JP2008178063A - Digital television broadcasting system and portable telephone unit - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a digital television broadcasting system capable of confirming content data update in a small display region and allowing a user to easily confirm the updated content, and to provide a portable telephone unit. <P>SOLUTION: A marquee is displayed at a picto display region 21 in a landscape display state with a character string indicating that content data have been updated as updated information. When switching to a portrait display state during update information display, a cursor 26 is set to a character string corresponding to update information being displayed in the landscape display state at the time of switching among character strings being displayed in a data broadcast display region 25. Thus, content data update is known from update information displayed by a marquee and a character string corresponding to the update information displayed in the landscape display state is automatically selected by switching to the portrait display state for easily confirmation of the updated content. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a digital television broadcast system and a mobile phone, and more particularly to a mobile phone capable of viewing a television broadcast and an improvement of a digital television broadcast system to which the mobile phone is applied.

  Some mobile phones are equipped with an antenna for receiving digital TV broadcast waves transmitted from the broadcast base station, and display TV images on the display screen based on the digital TV broadcast waves and support the TV images Some TV broadcasts can be viewed by outputting TV sound.

  As an example of this type of mobile phone, a display screen is formed in a rectangular shape, and the display screen can be switched between a vertically long display state and a horizontally long display state. That is, in the vertically long display state, the television image is displayed with the longitudinal direction of the display screen as the vertical direction, and in the horizontal display state, the television image is displayed with the short direction of the display screen as the vertical direction.

  Generally, a television image based on a digital television broadcast wave transmitted from a broadcast base station has a horizontal aspect ratio that is wider than the vertical width. TV images can be displayed larger than the above. On the other hand, in the vertically long display state, the horizontal width of the television image is displayed in accordance with the length in the short direction of the display screen. Therefore, in this type of mobile phone, the display area can be effectively used by displaying content data based on so-called data broadcasting in an empty area on the display screen as described above. There is something.

Here, data broadcasting is a system that transmits various content data such as news and weather, apart from television images and television sounds based on digital television broadcast waves (for example, Patent Documents 1 and 2). Some content data transmitted by this data broadcasting includes information related to the received digital television broadcast wave program. Therefore, by displaying a television image of a received digital television broadcast wave program on the display screen and displaying information related to the program as a data broadcast on the display screen, the user can view the television broadcast while viewing it. Relevant information can be confirmed using data broadcasting.
JP 2005-286966 A JP 2005-223649 A

  A user who is watching a television broadcast in the landscape display state often wants to view the television image in a size larger than that in the portrait display state, and therefore displays the contents of the data broadcast on the display screen in the landscape display state. Therefore, it is not preferable to form a large display area. However, as described above, the content data of the data broadcast may include information related to the television broadcast being viewed. For example, when the content data distributed by the broadcast station is changed, or when the broadcast station requests the user to view a data broadcast related to the TV image being viewed. Information related to such television broadcasting is transmitted from the broadcasting station in real time. Such information is preferably configured to be easily confirmed by the user, and it is preferable to be configured to guide the user to data broadcasting from which such information can be obtained.

  The present invention has been made in view of the above circumstances, and is capable of confirming that content data has been updated in a small display area and enabling a user to easily confirm the updated content. And it aims at providing a mobile telephone.

  A mobile phone according to a first aspect of the present invention is a mobile phone that includes a display screen and is capable of switching the display screen to a first display state and a second display state. Digital TV broadcast receiving means for receiving digital TV broadcast waves, TV image generating means for generating a TV image based on the received TV broadcast data, and character strings based on the received data broadcast data Content data generating means for generating content data, update information generating means for generating update information of the content data based on the received data broadcasting data, the first display state and the second display state A television image display control means for displaying a television image on the display screen, and content data in the first display state. Content data display control means for displaying the update information on a part of the display screen, update information display control means for displaying the update information on a part of the display screen in the second display state, and the update information When the display screen is switched from the second display state to the first display state during display of the character string included in the content data displayed on the display screen, the second display state at the time of switching And a character string selection means for selecting a character string corresponding to the update information displayed in (1).

  According to such a configuration, since the update information of the content data is displayed on a part of the display screen in the second display state, the user is small while watching the television image on the display screen in the second display state. It can be confirmed that the content data has been updated in the display area. Further, when the user who has confirmed the update information displayed on a part of the display screen in the second display state desires to confirm the details of the updated data broadcast in detail, the display screen is displayed in the first display screen. By switching to the display state, the contents of the updated data broadcast can be easily displayed on the display screen. At this time, it is included in the content data displayed on the display screen in the first display state by switching from the display screen in the second display state where the update information is displayed to the display screen in the first display state. Since the character string corresponding to the update information displayed in the second display state is automatically selected from the displayed character strings, the updated part is easy to understand and the user can easily understand the updated contents. Can be confirmed.

  In the mobile phone according to the second aspect of the present invention, in addition to the above-described configuration, the content data generation means includes character strings grouped based on the received data broadcasting data, and the first display state of the above Content data including a plurality of page data that can be displayed by switching to a part of the display screen is generated, and the content data display control means changes the display screen from the second display state to the first while the update information is displayed. When the display state is switched, the page data corresponding to the update information displayed in the second display state at the time of switching among the plurality of page data is displayed on the display screen, and the character string selection means Corresponds to the update information displayed in the second display state at the time of switching among the character strings included in the page data displayed in the first display state Configured to select a character string that.

  According to such a configuration, the display screen in the first display state is displayed by switching from the display screen in the second display state in which the update information is displayed to the display screen in the first display state. Of the plurality of possible page data, the page data corresponding to the update information displayed in the second display state can be displayed on the display screen. At this time, the character string corresponding to the update information displayed in the second display state among the character strings included in the page data displayed on the display screen in the first display state by the character string selection unit Can be selected automatically.

  A mobile phone according to a third aspect of the present invention is a mobile phone comprising a display screen and capable of switching the display screen to a first display state and a second display state, wherein the TV broadcast data and the data broadcast data are transmitted. Digital TV broadcast receiving means for receiving digital TV broadcast waves, TV image generating means for generating TV images based on the received TV broadcast data, and groups based on the received data broadcast data Content data generating means for generating content data including a plurality of page data that can be displayed by switching to a part of the display screen in the first display state, based on the received data broadcasting data Update information generating means for generating update information of the content data, and the first display state and the second display state. A television image display control means for displaying a television image on the display screen, an update information display control means for displaying the update information on a part of the display screen in the second display state, and the update When the display screen is switched from the second display state to the first display state during display of information, the update information displayed in the second display state at the time of switching among the plurality of page data Content data display control means for displaying page data corresponding to the above on a part of the display screen.

  According to such a configuration, since the update information of the content data is displayed on a part of the display screen in the second display state, the user is small while watching the television image on the display screen in the second display state. It can be confirmed that the content data has been updated in the display area. Further, when the user who has confirmed the update information displayed on a part of the display screen in the second display state desires to confirm the details of the updated data broadcast in detail, the display screen is displayed in the first display screen. By switching to the display state, the contents of the updated data broadcast can be easily displayed on the display screen. At this time, by switching from the display screen in the second display state in which the update information is displayed to the display screen in the first display state, the display screen can be switched to the display screen in the first display state. Page data corresponding to the update information that was displayed in the second display state is automatically displayed on the display screen in the first display state. Easy to confirm.

  In the mobile phone according to the fourth aspect of the present invention, in addition to the above configuration, the display screen is rectangular, and is in a vertically long display state as the first display state and a horizontally long display state as the second display state. The television image display control means can display the television image with the longitudinal direction of the display screen as the vertical direction when in the vertically long display state, and the short of the display screen when in the horizontally long display state. A television image is displayed with the hand direction as the up-down direction.

  According to such a configuration, the update information of the content data is displayed on a part of the display screen in the horizontally long display state, so that the user can watch a large TV image on the display screen in the horizontally long display state and display in a small display area. It can be confirmed that the content data has been updated, and the user can easily confirm the updated content by switching the display screen from the horizontally long display state to the vertically long display state.

  In the mobile phone according to a fifth aspect of the present invention, in addition to the above configuration, the update information generation means extracts a character string including characters updated from the content data as the update information, and the update information display control means In the landscape display state, the update information extracted from the content data is displayed on the display screen.

  According to such a configuration, a character string including characters updated from the content data can be extracted as update information, and the extracted character string can be displayed on a part of the display screen in the horizontally long display state. Therefore, the user can confirm that the content data has been updated and the updated contents by checking the updated character string while viewing the television image on the display screen in the landscape display state. At this time, if the updated content cannot be sufficiently understood only by the displayed character string, the updated content can be confirmed in more detail by switching the display screen from the horizontally long display state to the vertically long display state. .

  In the mobile phone according to the sixth aspect of the present invention, in addition to the above-described configuration, the content data is associated with a character string included in the content data and represents whether or not to display the character string as the update information. A flag is included, and the update information display control means is configured to display the update information on the display screen based on the flag in the landscape display state.

  According to such a configuration, only the character string corresponding to the flag that is displayed as update information among the character strings included in the content data is displayed on a part of the display screen in the landscape display state. Can do. Therefore, by appropriately setting the flag, it is possible to display, as update information, a character string that allows the user to easily confirm that the content data has been updated or the updated content.

  In the mobile phone according to a seventh aspect of the present invention, in addition to the above configuration, the content data includes a dedicated character string for displaying on the display screen as the update information, and the update information display control means However, the dedicated character string is displayed on the display screen in the landscape display state, and the content data display control unit does not display the dedicated character string on the display screen in the portrait display state. Configured.

  According to such a configuration, it is possible to display only a dedicated character string to be displayed on the display screen as update information among the character strings included in the content data on a part of the display screen in the horizontally long display state. Therefore, by appropriately setting the dedicated character string, the fact that the content data has been updated or the updated content can be displayed in a character string that is easy for the user to check.

