CN102447856A - Channel switching reminding system, signal source switching reminding system and relevant method - Google Patents
Channel switching reminding system, signal source switching reminding system and relevant method Download PDFInfo
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- CN102447856A CN102447856A CN201010508874XA CN201010508874A CN102447856A CN 102447856 A CN102447856 A CN 102447856A CN 201010508874X A CN201010508874X A CN 201010508874XA CN 201010508874 A CN201010508874 A CN 201010508874A CN 102447856 A CN102447856 A CN 102447856A
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Abstract
The invention provides a channel switching reminding system, a signal source switching reminding system and a relevant method, wherein the channel switching reminding system comprises a detection device and a reminding device, wherein the detection device is used for detecting the channel state of a signal source to generate a detection result; and the reminding device is coupled with the detection device and is used for determining whether to remind channel switching or not according to the detection result.
Description
Technical field
The present invention relates to a kind of system for prompting, relate in particular to a kind of system for prompting and the correlation technique that can remind the user to carry out channel or signal source switching automatically.
Background technology
Progress along with science and technology; The function of multimedia playing apparatus also increases day by day; With the television set is example; Not only have numerous channels and program to select, can also be external other electronic installation such as digital videodisc (Digital Versatile Disc, DVD) videocorder, PC, notebook computer or holder for TV playing etc.; Visual its of user need be selected to view and admire different frequency channels or be directly switch to the pattern that receives external connected electronic device signal (like the AV terminal signal), and becomes picture to be presented on the screen conversion of signals.On present most of TV remote controller, switch (recall) button selecting to have a channel around the digital button of channel, this channel switching push button can let the user between two channels, switch fast and need not to re-enter channel.
The user is when televiewing; Time spot in viewing channel can switch to other channel usually; Because the action of switching channels all is to be carried out by user itself; Therefore forget when switching back the original channel of watching as the user, just can miss and want the wonderful seen in original channel of watching.
Summary of the invention
Therefore, one of the object of the invention is to provide a kind of system for prompting and the correlation technique thereof that can remind the user to carry out channel or signal source switching automatically, to solve the problems of the prior art.
According to one embodiment of the invention, it provides a kind of channel to switch system for prompting.This channel switches system for prompting and comprises an arrangement for detecting and an alarm set.This arrangement for detecting produces a detecting result in order to the channel state of detecting a signal source.This alarm set carries out channel and switches in order to determine whether prompting according to this detecting result.
According to another embodiment of the present invention, it provides a kind of signal source to switch system for prompting.This signal source is switched system for prompting and is comprised an arrangement for detecting and an alarm set.This arrangement for detecting produces a detecting result in order to detect a signal source accepting state.This alarm set carries out signal source and switches in order to determine whether prompting according to this detecting result.
According to another embodiment of the present invention, it discloses a kind of channel and has switched based reminding method.
The channel state that this method comprises the following steps: to utilize an arrangement for detecting to detect a signal source is to produce a detecting result; And determine whether reminding according to this detecting result and carry out channel and switch.
Description of drawings
Fig. 1 is the sketch map that a channel switches system for prompting among one first embodiment of the present invention;
Fig. 2 is the sketch map that a channel switches system for prompting among one second embodiment of the present invention;
Fig. 3 is the sketch map that a signal source is switched system for prompting among one the 3rd embodiment of the present invention;
Fig. 4 is the flow chart that a channel switches based reminding method in one embodiment of the invention; And
Fig. 5 is the flow chart that a signal source is switched based reminding method in one embodiment of the invention.
The main element symbol description
200,300 channels switch system for prompting
210,310,410 arrangement for detecting
212,312,412 picture signals are analyzed the unit
214,314,414 audio signal analysis unit
216,316,416 judging units
218,318 channels switch analytic unit
220,320,420 alarm sets
250 remote controls
400 signal sources are switched system for prompting
Embodiment
Please refer to Fig. 1, Fig. 1 is the sketch map that the channel in the first embodiment of the present invention switches system for prompting 200.Channel switches system for prompting 200 and comprises arrangement for detecting 210 and alarm set 220.Arrangement for detecting 210 is in order to detect a signal source S
SourceChannel state produce a detecting D as a result
1Alarm set 220 is coupled to arrangement for detecting 210, detects D as a result in order to foundation
1Determining whether reminding the user to carry out channel switches.
