JP2007094740A - Data recording device and connection device, information processor, information processing method, and information processing system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve a data communication means of an information processing system. <P>SOLUTION: The data recording device 2 comprises a host interface (I/F) 22 inputting and outputting data with the information processor, a buffer 12, a RAM 13, a flash memory 14 recording contents with attribute information, a flash memory interface (I/F) 15 inputting and outputting data with the flash memory 14, a CPU 16 classifying the contents based on the attribute information and forming a logic structure for the information processor to perform menu display of a file of content data, a ROM 17 with a program to be executed by the CPU 16 written therein, and a CPU bus 18. The information processor forms a menu screen for the file of content data based on the logic structure formed by the data recording device 2 and displays this screen. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a data recording device and connection device for recording and reproducing data, a data recording device detachably connected, an information processing device and a processing method for processing data, and a data recording device and an information processing device connected to each other The present invention relates to an information processing system configured.

  So-called removable media such as USB memory, portable HDD (Hard Disk Drive), and semiconductor memory are widely used because they can store and carry data.

  In general, as shown in FIG. 30, a semiconductor memory includes a host interface (I / F) 101 for inputting / outputting data to / from a host device such as a computer device, a page buffer 102, a register 103, and a flash memory. A flash memory interface (I / F) 105 for inputting / outputting data between the memory 104 and the flash memory 104, a CPU (Central Processing Unit) 106, and a CPU bus 107 are configured.

  Data input / output via the host interface (I / F) 101 is temporarily stored in a page buffer 102 having a predetermined data capacity, and converted into serial / parallel data. The register 103 monitors the operation state of the flash memory 104 such as data writing and erasing and whether or not the memory cell is in a locked state. The CPU 106 transfers data between the page buffer 102 and the flash memory 104 based on the register 103 in accordance with a command from the host device, and controls reading / writing / erasing. With the semiconductor memory having such a configuration, a user can read a desired file with another host device.

http://www.highmat.com/japanese/whatisit/

  However, when a removable medium such as the above-mentioned semiconductor memory is inserted / connected to the host device, the host device reads out the file name for the detection of the file in the removable medium as an initial operation, organizes it as a file list An operation to display on the display screen is necessary, and this operation has to be performed every time a removable medium is connected.

  Also, as the storage capacity of the removable media has increased and the number of files to be stored has increased, the initial operation has taken longer.

  In addition, when displaying files stored on removable media, the display format of the file to the user changes depending on the host device that inserts / connects the removable media, and the user must make his own display settings on each host device. I had to.

  On the other hand, for example, by recording content data on a CD (Compact Disc) in a format called HighMAT (trademark), it is possible to display and select a desired file on a DVD (Digital Versatile Disk) player, for example. Although it is known, the initial operation still takes time. In addition, the file display format is not flexible depending on the host device, which is unusable for the user.

  The present invention has been proposed in view of such a conventional situation, and a data recording device, a connection device, and an information processing device capable of reducing the initial operation time and displaying a file in a desired display format. An object is to provide an information processing method and an information processing system.

  In order to achieve the above-described object, a data recording apparatus according to the present invention is a data recording apparatus that is detachably connected to an information processing apparatus including a display unit and performs a content data writing operation and / or reading operation. When connected to the information processing apparatus, the recording means for recording the content data, the logical structure creating means for creating a logical structure for displaying the content data file on the display means, and the information processing apparatus, Output means for outputting information on the logical structure to the information processing apparatus.

  Further, attribute information is attached to the content data recorded in the recording means, and the logical structure creation means creates the logical structure by classifying the content data based on the attribute information.

  The logical structure creation means creates a logical structure that is a display method for displaying the content data category classified based on the attribute information and the content data file corresponding to the category.

  In order to achieve the above-described object, the connection device according to the present invention is detachably connected to an information processing device including a display unit and a recording device for recording data, and the content data writing operation and / or Alternatively, a connection device that performs a read operation, the logical structure creation unit creating a logical structure for displaying the content data file on the display unit as a menu, and the logical structure when connected to the information processing device Output means for outputting the information to the information processing apparatus.

  In order to achieve the above object, an information processing apparatus according to the present invention includes a recording unit for recording content data, and a logic for creating a logical structure for the information processing apparatus to display a menu of the content data file. An information processing apparatus detachably connected to a data recording apparatus comprising a structure creating means and an output means for outputting information on the logical structure to the information processing apparatus, wherein the logical structure output from the output means Screen creation means for creating a menu screen of the content data file based on the information, and display means for displaying the menu screen created by the screen creation means.

  Further, the display means instantly switches and displays a plurality of different screens created by the screen creation means.

  In order to achieve the above-described object, an information processing system according to the present invention is detachably connected to an information processing apparatus having a display unit, and a data write operation and / or read operation. An information processing system comprising an operation data recording device, wherein the data recording device has a recording means for recording the content data, and a logical structure for displaying a menu of the content data file on the display means. A logical structure creating means for creating and an output means for outputting information on the logical structure to the information processing apparatus when connected to the information processing apparatus, wherein the information processing apparatus is output from the output means; Screen creation means for creating a menu screen of the content data file based on the logical structure information; Characterized in that it comprises a display means for displaying the created screen in.

