JP2011086050A - Information processing terminal and computer program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an information processing terminal which can efficiently and comfortably perform entire browsing and detailed browsing of a large image. <P>SOLUTION: The information processing terminal includes a display device having first and second display areas 56 and 58, and a storage part storing page images. The page image includes one or more articles 102 arranged in a predetermined layout. The information processing terminal further includes: a first display part displaying the page image on the first display area 56; an operation part for making a user select optional one of the articles; and a second display part which displays an image expanding the partial region in response to selection of one of the articles by the user on the second display area 58. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to an information processing terminal having a function of browsing an electronic publication such as an electronic newspaper, and particularly has only a display device having a very small size compared to the entire size of a page image of the electronic publication. Regardless, it relates to an information processing terminal that allows users to browse electronic publications comfortably.

  PDAs (Personal Digital Assistants) and portable information processing terminals equipped with a display device, represented by mobile phones, are widely used, and most people have one such terminal. . The function of the display device is greatly improved, and a large-capacity image can be displayed on a small screen with high resolution. With the development of such technology, it is becoming common to browse electronic publications such as electronic books or electronic newspapers with portable information processing terminals.

  In electronic books, electronic newspapers, and the like, articles and photographs, and “headings” that express the contents of articles in a straightforward and accurate manner are effectively laid out according to the degree of attention. This layout screen is the most important feature in electronic books and electronic newspapers. The layout screen allows readers to easily understand the importance of articles.

  As such functions become widespread, portable information processing terminals with small display devices have a problem of how to easily view desired information from many displayed articles and photographs. .

  Patent Document 1 discloses a technique for collecting heading information included in an electronic newspaper and displaying it in a list, selecting an arbitrary article from the heading list, and displaying an article corresponding to the heading. With the technique of Patent Literature 1, the user can immediately know the content of the article from the headline, and can easily select the desired article.

  Japanese Patent Application Laid-Open No. 2004-228561 discloses a technique for reducing the image data of an electronic newspaper and displaying it on a display device, and displaying the image data divided into frames for each article. Patent Document 3 discloses a technique for displaying image data of an electronic newspaper in a reduced size and displaying only a large heading included in the image data. In both cases of Patent Document 2 and Patent Document 3, a desired article can be selected from the display screen displayed in layout, and the selected portion can be enlarged and displayed.

JP-A-9-62688 JP-A-8-265556 JP 2002-236701 A

  As described above, the greatest feature of electronic books and electronic newspapers is the layout of articles. The layout of an article considering its appearance and readability can be an important factor that influences reader acquisition. Therefore, companies that issue electronic books and electronic newspapers are required to display information while maintaining the layout of articles. On the other hand, in the case of a portable information processing terminal, the screen is small and it is difficult to display so that the entire paper surface can be confirmed. Therefore, it is difficult to display a desired article so that it can be easily searched and confirmed. Therefore, there is a need for an apparatus that can easily and reliably browse information desired by a user while maintaining the article layout.

  The technique of Patent Literature 1 extracts headline information from electronic newspaper data and displays it as a list. Therefore, there is a problem that the layout information of the article is lost. In addition, when browsing another article after browsing a certain article, it is necessary to return to the list screen of the heading information again, and there is a problem that the operation is troublesome.

  The technique of Patent Literature 2 selects an article from the entire display of the reduced paper and displays it in an enlarged manner. Therefore, while browsing the enlarged article, it is impossible to confirm the position of the article on the entire page, and the operation for searching for another article is complicated.

  In the technique of Patent Document 3, only preset headings are enlarged and displayed when image data is created. The headline for which the enlarged display setting has not been set is displayed on the entire sheet with a small display. Since the importance of articles varies from user to user, there is a risk that important articles will be overlooked by users.

  Therefore, there is a demand for an apparatus that can comfortably view an image of a large area such as an electronic publication while easily confirming the partial area and its position.

  In view of the above problems, an object of the present invention is to provide an information processing terminal capable of efficiently and comfortably browsing an entire large image and viewing a detail, and a computer program therefor. is there.

  An information processing terminal according to a first aspect of the present invention includes information including a display device having first and second display areas, and image data storage means for storing image data to be displayed on the display device. It is a processing terminal. The image data includes one or a plurality of partial areas arranged in a predetermined layout. The information processing terminal further includes first display means for displaying an image of an area larger than one or more partial areas of the image data stored in the image data storage means on the first display area, and 1 or An area selecting means for causing the user to select any one of the plurality of partial areas, and the partial area in response to selection of one or more partial areas by the user by the area selecting means; And a second display means for displaying an enlarged image in the second display area.

