CN108449488A - Temporal information puts out screen display control method, circuit and terminal - Google Patents
Temporal information puts out screen display control method, circuit and terminal Download PDFInfo
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- CN108449488A CN108449488A CN201810088234.4A CN201810088234A CN108449488A CN 108449488 A CN108449488 A CN 108449488A CN 201810088234 A CN201810088234 A CN 201810088234A CN 108449488 A CN108449488 A CN 108449488A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/7243—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- General Business, Economics & Management (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention discloses a kind of temporal informations to put out screen display control method, circuit and terminal, during terminal puts out screen display, after the clock update detector in terminal detects display time update condition triggering, directly to the display driver sending time new information of terminal；After display driver is according to time new information is received, current temporal information to be shown can be updated according to the time new information, and updated temporal information is shown on the screen of terminal.The present invention also provides a kind of temporal informations to put out screen display control circuit and terminal, it can be during temporal information puts out screen display by implementing the circuit and terminal, detector can be updated when needing to be updated the time of display from clock directly to display driver sending time new information, it can avoid frequent wake-up processor and lead to the increase of power consumption, the utilization rate of the standby time and terminal resource of terminal is promoted, and then promotes the satisfaction of user experience.
Description
Technical field
The present invention relates to terminal control fields, put out screen display control method, electricity more specifically to a kind of temporal information
Road and terminal.
Background technology
As various intelligent terminals (such as the mobile terminals such as mobile phone, IPAD) are more and more universal, intelligent terminal has substituted
The work of a lot of other consumer electronics, such as wrist-watch, camera etc.；So intelligent terminal needs are accomplished user can be allowed not
It needs in the case of lighting screen, it can be seen that the key message of screen is shown, namely supports to put out screen display.Such as mobile phone,
The mobile terminals such as IPAD, which all may be implemented in put out, shows various key messages under screen state, and temporal information is then that user is most highly desirable
A kind of information, user can be directly viewable the current time without lighting screen, reach information and look into
It sees convenient, fast, and can avoid lighting unnecessary electric quantity consumption caused by screen to a certain extent.
Currently, intelligent terminal realization is put out when showing temporal information under screen state, it is generally only shown to minute grade on the screen
Not, such as current time is 10：32 points, next display moment is just 10：33 points, namely at interval of one minute, shown on screen
Temporal information carry out generation update.The renewal process is：A clock more novel circuit can be maintained in the processor of terminal, this when
As soon as clock more novel circuit is after every clocking value reaches minute, wake-up processor (including the graphics processor in wake-up processor
Part), IC (integrated circuit, integrated circuit) is then driven to the display screen of terminal by the processor after wake-up
New time data is sent, processor is just stopped after having sent new time data switches to the suspend mode shape of low-power consumption
State；Then display screen driving IC then carries out the new time data received to put out screen display on a terminal screen, under
One new time data arrives.Processor switches to dormant state having sent new time data.As it can be seen that believing in the above-mentioned time
During breath puts out screen display, the processor that will wake up terminal at interval of one minute carries out the processing of time fresh information, processing
Relative various interfaces can also be waken up simultaneously in terminal after device wakes up, therefore right during temporal information puts out screen display
Processor carries out the frequent power consumption for waking up and largely increasing terminal, the standby time of terminal is reduced, to meeting
Reduce the satisfaction of user experience.
Invention content
The technical problem to be solved in the present invention is：Existing terminal needs during temporal information puts out screen display to processor
It carrying out frequent wake up and shows the time to update, the power consumption of terminal is caused to increase, the standby time of terminal reduces, so as to cause
The satisfaction of user experience is poor.For the technical problem, a kind of temporal information is provided and puts out screen display control method, circuit and end
End.
In order to solve the above technical problems, a kind of temporal information of present invention offer puts out screen display control method, the time letter
Breath puts out screen display control method：
During terminal puts out screen display, the clock update detector in the terminal detects display time update condition
After triggering, directly to the display driver sending time new information of the terminal；
The display driver is according to the current temporal information to be shown of time new information update；
The display driver shows updated temporal information on the screen of the terminal.
