JP2001094966A - Internet television receiver - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a channel interlocking device for an internet television receiver that can easily be moved to a desired channel, and to provide its method. SOLUTION: In an internet television receiver provided with a television receiver section 20 and an internet section 10 having an internet communication function, the internet section 10 is provided with a CPU that outputs a channel revision instruction and corresponding channel information to the television receiver section 2, when a web site selects a television channel and receives a current television channel member from the television receiver section to transmit the number to a web server as required and with a storage means that stores a broadcast station name and the channel number corresponding thereto under the control of the CPU. The television receiver section 20 includes a control section, that controls channel revision to the channel, in response to the channel revision instruction and the channel information outputted from the CPU and includes a remote control reception section that receives a remote control transmission signal and gives the signal to the control section.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an Internet television, and more particularly, to an Internet television channel interlocking apparatus and method which can easily move to a desired channel using a television channel service function of a web server. In addition, the present invention connects a website that shows television channel information on an Internet television, and then links the television channel information provided from the website with the actual channel of the television so that the screen pattern and size can be changed to a desired value. The present invention relates to an apparatus and a method for reconstructing a screen when the web and the television channel are linked in an Internet television that can be reconstructed in a form.

[0002]

2. Description of the Related Art The Internet has become one of the most useful communication means in real life due to the rapid development of information communication, and is connected to a server using an online access device.

Currently, the most widely used online access device is a personal computer, and various devices that can connect to the Internet without using a personal computer have been developed. One of such devices is an Internet television.

[0004] The Internet television is a device combining the functions of a general television and the communication function of a personal computer. In the television mode, general television broadcasts can be viewed, and in the Internet mode, communication is possible.

In such an Internet television, when switching from the television mode to the Internet mode, or when switching from the Internet mode to the television mode, the corresponding key is pressed to convert the mode, and the television mode is switched to the Internet mode to perform the Internet function. When switching to TV mode while
Before switching to the Internet mode, the user listens to the broadcast channel in the television mode, which is inconvenient. In order to switch to another broadcast channel, the user must input the corresponding key again.

[0006] As an example, when the user switches to the Internet mode while watching the MBC broadcast in the television mode to perform the Internet, and then switches to the television mode, the user watches the MBC broadcast. Therefore,
To view the KBS broadcast, the corresponding key must be input again.

[0007] Further, since the user can know the broadcast program information only from newspapers and magazines, this is also very inconvenient for the user.

On the other hand, in a current general television, a PIP (Picture in PIP) in which an image of a sub-screen is displayed on a main screen.
(Picture) function, the viewer cannot see the main screen image because the main screen image where the sub screen is displayed is interrupted by the sub screen during viewing by the PIP function.

Therefore, the applicant of the present invention has proposed a screen reconstructing function in which the PIP function of a general television is improved in an Internet television capable of channel interlocking, that is, a web screen and a television screen in an Internet television capable of channel interlocking. The present invention proposes a screen reconstructing function that enables the simultaneous reconstructing of the pattern and the size of the screen so that the images can be viewed simultaneously on one screen without loss of the image.

[0010]

SUMMARY OF THE INVENTION Accordingly, the present invention has been devised in order to solve the above-mentioned problems. The present invention relates to a method of connecting to a website for providing TV channel information while watching broadcast information. In addition, the present invention provides a channel interlocking apparatus and method for an Internet television that automatically switches to a corresponding channel without clicking a desired channel and switching to a television mode or key input for switching to the corresponding channel. There is a purpose.

It is another object of the present invention to provide a method of querying broadcast information in a channel-linked Internet television, which enables information query of a current channel to assist a viewer in selecting a program. Is to provide.

Still another object of the present invention is to provide an Internet television capable of linking channels, wherein a web screen and a television screen can be simultaneously viewed on one screen. An object of the present invention is to provide a reconstruction apparatus and method.

Still another object of the present invention is to provide an Internet television capable of linking channels, wherein a web screen and a television screen are composed of a main screen and a sub-screen.
It is an object of the present invention to provide an apparatus and a method for reconstructing a screen when a web and a television channel are linked in an Internet television, which enables reconstruction of a desired screen pattern without image loss of a web screen.

[0014]

According to one aspect of the present invention, there is provided an Internet television having a television section having a broadcast receiving function and an Internet section having an Internet communication function. In the above, the Internet unit outputs a channel change command and corresponding channel information to the TV unit when a TV channel is selected on a website that provides TV channel information, and receives the current TV channel number from the TV unit, and A central processing unit for transmitting to a web server, and a storage unit for storing a broadcast station name and an actual channel number of a corresponding area corresponding to the broadcast station name under the control of the central processing unit. A channel change command output from the central processing means; And control means for controlling the channel change to the appropriate channel depending on the channel information, in which to receive the remote control transmission signal, characterized in that it comprises a remote control receiving means for inputting to said control means.

According to a second aspect of the present invention, in addition to the configuration of the first aspect, when the central processing unit connects to the web server, the central processing unit transmits information on a currently connected device to the web server. It is characterized by doing.