  The first display means displays an image of an area larger than one or a plurality of partial areas of the image data stored in the image data storage means in the first display area. When the user selects any one of the partial areas in the image displayed in the first display area by the area selection means, the second display means displays an image obtained by enlarging the partial area as the second display area. indicate.

  Preferably, the information processing terminal is selected by the region selection unit in the image of the region displayed by the first display unit in response to the user selecting one of the partial regions by the region selection unit. Further includes highlighting means for highlighting the partial area.

  Since the partial area selected by the partial area selection means is displayed with emphasis by the emphasis means, the user can display the partial area currently displayed in the second display area on the first display means. You can easily check which part of the image is.

  More preferably, the display device includes a first display section having a first display area and a second display section having a second display area and controlled independently of the first display section.

  The display device virtually divides a single display surface as a first display area and a second display area, and a first display unit and a second display respectively. And means for controlling the display unit to display an image from the means.

  Preferably, each of the one or more partial areas includes a first portion in which characters of a first size are arranged, and a second portion in which characters of a second size larger than the first size are arranged. And the first display means is arranged so that the size of the characters of the second part of each partial area when displayed on the first display area is not less than a predetermined threshold value. The second part is enlarged and displayed.

  Among the images displayed in the first display area, the contents of the first size characters cannot be confirmed, but the second size characters can be confirmed. The user can determine what information is in which part of the image displayed in the first display area, and can select which partial area next. Becomes easier.

  More preferably, the image displayed on the second display means is a further part of the partial area selected by the area selection means.

  More preferably, the second display means adjusts the size of a part of the image so as to match the size of the second display area, and displays the image.

  The area displayed by the first display means may be the entire image defined by the image data.

  When the computer program according to the second aspect of the present invention is executed by a computer, the computer stores the display device having the first and second display areas and the image data to be displayed on the display device. Function as image data storage means. The image data includes one or a plurality of partial areas arranged in a predetermined layout. The computer program further includes a first display means for causing the computer to display an image of an area larger than one or more partial areas of the image data stored in the image data storage means on the first display area. And an area selecting means for causing the user to select any one of the one or more partial areas, and in response to the user selecting one of the one or more partial areas by the area selecting means. Then, an image obtained by enlarging the partial area is caused to function as second display means for displaying the image in the second display area.

  As described above, according to the present invention, an image of a large area is displayed in the first area. The selected partial area in the image is enlarged and displayed in the second display area. It is possible to simultaneously confirm the contents of the image of the enlarged partial area and confirm which part of the larger area the enlarged partial area is. As a result, it is possible to provide an information processing terminal that can efficiently and comfortably browse the entire large image and view the details.

It is a figure showing the information delivery system 30 which concerns on the 1st Embodiment of this invention. It is a block diagram showing the structure of the portable information processing terminal in the information delivery system 30 shown in FIG. FIG. 3 is an overview of the portable information processing terminal shown in FIG. 2. FIG. 3 is a diagram illustrating an example of a screen displayed on the portable information processing terminal illustrated in FIG. 2. It is a figure showing the structure of the content data of the electronic newspaper which a portable information processing terminal receives. It is a figure showing the structure of article information data. It is a figure showing the structure of heading management data. It is a figure showing the data structure of article text information. It is a figure showing the data structure of text information. It is a flowchart which shows the control structure of the program for performing the display operation | movement of content data performed in a portable information processing terminal. It is a flowchart which shows the control structure of the program for implement | achieving the display process of a whole page image. It is a flowchart which shows the control structure of the program for implement | achieving the display process of the detailed image of an article. It is a flowchart which shows the control structure of the program for implement | achieving the expansion display process of a headline. It is a flowchart which shows the control structure of the program for implement | achieving the expansion display process of an article text. It is a flowchart which shows the control structure of the program for implement | achieving article movement processing. It is a block diagram showing the structure of the portable information processing terminal which concerns on the 2nd Embodiment of this invention. It is a figure showing the example of a display screen displayed on the portable information processing terminal which concerns on 2nd Embodiment.

  Hereinafter, specific embodiments of the present invention will be described. In the following description and drawings, the same parts are denoted by the same reference numerals and names. Their functions are also the same. Therefore, detailed description thereof will not be repeated.

[First Embodiment]
-Constitution-
Referring to FIG. 1, an information distribution system 30 according to a first embodiment of the present invention includes a portable information processing terminal 40 connected to a LAN (Local Area Network) 42, the Internet 44, and a gateway (FIG. And a distribution server 46 connected to the LAN 42 via a not shown).

  The portable information processing terminal 40 receives electronic newspaper data from the distribution server 46 via the LAN 42 and the Internet 44.