Optionally, the display driver is according to the current temporal information packet to be shown of time new information update
It includes：
The display driver will be in the video RAM of the terminal according to the time new information
Time data to be shown is updated to the corresponding time data of the time new information；
Updated temporal information is carried out display by the display driver on the screen of the terminal：
Timing extracts current data to be shown in described image random access memory on the display screen
It is shown.
Optionally, the time new information includes the corresponding time data of current time；
When the display driver will be to be shown in video RAM according to the time new information
Between data update be the corresponding time data of the time new information include：
The display driver obtains time data from the time new information；
Time data to be shown in described image random access memory is replaced with acquisition by the display driver
The time data arrived.
Optionally, the display driver will wait showing in video RAM according to the time new information
The time data shown is updated to the corresponding time data of the time new information：
The display driver generates the time number of the time new information instruction according to the time new information
According to；
Time data to be shown in described image random access memory is replaced with generation by the display driver
The time data.
Optionally, the detection of clock update detector show time update condition whether trigger including：
The clock update detector judges whether current timing time value is equal to preset time display update interval threshold
The timing time value if so, judgement shows the triggering of time update condition, and is reset reclocking by value.
Further, the present invention also provides a kind of temporal informations to put out screen display control circuit, and the temporal information puts out screen
Display control circuit includes the clock update detector and display driver being set in terminal；
The clock update detector is used to during the terminal puts out screen display, detect display time update condition
After triggering, directly to the display driver sending time new information of the terminal；
The display driver is used for according to the current temporal information to be shown of time new information update, and will
Updated temporal information is shown on the screen of the terminal.
Optionally, further include video RAM for storing current data to be shown；
The display driver is used for the image random access memory of the terminal according to the time new information
Time data to be shown is updated to the corresponding time data of the time new information in device；And timing is random by described image
Current data to be shown extract in access memory is shown on the display screen.
Optionally, the clock update detector includes timer and message transmission circuit；
The timer obtains current timing time value for carrying out timing；
The message transmission circuit is used for when the timing time value is equal to preset time display update interval threshold, directly
The display driver sending time new information to the terminal is connect, and the timer is reset into reclocking.
Further, the present invention also provides a kind of terminals, including temporal information as described above to put out screen display control electricity
Road.
Optionally, the terminal further includes the processor being connect with the display driver；
The clock update detector is integrally disposed in the processor or integrally disposed in the display driver
It is interior, or be independently disposed to except the processor and the display driver.
Advantageous effect
A kind of temporal information of present invention offer puts out screen display control method, circuit and terminal, the present invention and puts out screen display in terminal
During showing, after the clock update detector in terminal detects display time update condition triggering, directly to the aobvious of terminal
Display screen driver sending time new information；It, can be according to the time after display driver is according to time new information is received
The current temporal information to be shown of new information update, and updated temporal information is shown on the screen of terminal.