  In addition to the above-described configuration, the mobile phone according to the eighth aspect of the present invention is configured to display content data corresponding to the update information displayed in the second display state in the second display state where the update information is displayed. When the display screen is switched from the display screen to the display screen in the first display state, display selection means for selecting whether or not to display the display screen in the first display state is provided.

  According to such a configuration, when the user wants to display the content data corresponding to the update information on the display screen in the first display state, the display selection unit displays the content data corresponding to the update information. You can choose to do. Further, when the user does not want to display the content data corresponding to the update information on the display screen in the first display state, the display selection unit selects not to display the content data corresponding to the update information. be able to. Therefore, the content data having the update information can be displayed on the display screen in the first display state or can be prevented from being displayed according to the user's request.

  As the display selection means, for example, by using an auxiliary function setting menu of a mobile phone, whether to display content data having update information can be set ON / OFF, or the display in the second display state Whether to display content data having update information on the display screen in the first display state before the content data is displayed when the display screen is shifted to the display screen in the first display state. One example is to display a screen.

  A digital television broadcast system according to a ninth aspect of the present invention includes a digital television broadcast transmitter that transmits digital television broadcast waves including data for television broadcast and data for data broadcast, and a mobile phone that receives the digital television broadcast waves. The mobile phone has a rectangular display screen that can be switched between a vertically long display state and a horizontally long display state, a digital television broadcast receiving means for receiving the digital television broadcast wave, and a television image based on the received television broadcast data. TV data generating means for generating content data generating means for generating content data including character strings based on the received data broadcasting data, and update information of the content data based on the received data broadcasting data Update information generating means for generating the display and the display in the portrait display state A television image display control means for displaying a television image with the longitudinal direction of the surface being the vertical direction and displaying the television image with the short direction of the display screen being the vertical direction in the horizontal display state; Content data display control means for displaying content data on a part of the display screen, and update information display control means for displaying the update information on a part of the display screen in the landscape display state. The digital television broadcast transmitting device transmits a flag associated with a character string included in the content data and indicating whether or not to display the character string as the update information, and the update information display control means In the landscape display state, the update information is displayed on the display screen based on the flag.

  A digital television broadcast system according to a tenth aspect of the present invention comprises a digital television broadcast transmitter for transmitting digital television broadcast waves including television broadcast data and data broadcast data, and a mobile phone for receiving the digital television broadcast waves. The mobile phone has a rectangular display screen that can be switched between a vertically long display state and a horizontally long display state, a digital television broadcast receiving means for receiving the digital television broadcast wave, and a television image based on the received television broadcast data. TV data generating means for generating content data generating means for generating content data including character strings based on the received data broadcasting data, and update information of the content data based on the received data broadcasting data Update information generating means for generating A TV image display control means for displaying a TV image with the longitudinal direction of the screen as the vertical direction, and displaying the TV image with the short direction of the display screen as the vertical direction when in the horizontal display state, and in the horizontal display state Sometimes, update information display control means for displaying the update information on a part of the display screen, and content data display control means for displaying content data on a part of the display screen in the portrait display state. The digital television broadcast transmitting device transmits a dedicated character string for display on the display screen as the update information, and the update information display control means is configured to transmit the dedicated character string when in the landscape display state. Is displayed on the display screen, and the content data display control means does not display the dedicated character string on the display screen in the portrait display state. Configured.

  According to the present invention, since the update information of the content data is displayed on a part of the display screen in the second display state, the user can watch a TV image on the display screen in the second display state and display a small display area. To confirm that the content data has been updated.

  Also, when the display screen is switched from the second display state to the first display state, the character string included in the content data displayed on the display screen in the first display state is in the second display state. The character string corresponding to the update information displayed on the screen is automatically selected, or when the second display state among the plurality of page data that can be displayed by switching to the display screen of the first display state Since the page data corresponding to the displayed update information is automatically displayed on the display screen, the user can easily check the updated contents.

Embodiment 1 FIG.
FIG. 1 is a perspective view showing an example of a mobile phone 1 according to Embodiment 1 of the present invention, showing a state where a housing is unfolded. The mobile phone 1 is a so-called foldable mobile phone, and a display housing 2 and an operation housing 5 each having a rectangular parallelepiped shape are connected via a hinge portion 3. It can be folded with the main surfaces facing each other.

  In the display housing 2, a display portion 2 a and a receiver 8 are arranged on the main surface facing the operation housing 5 in a folded state. The display unit 2 a is composed of a liquid crystal display having a rectangular display screen, and is arranged so that the longitudinal direction thereof coincides with the longitudinal direction of the display housing 2. The receiver 8 is a voice output means for outputting voice from the other party telephone during a call, and is arranged at the end of the display housing 2 opposite to the hinge part 3.

  In the operation housing 5, the operation unit 4 and the microphone 7 for transmitting are arranged on the main surface facing the display housing 2 in a folded state. The operation unit 4 is an input unit including a plurality of operation keys, and a selection operation and a determination operation can be performed using the operation unit 4. The transmitting microphone 7 is a voice input means for inputting the user's voice during a call, and is disposed at the end of the operation casing 5 opposite to the hinge portion 3.

  The hinge portion 3 connects the display housing 2 and the operation housing 5 so that the main surfaces face each other so that they can be folded. Further, the hinge portion 3 is disposed so as to face the connecting portion 3a that is rotatably connected to the operation housing 5 and the outer surface of the display housing 2, and rotates the display housing 2 in a horizontal plane. A rectangular plate-shaped holding portion 3b that can be held is formed integrally. The display housing 2 has an outer surface facing the plane of the holding portion 3b of the hinge portion 3 and a plane portion of the holding portion 3b around a rotation axis (not shown) perpendicular to the display screen of the display portion 2a. It is connected rotatably. Accordingly, the display housing 2 is rotatably held in a horizontal plane on the display screen of the display portion 2a in the holding portion 3b, and can be rotated while maintaining an inclination angle with respect to the operation housing 5. .

  2 is a perspective view showing a state in which the display housing 2 of the mobile phone 1 in FIG. 1 is rotated, and shows a state in which it is rotated about 45 ° clockwise from the state in FIG. 1 when viewed from the front. Yes. 3 is a perspective view showing a state in which the display housing 2 of the mobile phone 1 in FIG. 1 is rotated, and shows a state in which it is rotated 90 ° clockwise from the state in FIG. 1 when viewed from the front. .

  The user holds the operation casing 5 and rotates the display casing 2 within a 90 ° angle range on a horizontal plane with respect to the display screen of the display unit 2a, so that the portrait display state shown in FIG. And the landscape display state shown in FIG. An image is displayed on the display screen of the display unit 2a in the vertically long display state shown in FIG. On the other hand, an image is displayed on the display screen of the display unit 2a in the horizontally long display state shown in FIG.

  FIG. 4 is a block diagram showing an example of an electrical configuration of a digital television broadcasting system to which the mobile phone 1 is applied. The cellular phone 1 includes a control unit 6 composed of a processor, a display unit 2a that can be controlled by the control unit 6, an operation unit 4, a transmitting microphone 7, a receiving receiver 8, a speaker 9, and a cellular communication unit 10. A digital television broadcast receiver 11, a rotation detection sensor 12, and a memory 13.

  The cellular communication unit 10 transmits and receives a call sound by transmitting and receiving radio waves to and from the radio base station 100 via the communication antenna 10a. In a state where the communication state with the other party telephone is established, a voice signal based on the user's call sound is transmitted from the cellular communication unit 10 and a voice signal based on the call sound from the other party telephone is received by the cellular communication unit 10. As a result, the call sound is transmitted and received.

  The digital television broadcast receiving unit 11 receives a digital television broadcast wave transmitted from the broadcast base station 200 via the television broadcast receiving antenna 11a. A digital television broadcast wave transmitted from the broadcast base station 200 is a one-segment broadcast wave for a mobile phone assigned to a certain band of a general digital high-definition broadcast wave, and is used for television broadcasting including a television image 201 and a television sound 202. In addition to data, it includes data broadcasting data including various content data 203 such as news, weather, and event message (EM). These data are divided into a plurality of packets and transmitted as so-called TS (Transport Stream) packets.

  In this cellular phone 1, a plurality of TS packets are extracted from the digital TV broadcast wave received by the digital TV broadcast receiving unit 11, and these TS packets are combined to generate a TV image 201, TV sound 202, content data 203, and the like. Is generated. Then, the television image 201 generated from the TS packet is displayed on the display unit 2a, and the television sound 202 corresponding to the television image 201 is amplified and output from the speaker 9, so that the user can watch the television broadcast. can do. Further, the content data 203 generated from the TS packet is displayed on the display unit 2a, so that the user can watch the data broadcast.

  The rotation detection sensor 12 is configured by a mechanical or electrical switch, and is a direction detection unit that detects the arrangement direction of the display screen with respect to the user by detecting the rotation operation of the display housing 2 by the user. The memory 13 is composed of a RAM (Random Access Memory) or a ROM (Read Only Memory).

  FIG. 5 is a functional block diagram illustrating a configuration example of the control unit 6. The control unit 6 includes a TS packet extraction unit 61, a PMT extraction unit 62, a packet synthesis unit 63, a television image generation unit 64, a content data generation unit 65, a television audio generation unit 66, a display control unit 67, an audio control unit 68, and an update. The information generation unit 69 is configured, and each of these functional blocks is realized by a computer program executed by the control unit 6. A PMT storage unit 131 and a content data storage unit 132 are allocated to the memory 13.

  A digital television broadcast wave periodically includes a PMT (Program Map Table) transmitted in association with each program. In this PMT, a correspondence relationship between a data type of a TS packet and a PID (Packet Identifier) that is identification information associated with each data type is defined. When receiving a digital television broadcast wave of a program, the PMT extraction unit 62 extracts a PMT corresponding to the program periodically transmitted from the broadcast base station 200 from the digital television broadcast wave, and a PMT storage unit It stores in 131. Generally, the PMT is transmitted with a period of 200 ms to 500 ms.

