JP3369853B2 - Internet television - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a video signal in a video signal.
The image signal is displayed on the screen, and the
-Import data from the network, convert it to video
Related to Internet television displayed on screen
It is. 2. Description of the Related Art The Internet has a large number on a worldwide scale.
Is a network with computers connected to it
Various information that can be read by each computer
Information is stored. This information may include email, various
There are programs and websites, and two-way communication
Can be The home page is a cover for one piece of information
This is the table of contents and the picture (eye
Select necessary information by selecting
You can search for it. FIG. 16 is a block diagram of each computer and the interface.
It is an explanatory view for explaining the example of connection with the Internet.
In this connection example, the personal computer 7 has a modem
8 or connected to telephone line 2 via terminal adapter
The telephone line 2 provides a connection service company
Connected to the modem 3 of the provider or terminal adapter
You. The modem 3 is a server that is a computer of the provider.
Connected to bar 4. [0004] The server 4 is connected to the Internet 6 at 24:00.
Routers that are connected between each other and set relay routes
5 is connected to the Internet 6. Parso
Call from the computer 7 when necessary
To the Internet 6 via the provider's server 4
Connect (dial-up connection). Recently, this interface
Connected to the network 6 instead of the personal computer 7
And display various information of the Internet on the screen.
Internet television has been proposed. [0005] Internet television
At John, operators are searching for information on the Internet.
Missed a television show that I was so enthusiastic about
Things can happen. For this reason, television programs are
About the start time of the television program
When searching for information on the Internet,
An interface that can display a revision program on the screen
Realization of Internet television was desired. The present invention has been made in view of the circumstances described above.
It is possible to reserve a television program
Yes, when the start time of the television program comes,
Even while searching for information on the Internet, the television number
Internet TV that can display pairs on the screen
The purpose is to provide John. [0007] A video signal in a video signal
Is displayed on the screen, and the Internet
Captures data from a computer connected to the
Internet TV that converts to image signal and displays it on the screen
A video signal to be displayed on the screen.
A video signal associated with the Internet and a video signal in the video signal;
A switching circuit for switching to an image signal and the switching circuit for switching
The time to be and the television channel to be selected at that time
Storage means for storing
A selection circuit for selecting a value, and a clock circuit, and
When displaying video signals related to the Internet
When the time indicated by the clock circuit reaches the time,
The switching circuit switches to the video signal in the video signal,
The selecting means selects and selects the television channel.
The video signal of the selected channel is displayed on the screen,
A warning message on the screen indicating that the camera is
Internet telecommunications characterized by what has been done to show
Revision. [0008] In this Internet television,
Circuit converts the video signal displayed on the screen to the Internet
Switch between the video signal related to and the video signal in the video signal
The storage means stores the time at which the switching circuit should switch and the time
The television channel to be selected at the moment is stored. So
To display video signals related to the Internet on the screen
The time indicated by the clock circuit reaches the time.
The switching circuit switches to the video signal in the video signal
Selecting means for selecting a television channel to be selected.
You. This allows you to reserve television programs.
When the start time of the television program comes,
Even while searching for information on the Internet, the television program
Is displayed on the screen.
Not to be missed. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described with reference to the embodiments.
This will be described with reference to the drawings showing the state. FIG. 1 relates to the present invention.
Connection between Internet television and the Internet
It is an explanatory view for explaining an example. In this connection example,
Remotely operated by the remote control device 20a
Internet television 1 is connected to telephone line 2
You. Internet Television 1 has a built-in modem
Have been. Telephone line 2 is a connection service company
Connected to the modem 3 of the provider or terminal adapter.
The modem 3 is connected to a service
Connected to bar 4. [0010] The server 4 is connected to the Internet 6 at 24:00.
Routers that are connected between each other and set relay routes
5 is connected to the Internet 6. Inter
-Remote control from Net Television 1
When the device 20a is operated, a telephone call operation is automatically performed.