Arrangement for detecting 210 comprises picture signal analysis unit 212, audio signal analysis unit 214 and judging unit 216, and wherein, arrangement for detecting 210 is in detecting signal source S
SourceBy the first channel Ch
1Switch to the second channel Ch
2The time, analyze the first channel Ch
1Signal content produce detecting D as a result
1Picture signal is analyzed unit 212 in order to receive signal source S
SourceIn the first channel Ch
1Picture signal S
Video, and to picture signal S
VideoCarry out graphical analysis and produce graphical analysis S as a result
1Audio signal analysis unit 214 is in order to receive signal source S
SourceIn the first channel Ch
1Audio signal S
Sound, and to audio signal S
SoundCarry out audio analysis and produce audio analysis S as a result
2Judging unit 216 is coupled to picture signal and analyzes unit 212 and audio signal analysis unit 214, in order to according to graphical analysis S as a result
1And audio analysis S as a result
2One of them produces detecting D as a result at least
1
Channel switches system for prompting 200 can comprise remote control 250 in addition, and arrangement for detecting 210 can comprise in addition that channel switches analytic unit 218.When the user pressed the channel switching push button of remote control 250, remote control 250 transmitted a channel switching signal S
RecallTo channel switching analytic unit 218.Channel switches analytic unit 218 and is coupled to judging unit 216, in order to analyze channel switching signal S
RecallProduce a channel and switch analysis result S
3
Signal source S
SourceCan be an anolog TV signals S
Atv, so picture signal is analyzed unit 212 reception anolog TV signals S
AtvIn the first channel Ch
1Picture signal S
Video, and analysis image signal S
VideoAdditional character in the picture, literal (the for example title of program or film, captions), specific characteristic (for example: the black and white edge of film or some programs) or the characteristics such as prologue image of program or film produce graphical analysis S as a result
1Audio signal analysis unit 214 receives anolog TV signals S
AtvIn the first channel Ch
1Audio signal S
Sound, and analyzing audio signal S
SoundCharacteristic (the for example prologue message of program or film) produce audio analysis S as a result
2Channel switches analytic unit 218 receiving channels switching signal S
Recall, and analyze channel switching signal S
RecallAdding up the user changes the frequency of platform and switches analysis result S to produce channel after the duration
3Judging unit 216 receives graphical analysis S as a result
1, audio analysis S as a result
2And channel switches analysis result S
3, and according to graphical analysis S as a result
1, audio analysis S as a result
2And channel switches analysis result S
3One of them produces detecting D as a result at least
1For instance, the mode of judging unit 216 weight totallings capable of using produces detecting D as a result
1, therefore, according to graphical analysis S as a result
1, audio analysis S as a result
2And channel switches analysis result S
3Middle institute acquired information comes respectively with analysis result S
1, S
2, S
3Be made as the value between 0～1, again according to analysis result S
1, S
2, S
3The reliability of middle institute acquired information is come analysis result S
1, S
2, S
3Set weighted value W
1, W
2, W
3, as weight totalling value W
SumWhen surpassing a certain threshold, alarm set 220 just can be according to detecting D as a result
1Reminding the user to carry out channel switches.Because drama can playback after advertisement finishes tens of seconds, and program or the video-audio signal of film before and after advertisement can repeat or continue, and arrangement for detecting 210 can comprise a buffer unit (not shown) in addition, in order to store in the scheduled time in the first channel Ch
1Picture signal S
VideoAnd audio signal S
Sound, and comprise a comparison means (not shown) in addition, with switch after the video-audio signal of first channel compare whether it similar or identical.
