JP2012073797A - Electronic terminal device and method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electronic terminal device and method capable of, each time a user purchases and receives a new electronic book, generating index information for retrieving a plurality of electronic books included in an electronic bookshelf from the electronic bookshelf where the new electronic book is added.SOLUTION: The electronic terminal device 10 includes an electronic book DB 31 and an index information DB 32. The electronic terminal device 10 receives a new electronic book and new index information integrally structured with the electronic book for retrieving phrases in the new electronic book from an index information server 50 and stores the received new electronic book in the electronic book DB 31. The electronic terminal device 10 adds the received new index information to index information stored in the index information DB 32, reconfigures the index information for retrieving phrases in a plurality of electronic books included in an electronic bookshelf where the new electronic book is added, and stores it in the index information DB 32.

Description

  The present invention relates to an electronic terminal and a method for searching a plurality of electronic books.

  In recent years, with the spread of communication networks, an individual can easily purchase an electronic book, which is an electronic book, from a personal computer or the like. The purchased electronic book is read on a display such as a personal computer, or read on a terminal device for reproduction (electronic book reader).

  Such a search program for searching for an electronic book uses the electronic book index information corresponding to the table of contents or index of the book to search for and display a target page. Patent Document 1 that discloses a technique for quickly creating index information that enables easy retrieval of the electronic book is known.

  The electronic book creation support apparatus disclosed in Patent Literature 1 searches a word included in a dictionary from a character string in text document data, and indexes when the searched word satisfies a predetermined posting condition. It extracts as words and at the same time, extracts page information indicating the appearing page in the text. Then, the creation support apparatus creates an index based on these pieces of information. Further, the creation support device searches the body text data for a headline including the title character string on the table of contents based on a predetermined search condition, extracts page information on the search position, and based on the page information, extracts the table of contents. Create and add link information to the table of contents and index.

JP 2000-250908 A

  However, even if the index of each electronic book is created by the electronic book creation support apparatus of Patent Document 1 for the electronic book purchased by the user, the creation support apparatus can determine which electronic phrase is used for each purchased electronic book. You can only create an index that can be searched for whether it is included in a book, and even if a user purchases multiple e-books, configure an index etc. to search for phrases across these e-books I can't do it.

  Therefore, every time a user purchases a new electronic book, an apparatus and method for creating index information for searching a plurality of electronic books included in the electronic book shelf from the electronic book shelf to which the new electronic book is added. It is desired.

  Each time the user purchases a new electronic book and receives it, the index information for searching a plurality of electronic books included in the electronic book shelf is searched from the electronic book shelf to which the new electronic book is added. It is an object of the present invention to provide an electronic terminal and method to be created.

  The present invention provides the following solutions.

  (1) An electronic terminal that is communicably connected to an electronic book server via a communication network, and includes electronic book storage means for storing a plurality of electronic books included in a predetermined electronic bookcase, and included in the electronic bookcase Index information storage means for storing index information for searching for a phrase in a plurality of electronic books, and the electronic book server, a new electronic book, and a new electronic book, integrated with the new electronic book, Receiving means for receiving new index information for searching for a word of the word, electronic book storing means for storing the new electronic book received by the receiving means in the electronic book storage means, and receiving by the receiving means Adding the new index information to the index information stored in the index information storage means, Index information reconstructing means for reconstructing index information for searching for words in a plurality of electronic books included in the electronic book shelf including a new electronic book, and storing the index information in the index information storage means Electronic terminal.

  According to the configuration of (1), the electronic terminal according to the present invention includes an electronic book storage unit that stores a plurality of electronic books included in a predetermined electronic bookcase, and a phrase in the plurality of electronic books included in the electronic bookcase. Index information storage means for storing index information for searching. Then, the electronic terminal receives new index information for searching for a new electronic book and a phrase in the new electronic book from the electronic book server, and receives the new index information. Electronic books are stored in the electronic book storage means. Next, the electronic terminal adds the received new index information to the index information stored in the index information storage unit, and adds the new electronic book to a plurality of electronic books included in the electronic book shelf. Index information for searching for a phrase is reconstructed and stored in the index information storage means.

