CN1889654A - Frequency channel editing device and method for image display device - Google Patents
Frequency channel editing device and method for image display device Download PDFInfo
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- CN1889654A CN1889654A CN 200610085534 CN200610085534A CN1889654A CN 1889654 A CN1889654 A CN 1889654A CN 200610085534 CN200610085534 CN 200610085534 CN 200610085534 A CN200610085534 A CN 200610085534A CN 1889654 A CN1889654 A CN 1889654A
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Abstract
A channel editing device of image display unit consists of key inputting loader for inputting command as required by user in image display unit with tuner, the second controller for carrying out control as per setting inputted by user and for realizing search under standby state through said tuner, the first controller for carrying out control as per communication with the second controller and for outputting image and sound received by said tuner as well as power supply loader for providing power to said tuner as per control signal of the second controller under standby state except the second controller.
Description
One, technical field
The present invention relates to a kind of image display device, specifically a kind of under the holding state of image display device, auto channel search and perception channel alteration and environmental change etc., thus under holding state, also can realize the channel editing device and the method for effective channel editor's image display device automatically.
Two, background technology
Recently, in the digital broadcasting accelerated development, beginning to carry out the broadcasting of satellite/ground ripple/by wired high image quality/high tone quality.Compare with existing simulated television, the advantage of digital broadcasting is not only to have high image quality, high tone quality, and multiple Additional Services can be provided.
This digital broadcasting utilizes video/audio compression method (MPEG-2, AC-3) A/V of compression high image quality/high tone quality, and can pass through existing satellite/ground ripple/wired frequency band, and utilize the QPSK/VSB/QAM transfer approach to pass to each user, therefore can provide multiple service at a channel.
For ground ripple etc., in an existing channel, can provide 4 above SD level channels, 1 HD level channel.Meanwhile,, transmit additional information in Digital Television, utilize these information, the services such as broadcasting introduction at the channel that increases can be provided with A/V for multiple service is provided.
That is, aerial ripple channel is different with receiving in the past, can receive multiple broadcasting channel by wired or satellite broadcasting now, the at most several different methods of an above channel surplus in the of 100 has been proposed to separate effectively and to manage surplus in the of minimum 50.
Below, with reference to accompanying drawing, the channel editing device of the image display device of foundation prior art is elaborated.
Fig. 1 is the piecemeal pie graph according to the channel editing device of the image display device of prior art.
As shown in Figure 1, according to the channel editing device of the image display device of prior art by constituting with the lower part: in broadcast singal, choose the 1st and the 2nd tuner 10,20 of mutually different broadcasting channel according to user's requirement by the antenna input; The demultiplexer 30 of separate picture, sound and additional information etc. from the broadcast singal that receives by above-mentioned the 1st tuner 10 or the 2nd tuner 20; Handle, make the voice signal that separates by above-mentioned demultiplexer 30 can pass through the audio signal processor 40 of loud speaker 50 outputs; Handle the image-signal processor 60 that the picture signal of separating by above-mentioned demultiplexer 30 can be shown on display 70; The button loader 10 of input request commands from users; If the user selects the channel edit menus by above-mentioned button loader 10, just control, thus the controller 90 that the channel outside the channel of selecting by above-mentioned button loader 10 by 20 couples of users of above-mentioned the 2nd tuner carries out automatic tuning; According to the control signal of above-mentioned controller 90, the memory 100 of the rest image of the channel of storage and output automatic tuning and the channel information of having set.
Below, the work according to the channel editing device of the image display device of prior art with above-mentioned formation is described.
If the user is by above-mentioned button loader 80 input opening power orders, just choose the broadcast singal of the channel of user's selection by above-mentioned the 1st tuner 10, to import above-mentioned demultiplexer 30 by the broadcast singal that above-mentioned the 1st tuner 10 is chosen then, thereby separate sound and additional information etc.
The voice signal that above-mentioned demultiplexer 30 has been separated is imported above-mentioned audio signal processor 40 afterwards, and being treated to can be by the signal of loud speaker 50 outputs.Simultaneously, the picture signal that above-mentioned demultiplexer 30 has separated is imported above-mentioned image-signal processor 60, be treated to the signal that aforementioned display device 70 can show.
In addition, if the user chooses order by above-mentioned button loader 20 input automatic channels,, only extract effective channel and be kept in the above-mentioned memory 100 just by above-mentioned the 2nd tuner 20 auto channel searches.And when the user wanted to see that automatic channel search as a result, the automatic channel search result who is kept in the above-mentioned memory 100 just was presented on the aforementioned display device 70.
But, as mentioned above, according to the image display device of prior art not only must extra installation can auto channel search tuner, and only be under the power supply opening state and just can carry out automatic channel search at image display device, exist power supply to turn off the back with regard to inoperable restriction, so brought inconvenience to the user.