  Referring to FIG. 2, a portable information processing terminal 40 according to the first embodiment includes a CPU (Central) for controlling the entire portable information processing terminal 40 by executing a predetermined program. As a temporary storage memory of the CPU 50, a ROM 70 for storing a program executed by the CPU 50, a bus 70 connected to the bus 50, and a program executed by the CPU 50. A RAM (Random Access Memory) 54 that operates, a first display unit 56 and a second display unit 58 that can control display independently of each other, a speaker 64, and a user, Information from the operation unit 60 and an external recording medium External medium reading unit 68 for reading, LAN interface 66 for providing connection to LAN, data received via LAN interface 66, data read via external medium reading unit 68, and various settings And a storage unit 62 for storing information.

  The storage unit 62 stores display image setting information to be displayed on the first display unit 56 and the second display unit 58. Display image setting information is preset by the user.

  The electronic newspaper data is received from the distribution server 46 in advance and stored in the storage unit 62. However, the present invention is not limited to such an embodiment, and the electronic newspaper data may be dynamically received and stored from the distribution server 46 when browsing the electronic newspaper.

  With reference to FIG. 3, the portable information processing terminal 40 has two foldable housings. The first display unit 56 is disposed in the upper housing, and the second display unit 58 is disposed in the central portion of the lower housing. A speaker 64 is disposed at a position of the lower housing that does not overlap with the second display unit 58. On the upper surface of the lower housing of the portable information processing terminal 40, there are further provided an operation button 82 for performing an article selection operation on the screen displayed on the first display unit 56, and a second display unit 58. Includes an operation button 86 for moving an image on the screen displayed on the screen, and an operation button 84 for switching a display function. These operation buttons 82, 84, and 86 constitute the operation unit 60 shown in FIG.

  FIG. 4 is a diagram illustrating the entire display screen 100 and the detailed display screen 120 displayed on the first display unit 56 and the second display unit 58, respectively. Referring to FIG. 4, the entire screen is displayed on the entire display screen 100. This page is divided in advance into several areas and can be selected by the user individually. When a certain area (for example, area 102) is selected, a text area that is a part of the selected area 102 is enlarged and displayed on the detail display screen 120. In some cases, some headlines are also displayed along with the text.

  In the present embodiment, a dotted frame line is displayed around the area selected on the entire display screen 100 as in the area 102 in FIG. This frame line is called a “selection frame”. In the area 102, a thick solid line border is displayed around the area displayed on the detail display screen 120 as in the area 104 in FIG. This frame line is called a “display frame”. The area in which the frame line is displayed, that is, the area that can be individually selected and the area that is enlarged and displayed in the area are defined in advance in the electronic newspaper data. In the present embodiment, whether or not to display a frame line can be set by the user.

  There are two methods for creating a detailed display image displayed on the detailed display screen 120. One is a method of enlarging and displaying the image of the article portion based on the coordinate data of the designated article in the entire display image of the electronic newspaper. The other is a method using detailed display data included in electronic newspaper data. In the present embodiment, the user can set which of these two methods is used. Details of the configuration for realizing generation and display of the entire display image and the detailed display image will be described later.

  The data structure for the electronic newspaper in this embodiment will be described. An electronic newspaper is composed of one or more pages. The configuration of each page is defined by data called content data.

  Referring to FIG. 5, electronic newspaper content data 200 is content management data 210 that is information for managing electronic newspaper content information, and information for managing the contents of each page. 1 or a plurality of page data information 220, 230,...

  The content management data 210 includes information relating to the identifier of the electronic newspaper data, the number of page data information, the storage position of each page data information from the top of the content data 200, and the like.

  The page data information 220, 230,..., 240, etc. all have the same configuration. For example, the page data information 220 includes whole image information 222 that is image data of the entire page, article information 224 that is information about articles included in the page, and article body that is text data of an article body in the page. Information 226 and audio information 228 related to the page are included. The audio information 228 may not exist depending on the page.

  In this embodiment, the entire image information 222 shown in FIG. 5 is stored in a general image file format such as BMP (Bitmap) and JPEG (Joint Photographic Experts Group). Of course, a format specialized for the electronic newspaper data may be used. The size of the entire image need not be the same as the size of the first display unit 56. When the two sizes are different, the entire image is displayed enlarged or reduced to fit the size of the first display unit 56.

  Referring to FIG. 6, article information 224 includes article management data 310 for managing data related to articles in one page represented by page data information, articles included in this page, and 380 including article information management data 320, 350,. The article management data 310 includes the number of article information management data 320, 350,..., 380 existing in the article information 224 and the relative position from the top of the article information 224.

