CN104571457A - Automatic shutdown method for intelligent display - Google Patents
Automatic shutdown method for intelligent display Download PDFInfo
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- CN104571457A CN104571457A CN201310514477.7A CN201310514477A CN104571457A CN 104571457 A CN104571457 A CN 104571457A CN 201310514477 A CN201310514477 A CN 201310514477A CN 104571457 A CN104571457 A CN 104571457A
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- Prior art keywords
- intelligent
- video
- intelligent system
- display
- intelligent display
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- 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
Abstract
The invention discloses an automatic shutdown method for an intelligent display. The automatic shutdown method comprises the steps that when a direct-current power supply of the intelligent display is started, an intelligent system transmits a current automatic shutdown function setting state to a microprogrammed control unit (MCU) for storing; when an intelligent display video source is switched into an external video from an intelligent system video, the MCU judges whether the current automatic shutdown function is started or not; when the MCU judges that the current automatic shutdown function is started, the MCU starts a counter to begin to time according to the current automatic shutdown function setting time; when the MCU times to the set time, the MCU cuts off power supply of the intelligent system. When the intelligent display video source is switched into the external video from the intelligent system video, the MCU can turn off the intelligent system after a period of time which is set by a user in advance, so that the work in the intelligent system can be temporarily reserved for a period of time; the efficacies of saving energy and saving electricity can be reached.
Description
Technical field
The present invention relates to a kind of intelligent display, particularly a kind of automatic shutdown method of intelligent display.
Background technology
Existing intelligent display is provided with intelligent system, such as Android (Android) system.Intelligent display can receive the video as the external device (ED)s such as computing machine export, and also can receive the video that inner intelligent system exports.When intelligent display video source switches to intelligent system video, the picture of intelligent display display intelligent system video, namely user carrys out operative intelligence system by display frame and input media, if and user's a period of time is without operation, intelligent system then can enter saving operation mode or perform shutdown by automatic shut-off function, to reach energy saving.When intelligent display video source switches to external video from intelligent system video, intelligent display makes from the picture of display intelligent system video the picture showing external video into, user will thus cannot operative intelligence system again, and independently work due to the module processing external video in intelligent system and intelligent display, so now intelligent system is generally designed to shutdown or in background continuous firing.But, when intelligent display video source switches to external video from intelligent system video, if intelligent system shutdown, then user may be wanted temporarily stored work close, if and intelligent system is in background continuous firing, then cannot have energy saving effect.
Summary of the invention
Object of the present invention is proposing a kind of automatic shutdown method of intelligent display, when intelligent display video source switches to external video from intelligent system video, intelligent system is closed again after a period of time that can preset user, both the work in intelligent system temporarily a period of time can be retained, also energy saving effect can be reached.
For achieving the above object, the present invention proposes a kind of automatic shutdown method of intelligent display, and wherein, intelligent display comprises microcontroller (Microcontroller Unit, hereinafter referred to as MCU) and intelligent system.The automatic shutdown method of intelligent display comprises: when the direct supply of intelligent display is opened, intelligent system sends current automatic shut-off function set condition and stores to MCU; When intelligent display video source switches to external video from intelligent system video, MCU judges whether current automatic shut-off function starts; When MCU judges that current automatic shut-off function starts, MCU starts counter according to the time that current automatic shut-off function sets and starts timing; And when MCU timing is to the time set, MCU cuts off the power supply of intelligent system.
In an embodiment of the present invention, the automatic shutdown method of intelligent display also comprises: when MCU starts timing and not yet timing is to the time set, if intelligent display video source switches to intelligent system video from external video, then MCU stops timing and resets (reset) counter.
In an embodiment of the present invention, the automatic shutdown method of intelligent display also comprises: when intelligent display video source switches to intelligent system video, intelligent system provides automatic shut-off function setting interface to carry out automatic shut-off function setting for user, and the automatic shut-off function set condition after setting is sent to MCU storage.