Is performed and the Internet is provided via the server 4 of the provider.
Connect to the client 6 (dial-up connection). FIG. 2 shows an Internet telecommunication system according to the present invention.
FIG. 3 is a block diagram illustrating a main configuration of a vision embodiment.
(Speech related is omitted). This Internet TV
1 is a television set received by the antenna 10a.
The radio wave is selected by the tuner 10 and the selected TV
The radio waves are transmitted by the video intermediate frequency / detection circuit 11
No. is detected. The detected video signal is
The luminance signal Y and the color difference signals BY, R
-Y is extracted. The extracted luminance signal Y and color difference signal B-
Y, RY are processed by the video signal processing unit 13 into red, green and
The signals are converted into blue color signals R, G, B. Each color signal
R, G, and B are supplied to the RGB matrix via the switching circuit 14.
And output to the CRT 17 for each color.
The video signal detected by the video intermediate frequency / detection circuit 11
The signal is also given to the synchronous separation / deflection processing unit 16,
The direct synchronizing signal and the horizontal synchronizing signal are extracted. Extracted
The vertical synchronization signal and the horizontal synchronization signal are given to the CRT 17.
And used as a synchronization signal for screen scanning. On the other hand, the interface connected to the communication line 24
The network processing unit 22 receives the data given via the communication line 24.
Red, green and blue color signals R, G, B of the video signal from the
And the respective color signals R, G, B
Through the RGB matrix 15 and C for each color
Output to RT17. The Internet processing unit 22
Create your own vertical and horizontal sync signals and
The direct synchronizing signal and the horizontal synchronizing signal are given to the CRT 17.
And used as a synchronization signal for screen scanning. The tuning microcomputer 20 is a remote controller.
Signal from the remote control device 20a
Outputs a tuning instruction signal to the tuner 10 according to the instruction
Sending and receiving signals with the Internet processing unit 22
To operate and control the Internet television 1.
You. Also, if necessary, on-screen display
An instruction signal is also output to the control unit 21 so that the on-screen
The video signal is converted from the display control unit 21 into an RGB matrix.
Let 15 give. Also, the tuning microcomputer 2
0 is in accordance with an instruction from the remote control device 20a.
Mode to display the Internet screen,
Switching circuit for switching signals to and from the mode for displaying vision programs
14 is output. FIG. 3 shows the configuration of the Internet processing unit 22.
FIG. This Internet processing unit 2
2 indicates that the modem 41 connected to the communication line 24 is the CPU 3
The CPU 38 is connected to the RA via the bus 40
Connected to M37, ROM39 and gate array 36
I have. The RAM 37 stores images of data obtained via the modem 41.
ROM39 stores the image signal and others
The processing program of the processing unit 22 and the Internet
The image signal of the screen unique to the revision 1 and the like are stored. The synchronizing signal generator 25 includes a clock generator 2
Internet processing based on the clock output from 6.
The unit 22 creates a unique vertical synchronization signal and a horizontal synchronization signal,
This is given to the gate array 36. The clock generator 26
A lock is created and provided to the gate array 36. The gate array 36 is a line memory.
The video FIFO 29 and the synchronizing signal
Clock signal and a horizontal synchronizing signal.
6 and the clock of the video FIFO 29
Write control unit 27 that performs write control and synchronization signal generation unit 2
5 receives the vertical synchronization signal and the horizontal synchronization signal.
Receiving a read clock from the clock generator 26,
A read control unit 28 for performing read control of the FIFO 29;
have. The gate array 36 also has a channel selection micro
I / O port 1 for exchanging signals with computer 20
(31), the signal from I / O port 1 (31) and the vertical
Outputting the direct synchronization signal as an interrupt signal of CPU 38
Embedded control unit 30, telephone number, ID, password and communication
Sends and receives signals to and from the EEPROM 33 that stores the communication history, etc.
I / O port 2 (32). The synchronizing signal generator 25 displays a file to be displayed next.