  The TS packet extraction unit 61 extracts a plurality of TS packets from the received digital television broadcast wave. The plurality of TS packets extracted by the TS packet extraction unit 61 are combined for each data type by the packet combining unit 63 based on the PID. At this time, the packet synthesizing unit 63 identifies the data type by comparing the PMT stored in the PMT storage unit 131 and the PID included in each TS packet, and converts it into a TV image, TV audio, and content data described later. TS packets are synthesized for each data type such as DII (Download Info Indication), DDB (Download Data Block), and event message (Event Message) included.

  The TV image generation unit 64 is TV image generation means for generating a TV image based on TV broadcast data included in the received digital TV broadcast wave, and is synthesized based on the PID associated with the TV image. A television image is generated from the TS packet. The TV sound generation unit 66 is TV sound generation means for generating TV sound based on TV broadcast data included in the received digital TV broadcast wave, and is synthesized based on the PID associated with the TV sound. TV sound is generated from the TS packets that have been received. The TV sound generated by the TV sound generation unit 66 is output from the speaker 9 by the sound control unit 68.

  The content data generation unit 65 is content data generation means for generating content data based on data broadcasting data included in the received digital television broadcast wave, and is synthesized based on the PID associated with the data broadcasting data. Content data is generated from the received TS packet. The content data includes image data, tag information, and the like in addition to character strings created using BML (Broadcast Markup Language), which is a data broadcasting language. However, the character strings included in the content data are not limited to those created using BML, but may be created using other languages such as HTML (Hyper Text Markup Language). The content data is transmitted for each object constituting the content data called a module by a so-called data carousel transmission method.

  The content data generated by the content data generation unit 65 is stored in the content data storage unit 132. Here, the generated content data includes current screen data and various page data. The page data is configured by grouping character strings and image data representing contents such as news and weather for each page. The current screen data is data of the current screen for selecting page data, and constitutes a screen on the upper layer of each page data. That is, the content data in the present embodiment has a hierarchical structure, and page data selected from a plurality of page data is read out by selecting page data on the current screen based on the current screen data. Can be done.

  The update information generation unit 69 is update information generation means for generating update information based on the data broadcast data included in the received digital television broadcast wave, and is synthesized based on the PID associated with the data broadcast data. Update information is generated from the received TS packet. The update information is generated when the contents of the content data are updated, and includes a character string indicating that the contents data has been updated or the updated contents. Here, it is assumed that “update” includes at least one of data change, addition, and deletion with respect to the content data.

  The display control unit 67 is a display control unit that controls display on the display unit 2a, and includes a television image display control unit 671, a content data display control unit 672, a cursor selection unit 673, and an update information display control unit 674. . The television image display control unit 671 displays the television image generated by the television image generation unit 64 on the display unit 2a. Based on the detection signal from the rotation detection sensor 12, the television image display control unit 671 performs display on the display unit 2a in a different manner depending on either the vertically long display state or the horizontally long display state.

  When the content data display control unit 672 switches the display unit 2a to the display screen in the portrait display state, the content data display control unit 672 switches the current screen data that is the content data generated by the content data generation unit 65 and the plurality of page data, and displays them. It is displayed on the part 2a. The cursor selection unit 673 selects the character string to be displayed on the display unit 2a by moving the cursor to any character string displayed on the display unit 2a based on the content data. Thus, the cursor selection unit 673 is character string selection means for selecting the character string. The update information display control unit 674 causes the display unit 2a to display the update information generated by the update information generation unit 69.

  FIG. 6 is a diagram showing an aspect when content data is generated based on the received TS packet 31. When content data is transmitted by the data carousel transmission method, each module of the content data is divided into a plurality of block data as a DDB. Then, these DDB and DII comprising information on each module are repeatedly transmitted as TS packets 31 respectively.

  Different PIDs are assigned to the DII and the plurality of DDBs transmitted as the TS packet 31, and the DII and each DDB are generated as separate data by synthesizing the TS packets 31 having the same PID. In this example, DII and three DDBs are generated as separate data based on PID (ad) assigned to each. Here, each DDB is block data constituting each module of content data, and includes a character string, image data, and the like. The DII includes a module ID that is identification information assigned to each module, and version information including the date and time when the module was updated. The update information generation unit 69 described above generates update information based on this version information.

  Each module 32 is produced | generated by synthesize | combining several DDB produced | generated as mentioned above based on module ID contained in DII. However, each module 32 may be generated by a plurality of DDBs or a single DDB. Content data such as current screen data and page data configured by the plurality of generated modules 32 is stored in the content data storage unit 132.

  FIG. 7 is a diagram showing an example of a display mode of the display unit 2a when receiving a television broadcast and a data broadcast. (A) is a display mode in a horizontally long display state, and (b) is a screen of (a). A display mode when switching from the state to the vertically long display state, (c) shows a state where the selected page data is displayed. As shown in FIG. 7A, a pict display area 21 and a television image display area 22 are formed on the display screen of the display unit 2a in the landscape display state. Further, as shown in FIGS. 7B and 7C, a pict display area 23, a television image display area 24, and a data broadcast display area 25 are formed on the display screen of the display unit 2a in the vertically long display state. Is done.

  The TV image display area 22 in the horizontal display state has a horizontal width that matches the length of the long side of the display screen, and a TV image having a horizontal aspect ratio that is longer than the vertical width is shorter than the display screen. The direction is displayed as the vertical direction. The television image in this example has an aspect ratio of 16: 9 in the ratio of the horizontal width to the vertical width. The picto display area 21 has an area whose horizontal width matches the length of the long side of the display screen and is smaller than the television image display area 22. The pictogram display area 21 can display the radio wave reception sensitivity in the cellular communication unit 10, the remaining battery level for supplying power to the mobile phone 1, and the like.

  In this example, when it is determined that any content data has been updated based on the version information, update information predetermined as a character string indicating that the content data has been updated is generated. The update information is displayed in the pictogram display area 21 as shown in FIG. In the pictogram display area 21, one line of characters can be displayed and displayed in the marquee direction in the longitudinal direction of the display screen. Here, the marquee display is a display mode in which characters are displayed so as to move in a certain direction as time elapses. After moving to, the characters at the beginning of the sentence are deleted from the pictographic display area 21 in order.

  When the display housing 2 is rotated from the state of FIG. 7A and switched from the horizontally long display state to the vertically long display state, as shown in FIG. 7B, the picto display area 23, the television image display area 24, and the data broadcast are displayed. A display area 25 is formed on the display screen. The TV image display area 24 has a horizontal width that matches the length of the short side of the display screen, and is formed with a horizontal width and a vertical width corresponding to the aspect ratio of the TV image, whereby the horizontal display of FIG. It is formed as an area smaller than the television image display area 22 in the state. In the portrait display state, a television image is displayed in the television image display area 24 with the longitudinal direction of the display screen as the vertical direction. The pictographic display area 23 has an area whose horizontal width matches the length of the short side of the display screen and is smaller than the television image display area 24. In the pictogram display area 23, similarly to the case of FIG. 7A, it is possible to display the radio wave reception sensitivity in the cellular communication unit 10, the remaining battery level for supplying power to the mobile phone 1, and the like. .

  In this example, character strings relating to news, weather, sports, etc. can be transmitted as content data of data broadcasting, and these data broadcasting display area 25 shown in FIG. A current screen for selecting various content data is displayed. The data broadcast display area 25 has a larger vertical width than the picto display area 23, and can display characters over a plurality of lines. In the current screen shown in FIG. 7B, character strings such as “news”, “weather” and “sports” included in the current screen data are displayed in a plurality of lines in the data broadcast display area 25.

  The user moves the cursor 26 to one of the character strings displayed on the current screen in FIG. 7B and performs a determination operation, thereby corresponding to the character string as shown in FIG. 7C. Page data can be displayed in the data broadcast display area 25. When the cursor 26 is placed on the character string “news” on the current screen in FIG. 7B and a determination operation is performed, as shown in FIG. 7C, the character string as page data of “news” Can be displayed in the data broadcast display area 25.

  In the present embodiment, when update information is displayed in the marquee display area 21 as shown in FIG. 7A, the display screen of the display unit 2a is switched from the horizontally long display state to the vertically long display state. Among the character strings displayed on the display screen as shown in FIG. 7B, the character string corresponding to the update information displayed in the landscape display state at the time of switching, that is, the character string corresponding to the updated content data The cursor 26 can be positioned on the screen. In this example, the character string of the page data corresponding to “news” (FIG. 7C) is updated, and update information indicating that the content data has been updated is displayed on the display screen in the landscape display state. In addition, when the display screen is switched to the vertically long display state (FIG. 7A), the cursor 26 can be set to the character string “news” among the character strings displayed on the display screen in the vertically long display state. (FIG. 7B).

  With such a configuration, the update information of the content data is displayed in the picto display area 21 of the display screen in the landscape display state, so that the user can watch the TV image on the display screen in the landscape display state and display the content in the small display area. It can be confirmed that the data has been updated. When the user who has confirmed the update information displayed in the pict display area 21 of the display screen in the landscape display state desires to confirm the details of the updated data broadcast in detail, the display screen is displayed in the portrait display. By switching to the state, the updated contents can be confirmed immediately. At this time, the switching operation of the display screen to the portrait display state corresponds to the update information displayed in the landscape display state among the character strings included in the content data displayed on the display screen in the portrait display state. Since the cursor 26 is automatically aligned with the character string, the updated part is easy to understand, and the user can easily confirm the updated content.

  FIG. 8 is a flowchart showing an example of processing by the control unit 6 when receiving a television broadcast and a data broadcast in the landscape display state. When a television broadcast is received in the landscape display state, a television image is displayed in the television image display area 22, and when update information is generated based on the received data broadcasting data (Yes in step S101). As shown in FIG. 7A, the update information is displayed as a marquee in the pictogram display area 21 (step S102).