In an embodiment of the present invention, the automatic shutdown method of intelligent display also comprises: when intelligent display video source switches to intelligent system video, if intelligent system enters saving operation mode, then intelligent system starts counter according to the time that current automatic shut-off function sets and starts timing; And when intelligent system timing is to the time set, intelligent system sends a command to MCU, makes MCU cut off the power supply of intelligent system.
In an embodiment of the present invention, intelligent display is intelligent television or intelligent computer display.
In an embodiment of the present invention, intelligent system comprises Android (Android) system.
In an embodiment of the present invention, external video comprises employing Video Graphics Array (Video Graphics Array, VGA) video, employing digital visual interface (the Digital Visual Interface of standard, the video of video DVI) or employing HDMI (High Definition Multimedia Interface) (High-Definition Multimedia Interface, HDMI).Saving operation mode comprises standby (standby) mode of operation, sleep (sleep) mode of operation or dormancy (hibernate) mode of operation.
The technological means described in an above-mentioned embodiment can be applicable in another embodiment above-mentioned, to obtain a new embodiment, as long as these technological means are not conflicting.
By above-mentioned technological means, intelligent display is after automatic shut-off function has set, when intelligent display video source switches to external video from intelligent system video, the power supply of intelligent system is cut off after the time that can preset to user in timing, and before not yet timing to the time of setting, if there is video source to switch back intelligent system video from external video, then again reclocking until timing to setting time after just cut-out intelligent system power supply, so when switching to external video from intelligent system video source, the work in intelligent system temporarily can be retained the time that one section of user presets, and energy saving effect can be reached.
In order to allow, the present invention is above-mentioned can be become apparent with other objects, features and advantages, preferred embodiment cited below particularly, and coordinates accompanying drawing, is described in detail below.
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of the intelligent display according to one embodiment of the invention;
Fig. 2 is the process flow diagram of the automatic shutdown method of the intelligent display according to one embodiment of the invention; And
Fig. 3 is the process flow diagram of the automatic shutdown method of the intelligent display according to another embodiment of the present invention.
Identifier declaration
1: master control borad
11：MCU
12: video sealer
13: video input interface
2: display panel
3: system board
31: processor
32: intelligent system
S1: direct supply is opened
S2: intelligent system sends current automatic shut-off function set condition and stores to MCU
S3: whether switch to external video
S4:MCU does not do the action about automatic shut-off function
S5: whether automatic shut-off function starts
The time that S6:MCU sets according to automatic shut-off function carries out timing
S7: whether timing is to the time set
S8:MCU sends the power supply that internal command cuts off intelligent system
S9: whether switch to intelligent system video
S10:MCU stops timing and is clearly zero by timing
S11: whether carry out automatic shut-off function setting
S12:MCU does not do the action about automatic shut-off function
S13: the automatic shut-off function set condition after intelligent system sends setting stores to MCU
S14: whether enter saving operation mode
S15: intelligent system does not do the action about automatic shut-off function
S16: the time that intelligent system sets according to automatic shut-off function carries out timing
S17: whether timing is to the time set
S18: intelligent system sends internal command makes MCU cut off the power supply of intelligent system to MCU.
Embodiment
Present feature of the present invention for clear, in accompanying drawing, omit part general components.In addition, for presenting the consistency illustrated the present invention, therefore in various embodiments, the same or analogous assembly of same or analogous symbology or step.
Fig. 1 is the circuit block diagram of the intelligent display according to one embodiment of the invention.Refer to Fig. 1, the intelligent display of the present embodiment can be intelligent television, intelligent computer display or the intelligent display of other type, and it comprises master control borad 1, display panel 2 and system board 3.Master control borad 1 comprises MCU 11, video sealer (scaler) 12 and video input interface 13, MCU 11 and is electrically connected at video sealer 12, and video sealer 12 is electrically connected at video input interface 13 and display panel 2.Video input interface 13 is for receiving external video, and export after the process such as demodulation, decoding is carried out to external video, wherein, external video can be the video of the employing VGA standard that the external device (ED)s such as computing machine export or the video of employing DVI, also can be Digital Versatile Disc (Digital Versatile Disc, DVD) video of the employing HDMI of player output, or the video of other type.The screen resolution of video sealer 12 for setting according to user, exports display panel 2 to after carrying out size scaling process show the video data after video input interface 13 process.MCU 11 is for coordinating the work of intelligent display display aspect and control.
