CN104267919B - The power control method and system of combination - Google Patents
The power control method and system of combination Download PDFInfo
- Publication number
- CN104267919B CN104267919B CN201410505423.9A CN201410505423A CN104267919B CN 104267919 B CN104267919 B CN 104267919B CN 201410505423 A CN201410505423 A CN 201410505423A CN 104267919 B CN104267919 B CN 104267919B
- Authority
- CN
- China
- Prior art keywords
- display unit
- combination
- covered
- window
- current window
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
- G06F1/3215—Monitoring of peripheral devices
- G06F1/3218—Monitoring of peripheral devices of display devices
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/325—Power saving in peripheral device
- G06F1/3265—Power saving in display device
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The present invention provides a kind of power control method and system of combination, its method includes step：Obtain the second place information for the current window opened in the first position information and the combination of each display unit of combination；The display unit that the current window covered is determined according to the first position information and the second place information；The display unit covered according to the current window determines the number of windows covered on each display unit of the combination；Close the power supply for the display unit that number of windows is zero.Using the present invention program, can be low power consumption, save operation cost.
Description
Technical field
The present invention relates to multimedia display technology field, a kind of power control method more particularly to combination and it is
System.
Background technology
At present, joined screen system has been widely applied to include the multiple fields such as traffic, electric power, security.By will be all kinds of
Application software and monitor video picture are launched onto combination, monitoring of the people to Various types of data are greatly facilitated, to realize number
Possibility is provided according to the fast deployment of analysis and resource.
In order to improve the presentation of information amount of combination, some large-scale monitoring rooms are all intended to use increasing splicing
Wall, has had the combination of up to hundreds of multiple display units in multiple fields application at present.
However, large-scale combination also brings a problem while magnanimity information is improved, that is, the rule of combination
Mould is directly proportional to operation cost, and the power consumption of the bigger combination of scale is higher, and operation cost is higher, therefore, existing large-scale spelling
Connect the problems such as wall generally existing power consumption is high, operating cost is high.
The content of the invention
It is an object of the invention to provide the power control method and system of a kind of combination, the work(of combination can be reduced
Consumption, saves operation cost.
The purpose of the present invention is achieved through the following technical solutions：
A kind of power control method of combination, includes the following steps：
The current window opened in the first position information of each display unit of acquisition combination and the combination
Second place information；
The display that the current window covered is determined according to the first position information and the second place information
Unit；
The display unit covered according to the current window determines the window covered on each display unit of the combination
Mouth quantity；
Close the power supply for the display unit that number of windows is zero.
A kind of power control system of combination, including：
Data obtaining module, first position information and the combination for each display unit for obtaining combination
The second place information for the current window opened；
Processing module, for determining the current window according to the first position information and the second place information
The display unit covered；
Quantity determining module, the display unit for being covered according to the current window determine each aobvious of the combination
Show the number of windows covered on unit；
Energy supply control module, the power supply for the display unit for being zero for closing number of windows.
A kind of power control system of combination, it is characterised in that including：
Data obtaining module, first position information and the combination for each display unit for obtaining combination
The second place information for the current window opened；
Processing module, for determining the current window according to the first position information and the second place information
The display unit covered；
Quantity determining module, the display unit for being covered according to the current window determine each aobvious of the combination
Show the number of windows covered on unit；
Energy supply control module, the power supply for the display unit for being zero for closing number of windows.
According to the scheme of the invention described above, it is the first position information of each display unit for obtaining combination and described
The second place information for the current window opened on combination, determines to work as based on the first position information and second place information
The display unit that front window is covered, the display unit covered according to the current window determine that each display of the combination is single
The number of windows covered in member, and close the power supply for the display unit that number of windows is zero, that is to say, that it is according to each aobvious
Show that the number of windows covered on unit is controlled the power supply of each display unit, so as to close number of windows be zero it is aobvious
Show the power supply of unit, reduce power consumption, save operation cost.
Brief description of the drawings
Fig. 1 is the flow diagram of the power control method embodiment one of the combination of the present invention；
Fig. 2 is the flow diagram of the power control method embodiment two of the combination of the present invention；
Fig. 3 is the flow diagram of the power control method embodiment three of the combination of the present invention；
Fig. 4 is the structure diagram of DLP joined screen systems；
Fig. 5 is the windowing schematic diagram on combination；
Fig. 6 is the structure diagram of the power control system of the combination of the present invention in one of the embodiments；
Fig. 7 is structure diagram of the power control system of the combination of the present invention in wherein another embodiment.