  In order to achieve the above-described object, an information processing method according to the present invention includes an information processing apparatus having a display unit and a detachable connection to the information processing apparatus. An information processing method in an information processing system comprising an operation data recording device, wherein the data recording device records the content data and the display means displays a menu of the content data file. A logical structure creation step for creating a logical structure of the information processing apparatus, and an output step for outputting information on the logical structure to the information processing apparatus when connected to the information processing apparatus. A screen creation step of creating a menu screen of the content data file based on the logical structure information output from the step; And having a display step of displaying a screen created by the screen creation process.

  According to the present invention, the data recording device and the connection device create a logical structure for displaying the content data file as a menu, and when the information processing device and the data recording device or the connection device are connected, the information processing device Since it is only necessary to create a menu screen of the content data file based on this logical structure and display this screen, it is possible to shorten the initial operation time and instantly select between different information processing apparatuses. The content data file can be displayed by the display format.

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

  FIG. 1 is a block diagram showing a configuration of an information processing system according to an embodiment of the present invention. This information processing system includes, for example, an information processing apparatus 1 that is a host device operated by a user, such as a portable music player, a digital camera, or a so-called personal computer, and a data recording apparatus 2 that can read, write, and erase data. Are connected via a wired or wireless communication path.

  Here, a communication protocol between the information processing apparatus 1 and the data recording apparatus 2 will be described with reference to FIGS. This protocol can be divided into, for example, a hierarchy of a physical level A, a logical level B, a file level C, a menu level D, and a GUI level E as shown in FIG.

  The physical level A uses a physical address representing a block in the device. Therefore, as shown in FIG. 3A, when the information processing apparatus 1 and the data recording apparatus 2 communicate at the physical level A, the information processing apparatus 1 uses the physical address in which the data in the data recording apparatus 2 is stored. It must be specified directly, and the processing burden is large.

  The logical level B is obtained by converting a physical address into a virtual address that represents the logical number of the block. Therefore, as shown in FIG. 3B, when the information processing apparatus 1 and the data recording apparatus 2 communicate at the logical level B, the information processing apparatus 1 directly designates the physical address by using the virtual address. It is possible to increase the processing speed.

  The file level C manages the arrangement of blocks constituting a file such as FAT (File Allocation Table) and UDF (Universal Disk Format). Therefore, as shown in FIG. 3C, when the information processing apparatus 1 and the data recording apparatus 2 communicate at the file level C, the information processing apparatus 1 can read a file by a file name. Become. Further, as shown in FIG. 4, it is possible to manage the attribute information of the content data in the file. Here, the attribute information is content sub-information attached to the content data as metadata related to the content. Note that uppercase letters in the alphabet indicate file names, and lowercase letters in the alphabet indicate content genres.

  The menu level D relates to a logical structure of a menu in which content data files are rearranged in a configuration that is easy for the user to see based on the attribute information of the files. Here, the logical structure is a display method for displaying content data categories classified based on the above-described attribute information and content data files corresponding to the categories. Therefore, as shown in FIG. 3D, when the information processing device 1 and the data recording device 2 communicate at the menu level D, the information processing device 1 is connected to the data recording device 2 as shown in FIG. The menu screen is based on the logical structure of the menu in which the content data files are sorted by genre based on the attribute information of the file created by, and the logical structure of the menu in which the files are sorted in order of names as shown in FIG. create.

  The GUI level E relates to GUI display of a menu screen created based on the logical structure of the menu.

  The data recording device 2 according to an embodiment of the present invention communicates with the information processing device 1 at the menu level shown in FIG. 3D, and information on the logical structure of the content menu, which is a display method of content corresponding to the category Is output to the information processing apparatus 1.

  Based on the logical structure of the menu created by the data recording device 2, the information processing device 1 uses a two-dimensional crossbar composed of a first layer 21 and a second layer 22, which will be described later, for example, as shown in FIG. Then, an AV mode GUI screen for displaying a file menu is created, and this GUI screen is displayed. Here, examples of the two-dimensional crossbar include XMB (Xross media bar) (trademark). Details of the AV mode will be described later.

  Next, the configuration of the data recording device 2 in one embodiment of the present invention will be described. As shown in FIG. 8, the data recording apparatus 2 includes a host interface (I / F) 11 for inputting / outputting data to / from the information processing apparatus 1, a buffer 12, a RAM (Random Access Memory) 13, Classifying the content data based on the attribute information, the flash memory 14 that records the content data with attribute information, the flash memory interface (I / F) 15 that inputs / outputs data to / from the flash memory 14, A CPU (Central Processing Unit) 16 that creates a logical structure for the information processing device 1 to display a menu of content data files, a ROM (Read Only Memory) 17 in which a program executed by the CPU 16 is written, and a CPU And a bus 18.