Output whether field is Odd or Even
And assigns it according to the interrupt timing of the vertical synchronization signal.
To the CPU 38 via the embedding control unit 30. Video FI
Each of the color signals R, G, B read from the FO 29 is
Color by the color palette 35
Output to the switching circuit 14. FIG. 4 is a block diagram of the tuning microcomputer 20.
FIG. 3 is a block diagram illustrating a configuration. This tuning microcomputer
The computer 20 has a CPU 50 to which a clock circuit 52 is connected.
And a communication controller 56 and an I / O port via a bus 51.
55, a RAM 54 and a ROM 53 are connected. Through
The communication control unit 56 communicates with the remote control device 20a.
The communication is performed, and the tuner 10 is turned on
Screen display control unit 21, Internet processing
Individually connected to the control unit 22 and a power supply circuit (not shown).
I have. The RAM 54, which is a storage means, stores a remote
Operating the operation button attached to the remote control device 20a.
Start time of the reserved television program and its
Memorize the application channel. Hereinafter, the Internet having such a configuration will be described.
The operation of the television 1 will be described. Internet tele
Vision 1 is attached to the remote control device 20a.
The operated operation button is operated, and it works as a normal television.
When the operation mode is specified, the antenna 10a
The received television signal is transmitted to the selected microcomputer.
Tuned by tuner 10 according to instructions from
You. The selected television signal is transmitted to the video intermediate frequency
The video signal is detected by the wave circuit 11 and the detected video is detected.
From the video signal, the video chroma processing unit 12 outputs a luminance signal.
The signal Y and the color difference signals BY and RY are extracted. The extracted luminance signal Y and color difference signal B-
Y, RY are processed by the video signal processing unit 13 into red, green and
The signals are converted into blue color signals R, G, B. Each color signal
R, G, and B are supplied to the RGB matrix via the switching circuit 14.
And output to the CRT 17 for each color.
The video signal detected by the video intermediate frequency / detection circuit 11
From the signal, a vertical synchronizing signal
And the horizontal synchronization signal are extracted. Vertical sync signal extracted
The signal and the horizontal synchronizing signal are given to the CRT 17,
R, G, B are used as synchronization signals when scanning the screen.
It is. Internet television 1 is a remote
Internet attached to the remote control device 20a
Button is operated and operates as Internet television
If the mode to execute is specified, the CPU 38
An interrupt can be issued by the unit 30. CPU 38 interrupts
The initial screen from ROM 39
Is read out and set in the RAM 37. Also,
A clock generator 26 outputs a clock, and a write control unit
27 and a read control unit 28. Tuning microcontroller
At this time, the computer 20 switches from the I / O port 55
And outputs the signal from the switching circuit 14 to the Internet.
Is switched to each of the color signals R, G, B from the color processing unit 22. The interrupt control unit 30 is connected to the read control unit 28
Each time a horizontal synchronization signal is supplied from the
Operating the DMA controller, and
From 37, each color signal R, G, B of the video signal for one scanning line is
It is read out and given to the video FIFO 29. Video FIF
In O29, the respective color signals R, G, B are transmitted to the write control unit.
Write and read control depending on the timing of 27
The control unit 28 reads each data with a read clock of 4 fsc.
The output and read color signals R, G, B are supplied to the switching circuit 14.
Is given to the RGB matrix 15 through
Output to CRT17. When the screen is displayed, the synchronizing signal generator 25
A vertical synchronizing signal and a horizontal synchronizing signal are given to the CRT 17,
These are synchronous signals for scanning the color signals R, G and B on the screen.
Used as an issue. At this time, the DMA controller operates as shown in FIG.
As shown, the display on the display screen of the CRT 17 starts 1
From before the line (upper right in FIG. 5), the video signal
The respective color signals R, G, B are read from the RAM 37, and the CRT
Period of invalid display area B not displayed on display screen 17
Write to video FIFO 29 during (horizontal retrace period)
Is completed and the effective display displayed on the display screen of the CRT 17
During the period of the area A, the read control unit 28 controls the video FIFO.