Embodiment
For the objects, technical solutions and advantages of the present invention are more clearly understood, with reference to the accompanying drawings and embodiments, to this
Invention is described in further detail.It should be appreciated that the specific embodiments described herein are only to explain the present invention,
Do not limit protection scope of the present invention.
In the following description, illustrated first against the embodiment of the power control method of combination, then to the present invention
Each embodiment of power control system of combination illustrate.
Embodiment one
It is shown in Figure 1, for the flow diagram of the power control method embodiment one of the combination of the present invention.Such as Fig. 1
Shown, the power control method of the combination in the present embodiment includes the following steps：
Step S101：That is opened in the first position information of each display unit of acquisition combination and the combination works as
The second place information of front window, enters step S102；
The positional information of all display units under a whole set of combination is managed in combination processor, i.e., each display is single
Position (row coordinate, row coordinate) of the member on combination, either opens full screen window on combination, across screen window or single screen
Window, the size of these windows and its global displaing coordinate on combination and local display on a single display unit
Coordinate can inquire on combination processor, therefore, the first position of each display unit can be obtained from processor
The second place information for the current window opened in information and the combination；
Wherein, first position information includes display unit row coordinate, row coordinate on combination, for example, for splicing
The specification of wall is 2*2, i.e., the line number of combination and columns are all 2, the row coordinate and row coordinate of the position of each display unit
Respectively (1,1), (1,2), (2,1) and (2,2), its first position information can also include the resolution ratio of display unit, for example,
The resolution ratio of each display unit is 400*600, passes through row coordinate, row coordinate and display of the display unit on combination
The resolution ratio of unit can determine the region residing for each display unit；
Second place information can include the global display of each vertex of current window (or edge each point) on combination
Coordinate, since general window is all rectangle, the rectangle can be uniquely determined by corresponding two vertex of the same diagonal of rectangle
Position, so second place information can also only include start position coordinate and final position coordinate, wherein, start position is sat
Mark refers to the global displaing coordinate on combination on the vertex in the current window upper left corner, and final position coordinate refers to current window bottom right
The global displaing coordinate on combination on the vertex at angle, can be determined currently by start position coordinate and final position coordinate
Window region residing on combination；
Step S102：Determine that the current window is covered according to the first position information and the second place information
The display unit of lid, enters step S103；
The number of current window can be one or more, if multiple, then determine that each current window is covered respectively
The display unit of lid；
In one of the embodiments, each display of the combination can be determined respectively according to the first position information
The first position coordinate range of unit；Sat according to the start position coordinate and final position and determine the second of the current window
Position coordinates scope；The current window institute is determined according to the first position coordinate range, the second place coordinate range
The display unit of covering；
Wherein, first position coordinate range characterizes display unit region residing on combination, the second place
Coordinate range characterizes current window region residing on combination, according to the first position coordinate range, described the
When two position coordinates scopes determine the display unit that the current window is covered, it can be determined according to second place coordinate range
First coordinate range of the second place coordinate range and which display unit has overlapping region, the display unit for having overlapping region
The display unit covered by current window, covering mentioned here are not necessarily referring to all cover corresponding display unit, as long as
The two has overlapping region, the display unit that corresponding display unit is just covered by current window；
Step S103：The display unit covered according to the current window is determined on each display unit of the combination
The number of windows of covering, enters step S104；
The number of windows can be used for judging do not have window covering on which display unit；
The number of windows covered on each display unit of the combination can be periodically determined, to close a certain window
During mouth, the number of windows covered on each display unit of the combination can be immediately updated；Determine each of the combination
The cycle of the number of windows covered on display unit can according to be actually needed determine, such as 2 seconds, it is necessary to explanation, it is above-mentioned
Step S101, step S102 be also required to periodically carry out；
Step S104：Close the power supply for the display unit that number of windows is zero；
That is the power supply of the display of no window covering is closed.