  The article information management data 320, 350,..., 380 all have the same configuration. For example, the first article information management data 320 includes article data 322 including the coordinates of the area of the first article on the page and the number of headings included in the article, and one or more headings included in the article. Including one or a plurality of headline management data 330,. The headline management data 330,..., 340 all have the same configuration.

  Referring to FIG. 7, for example, first headline management data 330 includes a headline position 332 indicating the coordinates of the position where this headline is arranged on a paper image, a headline size 334 that is the size of this headline, And heading characters 336 which are heading text data.

  Referring to FIG. 8, article body information 226 includes article body management data 410 indicating where in article body information 226 an article existing in the page defined by page data information 220 in FIG. 5 is stored. , 424 including article text display information 420, 422,... 424 relating to details of one or more articles included in the page. The article text display information 420, 422,..., 424 all have the same configuration.

  Referring to FIG. 9, for example, article text display information 420 includes position information 432 indicating the coordinates of an article area on this page, size information 434 indicating the size of this article, and the text of this article as an image. Character information 436 that is text data to be used when displaying with characters, and an enlarged image 438 that is displayed when the display of this article is instructed. All body information includes position information 432 and size information 434. The character information 436 and the enlarged image 438 are sometimes not included in the text information 430. The content creator decides whether or not to include them in the article text display information.

  FIG. 10 is a flowchart showing a control structure of a program for realizing the display operation of content data, which is executed when the portable information processing terminal 40 receives an instruction to display the page data from the user. Referring to FIG. 10, this program executes step 500 for reading designated content data 200 from storage unit 62, and is executed subsequent to step 500. Based on the read content data 200, the entire page is displayed. Step 502 that generates an image and displays it on the first display unit 56, and Step 504 that is executed following Step 502 and generates a detailed image and displays it on the second display unit 58. The detailed image of which article is displayed here depends on the setting by the user or the setting by the content creator. In the present embodiment, the details of the first article are always displayed in this step.

  This program is further executed following step 504, and waits until receiving an operation of the operation unit 60 from the user. When there is any operation, the operation is an instruction to change the selected article by the operation button 82. This is executed when step 508 for branching the control flow according to the determination result and when NO is determined in step 508, and it is determined whether or not the end of the display operation is instructed. Step 514 that branches the flow of control according to the result, and step 516 that is executed when NO is determined in step 514, performs processing according to the input operation from the user, and returns control to step 506. Including. If it is determined as YES at step 514, the execution of this program is terminated.

  This program further performs step 510 for changing the selected article in accordance with a change instruction from the user when step 508 is determined to be YES, and step 510 follows that the selected article has been changed in step 510. Accordingly, after updating the article detail image to be displayed on the second display unit 58, the process returns to step 506, and step 512 is included.

  A typical process performed in step 516 is a change of setting values of various setting items. Items that can be set include, for example, presence / absence of display of a frame line, setting of a display mode in displaying a detailed image, and the like. The values of these setting items are stored in the storage unit 62.

  FIG. 11 is a flowchart showing a control structure of a program for realizing the entire page image display process executed in step 502 of FIG. Referring to FIG. 11, this program analyzes the content data and obtains the size information of the page image stored in the entire image information 222. Following step 540 and step 540, the program displays on the first display unit 56. Step 542 for comparing the size of the area with the size of the page image to determine whether the entire page image needs to be enlarged or reduced, and according to the determination result when the page image needs to be enlarged or reduced, Step 544 for enlarging or reducing the page image so as to match the size of the display area; Step 546 for determining whether the frame is set to be displayed on the selected article with reference to the storage unit 62; Step 548, which is executed when the frame is set to be displayed and the article data of the selected article is acquired, is followed by Step 548. It draws the border posts and a step 550 of determining the text information shown in FIG.

  This program is further executed when it is determined in step 546 that the frame is not set to be displayed or following step 550 to generate a page image to be displayed on the first display unit 56. 552 and the page image generated in step 552 is displayed on the first display unit 56, and step 554 is exited. In step 552, if there is a frame line display setting in step 550, a page image in which the frame line is drawn at the position determined in step 550 is generated.

  FIG. 12 is a flowchart showing a control structure of a program for realizing the detailed image display processing of the article executed in step 504 of FIG. Referring to FIG. 12, this program is executed subsequent to step 580 for analyzing the content data and obtaining information on the selected article and step 580, and this article is displayed on the entire second display unit 58. And a step 582 of calculating an enlargement / reduction ratio for display. Thereafter, all the headlines and articles included in this article are extracted, and a process of drawing with the enlargement / reduction ratio together with the article body is executed.