Note that the foregoing description only is to be used for the example explanation, arrangement for detecting 210 is in detecting signal source S
SourceBy the first channel Ch
1Switch to the second channel Ch
2The time, also can directly utilize a timer reciprocal (Down-count Timer) to trigger alarm set 220, and need not carry out any analysis and judgement signal, the variation in this design also belongs to category of the present invention.For example, timer reciprocal can be set at three minutes, and reminds the user when the time comes.In this embodiment; Alarm set 220 is coupled to arrangement for detecting 210, its can pass through screen display (on-screen display, OSD) or mode such as sound remind the user to carry out channel to switch; Yet; This mode is not restriction of the present invention, and alarm set 220 also can be arranged in the remote control 250, and reminds the user to carry out the channel switching through forms such as sound, vibrations or tactilely-perceptible.
Please refer to Fig. 2, Fig. 2 is the sketch map that a channel switches system for prompting 300 among one second embodiment of the present invention.In this embodiment, signal source S
Source' can be a digital television signal S
DtvBecause digital television signal S
DtvIn information flow (stream) S
4' lining, (whether header header), promptly is loaded with the information of programme content, therefore can finish in order to the time spot of judging the program centre like the header of package (packet).Like the method for previous embodiment, judging unit 316 also can be according to graphical analysis S as a result
1', audio analysis S as a result
2', channel switches analysis result S
3' and digital television signal S
DtvIn information flow S
4' one of them produces detecting D as a result at least
1'; Likewise, the mode of judging unit 316 weight totalling also capable of using produces detecting D as a result
1'.
Please refer to Fig. 3, Fig. 3 is the sketch map that the signal source in the third embodiment of the present invention is switched system for prompting 400.Signal source is switched system for prompting 400 and is comprised arrangement for detecting 410 and alarm set 420.Arrangement for detecting 410 produces detecting D as a result in order to the accepting state in detection signal source
1", and alarm set 420 is detected D as a result in order to foundation
1" determine whether reminding the user to carry out the signal source switching.Wherein, arrangement for detecting 410 is by one first signal source S in the accepting state that detects signal source
Source1Switch to a secondary signal source S
Source2The time (for example switching to the AV terminal signal) from anolog TV signals, like the method for previous embodiment, judging unit 416 is in order to according to graphical analysis S as a result
1" and audio analysis S as a result
2" one of them produces detecting D as a result at least
1"; Likewise, the mode of judging unit 416 weight totalling also capable of using produces detecting D as a result
1".In another embodiment, the first signal source S
Source1Can be a digital television signal and (do not show S
Source1Move the arrow of judging unit 416 to), secondary signal source S
Source2Can be a PC signal, because digital television signal S
DtvIn information flow in, like the header (header) of package (packet), promptly be loaded with the information of programme content, therefore can whether finish in order to the time spot of judging the program centre.Because drama can playback after advertisement finishes tens of seconds, and program or the video-audio signal of film before and after advertisement can repeat or continue, and arrangement for detecting 410 can comprise a buffer unit (not shown) in addition, in order to store in the scheduled time in S
Source1Picture signal S
Video" and audio signal S
Sound", and comprise a comparison means (not shown) in addition, with switch after S
Source1Video-audio signal compare whether it similar or identical.Arrangement for detecting 410 in the accepting state that detects signal source by S
Source1Switch to S
Source2The time, also can directly utilize a timer reciprocal (Down-count Timer) to trigger alarm set 420.
Please refer to Fig. 4, Fig. 4 is the flow chart that a channel switches based reminding method in one embodiment of the invention.Note that hypothesis can obtain identical result substantially, the step in the flow chart shown in Figure 4 is not necessarily abideed by this ordering and is come execution continuously, that is other step also can be inserted wherein.This method may further comprise the steps:
Step 502: the power supply of opening a television set.
Step 504: select a channel A '.
Step 506: viewing channel A ' whether? If then execution in step 508; If not, execution in step 504 again then.
Step 508: beginning viewing channel A '.
Step 510: switch to a channel B ' in the time spot of channel A '.
Step 512: beginning viewing channel B '.
Step 514: the channel state that utilizes arrangement for detecting 210 to detect channel A ' is detected D as a result to produce one
1/ D
1'.
Step 516: according to detecting D as a result
1/ D
1' judge whether to meet the channel switching condition? If then execution in step 518; If not, execution in step 514 again then.