According to a third aspect of the present invention, in addition to the configuration of the first aspect, the central processing unit is stored in the storage unit when outputting channel information to the television unit. The present invention is characterized in that an actual channel number of a corresponding area corresponding to a broadcast station name is output.

According to a fourth aspect of the present invention, in addition to the first aspect, the storage means stores a broadcast station name and an actual channel number of a corresponding area corresponding to the broadcast station name. It is characterized by including a mapping table.

According to a fifth aspect of the present invention, in addition to the configuration of the first aspect, the control means includes:
Analyze the remote control reception signal input from the remote control reception means, if the control signal of the Internet section,
It is characterized in that it is converted into an already defined code and transmitted to the central processing means.

According to a sixth aspect of the present invention, in addition to the configuration of the first aspect, the central processing means and the control means transmit and receive data in parallel over a predetermined data bus and a clock line. It is a feature.

According to a seventh aspect of the present invention, in addition to the configuration of the first aspect, the central processing unit and the control unit transmit and receive serially over a predetermined data bus and a clock line. It is a feature.

According to an eighth aspect of the present invention, in addition to the configuration of the first aspect, when the central processing means selects a desired screen pattern in an example of a screen configuration provided from the web, The configuration information and the television screen size and position information are output, and the storage means stores the screen pattern selected by the control of the central processing means, the television screen size and position information, and the recently selected television channel information. Wherein the Internet television further comprises video mixer means for reconstructing a screen with the selected screen pattern according to the size and position information of the television screen provided from the central processing means. It is.

According to a ninth aspect of the present invention, in addition to the configuration of the eighth aspect, when a desired screen pattern is selected in the example of the web screen configuration, a web screen of the selected screen pattern is selected. And a ROM storing a web browser program for reconfiguring a web screen so as to conform to the above.

According to a tenth aspect of the present invention, in addition to the configuration of the eighth aspect, in addition to the configuration of the eighth aspect, the Internet television receives command information called screen pattern configuration and TV screen size and position information from the central processing unit. The video mixer further comprises control means for providing the size and position information of the screen to the video mixer means.

According to an eleventh aspect of the present invention, in addition to the configuration of the eighth aspect, the video mixer means further comprises a sub-video unit for separating only a motive signal from an input sub-video signal and a main video signal. Signal and main video signal motive separation means, sub-screen reconstruction means for reconstructing and outputting the sub-picture signal to fit the screen size of the sub-screen of the selected screen pattern, and the sub-screen reconstruction Switching means for switching an output of the means and an input main video signal to output a synthesized video signal conforming to the selected screen pattern; motive separation means for the sub-video signal and the main video signal; and the control means And a screen reconstruction control means for controlling the sub-screen reconstruction means and the switching means so that a screen is reconstructed with the selected screen pattern by the output of And it is characterized in and.

According to a twelfth aspect of the present invention, in addition to the configuration of the eleventh aspect, when the screen pattern is selected, the main video signal is transmitted by a web browser according to the control of the central processing means. It is a video signal for a reconstructed web screen.

According to a thirteenth aspect of the present invention, in addition to the configuration of the eleventh aspect, the sub-screen reconstructing means controls the input sub-picture signal by controlling the screen reconstructing control means. An A / D conversion unit for performing / D conversion;
A field memory for storing the output of the A / D converter under the control of the screen reconstruction control means, and a field memory for matching the sub-screen of the selected screen pattern under the control of the screen reconstruction control means D / A converting the output of
And a conversion unit.

[0027] In the Internet television according to the present invention, in addition to the constitution of the eighth aspect, when the desired screen pattern is selected, the size and the position of the sub-screen can be adjusted. Is what you do.

According to a fifteenth aspect of the present invention, in addition to the configuration of the fourteenth aspect, the size and position of the sub-screen are adjusted by a screen size adjusting icon and a screen position moving icon. It is assumed that.

In the Internet television according to claim 16 of the present invention, in addition to the constitution of claim 8, when the screen is reconstructed with the selected screen pattern, the television channel of the sub-screen is stored in the storage means. The stored television channel is selected.

According to a method of operating an Internet television according to the present invention, when a television is turned on, a first step of automatically connecting to the Internet and a desired broadcast by connecting to a web server for providing television channel information. A second step of selecting a hyperlink, and a third step of analyzing a script of the selected hyperlink to determine whether the hyperlink is for a channel change or a general hyperlink. As a result of the determination, if the link is a general hyperlink, the link is connected to the link. If the link is a hyperlink for changing a channel, a control signal for changing the channel and a broadcast station name and a corresponding area corresponding to the broadcast station name are displayed. A fourth step of outputting corresponding channel information from a mapping table having an actual channel number; And it is characterized in that the more a fifth step of changing channels to the appropriate channel in accordance with the control signal.

[0031] The method of operating an Internet television according to claim 18 of the present invention, in addition to the structure of claim 17, further comprises: when connecting to the web server, the web browser transmits information on the type of the currently connected device. It is characterized in that it is transmitted to a web server.

