watch a movie work. The same read-only disc can be attached to another information playback device at a friend's home. You can also watch the work. In this case, it is desirable to use the information reproducing apparatus in the user's friend's house to resume playback of the movie work that the user has watched halfway through the information reproducing apparatus at home. Therefore, a new technology for realizing such a resume function is necessary. If the recording medium on which the movie work is recorded is a recordable recording medium, the resume function is realized by recording the resume information on the recording medium. be able to. However, this is not possible with read-only discs because information cannot be recorded on the disc.
  • the present invention has been made in view of the above-mentioned problems, and an object of the present invention is to provide a high-performance resume function that works for each of a plurality of content data and for each of a plurality of users.
  • Another information reproducing apparatus, information reproducing method, and computer program is another information reproducing apparatus, information reproducing method, and computer program.
  • an information reproducing apparatus of the present invention is an information reproducing apparatus that reproduces information recorded on a removable recording medium on which a plurality of content data is recorded, and has a resume reproduction start position.
  • Resume information generating means for generating resume information indicating a reference position or resume playback start position for each of a plurality of management sections and for each of a plurality of content data, and a storage device for storing the resume information generated by the resume information generating means
  • Resume information output means for outputting to the management information management means for identifying one management classification of the plurality of management classifications, and content data identification means for identifying one content data of the plurality of content data Corresponds to one management category identified by the management category identification means, and Resume information acquisition means for acquiring the resume information corresponding to one content data identified by the content data identification means from the storage device, and resume based on the resume information acquired by the resume information acquisition means
  • the playback start position is determined, and one content data identified by the content data identifying means Playback control means for
  • an information reproducing method of the present invention is an information reproducing method for reproducing information recorded on a removable recording medium on which a plurality of content data is recorded, and a resume reproduction start position
  • Resume information generation step for generating a resume information indicating a reference position or resume playback start position for each of a plurality of management sections and for each of a plurality of content data, and the resume information generation step.
  • a resume information output step for outputting resume information to a storage device, a management category identification step for identifying one management category of the plurality of management categories, and one content data of the plurality of content data are identified.
  • the resume information acquisition step for acquiring the resume information corresponding to one piece of content data identified from the storage device and the resume information acquisition step Based on the acquired resume information, a resume playback start position is determined, and a playback control step of starting playback of one content data identified by the content data identification step from the resume playback start position, I have.
  • the computer program of the present invention causes a computer to execute the information reproduction method of the present invention.
  • FIG. 1 is a perspective view showing an information reproducing apparatus according to an embodiment of the present invention and several apparatuses connected to the information reproducing apparatus.
  • FIG. 2 is a front view showing an eject button array of the information reproducing apparatus in FIG. 1.
  • FIG. 3 is an explanatory diagram showing an example of a viewing history list in a state where the posting restriction function is operating.
  • FIG. 4 An explanatory diagram showing an example of a viewing history list in a state where the operation of the posting restriction function is stopped.
  • FIG. 5 is a block diagram showing the internal structure of the information reproducing apparatus in FIG. 1.
  • FIG. 6 Device If blueprint, user If blueprint, password information, resume information, viewing date and time information
  • FIG. 6 is an explanatory diagram showing specific examples of viewing status information, title information, and private flag information.
  • FIG. 7 is a flowchart showing the operation of the information reproducing apparatus in FIG. 1.
  • FIG. 8 is a flowchart following FIG.
  • FIG. 9 is a flowchart showing viewing history list display processing in FIG. 8.
  • FIG. 10 is a block diagram showing an internal structure of an information reproducing apparatus according to another embodiment of the present invention.
  • FIG. 11 is a flowchart showing an operation of the information reproducing apparatus in FIG.
  • FIG. 1 shows an information reproducing apparatus according to an embodiment of the present invention and several apparatuses connected thereto.
  • the information reproducing apparatus 1 in FIG. 1 has a function (information reproducing function) for reproducing, for example, a plurality of movie works' video content data recorded on the optical disc 2.
  • the information reproducing apparatus 1 includes a disk mount 3 for mounting the optical disk 2.
  • the information reproducing apparatus 1 can be operated using the remote controller 4.
  • the operation panel 5 of the remote control 4 includes operation buttons such as a playback start button, a playback stop button, a pause button, a fast forward button, a rewind button, an arrow button, and an enter button.
  • an eject button array 21 is provided on the front panel of the information reproducing apparatus 1. As shown in FIG. 2, the eject button array 21 is an array of, for example, three eject buttons 22, 23, and 24. The eject buttons 22, 23 and 2 can be assigned to three persons using the information reproducing apparatus 1, for example.
  • the information reproducing apparatus 1 is connected to a display device 6 and speakers 7 and 8 incorporated in the display device 6.
  • the information reproducing apparatus 1 is connected to the Internet 10 via a modem 9.
  • the information reproducing apparatus 1 can communicate with the server computer 12 of the management center 11 connected to the Internet 10.
  • the management center 11 is operated, for example, by a company that conducts a viewing management support business for movie works recorded on the optical disk 2.
  • the optical disc 2 is a removable recording medium. That is, the optical disc 2 can be attached to the information reproducing apparatus 1 >>> and removed from the information reproducing apparatus 1 >>.