And also have following problem: when opening power, even implement automatic channel search, channel searching also needs the regular hour, and during this, the user can't see and wants the image seen, and channel search by the time finishes.
Three, summary of the invention
The present invention invents in order to address the above problem, and the object of the present invention is to provide a kind of channel editing device and method of image display device, and the present invention only just can realize automatic channel search with a tuner.
And another object of the present invention is: also can carry out the automatic channel search function under holding state.
The objective of the invention is to be achieved through the following technical solutions:
A kind of channel editing device of image display device is characterized in that: it is included in the image display device with tuner, the button loader of the order of input customer requirements; Control according to user's setting, thereby under holding state, realize the 2nd controller by the automatic channel search of above-mentioned tuner by above-mentioned button loader input; According to controlling, thereby make the image that receives by above-mentioned tuner and the 1st controller of voice signal output with communicating by letter of above-mentioned the 2nd controller; According to the control signal of above-mentioned the 2nd controller, except that above-mentioned the 2nd controller, under holding state, provide the power supply loader of power supply to above-mentioned tuner.
The present invention also comprises: according to the control signal of above-mentioned the 1st controller, show the 1st display of the picture signal that receives by above-mentioned tuner; According to the control signal of above-mentioned the 2nd controller, under holding state, show above-mentioned automatic frequency search result's the 2nd display.
Also comprise:, provide the adjuster of the power supply of above-mentioned power supply loader supply to above-mentioned the 1st controller and the 2nd display according to the control signal of above-mentioned the 2nd controller.
And, if above-mentioned the 1st controller is provided standby power, realize search automatically, and upgrade according to whether consistent realization of information that automatic Search Results and above-mentioned memory have been preserved thereby just control by above-mentioned tuner.Above-mentioned the 2nd controller by with the communicating by letter of above-mentioned the 1st controller, can on above-mentioned the 2nd display, show above-mentioned lastest imformation thereby control.
For achieving the above object, for the frequency channel editing method of the image display device with tuner, the 1st and the 2nd controller, memory, the 1st display, the 2nd display, the frequency channel editing method of foundation image display device of the present invention is characterised in that it comprised with the next stage: confirm the stage that the user sets under holding state; If it is to set automatic channel search that above-mentioned user sets, just the stage of carrying out automatic channel search according to the condition of user's setting under holding state; Whether consistent the above-mentioned automatic channel search result of foundation is with the channel search information that above-mentioned memory has been preserved, thereby control the stage of realizing renewal.
The stage of the stage that above-mentioned affirmation user sets for confirming that whether automatic channel search is implemented and set the update cycle.
Thereby the above-mentioned stage of controlling the realization renewal comprised with the next stage: judge the whether consistent stage of channel information that above-mentioned automatic Search Results and above-mentioned memory have been preserved; If consistent with the above-mentioned channel information of having preserved, just according to stage of some cycles auto channel search; If inconsistent with above-mentioned stored channel information, just preserve new search to information and on above-mentioned the 2nd display, show stage of the information changed.
Also comprise: under above-mentioned holding state, if the order of user input opening power, just output stage of updated information and setting contents of channel in above-mentioned memory.
The channel editing device and the method for image display device of the present invention have following effect:
The first, compared with the existing, even only use a tuner also can carry out automatic channel search, because of
This can reduce the manufacturing unit price.
Second, under holding state, rely on and carry out automatic channel search, when the cable channel that provides in the broadcasting station exists change to wait, preserve relevant information in advance, therefore, when the user imports the opening power order afterwards, can directly utilize a channel information that upgrades to watch broadcasting, thereby provide bigger convenience to the user.
The 3rd, under holding state, for carrying out automatic channel search, the IC to necessity provides power supply selectively, and consumes power is minimized.
Four, description of drawings
Fig. 1 is the piecemeal pie graph according to the channel editing device of the image display device of prior art.
Fig. 2 is the piecemeal pie graph according to the channel editing device of image display device of the present invention.
Fig. 3 is the flow chart that shows according to the frequency channel editing method of image display device of the present invention.
The description of symbols of major part in the accompanying drawing
110: tuner 120: demultiplexer
130: audio signal processor 140: loud speaker
150: image-signal processor 160: display
170: 180: the 1 controllers of button loader
210: adjuster 220: display
230: memory
Five, embodiment
Below, with reference to accompanying drawing, channel editing device and method according to image display device of the present invention are elaborated.
Fig. 2 is the piecemeal pie graph according to the channel editing device of image display device of the present invention.Fig. 3 is the flow chart that shows according to the frequency channel editing method of image display device of the present invention.
