CN102169667A - Driving device, driving method and flat panel display - Google Patents
Driving device, driving method and flat panel display Download PDFInfo
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- CN102169667A CN102169667A CN2010101146835A CN201010114683A CN102169667A CN 102169667 A CN102169667 A CN 102169667A CN 2010101146835 A CN2010101146835 A CN 2010101146835A CN 201010114683 A CN201010114683 A CN 201010114683A CN 102169667 A CN102169667 A CN 102169667A
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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, refer to that especially a kind of user's of avoiding eyesight or hearing sustain an injury, reduce power consumption simultaneously, reach drive unit, driving method and the flat-panel monitor of carbon reduction effect.
Background technology
Along with the progress of flat panel display, flat-panel monitors (Flat Panel Display) such as LCD, plasma display, organic diode display continue to develop towards large-sized direction, 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 big more 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 injuring user's eyesight simultaneously, 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 that is used 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 that is used for a flat-panel monitor in addition, and this 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, adjust the multimedia output effect of this flat-panel monitor according to this range finding result.
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, to adjust the multimedia output effect of this screen or these loudspeaker according to this range finding result.
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 power consumption simultaneously, 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 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 distance, suitably adjust display size according to user and flat-panel monitor.
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 soft, the hardware that 10 runnings of operational devices 104 expression flat-panel monitors are required is used for receiving and handling a multi-medium data AV_DATA, with by screen 100 and loudspeaker 102 its content of multimedia of output.Drive unit 106 includes a range finder module 108 and a control module 110.Range finder module 108 is used for detecting reference point BSP on the housing of flat-panel monitor 10 and the distance D _ USR between a user USR, to produce range finding RST as a result.110 range findings of being exported 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 as screen 100, volume of loudspeaker 102 or the like according to distance D _ USR.For instance, as range finding RST distance D _ USR during of showing user USR and reference point BSP as a result greater than a preset value, 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 D _ USR during less than preset value, 110 display sizes that can dwindle screen 100 of control module 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 being experienced can be more obvious, so control module 110 can be adjusted the volume of loudspeaker 102 automatically according to distance D _ USR in proper range.
Be noted that Fig. 1 and Fig. 2 are in order to illustrate spirit of the present invention, those of ordinary skills should do suitable modification, and be not limited thereto according to the different system demand.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, contrast, chroma, or the high and low signal to noise ratio example of loudspeaker 102, loudness etc. as screen 100, 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 full screen picture displayed originally, switch to other sizes.
In addition, at 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, 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 D _ USR.For instance, range finder module 108 can be an infrared detector, is used in an infrared ray sensing mode, by the heat energy of reference point BSP sensing user USR, with the distance D _ 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 D _ 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 D _ USR between detection reference BSP and user USR.In addition, range finder module 108 can also be made up of a plurality of assembly, for example it can be made up of a ultrasonic transmitter and a ultrasonic detector, launch a ultrasonic signal to user USR with the cause ultrasonic transmitter, pass through ultrasonic detector again, in a ultrasound wave sensing mode, receive the signal that user USR is reflected by reference point BSP, with the distance D _ USR between detection reference BSP and user USR.In addition, the algorithm logic that range finder module 108 is adopted 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 RST as a result that finds range, and control operational devices 104 is to adjust the multimedia output effect of screen 100 or loudspeaker 102.For avoiding too frequent adjustment, 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 be adjusted the indication range of screen 100 and the volume of loudspeaker 102 according to form shown in Figure 3.As shown in Figure 3, as the distance D _ 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 D _ 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 D _ 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 D _ 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 D _ 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%.
Be noted that the form of Fig. 3 only is an example, in order to notion of the present invention to be described, other adjustment modes or adjustment project also can be included in, and are not limited thereto.For instance, can set a time checking mechanism, that is when changing between distance D _ USR location, when control module 110 surpasses a preset value in this time, just adjust.For instance, when distance D _ 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 reduce 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 D _ USR between range finder module 108 detection reference BSP and user USR, to produce range finding RST as a result.
Step 404: control module 110 is adjusted the multimedia output effect of screen 100 or loudspeaker 102 according to the RST as a result that finds range.
Step 406: finish.
The detailed description that drives flow process 40 can not given unnecessary details at this with reference to aforementioned content.
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 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 power consumption simultaneously, 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 power consumption simultaneously, 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.
2. drive unit as claimed in claim 1, wherein this range finder module is an infrared detector, is used in an infrared ray 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 LCD, this control module also is used for controlling this backlight 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.
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 ray 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, be 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, be 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, this 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, this 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, this method also are included in this flat-panel monitor when being a LCD, control this backlight 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.
22. flat-panel monitor as claimed in claim 21, wherein this range finder module is an infrared detector, is used in an infrared ray 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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| 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 |
| CN105187998A (en) * | 2015-10-20 | 2015-12-23 | 张浩杰 | Supersonic wave induction electron connected loudspeaker |
| 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 |
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Address after: Zhongshan City, Guangdong province 528437 Wistron Zhongshan torch hi tech Industrial Development Zone in Zhongshan science and Technology Park Co-patentee after: Weichuang Zitong Co., Ltd. Patentee after: Link Electronic Technology (Zhongshan) Co., Ltd. Address before: The new Taiwan Chinese Taiwan New Taipei City Xizhi District Five Road No. 88 21 floor Co-patentee before: Link Electronic Technology (Zhongshan) Co., Ltd. Patentee before: Weichuang Zitong Co., Ltd. |
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