According to a nineteenth aspect of the present invention, in addition to the configuration of the eighth aspect, the script of the hyperlink includes channel number information and a hyperlink for changing the channel by the hyperlink. It is characterized by including information called a link.

According to a twentieth aspect of the present invention, in addition to the configuration of the seventeenth aspect, when the broadcast information inquiry of the current channel is selected, the mode is switched to the Internet mode to provide the television channel information. Transmitting the channel number information and the broadcast information inquiry information to the web server after connecting to the web server, and receiving and outputting the corresponding channel information provided from the web server to the screen. The method further comprises the step of inquiring about broadcast information.

According to a method for operating an Internet television according to a twenty-first aspect of the present invention, after connecting to a web server for providing television channel information, an example of a screen configuration provided from the web is selected to display a desired screen pattern. Selecting, analyzing the script data of the selected screen pattern, and outputting a video signal of a web screen matching the pattern of the web screen and a video signal of a TV screen matching the pattern of the TV screen according to the analysis result. And providing the web screen and the television screen on one screen, comprising: composing the video signal of the web screen and the video signal of the television screen to form the selected screen pattern. Is characterized by including

According to a method for operating an Internet television according to a twenty-second aspect of the present invention, in addition to the structure of the twenty-first aspect, the script data includes command information called a screen pattern configuration, and size and position information of a television screen. It is characterized by the following.

According to a twenty-third aspect of the present invention, in addition to the structure of the twenty-second aspect, the size and position information of the television screen are X and Y coordinate values for the television screen. It is a feature.

[0037]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 is a schematic block diagram of a channel interlocking device for an Internet television according to the present invention. The Internet unit 10 performing an Internet function and the television unit 20 performing a TV function can exchange information with each other. It is connected in both directions.

FIG. 2 shows a detailed configuration diagram of the Internet section 10 of FIG. As shown in FIG. 2, a web browsing (Web
Modem 11 for performing a function of transmitting and receiving various data for the Browsing, a keyboard controller 12, a web browser program, and a ROM 13 storing various programs for performing the same.
And a RAM 14 for storing temporary data necessary for web browsing, and a command input from a remote controller through a keyboard or a control unit 30 of a television unit 20 to execute a web browser program capable of performing web browsing. A CPU 15 that outputs a corresponding control signal, and is interconnected with the control unit 30 of the television unit 20 to exchange data necessary for channel change;
A video processor 16 and an audio processor 17 for converting the video and audio signals received from the TV 15 into video and audio signals in a format that can be received by a television, and a flash in which the broadcast station name and the actual channel information of the corresponding area are stored in a mapping table. Each of the units 11 to 14 and 16 to 18 includes a CPU 15.
Connected to and configured.

Here, the modem 11 is a general modem,
Various connection devices such as an ADSL modem and an ISDN modem are possible.

FIG. 3 is a detailed block diagram of the television unit shown in FIG. 1. A tuner 22 tunes a broadcast signal received by an antenna 21 at a desired specific frequency and outputs a basic video signal and an audio signal. An audio processing unit 23 that processes a basic audio signal output from the tuner 22 as an actual audio signal; and an audio amplification unit 24 that amplifies an output signal of the audio processing unit 23 and outputs the amplified signal to a speaker (SP) drive signal.
A video processing unit 25 for converting a basic video signal output from the tuner 22 into an electron gun driving signal; an electron gun driving signal generating unit 26; and a cathode ray tube (CRT) based on an output signal of the electron gun driving signal generating unit 26. An electron gun driving section 27 for driving the electron gun, a system memory 28 and a remote control receiving section 29 for receiving a remote control signal.

Each of the components 22 receives a remote control signal.
28, and is interconnected with the CPU 15 of the Internet section 10 to exchange data necessary for channel change, thereby controlling the channel change.
An audio selection switch 31 connected between the audio processing unit 23 and the audio amplifying unit 24 to select an output of the audio processing unit 23 or an output of the audio processor 17 under the control of the control unit 30; It is connected between the section 25 and the electron gun drive signal generating section 26 and comprises an image selection switch 32 for selecting an output of the image processing section 25 or the video processor 16 under the control of the control section 30.

As a possible bus system between the CPU 15 and the control unit 30, an existing general data transmission / reception system such as I2C or serial communication system can be used, or a simple 8-bit or 4-bit data bus and a clock can be used. Lines can be provided and operated, and C
A unique code value can be provided between the PU 15 and the control unit 30 to realize the present invention.

The remote controller and other key input devices (not shown) of the television section 20 are provided with keys for performing the functions of the present invention.

In the present invention configured as described above, in the case of the television mode, the audio selection switch 31 and the video selection switch 32 are respectively switched to the terminals by the control signal of the control unit 30.

Therefore, the audio signal received by the antenna 21 and tuned and output through the tuner 22 is output to the speaker (SP) through the audio processing unit 23-the terminal of the audio selection switch 31-the audio amplification unit 24, and the video signal is output. The signal is supplied to the video processing unit 25 -the terminal of the video selection switch 32-
The signal is output to the cathode ray tube through the electron gun driving signal generator 26-electron gun driver 27.