  That is, the program further continues to step 582, determines whether all the headlines included in the selected article have been extracted, and branches the flow of control according to the determination result, and NO in step 584 Step 586 for selecting a headline included in the article that has not yet been extracted and obtaining size information of the selected headline from the article information 224, and Step 586. A value of “size information * enlargement / reduction ratio” is calculated from the enlargement / reduction ratio of this article calculated in 582 and the size information of the heading, and whether or not this value is larger than a predetermined threshold value. In step 588 where the flow of control is branched according to the determination result, and NO is determined in step 588 (the calculated value is smaller than the threshold value). If, performs enlargement display processing heading, and a step 590 which advances the control to step 584. If YES in step 588, control proceeds to step 584.

  This program further includes a step 592 of executing an enlargement display process for displaying the article text at the enlargement / reduction ratio calculated in step 582 when YES is determined in step 584. After execution of step 592, control proceeds to step 506 in FIG.

  If it is determined in step 588 that the value of “size information * enlargement / reduction ratio” is smaller than the threshold (NO), it is considered that the user cannot read the heading at that size. Therefore, in step 590, the headline is expanded. If the value of “size information * enlargement / reduction ratio” is equal to or greater than the threshold value, it is considered that the user can read the headline, so that the size is displayed as it is.

  FIG. 13 is a flowchart showing a control structure of a program for realizing the enlarged heading display process executed in step 590 of FIG. Referring to FIG. 13, this program analyzes content data 200, acquires headline management data relating to the selected headline, and is executed subsequent to step 620, and the settings stored in storage unit 62 are stored. Refer to step 622 for determining whether or not to use character information and branch the flow of control according to the determination result, and when it is determined YES in step 622, the character 336 (see FIG. 7), and following step 632, the size 334 (FIG. 7) of the selected heading is acquired, and the heading is obtained using the acquired size information and the character information acquired in step 632. Step 634 for generating image data, and drawing data for displaying the header image data generated in step 634 on the second display unit 58. Placed on top, after updating the drawing data, and a step 636 which exits the routine.

  The program further obtains a heading position 332 (FIG. 7) and a heading size 334 (FIG. 7) of the selected heading if it is determined NO in Step 622, Step 626 of acquiring the size of the display area of the display unit 58, and Step 628 of acquiring the headline image from the entire image on the paper based on the headline position 332 and the headline size 334 acquired in Step 624 following Step 626. And step 630 in which the heading image acquired in step 628 is enlarged or reduced to generate heading image data matching the size of the second display unit 58, and the control proceeds to step 636.

  FIG. 14 is a flowchart showing a control structure of a program for realizing the article body enlargement display process executed in step 592 of FIG. Referring to FIG. 14, this program analyzes content data 200 and obtains information related to the selected article, and after step 650, refers to settings related to display stored in storage unit 62. Step 652 for determining whether or not the detailed image of the article text should be displayed using the image data, and branching the control flow according to the determination result, and NO in Step 652 (that is, the detailed image) Is displayed using text data), and it is determined whether or not the selected article text display information 420 (FIGS. 8 and 9) includes character information 436 (FIG. 9). Is executed when step 654 branches the control flow in accordance with, and when YES is determined in step 654 (text information is included in the article text information) Step 656 for obtaining character information 436 (FIG. 9) from the body information of the article obtained, and subsequent to step 656, the obtained character information 436 or the obtained image data is used as a detailed image relating to the selected article. Step 658 for creating article drawing data; and step 660 for generating drawing data to be displayed on the second display unit 58 using the article drawing data and the headline drawing data, which are executed subsequent to step 658. And step 678 of displaying the generated drawing data on the second display unit 58 and exiting from this routine.

  This program is further executed when it is determined as YES in step 652 (detail image is displayed using image data) or when it is determined as NO in step 654, and is selected in the information about the acquired article. Executed when it is determined in step 662 that the enlargement image is included in the body information of the selected article and the flow of control is branched according to the determination result, and YES (enlarged image exists) in step 662 And a step 664 for acquiring an enlarged image of the article, and a position information indicating the position of the article body from the information relating to the acquired article, which is executed when it is determined NO (the enlarged image does not exist) in step 662 Step 666 for obtaining the size information indicating the size of the article body, and the second display unit, which is executed subsequent to Step 666, Step 668 for acquiring screen size information of step 8 is executed subsequent to step 668. With reference to the position information and size information of the article text acquired in step 666, the image of the article is acquired from the entire image on the page. Step 670.

  This program is further executed following step 664 or step 670, and whether or not the image needs to be enlarged or reduced when the image acquired in step 664 or step 670 is displayed on the second display unit 58. The determination includes steps 672 and 674 for enlarging or reducing the image if necessary, and step 676 for generating drawing data to be displayed on the second display unit 58 from this image and advancing control to step 678.

