CN102169667B - Driving device, driving method and flat panel display - Google Patents
Driving device, driving method and flat panel display Download PDFInfo
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- CN102169667B CN102169667B CN 201010114683 CN201010114683A CN102169667B CN 102169667 B CN102169667 B CN 102169667B CN 201010114683 CN201010114683 CN 201010114683 CN 201010114683 A CN201010114683 A CN 201010114683A CN 102169667 B CN102169667 B CN 102169667B
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Abstract
The present invention discloses a driving device, a driving method and a flat panel display. The driving device used in the flat panel display comprises a distance measuring module and a control module, wherein the distance measuring module is used for measuring distance between a reference point of a flat panel display housing and a user to generate a distance measuring result, and the control module is used for adjusting the multimedia output effect of the flat panel display according to the distance measuring result. According to distance between the user and the flat panel display, the driving device adjusts the output effect of a screen or a loudspeaker, thereby avoiding damage to user eyesight or hearing, and at the same time decreasing power consumption so as to achieve the efficacy of energy saving and carbon dioxide emission reduction.
Description
Technical field
The present invention relates to a kind of drive unit, driving method and flat-panel monitor, the espespecially a kind of user's of avoiding eyesight or hearing sustain an injury, and reduce simultaneously power consumption, reach drive unit, driving method and the flat-panel monitor of carbon reduction effect.
Background technology
Along with the progress of flat panel display, the flat-panel monitors (Flat Panel Display) such as liquid crystal display, plasma display, organic diode display continue towards large-sized future development, and price constantly reduces.Therefore, more and more consumers select and purchase large-sized flat-panel monitor as televisor, computer screen etc., to obtain higher audio-visual enjoyment.Yet the size of flat-panel monitor is larger to mean higher power consumption.In addition, the home room of modern metropolitan cities constantly dwindles, and it is required that excessive display size often surpasses actual audio visual environment, causes the injury of user's ocular vision.
Therefore, how effectively to reduce the power consumption of flat-panel monitor, avoid simultaneously injuring user's eyesight, become one of target that industry makes great efforts.
Summary of the invention
Therefore, fundamental purpose of the present invention is to provide a kind of drive unit, driving method and flat-panel monitor.
The present invention discloses a kind of drive unit for a flat-panel monitor, and this drive unit includes a range finder module, is used for detecting the reference point of a housing of this flat-panel monitor and the distance between a user, to produce a range finding result; And a control module, be used for adjusting the multimedia output effect of this flat-panel monitor according to this range finding result.
The present invention discloses a kind of driving method for a flat-panel monitor in addition, and the method includes a reference point of a housing that detects this flat-panel monitor and the distance between a user, to produce a range finding result; And according to this range finding result, adjust the multimedia output effect of this flat-panel monitor.
The present invention discloses a kind of flat-panel monitor in addition, and this flat-panel monitor includes a housing; One screen; One loudspeaker; One operational devices is used for receiving a multi-medium data, and exports the content of this multi-medium data by this screen and this loudspeaker; And a drive unit, this drive unit includes a range finder module, is used for detecting a reference point of this housing and the distance between a user, to produce a range finding result; And a control module, be used for controlling this operational devices according to this range finding result, to adjust the multimedia output effect of this screen or these loudspeaker.
The present invention adjusts the output effect of screen or loudspeaker, and then avoids user's eyesight or hearing to sustain an injury according to the distance of user and flat-panel monitor, reduces simultaneously power consumption, reaches the effect of carbon reduction.
Description of drawings
Fig. 1 is the synoptic diagram of a flat-panel monitor of the embodiment of the invention.
Fig. 2 is the functional-block diagram of flat-panel monitor.
Fig. 3 is the synoptic diagram that the control module of Fig. 2 operates a form of time institute's foundation.
Fig. 4 is the synoptic diagram that one of the embodiment of the invention drives flow process.
The primary clustering symbol description:
10 flat-panel monitors, 110 control modules
100 screen BSP reference points
102 loudspeaker USR users
104 operational devices D_USR distances
The 106 drive unit RST result that finds range
AV_DATA multi-medium data 40 drives flow process
108 range finder modules 400,402,404,406 steps
Embodiment
For the power consumption that reduces flat-panel monitor and the eyesight of protecting the user, the invention provides the mechanism that a kind of adaptability is adjusted display size automatically, in order to the distance according to user and flat-panel monitor, suitably adjust display size.
