JP2011119992A - Video display device, video display method, program, and recording medium - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a video display device which displays TV video and PC video without causing overlapping when they are displayed on a display screen at the same time. <P>SOLUTION: A PC built-in TV 1 has a TV unit 10 and a PC unit 20. The TV unit 10 includes a content processor 13 which generates TV video, a control information communication section 18 which transmits second layout information display that specifies a layout so as to display PC video in a display area of a display screen 2 other than that for TV video displayed, a content synthesizer 14 which synthesizes TV video and PC video to generate synthesized video, and a video output section 11 which outputs the synthesized video to the display screen 2. The PC unit 20 includes a content processor 21 which generates PC video based on the second layout information and a content transmitter 23 which transmits the generated PC video to the TV unit 10. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a video display device including a plurality of units, a video display method in the video display device, a program, and a recording medium.

  In recent years, there has been an increasing demand among viewers to view another video on the same screen while watching a broadcast program. Against this background, various techniques for displaying video other than broadcast programs using a sub-screen have been proposed.

  Patent Document 1 discloses a video display device that simultaneously displays a television screen and a browser screen obtained by connecting to the Internet on a display.

  Patent Document 2 discloses a personal computer with a TV function that allows a user to watch a digital broadcast at a high resolution in a short time and to select a user's TV / PC function seamlessly.

  In Patent Document 3, a television or a recorded program can be viewed without increasing the load on the PC, and a television image by overlay display can be displayed on a small screen at an arbitrary position on the PC monitor during the PC work. Even if the work area and the overlay area of the TV overlap and the operability deteriorates, the work area can be moved to any position and changed to any size, greatly improving operability. An image processing apparatus that can be used is disclosed.

JP 2008-79077 (release date: April 3, 2008) JP 2006-310896 (release date: November 9, 2006) JP 2007-31958 (Publication date: November 29, 2007)

  However, the above-described prior art has the following problems.

  In the technique of Patent Document 1, the browser function is realized in the television apparatus. In this configuration, the software and hardware of the television device are poor compared to those of the computer, so that only limited services can be processed. In particular, since services provided through the Internet are evolving day by day, the technology of Patent Document 1 cannot cope with a large number of services that require a large processing load, such as an online game and a video reproduction service. As a result, only a few services can be provided to the user. The technique of Patent Document 2 has a similar problem.

  In the technique of Patent Document 3, a television screen and a PC screen are mixedly displayed by connecting a television and an external PC. In this technique, since two separate devices are connected to each other, wiring and the like are complicated. As a result, the installation and carrying of the apparatus becomes troublesome. Further, since the television broadcast processing and the computer processing operate independently of each other, they must be operated by separate operation devices. Moreover, it is difficult to realize the cooperation between the two.

  Further, in the conventional technology such as Patent Document 3, for example, when viewing a television image, a part of the PC screen is hidden behind the display area for displaying the television image. Therefore, each time an icon or application window arranged on the back of the display area where the TV image is displayed is operated, the position of the display area of the TV image must be changed, which complicates the user. have.

  The present invention has been made in view of the above-described problems, and the main object of the present invention is to display each video image without overlapping when simultaneously displaying a TV video and a PC video on the display. The object is to provide a video display device.

In order to solve the above problems, an image display device according to the present invention provides
A video display device comprising a first unit for generating a first video and a second unit for generating a second video,
The first unit is
First video generation means for generating the first video based on predetermined first layout information for designating a display layout of the first video displayed in a part of the video display area of the display; ,
Layout information transmitting means for transmitting second layout information for designating a display layout of a second video generated by the second unit and displayed in the remaining portion of the video display area. When,
Synthetic video generation means for generating a composite video by combining the first video generated by the first video generation means and the second video generated by the second unit;
Display means for displaying the composite video generated by the composite video generation means in the video display area,
The second unit is
Second video generation means for generating a second video based on the second layout information transmitted from the layout information transmission means;
Video transmission means for transmitting the second video generated by the second video generation means to the first unit.

  In the video display device according to the present invention, the first unit is a second video generated by the second unit, and is displayed in the remaining part of the video display area excluding the part where the first video is displayed. Layout information transmitting means for transmitting the second layout information designating the display layout of the second video and the second video, and the second unit includes second layout information transmitted from the layout information transmitting means. Based on this, a second video generation means for generating a second video is provided. Then, the first unit synthesizes the first video generated in its own unit and the second video generated in the second unit to generate a composite video, and displays it in the video display area.

  Thus, in the video display device according to the present invention, when the first video generated in the first unit and the second video generated in the second unit are simultaneously displayed on the display, the first video is displayed. It can be prevented that a part of the other video is not displayed because one of the video and the second video overlaps a part of the other video.

  That is, in the video display device according to the present invention, it is possible to simultaneously display all videos to be displayed by the first unit and all videos to be displayed by the second unit in the video display area of the display. Play.

  Thereby, the user can confirm all the images to be displayed on the display without being forced to perform complicated operations.

  It should be noted that all the videos to be displayed by the first unit mean all the video data processed in the first unit output from the video display device according to the present invention to the display. In addition, all the videos to be displayed by the second unit mean all the video data processed in the second unit output from the video display device according to the present invention to the display. Yes.

  The layout refers to all display forms such as the shape, size, and position of the displayed video, and the layout information refers to information including parameters for designating the layout.

  In the video display device according to the present invention, the first unit further includes the first unit based on the shape of the video display area and the shape of the display layout of the first video specified by the first layout information. Preferably, layout information generating means for generating the second layout information is provided.

  According to said structure, in the 1st unit in the video display apparatus based on this invention, the 1st image | video produced | generated based on the shape of the video display area in the display which displays the said synthetic | combination image | video, and said 1st layout information Based on the shape of the second layout information, the second layout information is generated.

  As a result, the video display device according to the present invention has an effect that even when the first layout information is changed, the second layout information can be generated in accordance with the change of the first layout information. .

  In the video display device according to the present invention, the first unit further includes broadcast wave receiving means for receiving a broadcast wave through an antenna, and the first video generation means is received by the broadcast wave receiving means. It is preferable that the first video is generated by decoding the broadcast wave.

  According to said structure, it has a function as a unit which produces | generates the image | video obtained by the 1st unit decoding a broadcast wave. That is, according to the above configuration, the first unit is realized as a kind of so-called television receiver.

  In the video display device according to the present invention, the second unit further includes execution means for executing an application, and the second video generation means is configured to execute the second when the execution means executes the application. It is preferable to generate the video of

  According to said structure, a 2nd unit can be comprised as a unit which produces | generates the image | video obtained by running an application. That is, according to the above configuration, the second unit has a function as a general-purpose computer.

  In particular, when the first unit has a function as a television receiver, the video display device according to the present invention is realized as a television device with a built-in computer.

  In the video display device according to the present invention, it is preferable that the first layout information includes information for designating a rectangular display layout shape of the first video.

  According to said structure, there exists an effect which can display a 2nd image | video, without producing waste in an image | video display area, confirming a 1st image | video comfortably.

  In addition, for example, when the first video is a TV video generated by the TV unit, the user can view the first video in a shape that is not different from a normal one. There is no load when doing this.