In the case of the Internet mode, the control unit 3
The audio selection switch 31 and the video selection switch 32 are respectively switched to the terminals by the control signal of 0.

Therefore, the Internet audio signal received via the modem 11 is output to the speaker SP through the CPU 15-the audio processor 17-the terminal of the audio selection switch 31-the audio amplifier 24, and the Internet video signal is output from the CPU 15-the video Processor 1
6-Terminal of the video selection switch 32-Electron gun drive signal generator 26-Electron gun drive 27 to be output to the cathode ray tube.

The Internet TV uses the TV channel information provided by the web server for the channel interlocking switching according to the present invention, and when performing web browsing in the Internet section 10, the CPU 15 determines that the currently connected device is the Internet TV. The control signal is transmitted to the web server so that the web server can recognize it, so that the web server can be distinguished from a general personal computer connection user.

Then, in order to switch the channel interlocking using the TV channel information provided by the web server, the user connects to the web server in the Internet mode and connects to the site providing the TV channel information, and then the TV channel. If the user clicks on a desired channel after viewing the information, the web browser transmits the TV channel change command signal and the corresponding channel number to the control unit 3 of the television unit 20 by the CPU 15 of the Internet unit 10.
Send to 0.

At this time, the CPU 15 extracts the actual channel information of the channel selected by the user from the mapping table stored in the flash memory 18 and sends it to the control unit 30.

The channel information set in the television can be incorrect for each region and for each television. As an example, MBC is number 11 in Seoul, but may be another channel in rural areas.

Therefore, there is no major problem when switching channels with a button mounted on a remote controller or a set, but there is a solution to channel information when switching channels automatically using information found in a web browser. Should.

Therefore, the web server has the broadcasting station name and the actual channel information of the corresponding area in a mapping table, and the mapping table of the corresponding area is stored in the flash memory 18 of the Internet unit 10 from the web server. And can be used when needed, and the mapping table is updated periodically.

The control unit 30 controls the tuner 22 according to the TV channel change command signal and the corresponding channel number to change the channel, and switches the audio selection switch 31 and the video selection switch 32 to the terminals in the switching state of the TV mode. To change to the desired channel without another key input.

Here, the control unit 30 sends the number of the currently viewed channel to the CPU 15 at a predetermined time period. This is necessary to show information about the channel being viewed when returning to the Internet mode while watching television.

That is, the control unit 30 sends the currently viewed channel number to the CPU 15 at a predetermined time period, so that the web browser always knows the channel state of the television, so that when the viewer enters the Internet screen, It is possible to show information on the channel being viewed.

When the channel is changed, the order of data transmission and reception between the CPU 15 of the Internet unit 10 and the control unit 30 of the television unit 20 is as shown in FIG.
After the television channel change command signal is sent from the CPU 15 to the control unit of the television unit 20, the control unit 3
0 indicates that the CPU 15 of the Internet unit 10 has received the channel change command signal (Acknowledgement sig.
nal), the CPU 15 sends the corresponding channel number to the control unit 30, and the control unit 30 sends a signal notifying that the CPU 15 receives the channel number information.

After the control unit 30 performs the tuning control of the tuner 22 and the switching control of the audio selection switch 31 and the video selection switch 32, the control unit 30 sends a switching completion signal to the CPU 15 of the Internet unit 10, whereby the CPU 15 completes the switching. The order is such that a signal notifying that the signal is received is sent to the control unit 30.

According to the present invention, the control unit 30 of the television unit 20 receives and analyzes a remote control input signal and sends the signal to the CPU 15 of the Internet unit 10.

This is different from the conventional method in which the remote control signal related to the Internet is directly received and analyzed by the CPU 15 of the Internet unit 10, and the control unit 30 of the television unit 20 receives and analyzes all the remote control signals, and In the case of a remote control signal related to
0 to the CPU 15 and send the converted code to the control unit 3 of the television unit 20.
By controlling only the control unit 30 of the television unit 20 to analyze the remote control signal that has been duplicated by the CPU 15 of the Internet unit 10 and 0, the efficiency of the operation can be improved.

The corresponding remote control signal is, for example, an arrow key (↑ ↓ ← →), a setting key or the like.

In the present invention, viewing reservation can be made. If the user selects viewing reservation on the web screen, this information is sent to the web server and stored in the web server.

When the start time of the program reserved for viewing is reached (the web server is KBPS (Korea Broadcasting P
The start of the program can be known using the Rogrammable System information and the G code (registered trademark) information), and the web server transmits the name of the corresponding broadcast station to the web browser together with the channel change command, whereby the CPU 15 stores it in the flash memory 18. A channel number corresponding to the broadcast station name transmitted from the web server is searched for in the mapping table stored in the control unit 3 of the television unit 20.
Transmit to 0.

Accordingly, the control unit 30 controls the tuner 22 to make the corresponding channel viewable.