The present invention can update detector during temporal information puts out screen display, when needing the when of being updated to the time of display by clock
Directly to display driver sending time new information, the processor for frequently waking up terminal is not needed to, place is then passed through
Reason device issues, therefore can lead to the increase of power consumption to avoid frequent wake-up processor, can promote the standby time of terminal,
The utilization rate of terminal resource can be promoted, and then promotes the satisfaction of user experience.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing：
The hardware architecture diagram of Fig. 1 optional mobile terminals of each embodiment one to realize the present invention；
Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1；
Fig. 3 is a kind of display screen basic circuit block schematic illustration that first embodiment of the invention provides；
Fig. 4 is a kind of display system block diagram that first embodiment of the invention provides；
Fig. 5 is that the temporal information that first embodiment of the invention provides puts out screen display control method；
Fig. 6 is that the clock that first embodiment of the invention provides updates the integrally disposed signal in processor of detection circuit
Figure；
Fig. 7 is that the clock update detection circuit that first embodiment of the invention provides is integrally disposed in display driver
Schematic diagram；
Fig. 8 is that the clock that first embodiment of the invention provides updates the independently arranged schematic diagram of detection circuit；
Fig. 9 is a kind of time data renewal process schematic diagram that first embodiment of the invention provides；
Figure 10 is another time data renewal process schematic diagram that first embodiment of the invention provides；
Figure 11 is that the temporal information that second embodiment of the invention provides puts out screen display control method；
Figure 12 is that the temporal information that second embodiment of the invention provides puts out screen display schematic diagram one；
Figure 13 is that the temporal information that second embodiment of the invention provides puts out screen display schematic diagram two；
Figure 14 is the terminal that third embodiment of the invention provides；
Figure 15 is that the clock update detection circuit that third embodiment of the invention provides is integrally disposed in display driver
Schematic diagram；
Figure 16 is that the clock that third embodiment of the invention provides updates the independently arranged schematic diagram of detection circuit；
Figure 17 is that the temporal information that third embodiment of the invention provides puts out screen display schematic diagram.
Specific implementation mode
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In subsequent description, using for indicating that the suffix of such as " module ", " component " or " unit " of element is only
The explanation for being conducive to the present invention, itself does not have a specific meaning.Therefore, " module ", " component " or " unit " can mix
Ground uses.
Terminal can be implemented in a variety of manners.For example, terminal described in the present invention may include such as mobile phone, tablet
Computer, laptop, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable
The shiftings such as media player (Portable Media Player, PMP), navigation device, wearable device, Intelligent bracelet, pedometer
The fixed terminals such as dynamic terminal, and number TV, desktop computer.
It will be illustrated by taking mobile terminal as an example in subsequent descriptions, it will be appreciated by those skilled in the art that in addition to special
Except element for moving purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Referring to Fig. 1, a kind of hardware architecture diagram of its mobile terminal of each embodiment to realize the present invention, the shifting
Moving terminal 100 may include：RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit
103, A/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit
108, the components such as memory 109, processor 110 and power supply 111.It will be understood by those skilled in the art that shown in Fig. 1
Mobile terminal structure does not constitute the restriction to mobile terminal, and mobile terminal may include components more more or fewer than diagram,
Either combine certain components or different components arrangement.
The all parts of mobile terminal are specifically introduced with reference to Fig. 1：
Radio frequency unit 101 can be used for receiving and sending messages or communication process in, signal sends and receivees, specifically, by base station
Downlink information receive after, to processor 110 handle；In addition, the data of uplink are sent to base station.In general, radio frequency unit 101
Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, penetrating
Frequency unit 101 can also be communicated with network and other equipment by radio communication.Above-mentioned wireless communication can use any communication
Standard or agreement, including but not limited to GSM (Global System of Mobile communication, global system for mobile telecommunications
System), GPRS (General Packet Radio Service, general packet radio service), CDMA2000 (Code
Division Multiple Access 2000, CDMA 2000), WCDMA (Wideband Code Division
Multiple Access, wideband code division multiple access), TD-SCDMA (Time Division-Synchronous Code
Division Multiple Access, TD SDMA), FDD-LTE (Frequency Division
Duplexing-Long Term Evolution, frequency division duplex long term evolution) and TDD-LTE (Time Division
Duplexing-Long Term Evolution, time division duplex long term evolution) etc..
WiFi belongs to short range wireless transmission technology, and mobile terminal can help user to receive and dispatch electricity by WiFi module 102
Sub- mail, browsing webpage and access streaming video etc., it has provided wireless broadband internet to the user and has accessed.Although Fig. 1 shows
Go out WiFi module 102, but it is understood that, and it is not belonging to must be configured into for mobile terminal, it completely can be according to need
It to be omitted in the range for the essence for not changing invention.