  In the video display device according to the present invention, the second video is a video displaying at least one of a clock application, a mail application, a news display application, and a window displayed by the message display application executed by the execution unit. Preferably there is.

  According to said structure, there exists an effect which can confirm easily the information which a user feels to confirm when starting a PC unit.

  In the video display device according to the present invention, it is preferable that the first video is a video showing a part of video obtained by decoding the broadcast wave received by the broadcast receiving means.

  According to the above configuration, when the size of the display area for displaying the first video is reduced, it is difficult for the user to recognize information (for example, characters or graphics) displayed on the first video. The information (for example, a character or a figure) can be recognized.

  In the video display device according to the present invention, it is preferable that the second unit is detachable from the first unit.

  According to the above configuration, the second unit can be detached from the first unit, and a second unit different from the removed second unit can be attached to the first unit.

  Thereby, for example, it is possible to realize a use in which only the second unit is purchased separately and replaced. That is, there is an effect that the expandability of the video display device according to the present invention can be enhanced. In addition, even if the second unit fails, only the second unit can be repaired, so that the maintainability can be improved.

  In the video display device according to the present invention, it is preferable that the second unit is built in a housing body of the first unit.

  According to said structure, since the 2nd unit is incorporated in the inside of the housing | casing of a 1st unit, there exists an effect which can protect a 2nd unit from an external environment.

In order to solve the above problems, an image display method according to the present invention provides:
A video display method in a video display device comprising a first unit for generating a first video and a second unit for generating a second video,
The first unit generates the first video based on predetermined first layout information that specifies a display layout of the first video displayed in a part of the video display area on the display. A first video generation step;
2nd layout information which specifies the display layout of the 2nd picture which the 1st unit generates the 2nd picture which the 2nd unit generates, and is displayed in the remainder of the picture display area. A layout information transmission step for transmitting
A second video generation step in which the second unit generates a second video based on the second layout information transmitted in the layout information transmission step;
A video transmission step in which the second unit transmits the second video generated in the second video generation step to the first unit;
Composite video generation in which the first unit generates a composite video by synthesizing the first video generated in the first video generation step and the second video generated in the second video generation step. Steps,
A display step of displaying the composite video generated in the composite video generation step in the video display area;
It is characterized by including.

  According to said structure, there exists an effect similar to the video display apparatus concerning this invention.

  Further, a program for operating the first unit in the video display device according to the present invention, which causes a computer to function as each means included in the first unit, and the present invention A program for operating the second unit in such a video display apparatus, which causes the computer to function as each means included in the second unit, is also included in the scope of the present invention.

  Furthermore, a computer-readable recording medium that records at least one of these programs is also included in the scope of the present invention.

  As described above, in the video display device according to the present invention, the first unit is the second video generated by the second unit, and the rest of the video display area excluding the portion where the first video is displayed. The second image displayed in the portion is provided with layout information transmitting means for transmitting the second layout information designating the display layout of the second video, and the second unit is transmitted from the layout information transmitting means. Second video generation means for generating a second video based on the second layout information is provided. Then, the first unit synthesizes the first video generated in its own unit and the second video generated in the second unit to generate a composite video, and displays it in the video display area.

  Thereby, in the video display device according to the present invention, all the videos to be displayed by the first unit and all the videos to be displayed by the second unit can be simultaneously displayed in the video display area of the display. Play. That is, the user can confirm all the images to be displayed on the display without being forced to perform complicated operations.

It is a block diagram which shows the principal part structure of the television with a built-in PC concerning embodiment. It is a figure which shows the external appearance of the television with a built-in PC concerning an embodiment, (a) shows the appearance when viewing the television with a built-in PC from the display screen side, and (b) is the appearance when viewing the television with a built-in PC from the side. Indicates. It is a block diagram which shows the detailed internal structure of the television with a built-in PC concerning embodiment. It is a figure which shows the flow of signal transmission of the television with a built-in television which concerns on embodiment, (a) shows the flow of signal transmission at the time of operating a television with a built-in PC using a remote control, (b) is an input device. The flow of signal transmission at the time of operating a television with a built-in PC using is shown. It is a figure which shows typically the production | generation of the synthetic | combination video in the television with a built-in PC which concerns on embodiment. It is a figure which shows an example of the synthetic | combination image | video displayed on a display. It is a figure which shows typically the modification of the production | generation of the synthetic | combination video in the television with a built-in PC which concerns on embodiment. It is a figure which shows the other example of the synthetic | combination image | video displayed on a display. It is a figure which shows an example of the synthetic | combination image | video obtained by synthesize | combining two TV image | videos and one PC image | video. It is a figure which shows a mode that the subtitle currently displayed on the lower part of an image | video can be recognized by scrolling TV image, (a) is scrolling TV image to the upper side, (b) is (a). The TV image is further scrolled to the upper side than the state shown in FIG. 8, and (c) is the TV image being scrolled further to the upper side than the state shown in (b). It is a figure which shows the external appearance of the modification of the television with a built-in PC which concerns on embodiment, (a) is an external appearance at the time of seeing the television with a built-in PC from the display screen side after the detachable PC unit is attached to the TV unit. (B) is a figure which shows the external appearance at the time of seeing the television with a built-in PC before the detachable PC unit is attached to the TV unit from the back side. It is a block diagram which shows the principal part structure of the modification of the television with a built-in PC which concerns on embodiment.

  An embodiment of a television 1 with a built-in PC according to the present invention will be described below with reference to FIGS. In the present embodiment, prior to the description of the composite video generation process in the PC built-in television 1 according to the present invention, the configuration of the PC built-in television 1 will be described below.

(Appearance of TV unit 10)
First, the external appearance of the PC built-in television 1 will be described below with reference to FIG. FIG. 2A is a diagram showing an appearance when the PC built-in television 1 according to the embodiment of the present invention is viewed from the display screen side. FIG. 2B is a diagram showing an external appearance when the PC built-in television 1 is viewed from the side (the side where the PC unit 20 is installed).

  As shown in FIGS. 2A and 2B, the PC built-in television 1 (content reproduction device) has a configuration in which a PC unit 20 (second unit) is provided in a TV unit 10 (first unit). Device. The TV unit 10 of the present embodiment is a subunit (subsystem) having a configuration and functions as a liquid crystal television device. On the other hand, the PC unit 20 is a subunit (subsystem) having a configuration and functions as a so-called personal computer. Both are integrated to form one PC built-in television 1. Furthermore, both operate in cooperation with each other to provide users with an unprecedented content playback (viewing and browsing) experience.

  The user operates the PC built-in television 1 using the remote controller 9. If there is only the remote controller 9, the TV unit 10 can be operated to view the broadcast program. Further, by using the same remote controller 9, it is possible to operate the PC unit 20 to execute various software applications, or to access a website on the Internet and browse a web page.

(Main components of TV 1 with built-in PC)
The internal configuration and functions of the PC built-in television 1 will be described below with reference to FIG. FIG. 1 is a block diagram showing the main configuration of a PC built-in television 1 according to an embodiment of the present invention.

