CN1848930A - Image display equipment and channel switching method thereof - Google Patents
Image display equipment and channel switching method thereof Download PDFInfo
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- CN1848930A CN1848930A CN 200510046227 CN200510046227A CN1848930A CN 1848930 A CN1848930 A CN 1848930A CN 200510046227 CN200510046227 CN 200510046227 CN 200510046227 A CN200510046227 A CN 200510046227A CN 1848930 A CN1848930 A CN 1848930A
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Abstract
An image display device consists of keyboard for inputting desired command, storing unit for storing program information, character input window for displaying selected channel, display unit for displaying channel information corresponding to inputted characters, control unit for carrying out channel switch-over according to selected channel in character input window and program information in display unit.
Description
Affiliated technical field
The present invention relates to a kind of image display, particularly relate to a kind of image display and channel conversion method thereof.
Background technology
In recent years, along with the accelerated development of digital broadcasting, begun to utilize the digital broadcasting of the high picture quality/high audio quality of satellite/terrestrial ripple/wire cable.Compare with case of conventional analog broadcast, digital broadcasting not only has high picture quality, high audio quality, and has the strong point that diversified various services are provided.
This digital broadcasting be utilize the video/audio compression method as, MPEG-2 compression standard, audio coding (AC-3) }, video/audio (A/V) to high picture quality/high audio quality compresses, and by existing satellite/terrestrial ripple/wire cable frequency band, utilize Quadrature Phase Shift Keying (QPSK)/residual sideband (VSB)/quadrature amplitude modulation (qam) transfer approach, digital broadcasting is sent to each user, and in a channel, provides diversified various service according to said method.
For the surface wave situation, in an existing channel, provide 4 more than the channel to single-definition (SD) level, and provide a channel high definition (HD) level.Meanwhile, in Digital Television,, usually additional information is transmitted with video/audio (A/V) for diversified various service is provided.Utilize this information, can provide enlarging the services such as broadcasting guide of capacity channel.
That is, different with the channel that receives only radio wave in the past, currently proposed to utilize wire cable or satellite broadcasting to receive the place of diversified broadcasting channel, at least 50 the whole bag of tricks that effectively separate and manage to 100 above channels.
Therefore, owing to utilized new video/audio compress technique and compress technique,, can carry out more multichannel broadcasting so digital broadcasting is compared with traditional analog broadcasting to transmitting.But,, need many times of spend when the user seeks when oneself wishing audiovisual channel in enlarging the channel of capacity.
General television set is as the broadcast singal to the loading broadcast program, by making a kind of equipment of user's audiovisual broadcast after a series of signal processing, also be as irrespectively receiving the most popular a kind of multimedia equipment in the booming multimedia equipment of various information by audiovisual with age or stratum, along with Development of Multimedia Technology, progressively be transformed to figure pattern from simulation model.
Below, with reference to accompanying drawing, conventional art image display and channel conversion method thereof are described.
Fig. 1 is that the general pattern display device constitutes block diagram; Fig. 2 is the channel conversion method flow chart of conventional art image display.
General image display is made of following part as shown in Figure 1: be the tuner 1 of selecting broadcast singal to be provided with; By the broadcast singal of tuner 1 selection, promptly to flowing (Transport Stream), the demultiplexer 2 that is provided with in order to carry out multiple shunt from temporally multiplexed transmission; In order can on picture, to be shown by the broadcast message of multiple decomposition, image is handled and the picture signal handling part 3 that is provided with by demultiplexer 2; For the output of picture signal handling part 3 shows on picture and the display part 4 that is provided with; For importing the keyboard input part 5 that customer requirements order and various work related command are provided with; In order to export the microprocessor 6 that control signal is provided with according to the order of importing by keyboard input part 5.
Job description to image display as constituted above is as follows:
At first, if the user is by the order of keyboard input part 5 input energized, then the broadcast singal that receives by tuner 1 is separated into video, audio frequency and additional information by demultiplexer 2, pass through again after the processing to picture signal, show by display part 4.
And to the situation of customer requirements converted channel, if by keyboard input part 5 inputting channel conversion commands, then microprocessor 6 receives the conversion command of input, and for forming the corresponding channel conversion, control signal is outputed to tuner 1.
