CN106648025A - Always on display method and terminal - Google Patents
Always on display method and terminal Download PDFInfo
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- CN106648025A CN106648025A CN201610919362.XA CN201610919362A CN106648025A CN 106648025 A CN106648025 A CN 106648025A CN 201610919362 A CN201610919362 A CN 201610919362A CN 106648025 A CN106648025 A CN 106648025A
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- display
- terminal
- display content
- application processor
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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
- G06F1/3237—Power saving characterised by the action undertaken by disabling clock generation or distribution
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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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
The embodiment of the invention provides an always on display method and a terminal. In the provided technical scheme, when the terminal enters a stand-by state, an application processor provides display content information of N frames of images to a display module at a time and then enters hibernate, a real-time clock module provides a periodic trigger signal to the display module, the display module sequentially displays the display content of the N frames of images according to the trigger signal, and therefore the update of the display content is achieved during the always on display. In the process, the application processor is in a sleep mode all the time and cannot be frequently awaked, and then the power consumption loss is reduced.
Description
Technical field
The present invention relates to field of computer technology, and in particular to put out screen display methods and terminal.
Background technology
At present, there are some intelligent terminals to provide and put out screen display (AOD:Always on display) function.Refer to figure
1a, so-called AOD refer to intelligent terminal enter it is standby after, display information (such as time) and can tie up only on part of screen region
Hold other screen areas to be closed.
To be illustrated with showing the time under AOD states below.For the continuously display time, enter in intelligent terminal and treat
After machine, opening timing device (alarm).Refer to Fig. 1 b, during every whole minute, timer wake up intelligent terminal host CPU (AP,
Application Processor), next frame is shown into that display content (generally time) new in picture is sent to by AP aobvious
Show the RAM (random access memory) of module, display module updates the time using new display content.
For example, intelligent terminal enters standby for 30 seconds 12 minutes at 10 points, then alarm wakes up AP once in 10: 13 branches, by
AP shows time showing content (10 new in picture by next frame is characterized：13) RAM of display module is sent to, display module will
Time is updated to 10：13.Afterwards, alarm will wake up AP once in 14 minutes at 10 points, and new time showing content will be characterized by AP
(10：14) RAM of display module is sent to, display module will update 10 the time：14, by that analogy.
It can be seen that, existing to put out in screen display mode, AP can be awakened as frequently as those utilized in conventional solutions, and be unfavorable for the power saving of terminal.
The content of the invention
In view of this, the embodiment of the present invention provides one kind and puts out screen display methods and terminal, to reduce into after standby, AP quilts
The frequency of wake-up, and then reduce power consumption penalty.
For achieving the above object, the embodiment of the present invention provides following technical scheme：
One kind puts out screen display methods, it is characterised in that be applied to a terminal, and the terminal includes application processor, shows
Module and real-time clock module, the screen display methods of putting out includes：
After into holding state, the application processor to the display module is disposably sent in scheduled duration domestic demand
Display content information show, N frame pictures, the application processor enters dormancy after being sent completely；Wherein, the N is
Positive integer not less than 2；
The display module receives and stores the display content information of the application processor sends N frame pictures；
It is described in response to i-th trigger from the real-time clock module when default display condition is met
Display module shows the display content of the i-th frame picture in the N frames picture, and the i is less than or equal to N more than or equal to 1.
A kind of terminal, including：
Application processor, for after the terminal enters holding state, to display module pre- timing being disposably sent in
Display content information that long domestic demand shows, N frame pictures, and dormancy is entered after being sent completely；Wherein, the N is not less than 2
Positive integer；
Real-time clock module, for periodically sending trigger；
Display module, for receiving and stores the display content information of the application processor sends N frame pictures；With
And, when default display condition is met, in response to i-th trigger from the real-time clock module, the display
Module shows the display content of the i-th frame picture in the N frames picture, and the i is less than or equal to N more than or equal to 1.