  • the recording capacity of the optical disc 2 is several hundred gigabytes, for example.
  • the optical disc 2 has a huge number of movies, for example, about 200 movie works.
  • the information reproducing apparatus 1 has the following functions in addition to the information reproducing function.
  • the information reproducing apparatus 1 has a function (high-performance resume function) for performing resume for each user and for each content data (title).
  • the resume function is a function for storing how far the previous playback has been performed and starting the next power playback where the previous playback was interrupted when the next playback is performed.
  • Information reproduction equipment The high-performance resume function of device 1 is a performance enhancement of this resume function.
  • the information reproducing apparatus 1 stores the previous reproduction amount for each user and for each content data, and for the next reproduction, for each user and for each content data. Has the function to start the next power playback where the previous playback was interrupted
  • the information reproducing apparatus 1 stores how far the content data of the title "AAA” has been reproduced by the user P, and then the user P stores the content data of the title "AAA”.
  • user P can start the next power playback where the previous playback was interrupted.
  • the information reproducing apparatus 1 stores how far the user Q has played the content data of the title "AAA” last time, and then the user Q stores the content data of the title "AAA”. When playing, user Q can start the next power playback where the previous playback was interrupted.
  • the information reproducing apparatus 1 stores how far the user R has played the content data of the title "BBB” last time, and then the user R reproduces the content data of the title "BBB" When this is done, the next power playback where user R interrupted the previous playback can be started.
  • Resume playback refers to starting the next power playback where the previous playback was interrupted by using the high-performance resume function.
  • the information reproducing apparatus 1 has a function (viewing history list display function) for displaying a viewing history list for each user.
  • FIG. 3 shows an example of the viewing history list.
  • the viewing history list is a history list of movie works that have been viewed in the past, that is, content data that has been played back in the past.
  • the history includes, for example, the date and time when the movie work was viewed, the title of the movie work, and the viewing status of the movie work.
  • the viewing status refers to whether the movie has been watched partway through. It means that you have already watched.
  • the order of the history of movie works (content data) to be posted in the viewing history list is preferably set so that the viewing date and time of the movie work is close to the current time (that is, the creation date and time of the viewing history list).
  • the information reproducing apparatus 1 displays a viewing history list for each user.
  • the viewing history list 15 in FIG. 3 is the viewing history list of the user P.
  • the information reproducing apparatus 1 displays a viewing history list immediately after the optical disc 2 is mounted on the disc mount 3.
  • the viewing history list is displayed on the screen of the display device 6.
  • the information recording device 1 has a function (posting restriction function) for restricting the history of a movie work having a predetermined attribute from being put on the viewing history list.
  • the predetermined attribute is, for example, viewing prohibition under 18 years old.
  • the information reproducing apparatus 1 does not list the history of movie works prohibited for viewing under 18 years old in the viewing history list.
  • the information reproducing apparatus 1 can stop the operation of the posting restriction function.
  • a viewing history list 15 in FIG. 3 is a viewing history list in a state where the posting restriction function is in operation.
  • the viewing history list 16 in FIG. 4 is a viewing history list in a state where the operation of the posting restriction function is stopped.
  • the movie work of the title “CCC” is a movie work that is prohibited to watch under the age of 18. Therefore, although the history of the movie work of the title “CCC” is listed in the viewing history list 16, it is not listed in the viewing history list 15. In other words, the history of the title “CCC” movie work is excluded from the viewing history list 15 by the posting restriction function.
  • the information playback device 1 stores resume information, viewing date / time information, viewing status information, title information, etc. in the storage device of the server computer 12 of the management center 11 or obtains the storage device power of the server computer 12 as well. Therefore, a function (network communication function) for communicating with the server computer 12 via the Internet 10 is provided.
  • Resume information is information used for a high-performance resume function or a viewing history list display function.
  • the information reproducing apparatus 1 generates resume information, viewing date / time information, viewing status information, title information, and the like for each of a plurality of users, for each of a plurality of optical discs, and for each of a plurality of movie works (content data). .
  • the information reproducing apparatus 1 transmits the generated information to the server computer 12 via the Internet 10. These pieces of information are stored in a mass storage device provided in the server computer 12.
  • the information reproducing apparatus 1 receives resume information, viewing date information, viewing status information, title information from the server computer 12 via the Internet 10. Etc.
  • the information reproducing apparatus 1 has a function (user identification function) for identifying a user according to which one of the eject buttons 22, 23, and 24 is pressed.
  • a representative of three users registers these three users in the information reproducing apparatus 1. Specifically, the representative registers each user's name, ID number, password, etc., and makes settings for assigning three users to the eject buttons 22, 23, and 24, respectively. These operations are performed, for example, when the information reproducing apparatus 1 is purchased and used for the first time.
  • the information reproducing apparatus 1 recognizes the user assigned to the pressed eject button as the current user.
  • the information reproducing apparatus 1 indicates that the user P is the current user. Recognize that Further, when the eject button 23 is pressed, the information reproducing apparatus 1 recognizes that the user Q is the current user. When the eject button 24 is pressed, the information reproducing apparatus 1 recognizes that the user R is the current user.
  • the eject buttons 22, 23, and 24 are pressed when the optical disk 2 is mounted on the disk mount 3 or when the optical disk 2 is removed from the disk mount 3.
  • the user P tries to start viewing a movie work recorded on the optical disc 2