Audio output unit 103 can be in call signal reception pattern, call mode, record mould in mobile terminal 100
When under the isotypes such as formula, speech recognition mode, broadcast reception mode, it is that radio frequency unit 101 or WiFi module 102 are received or
The audio data stored in memory 109 is converted into audio signal and exports to be sound.Moreover, audio output unit 103
The relevant audio output of specific function executed with mobile terminal 100 can also be provided (for example, call signal receives sound, disappears
Breath receives sound etc.).Audio output unit 103 may include loud speaker, buzzer etc..
A/V input units 104 are for receiving audio or video signal.A/V input units 104 may include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the image data of the static images or video obtained by image capture apparatus (such as camera) in image capture mode carries out
Reason.Treated, and picture frame may be displayed on display unit 106.Through graphics processor 1041, treated that picture frame can be deposited
Storage is sent in memory 109 (or other storage mediums) or via radio frequency unit 101 or WiFi module 102.Mike
Wind 1042 can connect in telephone calling model, logging mode, speech recognition mode etc. operational mode via microphone 1042
Quiet down sound (audio data), and can be audio data by such acoustic processing.Audio that treated (voice) data can
To be converted to the format output that can be sent to mobile communication base station via radio frequency unit 101 in the case of telephone calling model.
Microphone 1042 can implement various types of noises elimination (or inhibition) algorithms and send and receive sound to eliminate (or inhibition)
The noise generated during frequency signal or interference.
Mobile terminal 100 further includes at least one sensor 105, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 1061, and proximity sensor can close when mobile terminal 100 is moved in one's ear
Display panel 1061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, size and the direction of gravity are can detect that when static, can be used to identify the application of mobile phone posture
(such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.；
The fingerprint sensor that can also configure as mobile phone, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer,
The other sensors such as hygrometer, thermometer, infrared sensor, details are not described herein.
Display unit 106 is for showing information input by user or being supplied to the information of user.Display unit 106 can wrap
Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode may be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 1061.An end in the present embodiment
The multiple display panels that can have, each display surface sheet of front and back, or two display panels of front setting are held, and wherein
The ink screen of low-power consumption may be used in one display panel.
User input unit 107 can be used for receiving the number or character information of input, and generate the use with mobile terminal
Family is arranged and the related key signals input of function control.Specifically, user input unit 107 may include touch panel 1071 with
And other input equipments 1072.Touch panel 1071, also referred to as touch screen collect user on it or neighbouring touch operation
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 1071 or in touch panel 1071
Neighbouring operation), and corresponding attachment device is driven according to preset formula.Touch panel 1071 may include touch detection
Two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation band
The signal come, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and by it
It is converted into contact coordinate, then gives processor 110, and order that processor 110 is sent can be received and executed.In addition, can
To realize touch panel 1071 using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touch panel
1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can wrap
It includes but is not limited in physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating lever etc.
It is one or more, do not limit herein specifically.
Further, touch panel 1071 can cover display panel 1061, when touch panel 1071 detect on it or
After neighbouring touch operation, processor 110 is sent to determine the type of touch event, is followed by subsequent processing device 110 according to touch thing
The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, touch panel 1071 and display panel
1061 be to realize the function that outputs and inputs of mobile terminal as two independent components, but in certain embodiments, can
The function that outputs and inputs of mobile terminal is realized so that touch panel 1071 and display panel 1061 is integrated, is not done herein specifically
It limits.
Interface unit 108 be used as at least one external device (ED) connect with mobile terminal 100 can by interface.For example,
External device (ED) may include wired or wireless headphone port, external power supply (or battery charger) port, wired or nothing
Line data port, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Interface unit 108 can be used for receiving the input from external device (ED) (for example, number
It is believed that breath, electric power etc.) and the input received is transferred to one or more elements in mobile terminal 100 or can be with
For the transmission data between mobile terminal 100 and external device (ED).