Below, to the channel conversion method of traditional images display device as constituted above, describe with reference to Fig. 2.At first, if the user imports the energized order, then will show S11 ∽ S12 by the picture that antenna receives.
Then, whether the inputting channel conversion command is judged S13 to the user.
If judged result S13, the user has imported channel change command, and then the input according to conversion key shows corresponding channel picture S14.
Then, if the user has imported the power-off order, then finish S15.
At this moment, the channel change command by keyboard input part 5 input normally according on the channel/channel that the input of issuing orders selects the user to wish.At this moment, if according on the channel/input of issuing orders only shows the corresponding channel picture, and not being the user, this picture do not wish channel, then again on the inputting channel/issue orders when confirming the current channel content, the inconvenience that the channel of definite hope, so this method repeatedly exists the user to use.
And, because using/issue orders input, conventional method can only form a channel, therefore, in many channels such as 69 of wireless channels, wired 125 channels, 69 channels of Digital Television (DTV), seek the problem that the user wishes that channel exists needs many times of cost with current broadcast.
Summary of the invention
The present invention develops for the problem that solves above-mentioned existence, and a kind of channel switch pattern different with conventional method that provide is provided.
Directly wish audiovisual broadcast programm name or station name of aural if another object of the present invention provides a kind of user, then can show the method for relevant information with the literal input.
Another purpose of the present invention provides the method that a kind of user can carry out channel switch more easily.
In order to achieve the above object and the image display of the present invention of exploitation, the image display that just has tuner and demultiplexer is to be made of following part: the keyboard input part that is provided with for the input requirement order wished of user and channel selection literal; The storage part that the programme information that separates by demultiplexer for storage is provided with; When the picture signal of separating by demultiplexer is shown according to customer requirements, for show select channel with the literal input window and and the literal input window in the corresponding channel information of literal imported and the display part that is provided with; If the user has selected the channel switch pattern by keyboard input part, then for channel selection can be shown in display part with the literal input window, also for show extract from storage part with user's corresponding all programme informations of literal by the input of literal input window, also for making the user can form channel switch, it is controlled and the control part that is provided with reference to being shown the channel that programme information selects.
Display part will show in key frame by the picture signal that demultiplexer separates; Literal input window and programme information are shown in secondary picture.
Programme information is to be made of airtime, broadcasting channel and broadcast program name.
Whether control part is currently just to judge at broadcasting channel to user selected channel, and forms subscription and video recording and audiovisual for allowing to, and it is controlled.
In order to achieve the above object and the channel conversion method of image display of the present invention of exploitation, the channel conversion method that just has the image display of keyboard input part, tuner, storage part and display part was made up of the following stage: if the order of input energized is then carried out the demonstration stage to the broadcast singal that receives by tuner; If the user has selected the channel switch pattern, then channel selection is carried out the demonstration stage with the literal input window; If the input user wishes literal in the literal input window that is shown, then from memory, extract the programme information of corresponding literal, and the programme information that extracts is carried out the demonstration stage; If selected the channel of wishing, then channel switch or reservation audiovisual/video recording are carried out the control stage with reference to the programme information that is shown.
The literal of user's input is broadcast program name or the station name of aural that the user wishes audiovisual in the literal input window.
From memory, extract and carry out the demonstration stage is whether literal information corresponding with user's input exists and retrieve after the programme information in memory, and the information consistent with text line is all carried out the demonstration stage.
Above-mentioned channel switch or reservation audiovisual/video recording are carried out the control stage form by the following stage: the programme information that reference is shown, carry out the choice phase to the program of hope; Whether according to the program of selecting is the result that current program of broadcasting is judged, channel switch, reservation audiovisual and subscription and video recording are carried out the choice phase.
Above-mentioned channel switch or reservation audiovisual and video recording are carried out the choice phase be made up of the following stage: if the program of selection is current program of broadcasting, then the outline to respective program shows in secondary picture; If the user confirms order with reference to the outline input audiovisual that is shown, then carry out translate phase to corresponding channel; If the program of selecting is not current program of broadcasting, then the setting stage is carried out in reservation audiovisual or subscription and video recording according to user's selection.