  As shown in FIG. 1, the TV unit 10 of the TV 1 with a built-in PC includes a video output unit 11, an audio output unit 12, a content processing unit 13, a content synthesis unit 14, a content acquisition unit 15, a content reception unit 16, and a user input unit. 17, a control information communication unit 18 and a control unit 19 are provided. On the other hand, the PC unit 20 includes a content processing unit 21, a content acquisition unit 22, a content transmission unit 23, a storage unit 24, a control information communication unit 25, a user input unit 26, a control unit 27, and an application execution unit 28.

  The television 1 with a built-in embodiment has a video composition function. Specifically, the TV unit 10 acquires a broadcast program by receiving and decoding a broadcast wave (television broadcast). The PC unit 20 acquires PC contents such as web pages and moving image contents and provides them to the TV unit 10. The TV unit 10 synthesizes at least the video in the broadcast program (first video) and the video in the PC content (second video) to generate one composite video and outputs it to the display 2. Thereby, the display 2 displays the synthesized video. The display 2 is realized as, for example, a liquid crystal display, a plasma display, or an organic EL display.

(Details of TV unit 10)
The function of each block provided in the TV unit 10 will be described below.

  The video output unit 11 outputs the video signal sent from the content synthesis unit 14 to the display 2.

  The audio output unit 12 outputs the audio signal sent from the content synthesis unit 14 to the speaker 3.

  The content processing unit 13 processes the content input from the content acquisition unit 15. In this embodiment, the received broadcast wave is decoded to generate a broadcast program (TV video) and output to the content composition unit 14. In the present invention, how TV images are generated will be described below.

  The content synthesizing unit 14 synthesizes the broadcast program (TV video) input from the content processing unit 13 and the PC content (PC video) received by the content receiving unit 16 from the PC unit 20 to produce one synthesized video. Generate.

  The content acquisition unit 15 receives the broadcast wave through the antenna 4 and outputs it to the content processing unit 13. Note that the broadcast wave receiving method is not limited to that through the antenna 4. The content acquisition unit 15 can also receive broadcast waves through a cable television broadcast network. In addition, IP broadcast data (IP broadcast wave) can be received through the Internet 8.

  The video input to the content acquisition unit 15 is not limited to a real-time video such as broadcast. In addition, it is also possible to use an externally input video that is input via an HDMI cable or a video cable for content that is played back by a recording / playback device (recorder device) or the like.

  The content receiving unit 16 receives the PC content transmitted from the PC unit 20 and outputs it to the content composition unit 14.

  The user input unit 17 receives an input operation to the PC built-in television 1 by the user. Specifically, for example, a signal generated by the remote controller 9 in response to an input operation by the user is received and output to the control unit 19. In addition, a signal generated by a user's direct operation on the TV unit 10 main body can be received.

  The control information communication unit 18 exchanges control information with the PC unit 20. Specifically, the control information is transmitted to the control information communication unit 25 of the PC unit 20 or the control information transmitted from the control information communication unit 25 is received.

  Here, the control information includes, for example, operation information for operating the PC unit 20a or the TV unit 10a. In addition, information specifying that the acquired content should be provided to the other unit is included. Furthermore, access information (link information) for acquiring content is included.

  The control information transmitted from the PC unit 20 to the TV unit 10 may include layout information for designating a display shape (display layout) of a PC video generated in the PC unit 20.

  The control unit 19 performs overall control of each block constituting the TV unit 10.

(Details of PC unit 20)
The function of each block constituting the PC unit 20 will be described below.

  The content processing unit 21 processes the PC content acquired by the content acquisition unit 22.

  The content acquisition unit 22 acquires PC content from the outside. For example, PC content is acquired from the recording disk 7 or the Internet (communication network) 8. PC content is content that can be processed and played back by a computer. For example, content such as text, video, audio, and moving image corresponds to this, and multimedia content including a combination of these also corresponds. In addition, a web page is also included in the PC content. These PC contents can be obtained from various places. The acquisition destination is, for example, a website on the Internet 8, an external device connected to the PC built-in television 1, and the recording disk 7.

  The content transmission unit 23 transmits the content processed by the content processing unit 21 to the content reception unit 16.

  The storage unit 24 stores various PC contents. For example, it is realized as a nonvolatile storage device such as a hard disk or a flash memory. The storage unit 24 stores various software applications executed by the application execution unit 28 in addition to the PC content.

  The control information communication unit 25 exchanges control information with the control information communication unit 18. Specifically, the control information is transmitted to the control information communication unit 18 of the TV unit 10 or the control information transmitted from the control information communication unit 18 is received.

  The user input unit 26 receives an input operation on the television with a built-in PC 1 by the user. Specifically, a signal generated by the operating device (in this embodiment, the mouse 5 and the keyboard 6) in response to an input operation by the user is received and output to the control unit 27. Other examples of the operation device include a pointing device such as a trackball and a trackpad, and a joystick.

  The control unit 27 controls various operations in the PC unit 20.

  The application execution unit 28 reads and executes the software application stored in the storage unit 24.

(Detailed internal configuration of TV 1 with built-in PC)
Next, a detailed internal configuration of the PC built-in television 1 will be described with reference to FIG. FIG. 3 is a block diagram showing a detailed internal configuration of the PC built-in television 1 according to the present embodiment. Each functional block shown in FIG. 1 is realized by any one of the blocks shown in FIG. 3 or a combination thereof.

  An RF (Radio Frequency) receiving unit 101 receives a signal transmitted from the outside. That is, the RF receiving unit 101 is a video signal input unit that accepts a digital broadcast signal such as a video signal transmitted by terrestrial digital broadcasting. The signal received by the RF unit 101 is not limited to a signal transmitted as a terrestrial digital broadcast wave. For example, a video signal transmitted by general analog broadcast, satellite broadcast, or cable television broadcast It may be.

  Examples of the format of the video signal received by the RF receiver 101 include a video signal digitized in the MPEG2 or MPEG4 format in the case of digital broadcasting. Further, the signal input to the RF receiving unit 101 is not limited to the above video signal. For example, a digital broadcast signal (such as a digitized audio signal, data broadcast, electronic program guide information, or network information) ( Broadcast wave).

  The demodulator 102 demodulates the digital broadcast signal input to the RF receiver 101 and sends it to the decoder 103.

  The decoder 103 decomposes a demodulated signal such as MPEG2TS into a video component (signal) and an audio component (signal). The decoder 103 decodes the video signal among the decomposed signals and sends the audio signal to the audio processor 104. At this time, the data accompanying the audio signal is sent to the CPU 109 and processed there.

  The audio processor 104 decodes the audio signal received from the decoder 103. Since the audio signal has many formats, the audio processor 104 normally performs the decoding process of the audio signal. However, the present invention is not limited to this, and the audio signal may be decoded by the decoder 103 or the CPU 109. The processed audio signal is sent to the speaker 105.

  The speaker 105 outputs the audio signal decoded by the audio processor 104. In addition, although this embodiment shows the form of a television provided with the display part 112 and the speaker 105, it is not limited to this, For example, BD (Blu-Ray) recorder or STB (Set Top Box) etc. In this case, an audio signal may be output to an external device instead of the speaker 105.