In addition, it is contemplated that the window on combination can change, in one of the embodiments, it is also necessary to described in detection
Whether new windowing is had on combination, if so, the third place information of the new windowing is then obtained, according to the first position
Information and the second place information determine the display unit that the new windowing is covered, and judge that the new windowing is covered
Whether the power supply of the display unit of lid has been switched off, if so, then opening the power supply for the display unit that the new windowing is covered.
Accordingly, according to the scheme of above-mentioned the present embodiment, it is the first position information for each display unit for obtaining combination
And the second place information for the current window opened on the combination, based on the first position information and second confidence
Breath determines the display unit that current window is covered, and the display unit covered according to the current window determines the combination
The number of windows covered on each display unit, and close the power supply for the display unit that number of windows is zero, that is to say, that it is root
The power supply of each display unit is controlled according to the number of windows covered on each display unit, so as to close number of windows
The power supply for the display unit for being zero, reduces power consumption, has saved operation cost.
Embodiment two
As shown in Fig. 2, the flow diagram of the power control method embodiment two for the combination of the present invention, in this implementation
In example, essentially consisted in the difference of above-described embodiment one, it is contemplated that if it is simple according to number of windows to display unit
Power supply be controlled, then be turned on or off window it is excessively frequent when, display unit may occur after turning off quickly
Again may be light quickly, it will certainly cause have display unit flicker on whole combination, influence the visual effect of user, thus
By setting time threshold value, when the continuous without window time of display unit being more than the time threshold, it is zero to close number of windows
Display unit power supply, to improve the visual effect of user.
As shown in Fig. 2, the power control method of the combination in the present embodiment includes the following steps：
Step S201：That is opened in the first position information of each display unit of acquisition combination and the combination works as
The second place information of front window, enters step S202；
Step S202：Determine that the current window is covered according to the first position information and the second place information
The display unit of lid, enters step S203；
Step S203：The display unit covered according to the current window is determined on each display unit of the combination
The number of windows of covering, enters step S204；
Step S204：The continuous without window time for the display unit that statistical window quantity is zero, enter step S205；
Wherein, the continuous without window time refers to the continuous time without window covering on display unit；
Step S205：Judge whether the continuous without window time is more than default time threshold, if so, entering step
S206；
Wherein, time threshold can be set according to actual needs, such as five minutes；
Step S206：Close the power supply for the display unit that number of windows is zero.
Other technical characteristics in the present embodiment are identical with above-described embodiment one, and it will not be described here.
Embodiment three
As shown in figure 3, the flow diagram of the power control method embodiment three for the combination of the present invention, in this implementation
In example, essentially consisted in the difference of above-described embodiment one, it is contemplated that quick closedown display unit, will also result in display unit
Flicker, influences the visual effect of user, for this reason, before the power supply for the display unit that number of windows is zero is closed, is closing window
The brightness that the display unit for being zero by number of windows is added before the power supply for the display unit that mouth quantity is zero gradually dims
Step, to improve the visual effect of user；
As shown in figure 3, the power control method of the combination in the present embodiment includes the following steps：
Step S301：That is opened in the first position information of each display unit of acquisition combination and the combination works as
The second place information of front window, enters step S302；
Step S302：Determine that the current window is covered according to the first position information and the second place information
The display unit of lid, enters step S303；
Step S303：The display unit covered according to the current window is determined on each display unit of the combination
The number of windows of covering, enters step S304；
Step S304：The brightness for the display unit that number of windows is zero is gradually dimmed, enters step S305；
Step S305：Close the power supply for the display unit that number of windows is zero.
Other technical characteristics in the present embodiment are identical with above-described embodiment one, and it will not be described here.
It should be noted that in order to increase visual effect, can also be at the same time on the basis of embodiment one, in display unit
Continuous without window time when being more than the time threshold, close the power supply for the display unit that number of windows is zero, and closing window
The power supply for the display unit that mouth quantity is zero increases the step for gradually dimming the brightness for the display unit that number of windows is zero before
Suddenly, to improve the visual effect of user, it will not be described here.
Specific example
For the ease of understanding the present invention, the present invention is illustrated below by way of a specific embodiment, in the specific example
In be to be described exemplified by DLP (Digital Light Procession, be digital light processing) joined screen system, but this
The technical solution of invention description may be used on other joined screen systems such as LED, LCD.