System board 3 comprises processor 31, processor 31 is electrically connected at MCU 11 and video sealer 12, processor 31 collocation is provided with intelligent system 32, intelligent system 32 comprises operating system and is installed on the various application programs in operating system, wherein, operating system can be Android operation system, now intelligent system can be described as android system, also can be the operating system of Windows operating system or other type, and application program can be instant messaging (instant messaging, IM) software, the application program of face book (Facebook) client software or other type.Intelligent system 32 and MCU 11 can send mutually internal command and link up, and the video (calling intelligent system video in the following text) that intelligent system 32 exports then is sent to video sealer 12.In addition, current MCU 11 and video sealer 12 are integrated in a chip usually, and master control borad 1 and system board 3 also can be merged into a circuit board.
Fig. 2 is the process flow diagram of the automatic shutdown method of the intelligent display according to one embodiment of the invention.For intelligent display shown in Fig. 1, please simultaneously see Fig. 1 and Fig. 2, in step S1, the direct supply of intelligent display is opened, and intelligent display enters normal mode of operation.In step S2, intelligent system 32 sends internal command requires to transmit current intelligent system 32 automatic shut-off function set condition to MCU 11, and MCU 11 starts receive current automatic shut-off function set condition and be stored in global variable after confirming.In step S3, when intelligent display video source switches to intelligent system video, intelligent display is by the picture of display intelligent system video, and user can watch the information of picture display, also carrys out operative intelligence system 32 by the contact panel be such as located on display panel 2; Now, MCU 11 can judge whether that requirement intelligent display video source switches to the order input of external video from intelligent system video, this order can be that user passes through such as telepilot or is located at display (On-Screen Display on the key panel function screen on intelligent display shell, OSD) the OSD order that inputs of menu also can be the internal command that video source handoff functionality that user passes through such as contact panel operative intelligence system 32 and provides produces.
When MCU 11 judges not require that intelligent display video source switches to the order input of external video from intelligent system video in step s3, perform step S4, intelligent display continues the picture of display intelligent system video for user's viewing information and/or operative intelligence system 32, now MCU 11 may do the actions such as such as brightness adjustment, cursor move, cursor click according to OSD order or internal command, but can not do the action about intelligent system 32 automatic shut-off function.When MCU 11 judges have requirement intelligent display video source to switch to the order input of external video from intelligent system video in step s3, perform step S5, MCU 11 can control video sealer 12 and make into process external video from process intelligent system video, makes display panel 2 make to show the picture of external video into from the picture of display intelligent system video; Now, according to being stored in current automatic shut-off function set condition in global variable, MCU 11 also can judge whether the automatic shut-off function of intelligent system 32 starts.
When MCU 11 judges that the automatic shut-off function of intelligent system 32 does not start in step s 5, return and perform step S4, MCU 11 and surely not do action about intelligent system 32 automatic shut-off function because automatic shut-off function does not start.When MCU 11 judges that the automatic shut-off function of intelligent system 32 starts in step s 5, perform step S6, MCU 11 starts timing according to being stored in time (as 10 minutes) the startup counter set in current automatic shut-off function set condition in global variable, then perform step S7, MCU 11 and judge whether the time of timing to setting.When MCU 11 judges not yet timing in the step s 7 to the time set, return and perform step S6, counter continues timing.When MCU 11 judges timing in the step s 7 to the time set, perform step S8, MCU 11 and send internal command to cut off the power supply of processor 31, namely cut off the power supply of intelligent system 32.
