CN202145375U - Display with power saving function - Google Patents
Display with power saving function Download PDFInfo
- Publication number
- CN202145375U CN202145375U CN201120121672U CN201120121672U CN202145375U CN 202145375 U CN202145375 U CN 202145375U CN 201120121672 U CN201120121672 U CN 201120121672U CN 201120121672 U CN201120121672 U CN 201120121672U CN 202145375 U CN202145375 U CN 202145375U
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- screen
- backlight
- control module
- display
- electricity
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Abstract
The utility model provides a display with power saving function (10), comprising a screen (11), a screen control unit (12), a backlight (13), a backlight control unit (14), and a power supply control unit (15). The screen is used for displaying a frame; the screen control unit is electrically connected with the screen for controlling the frame displayed by the screen, to make the frame change; the backlight is electrically connected with the screen to provide the light needed by frame display of the screen; the backlight control unit is electrically connected with the backlight, to control the light provided by the backlight; the power supply control unit is electrically connected with the screen control unit and the backlight control unit, to detect whether the frame displayed by the screen generates change so as to detect whether the power saving function mode is accessed; and when the power saving function mode is accessed, the power supply control unit controls the backlight control unit to adjust the light emitted by the backlight, so as to reduce the power consumption of the backlight.
Description
Technical field
The utility model is about a kind of display, particularly about a kind of display with electricity-saving function.
Background technology
In recent years, because environmental consciousness is increasingly important, also came into one's own day by day for the demand of energy savings.How all plant equipment relevant with power supply, electrical home appliances and computer product or the like all use towards minimum electric power to reach the direction design as purpose of maximum usefulness.
The display of using with present computing machine on the market (monitor) is an example; The setting of the power supply power saving that display had generally is in its employed computer operating system, to do relevant setting by the user; The electricity-saving operation mode that for example in computer operating system, provides is set, and gets into electricity-saving operation mode automatically or closes whole display if the setting computing machine time how long of not using will be controlled display.But the shortcoming of this operation is this operator scheme of setting that the user must be painstakingly.If do not preestablish the parameter of this pattern, can't reach energy-conservation effect.
In addition; The display that meets VESA (Video Electronics Standard Association) standard; If the computing machine that the connects time too of a specified duration, this moment, the time schedule controller (Timing Controller is called for short TCON) of display can cut out with backlight when having no operational motion.But the mode of operation that this VESA standard is worked out just lets whole display decommission fully, and this is very inconvenient in the operation as far as the user.Because such framework; Can only let display be in use or close; There is not other selection, therefore, for fear of the shut-down operation of user's short time and directly close display; Usually this computing machine timing has no operational motion to close very long that time of display all sets with control, and this effect for whole saving power supply then will be not as expecting.
Therefore if a kind of new technology can be provided, can solve the shortcoming that needs the user to set up the unused time on their own on the conventional art and can help the more effective energy savings of display.
Summary of the invention
In view of this, the purpose of the utility model is to propose a kind of display with electricity-saving function, the light that the adjustable backlight source is sent, and the power consumption of reduction backlight.
In order to reach above-mentioned purpose, the utility model provides a kind of display with electricity-saving function, comprises screen, screen control module, backlight, backlight control module and power control unit; Screen is in order to display frame; The screen control module is electrically connected screen, with control screen institute picture displayed, and picture is changed; Backlight is electrically connected screen, to provide on-screen displays needed light; The backlight control module is electrically connected backlight, with the control light that backlight was provided; Power control unit is electrically connected screen control module and backlight control module; Whether change and judge whether to get into an electricity-saving function pattern with detecting screen institute picture displayed; When getting into the electricity-saving function pattern; Power control unit control backlight control module, with the adjustment light that backlight was sent, and the power consumption of reduction backlight.
Aforesaid display with electricity-saving function, wherein, screen is a LCD screen, and the screen control module is the LCD screen control module.
Aforesaid display with electricity-saving function, wherein, screen is an electricity slurry screen, and the screen control module is an electricity slurry screen control module.
Aforesaid display with electricity-saving function, wherein, screen is a projection screen, and the screen control module is the projection screen control module.
Aforesaid display with electricity-saving function, wherein, backlight is the CCFL backlight, and the backlight control module is a CCFL backlight control module.
Aforesaid display with electricity-saving function, wherein, backlight is a back light source in LED, and the backlight control module is the back light source in LED control module.
Aforesaid display with electricity-saving function, wherein, power control unit sees through pulse signal control backlight control module, with by the width of pulse signal or the change adjustment light that backlight was sent of quantity.
Aforesaid display with electricity-saving function; Wherein, Display also comprises the caution unit, and caution unit electric connection of power supply control module is when alarm module gets into the electricity-saving function pattern at power control unit; Simultaneously on screen institute picture displayed, an alarm signal is provided, informs that user's display will get into the electricity-saving function pattern.
By this; Whether a kind of display with electricity-saving function of the utility model can see through power control unit detecting screen institute picture displayed and change and judge whether to get into an electricity-saving function pattern, when getting into the electricity-saving function pattern; Power control unit control backlight control module; With adjustment light that backlight was sent, and reduce the power consumption of backlight, therefore can effectively solve the shortcoming of conventional art.
State with other purpose for letting on the utility model, feature and advantage can be more obviously understandable, hereinafter is special lifts preferred embodiment, and cooperates appended graphicly, elaborates as follows.
Description of drawings
Fig. 1 is the functional-block diagram of first embodiment of the display with electricity-saving function of the utility model.
Fig. 2 is the functional-block diagram of second embodiment of the display with electricity-saving function of the utility model.