As shown in figure 4, be the main hardware module schematic diagram of DLP joined screen systems, combination processor by network with
Interface equipment connects, and each interface equipment connects a corresponding ray machine, and the image received from combination processor is believed
Number ray machine Projection Display is output to after treatment.The brightness of ray machine can be controlled by interface equipment at the same time, adjust ray machine
The conventional funcs such as colour temperature, control ray machine power supply.
The positional information of all display units, i.e., each display unit exist under a whole set of combination of combination processor management
Position (row coordinate, row coordinate) on combination, equivalent to first position information in previous embodiment, on combination either
Full screen window is opened, is sat across screen window or single screen window, the size of these signal windows and its global display on combination
It is marked with and the local display coordinate in single screen can be at combination (equivalent to second place information in previous embodiment)
Inquired on reason device.
Therefore, can go out that each current window covered according to first position information and second place Information Statistics is aobvious
Show unit.
It is window I, window II, window respectively as shown in figure 5, outputing four signal windows across screen on the combination of 4x4
Mouthful III, window IV, can according to first position information and second place information difference statistical window I, window II, window III,
The display unit that window IV is covered, the display unit covered further according to window I, window II, window III, window IV determine often
The number of windows of the upper covering of a display unit；
For example, window I is (0.12,0.15) relative to the origin coordinates of combination on combination, terminating coordinate is
(0.55,0.31), then may know that window I covers display unit 1, on 2,5,6,9, No. 10 display units, other signal windows
Draw analogous conclusions, finally draw the number of windows shown on each display unit.
In the case of fig. 5,4 and No. 13 two display units do not have window covering, and 6 and No. 10 display units have three
A window covering, 2,7, No. 11 display units have two window coverings, remaining display unit only has a window covering；
In general, combination needs to do one with wall operation according to the positional information of display unit when configuration.
Purpose with wall operation is the coordinate information in order to know each display unit on combination, i.e. display unit is on the wall
Which row, which row, only complete the combination with wall operation, its picture shown can be just uniformly coordinated, and otherwise will make picture
Face entanglement.
Therefore, the number of windows shown on each display unit is drawn can also each be shown according to wall acquisition of information
Show the corresponding interface equipment IP address of unit.
The number of windows and the corresponding interface equipment of each display unit shown on each display unit is obtained
After IP address, power supply control can be carried out to the display unit that current window quantity is 0.
For example, every 2 seconds number of windows for counting each display unit, can root for the display unit that number of windows is 0
According to inquiring the corresponding interface equipment IP address of the display unit, and ray machine power control command is sent to the interface equipment,
Ray machine power control command at this time is closing power command.
In order to more effectively realize that the power supply of display unit controls, the window's position management module can count display unit
Send out power supply control instruction specific again after the continuous without window time, such as the display unit for continuous 5 minutes without windows is sent electric
Source out code.Meanwhile in order to improve user experience, electricity is turned off after the brightness of ray machine can be first dimmed when closing power supply
Source.
For the display unit having been turned off, it is also necessary to whether there is new windowing on the real-time combination, if so,
The third place information of the new windowing is then obtained, is determined according to the first position information and the second place information
The display unit that the new windowing is covered, judges whether the power supply for the display unit that the new windowing is covered has closed
Close, if so, then reopening the power supply for the display unit that the new windowing is covered.
According to the power control method of the combination of the invention described above, the present invention also provides a kind of power supply control of combination
System, just the embodiment of the power control system of the combination of the present invention is described in detail below.The present invention is shown in Fig. 6
Combination power control system embodiment structure diagram.For convenience of description, merely illustrate and this hair in figure 6
Bright relevant part.
As shown in fig. 6, a kind of power control system of combination, it include data obtaining module 401, processing module 402,
Quantity determining module 403, energy supply control module 404, wherein：
Data obtaining module 401, first position information and the splicing for each display unit for obtaining combination
The second place information for the current window opened on wall；
Processing module 402, it is described current for being determined according to the first position information and the second place information
The display unit that window is covered；
Quantity determining module 403, the display unit for being covered according to the current window determine the combination
The number of windows covered on each display unit；
Energy supply control module 404, the power supply for the display unit for being zero for closing number of windows.
In one of the embodiments, the second place information can include start position coordinate and final position is sat
Mark；Processing module 402 can determine first of each display unit of the combination respectively according to the first position information
Coordinate range is put, the second place coordinate model for determining the current window is sat according to the start position coordinate and final position
Enclose, the display that the current window is covered is determined according to the first position coordinate range, the second place coordinate range
Unit.