  The data recording apparatus 2 in this embodiment includes a CPU 16, a RAM 13, and a ROM 17 for executing advanced programs. The buffer 12 is preferably FIFO (First-In First-Out).

  Data input / output via the host interface (I / F) 11 is mainly a menu logical structure created by the data recording device 2, control information such as start and end of various operations, and the like.

  The information processing apparatus 1 according to the present embodiment uses an AV (Audio Visual) mode and a PC (Personal Computer) mode as an upper display mode among screen menu display modes.

  The CPU 16 included in the data recording device 2 creates a logical structure of menus in the AV mode and the PC mode as described below so that the information processing device 1 displays the content in the AV mode and the PC mode.

  In the AV mode, as shown in FIG. 9A, the information processing apparatus 1 performs menu display using a two-dimensional crossbar on the GUI screen. In this AV mode, the data recording apparatus 2 is a flash memory. 14, the AV content is recorded with attribute information.

  The two-dimensional crossbar used in the AV mode displays a plurality of categories such as “video”, “music”, and “photo” in parallel in the first horizontal layer 21 in the horizontal direction, and content data that each category has. Are displayed in parallel on the second layer 22 in the lower vertical direction. The user selects one category from the specific key of the information processing apparatus 1 and then selects a target content from a plurality of contents included in the category. Thereafter, the information processing apparatus 1 immediately displays the content that the user wants to display. Further, the information processing apparatus 1 can automatically classify content data depending on whether a user has viewed or not viewed a plurality of contents.

  On the other hand, in the PC mode, as shown in FIG. 9B, for example, “Tool”, “Document”, “Project”, “Mail”, “Material”, and “Project” are folders existing in the removable disk. Is a display mode for displaying a menu suitable for the PC access method, as in the case of displaying the folders “Project_A”, “Project_B”, and “Project_C” in the lower layer, and the OS (Operating System) of the PC is This is executed by attaching the attribute based on the determined format to the content data and storing it in the flash memory 14 provided in the data recording device 2.

  In the information processing system according to the present embodiment, on the data recording device 2 side, for example, the file name and extension, the file creation date and time, the file update date and time, the file access date and time, whether or not the file is read-only, It is possible to change the file classification and folder structure based on the file attributes such as whether or not there is.

  Here, the AV mode and the PC mode will be described in detail.

  First, the AV mode will be described. In the AV mode, as shown in FIG. 10, each file has any attribute. As an example of the attribute information attribute described above, when the genre is television broadcasting, the program name, the characters, the broadcast date and time, etc. When the genre is music, the song name, CD (Compact Disk) album name, When the genre is a still image, such as a composer name, a singer name, a player name, a position in a playlist that specifies the playback order of songs, the still image title, shooting date, resolution, and the like.

  When this AV mode is the upper display mode, the AV mode has the display modes shown in FIGS. 11A to 11D as the lower display modes.

  For example, in the AV mode, categories such as music, video, and photo are displayed in parallel on the first layer 21, and when the user selects music, the album A, album B,... E, etc. A lower display mode (FIG. 11A) for displaying content lists classified by album type in parallel, the first layer 21 has a second layer 22 in the lower layer, a song A and a song B ,..., A low-level display mode (FIG. 11B) for displaying content lists classified by music pieces in parallel, such as music E, and the playlist A on the second layer 22 that the first layer 21 has in the lower layer. , Playlist B, playlist C, subordinate table that displays in parallel a content list classified for each playlist such as music not registered in the playlist When the mode corresponding to the user's file usage state, such as the mode (FIG. 11C), saved in the first layer 21, unviewed, and trash can is displayed in parallel, and the user selects save, the second layer 22 in the lower layer is displayed. There is a lower display mode (FIG. 11 (D)) that displays in parallel a content list corresponding to a category in the AV mode, such as video, music, photo, and the like.

  For example, the information processing apparatus 1 can instantaneously switch and display a plurality of different lower display modes as shown in FIGS. 11 (A) to 11 (D).

  In this AV mode, even if the data recording device 2 is disconnected from the information processing device 1, the data recording device 2 stores which display mode was last used by the information processing device 1. Therefore, when the user accesses next time, the information processing apparatus 1 can perform display according to the display mode used last.

  A sequence when the information processing apparatus 1 and the data recording apparatus 2 exchange data when the AV mode is used in the information processing system according to the present embodiment will be described.

  FIG. 12 is a diagram for explaining an initial sequence of the information processing system using the AV mode.

  In step S1, the data recording device 2 outputs a plurality of upper display mode options such as the AV mode and the PC mode to the information processing device 1 that is the digital camera 1A, for example. In step S <b> 2, the information processing apparatus 1 that has input a plurality of display mode options selects the AV mode and outputs the result to the data recording apparatus 2. In step S <b> 3, the data recording device 2 outputs to the information processing device 1 the first layer 21 in which categories are displayed in parallel in the two-dimensional crossbar. In step S <b> 4, when the “video” category is selected from the categories displayed in parallel on the first layer 21, the information processing device 1 includes a content list that the “video” category has as a lower layer list. To request. In step S <b> 5, the data recording device 2 outputs the second layer 22 on which the content list included in the “moving image” category is displayed in parallel to the information processing device 1.