Memory 109 can be used for storing software program and various data.Memory 109 can include mainly storing program area
And storage data field, wherein storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 109 may include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of mobile terminal, utilizes each of various interfaces and the entire mobile terminal of connection
A part by running or execute the software program and/or module that are stored in memory 109, and calls and is stored in storage
Data in device 109 execute the various functions and processing data of mobile terminal, to carry out integral monitoring to mobile terminal.Place
Reason device 110 may include one or more processing units；Preferably, processor 110 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Mobile terminal 100 can also include the power supply 111 (such as battery) powered to all parts, it is preferred that power supply 111
Can be logically contiguous by power-supply management system and processor 110, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
Although Fig. 1 is not shown, mobile terminal 100 can also be including bluetooth module etc., and details are not described herein.
Embodiment to facilitate the understanding of the present invention, below to the communications network system that is based on of mobile terminal of the present invention into
Row description.
Referring to Fig. 2, Fig. 2 is a kind of communications network system Organization Chart provided in an embodiment of the present invention, the communication network system
System is the LTE system of universal mobile communications technology, which includes communicating UE (User Equipment, the use of connection successively
Family equipment) (the lands Evolved UMTS Terrestrial Radio Access Network, evolved UMTS 201, E-UTRAN
Ground wireless access network) 202, EPC (Evolved Packet Core, evolved packet-based core networks) 203 and operator IP operation
204。
Specifically, UE201 can be above-mentioned terminal 100, and details are not described herein again.
E-UTRAN202 includes eNodeB2021 and other eNodeB2022 etc..Wherein, eNodeB2021 can be by returning
Journey (backhaul) (such as X2 interface) is connect with other eNodeB2022, and eNodeB2021 is connected to EPC203,
ENodeB2021 can provide the access of UE201 to EPC203.
EPC203 may include MME (Mobility Management Entity, mobility management entity) 2031, HSS
(Home Subscriber Server, home subscriber server) 2032, other MME2033, SGW (Serving Gate Way,
Gateway) 2034, PGW (PDN Gate Way, grouped data network gateway) 2035 and PCRF (Policy and
Charging Rules Function, policy and rate functional entity) 2036 etc..Wherein, MME2031 be processing UE201 and
The control node of signaling, provides carrying and connection management between EPC203.HSS2032 is all to manage for providing some registers
Such as the function of home location register (not shown) etc, and some are preserved in relation to use such as service features, data rates
The dedicated information in family.All customer data can be sent by SGW2034, and PGW2035 can provide the IP of UE 201
Address is distributed and other functions, and PCRF2036 is strategy and the charging control strategic decision-making of business data flow and IP bearing resources
Point, it selects and provides available strategy and charging control decision with charge execution function unit (not shown) for strategy.
IP operation 204 may include internet, Intranet, IMS (IP Multimedia Subsystem, IP multimedia
System) or other IP operations etc..
Although above-mentioned be described by taking LTE system as an example, those skilled in the art it is to be understood that the present invention not only
Suitable for LTE system, be readily applicable to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA with
And the following new network system etc., it does not limit herein.
Based on above-mentioned mobile terminal hardware configuration and communications network system, each embodiment of the method for the present invention is proposed.
First embodiment
A kind of display screen basic circuit of terminal is shown in Figure 3, and terminal system includes being used as terminal center controlling platform
Processor, processor passes through data cabling respectively and control cabling sends data content to display and corresponding display
Data to display are output on display screen by display driver and are shown to display driver by control instruction.
Wherein display driver may include display screen driving IC and corresponding peripheral circuit.For example, the display system in a kind of terminal
Block diagram is shown in Figure 4, and wherein terminal system specifically includes system PM and processor, and display driver includes MIPI
(Mobile Industry Processor Interface, mobile industry processor interface) interface, display screen power supply, data
Processing unit, Source drivings, Gate drivings, Regulator.When terminal is putting out screen display temporal information and is being shown to minute grade
When other, after every clocking value reaches one minute, processor will be waken up, then by MIPI interfaces to display driver
Data processing unit send new time data, processor be just stopped after having sent new time data switch to it is low
The dormant state of power consumption；Right data processing unit then carries out the new time data received to put out screen display on a terminal screen
Show, until next new time data arrives.Processor switches to dormant state having sent new time data.As it can be seen that
During above-mentioned temporal information puts out screen display, the processor that will wake up terminal at interval of one minute carries out time fresh information
Processing, relative various interfaces can also be waken up simultaneously in terminal after processor wakes up, therefore put out screen display in temporal information
The power consumption of terminal can largely be increased by carrying out frequent wake up to processor during showing, reduce terminal it is standby when
It is long, to which the satisfaction of user experience can be reduced.