In one of the embodiments, the company that energy supply control module 404 can be using statistical window quantity as zero display unit
The continuous without window time, judge whether the continuous without window time is more than default time threshold, if so, then closing the window number
The power supply for the display unit that amount is zero.
In one of the embodiments, energy supply control module 404 can close the display unit that number of windows is zero
Before power supply, the brightness for the display unit that number of windows is zero is gradually dimmed.
In one of the embodiments, as shown in fig. 7, the power control system of the combination of the present invention, can also include
Detection module 405, wherein：
Whether detection module 405, have new windowing for detecting on the combination, if so, then obtaining the new windowing
The third place information of mouth, determines that the new windowing is covered according to the first position information and the second place information
The display unit of lid, judges whether the power supply for the display unit that the new windowing is covered has been switched off；
Energy supply control module 404 can be also used for judging the display list that the new windowing covered in detection module 405
When the power supply of member has been switched off, the power supply for the display unit that the new windowing is covered is opened.
The power control system of the combination of the present invention and the power control method of the combination of the present invention correspond,
The power supply control of the suitable combination of the technical characteristic and its advantage that the embodiment of the power control method of above-mentioned combination illustrates
In the embodiment of system processed, hereby give notice that.
Embodiment described above only expresses the several embodiments of the present invention, its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (6)
1. a kind of power control method of combination, it is characterised in that include the following steps：
Obtain the second of the current window opened in the first position information and the combination of each display unit of combination
Positional information；
The display unit that the current window covered is determined according to the first position information and the second place information；
The display unit covered according to the current window determines the window number covered on each display unit of the combination
Amount；
The continuous without window time for the display unit that statistical window quantity is zero；
Judge whether the continuous without window time is more than default time threshold, if so, it is zero then to close the number of windows
The power supply of display unit；
Wherein, the second place information includes start position coordinate and final position coordinate, and the start position coordinate, which refers to, works as
The global displaing coordinate on combination on the vertex in the front window upper left corner, the final position coordinate refer to the current window lower right corner
Vertex the global displaing coordinate on combination；
The display unit that the current window covered is determined according to the first position information and the second place information
Including step；
Determine the first position coordinate range of each display unit of the combination respectively according to the first position information；
The second place coordinate range of the current window is determined according to the start position coordinate and final position coordinate；
The display that the current window is covered is determined according to the first position coordinate range, the second place coordinate range
Unit.
2. the power control method of combination according to claim 1, it is characterised in that be in the closing number of windows
Before the step of power supply of zero display unit, step is further included：The brightness for the display unit that number of windows is zero is gradually adjusted
Secretly.
3. the power control method of combination according to claim 1, it is characterised in that further include step：
Whether detect has new windowing on the combination；
If so, the third place information of the new windowing is then obtained, according to the first position information and the second
Confidence breath determines the display unit that the new windowing is covered, and judges the power supply for the display unit that the new windowing is covered
Whether have been switched off, if so, then opening the power supply for the display unit that the new windowing is covered.
A kind of 4. power control system of combination, it is characterised in that including：
Data obtaining module, is opened on the first position information of each display unit for obtaining combination and the combination
Current window second place information, wherein, the second place information includes start position coordinate and final position coordinate,
The start position coordinate refers to the global displaing coordinate on combination on the vertex in the current window upper left corner, the final position
Coordinate refers to the global displaing coordinate on combination on the vertex in the current window lower right corner；
Processing module, the first position of each display unit for determining the combination respectively according to the first position information
Coordinate range, the second place coordinate range for determining the current window is sat according to the start position coordinate and final position,
The display list that the current window is covered is determined according to the first position coordinate range, the second place coordinate range
Member；
Quantity determining module, the display unit for being covered according to the current window determine that each display of the combination is single
The number of windows covered in member；
Energy supply control module, the continuous without window time for the display unit for being zero for statistical window quantity, judges described continuous
Whether the without window time is more than default time threshold, if so, then closing the power supply for the display unit that the number of windows is zero.
5. the power control system of combination according to claim 4, it is characterised in that the energy supply control module is closing
Before closing the power supply for the display unit that number of windows is zero, the brightness for the display unit that number of windows is zero is gradually dimmed.