  Through such a sequence, the information processing apparatus 1 creates a GUI screen for performing menu display based on the logical structure of the AV mode menu screen created by the CPU 16 of the data recording apparatus 2, and displays this GUI screen. .

  Further, as shown in FIG. 13, the information processing apparatus 1 displays the screen 24 of the lower display mode of the AV mode shown in FIG. 11D from the screen 23 of the lower display mode of the AV mode shown in FIG. In step S6 subsequent to step S5, the information processing apparatus 1 requests the data recording apparatus 2 to switch the display of the screen. In step S <b> 7, the data recording device 2 outputs the first layer 21 of the two-dimensional crossbar displayed on the screen 24 requested by the information processing device 1 to the information processing device 1. In step S <b> 8, the information processing apparatus 1 requests the data recording apparatus 2 for a content list included in a specific category in the first layer 21. In step S <b> 9, the data recording device 2 outputs the second layer 22 on which the content list is displayed in parallel to the information processing device 1.

  The information processing apparatus 1 can instantaneously switch the display of the GUI screen in the AV mode through such a sequence.

  FIG. 14 is a diagram for explaining a sequence when the information processing apparatus 1 reads data from the data recording apparatus 2. In step S <b> 21, the information processing apparatus 1 issues a content read start request to the data recording apparatus 2 and requests to read the content name. In step S22, the data recording device 2 issues an access pointer corresponding to the content name. In step S23, the information processing apparatus 1 reads the access pointer, the read point, and the data length. In step S24, the data recording device 2 outputs the access pointer as data to the information processing device 1. In step S25, the information processing apparatus 1 outputs the access pointer to the data recording apparatus 2 as an end notification. In step S26, the data recording device 2 outputs the access pointer to the information processing device 1 as an acceptance notification.

  FIG. 15 is a diagram for explaining a sequence when the information processing apparatus 1 writes data to the data recording apparatus 2. In step S31, the information processing apparatus 1 issues a content write start request to the data recording apparatus 2 and requests a content name. In step S32, the data recording device 2 issues an access pointer that is a content name. In step S <b> 33, the information processing apparatus 1 outputs a request to write the access pointer and attribute information to the data recording apparatus 2 to the data recording apparatus 2. In step S34, the data recording device 2 outputs the access pointer to the information processing device 1 as an acceptance notification. In step S35, the information processing apparatus 1 writes the access pointer and the data length in the data recording apparatus 2. In step S36, the data recording device 2 outputs the access pointer to the information processing device 1 as an acceptance notification. In step S37, the information processing apparatus 1 outputs the access pointer to the data recording apparatus 2 as an end notification. In step S38, the data recording device 2 outputs the access pointer to the information processing device 1 as an acceptance notification.

  FIG. 16 is a diagram for explaining a sequence when the information processing apparatus 1 erases data written in the data recording apparatus 2. In step S41, the information processing device 1 presents the content name of the content data to be deleted to the data recording device 2, and requests the content data to be deleted. In step S <b> 42, the data recording device 2 outputs a consent notice to the information processing device 1.

  Next, the PC mode will be described. In the PC mode, as shown in FIG. 17, each file has a file format of any application software defined by the OS of the PC. Each file has an extension specified by each application software after each title, such as “.doc”, “.ppt”, “txt”, “.xls”, “.mdb”, etc. The content name is stored in the flash memory 14 included in the data recording device 2.

  This PC mode has display modes shown in FIGS. 18A to 18D as lower display modes.

  In this PC mode, for example, a display mode (FIG. 18A) in which content data files are classified and stored in folders according to purpose in the removable disk and displayed in this storage format (FIG. 18A), content data is displayed. A display mode (FIG. 18B) in which files are classified and stored in a folder on the removable disk for each application extension and displayed in this storage format (FIG. 18B), and content data files with different applications are stored in the removable disk And a display mode (FIG. 18C and FIG. 18D) for displaying them in parallel. In the PC mode, the information processing apparatus 1 can instantaneously switch and display a plurality of different display modes as shown in FIGS. 18A to 18D, for example, as in the AV mode. is there.

  Similarly to the AV mode, in this PC mode, even if the data recording device 2 is disconnected from the information processing device 1, the data recording device 2 stores which display mode was last used by the information processing device 1. Therefore, when the user accesses next time, the information processing apparatus 1 can display in the display mode used last.

  A sequence when the PC mode is used in the information processing system in the present embodiment will be described.

  FIG. 19 is a diagram for explaining an initial sequence of the information processing system using the PC mode. Here, the case where the screen shown in FIG. 18A is displayed as an example will be described.