As shown in Figure 2, the channel editing device according to image display device of the present invention comprises: the tuner 110 that can choose the broadcast singal that receives by antenna; The demultiplexer 120 of separate picture, sound and additional information etc. from the broadcast singal that has received by above-mentioned tuner 110; Handle, make the voice signal that separates by above-mentioned demultiplexer 120 can pass through the audio signal processor 40 of loud speaker 140 outputs; Handle, make the picture signal of separating to pass through the image-signal processor 150 that the 1st display 70 shows by above-mentioned demultiplexer 120; The button loader 170 of input customer requirements order; Control according to user's setting of importing by above-mentioned button loader 170, thereby under holding state, realize the 2nd controller 190 by the automatic channel search of above-mentioned tuner 110; Rely on and control, thereby can export by the image of above-mentioned tuner 110 receptions and the 1st controller 180 of audio signal with above-mentioned the 2nd communicating by letter of controller 190; According to the control signal of above-mentioned the 2nd controller 190, provide adjuster 210 from the power supply of power supply loader 200; According to the control signal of above-mentioned the 2nd controller 190, accept power supply from above-mentioned adjuster 210, show the 2nd display 220 of the lastest imformation among the above-mentioned automatic channel search result; Preserve the memory 230 of channel search information.
Below, the work according to the channel editing device with the image display device of the present invention that as above constitutes is elaborated.
If by above-mentioned button loader 170 input opening power orders, above-mentioned the 2nd controller 190 just reacts this, to above-mentioned the 1st controller 180 output control commands, above-mentioned the 1st controller 180 is exported control commands to above-mentioned tuner 110, thereby can choose the channel that the user selects by above-mentioned button loader 170.
Then, above-mentioned tuner 110 is chosen channel correlation according to the control signal of above-mentioned the 1st controller 180, and the broadcast singal of the above-mentioned channel of having chosen is imported above-mentioned demultiplexer 120 again, thereby is separated into image, sound and additional information etc.
Then, the voice signal that above-mentioned demultiplexer 120 has separated is imported above-mentioned audio signal processor 130, thereby can be by above-mentioned loud speaker 140 outputs through handling.The picture signal process that above-mentioned demultiplexer 120 has separated is handled, thereby can pass through above-mentioned the 1st display 160.
That is, if by the 170 input opening power orders of above-mentioned button loader, above-mentioned the 2nd controller 190 just reacts this, provides power supply from above-mentioned power supply loader 200 thereby drive above-mentioned adjuster 210.Continuing till user's powered-down provides standby power to above-mentioned the 2nd controller 190.
And the user sets this on the menu again, thereby can realize automatic channel search and update cycle etc. under holding state.Above-mentioned the 2nd controller 190 is confirmed this user to set information, if import the opening power orders and enter holding state by button loader 170, realizes that channel correlation search and channel information upgrade thereby just control according to imposing a condition.
Promptly, if under holding state, set automatic channel search, above-mentioned the 2nd controller 190 just calculates above-mentioned selection of time, if reach certain hour, just open above-mentioned adjuster 210, thereby accept standby power, and provide power supply to the necessary IC of automatic channel search etc. from above-mentioned power supply loader 200.
That is, above-mentioned adjuster 210 provides power supply to above-mentioned the 1st controller 180, if above-mentioned the 1st controller 180 has been provided standby power, just to above-mentioned tuner 110 output control commands, realizes automatic channel search thereby control.If automatic channel search finishes, just make IC except that the 2nd controller 190 to passing through till the certain hour powered-down once more.This is for the standby consumes power is minimized.
Therefore, do not watch the user during the standby of image display device, carry out automatic channel search, upgrade the change item of various broadcast singals,, just can utilize the channel information that has upgraded if the user imports the opening power order afterwards with some cycles.
And, the channel information that automatic channel search result and memory have been preserved not simultaneously, above-mentioned the 1st controller 180 updated information is kept in the above-mentioned memory 230 again.Above-mentioned the 2nd controller 190 is controlled, thereby can show in the above-mentioned memory 230 updated information again by above-mentioned the 2nd display 220.
Below, with reference to Fig. 3 the frequency channel editing method that foundation is had the image display device of the present invention that as above constitutes is described.At first, judge whether the state of present image display unit is holding state, stage S101.
Then, if above-mentioned stage S101 judged result is a holding state, just judge whether to have set automatic channel search (search automatically), stage S102.
If above-mentioned stage S102 judged result, just drives tuner for having set above-mentioned automatic channel search and carries out automatic channel search, stage S103～S104.
Then, judge whether above-mentioned information of having searched for is consistent with the information of having preserved, stage S105.
Then, if above-mentioned stage S105 judged result is consistent with the information of having preserved for the above-mentioned information of having set, just judge whether to have passed through setting-up time, stage S106.
If above-mentioned stage S106 judged result just only provides power supply to the 2nd controller, and closes the power supply of other remaining IC once more, stage S107 for having passed through setting-up time.
Then, judge whether the user has imported the opening power order, stage S108.