  Remote control communication unit 106 receives a control signal from a remote control (not shown). Examples of the remote controller that transmits a control signal include an infrared remote controller that transmits a signal in one direction or a wireless remote controller that transmits a signal in both directions. The control signal received by the remote control communication unit 106 is sent to the CPU 109.

  The external input unit 107 receives a signal output from the video output unit 208 of the PC unit 20. Examples of the external input unit 107 include an HDMI interface or a DVI-D terminal. The signal received by the external input unit 107 includes decoded data or data in a compressed format (for example, data in MPEG2 or MPEG4 format).

  The audio signal received by the external input unit 107 is output to the audio processor 104. On the other hand, the video signal received by the external input unit 107 is output to the graphic memory 110 and developed. For example, when the video signal received by the external input unit 107 is a compressed image, the received video signal is sent to the graphic memory 110 once via the decoder 103. Note that there is no substantial difference in the video signal output to the graphic memory 110 depending on whether or not the signal passes through the decoder 103.

  The memory 108 is a memory that stores a program or data.

  The CPU 109 is a CPU that controls the entire TV unit 10.

  The graphic memory 110 holds two or more videos and display data. Examples of display data include data broadcasting, OSD (on-screen display) data, and data such as setting menus. The graphic memory 110 includes a plurality of planes, and each plane can be superimposed or alpha blended.

  The graphic controller 111 combines video and display data held in the graphic memory 110 to create one screen. That is, the graphic controller 111 performs, for example, enlargement / reduction or position setting of a plurality of planes according to control from the CPU 109, and generates a final screen by combining them. This final screen is sent to the display unit 112. The graphic memory 110 and the graphic controller 111 correspond to the content composition unit 14 shown in FIG.

  The display unit 112 displays the video received from the graphic controller 111. For example, video may be displayed on a display device such as a liquid crystal panel, or video data may be output to an external device.

  A LAN (Local Area Network) controller 113 is connected to an external device through a network. The LAN controller 113 may be connected to another device according to a home network standard such as DLNA (Digital Living Network Alliance) or may be connected to a video service through the Internet. The connection with the external device may be either wired or wireless. The video signal acquired from the LAN controller 113 is not particularly limited, but is preferably handled in the same manner as the video signal acquired through the RF receiving unit 101.

  The I / F unit 114 is an interface unit that controls LAN, USB, serial, or the like. The I / F unit 114 exchanges control information including a still image with the PC unit 20. Note that the transmission / reception method of control information in the I / F unit 114 is not particularly limited.

  The power supply unit 115 is a power supply circuit in the TV unit 10. The power supply unit 204 is a power supply circuit in the PC unit 20. These power supply units 115 and 204 are supplied with power from a common power supply 150. At this time, it is desirable to receive power from one AC plug.

  The input unit 201 receives input from the outside. Thus, the PC unit 20 may have its own input unit. As the input unit 201, for example, it is preferable that a Bluetooth wireless keyboard or a wireless mouse can be used.

  The IO processor 202 controls various external interfaces.

  The LAN controller 203 is connected to the IP network. Note that the LAN controller 113 and the LAN controller 203 preferably share one IP address with each other. Further, when the TV unit 10 and the PC unit 20 are provided with individual LAN controllers 113 and 203, respectively, it is preferable to have a bridge function inside the television 1 with a built-in PC. Thereby, for example, when connecting a wired LAN, the TV unit 10 and the PC unit 20 can be simultaneously connected to the network by simply inserting one LAN cable.

  A memory 205 is a memory of the CPU 206 that performs various controls.

  The CPU 206 comprehensively controls each block included in the PC unit 20. For example, the compressed PC content is decoded by software and converted to the original PC content. In the present embodiment, the PC unit 20 does not include hardware such as the decoder 103 in the TV unit 10. However, the present invention is not limited to this. For example, the PC unit 20 may include hardware such as the decoder 103.

  The graphic controller 207 speeds up graphic processing during video rendering.

  The video output unit 208 outputs the video signal processed by the graphic controller 207. Examples of the format of the output video signal include a format that can be output via an interface of the HDMI standard. The audio signal is also output to the TV unit 10 in the same manner as the video signal.

  The storage unit 209 permanently stores PC content acquired through the Internet 8 or the recording disk 7. Examples of the storage unit 209 include a hard disk, a BD (Blu-ray Disc), a DVD (Digital Video Disc), or a USB (Universal Serial Bus) memory. The CPU 206 reproduces the video acquired via the network or the video stored in the storage unit 209 and transmits it to the TV unit 10.

  Here, the image is not limited to a moving image, and includes a screen created by an application such as music, a book (text), a photo (still image), a slide show, a word processing document, or a game.

(How to operate PC built-in TV 1)
FIG. 4A is a diagram showing a signal transmission flow when the remote controller 9 is used to operate the PC built-in television 1. FIG. 4B is a diagram illustrating a signal transmission flow when the PC built-in television 1 is operated using the input device (keyboard 6 or mouse 5).

  As described above, the user can operate both the TV unit 10 and the PC unit 20 using the remote controller 9. A signal (operation signal) transmitted from the remote controller 9 in response to a user input is input to the control unit 19 via the user input unit 17. The control unit 19 determines whether the signal is a signal for operating the TV unit 10 or a signal for operating the PC unit 20 by analyzing the operation signal. If it is determined to be the former, each block in the TV unit 10 is controlled according to the content of the operation signal. As a result of these processes, the user can operate the TV unit 10 using the remote controller 9.

  On the other hand, if the control unit 19 determines that the operation signal is a signal for operating the PC unit 20, it generates control information for controlling the PC unit 20 and sends it to the PC unit 20 through the control information communication unit 18. Send. The control information is input to the control unit 27 of the PC unit 20 via the control information communication unit 25. The PC unit 20 controls each block in the PC unit 20 based on the input control information. As a result of these processes, the user can operate the PC unit 20 using the remote controller 9.

  As described above, the user can operate both the PC unit 20 and the TV unit 10 using the mouse 5 or the keyboard 6 (hereinafter collectively referred to as an operation device). A signal (operation signal) transmitted from the controller device in response to a user input is input to the control unit 27 via the user input unit 26. The control unit 27 analyzes the operation signal to determine whether it is a signal for operating the PC unit 20 or a signal for operating the TV unit 10. If it is determined to be the former, each block in the PC unit 20 is controlled according to the contents of the operation signal. As a result of these processes, the user can operate the PC unit 20 using the mouse 5 or the keyboard 6.

  On the other hand, when the control unit 25 determines that the operation signal is a signal for operating the TV unit 10, the control unit 25 generates control information for controlling the TV unit 10, and the TV unit 10 through the control information communication unit 25. Send to. The control information is input to the control unit 19 of the TV unit 10 via the control information communication unit 18. The control unit 19 controls each block in the TV unit 10 based on the input control information. As a result of these processes, the user can operate the TV unit 10 using the operation device (mouse 5 or keyboard 6).