FIG. 5 is a flowchart showing a method for performing the method of linking channels of an Internet TV according to the present invention. When the Internet TV is turned on, a web browser is executed to automatically connect to the Internet (S1). After connecting to the Internet, connect to a website that provides a TV channel service, and at this time, the web browser sends information on the type of the connected device to the web server to notify that the currently connected device is the Internet TV S2. .

The cursor is moved to a hyperlink of a desired broadcast by using a cursor moving method used in the Internet television, such as an arrow of a remote controller or another pointing device, and S3, and a hyperlink is selected S4. The web browser analyzes the script of the selected hyperlink (S5), and determines whether the hyperlink is for changing the channel (S6).

As a result of the judgment, if the link is a general hyperlink, a connection is made to the site linked to the selected hyperlink S7. If the link is a hyperlink for changing the channel, the CPU 15 of the Internet section 10 maps the flash memory 18. The actual channel information (channel number) of the channel selected by the user is extracted from the table and transmitted to the control unit 30 together with the channel change command (S8).

The control unit 30 controls the tuner 2 according to the instruction.
2 to change the channel by controlling the audio selection switch 3
1 and the video selection switch 32 are switched to respective terminals to output a broadcast signal of the corresponding channel.
9.

It is determined whether or not there is a screen switching key input for switching to a website screen in the Internet mode. If there is a screen switching key input to the website screen, the control unit 30 of the television unit 20 controls the voice selection switch 31. And the video selection switch 32 are switched to the terminals to switch to the Internet mode S11, and the process returns to the step S3.

FIG. 6 is a flowchart showing the present channel information inquiry process according to the present invention.

This is for switching from the television mode to the Internet mode to inquire broadcast information. When a current broadcast information inquiry key is input in S21, the web browser calls a channel number and information inquiry of a currently broadcasted program. S22 for sending the material to the web server. Of course, since the control unit 30 of the television unit 20 periodically sends information on the current television channel number to the CPU 15 of the Internet unit 10, the web browser always knows the channel number for the program currently being viewed. .

The web server receives the data in step S22, searches the database held by the web server using the channel number and the current time, and searches the database stored in the web server in step S23. Search for materials and tell the web browser S
24.

Accordingly, the user can determine whether to view the program by referring to the inquiry information displayed on the screen.

That is, when the user switches to another channel while watching a television, or wants to know information on a program broadcast on the channel, the method can be used. When watching the KBS while switching channels, the information about the program currently being broadcast may be queried as described above to determine whether to view the program.

FIG. 7 is a block diagram of a screen reconstructing apparatus when the web and the television channel are linked in the Internet television according to the present invention. The internet unit 10 selects a desired screen pattern from a web screen configuration example. C, which outputs the command information of the screen pattern configuration and the size and position information of the TV screen to the control unit 30 of the TV unit 20
A PU 15 and a ROM 13 storing a web browser program for reconfiguring a web screen so as to match the web screen of the selected screen pattern when a desired screen pattern is selected from the web screen configuration example; The CPU 15
The flash memory 18 stores the screen pattern selected by the above control, the size and position information of the TV screen, and the recently selected TV channel information. The TV screen size and the position information are input and the TV screen size and the position information are input to the video mixer 4 described later.
0, and a video mixer 40 that receives the size and position information of the television screen from the control unit 30 and reconfigures the screen to match the information.
In FIG. 3, the same reference numerals are used for parts having the same name.

FIG. 8 is a detailed block diagram of the video mixer shown in FIG.

As shown in FIG. 8, the video processing unit 2 shown in FIG.
5 is output as a sub-video signal, and a motive separation unit 41 of the sub-video signal for separating the motive signal (Sync) therefrom.
2 is input as a main video signal, and a motive separation unit 42 for separating a motive signal from the main video signal, and an output of the video processing unit 25 is used as a sub-video for a sub-screen display. A sub-screen reconstruction unit 43 that receives the signal as a signal and reconstructs and outputs the sub-screen according to the screen size of the sub-screen to be displayed, and a main video signal of the output of the sub-screen reconstruction unit 43 and the output of the video processor 16 And a switching unit 44 for switching and outputting I2 input from the control unit 30 of the television unit 20.
An I2C control unit 45 which receives and interprets a C-bus format control command, interprets the output, and receives the output of the I2C control unit 45 and the outputs of the motivation separation units 41 and 42 for sub-video signals and main video signals. It comprises a sub-screen reconstruction unit 43 and a screen reconstruction control unit 46 that controls the switching unit 44.

The sub-screen reconstruction unit 43 converts the input sub-picture signal into an A / A signal under the control of the screen reconstruction control unit 46.
An A / D conversion unit 43a for D-conversion; a field memory 43b in which the output of the A / D conversion unit 43a is stored under the control of the screen reconstruction control unit 46; It comprises a D / A converter 43c for D / A converting the output of the field memory 43b and outputting it to the switching unit 44 so as to match the sub-screen of the selected screen pattern.

According to the present invention configured as described above, when the screen configuration shown in FIG. 9 is provided from the web, the user moves the cursor by using the arrow keys of the remote control to change the desired screen pattern. If selected, the display screen of the television is configured according to the pattern on the screen.