  That is, the electronic terminal according to the present invention receives a new electronic book and new index information from the electronic book server, stores the new electronic book in the electronic book storage means, and stores the new index information as index information. It is added to the index information stored in the storage means, reconfigured, and stored in the index information storage means. Therefore, each time a user purchases and receives a new electronic book, the electronic terminal according to the present invention obtains a plurality of electronic books included in the electronic book shelf from the electronic book shelf including the new electronic book. Index information to be searched can be created.

  (2) A measuring unit that measures a browsing time for each page of the electronic book based on a browsing operation of the user, and a browsing time measured by the measuring unit is set as a browsing time for a word / phrase included in the page. (1) The electronic terminal according to (1), further comprising index information correcting means for correcting the index information so that the degree of association between the word and the electronic book increases as time goes on.

  According to the configuration of (2), the electronic terminal according to (1) measures the browsing time for each page of the electronic book based on the user's browsing operation, and the measured browsing time is included in the phrase The index information is corrected so that the degree of association between the phrase and the electronic book increases as the browsing time increases. Therefore, every time a user purchases and receives a new electronic book, the electronic terminal according to the present invention searches the electronic book shelf including the new electronic book for an electronic book having a high degree of relevance to the phrase. Index information can be created.

  (3) An electronic book that deletes, from the electronic book storage unit, an electronic book that has received the operation to delete in response to receiving an operation to delete one of the plurality of electronic books included in the electronic book shelf. The index information reconstructing means further reconstructs index information for searching for words in a plurality of electronic books included in the electronic book shelf deleted by the electronic book deleting means, The electronic terminal according to (1) or (2), wherein the index information from which index information for searching for a phrase that is no longer included in the electronic book is deleted is reconstructed.

  According to the configuration of (3), the electronic terminal described in (1) or (2) performs the deleting operation in response to receiving an operation of deleting any of the plurality of electronic books. The received electronic book is deleted from the electronic book storage unit, the index information storage unit is reconfigured, and the index information storage unit from which words that are no longer included in any electronic book are deleted is reconfigured. Therefore, each time a user purchases and receives a new electronic book, the electronic terminal according to the present invention obtains a plurality of electronic books included in the electronic book shelf from the electronic book shelf including the new electronic book. Index information to be searched can be created more appropriately.

  (4) A method executed by an electronic terminal connected to an electronic book server through a communication network so that the electronic terminal stores a plurality of electronic books included in a predetermined electronic bookcase. Book storage means, and index information storage means for storing index information for searching for words in a plurality of electronic books included in the electronic book shelf, wherein the method receives a new electronic document from the electronic book server. A reception step of receiving a new index information for searching for a book and a phrase in the new electronic book, and the new electronic book received in the reception step, The electronic book storing step for storing in the book storage means and the new index information received by the receiving step are stored in the index. In addition to the index information stored in the storage information storage means, the index information for searching for words in a plurality of electronic books included in the electronic book shelf including the new electronic book is reconstructed. And an index information reconstruction step of storing in the index information storage means.

  Therefore, the method (4) is included in the electronic book shelf from the electronic book shelf to which the new electronic book is added every time the user purchases and receives a new electronic book, as in (1). Index information for searching a plurality of electronic books can be created.

  Each time the user purchases and receives a new electronic book, etc., the present invention receives the new electronic book and index information configured integrally with the new electronic book, and adds the new electronic book. From the electronic bookcase, it is possible to create index information for searching a plurality of electronic books included in the electronic bookcase.

1 is a functional block diagram illustrating a functional configuration of an electronic terminal according to an embodiment of the present invention. It is a figure which shows the example of electronic book DB of the electronic terminal which concerns on one Embodiment of this invention. It is a figure which shows the example of index information DB of the electronic terminal which concerns on one Embodiment of this invention. 5 is a flowchart illustrating a reception process of an electronic terminal according to an embodiment of the present invention. FIG. 5 is a diagram illustrating reconfiguration of an index information DB by an index information reconfiguration unit in the reception process of the electronic terminal according to an embodiment of the present invention. 5 is a flowchart illustrating browsing processing of an electronic terminal according to an exemplary embodiment of the present invention. 5 is a flowchart illustrating a deletion process of an electronic terminal according to an embodiment of the present invention. It is a figure which shows the example of a display of the search result by the electronic terminal which concerns on one Embodiment of this invention.