Reading from the memory 29 is performed. The synchronizing signal generation section 25 is provided with a vertical synchronizing signal.
The next field to be displayed at the interrupt timing of the signal
The output of Odd or Even is controlled by an interrupt.
To the DMA controller in the CPU 38 via the control unit 30
I can. The DMA controller reads data according to the result.
The address of the video signal in the RAM 37 is set. As a result of the above operation, the display image on the CRT 17 is displayed.
An initial screen as shown in FIG. 6 is displayed on the screen. operation
This initial screen displays the “Store information”, “Travel / sightseeing”, “D
News, learning, entertainment, local and corporate information,
In each picture (icon) of "Naru", "Search" and "Email"
Operating the remote control device 20a from
For example, if you select a picture of “Travel / Tourism” and decide,
-The net processing unit 22 performs the same operation as in the initial screen,
A "Travel / Sightseeing" selection screen as shown in FIG. 10 is displayed.
You. Hereinafter, similarly, it is selected and determined on the selection screen.
Each time a new sub-selection is made in a tree
The selection screen is displayed. The remote control device 20a is initially
Like the picture 42 displayed at the bottom of the screen (Fig. 6),
Select button (43) at the right end, Enter button (44) at the left end, center
The unit is provided with various operation buttons (45). The selection button is
Position the pointer or cursor, etc., of the pointing hand in eight directions
It can be moved freely in the direction, and the decision button is operated
Picture (button) that overlaps the pointer or cursor when
Items (including shape pictures) or text strings are selected and determined
Is done. Selection is made on the selection screen and the search proceeds.
And the picture related to the searched item is stored in ROM 39 and E
The data is read from the EPROM 33 and displayed on the display screen. Operation
The author operates the remote control device 20a,
When a selection is made from this picture, the CPU 38
The phone number of the server 4 of the provider from the ROM 33
Reads, performs telephone call operation, and provides the provider's server
-4 and the Internet processing unit 22 are connected. Professional
When connected to the server 4 of the binder, the selected picture
Is called and connected. Registered
To call a URL that does not exist, use the browser menu described later.
-Select "Enter URL" on the screen and enter the URL
input. FIGS. 7 to 9 show that a television program is reserved.
CPU 50 of the channel selection microcomputer 20 when the
6 is a flowchart showing the operation of the first embodiment. Below, this flow
-Based on the chart, Internet TV 1
An operation when a television program is reserved will be described. The operator operates the remote control device 20
Operate the operation button attached to a to play the television program
If you make a reservation, Internet TV 1 is turned off.
(FIG. 7), the CPU 50
Between the reserved time (set time) and the time of the clock circuit 52
Check that the time of the clock circuit 52 is the reserved time.
(S10), the Internet television 1
The source is turned on (S18). Then, it is stored in the RAM 54.
A reserved television channel that is
10 to tune in and play the reserved television program.
On the screen. The time of the clock circuit 52 has reached the reserved time.
If not (S10), the remote control device 20a
Checks if the operation button (key) has been operated,
When the “power” operation button is operated (S12), the
-Turn on the power of the Internet television 1 (S14), and
The last Internet TV program stored in AM54
Television channel when the power of the television 1 is turned off
Is selected by the tuner 10 (S16), and the
Display the vision program on the screen. Remote control
When the operation button (key) of the control device 20a is not operated
(S12) The CPU 50 again stores the data in the RAM 54.
Between the reserved time (set time) and the time of the clock circuit 52
Check (S10). [0034] Internet television 1 is displayed on the screen.
In the television mode for displaying television programs
(FIG. 8), the CPU 50 executes the reservation stored in the RAM 54.
Check time (set time) and time of clock circuit 52
When the time of the clock circuit 52 is the reserved time
(S22), the reserved text stored in the RAM 54 is read.