At first, please refer to Fig. 1 and Fig. 2, Fig. 1 is the synoptic diagram of a flat-panel monitor 10 of the embodiment of the invention, and Fig. 2 is the functional-block diagram of flat-panel monitor 10.Flat-panel monitor 10 includes a screen 100, loudspeaker 102, an operational devices 104 and a drive unit 106.The general designation of the soft and hardware that 10 runnings of operational devices 104 expression flat-panel monitors are required is used for receiving and processing a multi-medium data AV_DATA, to export its content of multimedia by screen 100 and loudspeaker 102.Drive unit 106 includes a range finder module 108 and a control module 110.Range finder module 108 is used for detecting a reference point BSP on the housing of flat-panel monitor 10 and the distance B _ USR between a user USR, to produce as a result RST of a range finding.110 range findings of exporting according to range finder module 108 of control module are RST as a result, and control operational devices 104 is to adjust the multimedia output effect of screen 100 or loudspeaker 102.
In simple terms, the present invention adjusts the multimedia output effect of screen 100 or loudspeaker 102 according to the distance between reference point BSP and user USR.In this case, the deviser can be according to different demands, as energy-conservation, increase comfort level etc., suitably adjust the display size such as screen 100, volume of loudspeaker 102 etc. according to distance B _ USR.For instance, as range finding RST distance B _ USR during greater than a preset value of showing user USR and reference point BSP as a result, but control module 110 setting screens 100 with maximum display size display frame, or the volume of the sound signal exported of amplification loudspeaker 102.Otherwise as distance B _ USR during less than preset value, 110 display sizes that can dwindle screen 100 of control module such as the display frame with 1/4 screen size, or reduce the volume of loudspeaker 102.In this case, when user USR was nearer apart from screen 100, control module 110 control operational devices 104 were dwindled the indication range of screen 100, are subjected to too much radiation injury with the eyes of avoiding user USR.Simultaneously, along with dwindling of indication range, the power consumption of screen 100 also can and then reduce, and then reduces whole power consumption, reaches the effect of carbon reduction.In addition, when user USR was nearer apart from reference point BSP, the volume of experiencing can be more obvious, so control module 110 can automatically according to distance B _ USR in proper range, be adjusted the volume of loudspeaker 102.
Should be noted that Fig. 1 and Fig. 2 are in order to illustrate spirit of the present invention, those of ordinary skills should according to the different system demand, do suitable modification, and be not limited to this.For instance, the multimedia output effect that control module 110 is controlled is not limited to the size of screen 100 or the volume of loudspeaker 102, other brightness such as screen 100, contrast, chroma, or the high and low signal to noise ratio example of loudspeaker 102, loudness etc., and being all may option.In addition, the adjustment mode of the output effect of screen 100 or loudspeaker 102 should be the skill that those of ordinary skills have the knack of, and should suitably change according to different system.For instance, can pass through a coordinate conversion computing, adjust the picture size of screen 100, make the picture of originally full screen demonstration, switch to other sizes.
In addition, for energy-conservation realization, also should suitably adjust function mode according to system architecture.For instance, if screen 100 with LCD screen realization, because LCD screen needs provide light source by a backlight module, therefore, when dwindling the picture scope, can be closed the backlight of zone of not display frame; For example, if backlight module provides light source with a plurality of cold cathode fluorescent lamp, then close the cold cathode fluorescent lamp in the zone of not display frame; If backlight module provides light source with a plurality of light emitting diodes, then close the light emitting diode in the zone of not display frame.In addition, when screen 100 is realized with LCD screen, also the thin film transistor (TFT) in the zone of display frame (TFT) not can cut out, further reduce power consumption.
In addition, if screen 100 is with the realization of Autoluminescence screen, such as plasma screen, Organic Light Emitting Diode screen etc.Because these screens show respective pixel by each display unit in the autoluminescence mode, therefore, when dwindling the picture scope, the display unit in the zone of display frame can power consumption.