  In step S51, the data recording apparatus 2 outputs a plurality of display mode options such as the AV mode and the PC mode to the information processing apparatus 1. In step S <b> 52, the information processing apparatus 1 that has input a plurality of display mode options selects the PC mode and outputs it to the data recording apparatus 2. In step S <b> 53, the data recording device 2 outputs the first layer folder 25 to the information processing device 1. In step S <b> 54, when the information processing apparatus 1 selects a folder whose folder name is “project” among the first layer folders, the information processing apparatus 1 requests the data recording apparatus 2 for a lower layer list included in the “project”. In step S <b> 55, the data recording device 2 outputs to the information processing device 1 the lower layer folder 26 whose folder names “Project” have “Project_A”, “Project_B”, and “Project_C”.

  Through such a sequence, the information processing apparatus 1 creates a GUI screen that displays a menu based on the logical structure of the PC mode menu screen created by the CPU 16 of the data recording apparatus 2, and displays this GUI screen. .

  In the PC mode, for example, when switching the display format from the screen 27 shown in FIG. 18A to the screen 28 shown in FIG. 18C, as shown in FIG. 20, in step S56 following step S55. The information processing apparatus 1 requests the data recording apparatus 2 to switch the display format. In step S57, the data recording device 2 outputs the content list on the screen 28 to the information processing device 1.

  The information processing apparatus 1 can instantaneously switch the display of the GUI screen in the AV mode through such a sequence.

  FIG. 21 is a diagram for explaining a sequence when the information processing apparatus 1 reads data from the data recording apparatus 2. In step S61, the information processing apparatus 1 issues a content read start request to the data recording apparatus 2 and requests the content name designating the content to be read. In step S62, the data recording device 2 issues an access pointer that is a content name. In step S63, the information processing apparatus 1 makes a read request for an access pointer, a read point, and a data length. In step S64, the data recording device 2 outputs the access pointer as data to the information processing device 1. In step S65, the information processing apparatus 1 outputs the access pointer as an end notification to the information processing apparatus 1. In step S66, the data recording device 2 outputs the access pointer to the information processing device 1 as an acceptance notification.

  FIG. 22 is a diagram for explaining a sequence when the information processing apparatus 1 writes data to the data recording apparatus 2. In step S <b> 71, the information processing apparatus 1 issues a content write start request to the data recording apparatus 2 and requests to read a content name specifying the content. In step S72, the data recording device 2 issues an access pointer that is a content name. In step S <b> 73, the information processing apparatus 1 issues a request for writing the access pointer and attribute information to the data recording apparatus 2 to the data recording apparatus 2. In step S74, the data recording device 2 outputs the access pointer to the information processing device 1 as an acceptance notification. In step S75, the information processing apparatus 1 writes the access pointer and the data length as data in the data recording apparatus 2. In step S76, the data recording device 2 outputs the access pointer to the information processing device 1 as an acceptance notification. In step S77, the information processing apparatus 1 outputs the access pointer to the data recording apparatus 2 as an end notification. In step S78, the data recording device 2 outputs the access pointer to the information processing device 1 as an acceptance notification.

  FIG. 23 is a diagram for explaining a sequence when the information processing apparatus 1 erases data written in the data recording apparatus 2. In step S81, the information processing apparatus 1 presents the content name of content data to be deleted to the data recording apparatus 2. In step S <b> 82, the data recording device 2 outputs consent notification data to the information processing device 1.

  Note that the information processing apparatus 1 according to the present embodiment is not limited to the AV (Audio Visual) mode and the PC (Personal Computer) mode as the upper display mode for displaying the menu on the screen, and other display modes such as, for example, As shown in FIGS. 24A, 25A, and 26A, page modes such as a still image page mode, a music album mode, and a moving image mode may be used.

  FIG. 24A is a diagram showing a display screen in the still image page mode in which the information processing apparatus 1 displays a plurality of photos on one screen, and FIG. 24B explains the sequence of the information processing system in the still image page mode. It is a figure for doing.

  As shown in FIG. 24B, in step S91, the data recording device 2 outputs a plurality of display modes such as an AV mode, a PC mode, a still image page mode, a music album mode, and a moving image mode to the information processing device 1.

  In step S92, the information processing apparatus 1 that has input a plurality of display modes selects the still image page mode. In step S93, the data recording device 2 outputs the thumbnail 1A of the first photo of the first page among the thumbnails of the four photos displayed on the first page in FIG. Similarly, in step S94, the thumbnail 2A of the second photo on the first page is displayed, in step S95, the thumbnail 3A of the third photo on the first page is displayed. The thumbnail 4A of the first photo is output to the information processing apparatus 1.

  In step S97, the information processing apparatus 1 requests the data recording apparatus 2 to output the next page. In step S98, the data recording device 2 outputs the thumbnail 5A of the first photo on the second page to the information processing device 1. Similarly, in step S99, the thumbnail 6A of the second photo on the second page is displayed. In step S100, the thumbnail 7A of the third photo on the second page is displayed. The thumbnail 8A of the first photo is output to the information processing apparatus 1.