  • the user P attaches the optical disc 2 to the disc mount 3 of the information reproducing apparatus 1.
  • user P presses the eject button 22 to which he is assigned.
  • the information reproducing apparatus 1 recognizes that the user P is the current user.
  • the user identification function of the information reproducing apparatus 1 it is possible to easily identify the user without the user's recognition when viewing the movie work recorded on the optical disc 2 is started. .
  • an individual may be identified by attaching a fingerprint authentication device to an Eject or Play button of a power device using each button for user identification, or a remote control. Furthermore, a plurality of remote controllers may be used, and the resume setting may be performed for each remote controller.
  • FIG. 5 shows the internal structure of the information reproducing apparatus 1.
  • the information reproducing apparatus 1 includes a computer unit 30, a storage unit 41, a disk drive 42, a decoding unit 43, an operation unit 44, a remote control communication unit 46, and a computer network communication unit 47. I have.
  • the computer unit 30 includes a resume information generation unit 31, a user identification unit 32, a content data identification unit 33, a disc identification unit 34, a resume information output unit 35, a resume information acquisition unit 36, a playback control unit 37, and a list display.
  • a control unit 38 and a general control unit 39 are provided.
  • the computer unit 30 includes, for example, a CPU (Central Processing Unit), a ROM (Read Only Memory), a RAM (Random-Access Memory), and the like.
  • the ROM stores a computer program for realizing each unit 31 to 39, and the CPU reads out the ROM power and executes the program. As a result, each unit 31 to 39 is realized.
  • RAM is used as a work area when the CPU executes programs I can.
  • the resume information generation unit 31 generates resume information indicating a position serving as a reference for the resume playback start position.
  • the resume information generating unit 31 generates resume information for each of a plurality of users and each of a plurality of content data. For example, when three users P, Q, and R play the same content data at different times, three resume information are generated by the resume information generation unit 31. For example, when one user P plays back a plurality of pieces of content data at different times, three resume information items are generated by the resume information generation unit 31.
  • the resume information generating unit 31 generates resume information for each of the plurality of optical disks. For example, if the same content data is recorded on the optical disc 2 and another optical disc, and the same content data on these two optical discs are played back at different times, the two resume information is the resume information. Generated by the generation unit 31.
  • the resume information generating unit 31 provides viewing date / time information, viewing status information, title information, and private flag information for each of a plurality of users, a plurality of content data, and a plurality of optical discs. To generate.
  • the user identification unit 32 identifies the current user who is using the information reproducing apparatus 1.
  • the content data identification unit 33 identifies content data to be resumed.
  • the disc identification unit 34 identifies the optical disc currently mounted on the information reproducing apparatus 1.
  • the resume information output unit 35 stores the resume information, viewing date / time information, viewing status information, title information, and private flag information generated by the resume information generating unit 31 in the server computer 12 connected to the Internet 10. This information is sent to the server computer 12 through the Internet 10 for storage in the device.
  • the resume information acquisition unit 36 is configured to resume information, viewing date information, viewing status information, Toll information and private flag information are received from the storage device of the server computer 12 through the Internet 10.
  • the playback control unit 37 determines a resume playback start position based on the resume information received by the resume information acquisition unit 36. Then, the reproduction control unit 37 starts reproduction of the content data identified by the content data identification unit 33 from the resume reproduction start position.
  • the list display control unit 38 displays a viewing history list related to content data that does not have a predetermined attribute related to the regime information corresponding to the user identified by the user identifying unit 32.
  • the storage unit 41 is configured by an electrically erasable ROM (EEPROM) such as a flash memory, for example.
  • EEPROM electrically erasable ROM
  • the disk drive 42 reads content data or management information recorded on the optical disk 2 mounted on the disk mount 3 and supplies it to the decoding unit 43 or the disk identification unit 34.
  • the decoding unit 43 decodes the content data supplied from the disk drive 42.
  • the decoding unit 43 also includes a video decoder and an audio decoder.
  • the video signal generated by the video decoding process of the decoding unit 43 is supplied to the display device 6.
  • the audio signal generated by the audio decoding process of the decoding unit 43 is supplied to the speakers 7 and 8. Further, the decoding unit 43 decodes characters and images constituting the viewing history list according to the control of the list display control unit 38.
  • the operation unit 44 enables operation of the information reproducing apparatus 1 by using an operation button provided on the front panel or the like of the information reproducing apparatus 1.
  • the operation unit 44 includes an electric circuit that generates an operation signal in response to an operation button input. Eject buttons 22, 23, 24 in the eject button array 21 are connected to the operation unit 44.
  • the remote control communication unit 46 communicates with the remote controller 4 and enables the operation of the information reproducing apparatus 1 by using the operation buttons provided on the operation panel 5 of the remote controller 4.
  • the remote control communication unit 46 includes a remote control interface circuit and the like.
  • the computer network communication unit 47 connects the information reproducing apparatus 1 to the Internet 10.
  • the computer network communication unit 47 is configured by a computer network communication interface circuit or the like.
  • the general control unit 39 includes each unit 31 to 38 provided in the computer unit 30, a storage unit 41, a disk drive 42, a decoding unit 43, an operation unit 44, a remote control communication unit 46, and a computer network. Controls the communication unit 47.
  • Figure 6 shows device I information, user I information, password (PW) information, resume information, viewing date and time information, viewing status information, title information, and private flag information.
  • PW password
  • the device I and the blue information is an ID number unique to the information reproducing device 1, for example. This number is determined in advance and is stored in, for example, the ROM of the computer unit 30 or the computer network communication unit 47.