Moreover the implementation of range finder module 108 is not also limit to some extent, as long as can correctly detect distance B _ USR.For instance, range finder module 108 can be an infrared detector, is used in an infrared sensing mode, by the heat energy of reference point BSP sensing user USR, with the distance B _ USR between detection reference BSP and user USR; Or an electromagnetic energy detecting device, be used in an electromagnetism sensing mode, by the electromagnetic energy of reference point BSP sensing user USR, with the distance B _ USR between detection reference BSP and user USR; Or a fluorescence detector, be used in an optics sensing mode, by optical reflection or the optics fluctuation of reference point BSP sensing user USR, with the distance B _ USR between detection reference BSP and user USR.In addition, range finder module 108 can also be comprised of a plurality of assembly, for example it can be comprised of a ultrasonic transmitter and a ultrasonic detector, launch a ultrasonic signal to user USR with the cause ultrasonic transmitter, pass through again ultrasonic detector, in a ultrasound wave sensing mode, receive the signal that user USR reflects by reference point BSP, with the distance B _ USR between detection reference BSP and user USR.In addition, the algorithm logic that range finder module 108 adopts also is not limited to any rule, and three detecting devices for example can be set, with triangle locator meams judging distance D_USR.
On the other hand, control module 110 is according to the as a result RST that finds range, and control operational devices 104 is to adjust the multimedia output effect of screen 100 or loudspeaker 102.For avoiding adjusting too frequently, it is interval suitably to set a plurality of adjustment.For example, if the size of screen 100 is 55 inches, then control module 110 can according to form shown in Figure 3, be adjusted the indication range of screen 100 and the volume of loudspeaker 102.As shown in Figure 3, as the distance B _ USR between reference point BSP and user USR during greater than 4 meters (rice), control module 110 control screens 100 are with full-screen mode display frame, and do not adjust the volume of loudspeaker 102; When distance B _ USR was between 3 meters and 4 meters, control module 110 control screens 100 were with 42 inches big or small display frame, and the volume of loudspeaker 102 is reduced by 2%; When distance B _ USR was between 2 meters and 3 meters, control module 110 control screens 100 were with 37 inches big or small display frame, and the volume of loudspeaker 102 is reduced by 5%; When distance B _ USR was between 1 meter and 2 meters, control module 110 control screens 100 were with 30 inches big or small display frame, and the volume of loudspeaker 102 is reduced by 10%; And as distance B _ USR during less than 1 meter, control module 110 control screens 100 are with 22 inches big or small display frame, and the volume of loudspeaker 102 is reduced by 20%.
Should be noted that the form of Fig. 3 only is an example, in order to concept of the present invention to be described, other adjustment modes or adjusted iterm also can be included in, and are not limited to this.For instance, can set a time checking mechanism, that is when changing between distance B _ USR location, when control module 110 surpasses a preset value in this time, just adjust.For instance, when distance B _ USR by 15 seconds change to 2 to 3 meters interval greater than 4 meters after, control module 110 is just controlled screen 100 with 37 inches big or small display frame, and the volume of loudspeaker 102 is reduced by 5%.
The running of above-mentioned drive unit 106 can further be summarized as one and drive flow process 40, as shown in Figure 4.Drive flow process 40 and comprise following steps:
Step 400: beginning.
Step 402: the distance B _ USR between range finder module 108 detection reference BSP and user USR, to produce as a result RST of range finding.
Step 404: control module 110 is adjusted the multimedia output effect of screen 100 or loudspeaker 102 according to the as a result RST that finds range.
Step 406: finish.
The detailed description that drives flow process 40 can with reference to aforementioned content, be not repeated herein.
In known technology, it is required that excessive display size often surpasses actual audio visual environment, causes the injury of user's ocular vision and unnecessary energy dissipation.Under comparing, the present invention can suitably adjust such as multimedia output effects such as display size, volumes according to the distance of user and flat-panel monitor, avoids sustaining an injury with protection user's eyesight or hearing, reduces simultaneously power consumption, reaches the effect of carbon reduction.
In sum, the present invention adjusts the output effect of screen or loudspeaker, and then avoids user's eyesight or hearing to sustain an injury according to the distance of user and flat-panel monitor, reduces simultaneously power consumption, reaches the effect of carbon reduction.
The above only is preferred embodiment of the present invention, and every equalization that the scope of claims is done according to the present invention changes and modifies, and all should belong to covering scope of the present invention.
Claims (30)
1. drive unit that is used for a flat-panel monitor comprises:
One range finder module is used for detecting the reference point of a housing of this flat-panel monitor and the distance between a user, to produce a range finding result; And
One control module is used for adjusting the multimedia output effect of this flat-panel monitor according to this range finding result;
Wherein, when dwindling the shown picture of this flat-panel monitor, close the not light source in display frame zone.