  Through such a sequence, the information processing apparatus 1 creates a GUI screen that displays a menu based on the logical structure of the menu screen in the still image page mode created by the CPU 16 of the data recording device 2, and displays the GUI screen. indicate.

  In this still image page mode, the user selects the next page button 31 when displaying the next page on the screen, and selects the previous page button 32 when displaying the previous page.

  FIG. 25A is a diagram showing a display screen in the music album mode in which the information processing apparatus 1 displays a plurality of music albums on one screen, and FIG. 25B explains the sequence of the information processing system in this music album mode. FIG.

  As shown in FIG. 25A, in the music album mode, the information processing apparatus 1 displays three album jacket photos (jacket photo 41, jacket photo 42, and jacket photo 43) and artist names (artist 1, artist 2, and artist on the GUI screen). 3), album names (album 1, album 2 and album 3) and brief explanations for each music album are displayed.

  As shown in FIG. 25B, in step S111, the data recording device 2 outputs a plurality of display modes such as an AV mode, a PC mode, a still image page mode, a music album mode, and a moving image mode to the information processing device 1. In step S112, the information processing apparatus 1 that has input a plurality of display modes selects the music album mode and outputs the result to the data recording apparatus 2.

  In step S113, the data recording device 2 outputs the data of the jacket photo 41 of the first music album among the three music albums displayed on the first page to the information processing device 1. Similarly, in step S114, the artist name (artist 1) of the first music album, the title of the first music album (album 1) in step S115, and the first music album in step S116 are displayed. The explanation of the music album is output to the information processing apparatus 1.

  In step S117, the data recording device 2 outputs the jacket photo 42 of the second music album among the three music albums displayed on the first page to the information processing device 1. Similarly, in step S118, the artist name (artist 2) of the second music album, the title of the second music album (album 2) in step S119, and the second music album in step S120 are displayed. The explanation of the music album is output to the information processing apparatus 1.

  In step S <b> 121, the data recording device 2 outputs the jacket photo 43 of the third music album among the three music albums displayed on the first page to the information processing device 1. Similarly, in step S122, the artist name (artist 3) of the third music album, the title of the third music album (album 3) in step S123, and the third music album in step S124 are displayed. The explanation of the music album is output to the information processing apparatus 1.

  Through such a sequence, the information processing apparatus 1 creates a GUI screen for displaying a menu based on the logical structure of the menu screen of the music album mode created by the CPU 16 of the data recording apparatus 2 and displays this GUI screen. To do.

  Further, the user selects the next page button 31 when viewing the second page.

  FIG. 26A is a diagram illustrating a display screen in a moving image mode in which the information processing apparatus 1 displays a moving image film on which a plurality of moving image scene cuts such as movies and television dramas are displayed on one screen. It is a figure for demonstrating the sequence of the information processing system in this moving image mode.

  As shown in FIG. 26A, in the moving image mode, three moving image films and title names (title A, title B, and title C) of the moving image are displayed on the display screen of the information processing apparatus 1.

  As shown in FIG. 26B, in step S131, the data recording device 2 outputs a plurality of display mode options to the information processing device 1, such as an AV mode, a PC mode, a still image page mode, a music album mode, and a moving image mode. . In step S <b> 132, the information processing apparatus 1 that has input a plurality of display modes selects the moving image mode and outputs the result to the data recording apparatus 2.

  In step S <b> 133, the data recording device 2 outputs the title (title A) of the first moving image film among the three moving image films displayed on the first page to the information processing device 1. In step S <b> 134, the data recording device 2 outputs to the information processing device 1 the first sheet 51 </ b> A of the scene cut of the first movie film among the three movie films displayed on the first page. Similarly, in step S135, the second sheet 52A of the first movie film scene cut is output to the information processing apparatus 1, and in step S136, the third sheet 53A of the first movie film scene cut is output to the information processing apparatus 1. To do.

  In step S137, the data recording device 2 outputs the title (title B) of the second moving image film among the three moving image films displayed on the first page to the information processing device 1. In step S138, the data recording device 2 outputs the first cut 51B of the scene cut of the second moving image film out of the three moving image films displayed on the first page to the information processing device 1. Similarly, in step S139, the second sheet 52B of the second movie film scene cut is output to the information processing apparatus 1, and in step S140, the third sheet 53B of the second movie film scene cut is output to the information processing apparatus 1. To do.

  In step S <b> 141, the data recording device 2 outputs the title (title C) of the third movie film among the three movie films displayed on the first page to the information processing device 1. In step S <b> 142, the data recording device 2 outputs the first sheet 51 </ b> C of the scene cut of the third moving image film among the three moving image films displayed on the first page to the information processing device 1. Similarly, in step S143, the second cut 52C of the third movie film is output to the information processing apparatus 1, and in step S144, the third cut 53C of the third movie film is output to the information processing apparatus 1. To do.

  Through such a sequence, the information processing apparatus 1 creates a GUI screen for performing menu display based on the logical structure of the menu screen in the moving image mode created by the CPU 16 of the data recording apparatus 2, and displays this GUI screen. .