  When the display information of the display unit 2a is switched to the portrait display state when the update information is displayed in the marquee display state in the landscape display state (Yes in step S103), the arrangement direction of the TV image is rotated by 90 °. At the same time (step S104), the current screen is displayed in the data broadcast display area 25 that appears on the display screen by switching (step S105). At this time, among the character strings displayed on the current screen, the cursor 26 is automatically set to the character string corresponding to the update information displayed in the horizontally long display state at the time of switching, that is, the character string corresponding to the updated content data. (Step S106).

  Therefore, the user performs a determination operation on the cursor automatically adjusted in step S106 using the operation unit 4 (Yes in step S107), so that the cursor 26 corresponds to the character string to which the cursor 26 is set. The updated page data to be read can be read and displayed in the data broadcast display area 25 (step S108). In addition, the user operates the operation unit 4 to align the cursor 26 with a character string different from the character string automatically adjusted in step S <b> 106, and then performs a determination operation, thereby performing the cursor 26. It is also possible to read the page data corresponding to the character string that is combined.

  In the flowchart shown in FIG. 8, when it is determined whether or not the display is switched to the portrait display state in step S103, if the display is not switched to the portrait display state (No in step S103), the marquee display state is displayed. It may be further determined whether or not a predetermined time has elapsed, and if the predetermined time has elapsed, control may be performed so that the marquee display is not displayed on the display screen in the landscape display state.

Embodiment 2. FIG.
In the first embodiment, when the update information is displayed on the display screen in the landscape display state, when the display is switched to the portrait display state, the current screen is displayed on the display screen in the portrait display state, and the current screen is displayed. The configuration in which the cursor 26 is set to the character string corresponding to the update information displayed in the horizontally long display state at the time of switching has been described. On the other hand, in the second embodiment, when the update information is displayed on the display screen in the horizontally long display state and the display is switched to the vertically long display state, the update information displayed in the horizontally long display state at the time of switching is displayed. Corresponding page data is displayed on the display screen in the portrait display state.

  FIG. 9 is a diagram showing an example of a display mode of the display unit 2a when the mobile phone 1 according to the second embodiment of the present invention receives a television broadcast and a data broadcast, and (a) is a landscape display state. (B) shows the display mode when switching from the state (a) to the portrait display state. As in the first embodiment, the display screen of the display unit 2a in the horizontally long display state is formed with a pictographic display area 21 and a television image display area 22, and the short side direction of the display screen is defined as the vertical direction in the television image display area 22. A TV image is displayed. When update information is generated based on the received data broadcasting data, the update information is displayed in a marquee display in the pictogram display area 21 as shown in FIG.

  When the display housing 2 is rotated from the state of FIG. 9A and switched from the horizontally long display state to the vertically long display state, as shown in FIG. 9B, the picto display area 23, the television image display area 24, and the data broadcast are displayed. A display area 25 is formed on the display screen. At this time, the display mode for the picto display area 23 and the television image display area 24 is the same as the mode shown in FIG. 7B in the first embodiment, and the description thereof will be omitted here. On the other hand, unlike the case of the first embodiment, page data that is a lower layer of the current screen data is displayed in the data broadcast display area 25 that appears on the display screen when switched to the vertically long display state.

  More specifically, when the update information is displayed in the marquee display in the pictogram display area 21 as shown in FIG. 9A, the display screen of the display unit 2a is switched from the horizontally long display state to the vertically long display state. As shown in FIG. 9B, page data corresponding to the update information displayed in the landscape display state at the time of switching, that is, page data corresponding to the updated content data is displayed in the data broadcast display area 25 of the display screen. Is displayed. In this example, when the character string of the page data corresponding to “weather” is updated and update information indicating that the content data has been updated is displayed on the display screen in the landscape display state (FIG. 9A). ) By switching the display screen to the vertically long display state, the character string of the page data corresponding to “weather” is displayed in the data broadcast display area 25 of the display screen in the vertically long display state (FIG. 9B). ).

  With such a configuration, the update information of the content data is displayed in the picto display area 21 of the display screen in the landscape display state, so that the user can watch the TV image on the display screen in the landscape display state and display the content in the small display area. It can be confirmed that the data has been updated. When the user who has confirmed the update information displayed in the pict display area 21 of the display screen in the landscape display state desires to confirm the details of the updated data broadcast in detail, the display screen is displayed in the portrait display. By switching to the state, the contents of the updated data broadcast can be easily displayed on the display screen. At this time, by switching from the horizontally long display screen displaying the update information to the vertically long display screen, among the plurality of page data that can be displayed by switching to the vertically long display screen, Since the page data corresponding to the update information displayed in the display state is automatically displayed on the display screen, the user can easily check the updated contents.

  When the page data is displayed on the display screen by switching from the horizontally long display state to the vertically long display state as in the second embodiment, as shown in FIG. 10, the horizontally long display state of FIG. Of the character strings included in the page data displayed on the display screen by switching to the vertically long display state of FIG. 10B, the character string corresponding to the update information displayed in the horizontally long display state, that is, the update A character string including the selected character may be automatically selected, and the cursor 26 may be positioned on the selected character string as in the first embodiment.

  FIG. 11 is a flowchart showing an example of processing performed by the control unit 6 when receiving a television broadcast and a data broadcast in the horizontally long display state in the second embodiment. When a television broadcast is received in the landscape display state, a television image is displayed in the television image display area 22, and when update information is generated based on the received data broadcasting data (Yes in step S201). ), As shown in FIG. 9A, the update information is displayed in the pictogram display area 21 as a marquee (step S202).

  When the display information of the display unit 2a is switched to the vertically long display state while the update information is displayed on the display screen in the horizontally long display state (Yes in step S203), the arrangement direction of the TV image is rotated by 90 °. At the same time (step S204), the page data corresponding to the update information displayed in the landscape display state at the time of switching is displayed in the data broadcast display area 25 that appears on the display screen by the switching (step S205).

Embodiment 3 FIG.
In the first and second embodiments, the configuration has been described in which update information predetermined as a character string indicating that the content data has been updated is displayed in the marquee display area 21 in the horizontally long display state. In contrast, in the third embodiment, a character string including an updated character is extracted as update information from the content data, and the extracted update information is displayed as a marquee in the horizontally-displayed picto display area 21. Is different.

  FIG. 12 is a diagram showing an aspect when content data is generated based on TS packet 31 received by mobile phone 1 according to Embodiment 3 of the present invention. Since a specific mode for generating content data based on the received TS packet 31 is the same as that in the first embodiment shown in FIG. 6, the description thereof is omitted here.

  In the present embodiment, as shown in FIG. 12, a marquee flag 33 associated with an arbitrary character string included in the content data is included in a part of the DDB constituting each module of the content data. . This marquee flag 33 is a flag indicating whether or not an arbitrary character string included in the corresponding content data is extracted as update information, and is embedded in the content data as tag information for the arbitrary character string. Therefore, by associating the marquee flag 33 with the character string including the updated character, the character string can be displayed as the update information in the pictogram display area 21 in the horizontally long display state.

  FIG. 13 is a diagram showing an example of a display mode of the display unit 2a when the mobile phone 1 according to the third embodiment of the present invention receives a television broadcast and a data broadcast, and (a) shows a horizontally long display state. (B) shows the display mode when switching from the state (a) to the portrait display state. As in the first embodiment, the display screen of the display unit 2a in the horizontally long display state is formed with a pictographic display area 21 and a television image display area 22, and the short side direction of the display screen is defined as the vertical direction in the television image display area 22. A TV image is displayed. When the update information is generated based on the received data broadcasting data, the update information is displayed in the pictogram display area 21 as a marquee as shown in FIG.

  In this example, the marquee flag 33 is included in the DDB corresponding to the content data “weather”, and the marquee flag 33 is associated with the character string included in the content data “weather”. Therefore, in the picto display area 21 in the horizontally long display state, as shown in FIG. 13A, a character string extracted from the content data of “weather” is displayed in the marquee as update information.

  When the display housing 2 is rotated from the state of FIG. 13 (a) and switched from the horizontally long display state to the vertically long display state, as shown in FIG. 13 (b), the pict display area 23, the television image display area 24, and the data broadcast display are displayed. A region 25 is formed on the display screen. At this time, the display mode for the picto display area 23, the television image display area 24, and the data broadcast display area 25 is the same as the mode shown in FIG. I will do it.

  With such a configuration, only the character string corresponding to the marquee flag 33 that is displayed as update information among the character strings included in the content data can be displayed in the horizontally-displayed pictogram display area 21. it can. Therefore, by appropriately setting the marquee flag 33, it is possible to display, as update information, a character string that allows the user to easily confirm that the content data has been updated or the updated content.

  In particular, a character string including characters updated from the content data can be extracted as update information, and the extracted character string can be displayed in the pictorial display area 21 in the landscape display state, so that the user can display the landscape display state. By confirming the updated character string while watching the television image on the screen, it is possible to confirm not only that the content data has been updated but also the updated content in the horizontally long display state. At this time, if the updated content cannot be sufficiently understood only by the displayed character string, the updated content can be confirmed in more detail by switching the display screen from the horizontally long display state to the vertically long display state. .

  In addition, as a structure which extracts the character string containing the updated character as update information from content data, it is not restricted to the structure which matches the marquee flag 33 to arbitrary character strings like this Embodiment, For example, the content data is divided into a plurality of character strings, and character strings including updated characters are extracted as update information from the character strings, and the update information is displayed in the pictorial display area 21 in the horizontally long display state. Such a configuration may be adopted.

Embodiment 4 FIG.
In the third embodiment, the configuration has been described in which the character string to be displayed as update information in the horizontally-displayed pictogram display area 21 is defined by the marquee flag 33 included in the content data. On the other hand, the fourth embodiment is different in that a dedicated character string to be displayed as update information is included in the content data.