That is, if the user selects one of the screen configuration forms as shown in FIG. 9, the size and position information of the television screen (sub-screen) according to the selected one are input to the CPU 15 of the Internet section 10, This allows the CPU 15
Operates the web browser program stored in the ROM 13 to reconfigure the web screen so that the information is displayed on the remaining screens according to the information on the size and position of the television screen selected by the user.

Further, the CPU 15 transmits to the control section 30 the command information of the screen pattern configuration and the information on the selected screen configuration, that is, the size and position information of the television screen. The control unit 30 recognizes that the current command is a command for the screen pattern configuration and inputs the information on the size and position of the television screen transmitted from the CPU 15 to the I ² C control unit 45 of the video mixer 40, The I ² C controller 45 interprets the input control command and transmits it to the screen reconstruction controller 46.

The video signal of the web screen (main screen) reconstructed by the web browser based on the screen configuration selected by the user is input to the main video signal motivation separation unit 42 via the video processor 16. The screen reconstruction controller 46 only separates the motive signal from the motive signal.
And input to the terminal a of the switching unit 44.

The sub-video signal output from the video processing unit 25 of the television unit 20 is separated into motives after being input to the motive separation unit 41 for sub-video signals, and only the separated motive signal is sent to the screen reconstruction control unit 46. Is entered.

The screen reconstruction control unit 46 interprets the command of the control unit 30 input through the I ² C control unit 45, and determines the motive separation unit 41 for the sub-video signal and the motive separation unit 42 for the main video signal. The sub-picture motivation signal and the main picture motivation signal are input from the sub-picture reconstructing unit 43 and the switching unit 44, whereby the main picture and the sub-picture corresponding to the selected screen can be displayed. To

The control of the sub-screen reconstruction unit 43 of the screen reconstruction control unit 46 is as follows.

First, the A / D converter 43a is controlled to convert the input analog sub-picture signal into digital, and the field memory 43b is controlled to store and output the digitally converted sub-picture signal. D / A converter 43
By controlling c, the output of the field memory 43b is converted into an analog signal and output to the terminal b of the switching unit 44.

Here, in order to facilitate understanding of the operation of the sub-screen reconstructing section 43, a screen pattern which is a quarter size of the entire screen and which positions the television screen at the upper left side as shown in FIG. 10 is selected. Time (N using interlaced scan method)
One field even with TSC analog TV
In the case where the resolution is 640 × 480), a sub-picture signal matching the size of the sub-screen should be output from the D / A conversion unit 43c, so that the screen reconstruction control unit 46 is stored in the field memory 43b. Out of the sub-picture signals, a video signal of 120 lines which is half of the total 240 lines in the vertical direction, and a total of 640 pixels Pi in the horizontal direction.
The D / A conversion unit 43c outputs 320 pixels of half of xcel (drawn one by one at an interval of one pixel).

Therefore, only the video signal for the television broadcast screen shown in FIG. 10 is input to the D / A conversion section 43c, which is converted into an analog signal under the control of the screen reconstruction control section 46 and supplied to the terminal b of the switching section 44. Figure 1
During the time when the 0 television broadcast screen is to be displayed, it is output through the b terminal of the switch 44, and when the web screen is to be displayed, the switching unit 44 is switched to the a terminal.

Therefore, the output of the switching section 44 is output in combination with the video signal of the web screen and the video signal of the television broadcast screen so as to match the selected screen pattern.

As described above, the web browser is newly set in addition to the method of reconstructing the web screen so that the information is displayed on the remaining screen according to the information on the size and position of the television screen set by the user. Sends information about the size and location of the TV screen to the web server,
The page reconstructed by the web server can be received and displayed.

When the screen configuration is completed, the screen size adjustment icons (upper and lower) as shown in FIG.
Bottom, Left, Right), Pan position icons (Up, Bottom, Left,
Right), it is possible to adjust the TV broadcast screen position and size to some extent.

That is, if the user adjusts the screen size and the position using the screen size adjustment icon and the screen position movement icon, the adjustment is performed by the CPU of the Internet unit 10.
15, the information is input to the control unit 30 of the television unit 20, and is input to the screen reconstruction control unit 46 through the I2C control unit 45, and the switching between the sub-screen reconstruction unit 43 and the switching unit 44 based on the information is performed. The control makes it possible to adjust the position and size of the television broadcast screen.

At this time, the web screen is also reconstructed by the web browser by adjusting the size and position of the television screen, and a video signal suitable for the reconstructed web screen is input to the switching unit 44 to reconstruct the entire screen.

When the screen configuration according to the pattern selected from the above is completed, the television channel is switched to the previously stored television channel, and the television channel information is stored in the flash memory 18 of the Internet unit 10.

When the power is turned off, the screen setting and the screen pattern are changed in the flash memory 18 under the control of the CPU 15 so that the screen configuration immediately before the power is turned off can be stored. And the size and position information of the TV screen are stored, and when the power is turned on again based on the information, the previous screen configuration is displayed.

Although the output of the audio signal has not been described above, the present invention is to display the television screen on the web screen in the form of a sub-screen. When the switch 31 is switched to the terminal, an audio signal suitable for the television screen is selected and output.