Step 518: remind the user to carry out channel and switch.
Does step 520: the detecting user press the channel switching push button? If then execution in step 508; If not, execution in step 514 again then.
In step 514,, produce detecting D as a result through the signal content of analyzing channel A ' when arrangement for detecting 210 detects television set when switching to channel B ' by channel A '
1/ D
1'.Because the persond having ordinary knowledge in the technical field of the present invention should understand the operation of each step among the 4th figure easily after the summary of the invention of reading above-mentioned relevant network equipment 200 shown in Figure 1, so further illustrate and just do not give unnecessary details in addition in this.
Please refer to Fig. 5, Fig. 5 is the flow chart that a kind of signal source is switched based reminding method in one embodiment of the invention.Note that hypothesis can obtain identical result substantially, the step in the flow chart shown in Figure 5 is not necessarily abideed by this ordering and is come execution continuously, that is other step also can be inserted wherein.This method may further comprise the steps:
Step 602: utilize arrangement for detecting 410 to come detection signal source accepting state to produce detecting D as a result
1".
Step 604: according to detecting D as a result
1" determine whether reminding the user to carry out the signal source switching.
In step 602, the accepting state that detects signal source when arrangement for detecting 410 is by one first signal source S
Source1Switch to a secondary signal source S
Source2The time, through analyzing the first signal source S
Source1Signal content produce detecting D as a result
1".Owing to have common knowledge the knowledgeable should understand each step among the 5th figure easily after the summary of the invention of reading the network equipment 400 shown in above-mentioned relevant the 3rd figure operation under the present invention in the technical field, just do not give unnecessary details in addition so further be illustrated in this.
In sum, the present invention provides a kind of system for prompting and the correlation technique thereof that can remind the user to carry out channel or signal source switching automatically.Through analyzing the signal content of original channel or signal source; And utilize modes such as picture, sound, vibrations or tactilely-perceptible to remind the user to carry out channel or signal source switching; Thus; Can the person of avoiding the use of forget when switching back original viewing channel or signal source, want the wonderful seen and missed.
The above is merely the preferred embodiments of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (18)
1. a channel switches system for prompting, comprising:
One arrangement for detecting produces a detecting result in order to the channel state of detecting a signal source; And
One alarm set carries out channel and switches in order to determine whether prompting according to said detecting result.
2. channel according to claim 1 switches system for prompting, and wherein, said arrangement for detecting is in detecting after said signal source switches to one second channel by one first channel, produces said detecting result according to a signal content of said first channel.
3. channel according to claim 2 switches system for prompting, and wherein, said signal source is a digital television signal, and the header that said arrangement for detecting is analyzed a package of said signal content produces said detecting result.
4. channel according to claim 2 switches system for prompting, and wherein, said arrangement for detecting judges whether the advertisement of said first channel finishes to produce said detecting result.
5. channel according to claim 2 switches system for prompting, and wherein, said arrangement for detecting comprises:
One buffer unit switches to the signal content of said first channel before said second channel in order to temporary said signal source, to produce a temporary signal content; And
One comparison means is in order to more said temporary signal content and said signal content, to produce said detecting result.
6. channel according to claim 1 switches system for prompting, and wherein, said arrangement for detecting utilizes a timer reciprocal to produce said detecting result in detecting said signal source when switching to one second channel by one first channel.
7. a signal source is switched system for prompting, comprising:
One arrangement for detecting produces a detecting result in order to detect a signal source accepting state; And
One alarm set carries out signal source and switches in order to determine whether prompting according to said detecting result.
8. signal source according to claim 7 is switched system for prompting; Wherein, Said arrangement for detecting is in detecting after said signal source accepting state switches to a secondary signal source by one first signal source, and a signal content of analyzing said first signal source produces said detecting result.
9. signal source according to claim 8 is switched system for prompting, and wherein, said first signal source is a digital television signal, and the header of a package that said arrangement for detecting is analyzed the signal content of said digital television signal produces said detecting result.
10. signal source according to claim 8 is switched system for prompting, and wherein, said arrangement for detecting judges whether the advertisement of said first signal source finishes to produce said detecting result.