  • the user I blueprint is, for example, an ID number unique to each user. This number is determined when a user is registered, for example. User I's blue news is stored in the storage unit 41.
  • the password information is a password unique to each user. This password is set by the user when the user is registered, for example.
  • the password is stored in the storage unit 41.
  • the resume information includes information indicating the disk, volume number, and playback stop address.
  • the disc ID is an ID number unique to each optical disc.
  • the disk ID is, for example, a work disk ID.
  • the unique disk ID is physically engraved near the center of the optical disk, for example.
  • the recording capacity of the optical disc 2 is several hundred gigabytes, for example, and about 200 movie works are recorded on the optical disc 2, for example.
  • Information such as content data is divided and recorded in a plurality of volumes.
  • the volume number is a number for identifying individual volumes in one optical disc.
  • the playback stop address is a logical address in one volume, for example.
  • One position on the optical disc is determined by the combination of the volume number and the playback stop address.
  • On the optical disk determined by the combination of the volume number and playback stop address
  • One position serves as a reference position for the resume playback start position.
  • the viewing date and time information is information indicating the date and time when the content data was last reproduced (date and time when one movie work was last viewed).
  • the viewing status information is information indicating whether content data corresponding to one movie work has been reproduced halfway or has been reproduced.
  • Title information is information indicating the title of content data (the title of one movie work).
  • Private flag information is information indicating the state of the private flag.
  • the private flag is a flag indicating whether or not the content data has a predetermined attribute. For example, if one movie work corresponding to content data is prohibited from viewing under the age of 18, the private flag is turned on, otherwise the private flag is turned off.
  • Resume information, viewing date / time information, viewing status information, title information, and private flag information are generated by the resume information generation unit 31. These pieces of information are transmitted from the information reproducing apparatus 1 to the server computer 12 together with the apparatus HD information and user HD information, and stored in the storage device of the server computer 12. These pieces of information are provided from the server computer 12 to the information reproducing apparatus 1 as necessary.
  • the storage unit 41 stores the IP address or domain name of the server computer 12.
  • the overall control unit 39 of the information reproducing apparatus 1 determines whether or not any of the eject buttons 22, 23, 24 has been pressed (step Sl).
  • step S1 YES
  • the user identifying unit 32 identifies the current user (step S 2). Since the eject button 22 is pressed out of the eject buttons 22, 23, 24, the user identification unit 32 recognizes that the user P is the current user.
  • the general control unit 39 determines whether or not the optical disk is loaded (step S3).
  • the disc identification unit 34 identifies the currently loaded optical disc (step S4).
  • the currently installed optical disc is optical disc 2.
  • the disk identification unit 34 controls the disk drive 42 to read the disk ID of the optical disk 2 from the optical disk 2. Then, the disk identification unit 34 stores this disk ID in the storage unit 41.
  • the resume information acquisition unit 36 controls the computer network communication unit 47 to connect the information reproducing apparatus 1 to the server computer 12 (step S5).
  • the regime information acquisition unit 36 connects to the server computer 12 using the IP address or domain name of the server computer 12 stored in the storage unit 41.
  • the resume information acquisition unit 36 corresponds to the current user and the resume information, viewing date / time information, viewing status information, and tightness corresponding to the optical disc currently mounted.
  • Information and private flag information is received from server computer 12 (step S6).
  • the disc ID of the optical disc 2 currently mounted by the current user P is "123".
  • Playback stop address 001 ⁇ ⁇ -97
  • the list display control unit 38 performs a viewing history list display process (step S7).
  • FIG. 9 shows the viewing history list display process.
  • the viewing history list display process is a process for displaying the viewing history list on the screen of the display device 6.
  • the list display control unit 38 displays the name of the current user on the screen of the display device 6 (step S21). Since the current user is user P, the name of user P is displayed on the screen of the display device 6.
  • the list display control unit 38 determines whether or not it should be restricted to place the history of content data having a predetermined attribute on the viewing history list (step S22). Since the posting restriction function is currently in operation, the list display control unit 38 should post the history of content data with the specified attributes (in this example, content data prohibited for viewing under the age of 18) in the viewing history list. (Step S22: YES).
  • the list display control unit 38 checks whether or not the private flag is on for all the content data related to the resume information corresponding to the current user and corresponding to the optical disc currently mounted. Is checked for each content data (step S23). Then, the list display control unit 38 posts only the history of content data whose private flag is off in the viewing history list. Specifically, the list display control unit 38 The viewing date / time, title, and viewing status corresponding to the content data whose content is off are listed in the viewing history list (step S24).
  • the list display control unit 38 For example, among the four content data corresponding to user P and corresponding to the disc ID “123”, the list display control unit 38, the first content data of the title “AAA”, the title “B BB” For the second content data and the fourth content data of the title “WWW”, the viewing date / time, title, and viewing status are listed in the viewing history list. For the 3rd content data of the title “CCC”, since the private flag is on, the viewing date / time, title, and viewing status are not included in the viewing history list. As a result, a viewing history list as shown in FIG. 3 is displayed on the screen of the display device 6.
  • Step S22 NO.
  • the viewing date / time, title, and viewing status of all content data corresponding to the current user and the resume information corresponding to the currently loaded optical disc are viewed.
  • Posted in the history list step S26.
  • the viewing date / time, title, and viewing status are also listed in the viewing history list for the third content data of the title “CCC”.