The present invention has following effect:
The first, the present invention does not know situation by the channel of program category to the user, if the programm name or the station name of aural of wishing audiovisual are imported with the form of literal, then show information, therefore reduced conventional art and used channel switching key to seek the troublesome problem of channel one by one continuously corresponding to the input program.
The second,, therefore can select the channel of wishing more easily because the program that the user can select to wish comes the audiovisual broadcast program.
Three, whether the present invention is that program in the current broadcast is discerned to the program selected, and according to the result of identification except carrying out channel switch, also can set subscription and video recording or reservation audiovisual etc., therefore improved user's satisfaction.
Description of drawings
Fig. 1 is that the general pattern display device constitutes block diagram.
Fig. 2 is the channel conversion method flow chart of conventional art image display.
Fig. 3 is the formation block diagram of image display of the present invention.
Fig. 4 is the channel conversion method flow chart of image display of the present invention.
Fig. 5 and Fig. 6 are the embodiment presentation graphs of the channel switch of image display of the present invention.
Among the figure:
1: tuner 2: demultiplexer
3: picture signal handling part 4: display part
5: keyboard input part 7: Audio Signal Processing portion
8: loud speaker
101: control part 102: storage part
Embodiment
Below, with reference to accompanying drawing, image display of the present invention and channel conversion method thereof are described in detail.
Fig. 3 is the formation block diagram of image display of the present invention; Fig. 4 is the channel conversion method flow chart of image display of the present invention.
Image display of the present invention is to be made of following part as shown in Figure 3: in the broadcast singal that receives by antenna, wish the tuner 1 that channel is provided with for selecting the user; In the broadcast singal of selecting by tuner 1, the demultiplexer 2 that is provided with for separating video, audio frequency etc.; Receive the input of the picture signal of separating, and for the picture signal that receives can show in display part 4, picture signal is handled and the picture signal handling part 3 that is provided with by demultiplexer 2; Receive the input of the audio signal of separating, and can export by loud speaker 8 for the audio signal that receives, audio signal is handled and the Audio Signal Processing portion 7 that is provided with by demultiplexer 2; Be the input requirement order wished of user and the keyboard input part 5 of selecting the literal of channel to be provided with; The storage part 102 that the programme information that separates by demultiplexer 2 for storage is provided with; When the picture signal of separating by demultiplexer 2 is shown according to customer requirements, for show select channel with the literal input window and and the literal input window in the corresponding channel information of literal imported and the display part 4 that is provided with; If the user has selected the channel switch pattern by keyboard input part 5, then for channel selection can be shown in display part 4 with the literal input window, also in order to show from storage part 102 corresponding all programme informations of literal of importing by the literal input window with the user that extract, also for making the user can form channel switch, it is controlled and the control part 101 that is provided with reference to being shown the channel that programme information selects.
Below, as follows to the job description of image display of the present invention as constituted above:
If the user by keyboard input part 5 input power connection orders, then receives the video and the audio signal of selected channel, and video and the audio signal that receives shown at display part 4.
Then, to requiring the situation of channel switch, in order to overcome the inconvenience of traditional continuous use channel switching key, hot key (hot key) is set on keyboard input part 5 in addition, or being that on the image display menu channel switch selects the channel switch pattern, the channel selection wished of user is shown in display part 4 with the literal input window so.
Therefore, import the literal of wishing in the literal input window that the user shows in display part 4; And whether 101 pairs of control parts exist the corresponding to text line of importing with the user of literal to retrieve, and the program corresponding with text line shown in display part 4.At this moment, the literal of user input is some among the user wishes the title in broadcast program name or broadcasting station; And literal input window and corresponding programme information show on the secondary picture of display part 4.
Then, if select the program of hope in the table that the user shows in display part 4, then 101 couples of users of control part select whether program is that current program of broadcasting is judged, exist side by side to be to form channel switch and control, or control for forming subscription and video recording or audiovisual.