In addition, when MCU 11 is after step S6 starts timing, and when judging not yet timing in the step s 7 to the time set, MCU 11 also can perform step S9 and judge whether that requirement intelligent display video source switches to the order input of intelligent system video from external video.When MCU 11 judges not require that intelligent display video source switches to the order input of intelligent system video from external video in step s 9, return and perform step S7, counter continues timing.When MCU 11 judges have requirement intelligent display video source to switch to the order input of intelligent system video from external video in step s 9, perform step S10, MCU 11 can control video sealer 12 and make process intelligent system video into from process external video, makes display panel 2 make to show the picture of intelligent system video into from the picture of display external video; Now, MCU 11 goes back control counter and stops timing and counter reset, is clearly zero by timing.
By technological means shown in Fig. 2, intelligent display is after automatic shut-off function has set, when intelligent display video source switches to external video from intelligent system video, the power supply of intelligent system 32 is cut off after the time that MCU 11 can preset to user in timing, and before not yet timing to the time of setting, if video source switches back intelligent system video from external video again, then MCU 11 again reclocking until timing to setting time after just cut-out intelligent system 32 power supply, so when video source switches to external video from intelligent system video, the work intelligent system 32 temporarily can be retained the time that one section of user presets, and energy saving effect can be reached.
Fig. 3 is the process flow diagram of the automatic shutdown method of the intelligent display according to another embodiment of the present invention.For intelligent display shown in Fig. 1, please simultaneously see Fig. 1 and Fig. 3, in step S1, the direct supply of intelligent display is opened, and intelligent display enters normal mode of operation.In step S2, intelligent system 32 sends internal command requires to transmit current intelligent system 32 automatic shut-off function set condition to MCU 11, and MCU 11 starts receive current automatic shut-off function set condition and be stored in global variable after confirming.In step S11, when intelligent display video source switches to intelligent system video, intelligent display is by the picture of display intelligent system video, and user can watch the information of picture display, also carrys out operative intelligence system 32 by the contact panel be such as located on display panel 2; Now, intelligent system 32 can judge whether that the order input of automatic shut-off function setting is carried out in requirement, and this order can be the order that video source handoff functionality that user passes through such as contact panel operative intelligence system 32 and provides inputs.
When intelligent system 32 judges the order input not requiring to carry out automatic shut-off function setting in step s 11, perform step S12, intelligent display continues the picture of display intelligent system video for user's viewing information and/or operative intelligence system 32, now MCU 11 may do the actions such as such as brightness adjustment, cursor move, cursor click according to OSD order or internal command, but the action can not done about intelligent system 32 automatic shut-off function, then performs step S14.When intelligent system 32 judges have requirement to carry out the order input of automatic shut-off function setting in step s 11, perform step S13, intelligent system 32 provides automatic shut-off function setting interface to carry out the automatic shut-off function setting of intelligent system 32 for user, and after automatic shut-off function has set, send internal command to the automatic shut-off function set condition after MCU 11 requirement transmission setting, start to receive the automatic shut-off function set condition after setting after MCU 11 confirmation and also cover the original set condition of storage.
In step S14, when the picture of intelligent display display intelligent system video, intelligent system 32 can judge whether that user's a period of time can enter saving operation mode without operation, wherein, saving operation mode can be the saving operation mode of standy operation mode, sleep operation mode, dormancy mode of operation or other type.Under standy operation mode, processor 31 quits work or cuts out; Under sleep operation mode, all status datas are stored in (Suspend to RAM) in internal memory, and all component is all power-off except internal memory; Under dormancy mode of operation, all status datas are stored to (Suspend to Disk) in hard disk.When intelligent system 32 judges also to enter saving operation mode in step S14, perform step S15, intelligent system 32 can not do the action about automatic shut-off function.When intelligent system 32 judges to enter saving operation mode in step S14, perform step S16, intelligent system 32 starts timing according to being stored in time (as 10 minutes) the startup counter set in current automatic shut-off function set condition in global variable, then perform step S17, intelligent system 32 judges whether the time of timing to setting.When intelligent system 32 judges not yet timing to the time set in step S17, return and perform step S16, counter continues timing.When intelligent system 32 judges timing to time of setting in step S17, perform step S18, intelligent system 32 sends internal command to MCU 11, makes MCU 11 cut off the power supply of processor 31, namely cuts off the power supply of intelligent system 32.