Then, if above-mentioned stage S108 judged result has been imported the opening power order for the user, just extract in the above-mentioned memory updated information and channel setting is set, stage S109.
Afterwards, the user imports the powered-down order, finishes stage S110.
In addition, if above-mentioned stage S105 judged result is above-mentioned search information of having searched for and the preservation information inconsistency preserved, just the information that will search for again is kept in the memory stage S111.
Then, on above-mentioned the 2nd display, show the channel information that has changed, stage S112.
In addition, if above-mentioned stage S108 judged result is not imported opening power order and the time through having set for the user, just carry out and proceed channel search, stage S113 with some cycles.
As mentioned above, channel editing device and method according to image display device of the present invention are: above-mentioned the 2nd controller 190 is confirmed user's setting, set and whether implement automatic channel search and update cycle etc., and, under holding state, carry out the automatic channel search function with some cycles according to the condition of having set.
Thereupon, when stating automatic channel search in realization, during information inconsistency that information of having searched for and above-mentioned memory have been preserved, upgrade, and the information of search again also can show by above-mentioned the 2nd display under holding state with the information of search again.
And, by carrying out this a series of work repeatedly, when the user imports the opening power order, utilize interrupt function to stop the work of all execution, and final according to the final channel table setting contents of channel that stays in the memory.
Claims (8)
1, a kind of channel editing device of image display device is characterized in that: it is included in the image display device with tuner, the button loader of the order of input customer requirements; Control according to user's setting, thereby under holding state, realize the 2nd controller by the automatic channel search of above-mentioned tuner by above-mentioned button loader input; According to controlling, thereby make the image that receives by above-mentioned tuner and the 1st controller of voice signal output with communicating by letter of above-mentioned the 2nd controller; According to the control signal of above-mentioned the 2nd controller, except that above-mentioned the 2nd controller, under holding state, provide the power supply loader of power supply to above-mentioned tuner.
2, the channel editing device of image display device according to claim 1, it is characterized in that: it also comprises the control signal according to above-mentioned the 1st controller, shows the 1st display of the picture signal that receives by above-mentioned tuner; According to the control signal of above-mentioned the 2nd controller, under holding state, show above-mentioned automatic frequency search result's the 2nd display.
3, the channel editing device of image display device according to claim 1, it is characterized in that: it also comprises the control signal according to above-mentioned the 2nd controller, and the adjuster of the power supply of above-mentioned power supply loader supply is provided to above-mentioned the 1st controller and the 2nd display.
4, the channel editing device of image display device according to claim 1, it is characterized in that: if above-mentioned the 1st controller is provided standby power, thereby just control by above-mentioned tuner and realize search automatically, and upgrade according to whether consistent realization of information that automatic Search Results and above-mentioned memory have been preserved.Above-mentioned the 2nd controller by with the communicating by letter of above-mentioned the 1st controller, can on above-mentioned the 2nd display, show above-mentioned lastest imformation thereby control.
5, the frequency channel editing method of the described image display device of a kind of claim 1 is characterized in that it comprised with the next stage:
Under holding state, confirm the stage that the user sets;
If it is to set automatic channel search that above-mentioned user sets, just the stage of carrying out automatic channel search according to the condition of user's setting under holding state;
Whether consistent the above-mentioned automatic channel search result of foundation is with the channel search information that above-mentioned memory has been preserved, thereby control the stage of realizing renewal.
6, the frequency channel editing method of image display device according to claim 5 is characterized in that: the stage of the stage that above-mentioned affirmation user sets for confirming that whether automatic channel search is implemented and set the update cycle.
7, the frequency channel editing method of image display device according to claim 5 is characterized in that: thus above-mentionedly control the stage of realize upgrading and comprise with the next stage: judge the whether consistent stage of channel information that above-mentioned automatic Search Results and above-mentioned memory have been preserved; If consistent with the above-mentioned channel information of having preserved, just according to stage of some cycles auto channel search; If inconsistent with above-mentioned stored channel information, just preserve new search to information and on above-mentioned the 2nd display, show stage of the information changed.
8, the frequency channel editing method of image display device according to claim 5, it is characterized in that: it also comprises: under above-mentioned holding state, if the order of user input opening power, just output stage of updated information and setting contents of channel in above-mentioned memory.
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| CN 200610085534 CN1889654A (en) | 2006-06-21 | 2006-06-21 | Frequency channel editing device and method for image display device |
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| CN 200610085534 CN1889654A (en) | 2006-06-21 | 2006-06-21 | Frequency channel editing device and method for image display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101150685B (en) * | 2007-05-03 | 2010-08-18 | 南京Lg新港显示有限公司 | Image display instrument channel searching device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101150685B (en) * | 2007-05-03 | 2010-08-18 | 南京Lg新港显示有限公司 | Image display instrument channel searching device and method |
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