Below, to the channel conversion method of image display of the present invention as constituted above, describe with reference to Fig. 4.At first, judge S101 to whether importing the power connection order.
Then, if judged result S101 has imported the power connection order, then the video, the audio signal that receive are exported S102.
Then, if the user has selected the channel switch pattern, display text input window and in the literal input window that shows then, the user imports the broadcast program name or the station name of aural S103 ∽ S104 of hope.
And, retrieve S105 to whether existing with the corresponding to text line of input characters.
Then, if result for retrieval S105 exists and the corresponding to text line of importing of literal, then the respective program table is shown S106 ∽ S107.
Then, in the demonstration of respective program table, select the program S108 of hope.
Then, whether be that current program of broadcasting is judged S109 to the program of selecting.
If judged result S109, user selected program is current program of broadcasting, and is corresponding channel S110 with channel switch then.
And,, then finish S111 if the user imports the power-off order.
In addition, if judged result S109, user selected program is not current program of broadcasting, and then judges S112 to whether wishing to preengage audiovisual/subscription and video recording.
If judged result S112 wishes reservation audiovisual/subscription and video recording, then respective program reservation audiovisual/subscription and video recording is set S113.
If there is not the corresponding to text line of literal with input in judged result S106, then show no information S114.
Below, to the embodiment of image display of the present invention and channel conversion method thereof, describe with reference to Fig. 5 and Fig. 6.
At first, if user's heat key or select the channel switch pattern by menu then will show the window 111 that can input characters be listed as shown in Fig. 5 a and Fig. 5 b; If the user wishes audiovisual broadcast programm name or station name of aural by the window input, then show and literal relevant broadcasts information.
At this moment, the broadcast message that is shown is display of broadcast time 112, broadcasting channel 113, broadcast program name 114 etc., and is shown as the selector bar 115 of selecting the broadcast message content and being provided with simultaneously.
And, in the table of display of broadcast time 112, show current program of broadcasting (On-Air); If what show is not program in the current broadcast, then show the respective broadcast time.That is,, then can carry out channel switch immediately if show the program (On-Air) of broadcasting; If show it is not the program (On-Air) of broadcasting, then can set reservation audiovisual or subscription and video recording.
For example, if the user imports " news " literal, then show afterwards whether existing " news " text line to retrieve, promptly show " 9 o'clock news of Radio Korea International (KBS) ", " Korea S's entertainment channel (MBC) news station ", " 8 o'clock news of Korean TV Play channel (SBS) ", " Radio Korea International (KBS) 2 news channel ", " new Asia news " etc. after the retrieval, show separately broadcasting channel and news broadcast time simultaneously.
Here, if import " platform " word again, then content disappears in all tables except " Korea S's entertainment channel (MBC) news station ".That is, if when importing with the differentiated representative literal of other program names, remaining is deleted then only to stay respective program again.
And, in the news program that is shown, select the program of broadcasting (On-Air) with the same airtime shown in Fig. 5 b, then confirm programme information as secondary picture to respective program with the equally current picture that is receiving shown in Fig. 6 a; If the user imports audiovisual acknowledgement key A, then be converted to corresponding channel immediately.
In addition, in the news program that is shown, if do not select the program of broadcasting, then shown in Fig. 6 b, program outline and the airtime selected are shown in secondary picture, and to whether needing setting reservation audiovisual or subscription and video recording B to put question to, so the user can select to preengage audiovisual or subscription and video recording with reference to these displaying contents to the user.
Claims (9)
1, a kind of image display has tuner and demultiplexer, it is characterized in that being made of following part:
The keyboard input part that is provided with for the input requirement order wished of user and channel selection literal;
The storage part that the programme information that separates by demultiplexer for storage is provided with;
When the picture signal of separating by demultiplexer is shown according to customer requirements, for show select channel with the literal input window and and the literal input window in the corresponding channel information of literal imported and the display part that is provided with;
If the user has selected the channel switch pattern by keyboard input part, then for channel selection can be shown in display part with the literal input window, also for show extract from storage part with user's corresponding all programme informations of literal by the input of literal input window, also for making the user can form channel switch, it is controlled and the control part that is provided with reference to being shown the channel that programme information selects.