  FIG. 15 is a flowchart showing a control structure of a program for realizing the article change process executed in step 510 of FIG. This program is executed in response to the operation of the operation button 82 by the user. Referring to FIG. 15, this program determines, from the code input from operation button 82, step 700 for determining information related to the moving direction of the selection frame (see the selection frame of region 102 in FIG. 4). Subsequently to step 702 for determining whether or not an article exists in the moving direction of the selection frame on the entire display screen 100, and branching the control flow according to the determination result, and YES in step 702 Steps 704 for acquiring information relating to the articles arranged in the moving direction of the selection frame from the content data 200, and subsequent to step 704, it is determined whether or not it is set to display a frame line. And a step 706 of branching the control flow in response.

  This program further obtains article data of the article arranged at the movement destination when it is determined as YES in step 706, and continues to step 708, and the drawing position of the frame line from the obtained article data Step 710 that is determined, Step 710 that is executed following Step 710 or when it is determined NO in Step 706, and that generates page image data to be displayed in the display area of the first display unit 56. Step 714 is executed subsequent to Step 712, and the page image generated in Step 712 is displayed on the first display unit 56 to exit this processing.

  In step 710, the drawing position of the frame line is determined with reference to the article data 322 of the article included in the article information 224 of the content data 200. In step 712, a frame image is superimposed on the position determined in step 710 to generate a page image. When the display of the frame line is not designated, in step 712, the image of the frame line is not generated.

  Referring to FIG. 15, the article detail image update process in step 512 shown in FIG. 10 has the following control structure. First, the same processing as the step 504 (the same program as the program shown in FIGS. 12 to 14) is executed on the article selected by the article moving process in the step 510. When step 512 is executed, a detailed image corresponding to the article selected in step 510 is displayed on the second display unit 58.

―Operation―
The portable information processing terminal 40 according to the first embodiment of the present invention operates as follows.

<Display page image>
The portable information processing terminal 40 receives the electronic newspaper content data 200 from the distribution server 46. When the portable information processing terminal 40 receives an instruction to display the content data 200 from the user, the portable information processing terminal 40 displays an entire page image of the first page on the first display unit 56 based on the content data 200 (FIG. 10). Steps 500 and 502). Further, the portable information processing terminal 40 uses the article first arranged in the displayed paper as the selected article, and displays a detailed image of this article on the second display unit 58 (step 504 in FIG. 10). .

  In this display process, the portable information processing terminal 40 obtains the size of the page image from the entire image information 222 (FIG. 5) of the page data information of the content data 200 (step 540 in FIG. 11). The portable information processing terminal 40 further needs to compare the size of the display area of the first display unit 56 with the size of the page image to determine whether the page image enlargement or reduction process is necessary. In such a case, the size of the page image is adjusted to fit the size of the first display unit 56 (step 544). Subsequently, according to the display setting stored in the storage unit 62, if the display of the frame is designated, the frame is displayed around the selected article (steps 546 to 550). Thus, the selection frame is displayed around the selected article according to the setting and / or the entire page image is generated and displayed on the first display unit 56 without displaying the selection frame.

  In the process of displaying the detailed image of the selected article (step 504 in FIG. 10), the article information of the selected article is acquired from the content data 200 (step 580), and the detailed image is displayed on the second display unit 58. The enlargement / reduction ratio of the image for this is calculated (step 582). The size of the headline character when the article image is enlarged / reduced and displayed on the second display unit 58 with this enlargement / reduction ratio is calculated. If the headline character is readable by the user, nothing is done (YES in step 588), and if it is not readable (NO in step 588), the headline is enlarged (step in FIG. 12). 590 and FIG. 13). This process is performed for all headlines included in the selected article. As a result, all the headlines displayed on the second display unit 58 are displayed in a size that can be read by the user.

  In the headline enlargement display process in step 590, it is determined whether the headline image is created from the text information of the headline or from the image (step 622). If it is created from the character information, the heading character is acquired from the heading management data 330 (FIG. 7), and an image having the same size as the heading is generated using the character (steps 632 and 634). If an image is used, the size of the heading portion in the entire image information is compared with the size of the display portion of the second display portion 58 (steps 624 and 626), and the size of the image of this heading is set to the first size. The headline image data is generated by adjusting so as to be suitable for the second display unit 58 (step 630). The generated heading image data is superimposed on the drawing data for the second display unit 58 (step 636).

  When the headline size determination processing is performed for all the headlines included in the selected article (YES in step 584), the enlarged display processing of the article text of the article is performed (step 592).