11. signal source according to claim 8 is switched system for prompting, wherein, said arrangement for detecting comprises:
One buffer unit switches to the signal content of said first signal source before the said secondary signal source in order to temporary said first signal source, to produce a temporary signal content; And
One comparison means is in order to more said temporary signal content and said signal content, to produce said detecting result.
12. signal source according to claim 7 is switched system for prompting, wherein, said arrangement for detecting utilizes a timer reciprocal to produce said detecting result in detecting said signal source accepting state when switching to a secondary signal source by one first signal source.
13. a channel switches based reminding method, comprising:
The channel state that utilizes an arrangement for detecting to detect a signal source is detected the result to produce one; And
Determine whether reminding according to said detecting result and carry out channel and switch.
14. channel according to claim 13 switches based reminding method, wherein, the channel state of detecting said signal source comprises with the step that produces said detecting result:
When said arrangement for detecting detects after said signal source switches to one second channel by one first channel, a signal content of analyzing said first channel produces said detecting result.
15. channel according to claim 14 switches based reminding method, wherein, said signal source is a digital television signal, and the channel state that utilizes said arrangement for detecting to detect said signal source comprises with the step that produces said detecting result:
A header of a package that utilizes said arrangement for detecting to analyze the signal content of said first channel produces said detecting result.
16. channel according to claim 14 switches based reminding method, wherein, the step that the signal content of analyzing said first channel produces said detecting result comprises:
Whether the advertisement of judging said first channel finishes to produce said detecting result.
17. switch based reminding method according to claim 14 channel of stating, wherein, the step that the signal content of analyzing said first channel produces said detecting result comprises:
Temporary said first signal source switches to the signal content of said first signal source before the said secondary signal source, to produce a temporary signal content; And
More said temporary signal content and said signal content are to produce said detecting result.
18. channel according to claim 13 switches based reminding method, wherein, the channel state of detecting said signal source comprises with the step that produces said detecting result:
When the channel state that detects said signal source when said arrangement for detecting switches to one second channel by one first channel, utilize a timer reciprocal to produce said detecting result.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010508874XA CN102447856A (en) | 2010-10-13 | 2010-10-13 | Channel switching reminding system, signal source switching reminding system and relevant method |
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| CN201010508874XA CN102447856A (en) | 2010-10-13 | 2010-10-13 | Channel switching reminding system, signal source switching reminding system and relevant method |
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Cited By (7)
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| CN103634540A (en) * | 2012-08-20 | 2014-03-12 | 联想(北京)有限公司 | A control method, a data terminal and a data transmitting device |
| CN104036794A (en) * | 2014-06-27 | 2014-09-10 | 广东远峰汽车电子有限公司 | Adding device capable of recognizing work channel of car-mounted multimedia device, method and device for recognizing work channel of car-mounted multimedia device |
| CN104469408A (en) * | 2013-11-15 | 2015-03-25 | 安徽科大讯飞信息科技股份有限公司 | Automatic guiding method and system for television programs |
| CN106534952A (en) * | 2016-09-28 | 2017-03-22 | 青岛海信电器股份有限公司 | Method for continuingly playing film source after source switching and smart television |
| CN106712783A (en) * | 2015-07-22 | 2017-05-24 | 中兴通讯股份有限公司 | Radio set channel switching method and device and mobile terminal |
| CN113825026A (en) * | 2020-06-18 | 2021-12-21 | 瑞昱半导体股份有限公司 | Multimedia channel switching reminding system and method |
| CN114302195B (en) * | 2021-01-14 | 2023-04-14 | 海信视像科技股份有限公司 | Display device, external device and play control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103634540A (en) * | 2012-08-20 | 2014-03-12 | 联想(北京)有限公司 | A control method, a data terminal and a data transmitting device |
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| CN113825026A (en) * | 2020-06-18 | 2021-12-21 | 瑞昱半导体股份有限公司 | Multimedia channel switching reminding system and method |
| CN114302195B (en) * | 2021-01-14 | 2023-04-14 | 海信视像科技股份有限公司 | Display device, external device and play control method |
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Application publication date: 20120509 |