The revision channel is tuned by the tuner 10,
The reserved television program is displayed on the screen (S3
2). The CPU 50 reserves the time of the clock circuit 52.
If the time has not come (S22), the remote control
Whether the operation button (key) of the control device 20a is operated.
If the button is not operated (S24), the
And the reservation time (set time) stored in the RAM 54
The time of the clock circuit 52 is checked (S22). Button operation
It is made (S24), and the button is an Internet button (key)
(S26), the CPU 50 executes the Internet
Start Internet mode to display screens related to
Is performed (S36), and a telephone line is connected (S3).
8) Enter Internet mode. The button is operated (S24), and the button is turned on by "power".
If the button is pressed (S28), the CPU 50
The power of the television 1 is turned off (S34). Button operation
Is made (S24), and its button is
If the button is not the “source” button, the
The corresponding television mode is processed (S30), and
And the reservation time (set time) stored in the RAM 54
The time of the clock circuit 52 is checked (S22). [0037] Internet television 1 is
Internet mode that displays screens related to
CPU 50 (FIG. 9)
The set reservation time (set time) and the time of the clock circuit 52
Is checked, and the time of the clock circuit 52 becomes the reserved time.
Display (S40), a television program is displayed on the screen.
(S52). Then
The CPU 50 stores the reserved data stored in the RAM 54.
The television channel is selected by the tuner 10
(S54), the reserved television program is displayed on the screen
And alerts you when the Internet connection is
Display on screen by clean display control unit
(S56). The CPU 50 reserves the time of the clock circuit 52.
If the time has not come (S40), the remote control
Whether the operation button (key) of the control device 20a is operated.
If the button is not operated (S42), the
And the reservation time (set time) stored in the RAM 54
The time of the clock circuit 52 is checked (S40). Button operation
(S42), and when the button is a "power" button (S42).
44), the CPU 50 controls the Internet television 1
Is turned off (S58). Button operation (S4
2) When the button is an Internet button (S4
6), the CPU 50 ends the Internet mode.
The processing is performed (S60), and the telephone line is disconnected (S6).
2) The television mode is set. When a button is operated (S42), the button is
If the button is related to the net mode (S48),
Internet mode corresponding to the operated (S42) button
(S50), and again stored in the RAM 54.
Between the reserved time (set time) and the time of the clock circuit 52
Check (S40). Button operation (S42),
When the button is not a button related to the Internet mode
Is the reserved time stored in the RAM 54 again (S48).
(Set time) and the time of the clock circuit 52 are checked
(S40). FIG. 11A shows an Internet screen.
When displayed, it appears at the top of the display screen, if necessary.
It is a menu screen of the browser shown. This menu
From the left, “Back”, “Forward”, “Reload”, “Image”
Reload, URL input, URL registration, Cancel, End
End, Move Down, Move Up, Move Left, Move Right
Buttons on which pictures indicating “movement” are drawn are displayed. Select button of remote control device 20a
Operate (43) to move the pointer 46 over any button
When the button is moved, as shown in FIG.
Expands in the direction and indicates that the button is selected
I do. However, "Move Down", "Move Up", "Move Left"
Each button of "move right" does not extend downward and spread. Also,
When the button is selected and decided, jump to another screen
In this case, as shown in FIG.
The pointer changes to a "pointing hand" -shaped pointer 48. When the button is extended downward and the button is selected,
While the remote control device 20a is
When (44) is operated, as shown in FIG.
The button is recessed for a moment and becomes darker than normal
The shade and the highlight are reversed. This allows
It indicates that the button has been selected and determined. The button is in any operation
Is not associated with the pointer 46,
When it is moved over the button, as shown in FIG.
The center 46 does not change, and the brightness of the picture on the button is reversed for a moment.
And call attention. FIG. 13 shows another menu screen of the browser.
FIG. In this menu screen, the button is selected and
When the large button related to that button is
Is displayed. At this time,
By operating the select button (43), only the large button
When the key cursor moves over a button, the button
To indicate that the button is selected.