  • a viewing history list as shown in FIG. 4 is displayed on the screen of the display device 6.
  • step S23 and step S24 are completed for all content data related to the resume information corresponding to the current user and corresponding to the optical disk currently mounted (step S25: YES), or the present
  • step S26 is completed for all the content data related to the resume information corresponding to the currently installed optical disc corresponding to the currently installed optical disc (step S27: YES)
  • the viewing history list display processing ends. . Then, the process proceeds to step S8 in FIG.
  • the general control unit 39 determines whether or not content data has been selected by the current user (step S8).
  • the content data identification unit 33 identifies content data to be resumed (step S9). Specifically, the content data identification unit 33 recognizes the first content data selected by the user P as content data to be resumed.
  • the playback control unit 37 determines the resume playback start position of the content data to be resume played (step S10). Specifically, the playback control unit 37 calculates a resume playback start address based on the volume number and playback stop address of the content data to be resume played. For example, since the volume number of the first content data of the title “AAA” is “1” and the playback stop address is “001 ⁇ 97”, the playback control unit 37 sets “001 ⁇ ” in the volume number “1”. ⁇ The next address after “97” is determined to be the resume playback start address.
  • the general control unit 39 determines whether or not the user has pressed the playback start button provided on the operation panel 5 of the remote controller 4 (step S11).
  • step S11 When the playback start button is pressed (step S11: YES), the playback control unit 37 starts content data to be resumed playback from the resume playback start position (resume playback start address) determined in step S10. Playback starts (step S12).
  • the overall control unit 39 determines whether or not the reproduction of the content data currently being reproduced should be stopped (step S 13).
  • Step S13 When the playback stop button or the like provided on the operation panel 5 of the remote controller 4 is pressed by the user P, the general control unit 39 determines that playback of the content data currently being played should be stopped ( Step S13: YES).
  • the playback control unit 37 immediately stops playback of the content data (step S14).
  • the overall control unit 39 determines whether or not the eject button has been pressed (step S 15).
  • step S15 when the current user P presses the eject button 22 assigned to the user P (step S15: YES), the resume information generation unit 31 then proceeds to the corresponding copy. Resume information, viewing date / time information, viewing status information, title information, and private flag information are generated for the content data (step S16).
  • the resume information generating unit 31 generates playback stop address information for the content data in the following procedure. That is, the resume information generation unit 31 detects the reproduction stop address of the content data in step S14 and stores it in the storage unit 41. In step S16, the resume information generating unit 31 reads the playback stop address from the storage unit 41, and uses the playback stop address as a new playback stop address of the content data.
  • the resume information generating unit 31 generates viewing date and time information for the content data in the following procedure. That is, the resume information generating unit 31 stores information indicating the date and time when resume reproduction of the content data is started in the storage unit 41 in step S12. In step S16, the resume information generating unit 31 reads the date / time information from the storage unit 41, and uses the date / time information as new viewing date / time information of the content data.
  • the resume information generating unit 31 generates viewing status information for the content data in the following procedure. That is, the resume information generating unit 31 reads the reproduction stop address of the content data stored in the storage unit 41 from the storage unit 41 in step S14. Further, the resume information generating unit 31 controls the disk drive 42 to read the tail address of the content data from the optical disk 2. Then, the resume information generating unit 31 compares the playback stop address with the end address. As a result of the comparison, when the reproduction stop address is greater than or equal to the end address, the resume information generating unit 31 generates viewing status information indicating “viewed”. On the other hand, as a result of the comparison, when the reproduction stop address is less than the end address, the resume information generating unit 31 generates viewing status information indicating “listening to halfway”.
  • the resume information output unit 35 connects the information reproducing apparatus 1 to the server computer (step S17).
  • the resume information output unit 35 stores the playback stop address, viewing date information and viewing status information for the content data generated in step S16. Along with the user's I blueprint and the current user P's user I blueprint, it is transmitted to the server computer 12 (step S18). As a result, the playback stop address, viewing date / time information, and viewing status information for the content data corresponding to the user P stored in the storage device of the server computer 12 are updated. Note that the disc ID, volume number, title information, and private flag information for the content data do not change before and after resume playback of the content data. Therefore, this information is not updated.
  • the information reproducing apparatus 1 generates resume information for each user and for each content data, and stores it in the storage device of the server computer 12. Then, the information reproducing apparatus 1 identifies the current user, identifies the content data to be resumed, and sends resume information corresponding to the user and corresponding to the content data to the server computer 12. Obtained from the storage device and resumed playback of the content data based on the resume information.
  • the resume reproduction can be performed for each user and for each movie work, so that it is possible to improve the convenience of viewing the movie work.
  • the information reproducing apparatus 1 displays a viewing history list for each user. As a result, the previous viewing situation can be easily presented to individual users for a plurality of movie works recorded on the optical disk 2.
  • the information reproducing apparatus 1 displays the viewing history list of the user P.
  • User P can view the viewing history list to know the movie that is being watched. You can select the movie you want to watch from among the movies you are listening to. User P can also see the watched movie work by viewing the viewing history list, and can remove the watched movie work from the candidate movie works to be watched this time.