Also, according to the present invention, when a television channel of the web screen is selected on the constituted screen, the channel of the sub-screen is linked, and the link of the channels is the same as described above.

FIG. 12 is a flowchart for explaining a method for reconstructing a screen when the web and the television channel are linked in the Internet television according to the present invention. If the configuration icon is selected, S32,
The web browser displays an example of a screen configuration as shown in FIG.
33. Here, in each example, the script information includes information on the screen pattern configuration and information on the size and position of the television screen in each pattern configuration.

When a screen pattern as shown in FIG. 13 is selected,
The information on the size and position of the TV screen is X, Y
It is information of X1, X2, Y1, and Y2 of coordinate values.

If a desired screen configuration is selected from the screen configuration example, S34, the CPU 15 analyzes the script data and S35 information X1, X2, Y1 on the command information of the screen pattern configuration and the size and position of the TV screen. , Y
2 to the control unit 30 of the television unit 20 (S36).

The web browser reconstructs the pattern based on the content of the immediately preceding web page so as to match the portions other than X1 to X2 and Y1 to Y2, outputs the pattern to the video mixer 40 via the S37 video processor 16, and outputs the result to S38. The unit 30 recognizes that the current command is a command for reconstructing the screen, and sends information on the size and position of the television screen to the video mixer 4 to control the screen reconstruction.
S39 to tell 0.

By performing steps S38 and S39,
The video mixer 40 combines the video signal for composing the web screen and the video signal for composing the television screen to form and output a desired screen pattern by the user, and outputs S4.
0, the steps S37, S38 and S39 are performed simultaneously.

[0104]

As described above, according to the present invention, broadcast information is viewed using a web TV channel service, whereas conventionally, television viewing and web browsing are separately performed on an Internet TV. Since the user can easily move to a desired channel on the way, more convenient television viewing is possible by linking the Web and the television.

Further, since it is possible to query desired broadcast information, it is possible to support the user's selection of a program.

Further, it is possible to simultaneously watch a television screen and a web screen with a desired screen pattern on an Internet television capable of channel interlocking, and at this time, the image of the web screen is displayed where the television screen is displayed. By not doing so, the image of the main screen web screen can be viewed without loss.

Although the embodiments of the present invention have been described above, the present invention is not limited to these embodiments of the present invention at all, and may be made within the scope of the present invention.
Of course, it can be implemented in various modes.

[Brief description of the drawings]

FIG. 1 is a conceptual configuration diagram of an Internet TV channel interlocking device according to the present invention.

FIG. 2 is a detailed configuration diagram of the Internet unit of FIG. 1;

FIG. 3 is a detailed configuration diagram of a television unit of FIG. 1;

FIG. 4 is a data flowchart when a channel is changed in the present invention.

FIG. 5 is a flowchart for performing a method for linking channels of an Internet television according to the present invention;

FIG. 6 is a flowchart illustrating a process of querying current channel information according to the present invention;

FIG. 7 is a block diagram of a screen reconstruction device according to the present invention.

FIG. 8 is a detailed configuration diagram of the video mixer of FIG. 7;

FIG. 9 is a diagram illustrating an example of a screen configuration on the web.

FIG. 10 is a diagram for explaining screen reconstruction.

FIG. 11 is a diagram showing a position of a television broadcast screen and a size adjustment icon.

FIG. 12 is a flowchart for performing a screen reconstruction method according to the present invention.

FIG. 13 is a diagram for explaining the size and position information of a television screen.

[Explanation of symbols]

10 Internet section, 11 Modem, 12 Keyboard controller, 13 ROM, 14 Ram, 15
CPU, 16 video processor, 17 audio processor, 18 flash memory, 20 television section, 21 antenna, 22 tuner, 23 audio processing section, 24 audio amplification section, 25 video processing section, 26 drive signal generation section, 27 electron gun drive section , 28 system memory, 29 remote control receiving unit, 30 control unit, 31 audio selection switch, 32 video selection switch.

Claims (23)