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

  The electronic terminal 10 of this embodiment is applied to a computer and its peripheral devices. Each unit in the present embodiment is configured by hardware included in a computer and its peripheral devices, and software that controls the hardware.

  The hardware includes a storage unit, a communication device, a display device, and an input device in addition to a CPU (Central Processing Unit) as a control unit. Examples of the storage unit include a memory (RAM: Random Access Memory, ROM: Read Only Memory, etc.), a hard disk drive (HDD: Hard Disk Drive), and an optical disk (CD: Compact Disc, DVD: Digital Versatile Drive, etc.). It is done. Examples of the communication device include various wired and wireless interface devices. Examples of the display device include various displays such as a liquid crystal display and a plasma display. Examples of the input device include a keyboard and a pointing device (mouse, tracking ball, etc.).

  The software includes a computer program and data for controlling the hardware. The computer program and data are stored in the storage unit, and are appropriately executed and referenced by the control unit. The computer program and data can be distributed via a communication line, or can be recorded on a computer-readable medium such as a CD-ROM and distributed.

  FIG. 1 is a functional block diagram showing a functional configuration of an electronic terminal 10 according to an embodiment of the present invention. The electronic terminal 10 is connected to the electronic book server 50 through a communication network 70 so as to be communicable. The electronic terminal 10 includes an electronic book DB (database) 31 as an electronic book storage unit, an index information DB 32 as an index information storage unit, a reception unit 11 as a reception unit, and an electronic book storage unit. A book storage unit 12, an index information reconstruction unit 13 as index information reconstruction means, a measurement unit 14 as measurement means, an index information correction unit 15 as index information correction means, and an electronic book deletion means And a book deletion unit 16. Hereinafter, each part will be described in detail.

  The electronic book DB 31 stores a plurality of electronic books included in a predetermined electronic book shelf. For example, the electronic book DB 31 stores electronic book identification information (book ID) and an electronic book in association with each other (see FIG. 2 described later).

The index information DB 32 stores index information for searching for words in a plurality of electronic books included in the electronic book shelf. For example, the index information DB 32 stores electronic book identification information (book ID) and position information in the electronic book in association with words (see FIG. 3 described later).
Here, the phrase includes a word constituting a sentence and a phrase composed of a plurality of words. The index information associates, for example, a phrase (keyword) in the electronic book and information (page, row, column, etc.) about the position in the electronic book where the phrase is used.

  The receiving unit 11 receives new index information for searching for a new electronic book and a phrase in the new electronic book from the electronic book server 50. For example, new index information configured integrally with a new electronic book associates position information (page, row, column, etc.) in the electronic book with words and phrases used at the position.

  The electronic book storage unit 12 stores the new electronic book received by the reception unit 11 in the electronic book DB 31.

  The index information reconstruction unit 13 adds the new index information received by the receiving unit 11 to the index information stored in the index information DB 32 and adds a plurality of electronic books included in the electronic book shelf to which the new electronic book is added. Index information for searching for words in the book is reconstructed and stored in the index information DB 32.

  For example, the index information reconstructing unit 13 matches the correspondence between the position information and the phrase in the electronic book in the new index information received by the receiving unit 11 with the correspondence constituting the index information DB 32. To do. Specifically, when the new index information associates a phrase with position information in the electronic book, the position information and the phrase are transposed to associate the position information in the electronic book with the phrase.

  Next, the index information reconfiguration unit 13 adds new index information that is the same as the configuration of the index information DB 32 to the index information of the index information DB 32, reconfigures it, and stores it in the index information DB 32. Examples of the addition to the index information include simple addition to the same word / phrase, merging based on the electronic book name in the same word / phrase, and merging based on the page.