  FIG. 14 is a diagram showing an aspect when content data is generated based on the TS packet 31 received by the mobile phone 1 according to the fourth embodiment of the present invention. Since a specific mode for generating content data based on the received TS packet 31 is the same as that in the first embodiment shown in FIG. 6, the description thereof is omitted here.

  In the present embodiment, as shown in FIG. 14, a marquee that is a dedicated character string to be displayed as update information in the horizontally-displayed pictogram display area 21 in part of the DDB constituting each module of content data. A dedicated character string 34 is included. In this example, the marquee-specific character string 34 is included in the DDB corresponding to the “weather” content data, and the marquee-specific character string 34 is not included in the DDB corresponding to the “news” content data. Therefore, the marquee-specific character string 34 extracted from the content data “weather” is displayed in the pictographic display area 21 in the horizontally long display state, but the character string included in the content data “news” is not displayed. The marquee-dedicated character 34 is a dedicated character string for displaying a marquee in the horizontally long pictogram display area 21 and is not displayed on the display screen in the vertically long display state.

  With such a configuration, it is possible to display only the marquee-specific character string 34 to be displayed on the display screen as update information among the character strings included in the content data, in the horizontally-displayed pictogram display area 21. Therefore, by appropriately setting the marquee-specific character string 34, it is possible to display, as update information, a character string that allows the user to easily confirm that the content data has been updated or the updated content.

  In the first to fourth embodiments, the update information displayed in the horizontally-displayed pictogram display area 21 is displayed as a plurality of character strings. However, the fact that there is update information may be displayed as a mark. Alternatively, the mark display and the character string display may be written together.

Embodiment 5. FIG.
In the first to fourth embodiments described above, when the content data is updated, the update information is displayed on the display screen in the horizontally long display state, and further displayed vertically from the display screen in the horizontally long display state on which the update information is displayed. The configuration for displaying the updated content data on the display screen in the portrait display state when the state is switched has been described. In contrast, in the fifth embodiment, provided when the broadcast station desires to provide a data broadcast corresponding to the content of the television broadcast being viewed by the user when the user is viewing the television image. A display indicating that there is a data broadcast to be performed (hereinafter referred to as guidance information) is displayed on a display screen in a landscape display state. Further, in the fifth embodiment, when the guidance information is displayed on the display screen in the landscape display state, when switching to the portrait display state, the current screen is displayed on the display screen in the portrait display state. Of the character strings displayed on the screen, the cursor 26 is positioned on the character string corresponding to the guidance information displayed in the horizontally long display state at the time of switching.

  Also in the fifth embodiment, the configuration of the mobile phone 1 used and the display state of the image are the same as those of the mobile phone 1 of the first embodiment shown in FIGS. 1 to 3, and the digital to which the mobile phone 1 is applied. The electrical configuration of the television broadcasting system is the same as that of Embodiment 1 shown in FIG. Here, description of the configuration of the mobile phone 1 and the electrical configuration of the digital television broadcasting system will be omitted.

  As shown in FIG. 15, the configuration of the control unit 6 includes the update information generation unit 69 of the first embodiment as the guidance information generation unit 70, and the update information display control unit 674 as the guidance information display control unit 675. The configuration is the same as that of the first embodiment except that the display selection unit 676 is added in the display control unit 67. Except for the guidance information generation unit 70, the guidance information display control unit 675, and the display selection unit 676, the same components as those in the first embodiment in FIG.

  The guidance information generation unit 70 is guidance information generation means for generating guidance information indicating that there is a data broadcast to be provided to the user based on an event message of data broadcast data included in the received digital television broadcast wave. Guidance information is generated from the TS packet synthesized based on the PID associated with the business data.

  In this example, the event message indicates a case where the event message is transmitted in real time only when necessary. However, the event message may be periodically transmitted from the broadcast station. The event message can be used for notifying that the content data of the data for data broadcasting has been updated, as in the first to fourth embodiments described above, and can also be used for data broadcasting related to the TV image being viewed. It can also be used to notify that viewing is possible.

  In this example, the guidance information is generated based on an event message sent from the broadcast station when the broadcast station notifies the user that there is a data broadcast to be provided. The guidance information includes information that there is a data broadcast to be provided, a character string representing a simple content of the data broadcast to be provided, and a mark (symbol). Here, the data broadcast desired to be provided includes information on sponsors in commercials during television broadcasts, products desired to be provided by sponsors, data broadcasts related to the contents of television programs, and the like. The guidance information display control unit 675 displays the guidance information generated by the guidance information generation unit 70 on the display unit 2a.

  When the display selection unit 676 switches the content data corresponding to the guidance information displayed in the landscape display state from the display screen in the landscape display state where the guidance information is displayed to the display screen in the portrait display state. In addition, it is configured to select whether or not to display on the display screen in the vertically long display state.

  In this example, when the display housing 2 is rotated to move from the display screen in the landscape display state to the display screen in the portrait display state, when it is desired to display the content data corresponding to the guidance information, The display housing 2 is rotated. When the content data corresponding to the guidance information is not displayed, the display housing 2 is rotated while pressing a predetermined button of the operation unit 4 of the operation housing 5. Thus, when the display selection unit 676 rotates the display housing 2 and performs display switching, the display selection unit 676 displays whether or not to perform while pressing a predetermined button of the operation unit 4 of the operation housing 5. It is configured to make a selection.

  In this example, when the user rotates the display housing 2, the user can perform the guidance as described above by a simple operation of whether or not to rotate while pressing a predetermined button of the operation unit 4 of the operation housing 5. It is possible to select whether to display the content data corresponding to the information or not to display it.

  FIG. 16 is a diagram illustrating an aspect when content data is generated based on the received TS packet 31 in the fifth embodiment. When content data is transmitted by the data carousel transmission method, each module of the content data is divided into a plurality of block data as a DDB. Then, these DDB and DII comprising information on each module are repeatedly transmitted as TS packets 31 respectively. Further, when necessary, an event message (EM) is transmitted together with DII and DDB as shown in FIG.

  Different PIDs are assigned to the DII, the plurality of DDBs, and the event messages transmitted as the TS packet 31, and by combining the TS packets 31 having the same PID, the DII and each DDB are separated as separate data. Generated. In this example, the DII, the two DDBs, and the event message are generated as separate data based on the PIDs (ad) assigned to each. Here, each DDB is block data constituting each module of content data, and includes a character string, image data, and the like. The DII includes a module ID that is identification information assigned to each module, and version information including the date and time when the module was updated.

  The event message includes a message ID, which is identification information assigned to content data to be guided, and a character string to be displayed on the display screen in the landscape display state. The character string displayed on the display screen in the landscape display state may be text display, mark display, or may include text display and mark display. Further, the event message includes information on the startup URL (Uniform Resource Locator) of the page data to be guided. The guidance information generation unit 70 described above generates guidance information based on the information of the event message.

  Each module 32 is produced | generated by synthesize | combining several DDB produced | generated as mentioned above based on module ID contained in DII. However, each module 32 may be generated by a plurality of DDBs or a single DDB. Content data such as current screen data and page data configured by the plurality of generated modules 32 is stored in the content data storage unit 132.

  FIG. 17 is a diagram showing an example of a display mode of the display unit 2a when receiving a television broadcast and a data broadcast according to the fifth embodiment, where (a) is a display mode in a landscape display state, and (b). Is a display mode when switching from the state of (a) to the vertically long display state, and (c) shows a state where the selected page data is displayed. As shown in FIG. 17A, a pict display area 21 and a television image display area 22 are formed on the display screen of the display unit 2a in the landscape display state. As shown in FIGS. 17B and 17C, a pict display area 23, a television image display area 24, and a data broadcast display area 25 are formed on the display screen of the display unit 2a in the vertically long display state. Is done.

  In this example, when the broadcast station wants to provide data broadcast related to the TV broadcast being viewed, a character string indicating that the user wishes to view the data broadcast to be provided based on the event message sent from the broadcast station. As shown in FIG. 17A, the guidance information is displayed in the pictographic display area 21. In the pictogram display area 21, one line of characters can be displayed, and the marquee display described in the first embodiment is displayed in the longitudinal direction of the display screen.

  When the display housing 2 is rotated from the state of FIG. 17A and switched from the horizontally long display state to the vertically long display state, as shown in FIG. 17B, the picto display area 23, the television image display area 24, and the data broadcast are displayed. A display area 25 is formed on the display screen.

  In this example, a character string related to news, weather, sponsors, etc. provided by a broadcasting station can be transmitted as content data of data broadcasting, and the data broadcasting display area 25 shown in FIG. Displays a current screen for selecting these various types of content data. The data broadcast display area 25 has a larger vertical width than the picto display area 23, and can display characters over a plurality of lines. In the current screen shown in FIG. 17B, character strings such as “news” and “sponsor” included in the current screen data are displayed in a plurality of lines in the data broadcast display area 25.

  The user moves the cursor 26 to any one of the character strings displayed on the current screen in FIG. 17B and performs a determination operation, thereby corresponding to the character string as shown in FIG. Page data can be displayed in the data broadcast display area 25. In the example of FIG. 17C, the cursor 26 is placed on the character string “sponsor” in FIG. 17B and a determination operation is performed, so that the character string as the page data of “sponsor” is data broadcast. It is displayed in the display area 25.

  In this example, when the guidance information is displayed in the pictogram display area 21 as shown in FIG. 17A, the display screen of the display unit 2a is switched from the horizontally long display state to the vertically long display state. Among the character strings displayed on the display screen as shown in FIG. 17B, the cursor 26 is set to the character string corresponding to the guidance information displayed in the horizontally long display state at the time of switching.