  • the information reproducing apparatus 1 does not place a history of a movie work having a predetermined attribute, for example, a movie work prohibited to watch 18 years old in the viewing history list. Thereby, when one optical disc or one information reproducing apparatus 1 is used by a plurality of persons, the privacy of each user can be protected.
  • the information reproducing apparatus 1 transmits resume information, viewing date / time information, viewing status information, title information, and the like to the server computer 12 via the Internet 10, and these information is stored in the storage device of the server computer 12. To remember.
  • the information reproducing apparatus 1 receives resume information, viewing date / time information, viewing status information, title information, etc. from the server computer 12 via the Internet 10. Receive.
  • the user can resume and reproduce the content data recorded on one optical disc 2 by using a plurality of information reproducing apparatuses.
  • the user can attach the same optical disk 2 to another information reproducing apparatus 1 at a friend's house as long as the optical disk 2 can be attached to the information reproducing apparatus 1 at home and the content data can be resumed. It is possible to resume the content data.
  • FIG. 10 shows another embodiment of the information reproducing apparatus of the present invention.
  • the information reproducing apparatus 60 in FIG. 10 has a function (enhanced resume function) for performing the same resume reproduction for the same movie work respectively recorded on a plurality of different optical disks. Prepare.
  • content data D1 and content data D2 recorded on different optical discs 18 and 19 are content data of the same movie work M, video data and audio data included in content data D1.
  • the contents of are the same as the contents of the video data and audio data included in the content data D2.
  • the title of the content data D1 is the same as the title of the content data D2.
  • the directory structure of the information recorded on the optical disc 18 and the directory structure of the information recorded on the optical disc 19 are different from each other.
  • the recording position of the content data D 1 and the recording position of the content data D 2 are different.
  • the volume data, the start address, and the end address are also mutually different between the content data D1 and the content data D2. Different.
  • a computer unit 70 of the information reproducing device 60 in FIG. 10 includes a history recognizing unit 71 and a reproduction position determining unit 72 in addition to the components included in the computer unit 30 of the information reproducing device 1.
  • the history recognizing unit 71 recognizes resume information corresponding to the user identified by the user identifying unit 31, and recognizes the optical disc and content data corresponding to the resume information.
  • the playback position determination unit 72 records the optical disc identified by the disc identification unit 34 and the optical disc recognized by the history recognition unit 71 different from each other and recorded on the optical disc identified by the disc identification unit 34. If the title of the content data and the title of the content data recognized by the history recognition unit 71 are the same as each other, the disc identification unit 34 identifies the content data based on the resume information recognized by the history recognition unit 71. The reproduction start position of the content data recorded on the optical disc is determined so as to correspond to the resume reproduction start position of the content data recognized by the history recognition unit 71.
  • FIG. 11 shows the operation of the information reproducing apparatus 60.
  • the user P puts the optical disc 18 in the information reproducing device 60, and reproduces the content data D1 of the movie work M recorded on the optical disc 18 halfway. Therefore, the following information is stored in the storage device of the server computer 12.
  • Playback stop address 023 ⁇ -36
  • the device ID “1104” is the device ID of the information reproducing device 60 used by the user P for reproducing the content data D1.
  • User ID “01” is the user ID of user P.
  • the disk ID “365” is the disk ID of the optical disk 18.
  • the user P is about to attach the optical disc 19 to the information reproducing device 60 in order to resume the content data D2 of the movie work M recorded on the optical disc 19.
  • User P is the content of the movie M recorded on the optical disc 19. You should play the data D2 once! /, Na! /, ...
  • the information reproducing apparatus 60 performs the processing from step S1 to step S5 in FIG.
  • Step Sl the user identifying unit 32 of the information reproducing device 60 recognizes that the user P is the current user.
  • the disc identification unit 34 reads the disc ID of the optical disc 19 just mounted, and stores it in the storage unit 41 (steps S 3 and S 4).
  • the resume information acquisition unit 36 controls the computer network communication unit 47 to connect the information reproducing device 60 to the server computer 12 (step S5).
  • the resume information acquisition unit 36 corresponds to the current user P and resume information, viewing date / time information, viewing status information, title information, private flag information corresponding to all optical disks. Is received from the server computer 12 (step S31).
  • the resume information acquisition unit 36 corresponds to the user P who only corresponds to the user P and only the resume information, viewing date / time information, viewing status information, title information, and private flag information corresponding to the optical disc 19. Also, resume information, viewing date / time information, viewing status information, title information, and private flag information corresponding to optical disks other than the optical disk 19 are received.
  • the general control unit 39 corresponds to the current user P and resume information, viewing date information, viewing status information, title information, private flag information corresponding to all optical disks. Then, resume information, viewing date / time information, viewing status information, title information, and private flag information corresponding to the optical disc 19 are selected (step S32).
  • the general control unit 39 controls the disc drive 42 and acquires the titles of all the content data recorded on the optical disc 19 (step S33).
  • the history recognizing unit 71 corresponds to the user P and has the same content data as the content data recorded on the optical disc 19 among the titles indicated by the title information corresponding to the optical discs other than the optical disc 19. Find the title. Then, the history recognition unit 71 finds out Resume information, viewing date / time information, viewing status information, title information, private flag information corresponding to the selected title, resume information corresponding to the user P and corresponding to an optical disc other than the optical disc 19, viewing date / time information, viewing status information, Select from title information and private flag information (step S34).