  As described above, the television with built-in PC 1 of the present embodiment can operate two units (TV unit 10 and PC unit 20) having completely different functions by using one operating device. In particular, the point that the operation of the PC unit 20 can be performed by the remote controller 9 has a great merit for the user. This is because the operation of the remote controller 9 is refined compared to the mouse 5 or the keyboard 6 and is intuitive and easy to understand. Therefore, a user who uses the TV with a built-in PC 1 of the present embodiment can experience various services (execution of applications, browsing web pages) provided by the PC unit 20 more easily than using a general-purpose personal computer. it can.

(Outline of composite video generation)
Next, details of processing for generating a composite video including a TV video and a PC video in the television 1 with a built-in PC according to the present embodiment, which is the greatest feature of the present invention, will be described below. In addition, the referential mark of each member in this clause shall be based on FIG. 1 or FIG.

  First, when a user presses a predetermined button provided on the remote controller or the PC built-in television 1, the PC built-in television 1 displays the TV image whose display mode is processed in the TV unit 10 and the PC processed in the PC unit 20. Change to a mode (simultaneous display mode) in which video is simultaneously displayed on the display 2.

  When the operation mode is switched to the simultaneous display mode, the content processing unit 13 that generates a TV video generates a TV video based on predetermined TV video layout information. At the same time, the control information communication unit 18 in the TV unit 10 transmits PC video layout information specifying the layout of the PC video to be generated to the PC unit 20.

  The PC unit 20 that has received the PC video layout information generates a PC video based on the PC video layout information received by the content processing unit 21. Then, the content transmission unit 23 transmits the generated PC video to the TV unit 10.

  The content synthesizing unit 14 in the TV unit 10 synthesizes the TV video generated in the content processing unit 13 and the PC video generated in the PC unit 20 to generate a synthesized video. Finally, the video output unit 11 outputs the generated composite video to the display 2. The display 2 displays the input composite video on the display panel. As a result, the TV video and the PC video are simultaneously displayed on the screen of the display 2.

  The layout in the present embodiment refers to all display forms such as the shape, size, and position of the displayed video, and the layout information means information including parameters for designating the layout. Yes.

(Details of composite video generation)
Here, the composite video generated in the simultaneous display mode in the PC built-in television 1 according to the present invention will be described more specifically with reference to FIG. FIG. 5 is a diagram schematically illustrating generation of a composite video in the PC built-in television 1.

  As shown in FIG. 5, the content processing unit 13 in the TV unit 10 generates a TV video 50. At this time, the content processing unit 13 generates the TV video 50 based on the TV video layout information. The TV video layout information is information recorded in advance in a recording unit (not shown) in the TV unit 10.

  At the same time, the content processing unit 21 in the PC unit 20 generates a PC video 60. At this time, the content processing unit 21 generates the PC video 60 based on the PC video layout information. That is, the PC video layout information is layout information for designating an inverted L shape as shown in FIG. In other words, the PC video layout information can also be said to be layout information for designating an area having a shape obtained by subtracting the TV video display area from the display area on the display 2.

  The PC video layout information is information recorded in advance in a recording unit (not shown) in the TV unit 10 in the same manner as the TV video layout information. That is, the PC video layout information is transmitted to the PC unit 20 by the control information communication unit 18 in the TV unit 10.

  As shown in FIG. 5, the content synthesis unit 14 synthesizes the TV video 50 generated in the content processing unit 13 and the PC video 60 generated in the content processing unit 21 and transmitted to the TV unit 10, thereby generating a composite video. 70 is generated. As described above, the PC video 60 is generated based on the PC video layout information that specifies to display the PC video in the display area obtained by subtracting the TV video display area from the display area of the display 2. At 70, the TV video 50 and the PC video 60 do not overlap.

  The synthesized video 70 generated in the content synthesis unit 14 is output from the video output unit 11 to the display 2. As a result, the composite image 70 is displayed on the display 2.

  An example of the composite image 70 generated by the above-described processing will be described below with reference to FIG. FIG. 6 is a diagram illustrating an example of the composite image 70 displayed on the display 2.

  As shown in FIG. 6, as the TV image 50, an image obtained by decoding the broadcast wave received by the TV unit 10 is displayed. As the TV image 50, the entire obtained image is usually displayed. However, when a user operation is received to enlarge a part of the TV video to be displayed, a part of the video may be displayed.

  On the other hand, as the PC video 60, a video generated based on an application executed in the PC unit 20 is displayed. At this time, the entire video to be displayed as the PC video is displayed in the inverted L-shaped PC video 60. For example, when displaying the application windows 61, 62, 63 on the PC unit 20, the application windows 61, 62, 63 are arranged so that all application windows are displayed in the inverted L-shaped PC video 60. Of course, this is not limited to the application window, and the same applies to icons on the desktop.

  As described above, in the composite video 70, the PC video 60 is not hidden behind the TV video 50. Therefore, when the generation of the TV video 50 in the TV unit 10 is stopped by operating the TV with built-in PC 1, that is, when the user stops watching the TV, nothing is displayed in the area where the TV video 50 is displayed. Will not be.

(Other examples of composite video)
The composite video generated in the PC built-in television 1 is not limited to the shape described above. That is, by changing the TV video layout information specifying the shape of the TV video and the PC video layout information specifying the shape of the PC video, the generated composite video can be changed as appropriate. Hereinafter, modified examples of the generated composite video will be described with reference to FIGS. FIG. 7 is a diagram schematically showing the generation of the composite video 70b in the television 1 with a built-in PC. FIG. 8 is a diagram showing a composite video 70b displayed on the display 2 in the TV 1 with a built-in PC.

  As shown in FIG. 7, the content processing unit 13 in the TV unit 10 generates a TV video 50b based on the TV video layout information.

  At the same time, the content processing unit 21 in the PC unit 20 generates the PC video 60b based on the PC video layout information. The PC video layout information is layout information for designating a square shape as shown in FIG.

  As shown in FIG. 7, the content synthesizing unit 14 has a rectangular TV video 50b generated by the content processing unit 13 and a rectangular PC video 60b generated by the content processing unit 21 and transmitted to the TV unit 10. Are combined to generate a composite image 70b. Here, as before, the PC video 60b is generated based on the PC video layout information specifying that the PC video is displayed in the display area obtained by subtracting the TV video display area from the display area of the display 2. In the synthesized video 70b, the TV video 50b and the PC video 60b do not overlap.

  The synthesized video 70 b generated in the content synthesis unit 14 is output from the video output unit 11 to the display 2. As a result, the composite image 70b is displayed on the display 2.

  An example of the synthesized video 70b generated by the processing described above is shown in FIG. As shown in FIG. 8, as the TV image 50b, an image obtained by decoding the broadcast wave received by the TV unit 10 is displayed. As the TV image 50b, the entire obtained image is usually displayed. However, as shown in FIG. 8, a part of the TV video to be displayed can be enlarged and displayed by the user changing the display magnification. The magnification to be enlarged may be directly input by the user using an operation input device such as a remote controller.

  On the other hand, as the PC video 60b, a video generated based on an application executed in the PC unit 20 is displayed. At this time, the entire video to be displayed as the PC video is displayed in the square-shaped PC video 60b. For example, when the application windows 61b and 62b are displayed on the PC unit 20, the application windows 61b and 62b are arranged so that all application windows are displayed in the square-shaped PC video 60b. Of course, this is not limited to the application window, and the same applies to icons on the desktop.