  In the example shown in FIG. 17, when a car commercial is being broadcast on television, an event message is sent from the broadcast station to provide new car information during the commercial, and the guidance information is displayed in a landscape display state. (FIG. 17A). Then, by switching from the horizontally long display state of FIG. 17A to the vertically long display state, the cursor 26 is set to the character string “sponsor” corresponding to the sponsor in the commercial on the current screen. (FIG. 17B). Then, by performing the determination operation with the character string “sponsor”, next, page data of new car information in the commercial in the page data of “sponsor” is displayed.

  With such a configuration, the guidance information is displayed in the picto display area 21 of the display screen in the horizontally long display state. Therefore, the user can watch the TV image on the display screen in the horizontally long display state and can receive the information from the broadcasting station in the small display area. It can be confirmed that there is guidance information. Further, when the user who has confirmed the guidance information displayed in the pict display area 21 of the display screen in the landscape display state desires to confirm the details of the data broadcast desired to be provided, the display screen is displayed in the portrait display state. By switching to, the contents of the guidance information can be confirmed immediately. At this time, the switching operation of the display screen to the portrait display state corresponds to the guidance information displayed in the landscape display state among the character strings included in the content data displayed on the display screen in the portrait display state. Since the cursor 26 is automatically aligned with the character string, the portion of the data broadcast that the broadcast station wants to provide is easy to understand, and the user can easily confirm the content of the guidance information.

  FIG. 18 is a flowchart showing an example of processing by the control unit 6 when receiving a television broadcast and a data broadcast in the horizontally long display state. When a television broadcast is received in the landscape display state, a television image is displayed in the television image display area 22, and when guidance information is generated based on the event message of the received data broadcasting data (step As shown in FIG. 17A, the guidance information is displayed in the pictogram display area 21 as a marquee (step S302).

  When the guidance information is marquee displayed on the display screen in the landscape display state, if the display screen of the display unit 2a is switched to the portrait display state (Yes in step S303), the arrangement direction of the TV image is rotated by 90 °. (Step S304). Then, the current screen is displayed in the data broadcast display area 25 that appears on the display screen by the switching (step S305).

  In this example, when the display housing 2 is rotated while pressing a predetermined button on the operation unit 4 of the operation housing 5 during the display switching operation in step S303, the display screen is displayed in the landscape display state. When the display is switched to the current screen of the normal TOP page that does not correspond to the guidance information that has been displayed and the display housing 2 is rotated as it is, the display is switched to the current screen that corresponds to the guidance information. ing.

  And when the display is switched to the current screen corresponding to the guidance information, among the character strings displayed on the current screen, it corresponds to the character string corresponding to the guidance information displayed in the landscape display state at the time of switching. When the cursor 26 is automatically placed on the character string to be displayed and the display is switched to the current screen of the normal TOP page that does not correspond to the guidance information displayed on the horizontally long display screen, the top page of the TOP page is displayed. The cursor 26 is automatically set to the character string displayed at the top (step S306).

  The user performs a determination operation on the cursor automatically adjusted in step S306 using the operation unit 4 (Yes in step S307), and corresponds to the character string to which the cursor 26 is aligned, The page data corresponding to the guidance information can be read and displayed on the data broadcast display area 25 (step S308). In addition, the user operates the operation unit 4 to align the cursor 26 with a character string different from the character string automatically adjusted in step S306, and then performs a determination operation to thereby adjust the cursor 26. It is also possible to read the page data corresponding to the character string that is combined.

Embodiment 6 FIG.
In the fifth embodiment, when the guidance information is displayed on the display screen in the landscape display state, when switching to the portrait display state, the current screen is displayed on the display screen in the portrait display state, and the current screen is displayed. The configuration in which the cursor 26 is set to the character string corresponding to the guidance information displayed in the horizontally long display state at the time of switching has been described. On the other hand, in the sixth embodiment, when the guidance information is displayed on the display screen in the landscape display state, when switching to the portrait display state, the guidance information displayed in the landscape display state at the time of switching is displayed. Corresponding page data is displayed on the display screen in the portrait display state.

  FIG. 19 is a diagram showing an example of a display mode of the display unit 2a when the mobile phone 1 according to the sixth embodiment of the present invention receives a television broadcast and a data broadcast, and (a) shows a horizontally long display state. (B) shows the display mode when switching from the state (a) to the portrait display state. As in the fifth embodiment, the display screen of the display unit 2a in the horizontally long display state is formed with a pictographic display area 21 and a television image display area 22, and the short side direction of the display screen is defined as the vertical direction in the television image display area 22. A TV image is displayed. When the guidance information is generated based on the received data broadcasting data, the guidance information is displayed in the pictogram display area 21 as a marquee as shown in FIG.

  When the display housing 2 is rotated from the state of FIG. 19A and switched from the horizontally long display state to the vertically long display state, as shown in FIG. 19B, the pictographic display area 23, the television image display area 24, and A data broadcast display area 25 is formed on the display screen. At this time, the display mode for the picto display area 23 and the television image display area 24 is the same as the mode shown in FIG. 17B in the fifth embodiment, and the description thereof will be omitted here.

  In the sixth embodiment, when the guidance information is displayed as a marquee in the pictogram display area 21 as shown in FIG. 19A, the display screen of the display unit 2a is switched from the horizontally long display state to the vertically long display state. As shown in FIG. 19B, the page data corresponding to the guidance information displayed in the landscape display state at the time of switching, that is, the page data corresponding to the content data related to the television broadcast that the broadcasting station wants to provide, It is displayed in the data broadcast display area 25 of the display screen.

  More specifically, when a car commercial is being broadcast on TV and an event message is sent from the broadcasting station that wants to provide new car information during the commercial, the guidance information is displayed in a landscape display state. (FIG. 19A). When the display screen is switched from the landscape display state to the portrait display state in this display state, the page data of the new vehicle information in the commercial in the page data of the “sponsor” in the lower hierarchy that is the second and subsequent layers of the current screen data (FIG. 19B) is displayed.

  With such a configuration, the guidance information of the content data is displayed in the picto display area 21 of the display screen in the horizontally long display state, so that the user can broadcast in a small display area while watching the television image on the display screen in the horizontally long display state. It can be confirmed that there is content data that the station wants to provide. Further, when the user who has confirmed the guidance information displayed in the pict display area 21 of the display screen in the landscape display state desires to confirm the details of the data broadcast desired to be provided, the display screen is displayed in the portrait display state. You can switch to At this time, by the switching operation of the display screen from the landscape display state to the portrait display state, it was displayed in the landscape display state among a plurality of page data that can be switched to the display screen in the portrait display state. Since the page data corresponding to the guidance information is automatically displayed on the display screen, the user can easily confirm the contents of the content data to be provided.

  FIG. 20 is a flowchart showing an example of processing by the control unit 6 when receiving a television broadcast and a data broadcast in the horizontally long display state according to the sixth embodiment. When a television broadcast is received in the landscape display state, a television image is displayed in the television image display area 22, and when guidance information is generated based on the event message of the received data broadcasting data (step As shown in FIG. 19A, the guidance information is displayed as a marquee in the picto display area 21 (step S402).

  When the guidance information is marquee displayed on the display screen in the landscape display state, if the display screen of the display unit 2a is switched to the portrait display state (Yes in step S403), the arrangement direction of the TV image is rotated by 90 °. At the same time (step S404), page data corresponding to the guidance information displayed in the horizontally long display state at the time of switching is displayed in the data broadcast display area 25 that appears on the display screen by the switching (step S405).

Embodiment 7 FIG.
In the example shown in FIG. 19A, the guidance information is displayed as a marquee in the pictogram display area 21 in a predetermined character string. However, as shown in FIG. The mark can also be displayed in the pictogram display area 21. Furthermore, a dedicated mark and a character string can be displayed. Also in the example shown in FIG. 21, (a) shows the display mode in the horizontally long display state, and (b) shows the display mode when switching from the (a) state to the vertically long display state. As in the fifth embodiment, the display screen of the display unit 2a in the horizontally long display state is formed with a pictographic display area 21 and a television image display area 22, and the short side direction of the display screen is defined as the vertical direction in the television image display area 22. A TV image is displayed. Then, when the guidance information is generated based on the received data broadcasting data, a dedicated mark indicating the guidance information is displayed in the picto display area 21 as shown in FIG.

Embodiment 8 FIG.
In the sixth embodiment, as an example of the case where the broadcasting station desires to provide data broadcasting corresponding to the content of the television broadcasting that the user is viewing, when the commercial of the car is being broadcasted by the television broadcasting, An event message indicating that the customer wants to provide information on a new car in a commercial is sent, and guidance information is displayed on the display screen in the landscape display state. At this time, the display screen is switched from the landscape display state to the portrait display state. The page data of the new car information inside is now displayed.

  On the other hand, in the eighth embodiment, as shown in FIG. 22, when a quiz program is broadcast by television broadcasting, as shown in FIG. An event message indicating that it is desired to be provided by broadcasting is sent, and guidance information indicating that a hint for the problem is to be provided is displayed on the display screen in the landscape display state. By switching the display screen on which the guide information is displayed from the horizontally long display state to the vertically long display state, the page data of the hint of the problem that is presented in the quiz program is displayed. Note that the display of the guidance information and the display of the page data in the seventh embodiment are performed under the same control as in the sixth embodiment, and thus the description thereof will be omitted.

Embodiment 9 FIG.
Embodiment 9 will be described with reference to FIG. 23 as another example of a case where a broadcasting station desires to provide a data broadcast corresponding to the content of a television broadcast that a user is viewing. In the ninth embodiment, when a program introducing a restaurant is broadcast on a television broadcast, the event that the broadcast station wants to provide information on a restaurant broadcast at that time, for example, a data broadcast indicating that a coupon can be acquired. A message is sent and the restaurant guidance information is displayed on the display screen in the landscape display state. By switching the display screen on which the guidance information is displayed from the horizontally long display state to the vertically long display state, the page data of the homepage of the restaurant being broadcast at that time is displayed. At this time, the cursor 26 is set to the character string corresponding to the coupon coupon of the page data. The guidance information in the ninth embodiment is displayed by the same control as that in the sixth embodiment, and the control in which the cursor 26 is set to the character string corresponding to the coupon ticket of the page data is shown in FIG. 10 of the second embodiment. Since the same control as described is performed, the description will be omitted.