  • the title of the title data corresponding to the user P and corresponding to the optical disc other than the optical disc 19 includes the title of the content data D1 corresponding to the movie work M.
  • the title of content data D1 is the same as the title of content data D2.
  • the title of the content data D1 is found.
  • the resume information, viewing date / time information, viewing status information, title information, and private flag information corresponding to the title of the content data D1 correspond to the user P and to an optical disc other than the optical disc 19. Selected from resume information, viewing date / time information, viewing status information, title information, and private flag information
  • the playback position determination unit 72 determines the resume playback start position of the content data corresponding to the title found in step S34. That is, the playback position determination unit 72 determines the resume playback start position of the content data D2 (step S35).
  • the resume playback start position of the content data D2 is determined by the following procedure, for example.
  • the playback position determination unit 72 determines the resume playback start address of the content data D1 based on the volume number and playback stop address included in the resume information corresponding to the content data D1. Subsequently, the playback position determination unit 72 determines from the start position of the content data D1 to the resume playback start position of the content data D1 based on the resume playback start address of the content data D1 and the start address of the content data D1. The actual length (hereinafter referred to as the “replayed length”) is calculated. Subsequently, the playback position determination unit 72 reads the start address and the existing address of the content data D2. Based on the playback length, calculate the resume playback start address of the content data D2.
  • Step S7 the operation of the information reproducing device 60 proceeds to Step S7 in FIG.
  • the viewing history list display process in step S7 is performed on the resume information, viewing date information, viewing status information, title information, and private flag information selected in step S32 and step S34 in FIG. Based on this.
  • step S10 in FIG. 8 the resume playback determined in step S35 in FIG. 11 is used as the playback start position of the content data (content data D2) corresponding to the title found in step S34.
  • the starting position is used.
  • the same resume reproduction can be performed for the same movie work recorded on a plurality of different optical disks.
  • user P plays the content data D1 of the movie work M recorded on the optical disc 18 halfway in the past, and resumes the content data D2 of the movie work M currently recorded on the optical disc 19.
  • the information playback device 60 converts the resume playback start position for the content data D1 recorded on the optical disc 18 into the resume playback start position for the content data D2.
  • the information reproducing device 60 also reproduces the content data D2 with the converted resume reproduction starting position. As a result, the user P can view the movie M after the previous interruption of viewing.
  • resume is performed for each user and for each content data
  • the present invention is not limited to this, and for each management category other than the user.
  • Resume may be performed for each content data.
  • the resume may be performed for each genre of movie works and for each content data.
  • the genre of the movie work is assigned to the eject buttons 22, 23 and 24, respectively.
  • the present invention is not limited to this, taking as an example the case where the volume number and the reproduction stop address are used as information indicating the position serving as the reference for the resume reproduction start position.
  • Other information that can determine how far you last played You may use as information which shows the position used as the standard of resume reproduction
  • the resume playback start position may be included in the resume information.
  • the resume information generation unit 31 when the resume information generation unit 31 generates the resume information at step S16 in FIG. 8, the resume playback start position is calculated based on the playback stop position of the content data, and the resume information output unit 35 Is transmitted to the server computer 12 as part of the resume information and stored in the storage device of the server computer 12.
  • the recording medium for content data is an optical disk
  • other removable recording media may be used.
  • the recording medium is not limited to the read-only type, and may be a recordable type.
  • the content data is content data of a movie work
  • the present invention is not limited to this.
  • Even content data such as TV programs, music, and documents.
  • the resume information generating unit 31, the user identifying unit 32, the content data identifying unit 33, the disc identifying unit 34, the resume information output unit 35, the resume information obtaining unit 36, and the playback control unit 37, the list display control unit 38, the general control unit 39, and the like are taken as an example of a computer unit 30 (70).
  • these components can also be realized as a computer program, a computer program product, or a recording medium on which a computer program is recorded.
  • the Internet 10 in FIG. 1 is a specific example of a computer network
  • the server computer 12 is a specific example of a computer.
  • resume information generation in Fig. 5 Section 31 is a specific example of resume information generating means
  • user identification section 32 is a specific example of management classification identification means
  • content data identification section 33 is a specific example of content data identification means
  • disk identification section 34 is It is a specific example of a recording medium identification means.
  • the resume information output unit 35 is a specific example of the resume information generating unit
  • the resume information acquisition unit 36 is a specific example of the resume information acquisition unit
  • the reproduction control unit 37 is a specific example of the reproduction control unit.
  • the list display control unit 38 is a specific example of list display means.
  • the history recognition unit 71 in FIG. 10 is a specific example of the recognition means
  • the reproduction position determination unit 72 is a specific example of the reproduction position determination means.
  • Step S16 in Fig. 8 is a specific example of the resume information generation step, and step S18 is a specific example of the resume information output step.
  • Step S2 in FIG. 7 is a specific example of the management category identification process.
  • Step S9 in FIG. 8 is a specific example of the content data identification process.
  • Step S6 in FIG. 7 and step S10 in FIG. 8 are specific examples of the resume information acquisition process, and step S10 in FIG. 8 and step S12 are specific examples of the regeneration control process.
  • the information reproducing apparatus and information reproducing method according to the present invention can be used in, for example, an optical disc player and a computer.