(Another example of composite video)
In the above-described embodiment, the case where the synthesized video is generated by synthesizing one TV video and one PC video has been described as an example, but the synthesized video is not limited to this. For example, when the TV unit 10 has a plurality of tuners, a synthesized video may be generated by synthesizing a plurality of TV videos and one PC video.

  An example of a synthesized video obtained by synthesizing a plurality of TV videos and one PC video is shown in FIG. FIG. 9 is a diagram illustrating an example of a synthesized video 70c obtained by synthesizing the TV videos 50c and 50d and the PC video 60c.

  The content processing unit 13 in the TV unit 10 generates a TV image 50c obtained by decoding a broadcast wave received by a first tuner (not shown) based on the TV image layout information, and also generates a second tuner (not shown). No) to generate a TV image 50d obtained by decoding the broadcast wave received. The content synthesizing unit 14 synthesizes the generated TV video 50c and TV video 50d with the PC video 60c generated by the content processing unit 21 to generate a synthesized video 70c.

  Accordingly, as shown in FIG. 9, two TV images 50c and 50d and one PC image 60c can be displayed simultaneously on the display 2. In this case, the sound output from the speaker 3 may be the sound associated with the TV image on the side selected by the user.

(When TV image 50 is enlarged and displayed)
As described above, the TV video 50 in the composite video 70 can be enlarged and displayed on a part of the TV video to be displayed. However, when the TV image 50 is displayed in an enlarged manner, for example, when subtitles are displayed at the bottom of the screen, the user cannot check the subtitles.

  Therefore, as shown in FIGS. 10A to 10C, whenever a user presses a predetermined button (for example, a button for instructing scrolling up) on the remote controller 9, a TV image 50 is displayed on the display 2. It is preferable that the displayed video can be scrolled upward. As a result, it becomes possible to check the video that the user can no longer see due to the enlarged display.

  FIGS. 10A to 10C are diagrams showing how the subtitles displayed at the bottom of the video can be recognized by scrolling the TV video 50, and FIG. (B) scrolls the TV image 50 further upward than the state shown in (a), and (c) shows the TV image 50 further upward than the state shown in (b). Scroll to

(TV video layout information and PC video layout information)
The TV video layout information is information that specifies, for example, position coordinates and a display shape for displaying a TV video. That is, the content processing unit 13 can generate a TV image of a predetermined shape at a predetermined position by generating a TV image based on the TV image layout information.

  A plurality of TV video layout information may be recorded in the recording unit that records the TV video layout information. In this case, the TV video layout information referred to by the content processing unit 13 can be appropriately changed according to the user's selection. In this case, the PC video layout information is recorded in association with the TV video layout information. Thereby, the PC video layout information referred to in the content processing unit 21 can be selected based on the TV video layout information selected by the user.

  In the above-described embodiment, the case where the PC video layout information is recorded in advance in the recording unit has been described as an example. However, the present invention is not limited to this. For example, the control unit 19 in the TV unit 10 may generate PC video layout information from the shape of the display area for displaying the composite video on the display 2 and the TV video layout information.

  That is, the control unit 19 generates PC video layout information for displaying the PC video so that the TV video and the PC video do not overlap on the display 2 based on the TV video layout information referred to by the content processing unit 13. To do. In other words, the control unit 19 specifies the shape of the display area obtained by subtracting the display area of the TV image generated based on the TV image layout information from the shape of the display area that displays the composite image on the display 2. Generate information.

  Thus, even when the user can appropriately set the TV video layout information, the PC video layout information can be generated from the changed TV video layout information.

(Advantages of TV 1 with built-in PC)
As described above, in the TV with a built-in PC 1, the TV unit 10 transmits the PC video layout information designating the display layout so that the PC video generated by the PC unit 20 does not overlap the TV video. It has. Further, the PC unit 20 includes a content processing unit 21 that generates a PC video image based on the PC video layout information transmitted from the control information communication unit 18. The TV unit 10 synthesizes the TV video generated in its own unit and the PC video generated in the PC unit 20 to generate a composite video, and displays it on the display 2.

  As described above, in the TV 1 with a built-in PC, when the TV image generated by the TV unit 10 and the PC image generated by the PC unit 20 are simultaneously displayed on the display 2, one of the TV image and the PC image is displayed. It can be prevented that a part of the other video is not displayed by overlapping the video with a part of the other video.

  That is, in the television 1 with a built-in PC, all the videos to be displayed by the TV unit 10 and all the videos to be displayed by the PC unit 20 can be simultaneously displayed on the display 2. Thereby, the user can confirm all the images to be displayed on the display 2 without being forced to perform complicated operations.

  Also, the TV unit 10 in the PC built-in television 1 generates PC video layout information based on the shape of the display area of the display 2 that displays the composite video and the shape of the TV video generated based on the TV video layout information. . Thereby, even if the TV video layout information or the display 2 is changed, the PC built-in television 1 can produce the PC video layout information in accordance with the change of the TV video layout information.

  In addition to the above description, the following various ideas are possible for the television 1 with a built-in PC.

(Contrived menu display)
The PC built-in television 1 makes it easy to intuitively understand the classification and operation of categories. Thereby, even the beginner of a computer can operate the television 1 with a built-in PC easily. Menu items corresponding to categories following the portal website are displayed in a list. As a result, the user can select menu items in the same manner by the same operation as that of the computer that is usually used.

  The PC built-in television 1 displays content corresponding to the focused menu item on the PC screen. Therefore, every time the user selects content, the video displayed on the PC screen is switched. As a result, the user can select content intuitively. As an initial setting, it is preferable to prepare a website attractive to the user in advance.

  Further, the TV 1 with a built-in PC has a menu item “convenient function” as a kind of category. The user can register a frequently used software application in the convenient function. Note that the display order of menu items displayed on the TV screen may be changed according to the content provider. In addition, a business that collects the posting fee determined according to the display order from the content provider becomes possible.

  The TV 1 with a built-in PC easily displays, for example, links to websites frequently used by users on the display 2 as items classified by category. As a result, the PC function menu can be used as an entrance when accessing a website on the Internet 8. The user can directly access the Internet by selecting an item from this entrance (PC function menu) while watching a broadcast program through the TV screen without setting to switch to the PC screen. With these ideas, the present invention can increase the willingness to purchase the television 1 with a built-in PC from beginners to advanced computers.

  Specific examples of menu items include a search website, web log, SNS (Social Networking Service), general information (for example, news, weather, traffic information or route guidance), living information (for example, illness, regional information or child care) , Food (eg, restaurant or recipe collection), learning (eg, dictionary or children's education), hobbies (eg, stocks, travel, shopping or fashion), or entertainment (eg, games, video websites or music download webs) Site).