To solve the above-mentioned problems, it present embodiments provides a kind of temporal information and puts out screen display control method, this method is suitable
The terminal of screen display is put out for various supports.Shown in Figure 5, the temporal information in the present embodiment puts out screen display control method packet
It includes：
S501：During terminal puts out screen display, the clock update detector in terminal detects display time update item
After part triggering, directly to the display driver sending time new information of terminal.
It should be understood that the present embodiment end clock update detector can directly utilize terminal in it is existing can be real
The various clocks of current clock update detection update detection circuit, for example, if be integrated in the processor of terminal may be implemented it is above-mentioned
When the clock update detection circuit of function, then clock integrally disposed in processor can be directly utilized to update detection circuit, but
After clock update detection circuit at this time detects display time update condition triggering, do not disappear to the update of processor sending time
Breath, it is shown in Figure 6 but directly to the display driver sending time new information of terminal, thus can to avoid because
The update wake-up processor of time；Or to terminal display driver sending time new information while, also retain former
Some communication paths are simultaneously to processor sending time new information, but processor can not appoint after such a message has been received
Where is managed, and is still kept in a dormant state.Certainly, in embodiment, no matter the whether integrated above-mentioned clock of processor itself updates
Detection circuit can update detection circuit in the clock of the above-mentioned function of new integration realization directly in the processor.
In another example detection circuit can be updated the integrally disposed clock for realizing above-mentioned function in display driver, lead to
The clock update detection circuit crossed in display driver realizes the transmission of time newer detection and time new information, at this time
The time new information of transmission will not pass through processor, and shown in Figure 7, clock updates detection circuit can directly and data processing
Unit connection (including but not limited to I2C/SPI/ONE WIRE connection types), naturally it is also possible to connect, pass through with MIPI interfaces
MIPI interface sending times update message to data processing unit；Processor is also can avoid in this way to be waken up by time new information.
Certainly, it if can realize the clock circuit of above-mentioned function there are original other in processor or in terminal at this time, needs
Time new information transmission channel cut-out between processor, or setting processor are received the time update that it sends and disappeared
It is without any processing after breath.
In addition, in a kind of example, realize that the clock update detection circuit of above-mentioned function can also be directly independently of processing
It is arranged except device and display driver, shown in Figure 8, this clock, which updates detection circuit, directly to be connected with data processing unit
It connects (including but not limited to I2C/SPI/ONE WIRE connection types), naturally it is also possible to connect with MIPI interfaces, be connect by MIPI
Mouthful sending time updates message to data processing unit, if at this time in processor or in terminal there is also it is original other can be real
When the clock circuit of existing above-mentioned function, then there is still a need for by the time new information transmission channel cut-out between processor, or set
Set processor receive its transmission time new information after it is without any processing, called out by time new information to avoid processor
It wakes up.
Display screen in the present embodiment can be various display screens, such as can be liquid crystal display (Liquid
Crystal Display), can also be the OLED (Organic that display is lighted in support section region
Light-Emitting Diode, Organic Light Emitting Diode screen), TFT (Thin Film Transistor, film
Field-effect transistor) screen etc..
In this example it is shown that the setting of time update condition can be flexibly arranged according to concrete application scene, such as
In a kind of example, which could be provided as timing time value and reaches preset time display update interval threshold；Such as when aobvious
Show time showing to a second rank, then preset time display update interval threshold may be configured as 1 second；It is shown between when displayed
Minute rank, then preset time display update interval threshold and may be configured as 1 minute；Certainly can also be arranged according to actual demand
It is 10 seconds, 10 minutes, 30 minutes, 60 minutes etc..