Landscapes

  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Television Signal Processing For Recording (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)

Abstract

Dispositif de reproduction d'informations (1) générant des informations de reprise pour chaque utilisateur et chaque donnée de contenu qu'il stocke dans un ordinateur serveur (12). De plus, le dispositif de reproduction d'informations (1) identifie un utilisateur et des données de contenu actuels devant être soumis à une reprise-reproduction, acquiert les informations de reprise correspondant à l'utilisateur et aux données de contenu dans l'ordinateur serveur (12) et exécute la reproduction de reprise pour lesdites données conformément aux informations de reprise. On dispose ainsi d'une fonction de reprise puissante convenant pour chaque utilisateur et chaque donnée de contenu.
PCT/JP2006/320718 2006-10-18 2006-10-18 Dispositif de reproduction d'informations à fonction puissante de reprise des performances et procédé correspondant WO2008047418A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008507636A JP4577699B2 (ja) 2006-10-18 2006-10-18 高性能レジューム機能を備えた情報再生装置および情報再生方法
PCT/JP2006/320718 WO2008047418A1 (fr) 2006-10-18 2006-10-18 Dispositif de reproduction d'informations à fonction puissante de reprise des performances et procédé correspondant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2006/320718 WO2008047418A1 (fr) 2006-10-18 2006-10-18 Dispositif de reproduction d'informations à fonction puissante de reprise des performances et procédé correspondant

Publications (1)

Publication Number Publication Date
WO2008047418A1 true WO2008047418A1 (fr) 2008-04-24

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PCT/JP2006/320718 WO2008047418A1 (fr) 2006-10-18 2006-10-18 Dispositif de reproduction d'informations à fonction puissante de reprise des performances et procédé correspondant

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JP (1) JP4577699B2 (fr)
WO (1) WO2008047418A1 (fr)

Cited By (3)

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Publication number Priority date Publication date Assignee Title
JP2008217929A (ja) * 2007-03-06 2008-09-18 Kenwood Corp 再生システム、再生装置、再生方法及びプログラム
JP2010198680A (ja) * 2009-02-25 2010-09-09 Victor Co Of Japan Ltd 記録装置および再生装置
EP2541930A1 (fr) * 2010-02-22 2013-01-02 Sony Computer Entertainment Inc. Dispositif de lecture de contenu

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JP2004342179A (ja) * 2003-05-13 2004-12-02 Alpine Electronics Inc 情報処理装置、再生装置及び通信方法
JP2005129093A (ja) * 2003-10-21 2005-05-19 Matsushita Electric Ind Co Ltd 情報再生装置、情報再生方法、プログラム及び記録媒体

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KR100807506B1 (ko) * 2004-09-28 2008-02-26 가부시끼 가이샤 파워 투 더 피플 리모트 컨트롤러

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JP2004342179A (ja) * 2003-05-13 2004-12-02 Alpine Electronics Inc 情報処理装置、再生装置及び通信方法
JP2005129093A (ja) * 2003-10-21 2005-05-19 Matsushita Electric Ind Co Ltd 情報再生装置、情報再生方法、プログラム及び記録媒体

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008217929A (ja) * 2007-03-06 2008-09-18 Kenwood Corp 再生システム、再生装置、再生方法及びプログラム
JP2010198680A (ja) * 2009-02-25 2010-09-09 Victor Co Of Japan Ltd 記録装置および再生装置
EP2541930A1 (fr) * 2010-02-22 2013-01-02 Sony Computer Entertainment Inc. Dispositif de lecture de contenu
EP2541930A4 (fr) * 2010-02-22 2013-07-31 Sony Computer Entertainment Inc Dispositif de lecture de contenu
US9078047B2 (en) 2010-02-22 2015-07-07 Sony Corporation Content reproduction device

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