  Further, the user selects the next page button 31 when viewing the second page.

  In the information processing system according to the embodiment of the present invention, when the information processing apparatus 1 displays a menu of files, the data recording apparatus 2 creates a logical structure of the menu, so that the data recording apparatus 2 manages these files. Is possible.

  For example, when the data recording device 2 has a category “Recycle Bin” in the menu, the data recording device 2 performs an operation “automatically move a file that has not been accessed for three months or more to the Recycle Bin folder” to the data recording device 2. Can be performed automatically.

  That is, in the sequence performed by the information processing apparatus 1 and the data recording apparatus 2 as shown in FIG. 27, in step S151, the information processing apparatus 1 makes a request “Please turn on the trash box function” as the data recording apparatus 2. Output to. In step S152, the data recording device 2 outputs a consent notice to the information processing device 1. In step S153, the information processing apparatus 1 outputs a request “Please set the length of the period to 3 months” to the data recording apparatus 2. In step S <b> 154, the data recording device 2 outputs a consent notice to the information processing device 1.

  As described above, in the information processing system according to the embodiment of the present invention, the data recording device 2 creates a menu logical structure, and the information processing device 1 displays a menu on the GUI screen based on the menu logical structure. Therefore, it is possible to save the trouble of the information processing apparatus 1 searching for and displaying the file name in the data recording apparatus 2 and to increase the processing speed of the information processing system. In addition, since the data recording device 2 performs content file management, the user can use the content regardless of which information processing device the data recording device 2 is connected to.

  It should be noted that the present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the present invention.

  For example, in the above-described embodiment, as shown in FIG. 8, the host interface (I / F) 11 for inputting / outputting data to / from the information processing apparatus 1, the buffer 12, the RAM 13, and the content data are attributed. The information processing apparatus 1 classifies content data based on attribute information and a flash memory 14 for recording information and a flash memory interface (I / F) 15 for inputting / outputting data to / from the flash memory 14. Using a data recording apparatus 2 including a CPU 16 that creates a logical structure for displaying a menu of content data files, a ROM 17 in which a program executed by the CPU 16 is written, and a CPU bus 18. As described above, as another embodiment, a connection device 3 as shown in FIG. 28 can be used. It is. Here, the same components as those of the data recording device 2 are denoted by the same reference numerals and detailed description thereof is omitted.

  The connection device 3 includes a host interface (I / F) 11, a buffer 12, a RAM 13, a flash memory interface (I / F) 151, a CPU 16, a ROM 17, and a CPU bus 18. It is detachably connected to the flash memory 141 via a memory interface (I / F) 151, and performs content data write operation and / or read operation. As a result, the information processing apparatus 1 is connected to the connection apparatus 3 via the host interface (I / F) 11 and the logical structure of the menu created by the connection apparatus 3 in the same manner as when connected to the data recording apparatus 2. Since the GUI screen is created and the menu is displayed based on the above, it is possible to speed up a series of processing operations. In addition, since the connection device 3 performs content file management, the user can use the content regardless of which information processing device the connection device 3 is connected to.

  The flash memory interface (I / F) 151 conforms to, for example, USB (Universal Serial Bus), IEEE1394 (the Institute of Electrical and Electronics Engineers 1394), etc., and is a host interface (I / F). 11 may be a further extension of these.

  In the information processing system according to the above-described embodiment, the display mode of the information processing apparatus 1 is selected and displayed from one of the AV mode, the PC mode, and the page mode, as shown in FIG. Thus, for example, in order to display a file created in the PC mode in the AV mode, the category “PC mode file” is provided in the first layer 21 in the AV mode, and the PC mode file is included in this category. The PC layer files may be displayed in parallel on the second layer 22.

  In the information processing system according to the above-described embodiment, the data recording apparatus 2 includes the flash memory 14 as a recording unit. However, the recording unit is not limited to this, and a recording medium such as an HDD may be used.