2. drive unit as claimed in claim 1, wherein this range finder module is an infrared detector, is used in an infrared sensing mode, by this user's of this reference point sensing heat energy, to detect the distance between this reference point and this user.
3. drive unit as claimed in claim 1, wherein this range finder module comprises:
One ultrasonic transmitter is used for launching a ultrasonic signal to this user; And
One ultrasonic detector is used for receiving the signal that this user is reflected in a ultrasound wave sensing mode by this reference point, to detect the distance between this reference point and this user.
4. drive unit as claimed in claim 1, wherein this range finder module is an electromagnetic energy detecting device, is used in an electromagnetism sensing mode, by this user's of this reference point sensing electromagnetic energy, to detect the distance between this reference point and this user.
5. drive unit as claimed in claim 1, wherein this range finder module is a fluorescence detector, is used in an optics sensing mode, by this user's of this reference point sensing optical reflection or optics fluctuation, to detect the distance between this reference point and this user.
6. drive unit as claimed in claim 1, wherein this control module is according to this range finding result, adjusts the size of the shown picture of this flat-panel monitor.
7. drive unit as claimed in claim 6, wherein when this range finding result shows that distance between this reference point and this user is greater than a preset value, this control module is used for amplifying this picture, and when this range finding result showed that distance between this reference point and this user is less than this preset value, this control module was used for dwindling this picture.
8. drive unit as claimed in claim 1, wherein this control module is according to this result that finds range, and adjusts the volume of the sound signal that this flat-panel monitor exports.
9. drive unit as claimed in claim 8, wherein when this range finding result shows that distance between this reference point and this user is greater than a preset value, this control module is used for amplifying the volume of this sound signal, and when this range finding result showed that distance between this reference point and this user is less than this preset value, this control module was used for dwindling the volume of this sound signal.
10. drive unit as claimed in claim 1, wherein this flat-panel monitor is a liquid crystal display, this control module also is used for controlling the backlight of this liquid crystal display.
11. a driving method that is used for a flat-panel monitor comprises:
Detect the reference point of a housing of this flat-panel monitor and the distance between a user, to produce a range finding result; And
According to this range finding result, adjust the multimedia output effect of this flat-panel monitor;
Wherein, when dwindling the shown picture of this flat-panel monitor, close the not light source in display frame zone.
12. driving method as claimed in claim 11 wherein detects the step of the distance between this reference point and this user, is in an infrared sensing mode, by this user's of this reference point sensing heat energy, to detect the distance between this reference point and this user.
13. driving method as claimed in claim 11, wherein detect the step of the distance between this reference point and this user, that emission one ultrasonic signal is to this user, and in a ultrasound wave sensing mode, receive the signal that this user is reflected by this reference point, to detect the distance between this reference point and this user.
14. driving method as claimed in claim 11 wherein detects the step of the distance between this reference point and this user, is in an electromagnetism sensing mode, by this user's of this reference point sensing electromagnetic energy, to detect the distance between this reference point and this user.
15. driving method as claimed in claim 11, wherein detect the step of the distance between this reference point and this user, in an optics sensing mode, by this user's of this reference point sensing optical reflection or optics fluctuation, to detect the distance between this reference point and this user.
16. driving method as claimed in claim 11 wherein according to this range finding result, is adjusted the step of the multimedia output effect of this flat-panel monitor, is according to this range finding result, adjusts the size of the shown picture of this flat-panel monitor.
17. driving method as claimed in claim 16, the method also are included in this range finding result when showing that distance between this reference point and this user is greater than a preset value, amplify this picture; And when this range finding result shows that distance between this reference point and this user is less than this preset value, dwindle this picture.
18. driving method as claimed in claim 11 wherein according to this range finding result, is adjusted the step of the multimedia output effect of this flat-panel monitor, is according to this range finding result, adjusts the volume of the sound signal that this flat-panel monitor exports.
19. driving method as claimed in claim 18, the method also are included in this range finding result when showing that distance between this reference point and this user is greater than a preset value, amplify the volume of this sound signal; And when this range finding result shows that distance between this reference point and this user is less than this preset value, dwindle the volume of this sound signal.
20. driving method as claimed in claim 11, the method also are included in this flat-panel monitor when being a liquid crystal display, control the backlight of this liquid crystal display.