  The user can connect to the website for each category described above by the following procedure. First, a menu item related to a desired category is selected from the category-specific PC function menu displayed on the screen. Next, since a URL list of websites belonging to the category of the selected item is displayed, a desired website is selected from the URL list. Specifically, when a TV main screen, a plurality of menu items, and a PC small screen are displayed on the screen, the user selects a menu item of a desired category by a remote control operation. Thereafter, for example, if the PC main screen is selected to be displayed, the PC screen is enlarged on the screen and switched to the Internet viewing.

(Diversity of services used)
The user of the PC built-in television 1 can also use all the Internet services that can be used by the conventional general-purpose computer in the PC built-in television 1. This is because the PC built-in television 1 includes the PC unit 20 that functions as a complete computer and operates in cooperation with the TV unit 10. Accordingly, the TV built-in television 1 has a much wider range of use than a conventional Internet television that can use only limited Internet services.

(Advantages of large screen)
When the PC full screen is displayed on the display 2, the user can operate the PC unit 20 using the mouse 5 or the keyboard 6. In the TV 1 with a built-in PC having the display 2 as a large screen, the user can enjoy the PC content through the large-screen and high-quality display 2. In the conventional computer, it is necessary to prepare a large screen display in addition to the PC main body for such a use. However, this single TV with built-in PC 1 can satisfy the demands of power users who make extensive use of computers. In particular, since the PC unit 20 is a computer, it is possible to add functions flexibly in cooperation with various peripheral devices, and to realize the advantages obtained by adding such functions to the user through a large screen and high-quality display. be able to.

(Power supply interlock)
The user does not have to perform a complicated operation for starting up the PC unit 20. This is because in the PC built-in television 1, the power supply of the TV unit 10 and the power supply of the PC unit 20 are interlocked. That is, the PC unit is turned on at the same time as the TV unit 10a is turned on. After the activation of the TV unit 10 is completed, the user can view the broadcast program immediately. On the other hand, the startup process of the PC unit 20 continues thereafter. This is because the PC unit 20 requires a longer time to complete startup than the TV unit 10. The user can enjoy the broadcast program without unnecessarily waiting until the PC unit 20 is completely activated. In addition, after the PC unit 20 has been activated, the PC unit 20 can be operated at any time by a simple operation using the remote controller 9.

(Ease of installation)
Since the TV unit 10 and the PC unit 20 are integrated, the user can easily install the PC built-in television 1. An LED backlight may be employed for the display 2 of the TV unit 10. As a result, the TV unit 10 can be reduced in weight and thickness, so that the installation direction of the TV 1 with a built-in PC can be freely set in any direction.

(Sales of TV with built-in PC 1)
The external appearance of the PC built-in television 1 is very similar to that of a normal television device. Therefore, the store places the TV 1 with a built-in PC in the TV department instead of the computer department. The salesperson can appeal that the computer can be used with a simple operation when selling the TV 1 with a built-in PC to a prospective customer. As a result, a customer who does not go to the computer department but goes to the television department, that is, a general user who is not good at computers but can use the television, can increase the willingness to purchase the television 1 with built-in PC. The PC built-in television 1 has the added value that a computer can also be used, so that the unit price can be set higher and the profit rate is higher. Therefore, the manufacturer of the PC built-in television 1 and the dealer can obtain higher profits with the PC built-in television 1.

(Display of power consumption)
The TV 1 with a built-in PC may acquire information about its own power consumption, convert it into information for display, and display it on the display 2.

(Modification)
The PC built-in television according to the present invention may be configured such that the PC unit can be detached from the PC built-in television. A PC built-in television in which the PC unit can be detached from the PC built-in television will be described below with reference to FIGS. 11 (a) and 11 (b) and FIG.

  FIGS. 11A and 11B are views showing the appearance of the PC built-in television 1a, and FIG. 11A shows the PC built-in television 1a after the detachable PC unit 20a is mounted on the TV unit 10a. It is a figure which shows the external appearance at the time of seeing from the screen side, (b) shows the external appearance when seeing the television 1a with a built-in PC from the back side before the detachable PC unit 20a is mounted on the TV unit 10a. FIG.

  As shown in this figure, the TV built-in television 1a is composed of a TV unit 10a and a PC unit 20a. In this respect, there is no difference from the TV 1 with a built-in PC. However, in the PC built-in television 1a, the PC unit 20a is detachable from the PC built-in television 1a. Accordingly, the expandability and maintainability of the PC built-in television 1 can be improved. In addition, after releasing mounting | wearing, TV unit 10a and PC unit 20a can each be utilized independently.

  As shown in FIG. 11A, the PC unit 20a is provided with a plurality of external terminals 150, 151, and 152. Specific examples of the external terminals 150, 151, and 152 include an Ethernet (registered trademark) terminal, a USB terminal, and a video / audio input / output terminal. As shown in FIG. 11B, the PC unit 20a is also provided with external terminals 153, 154, and 155 for exchanging signals with the TV unit 10a. Specific examples of the external terminals 153, 154, and 155 include a video signal (SDVO: Serial Digital Video OutPut including HDMI signal), a control signal terminal, and a power supply terminal. By having these terminals, video signals, control signals, and power supply signals can be transmitted and received between the PC unit 20a and the TV unit 10a. In addition to the terminals described above, an audio signal terminal may be provided to transmit and receive audio signals to and from each other.

  The PC unit 20a can operate as a single unit and is a product. The circuits and wiring are all housed inside the PC unit 20a and are not exposed at all. The same applies to the TV unit 10a. Therefore, there is no need for wiring when connecting the two. That is, when attaching the PC unit 20a to the TV unit 10a, the user may attach the PC unit 20a to the PC unit mounting portion provided in the TV unit 10a. In the PC built-in television 1a, it can be said that the procedure for mounting the PC unit 20a to the TV unit 10a is very easy.

  The PC unit 20a removed from the PC built-in television 1a can be used for various purposes by being connected to peripheral devices. For example, the removed PC unit 20a is mounted on a cradle that can be connected to a monitor. In this way, the PC unit 20a can be used as a desktop computer. In addition, as a terminal for connecting the PC unit 20a and the cradle, an Ethernet (registered trademark) terminal and a serial port terminal can be used.

  FIG. 12 is a block diagram showing a main configuration of the PC built-in television 1a. As shown in this figure, the content acquisition unit 15 of the TV unit 10a is to be reproduced from the recording disk 7, the Internet 8, and the external device (external storage device) 160 in addition to the antenna 4. Content can be acquired. In other words, the content processed by the TV unit 10a is not limited to a broadcast program, but also includes content such as text, video, audio, and moving images, and multimedia content that is a combination thereof. Other web pages are also included.

  As described above, the PC unit 20a has expandability utilizing peripheral devices, and has a wider range of utilization than conventional general-purpose computers. Even when the PC unit 20a is detached from the TV unit 10a or when the PC unit 20a breaks down, the TV program 10a alone can acquire a broadcast program and various contents from the outside.

  Further, the number of PC units 20 constituting the PC built-in television 1 is not limited to one, and may be plural. Although the case where the second video generation unit in the video display device according to the present invention is a PC unit has been described as an example, the present invention is not limited to this. In addition to the PC unit, the second video generation unit may be, for example, an optical disc playback (recording) unit and a hard disk recorder unit. In addition, when the video display device according to the present invention includes a plurality of second units, the second units may be different types of units.