  In addition, as other information that the broadcast station wants to provide to the user, when a baseball broadcast is being broadcasted on television, the player's profile can be obtained by data broadcasting while the video showing the player is being broadcast. For example, information linked to a television image can be displayed on the display screen as guidance information.

  In the said Embodiments 5-9, when displaying guidance information on the display screen of a landscape display state based on an event message, a television broadcast is received with a mobile telephone and only a television image is displayed on a display screen. In the meantime, the browser is started. When the browser is activated, an event message is always received, and guidance information is displayed based on the event message using the browser.

  On the other hand, the browser may not always be activated. In such a case, the event message may be received using processing software or a module other than the browser. At this time, when the display screen is switched from the horizontally long display state to the vertically long display state, the browser is activated, and page data corresponding to the activation URL in the event message acquired by software or the like is displayed on the display screen.

  In Embodiment 5 described above, the content data corresponding to the guidance information displayed in the landscape display state is changed from the display screen in the landscape display state in which the guidance information is displayed to the display screen in the portrait display state. A display selection unit 676 for selecting whether or not to display on the display screen in the vertically long display state when switching to is provided. This display selection unit 676 is not limited to the mobile phone according to the fifth embodiment, and can be applied to the mobile phone according to the other embodiments described above when guidance information or update information can be displayed on the display screen. be able to.

  As another display selection means, for example, in the auxiliary function setting menu of the mobile phone, the content data corresponding to the update information or the guidance information is set to be displayed (ON state), or the update information or the guidance information is supported. It is also possible to set the content data to be displayed in a state where it is not displayed (OFF state). At this time, when the OFF state is set in the auxiliary function setting menu, it is possible to prevent the content data from being displayed on the display screen corresponding to the update information or the provision state when the screen is switched.

  As another display selection means, for example, when a display screen in a landscape display state is shifted to a display screen in a portrait display state, update information or guidance is displayed on the display screen in a portrait display state before displaying content data. A selection screen for determining whether or not to display content data corresponding to information can be displayed.

  In the above embodiment, the configuration has been described in which update information or guidance information is displayed in the marquee display on the pict display area 21 on the display screen in the horizontally long display state. For example, the update information or the guidance information may be displayed in a marquee manner over a part of the TV image display area 22, for example. In addition, the configuration is not limited to the marquee display of the update information or the guidance information, and the configuration may be such that the update information or the guidance information is displayed on the display screen of the display unit 2a without being moved. Furthermore, as shown in FIG. 21A, the update information or the guidance information may be displayed with a dedicated mark instead of a character string, or a character string and a mark may be displayed. Good.

  In addition, the display state is switched between the display state in which the display state of the image on the display screen is always in the horizontally long display state, the display state in which the TV image is displayed on the entire screen of the display screen, and the display screen in the horizontally long display state. Thus, a television image may be displayed on either the left or right side, and a data broadcast may be displayed on the other side.

  In the above embodiment, the configuration in which the vertically long display state and the horizontally long display state are switched when the display housing 2 is rotated in a horizontal plane with respect to the display screen of the display unit 2a has been described. However, the present invention is not limited to such a configuration, and the present invention can be applied to any configuration that switches between the vertically long display state and the horizontally long display state when the display housing 2 is displaced in a predetermined manner. For example, there is a configuration in which a direction detection unit such as a geomagnetic sensor that detects geomagnetism is used to detect the arrangement direction of the display screen with respect to the user, and the vertically long display state and the horizontally long display state are switched based on the detection result. As described above, the method of switching between the display screen in the landscape display state and the display screen in the portrait display state is switched based on the rotation or slide operation of the casing, or by switching with the operation button on the casing. It can also be set as desired.

  The present invention can also be applied to the mobile phone 1 in which the display housing 2 as shown in FIGS. 24 and 25 rotates with respect to the operation housing 5 about a display screen of the display unit 2a and a horizontal axis. it can. In this case, for example, when the display housing 2 and the operation housing 5 are bent, the display housing 2 is rotated so that the display unit 2 a of the display housing 2 faces the operation unit 4 of the operation housing 5. When the display housing 2 is in the state (the state shown in FIG. 24), the display screen is displayed in the portrait display state, the television image and the data broadcast are displayed, and the display housing 2 and the operation housing 5 are folded. When the display housing 2 is rotated so that 2a faces outward (the state shown in FIG. 25), the display image can be displayed in the horizontally long display state and the TV image and the update information or the guidance information can be displayed. Also, the horizontally long display state can be set in the state of FIG. 24, and the vertically long display state can be set in the state of FIG.

  The present invention can also be applied to the mobile phone 1 in which the display housing 2 as shown in FIGS. 26 and 27 slides in a direction parallel to the display screen with respect to the operation housing 5. In this case, for example, when the positions of the display housing 2 and the operation housing 5 are aligned (the state of FIG. 26), the display image is displayed in the landscape display state, and the TV image and the update information or guidance information are displayed. When the display housing 2 is slid in the longitudinal direction with respect to the operation housing 5 (the state shown in FIG. 27), it is possible to display a television image and a data broadcast with the display screen in a vertically long display state. In the state of FIG. 27, a horizontally long display state can be set, and in the state of FIG. 26, a vertically long display state can be set.

  In the present invention, the display housing 2 as shown in FIGS. 28 and 29 rotates with respect to the operation housing 5 on a plane parallel to the display screen, and the longitudinal direction of the display housing 2 is the operation housing. The present invention can also be applied to the mobile phone 1 in which the entire housing is in an L-shape by the display housing 2 and the operation housing 5 when positioned perpendicular to the longitudinal direction of the body 5. In this case, for example, when the display housing 2 is positioned with respect to the operation housing 5 so as to be in an I-shape (the state shown in FIG. 28), the display screen is set to the vertically long display state and the television image and the data broadcast are displayed. When the display housing 2 is rotated with respect to the operation housing 5 so as to be in an L-shape (the state shown in FIG. 29), the display screen is set to the horizontally long display state and the TV image and the update information are displayed. Or guidance information can be displayed. In addition, the horizontally long display state can be set in the state of FIG. 28, and the vertically long display state can be set in the state of FIG.

  In the present invention, the display housing 2 as shown in FIGS. 30 and 31 slides in a direction parallel to the display screen with respect to the operation housing 5, and the display housing 2 displays on the operation housing 5. The present invention can also be applied to the mobile phone 1 that rotates on a plane parallel to the screen. In this case, for example, the state in which the display housing 2 and the operation housing 5 are aligned (the state in FIG. 30A), and the display housing 2 slides in the longitudinal direction with respect to the operation housing 5. In the state (the state shown in FIG. 30 (b)), the display screen 2 is displayed in the portrait display state, the television image and the data broadcast are displayed, and the display housing 2 is moved to the operation housing so that the entire housing becomes T-shaped. When the body 5 is rotated on a plane parallel to the display screen (the state shown in FIG. 31), the TV screen and the update information or the guidance information can be displayed with the display screen in a horizontally long display state. In addition, the horizontally long display state can be set in the state of FIG. 30, and the vertically long display state can be set in the state of FIG.

  The present invention can also be applied to the mobile phone 1 in which the display housing 2 as shown in FIG. 32 is simply folded with respect to the operation housing 5 so that the display section 2a and the operation section 4 face each other. In this case, the button of the operation unit 4 is used to display the television image and the update information or the guidance information with the display screen in the landscape display state, and display the television image and the data broadcast with the display screen in the portrait display state. The state can be switched.

  In the above embodiment, the case where the present invention is applied to the mobile phone 1 has been described. However, the present invention is not limited to the mobile phone 1, and various mobile information having a display screen such as a digital camera or a portable television receiver. Applicable to terminal devices.