21. a flat-panel monitor comprises:
One housing;
One screen;
One loudspeaker;
One operational devices is used for receiving a multi-medium data, and exports the content of this multi-medium data by this screen and this loudspeaker; And
One drive unit, this drive unit comprises:
One range finder module is used for detecting a reference point of this housing and the distance between a user, to produce a range finding result; And
One control module is used for controlling this operational devices according to this range finding result, to adjust the multimedia output effect of this screen or these loudspeaker;
Wherein, when dwindling the shown picture of this flat-panel monitor, close the not light source in display frame zone.
22. flat-panel monitor as claimed in claim 21, wherein this range finder module is an infrared detector, is used in an infrared sensing mode, by this user's of this reference point sensing heat energy, to detect the distance between this reference point and this user.
23. flat-panel monitor as claimed in claim 21, wherein this range finder module comprises:
One ultrasonic transmitter is used for launching a ultrasonic signal to this user; And
One ultrasonic detector is used for receiving the signal that this user is reflected in a ultrasound wave sensing mode by this reference point, to detect the distance between this reference point and this user.
24. flat-panel monitor as claimed in claim 21, wherein this range finder module is an electromagnetic energy detecting device, is used in an electromagnetism sensing mode, by this user's of this reference point sensing electromagnetic energy, to detect the distance between this reference point and this user.
25. flat-panel monitor as claimed in claim 21, wherein this range finder module is a fluorescence detector, is used in an optics sensing mode, by this user's of this reference point sensing optical reflection or optics fluctuation, to detect the distance between this reference point and this user.
26. flat-panel monitor as claimed in claim 21, wherein this control module is controlled this operational devices according to this result that finds range, to adjust the size of the shown picture of this screen.
27. flat-panel monitor as claimed in claim 26, wherein when this range finding result shows that distance between this reference point and this user is greater than a preset value, this control module is used for amplifying this picture, and when this range finding result showed that distance between this reference point and this user is less than this preset value, this control module was used for dwindling this picture.
28. flat-panel monitor as claimed in claim 21, wherein this control module is controlled this operational devices according to this result that finds range, to adjust the volume of the sound signal that these loudspeaker are exported.
29. flat-panel monitor as claimed in claim 28, wherein when this range finding result shows that distance between this reference point and this user is greater than a preset value, this control module is used for amplifying the volume of this sound signal, and when this range finding result showed that distance between this reference point and this user is less than this preset value, this control module was used for dwindling the volume of this sound signal.
30. flat-panel monitor as claimed in claim 21, wherein this screen is a LCD screen, and this control module also is used for controlling the backlight of this LCD screen.
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| CN 201010114683 CN102169667B (en) | 2010-02-26 | 2010-02-26 | Driving device, driving method and flat panel display |
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| CN 201010114683 CN102169667B (en) | 2010-02-26 | 2010-02-26 | Driving device, driving method and flat panel display |
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| CN103063193A (en) * | 2012-11-30 | 2013-04-24 | 青岛海信电器股份有限公司 | Method and device for ranging by camera and television |
| CN105187998B (en) * | 2015-10-20 | 2018-11-13 | 张浩杰 | A kind of ultrasonic sensing electronic conjoined loud speaker |
| CN107219417A (en) * | 2017-05-25 | 2017-09-29 | 绵阳美菱软件技术有限公司 | A kind of electric operation information feedback method and device |
| CN113439254A (en) * | 2019-03-04 | 2021-09-24 | 深圳迈瑞生物医疗电子股份有限公司 | Medical equipment output device control method, monitoring system and monitoring equipment |
| CN111078347A (en) * | 2019-12-23 | 2020-04-28 | 维沃移动通信有限公司 | Screen display method and electronic equipment |
| CN115989476A (en) | 2021-08-16 | 2023-04-18 | 京东方科技集团股份有限公司 | Control method of display device, apparatus, and computer storage medium |
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| CN101079972A (en) * | 2006-05-24 | 2007-11-28 | 松下电器产业株式会社 | Control method, control device and image system |
| CN101299807A (en) * | 2007-04-30 | 2008-11-05 | 深圳Tcl新技术有限公司 | Display device capable of automatically regulating display parameter as well as implementation method thereof |
| CN101483739A (en) * | 2008-01-10 | 2009-07-15 | 宏碁股份有限公司 | Method for regulating display effect of video signal apparatus according to viewing position and video signal apparatus thereof |
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