By technological means shown in Fig. 3, intelligent display is after automatic shut-off function has set, when intelligent display video source switches to intelligent system video, internal command is sent to MCU 11 after the time that intelligent system 32 can preset to user in timing, make MCU 11 cut off the power supply of intelligent system 32, so can reach energy saving effect.So, technological means shown in composition graphs 2 and Fig. 3, intelligent display is after automatic shut-off function has set, no matter intelligent display video source switches to intelligent system video or switches to external video, the power supply of intelligent system 32 is cut off, to reach energy saving effect after the time that all can preset to user in timing.
Although the present invention with preferred embodiment disclose as above, so itself and be not used to limit the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention, when doing a little change and retouching.
Claims (8)
1. an automatic shutdown method for intelligent display, this intelligent display comprises a microcontroller and an intelligent system, it is characterized in that, the automatic shutdown method of this intelligent display comprises:
When the direct supply of this intelligent display is opened, this intelligent system sends current automatic shut-off function set condition and stores to this microcontroller;
When this intelligent display video source switches to an external video from this intelligent system video, this microcontroller judges whether current automatic shut-off function starts;
When this microcontroller judges that current automatic shut-off function starts, this microcontroller starts counter according to the time that current automatic shut-off function sets and starts timing; And
When this microcontroller timing is to the time set, this microcontroller cuts off the power supply of this intelligent system.
2. the automatic shutdown method of intelligent display as claimed in claim 1, wherein, also comprises:
When this microcontroller starts timing and not yet timing is to the time set, if this intelligent display video source switches to this intelligent system video from this external video, then this microcontroller stops timing and counter reset.
3. the automatic shutdown method of intelligent display as claimed in claim 1, wherein, also comprises:
When this intelligent display video source switches to this intelligent system video, this intelligent system provides automatic shut-off function setting interface to carry out automatic shut-off function setting for user, and the automatic shut-off function set condition after setting is sent to the storage of this microcontroller.
4. the automatic shutdown method of intelligent display as claimed in claim 1, wherein, also comprises:
When this intelligent display video source switches to this intelligent system video, if this intelligent system enters a saving operation mode, then this intelligent system starts counter according to the time that current automatic shut-off function sets and starts timing; And
When this intelligent system timing is to the time set, this intelligent system sends a command to this microcontroller, makes this microcontroller cut off the power supply of this intelligent system.
5. the automatic shutdown method of intelligent display as claimed in claim 4, wherein, this saving operation mode comprises standy operation mode, sleep operation mode or dormancy mode of operation.
6. the automatic shutdown method of intelligent display as claimed in claim 1, wherein, this intelligent display is intelligent television or intelligent computer display.
7. the automatic shutdown method of intelligent display as claimed in claim 1, wherein, this intelligent system comprises Android system.
8. the automatic shutdown method of intelligent display as claimed in claim 1, wherein, this external video comprises the video adopting Video Graphics Array standard, the video adopting digital visual interface or adopts the video of HDMI (High Definition Multimedia Interface).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310514477.7A CN104571457A (en) | 2013-10-28 | 2013-10-28 | Automatic shutdown method for intelligent display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310514477.7A CN104571457A (en) | 2013-10-28 | 2013-10-28 | Automatic shutdown method for intelligent display |
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| CN104571457A true CN104571457A (en) | 2015-04-29 |
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| CN201310514477.7A Pending CN104571457A (en) | 2013-10-28 | 2013-10-28 | Automatic shutdown method for intelligent display |
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| CN107272672A (en) * | 2016-03-31 | 2017-10-20 | 株式会社久保田 | Operation Van |
| CN111679729A (en) * | 2020-07-04 | 2020-09-18 | 广西世纪创新显示电子有限公司 | Display control system and control method for intelligent startup and shutdown |
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