  In the enlarged display processing of the article body shown in step 592 of FIG. 12, information related to the selected article is acquired from the content data 200 with reference to FIG. 14 (step 650), and enlarged display should be performed according to the display settings. The drawing data of the article body part is used by using a part of the entire image (Steps 662, 664), using a dedicated image (Steps 662, 666, 668, 670), or using character information (Step 656). 660) Generate. In the case of using an image, it is determined whether or not enlargement / reduction processing is necessary when displaying the main body image on the second display unit 58. If it is not necessary, the image is kept as it is (NO in step 672) and necessary. If not, the image is adjusted to fit the display size of the second display section 58 (YES in step 672, step 674), and article drawing data is generated (step 676). The generated article drawing data is superimposed on the previously generated headline drawing data, and drawing data to be displayed on the second display unit 58 is displayed on the second display unit 58 (step 678). When character information is used (YES in steps 652 and 654), a character image of the text is generated from the character information and is superimposed on the heading data to obtain drawing data (step 660). Thereafter, in step 678, the drawing data is displayed on the second display unit 58 (step 678).

<Image change processing>
As described above, after the first page image is displayed on the first display unit 56 and the detailed article image is displayed on the second display unit 58, the user selects another article (for example, selection). When an operation of moving the article position is performed, the following article change process (step 510 in FIG. 10) is performed.

  Referring to FIG. 15, information indicating in which direction an article has been selected is acquired, and when another article exists in that direction, information on the article is acquired (step 704), and according to display settings (step 704). In step 706), a frame line is displayed around the newly selected article (steps 708 and 710), or a page image is displayed on the first display unit 56 without being displayed (steps 712 and 714). The update of the article detail screen accompanying the article changing process (step 512) can be realized by performing detailed image processing on the newly selected article data.

  As described above, by using the portable information processing terminal 40 according to the first embodiment, the entire image of the page is enlarged on the first display unit 56 and the text of the article selected therein is enlarged. Are displayed on the second display section 58 respectively. If the headline included in the entire page image is not large enough to be read by the user, the headline is enlarged. The headline expresses the content of the article simply and accurately, and helps the user understand the content of the article. Since the entire page image from which the headline can be read and the enlarged image of the body part of the selected article are displayed at the same time, the desired article is confirmed while checking the position and layout of each article on the entire page. Can be provided with a portable information processing terminal.

  In enlarging the headline, a part of the page image can be enlarged, or an image can be created based on character information, and a page image and a detailed image can be flexibly created. Even when the body information of an article is expanded, it is possible to enlarge a part of the page image, use a dedicated image, or create a body image from character information. As a result, not only the intention of the content creator but also various expressions in line with the intention of the user can be realized.

  In the first embodiment, the selection of the displayed article is performed using the button 82, but the present invention is not limited to such an embodiment. A touch panel may be superimposed on the first display unit 56, and an article may be selected by an operation on the touch panel. In that case, it can be determined by referring to the article data 322 included in the article information 224 (FIG. 6) which article area in the page the touched location is included in. When an area not included in any article area is touched, various processes are possible. For example, it is not necessary to change the displayed article, or the article in the region closest to the touched position may be selected.

[Second Embodiment]
Hereinafter, the configuration of the portable information processing terminal 750 used in the second embodiment of the present invention will be described. This portable information processing terminal 750 can be used in place of the portable information processing terminal 40 in the information distribution system 30 shown in FIG.

  Referring to FIG. 16, portable information processing terminal 750 according to the second embodiment has a configuration similar to portable information processing terminal 40 according to the first embodiment, and includes CPU 50 and CPU 50. A bus 768 connected to the bus 768, a ROM 52, a RAM 54, a display unit 766 having only one display surface, a speaker 770, and an input operation from the user, all connected to the bus 768. Operation unit 776, external medium reading unit 772 for reading information from an external recording medium, LAN interface 774 for providing connection to LAN, data received via LAN interface 774, external medium reading And a storage unit 62 for storing data read through the unit 772 and various setting information.

  Also in the present embodiment, electronic newspaper data processed by the portable information processing terminal 750 is received from the portable information processing terminal 40 by the portable information processing terminal 750 and stored in the storage unit 62 in advance.

  A feature of the portable information processing terminal 750 according to the present embodiment is that one display surface of the display unit 766 is virtually divided into two, the first display unit 56 and the first display unit according to the first embodiment. The second display unit 58 is used.