6. the power control system of combination according to claim 4, it is characterised in that：
Detection module is further included, whether has new windowing on the combination for detecting, if so, then obtaining the new windowing
The third place information, determine that the new windowing is covered according to the first position information and the second place information
Display unit, judge whether the power supply for the display unit that the new windowing is covered has been switched off；
The energy supply control module is additionally operable to the electricity of the display unit covered in the detection module judgement new windowing
When source has been switched off, the power supply for the display unit that the new windowing is covered is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410505423.9A CN104267919B (en) | 2014-09-26 | 2014-09-26 | The power control method and system of combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410505423.9A CN104267919B (en) | 2014-09-26 | 2014-09-26 | The power control method and system of combination |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104267919A CN104267919A (en) | 2015-01-07 |
| CN104267919B true CN104267919B (en) | 2018-05-08 |
Family
ID=52159445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410505423.9A Expired - Fee Related CN104267919B (en) | 2014-09-26 | 2014-09-26 | The power control method and system of combination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104267919B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105487833A (en) * | 2015-12-02 | 2016-04-13 | 广东威创视讯科技股份有限公司 | Method and apparatus for quickly closing multiple spliced wall windows |
| CN106354454B (en) * | 2016-08-11 | 2019-07-12 | 广东威创视讯科技股份有限公司 | Combination image display method and system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1549085A (en) * | 2003-05-09 | 2004-11-24 | 英业达股份有限公司 | Brightness regulating method for liquid crystal display device |
| CN103135737A (en) * | 2011-11-23 | 2013-06-05 | 中兴通讯股份有限公司 | Terminal and method reducing terminal power consumption |
| CN103513952A (en) * | 2012-06-29 | 2014-01-15 | 三菱电机株式会社 | Multi-display system |
-
2014
- 2014-09-26 CN CN201410505423.9A patent/CN104267919B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1549085A (en) * | 2003-05-09 | 2004-11-24 | 英业达股份有限公司 | Brightness regulating method for liquid crystal display device |
| CN103135737A (en) * | 2011-11-23 | 2013-06-05 | 中兴通讯股份有限公司 | Terminal and method reducing terminal power consumption |
| CN103513952A (en) * | 2012-06-29 | 2014-01-15 | 三菱电机株式会社 | Multi-display system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104267919A (en) | 2015-01-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108614461B (en) | A kind of intelligent robot based on indoor environment sensing | |
| CN104123113B (en) | The multi-screen display method and device of a kind of mobile terminal and its multisystem | |
| US20100039376A1 (en) | System and method for reducing power consumption of a display device | |
| CN103236249B (en) | The method and apparatus that display device regulates automatically | |
| US10237454B2 (en) | Method for detecting terminal static layer information, terminal and television | |
| US9691352B2 (en) | Control method and device thereof | |
| CN104461295A (en) | Method and system for regulating video display window of jointing wall | |
| CN104333714B (en) | The signal switching method and system of combination | |
| US9432645B2 (en) | Information processing method and electronic device | |
| CN102131101A (en) | Intelligent video image quality automatic analysis system and method | |
| CN104318912A (en) | Method and device for detecting environmental light brightness | |
| KR101917638B1 (en) | Power-saving method in display device | |
| CN103546723A (en) | Monitoring system and monitoring method | |
| CN110246241A (en) | A kind of gate control method and device | |
| US20140022278A1 (en) | Control methods and electronic devices | |
| US9280936B2 (en) | Image display unit, mobile phone and method with image adjustment according to detected ambient light | |
| CN105389809A (en) | Display performance testing method, system and device | |
| CN104267919B (en) | The power control method and system of combination | |
| CN112469172A (en) | Power distribution room lighting system, method, device and storage medium | |
| CN103561243A (en) | Camera condition monitoring system and method | |
| CN106524913B (en) | The position mark method and device in light beam incident point | |
| CN109996061A (en) | The method for detecting abnormality and device of IR-CUT | |
| CN109003568A (en) | LED display point-to-point correction system and method | |
| CN108958056A (en) | Office building energy-saving control system and control method based on Internet of Things | |
| CN104795014B (en) | The abnormality eliminating method and system of multiple signals combination windowing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20210926 |