(Program and recording medium)
Finally, each block included in the TV unit 10 and the PC unit 20 constituting the PC built-in television 1 may be configured by hardware logic. Alternatively, it may be realized by software using a CPU (Central Processing Unit) as follows.

  That is, the TV unit 10 or the PC unit 20 includes a CPU that executes instructions of a program that realizes each function, a ROM (Read Only Memory) that stores the program, and a RAM (Random Access Memory) that expands the program into an executable format. ), And a storage device (recording medium) such as a memory for storing the program and various data. With this configuration, the object of the present invention can be achieved by a predetermined recording medium.

  This recording medium only needs to record the program code (execution format program, intermediate code program, source program) of the program of the TV unit 10 or the PC unit 20 which is software for realizing the above-described functions so as to be readable by the computer. . This recording medium is supplied to the TV unit 10 or the PC unit 20. Thus, the TV unit 10 or the PC unit 20 (or CPU or MPU) as a computer may read and execute the program code recorded on the supplied recording medium.

  The recording medium for supplying the program code to the TV unit 10 or the PC unit 20 is not limited to a specific structure or type. That is, the recording medium includes, for example, a tape system such as a magnetic tape and a cassette tape, a magnetic disk such as a floppy (registered trademark) disk / hard disk, and an optical disk such as a CD-ROM / MO / MD / DVD / CD-R. System, a card system such as an IC card (including a memory card) / optical card, or a semiconductor memory system such as a mask ROM / EPROM / EEPROM / flash ROM.

  Moreover, even if the PC built-in television 1 is configured to be connectable to a communication network, the object of the present invention can be achieved. In this case, the program code is supplied to the PC built-in television 1 (TV unit 10 or PC unit 20) via the communication network. This communication network is not limited to a specific type or form as long as it can supply a program code to the TV 1 with a built-in PC (TV unit 10 or PC unit 20). For example, it may be the Internet, intranet, extranet, LAN, ISDN, VAN, CATV communication network, virtual private network, telephone line network, mobile communication network, satellite communication network, and the like.

  The transmission medium constituting the communication network may be any medium that can transmit the program code, and is not limited to a specific configuration or type. For example, wired communication such as IEEE 1394, USB (Universal Serial Bus), power line carrier, cable TV line, telephone line, ADSL (Asymmetric Digital Subscriber Line) line, infrared rays such as IrDA and remote control, Bluetooth (registered trademark), 802.11 It can also be used by radio such as radio, HDR, mobile phone network, satellite line, terrestrial digital network. The present invention can also be realized in the form of a computer data signal embedded in a carrier wave in which the program code is embodied by electronic transmission.

  The same applies to each block constituting the PC built-in television 1a.

  The present invention is not limited to the above-described embodiments, and various modifications can be made within the scope shown in the claims, and the embodiments obtained by appropriately combining the technical means disclosed in the embodiments are also described here. It is included in the technical scope of the invention.

  The video display device according to the present invention can be suitably used as a television receiver with a built-in PC unit. More specifically, when the PC unit and the TV unit cooperate with each other, it is suitably used as a television receiver capable of simultaneously displaying images generated in both units on a single display device. be able to.

1 TV with built-in PC (video display device)
1a TV with built-in PC (video display device)
2 Display 3 Speaker 4 Antenna (Broadcast wave receiving means)
5 Mouse 6 Keyboard 7 Recording disk 8 Internet 9 Remote control 10 TV unit (first unit)
10a TV unit (first unit)
11 Video output section (display means)
12 audio output unit 13 content processing unit (first video generation means)
14 Content composition section (composite video generation means)
DESCRIPTION OF SYMBOLS 15 Content acquisition part 16 Content receiving part 17 User input part 18 Control information communication part (layout information transmission means)
19 Control unit (layout information generating means)
20 PC unit (second unit)
20a PC unit (second unit)
21 Content processing unit (second video generation means)
22 content acquisition unit 23 content transmission unit (second video transmission unit)
24 storage unit 25 control information communication unit 26 user input unit 27 control unit 28 application execution unit (execution means)

Claims (13)

A video display device comprising a first unit for generating a first video and a second unit for generating a second video,
The first unit is
First video generation means for generating the first video based on predetermined first layout information for designating a display layout of the first video displayed in a part of the video display area of the display; ,
Layout information transmitting means for transmitting second layout information for designating a display layout of a second video generated by the second unit and displayed in the remaining portion of the video display area. When,
Synthetic video generation means for generating a composite video by combining the first video generated by the first video generation means and the second video generated by the second unit;
Display means for displaying the composite video generated by the composite video generation means in the video display area,
The second unit is
Second video generation means for generating a second video based on the second layout information transmitted from the layout information transmission means;
A video display device comprising: video transmission means for transmitting the second video generated by the second video generation means to the first unit.   The first unit generates layout information generating means for generating the second layout information based on the shape of the video display area and the shape of the display layout of the first video specified by the first layout information. The video display device according to claim 1, further comprising: The first unit includes broadcast wave receiving means for receiving a broadcast wave through an antenna.
The video display device according to claim 1 or 2, wherein the first video generation unit generates the first video by decoding the broadcast wave received by the broadcast wave reception unit. The second unit includes execution means for executing an application,
4. The video display device according to claim 1, wherein the second video generation unit generates a second video when the execution unit executes an application. 5.   5. The video display device according to claim 1, wherein the first layout information includes information for designating a shape of a display layout of the first video as a rectangle. 6.   5. The video according to claim 4, wherein the second video is a video displaying at least one of a window indicated by a clock application, a mail application, a news display application, and a message display application executed by the execution unit. Video display device.   4. The video display device according to claim 3, wherein the first video is a video showing a part of a video obtained by decoding the broadcast wave received by the broadcast wave receiving means.   The video display device according to claim 1, wherein the second unit is detachable from the first unit.   The video display device according to any one of claims 1 to 7, wherein the second unit is built in a housing body of the first unit. A video display method in a video display device comprising a first unit for generating a first video and a second unit for generating a second video,
The first unit generates the first video based on predetermined first layout information that specifies a display layout of the first video displayed in a part of the video display area on the display. A first video generation step;
2nd layout information which specifies the display layout of the 2nd picture which the 1st unit generates the 2nd picture which the 2nd unit generates, and is displayed in the remainder of the picture display area. A layout information transmission step for transmitting
A second video generation step in which the second unit generates a second video based on the second layout information transmitted in the layout information transmission step;
A video transmission step in which the second unit transmits the second video generated in the second video generation step to the first unit;
Composite video generation in which the first unit generates a composite video by synthesizing the first video generated in the first video generation step and the second video generated in the second video generation step. Steps,
A display step of displaying the composite video generated in the composite video generation step in the video display area;
A video display method comprising:   A program for operating a computer included in the first unit of the video display device according to any one of claims 1 to 9, wherein the computer functions as each unit included in the first unit. Program to let you.   A program for operating a computer included in the first unit of the video display device according to any one of claims 1 to 9, wherein the computer functions as each unit included in the second unit. Program to let you.   The computer-readable recording medium which has recorded the program of Claim 11 or 12.

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