Therefore, in the present embodiment, the detection of clock update detector shows whether time update condition triggers and may include：
Clock update detector judges whether current timing time value is equal to preset time display update interval threshold, such as
It is that judgement shows the triggering of time update condition, and the timing time value is reset reclocking；Otherwise, then it can continue timing.
S502：Display driver is according to the current temporal information to be shown of time new information update received.
In the present embodiment, after display driver receives time new information, you can know and need to currently showing
Temporal information is updated, it is assumed for example that 11 currently shown:55, then it needs to be updated to 11:56.It is specific in the present embodiment
Update mode can flexibly be set according to concrete application scene.
For example, in a kind of example, display driver is believed according to the time new information update current time to be shown
Breath includes：
Display driver is according to the time new information received by the video RAM of the terminal
It is corresponding to be updated to time new information to time data to be shown in (Graphic Random-Access Memory, GRAM)
Time data.
At this point, updated temporal information is carried out on the screen of terminal display by display driver includes：
Current data to be shown in video RAM are extracted and are shown on a display screen by timing.
Specifically, in a kind of example, after clock update detector detects display time update condition triggering, directly to
The time new information that the display driver of terminal is sent can directly include time data, at this time clock update detector can be with
Directly after detecting display time update condition triggering, corresponding data time (such as 11 is generated:59) carry the time more
Display driver is issued in new information.Display driver deposits image according to the time new information received at random at this time
It is shown in Figure 9 to be updated to the corresponding time data of time new information to time data to be shown in access to memory, including：
S901：Display driver obtains time data from the time new information received.
S902：Display driver, which replaces with time data to be shown in video RAM, to be got
The time data.
In a kind of example, after clock update detector detects display time update condition triggering, directly to terminal
The time new information that display driver is sent can not include time data, when only display driver being notified to need to carry out
Between update.Display driver will be to be shown in video RAM according to the time new information received at this time
It is shown in Figure 10 that time data is updated to the corresponding time data of the time new information, including：
S1001：The time data that display driver is indicated according to new information time, new information generated time；Such as
When current display time information is minute rank, it is assumed that the time data currently shown is 11:59, then it receives time update and disappears
After breath, generated time data are 12:00；
S1002：Time data to be shown in video RAM is replaced with generation by display driver
The time data.
S503：Display driver shows updated temporal information on the screen of terminal.
In the present embodiment, display driver by updated temporal information when being shown on the screen of terminal, can
Shown in a manner of number by by temporal information, can also the mode of traditional dial plate shown or two ways knot
Close display etc..
In addition, it is to be understood that in the present embodiment, when terminal puts out screen display, other than showing temporal information, may be used also
To show other information, such as missed call, information notice etc..The present embodiment may also display correspondence when showing temporal information
Date information, and be currently what day etc. information, specifically can be flexible according to user's current demand and concrete application scene
Setting, and User Defined can be supported to be arranged.
Temporal information provided in this embodiment puts out screen display control method, can temporal information put out screen display during, when
Detector can be updated when needing to be updated the time of display from clock directly to disappear to the update of display driver sending time
Breath does not need to the processor for frequently waking up terminal, can to avoid leading to the increase of power consumption because of frequent wake-up processor,
The standby time of terminal can be promoted, can also promote the utilization rate of terminal resource, and then promote the satisfaction of user experience.
Second embodiment：
For the present embodiment on the basis of above-described embodiment, data transfer mode is to provided by the invention in conjunction with used by terminal
Temporal information is put out screen display control method and is illustrated.
In the present embodiment, the data transfer mode that terminal uses includes two kinds, respectively Command patterns and Video
Pattern.
Video patterns, i.e. video mode, this operating mode is similar to traditional rgb interface, and processor needs lasting refresh
Display screen, due to not using dedicated data signal transmission synchronizing information, controlling signal and RGB data is led in the form of message
MIPI bus transfers are crossed, because processor needs that display screen is periodically flushed, display screen can need frame buffer；This transmission mould
Formula needs processor to continue refresh display, therefore is unfavorable for as the data transmission put out during screen is shown.