It is the block diagram which showed the structure of the information processing system in this Embodiment. It is the figure which showed the protocol of the information processing system. (A) is the figure which showed a mode that information processing apparatus and a data recording device communicate at a physical level, (b) is a mode that a information processing device and a data recording device communicate at a logic level. (C) is a diagram showing how the information processing apparatus and the data recording apparatus communicate at the file level, and (d) is a menu level between the information processing apparatus and the data recording apparatus. It is the figure which showed a mode that it communicates by. It is a figure which shows the attribute information of a file. It is the figure which showed a mode that the menu logical structure was rearranged according to the genre based on the attribute information of a file. It is the figure which showed a mode that the logical structure of the menu was rearranged based on the file name. It is the figure which showed the GUI screen which an information processing apparatus produces. It is the block diagram which showed the structure of the data recording device in one Embodiment of this invention. (A) is the figure which showed a mode that the information processing apparatus in one Embodiment of this invention used AV mode, (B) was the information processing apparatus in one embodiment of this invention used PC mode. It is the figure which showed a mode. It is the figure which showed the attribute information which each file has in AV mode. (A) is a diagram showing a display mode in which content is classified and displayed by album type, and (B) is a diagram showing a display mode in which content is classified and displayed by music type. And (C) is a diagram showing a display mode in which content is classified and displayed for each playlist, and (D) is a display mode in which content is displayed corresponding to the category classification in the AV mode. It is a figure. It is a figure for demonstrating the initial sequence of the information processing system using AV mode. It is the figure which showed a mode that the display format of AV mode was changed. It is a figure for demonstrating the sequence at the time of an information processing apparatus reading the data of a data recording device. It is a figure for demonstrating the sequence at the time of information processing apparatus writing data in a data recording device. It is a figure for demonstrating the sequence at the time of erasing the data written in the data recording device by the information processing apparatus. It is the figure which showed the file format of the application software in each file. (A) is a diagram showing a display mode in which content is classified and displayed by folder, (B) is a diagram showing a display mode in which content is classified and displayed by extension, and (C) And (D) is a diagram showing a display mode in which different contents of applications stored in a removable disk are displayed in parallel. It is a figure for demonstrating the initial sequence of the information processing apparatus system using PC mode. It is the figure which showed a mode that the display format of PC mode was changed. It is a figure for demonstrating the sequence at the time of an information processing apparatus reading the data of a data recording device. It is a figure for demonstrating the sequence at the time of information processing apparatus writing data in a data recording device. It is the figure which showed the sequence at the time of the information processing apparatus erasing the data written in the data recording device. It is the figure which showed the display screen of still image page mode. It is a figure for demonstrating the sequence of the information processing system in still image page mode. It is the figure which showed the display screen of music album mode. It is a figure for demonstrating the sequence of the information processing system in music album mode. It is the figure which showed the display screen of animation mode. It is a figure for demonstrating the sequence of the information processing system in moving image mode. It is a figure for demonstrating the sequence in an example of the file management which a data recording device performs. It is the figure which showed the structure of the connection apparatus in another embodiment of this invention. It is the figure which showed a mode that the file produced in PC mode was displayed in AV mode. It is a block diagram which shows the structure of a general semiconductor memory.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 Information processing apparatus, 2 Data recording device, 11 Host interface, 12 Buffer, 13 RAM, 14 Flash memory, 15 Flash memory interface, 16 CPU, 17 ROM, 18 CPU bus

Claims (8)

A data recording apparatus that is detachably connected to an information processing apparatus including a display unit and performs a content data writing operation and / or a reading operation,
Recording means for recording the content data;
Logical structure creation means for creating a logical structure for displaying the content data file on the display means as a menu;
A data recording apparatus comprising: output means for outputting information of the logical structure to the information processing apparatus when connected to the information processing apparatus. The attribute data is attached to the content data recorded in the recording means,
2. The data recording apparatus according to claim 1, wherein the logical structure creating means creates the logical structure by classifying content data based on the attribute information. The logical structure creating means creates a logical structure which is a display method for displaying content data categories classified based on the attribute information and content data files corresponding to the categories. Item 4. A data recording apparatus according to Item 1. A connection device that is detachably connected to an information processing device including a display unit and a recording device that records data, and performs a writing operation and / or a reading operation of content data,
Logical structure creation means for creating a logical structure for displaying the content data file on the display means as a menu;
A connection device comprising: output means for outputting information of the logical structure to the information processing device when connected to the information processing device. Recording means for recording content data;
A logical structure creation means for creating a logical structure for the information processing apparatus to display the content data file as a menu;
An information processing apparatus detachably connected to a data recording apparatus comprising output means for outputting information of the logical structure to the information processing apparatus,
Screen creation means for creating a menu screen of the content data file based on the logical structure information output from the output means;
An information processing apparatus comprising: display means for displaying the menu screen created by the screen creation means. 6. The information processing apparatus according to claim 5, wherein the display means instantaneously switches and displays a plurality of different screens created by the screen creation means. An information processing system comprising an information processing device having a display means and a data recording device that is detachably connected to the information processing device and performs a data writing operation and / or a data reading operation,
The data recording device is
Recording means for recording the content data;
Logical structure creation means for creating a logical structure for displaying the content data file on the display means as a menu;
Output means for outputting information of the logical structure to the information processing apparatus when connected to the information processing apparatus;
The information processing apparatus
Screen creation means for creating a menu screen of the content data file based on the logical structure information output from the output means;
An information processing system comprising: display means for displaying the menu screen created by the screen creation means. An information processing method in an information processing system comprising an information processing apparatus having a display unit and a data recording apparatus that is detachably connected to the information processing apparatus and performs a data writing operation and / or a data reading operation,
The data recording device is
A recording process for recording the content data;
A logical structure creating step in which the display means creates a logical structure for displaying the content data file as a menu;
An output step of outputting information of the logical structure to the information processing device when connected to the information processing device;
The information processing apparatus
A screen creation step of creating a menu screen of the content data file based on the logical structure information output from the output step;
A display step for displaying the menu screen created in the screen creation step.

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