Screen displaying scheme is put out based on above-mentioned, the embodiment of the present invention is disposable by application processor after into holding state
It is supplied to after the display content information of display module N frame pictures and enters dormancy, and is carried to display module by real-time clock module
For periodic trigger, display module shows successively the display content of N frame pictures according to trigger, so as to realize putting out
The renewal of display content when screen shows.In the process, application processor is constantly in resting state, so as to will not frequently be called out
Wake up, and then reduce power consumption.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can be with basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 a are to put out screen display schematic diagram；
Fig. 1 b are that screen display methods display figure is put out in prior art；
Fig. 2 a are termination example structure chart provided in an embodiment of the present invention；
Fig. 2 b, 2c, 3a, 3b, 4a, 4b put out screen display methods exemplary process diagram for provided in an embodiment of the present invention.
Specific embodiment
The present invention is provided and puts out screen display methods and terminal.
Above-mentioned screen display methods of putting out can be applicable in mobile terminal (such as smart mobile phone, panel computer etc.).
Fig. 2 a and Fig. 2 b show a kind of example arrangement of above-mentioned terminal, it may include：Timer 1, application processor 2
(AP：Application Processor), real-time clock (RTC:Real time clock) module 3 and display module 4.
Wherein, RTC belongs to the module on PMIC (Power management IC), battery-powered, records real-time clock
In current time value.Time value may include year, month, day, hour, divide and the second.
In addition to as clock, in the present invention, RTC block 3 has further been given New function --- and provide to display module 4 and touch
Signal, subsequently will describe in detail herein.
When implementing, RTC block 3 can pass through GPIO (General Purpose Input with display module 4
Output, universal input/output) port be connected.
Concretely OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) shows display module 4
Show module.
Fig. 2 c show a kind of exemplary flow for putting out screen display methods in above-mentioned terminal performed by each module, and it is at least
May include following steps：
S201：After into holding state, application processor 2 to display module 4 is disposably sent in scheduled duration domestic demand
Display content information show, N frame pictures.
Above-mentioned N is the positive integer not less than 2.In one example, N can be 12.
Above-mentioned display content can be temporal information, alternatively other guide.
Generally, screen is put out it is shown that the time of whole minute.Therefore, application processor 2 sends to display module 4
Display content for example can be 10:13、10:14、10:15、10:16、10:17.
It should be noted that in embodiments of the present invention, application processor 2 has disposably sent out the display content of multiframe picture
Information, and application processor 2 once sends out the display content information of a frame picture in prior art.
Step 201 can be performed simultaneously with 200.
S202：Application processor 2 enters dormancy after being sent completely.
S203：The display content information of the N frame pictures that the storage of display module 2 is received.
More specifically, can by the display content information Store of N frame pictures display module 4 ram (random access memories
Device) in.
S204：RTC block 3 sends Periodic triggers.
In one example, RTC block 3 can every whole minute (such as 10：30,10：31), a trigger is sent.
Each trigger concretely rising edge or trailing edge, or trigger is alternatively pulse signal.
S205：When display condition is met, in response to i-th trigger from RTC block 3, display module 4 shows
The display content of the i-th frame picture in above-mentioned N frames picture.
Wherein, in one example, above-mentioned display condition at least may include that timer has not timed out.That is, terminal can be opened
Timer carries out timing.
Fig. 2 c are then still referred to, before step 201, be may also include the steps of：
S200：Timer 1 starts timing after terminal enters holding state.
Timer time-out when above-mentioned scheduled duration is reached.The scheduled duration can be configured when dispatching from the factory.
In one example, scheduled duration can be 12 minutes.Certainly, those skilled in the art also can according to being actually needed,
Shorter or longer design is carried out to scheduled duration, therefore not to repeat here.
In other embodiments of the present invention, above-mentioned display condition may also include terminal in holding state.That is, above-mentioned aobvious
The condition of showing may include that timer has not timed out and terminal is in holding state.
Or, it is non-lit up that above-mentioned display condition may also include display screen.That is, above-mentioned display condition may include timer not
Time-out and display screen is non-lit up.This is because display screen typically can be lighted after unblock success, and unlock after success, without the need for entering again
Row puts out screen and shows.Non-lit up as display screen, then terminal will be in and put out screen dispaly state, therefore, above-mentioned display condition may be used also
It is non-lit up including display screen.
In being embodied as, at least two kinds implementations are realizing step 205：
First kind of way：The first frame display content in the N frame pictures for receiving is to enter the time of holding state, is shown
Module 4 directly displays the display content of the first frame picture after the display content information for receiving N frame pictures, is receiving reality
Shi Shizhong shows the display content of the second frame picture after the trigger that whole minute sends, then receives after trigger, shows
Show the display content of the 3rd frame, by that analogy.