Flannel 47). The enter button (44) is operated in this state
And the button is recessed for a moment, indicating that the button has been selected and determined.
It is displayed (panel 47a). FIGS. 14 and 15 are explanatory diagrams of the character palette.
is there. Character pallet is "URL input" and e-mail
When character input such as creation is required, select the
Displayed when selected. The character palette is
Buttons are assigned to characters, symbols, and operation items.
FIG. 14 shows a character palette of "alphanumeric characters / capital letters".
Indicates the character palette for "Kanji conversion", and
Character palettes such as "alphanumeric / lowercase" and "hiragana"
The operation item buttons are selected and determined as necessary.
Is displayed. Pointer to a position where character input is necessary
Is operated and the enter button (44) is operated to enter characters.
Change to cursor display in the required screen frame. This state
Then, when the "character input button" is selected and determined, the character palette is
Select the "pointing hand" shaped pointer that is displayed
By moving the button 3) by the operation of 3), the enter button (4
When the button 4) is operated, the button is depressed for a moment, and the color is momentarily dark.
Thus, it is displayed that the button is selected and determined. Choice decision
The character corresponding to the specified button is displayed in the “input completed display” field 49.
Is displayed on the screen and input within the screen frame that requires character input
Is done. According to the present invention, the Internet television
According to Ng, you can book television programs,
When the start time of the television program comes,
-Even while searching for information on the Internet,
Screen, so you can't miss the TV program you want to watch
I can't.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an explanatory diagram illustrating an example of connection between the Internet television and the Internet according to the present invention. FIG. 2 is a block diagram showing a configuration of an embodiment of the Internet television according to the present invention. FIG. 3 is a block diagram illustrating a configuration of an Internet processing unit. FIG. 4 is a block diagram showing a configuration of a tuning microcomputer 20. FIG. 5 is an explanatory diagram for explaining an operation of transferring a video signal by a DMA controller. FIG. 6 is an explanatory diagram for describing an initial screen of the Internet television according to the present invention. FIG. 7 is a flowchart showing the operation of the CPU of the tuning microcomputer. FIG. 8 is a flowchart showing the operation of the CPU of the tuning microcomputer. FIG. 9 is a flowchart showing the operation of the CPU of the tuning microcomputer. FIG. 10 is an explanatory diagram for explaining a selection screen of “travel / sightseeing”. FIG. 11 is an explanatory diagram for explaining a menu screen of a browser. FIG. 12 is an explanatory diagram for explaining an operation of a button on a menu screen of a browser. FIG. 13 is an explanatory diagram illustrating a menu screen of a browser. FIG. 14 is an explanatory diagram for explaining a character palette. FIG. 15 is an explanatory diagram for explaining a character palette. FIG. 16 is an explanatory diagram illustrating an example of connection between a computer and the Internet. [Description of Signs] 1 Internet television 14 Switching circuit 15 RGB matrix 17 CRT 20 Tuning microcomputer 20a Remote control device 22 Internet processing unit 24 Communication line (telephone line) 29 Video FIFO 37 RAM 38, 50 CPU 41 Modem 52 Clock Circuit 54 RAM

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) H04N 5/44-5/46

Claims (1)

(57) [Claims] [Claim 1] A video signal in a video signal is displayed on a screen, and data is taken in from a computer connected to the Internet via a telephone line and converted into a video signal to be displayed on the screen. A switching circuit for switching a video signal to be displayed on the screen to a video signal related to the Internet and a video signal in the video signal; and Storing means for storing a television channel to be selected; selecting means for selecting the television channel; and a clock circuit, wherein the clock is displayed when a video signal related to the Internet is displayed on the screen. When the time indicated by the circuit reaches the time, the switching circuit switches to a video signal in the video signal, Internet television, wherein the television channel is selected to display a video signal of the selected channel on a screen, and to display a warning display on the screen that the user is connected to the Internet. .