It is the perspective view which showed an example of the mobile telephone by Embodiment 1 of this invention, and has shown the state which expand | deployed the housing | casing. FIG. 2 is a perspective view showing a state in which the display housing of the mobile phone in FIG. 1 is rotated, and shows a state in which it is rotated about 45 ° clockwise from the state in FIG. 1 when viewed from the front. It is the perspective view which showed the state which rotated the display housing | casing of the mobile telephone of FIG. 1, and has shown the state rotated 90 degrees clockwise from the state of FIG. 1 seeing from the front. It is the block diagram which showed an example of the electrical constitution of the digital television broadcasting system with which this mobile telephone is applied. It is the functional block diagram which showed one structural example of the control part in Embodiment 1 of this invention. It is the figure which showed the aspect at the time of producing | generating content data based on the TS packet received in Embodiment 1 of this invention. It is the figure which showed an example of the display mode of a display part when receiving television broadcasting and data broadcasting in Embodiment 1 of this invention, (a) is a display mode in a landscape display state, (b) is ( A display mode when switching from the state a) to the portrait display state, (c) shows a state where the selected page data is displayed. It is the flowchart which showed an example of the process by the control part when receiving television broadcasting and data broadcasting in the landscape display state in Embodiment 1 of this invention. It is the figure which showed an example of the display mode of a display part when receiving the television broadcast and data broadcast in the mobile telephone by Embodiment 2 of this invention, (a) is the display mode in a landscape display state, (b ) Shows a display mode when the state of (a) is switched to the vertically long display state. It is the modification in Embodiment 2 of this invention, Comprising: It is the figure which showed an example of the display mode of a display part when receiving a television broadcast and a data broadcast in a mobile telephone, (a) is a landscape display state (B) shows the display mode when switching from the state (a) to the portrait display state. 10 is a flowchart illustrating an example of processing by a control unit when receiving a television broadcast and a data broadcast in a horizontally long display state in the second embodiment. It is the figure which showed the aspect at the time of producing | generating content data based on the TS packet received in the mobile telephone by Embodiment 3 of this invention. It is the figure which showed an example of the display mode of a display part when receiving the television broadcast and data broadcast in the mobile telephone by Embodiment 3 of this invention, (a) is the display mode in a landscape display state, (b ) Shows a display mode when the state of (a) is switched to the vertically long display state. It is the figure which showed the aspect at the time of producing | generating content data based on TS packet received in the mobile telephone by Embodiment 4 of this invention. It is the functional block diagram which showed one structural example of the control part in the mobile telephone by Embodiment 5 of this invention. It is the figure which showed the aspect at the time of producing | generating content data based on the TS packet received in Embodiment 5 of this invention. It is the figure which showed an example of the display mode of a display part when receiving television broadcasting and data broadcasting in Embodiment 5 of this invention, (a) is a display mode in a landscape display state, (b) is ( A display mode when switching from the state a) to the portrait display state, (c) shows a state where the selected page data is displayed. It is the flowchart which showed an example of the process by the control part when receiving the television broadcast and data broadcast in the landscape display state in Embodiment 5 of this invention. It is the figure which showed an example of the display mode of a display part when receiving the television broadcast and data broadcast in the mobile telephone by Embodiment 6 of this invention, (a) is the display mode in a landscape display state, (b ) Shows a display mode when the state of (a) is switched to the vertically long display state. It is the flowchart which showed an example of the process by the control part when receiving the television broadcast and data broadcast in the landscape display state in Embodiment 5 of this invention. It is the figure which showed an example of the display mode of a display part when receiving the television broadcast and data broadcast in the mobile telephone by Embodiment 7 of this invention, (a) is the display mode in a landscape display state, (b) ) Shows a display mode when the state of (a) is switched to the vertically long display state. It is the figure which showed an example of the display mode of a display part when the television broadcast and data broadcast are received in the mobile telephone by Embodiment 8 of this invention, (a) is the display mode in a landscape display state, (b ) Shows a display mode when the state of (a) is switched to the vertically long display state. It is the figure which showed an example of the display mode of a display part when receiving the television broadcast and data broadcast in the mobile telephone by Embodiment 9 of this invention, (a) is the display mode in a landscape display state, (b ) Shows a display mode when the state of (a) is switched to the vertically long display state. It is the top view which showed another example of the mobile telephone applied to this invention, and has shown the state which expand | deployed the housing | casing. FIG. 25 is a plan view showing a state where the display housing is folded after the display housing of the mobile phone of FIG. 24 is rotated by 180 °. It is the perspective view which showed another example of the mobile telephone applied to this invention, and has shown the state with which the display housing | casing and the operation housing | casing were piled up. FIG. 27 is a perspective view showing a state in which the display housing of the mobile phone of FIG. 26 is slid in the longitudinal direction with respect to the operation housing. It is the top view which showed another example of the mobile telephone applied to this invention, and has shown the state which expand | deployed the housing | casing. FIG. 29 is a plan view showing a state where the display housing of the mobile phone of FIG. 28 is rotated by 90 °. It is the top view which showed another example of the mobile telephone applied to this invention, (a) has shown the state with which the display housing | casing and the operation housing were overlaid, (b) is (a) The state where the display housing of the mobile phone in the state is slid in the longitudinal direction with respect to the operation housing is shown. FIG. 32 is a plan view showing a state in which the display housing of the mobile phone in the state of FIG. 30B is rotated by 90 ° with respect to the operation housing. It is the top view which showed another example of the mobile telephone applied to this invention, and has shown the state which expand | deployed the housing | casing.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Cellular phone 2 Display housing | casing 2a Display part 6 Control part 11 Digital television broadcast receiving part 12 Rotation detection sensor 13 Memory 64 Television image generation part 65 Content data generation part 67 Display control part 671 Television image display control part 672 Content data display control Unit 673 cursor selection unit 674 update information display control unit 69 update information generation unit 21, 23 pict display area 22, 24 television image display area 25 data broadcast display area 33 marquee flag 34 marquee dedicated character string

Claims (10)

A mobile phone comprising a display screen and capable of switching the display screen to a first display state and a second display state,
Digital TV broadcast receiving means for receiving digital TV broadcast waves including TV broadcast data and data broadcast data;
TV image generating means for generating a TV image based on the received TV broadcast data;
Content data generation means for generating content data including character strings based on the received data broadcasting data;
Update information generating means for generating update information of the content data based on the received data broadcasting data;
TV image display control means for displaying a TV image on the display screen in the first display state and the second display state;
Content data display control means for displaying content data on a part of the display screen in the first display state;
Update information display control means for displaying the update information on a part of the display screen in the second display state;
When the display screen is switched from the second display state to the first display state during the display of the update information, the second character string included in the content data displayed on the display screen is changed at the second time. And a character string selection means for selecting a character string corresponding to the update information displayed in the display state. The content data generation means includes a plurality of page data that can be displayed by switching to a part of the display screen in the first display state, which is composed of character strings grouped based on the received data broadcasting data. Generate content data including
When the display screen is switched from the second display state to the first display state during the display of the update information, the content data display control means is configured to select a second of the plurality of page data at the time of switching. Display the page data corresponding to the update information displayed in the display state on the display screen,
The character string selection means selects a character string corresponding to the update information displayed in the second display state at the time of switching, from among character strings included in the page data displayed in the first display state. The mobile phone according to claim 1. A mobile phone comprising a display screen and capable of switching the display screen to a first display state and a second display state,
Digital TV broadcast receiving means for receiving digital TV broadcast waves including TV broadcast data and data broadcast data;
TV image generating means for generating a TV image based on the received TV broadcast data;
Content that generates content data including a plurality of page data that can be displayed by switching to a part of the display screen in the first display state, each of which is composed of character strings grouped based on the received data broadcasting data Data generation means;
Update information generating means for generating update information of the content data based on the received data broadcasting data;
TV image display control means for displaying a TV image on the display screen in the first display state and the second display state;
Update information display control means for displaying the update information on a part of the display screen in the second display state;
When the display screen is switched from the second display state to the first display state while the update information is being displayed, the plurality of page data displayed in the second display state at the time of switching. A cellular phone comprising content data display control means for displaying page data corresponding to update information on a part of the display screen. The display screen is rectangular and can be switched between a vertically long display state as the first display state and a horizontally long display state as the second display state,
The television image display control means displays a television image with the longitudinal direction of the display screen as the vertical direction in the vertically long display state, and the short direction of the display screen in the vertical direction when in the horizontally long display state. A mobile phone according to any one of claims 1 to 3, wherein a television image is displayed. The update information generation means extracts a character string including characters updated from the content data as the update information,
The mobile phone according to claim 4, wherein the update information display control means displays the update information extracted from the content data on the display screen in the landscape display state. The content data includes a flag associated with a character string included in the content data and indicating whether or not to display the character string as the update information.
6. The mobile phone according to claim 5, wherein the update information display control means displays the update information on the display screen based on the flag in the horizontally long display state. The content data includes a dedicated character string to be displayed on the display screen as the update information.
The update information display control means displays the dedicated character string on the display screen in the landscape display state,
5. The mobile phone according to claim 4, wherein the content data display control means does not display the dedicated character string on the display screen in the portrait display state.   The content data corresponding to the update information displayed in the second display state is switched from the display screen in the second display state in which the update information is displayed to the display screen in the first display state. The mobile phone according to any one of claims 1 to 7, further comprising display selection means for selecting whether or not to display on the display screen in the first display state. A digital television broadcast transmitter for transmitting digital television broadcast waves including data for data broadcast and data for television broadcasts, and a mobile phone for receiving the digital television broadcast waves,
The mobile phone
A rectangular display screen that can be switched between a portrait display state and a landscape display state;
A digital TV broadcast receiving means for receiving the digital TV broadcast wave;
TV image generating means for generating a TV image based on the received TV broadcast data;
Content data generation means for generating content data including character strings based on the received data broadcasting data;
Update information generating means for generating update information of the content data based on the received data broadcasting data;
A television image that displays the television image with the longitudinal direction of the display screen in the vertical direction in the vertically long display state, and that displays the television image with the short direction of the display screen in the vertical direction in the horizontal display state. Display control means;
Content data display control means for displaying content data on a part of the display screen in the vertically long display state;
Update information display control means for displaying the update information on a part of the display screen in the landscape display state,
The digital television broadcast transmitting device transmits a flag associated with a character string included in the content data and indicating whether or not to display the character string as the update information.
The update information display control means displays the update information on the display screen based on the flag in the horizontally long display state. A digital television broadcast transmitter for transmitting digital television broadcast waves including data for data broadcast and data for television broadcasts, and a mobile phone for receiving the digital television broadcast waves,
The mobile phone
A rectangular display screen that can be switched between a portrait display state and a landscape display state;
A digital TV broadcast receiving means for receiving the digital TV broadcast wave;
TV image generating means for generating a TV image based on the received TV broadcast data;
Content data generation means for generating content data including character strings based on the received data broadcasting data;
Update information generating means for generating update information of the content data based on the received data broadcasting data;
A television image that displays the television image with the longitudinal direction of the display screen in the vertical direction in the vertically long display state, and that displays the television image with the short direction of the display screen in the vertical direction in the horizontal display state. Display control means;
Update information display control means for displaying the update information on a part of the display screen in the landscape display state;
Content data display control means for displaying content data on a part of the display screen in the portrait display state;
The digital television broadcast transmission device transmits a dedicated character string to be displayed on the display screen as the update information,
The update information display control means displays the dedicated character string on the display screen in the landscape display state,
The digital television broadcasting system, wherein the content data display control means does not display the dedicated character string on the display screen in the portrait display state.

Images