  The measurement part 14 measures the browsing time for every page of an electronic book based on a user's browsing operation. For example, the measurement unit 14 acquires a new page of the electronic book displayed on the display device. Next, the measurement unit 14 starts measuring time and measures the time until it is detected that a page different from the acquired page is displayed.

  The index information correction unit 15 sets the browsing time measured by the measurement unit 14 as the browsing time of the words included in the page, and sets the index information so that the degree of association between the words and the electronic book increases as the browsing time increases. to correct. For example, the index information correction unit 15 sets the browsing time of the page measured by the measurement unit 14 as the browsing time of the words included in the page, and adds the browsing time of the index information DB 32 in association with the words and phrases. Store. And when searching for an electronic book by a phrase using the index information DB 32, the search processing is performed as the longer the viewing time associated with the phrase, the longer the browsing time associated with the phrase. It is determined that the degree of association with the electronic book is high, and an electronic book having a high degree of association with the word is used as a search result.

  The electronic book deletion unit 16 deletes, from the electronic book DB 31, the electronic book that has received the deleting operation in response to receiving an operation of deleting any of the plurality of electronic books included in the electronic book shelf. And the index information reconstruction part 13 deletes the electronic book deleted by the electronic book deletion part 16 among the electronic books matched with the phrase in the index information of the index information DB 32, and uses the index information of the index information DB 32 as the index information. Reconfigure. Further, the index information reconstructing unit 13 deletes the phrase that is no longer included in any electronic book from the index information DB 32 and reconstructs the index information in the index information DB 32.

  FIG. 2 is a diagram illustrating an example of the electronic book DB 31 of the electronic terminal 10 according to an embodiment of the present invention. The electronic book DB 31 stores a book ID in association with an electronic book. The book ID may be book identification information generated by the electronic book server 50. The electronic book associated with the book ID may be a file name in which electronic book data is stored or link information.

  FIG. 3 is a diagram illustrating an example of the index information DB 32 of the electronic terminal 10 according to an embodiment of the present invention. The index information DB 32 associates the phrase included in the electronic book with the position information in the electronic book of the phrase, the book ID, and the browsing time. The browsing time is a time measured by the measurement unit 14.

  FIG. 4 is a flowchart illustrating a reception process of the electronic terminal 10 according to an embodiment of the present invention.

  In step S <b> 101, a CPU (hereinafter simply referred to as a CPU) (reception unit 11) of the electronic terminal 10 receives index information configured integrally with the electronic book together with the electronic book. More specifically, the CPU receives the electronic book and receives new index information in which position information on the electronic book is associated with a word / phrase included in the electronic book. Thereafter, the CPU moves the process to step S102.

  In step S <b> 102, the CPU (electronic book storage unit 12) stores the received electronic book in the electronic book DB 31. Thereafter, the CPU moves the process to step S103.

  In step S103, the CPU (index information reconstruction unit 13) creates merge index information from the received new index information. More specifically, the CPU transposes the correspondence between the position information in the electronic book and the phrase in the received new index information so as to be the same as the correspondence in the index information DB 32, and merges it. Create index information. Thereafter, the CPU moves the process to step S104.

  In step S104, the CPU (index information reconstruction unit 13) reconstructs the index information in the index information DB 32. More specifically, the CPU merges the merge index information created in step S103 with the index information in the index information DB 32 to reconfigure the index information DB 32. Thereafter, the CPU ends the process.

  FIG. 5 is a diagram illustrating reconfiguration of the index information DB 32 by the index information reconfiguration unit 13 in the reception process of the electronic terminal 10 according to an embodiment of the present invention. FIG. 5A shows an example of the index information DB 32 before being reconstructed by the index information reconstructing unit 13. FIG. 5B illustrates an example of new index information configured integrally with an electronic book (for example, AAAAA) received by the receiving unit 11. FIG. 5 (3) shows the merge index information (not shown) created by transposing the words and position information of the new index information by the index information reconstruction unit 13, and the created merge index information. And the index information of the index information DB 32 before reconfiguration is merged to show the reconfigured index information DB 32. In the reconstructed index information DB 32, an electronic book AAAAA is newly added to the phrase “Sakura” and merged before the electronic book BBBBB by merging based on the electronic book name. The same applies to the phrase “Ryoma”.