  FIG. 17 is a diagram illustrating a display screen 800 of the display unit 766. Referring to FIG. 17, display screen 800 includes a first display area 810 and a second display area 816. The first display area 810 corresponds to the first display unit 56 in the first embodiment, and displays the entire image of the paper created by the received electronic newspaper data. As with the first display unit 56, in the display of the entire page image in the first display area 810, the frame lines 812 and 814 are displayed or not displayed around the selected article according to the display setting. Or

  In the second display area 816, the portion surrounded by the frame line 814 in the first display area 810 is enlarged and displayed.

  The portable information processing terminal 750 according to the second embodiment has a program similar to the program executed by the portable information processing terminal 40 according to the first embodiment shown in FIGS. Execute. It is only necessary to change the method for calculating the write address of the frame memory in the first embodiment for two areas in the frame memory of a single display surface.

  Thus, even in a portable information processing terminal having only one display surface, the portable information processing terminal according to the first embodiment can be obtained by virtually dividing the display surface into two regions. A display similar to a portable information processing terminal having two display units like the terminal 40 can be realized.

  Even in a portable information processing terminal having only one display section, the display section is divided into two areas by a program to be executed, and an entire page image is displayed on one side and a part of the heading is enlarged on the other side. And a detailed display screen consisting of the text and the text can be displayed simultaneously As a result, even in a portable information processing terminal having only one display unit, it is possible to comfortably browse desired information in the sheet while displaying the entire sheet. By displaying a selection frame around the selected article, it is easy to know which part of the entire page is selected and the inside of the article is enlarged, and the position of the article can be easily known. In addition, while reading a detailed article, you can easily check the headline of another interesting article on the entire page, so even if it is a portable information processing terminal with only a small screen, Thus, the user can easily find a desired article.

  Even when the portable information processing terminal has one display unit, the same display as when two display units are provided can be realized. Therefore, it is possible to provide the above-described enhanced browsing function without particularly increasing the manufacturing cost of the portable information processing terminal.

  The embodiment disclosed herein is merely an example, and the present invention is not limited to the above-described embodiment. The scope of the present invention is indicated by each claim of the claims after taking into account the description of the detailed description of the invention, and all modifications within the meaning and scope equivalent to the wording described therein are included. Including.

40, 750 Portable information processing terminal 50 CPU
56 First display section 58 Second display section 60, 776 Operation section 62, Storage section 200 Content data 222 Whole image information 224 Article information 226 Article text information 766 Display section 810 First display area 816 Second display area

Claims (9)

A display device having first and second display areas;
An information processing terminal including image data storage means for storing image data to be displayed on the display device,
The image data includes one or more partial areas arranged in a predetermined layout,
The information processing terminal further includes:
First display means for displaying, in the first display area, an image of an area larger than the one or more partial areas of the image data stored in the image data storage means;
An area selecting means for causing a user to select any one of the one or more partial areas;
In response to the user selecting one of the one or more partial areas by the area selection means, a second image for displaying an enlarged image of the partial area in the second display area An information processing terminal including display means.   The partial area selected by the area selecting means in the image of the area displayed by the first display means in response to the user selecting one of the partial areas by the area selecting means. The information processing terminal according to claim 2, further comprising highlighting means for highlighting. The display device
A first display unit having the first display area;
The information processing terminal according to claim 1, further comprising a second display unit having the second display area and controlled independently of the first display unit. The display device
A display unit having a single display surface;
The single display surface is virtually divided as the first display area and the second display area, and the images from the first display means and the second display means are displayed, respectively. The information processing terminal according to claim 1, further comprising: means for controlling the display unit. Each of the one or more partial regions is
A first portion in which characters of a first size are arranged;
A second portion in which characters of a second size larger than the first size are arranged,
The first display means is configured so that the size of the characters of the second part of each of the partial areas when displayed on the first display area is equal to or greater than a predetermined threshold value. The information processing terminal according to any one of claims 1 to 4, wherein the second portion is enlarged and displayed.   The information processing terminal according to claim 1, wherein the image displayed on the second display means is a further part of the partial area selected by the area selection means.   The information processing terminal according to claim 6, wherein the second display unit adjusts and displays the size of the partial image so as to match the size of the second display area.   The information processing terminal according to any one of claims 1 to 7, wherein the area displayed by the first display means is an entire image defined by the image data. When executed by a computer, the computer is
A display device having first and second display areas;
An information processing terminal including image data storage means for storing image data to be displayed on the display device,
The image data includes one or more partial areas arranged in a predetermined layout,
The information processing terminal further includes:
First display means for displaying, in the first display area, an image of an area larger than the one or more partial areas of the image data stored in the image data storage means;
An area selection means for causing a user to select any one of the one or more partial areas;
In response to the user selecting one of the one or more partial areas by the area selection means, a second image for displaying an enlarged image of the partial area in the second display area A computer program that functions as a display means.

Images