For example, it is assumed that N=4, intelligent terminal enters standby for 30 seconds 12 minutes at 10 points, then application processor 2 is to display
The display content that module 4 sends may include 10:12、10:13、10:14、10:15.
Next, display module 4 directly displays the display content of the first frame picture --- 10:12；Afterwards, real-time clock mould
Block 3 can be 10：13 send trigger, and display module 4 shows the display content of the second frame after trigger is received ---
10:13, followed by, real-time clock module 3 can be 10：14 send triggers, display module 4 after trigger is received,
Show the display content of the 3rd frame picture --- 10:14；Followed by, real-time clock module 3 can be 10：15 send trigger,
Display module 4 shows the display content of the 4th frame picture after trigger is received --- 10:15.
The second way is：First frame display content is to enter the time of holding state, into after holding state, when real-time
Clock module 3 just sends trigger to display module, and display module 4 then shows the display content of the first frame picture, afterwards, in real time
3 every whole minutes of clock module, a trigger is just sent out, it is interior that display module 4 then accordingly shows that next frame picture shows
Hold.
For example, it is assumed that N=4, intelligent terminal enters standby for 30 seconds 12 minutes at 10 points, then application processor 2 is to display
The display content that module 4 sends may include 10:12、10:13、10:14、10:15.
Into after holding state, real-time clock module 3 just immediately to display module send trigger, in response to the triggering
Signal, display module 4 then shows the display content of the first frame picture --- 10:12；Afterwards, real-time clock module 3 can be 10：13
Trigger is sent, display module 4 shows the display content of the second frame after trigger is received --- 10:13, in addition
Afterwards, real-time clock module 3 can be 10：14 send trigger, and display module 4 shows the 3rd frame after trigger is received
Display content --- 10:14；Followed by, real-time clock module 3 can be 10：15 send trigger, and display module 4 is being received
To after trigger, the display content of the 4th frame is shown --- 10:15.
It can be seen that, the present embodiment is disposably supplied to display module N frame pictures after into holding state by application processor
Display content information after enter dormancy, and provide periodic trigger to display module by real-time clock module, show
Show module and show the display content of N frame pictures successively according to trigger, so as to realize putting out when screen shows display content more
Newly.In the process, application processor is constantly in resting state, so as to be awakened as frequently as those utilized in conventional solutions, and then reduces electric energy and disappears
Consumption.
Fig. 3 shows another kind of exemplary flow for putting out screen display methods in above-mentioned terminal performed by each module, with figure
Unlike 2c illustrated embodiments, the processing mode after timer expiry is present embodiments provided.
Fig. 3 is referred to, the present embodiment at least may include following steps：
S300：Timer 1 starts timing after terminal enters holding state.
S301：After into holding state, application processor 2 to display module 4 is disposably sent in scheduled duration domestic demand
Display content information show, N frame pictures.
Above-mentioned N is the positive integer not less than 2.In one example, N can be 12.
S302：Application processor 2 enters dormancy after being sent completely.
S303：The display content information of the N frame pictures that the storage of display module 2 is received.
S304：RTC block 3 sends Periodic triggers.
S305：When display condition is met, in response to i-th trigger from RTC block 3, display module 4 shows
The display content of the i-th frame picture.
S300 to S305 is identical with aforementioned S200 to S205, and therefore not to repeat here.
S306：In the time-out of timer 1 and terminal still in holding state when, timer 1 wakes up application processor 2, and
Restart timing after wake-up.
For example, it is assumed that preset duration is 12 minutes, then the time-out after timing 12 minutes of timer 1, if now still locating
In holding state, timer 1 will wake up application processor, and by application processor following step S307 is performed.Timer 1 is then again
Carry out timing.
Certainly, before reaching 12 minutes, if user is unlocked, timer 1 is closed.
S307：The application processor 2 being waken up disposably is sent in scheduled duration domestic demand and shows to display module 4 again
, the display content information of N frame pictures.
S308：The application processor 2 being waken up enters dormancy after being sent completely.
S309：The display content information of the N frame pictures that the storage of display module 2 is received.
S310：RTC block 3 sends Periodic triggers.
S311：When display condition is met, in response to i-th trigger from RTC block 3, from the of N frame pictures
One frame starts, and display module 4 shows the display content of the i-th frame picture.