  FIG. 6 is a flowchart illustrating browsing processing of the electronic terminal 10 according to an embodiment of the present invention.

  In step S201, the CPU (measurement unit 14) detects a new page. More specifically, the CPU detects that the electronic book displayed on the display device is a new page from page scroll information, page jump information, or the like. Thereafter, the CPU moves the process to step S202.

  In step S202, the CPU (measurement unit 14) measures time. More specifically, the CPU measures time by counting timer interruptions at regular intervals. Thereafter, the CPU moves the process to step S203.

  In step S203, the CPU (measurement unit 14) determines whether or not a new page has been transferred. More specifically, the CPU determines whether or not the electronic book displayed on the display device has shifted to a new page based on page scroll information, jump information between pages, or the like. If this determination is YES, the CPU moves the process to step S204, and if this determination is NO, the CPU moves the process to step S202.

  In step S204, the CPU (index information correction unit 15) stores the measured time in the index information DB 32 in association with the phrase. More specifically, the CPU searches the index information DB 32 by the page detected in step S201, and adds the measured time to the browsing time associated with the word / phrase corresponding to the searched page and stores it. Thereafter, the CPU ends the process.

  FIG. 7 is a flowchart illustrating a deletion process of the electronic terminal 10 according to an embodiment of the present invention.

  In step S301, the CPU (electronic book deletion unit 16) deletes the electronic book. More specifically, the CPU deletes the electronic book from the electronic book DB 31 in response to receiving an operation for deleting the electronic book. Thereafter, the CPU moves the process to step S302.

  In step S <b> 302, the CPU (electronic book deletion unit 16) reconstructs the index information along with the deletion of the electronic book. More specifically, the CPU deletes the electronic book deleted in step S301 from the electronic books associated with the words in the index information DB 32, and reconfigures the index information DB 32. Thereafter, the CPU moves the process to step S303.

  In step S <b> 303, the CPU (electronic book deleting unit 16) determines whether there is a phrase that is no longer included in any electronic book, that is, a phrase that does not correspond to the electronic book in the index information DB 32. More specifically, the CPU determines whether there is a phrase that is not associated with a book ID among the phrases in the index information DB 32. If this determination is YES, the CPU moves the process to step S304, and if this determination is NO, the CPU ends the process.

  In step S304, the CPU (electronic book deleting unit 16) deletes words and phrases that do not correspond to the electronic book and reconstructs the index information. More specifically, the CPU deletes words / phrases not associated with a book ID from words / phrases in the index information DB 32 and reconfigures the index information DB 32. Thereafter, the CPU ends the process.

  FIG. 8 is a diagram illustrating a display example of search results by the electronic terminal 10 according to an embodiment of the present invention. FIG. 8A shows a search result when the electronic terminal 10 does not use the browsing time in the search, and FIG. 8B shows a search result when the electronic terminal 10 uses the browsing time in the search. ing.

  In FIG. 8 (1), when the electronic terminal 10 receives the keyword “Ryoma” from the input field 501 and detects that the search button 503 is pressed, the electronic terminal 10 refers to the index information DB 32 and reads an electronic book including the phrase “Ryoma”. Searched and displayed in the result column 502 in the order of the book ID of the searched electronic book.

  In FIG. 8 (2), the electronic terminal 10 refers to the index information DB 32, searches for an electronic book including the phrase “Ryoma”, and browses the page in which the phrase is used among the searched electronic books. Are displayed in the result column 502 in descending order.