2, image display according to claim 1 is characterized in that described display part will show by the picture signal that demultiplexer separates in key frame; Literal input window and programme information are shown in secondary picture.
3, image display according to claim 1 is characterized in that described programme information is to be made of airtime, broadcasting channel and broadcast program name.
4, image display according to claim 1 is characterized in that whether described control part is currently just to judge at broadcasting channel to user selected channel, and forms subscription and video recording and audiovisual for allowing to, and it is controlled.
5, a kind of channel conversion method of image display promptly has the channel conversion method of the image display of keyboard input part, tuner, storage part and display part, it is characterized in that being made up of the following stage:
If the order of input energized is then carried out the demonstration stage to the broadcast singal that receives by tuner;
If the user has selected the channel switch pattern, then channel selection is carried out the demonstration stage with the literal input window;
If the input user wishes literal in the literal input window that is shown, then from memory, extract the programme information of corresponding literal, and the programme information that extracts is carried out the demonstration stage;
If selected the channel of wishing, then channel switch or reservation audiovisual/video recording are carried out the control stage with reference to the programme information that is shown.
6, the channel conversion method of image display according to claim 5 is characterized in that the literal of described user's input in the literal input window is broadcast program name or the station name of aural that the user wishes audiovisual.
7, the channel conversion method of image display according to claim 5, it is characterized in that described the extraction carry out the demonstration stage is whether literal information corresponding with user's input exists and retrieve after the programme information in memory from memory, and the information consistent with text line is all carried out the demonstration stage.
8, the channel conversion method of image display according to claim 5 is characterized in that described channel switch or reservation audiovisual/video recording being carried out the control stage and be made up of the following stage:
With reference to the programme information that is shown, the program of hope is carried out the choice phase;
Whether according to the program of selecting is the result that current program of broadcasting is judged, channel switch, reservation audiovisual and subscription and video recording are carried out the choice phase.
9, the channel conversion method of image display according to claim 8 is characterized in that describedly channel switch or reservation audiovisual and video recording are carried out the choice phase being made up of the following stage:
If the program of selecting is current program of broadcasting, then the outline to respective program shows in secondary picture; If the user confirms order with reference to the outline input audiovisual that is shown, then carry out translate phase to corresponding channel;
If the program of selecting is not current program of broadcasting, then the setting stage is carried out in reservation audiovisual or subscription and video recording according to user's selection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510046227 CN1848930A (en) | 2005-04-12 | 2005-04-12 | Image display equipment and channel switching method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510046227 CN1848930A (en) | 2005-04-12 | 2005-04-12 | Image display equipment and channel switching method thereof |
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| CN1848930A true CN1848930A (en) | 2006-10-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102685575A (en) * | 2011-03-16 | 2012-09-19 | 联想(北京)有限公司 | Electronic equipment and television channel switching method |
| CN105916028A (en) * | 2010-04-22 | 2016-08-31 | Lg电子株式会社 | Method for providing previous watch list of contents provided by different sources, and display device which performs same |
-
2005
- 2005-04-12 CN CN 200510046227 patent/CN1848930A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105916028A (en) * | 2010-04-22 | 2016-08-31 | Lg电子株式会社 | Method for providing previous watch list of contents provided by different sources, and display device which performs same |
| US10110957B2 (en) | 2010-04-22 | 2018-10-23 | Lg Electronics Inc. | Method for providing previous watch list of contents provided by different sources, and display device which performs same |
| US10171875B2 (en) | 2010-04-22 | 2019-01-01 | Lg Electronics Inc. | Method for providing previous watch list of contents provided by different sources, and display device which performs same |
| CN105916028B (en) * | 2010-04-22 | 2019-04-23 | Lg电子株式会社 | The method of the previous viewing list of content by not homologous offer is provided and executes the display equipment of this method |
| CN102685575A (en) * | 2011-03-16 | 2012-09-19 | 联想(北京)有限公司 | Electronic equipment and television channel switching method |
| CN102685575B (en) * | 2011-03-16 | 2016-06-01 | 联想(北京)有限公司 | The method of electronic equipment and switching TV channel |
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