It should be noted that step S307 is similar with S301 or S201, step S308 is similar with S302 or S202, step
Rapid S309 and S303 or S203 is similar, and step S310 is similar with S304 or S204, and step S310 is similar with S304 or S204
Seemingly, step S311 is similar with S305 or S205.
Therefore, Fig. 3 b are referred to, S307 is performed, equivalent to return to step S301.
The user during screen display is put out is explained below and is unlocked carried out process.
Fig. 4 a are referred to, it at least may include following steps：
S400-S411 is identical with S300-S311, and therefore not to repeat here.
S412：After terminal is unlocked, display module 4 empties the display content information stored in above-mentioned ram.
Additionally, user unlocks successfully, AP2 is waken up, and timer 1 also will be closed.
Or, Fig. 4 b are referred to, it at least may include following steps：
S400：Timer 1 starts timing after terminal enters holding state.
S401：After into holding state, application processor 2 to display module 4 is disposably sent in scheduled duration domestic demand
Display content information show, N frame pictures.
Above-mentioned N is the positive integer not less than 2.In one example, N can be 12.
S402：Application processor 2 enters dormancy after being sent completely.
S403：The display content information of the N frame pictures that the storage of display module 2 is received.
S404：RTC block 3 sends Periodic triggers.
S405：When display condition is met, in response to i-th trigger from RTC block 3, display module 4 shows
The display content of the i-th frame picture.
S400 to S405 is identical with aforementioned S300 to S305, and therefore not to repeat here.
S406：In the time-out of timer 1 and terminal still in holding state when, timer 1 wakes up application processor 2, application
Processor 2 returns execution step 401；Timer 1 then restarts timing；
S412：User unlocks successfully, and display module 4 empties the display content information stored in local ram.
Additionally, user unlocks successfully, AP2 is waken up, and timer 1 also will be closed.
More specifically, can notify that timer 1 is closed by the AP2 being waken up, and notify that display module 4 is emptied in local ram
The display content information of storage.
Because no matter whether user's unblock is successful, AP2 can be waken up.Therefore, in other embodiments, if user's unblock
Failure, AP2 also can return to execution step 401.
It is explained below and performs the above-mentioned terminal for putting out screen display methods, still refer to Fig. 2 a, the terminal may include：
Application processor 2, for after terminal enters holding state, being disposably sent in display module 4 above-mentioned predetermined
Display content information that duration domestic demand shows, N frame pictures, and dormancy is entered after being sent completely；Above-mentioned N is not less than 2
Positive integer；
Real-time clock module 3, for periodically sending trigger；
Display module 4, for receiving and stores the display content information of above-mentioned application processor sends N frame pictures；With
And, when default display condition is met, in response to i-th trigger from real-time clock module 3, show above-mentioned N frames
The display content of the i-th frame picture in picture, i is less than or equal to N more than or equal to 1.
More specifically, real-time clock module 3 can be connected with display module 4 by general input/output port.
The display content information Store of above-mentioned N frames picture is in the ram of above-mentioned display module.
Detail refer to the introduction of context of methods part, and therefore not to repeat here.
In one example, above-mentioned display condition at least may include that timer has not timed out.That is, terminal can opening timing device
Carry out timing.Fig. 2 a are then still referred to, terminal can include timer 1, and it is used for after terminal enters holding state, starts meter
When, and the time-out when above-mentioned scheduled duration is reached.
In other embodiments of the present invention, above-mentioned timer 1 can be additionally used in, in overtime and terminal still in holding state
When, application processor 2 is waken up, and restart timing upon awakening.
Accordingly, the application processor 2 after wake-up can be additionally used in, and disposably be sent in pre- timing to display module 4 again
Display content information that long domestic demand shows, N frame pictures, and dormancy is entered after being sent completely.
Detail refer to the introduction of context of methods part, and therefore not to repeat here.
In other embodiments of the present invention, above-mentioned display module 4 is additionally operable to：If unlocking successfully, empty in local ram and store
Display content information.
Each embodiment is described by the way of progressive in this specification, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.For device disclosed in embodiment
For, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part is said referring to method part
It is bright.