  According to the present embodiment, the electronic terminal 10 includes an electronic book DB 31 that stores a plurality of electronic books included in a predetermined electronic book shelf, and an index for searching for words in the plurality of electronic books included in the electronic book shelf. And an index information DB 32 for storing information. Then, the electronic terminal 10 receives, from the electronic book server 50, new index information configured to search for a new electronic book and a phrase in the new electronic book, and receives the new index information. The new electronic book is stored in the electronic book DB 31. Next, the electronic terminal 10 adds the received new index information to the index information stored in the index information DB 32, and in the plurality of electronic books included in the electronic book shelf including the new electronic book. The index information for searching for a phrase is reconstructed and stored in the index information DB 32. Furthermore, the electronic terminal 10 measures the browsing time for each page of the electronic book based on the user's browsing operation, and sets the measured browsing time as the browsing time for the words included in the page. The index information in the index information DB 32 is corrected so that the degree of association between the information and the electronic book increases. Then, in response to accepting an operation for deleting one of the plurality of electronic books, the electronic terminal 10 deletes the electronic book that has received the deletion operation from the electronic book DB 31, and stores the index information DB 32. The index information DB 32 is reconstructed by deleting words and phrases that are no longer included in any electronic book. Therefore, every time the user purchases and receives a new electronic book, the electronic terminal 10 selects a plurality of electronic books included in the electronic book shelf as search targets from the electronic book shelf to which the new electronic book is added. Index information to be created can be created.

  As mentioned above, although embodiment of this invention was described, this invention is not restricted to embodiment mentioned above. The effects described in the embodiments of the present invention are only the most preferable effects resulting from the present invention, and the effects of the present invention are limited to those described in the embodiments of the present invention. is not.

DESCRIPTION OF SYMBOLS 10 Electronic terminal 11 Reception part 12 Electronic book storage part 13 Index information reconstruction part 14 Measurement part 15 Index information correction | amendment part 16 Electronic book deletion part 31 Electronic book DB
32 Index information DB

Claims (4)

An electronic terminal that is communicably connected to an electronic book server via a communication network,
Electronic book storage means for storing a plurality of electronic books included in a predetermined electronic bookcase;
Index information storage means for storing index information for searching for words in a plurality of electronic books included in the electronic bookcase;
A receiving means for receiving new index information for searching for a new electronic book and a phrase in the new electronic book from the electronic book server; and
Electronic book storage means for storing the new electronic book received by the receiving means in the electronic book storage means;
Among the plurality of electronic books included in the electronic book shelf, in which the new index information received by the receiving unit is added to the index information stored in the index information storage unit and the new electronic book is added. An electronic information terminal comprising: index information reconstructing means for reconstructing index information for searching for the phrase and storing the index information in the index information storage means. Measuring means for measuring a browsing time for each page of the electronic book based on a user's browsing operation;
An index that corrects the index information so that the browsing time measured by the measuring unit is a browsing time of a word included in the page, and the degree of association between the word and the electronic book increases as the browsing time increases. The electronic terminal according to claim 1, further comprising information correction means. An electronic book deleting unit that deletes an electronic book that has received an operation of deleting from the electronic book storage unit in response to receiving an operation of deleting one of the plurality of electronic books included in the electronic book shelf. In addition,
The index information reconstructing means reconstructs index information for searching for a phrase in a plurality of electronic books included in the electronic bookcase deleted by the electronic book deleting means, and further, in any electronic book The electronic terminal according to claim 1 or 2, wherein the index information from which index information for searching for a phrase that is no longer included is deleted is reconstructed. A method executed by an electronic terminal that is communicably connected to an electronic book server via a communication network,
The electronic terminal is
Electronic book storage means for storing a plurality of electronic books included in a predetermined electronic bookcase;
Index information storage means for storing index information for searching for words in a plurality of electronic books included in the electronic book shelf,
The method
A receiving step for receiving new index information for searching for a new electronic book and a phrase in the new electronic book from the electronic book server; and
An electronic book storing step of storing the new electronic book received in the receiving step in the electronic book storage means;
Among the plurality of electronic books included in the electronic book shelf, in which the new index information received by the receiving step is added to the index information stored in the index information storage unit and the new electronic book is added. Reconstructing index information for searching for the word and storing it in the index information storage means.

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