Identifier declaration
10,20: display with electricity-saving function
11: screen
12: the screen control module
13: backlight
14: the backlight control module
15: power control unit
21: the caution unit.
Embodiment
Fig. 1 is the functional-block diagram of first embodiment of the display with electricity-saving function of the utility model.See also Fig. 1, the display 10 with electricity-saving function comprises screen 11, screen control module 12, backlight 13, backlight control module 14 and power control unit 15.Screen 11 can be a LCD screen, and screen control module 12 can correspondence be the LCD screen control module.Perhaps, screen 11 can be an electricity slurry screen, and screen control module 12 can correspondence be an electricity slurry screen control module.Or screen 11 can be a projection screen, and screen control module 12 can correspondence be the projection screen control module.Screen 11 is in order to display frame.Screen control module 12 is electrically connected screen 11, with 11 picture displayed of control screen, and picture is changed.
Power control unit 15 is electrically connected screen control module 12; Whether change and judge whether to get into the electricity-saving function pattern with detecting screen 11 picture displayed;, 11 picture displayed of screen can not get into this electricity-saving function pattern when changing; Power control unit 15 control backlight control modules 14, the light that is sent with adjustment backlight 13, and reduce the power consumption of backlight 13.Power control unit 15 be see through pulse-length modulation (Pulse-Width Modulation, PWM) technology, by pulse signal control backlight control module 14, the light that is sent with change adjustment backlight 13 by the width of pulse signal.
Fig. 2 is the functional-block diagram of second embodiment of the display with electricity-saving function of the utility model.See also Fig. 2; Have the display 20 of electricity-saving function and 10 differences of the display with electricity-saving function of Fig. 1 and be that this display with electricity-saving function 20 also comprises a caution unit 21; Caution unit 21 electric connection of power supply control modules 15; When alarm module 21 gets into this electricity-saving function pattern at power control unit 15, on 11 picture displayed of screen, an alarm signal is provided simultaneously, informs that user's display 20 will get into the electricity-saving function pattern.
In sum; Whether the display with electricity-saving function of the utility model can see through power control unit detecting screen institute picture displayed and change and judge whether to get into an electricity-saving function pattern, when getting into the electricity-saving function pattern; Power control unit control backlight control module; With adjustment light that backlight was sent, and reduce the power consumption of backlight, therefore can effectively solve the shortcoming of conventional art.
Though the utility model discloses as above with preferred embodiment, so it is not to be used to limit the utility model, anyly has the knack of this art, in spirit that does not break away from the utility model and scope, when doing a little change and retouching automatically.
Claims (8)
1. have the display (10,20) of electricity-saving function, it is characterized in that, this display (10,20) comprising:
One screen (11), this screen (11) is in order to display frame;
One screen control module (12), this screen control module (12) is electrically connected this screen (11), controlling this screen (11) institute picture displayed, and picture is changed;
One backlight (13) provides this screen (11) display frame needed light;
One backlight control module (14), this backlight control module (14) is electrically connected this backlight (13), to control the light that this backlight (13) is provided; And
One power control unit (15); Whether this power control unit (15) is electrically connected this screen control module (12) and this backlight control module (14), change and judge whether to get into an electricity-saving function pattern to detect this screen (11) institute picture displayed.
2. the display (10,20) with electricity-saving function as claimed in claim 1, wherein, this screen (11) is a LCD screen, and this screen control module (12) is the LCD screen control module.
3. the display (10,20) with electricity-saving function as claimed in claim 1, wherein, this screen (11) is an electricity slurry screen, and this screen control module (12) is an electricity slurry screen control module.
4. the display (10,20) with electricity-saving function as claimed in claim 1, wherein, this screen (11) is a projection screen, and this screen control module (12) is the projection screen control module.
5. the display (10,20) with electricity-saving function as claimed in claim 1, wherein, this backlight (13) is the CCFL backlight, and this backlight control module (14) is a CCFL backlight control module.
6. the display (10,20) with electricity-saving function as claimed in claim 1, wherein, this backlight (13) is a back light source in LED, and this backlight control module (14) is the back light source in LED control module.
7. the display (10 with electricity-saving function as claimed in claim 1; 20); Wherein, this power control unit (15) sees through this backlight control module (14) of pulse signal control, the light that is sent with change this backlight of adjustment (13) by the width of pulse signal.
8. the display (20) with electricity-saving function as claimed in claim 1; Wherein, This display (20) also comprises a caution unit (21), and this caution unit (21) is electrically connected this power control unit (15), when this alarm module (21) gets into this electricity-saving function pattern at this power control unit (15); Simultaneously on this screen (11) institute picture displayed, an alarm signal is provided, informs that this display of user (20) will get into this electricity-saving function pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120121672U CN202145375U (en) | 2011-04-22 | 2011-04-22 | Display with power saving function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120121672U CN202145375U (en) | 2011-04-22 | 2011-04-22 | Display with power saving function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202145375U true CN202145375U (en) | 2012-02-15 |
Family
ID=45581305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120121672U Expired - Fee Related CN202145375U (en) | 2011-04-22 | 2011-04-22 | Display with power saving function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202145375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106548750A (en) * | 2015-09-23 | 2017-03-29 | 联发科技股份有限公司 | For the low-power display packing and mancarried device of mancarried device |
-
2011
- 2011-04-22 CN CN201120121672U patent/CN202145375U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106548750A (en) * | 2015-09-23 | 2017-03-29 | 联发科技股份有限公司 | For the low-power display packing and mancarried device of mancarried device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120215 Termination date: 20130422 |