[Claims] 1. An Internet television having a television section having a television broadcast receiving function and an Internet section having an Internet communication function, wherein the Internet section is a channel change command when a television channel is selected on a website providing television channel information. And a central processing unit for outputting the corresponding channel information to the television unit, receiving the current television channel number from the television unit and transmitting it to a web server when necessary, a broadcasting station name and a broadcasting station under the control of the central processing unit. Storage means for storing the actual channel number of the corresponding area corresponding to the name, and the television section performs a channel change to the corresponding channel according to the channel change command and the corresponding channel information output from the central processing means. Control means for controlling and remote control Tv, characterized in that receiving a signal signal and a remote control receiving means for inputting to said control means. 2. The Internet television according to claim 1, wherein the central processing unit transmits information on a currently connected device to the web server when connecting to the web server. 3. The central processing unit, when outputting channel information to the television unit, outputs an actual channel number of a corresponding area corresponding to a broadcast station name stored in the storage unit. The Internet television according to claim 1. 4. The Internet television according to claim 1, wherein said storage means includes a mapping table for storing a broadcast station name and an actual channel number of a corresponding area corresponding to the broadcast station name. 5. The control means analyzes a remote control reception signal input from the remote control reception means, and if the control signal is for the Internet section, converts the control signal into a predefined code and transmits it to the central processing means. The Internet television according to claim 1, wherein 6. The Internet television according to claim 1, wherein the central processing unit and the control unit perform transmission and reception in parallel on a predetermined data bus and a clock line. 7. The Internet television according to claim 1, wherein the central processing unit and the control unit transmit and receive serially over a predetermined data bus and a clock line. 8. The central processing means, when selecting a desired screen pattern in an example of a screen configuration provided from the web, outputs command information called a screen pattern configuration and size and position information of a television screen, and stores the information. Means for storing the screen pattern selected by the control of the central processing means, the size of the television screen, position information, and the recently selected television channel information; and the Internet television is a television screen provided by the central processing means. 2. The Internet television according to claim 1, further comprising: video mixer means for reconstructing a screen with the selected screen pattern according to size and position information. 9. A web browser program for reconfiguring a web screen so as to match the web screen of the selected screen pattern when selecting a desired screen pattern in the web screen configuration example is stored. The Internet television according to claim 8, further comprising a ROM. 10. A control means for receiving command information called screen pattern configuration and TV screen size and position information from the central processing means and providing TV screen size and position information to the video mixer means. The Internet television according to claim 8, wherein: 11. The video mixer unit includes: a sub-video signal and a main video signal for separating only a motive signal from an input sub-video signal and a main video signal; and a motive separation unit for the selected sub-video signal. Sub-screen reconstruction means for reconstructing and outputting the screen pattern to match the screen size of the sub-screen, and switching the output of the sub-screen reconstruction means and the input main video signal to the selected screen pattern Switching means for outputting a synthesized video signal suitable for the sub-video signal and the main video signal, and the sub-video signal being reconfigured by the output of the control means so that a screen is reconfigured with the selected screen pattern. 9. The Internet television according to claim 8, further comprising a screen reconstruction control unit for controlling the screen reconstruction unit and the switching unit. 12. The video signal according to claim 11, wherein the main video signal is a video signal for a web screen reconstructed by a web browser under the control of a central processing unit when the screen pattern is selected. Internet TV as described. 13. An A / D conversion unit for performing A / D conversion of an input sub-video signal under the control of the screen reconstruction control unit, and an A / D conversion unit under control of the screen reconstruction control unit. A field memory in which an output of the A / D converter is stored; and a D / A conversion of an output of the field memory so as to match the sub-screen of the selected screen pattern under the control of the screen reconstruction control means. The Internet television according to claim 11, further comprising: a D / A conversion unit that outputs the signal to the switching unit. 14. The Internet television according to claim 8, wherein the size and position of the sub-screen can be adjusted when the desired screen pattern is selected. 15. The size and position of the sub-screen may be adjusted.
The Internet television according to claim 14, comprising a screen size adjustment icon and a screen position movement icon. 16. The television channel of the sub-screen, wherein the television channel stored in the storage unit is selected as the television channel of the sub-screen when reconstructing the screen with the selected screen pattern. Internet TV. 17. When the television is turned on, a first step of automatically connecting to the Internet, a second step of connecting to a web server providing television channel information and selecting a desired broadcast hyperlink, Analyzing the script of the hyperlink to determine whether it is a hyperlink for changing channels or a general hyperlink; and if the result of the determination is a general hyperlink, the hyperlink is connected. Connects to a link and outputs a corresponding channel information from a mapping table having a control signal for channel change and a broadcasting station name and an actual channel number of a corresponding area corresponding to the broadcasting station name in the case of a hyperlink for channel change And changing a channel to a corresponding channel according to the output control signal. Out and Tv The operating method according to claim more becomes possible. 18. The method of claim 17, wherein a web browser transmits information on a currently connected device type to the web server when connecting to the web server. 19. The script of the hyperlink,
9. The method according to claim 8, wherein channel number information and the hyperlink include information called a hyperlink for changing a channel. 20. If the broadcast information inquiry of the current channel is selected, the mode is switched to the Internet mode, and a connection is made to a web server that provides television channel information. 18. The Internet television according to claim 17, further comprising: inquiring broadcast information, comprising: transmitting the corresponding channel information provided from the web server and outputting the information to a screen. How it works. 21. After connecting to a web server that provides TV channel information, selecting an example of a screen configuration provided from the web and selecting a desired screen pattern, and script data of the selected screen pattern. Analyzing a web screen video signal matching the web screen pattern and a TV screen video signal matching the TV screen pattern according to the analysis result; and 21. The Internet television according to claim 20, further comprising providing a web screen and a television screen on a single screen, comprising composing an image signal to form the selected screen pattern. How it works. 22. The method according to claim 21, wherein the script data includes command information called screen pattern configuration and size and position information of a TV screen. 23. The method according to claim 22, wherein the size and position information of the television screen are X and Y coordinate values for the television screen.