Professional further appreciates that, with reference to the unit of each example of the embodiments described herein description
And algorithm steps, can with electronic hardware, computer software or the two be implemented in combination in, in order to clearly demonstrate hardware and
The interchangeability of software, according to function has generally described the composition and step of each example in the above description.These
Function is performed with hardware or software mode actually, depending on the application-specific and design constraint of technical scheme.Specialty
Technical staff can use different methods to realize described function to each specific application, but this realization should not
Think beyond the scope of this invention.
The step of method described with reference to the embodiments described herein or algorithm, directly can be held with hardware, processor
Capable software module, or the combination of the two is implementing.Software module can be placed in random access memory (RAM), internal memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In field in known any other form of storage medium.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope for causing.
Claims (10)
1. one kind puts out screen display methods, it is characterised in that be applied to a terminal, and the terminal includes application processor, shows mould
Block and real-time clock module, the screen display methods of putting out includes：
After into holding state, the application processor is disposably sent in scheduled duration domestic demand and shows to the display module
, the display content information of N frame pictures, the application processor enters dormancy after being sent completely；Wherein, the N is not little
In 2 positive integer；
The display module receives and stores the display content information of the application processor sends N frame pictures；
When default display condition is met, in response to i-th trigger from the real-time clock module, the display
Module shows the display content of the i-th frame picture in the N frames picture, and the i is less than or equal to N more than or equal to 1.
2. the method for claim 1, it is characterised in that the display condition includes：Timer has not timed out, the timing
Device in the terminal into starting timing after standby, the time-out when the scheduled duration is reached.
3. method as claimed in claim 1 or 2, it is characterised in that also include：
In the timer expiry and the terminal still in holding state when, the timer wakes up the application processor,
And restart timing upon awakening；
The application processor after wake-up is disposably sent in scheduled duration domestic demand shows, N to the display module again
The display content information of frame picture, and dormancy is entered after being sent completely.
4. method as claimed in claim 1 or 2, it is characterised in that
The display content information Store of the N frames picture is in the random access memory of the display module；
The screen display methods of putting out also includes：
If unlocking successfully, the display content information stored in the random access memory is emptied.
5. the method for claim 1, it is characterised in that the trigger is specially：The trigger of whole minute.
6. the method for claim 1, it is characterised in that the display condition also includes：The terminal is in standby shape
State or display screen are non-lit up.
7. a kind of terminal, it is characterised in that include：
Application processor, for after the terminal enters holding state, being disposably sent in scheduled duration to display module
Display content information need to show, N frame pictures, and dormancy is entered after being sent completely；Wherein, the N is not less than 2 just
Integer；
Real-time clock module, for periodically sending trigger；
Display module, for receiving and stores the display content information of the application processor sends N frame pictures；And,
When meeting default display condition, in response to i-th trigger from the real-time clock module, show that the N frames are drawn
The display content of the i-th frame picture in face, the i is less than or equal to N more than or equal to 1.
8. terminal as claimed in claim 7, it is characterised in that also include：
Timer, for starting timing, and the time-out when the scheduled duration is reached after the terminal enters holding state；
The display condition includes：The timer has not timed out.
9. terminal as claimed in claim 8, it is characterised in that
The timer is additionally operable to, when overtime and described terminal is still in holding state, the wake-up application processor, and
Restart timing after wake-up；
The application processor after wake-up is additionally operable to, and is disposably sent in scheduled duration domestic demand to the display module again and shows
Display content information show, N frame pictures, and dormancy is entered after being sent completely.
10. terminal as claimed in claim 7, it is characterised in that
The display content information Store of the N frames picture is in the random access memory of the display module；
The display module is additionally operable to：If unlocking successfully, the display content information stored in the random access memory is emptied.
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| CN201610919362.XA CN106648025B (en) | 2016-10-20 | 2016-10-20 | Screen-off display method and terminal |
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|---|---|---|---|
| CN201610919362.XA CN106648025B (en) | 2016-10-20 | 2016-10-20 | Screen-off display method and terminal |
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| CN113031750A (en) * | 2019-12-09 | 2021-06-25 | Oppo广东移动通信有限公司 | Electronic book display method and device, storage medium and electronic equipment |
| CN113031748A (en) * | 2019-12-09 | 2021-06-25 | Oppo广东移动通信有限公司 | Display method and device based on dynamic word stock, storage medium and electronic equipment |
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