Command patterns, i.e.,：Command mode, the MIPI bus control units of processor can be used display command message come to
Display driver sends pixel data stream.The big frame buffers such as the display pixel number that there are one display drivers and shields
(i.e. GRAM, video RAM (Graphic Random-Access Memory)) stores all pixel datas
(data i.e. to be shown).Then start the display technology that panel refreshes automatically, once data are placed in the GRAM of display screen,
The timing controller of display driver just takes out data from GRAM, and they are shown on a display screen automatically.Processor
MIPI bus control units display screen need not be periodically flushed；At this time when screen display tableaux, constant (example inside picture
If the tableaux of current courier is 10:52, then 10:Just tableaux 10 is extracted in timing from GRAM before 53:52 when
Between data shown), at this moment the processor of terminal can be stopped, it is only necessary to which the data timing inside GRAM is exported to screen
Curtain, the processor (such as graphics processor GPU) of such terminal do not work, and just do not have to power consumption, reach power saving purpose.In this implementation
Eventually, the Command patterns that screen display just can be used above of putting out of terminal allow end to example then using the GRAM of display driver
The processor as center controlling platform is held to be stopped, the low power consumption requirement of breath screen is realized in power saving.But put out screen display in terminal
It is per minute to update once when temporal information carries out the transmission of time data using Command patterns above, that is, work as needs
Update shows content, just has to wake up processor, allows processor to provide the order of new information, causes to put out the power consumption under screen display
Rise because of the wake-up of processor.
In this regard, temporal information provided in this embodiment puts out screen display control method, in this example it is shown that the time updates
Condition setting is that timing time value reaches preset time display update interval threshold, and time showing update interval threshold can be set
It is set to 1 minute.At this point, temporal information put out screen display control method it is shown in Figure 11, including：
S1101：During terminal puts out screen display, the clock update detector in terminal detects that timing time value reaches
1 minute, directly to the display driver sending time new information of terminal.
Time new information in the present embodiment includes new time data, which can update detector by clock
It generates.In addition, it is to be understood that clock update detector in the present embodiment can pass through various circuits (such as integrated electricity
Road) display.
S1102：Time data in display driver extraction time new information.
S1103：The new time data that time data in GRAM is updated to get by display driver.
S1104：Display driver timing take-off time data from GRAM are shown on a display screen.
In the present embodiment, the time can be shown in digital form on a display screen.Shown in Figure 12, in the figure
The time currently shown is 4:20.It should be understood that in this example it is shown that the content for putting out screen display on screen can be only
Including temporal information, can also be showed date information, information reminding, incoming information etc. according to actual demand certainly.For example, ginseng
As shown in Figure 13, then show that missed call number is 2 shown in the figure simultaneously, the item number of unread short messages is 6.Specifically, processing
Device then sends people of unread information item number and updates information to display driver, display screen driving after detecting a people of unread information
Device then shows current people of unread information item number on a display screen.
In addition, it is to be understood that the information such as temporal information, missed call number, people of unread information item number in the present embodiment
Position, pattern for being particularly shown on a display screen etc. can flexibly be set.
In the present embodiment on terminal display screen, screen can be put out and show temporal information, and use is shown while alternative
The interested other information in family shows that the update of temporal information needs not move through activation eventually during showing temporal information
The processor at end, and can detector directly be updated to display driver sending time new information by clock, processor can
Only just waken up when there is new message to reach, so that the processor of terminal need not be frequently waken up, it is whole to reach
A terminal puts out the purpose of the lower system more power saving of screen display, and then promotes the satisfaction of user experience.
3rd embodiment：
A kind of terminal is present embodiments provided, it is shown in Figure 14, including temporal information puts out screen display control circuit,
In, it includes clock update detector 1410 and display driver 1411 that temporal information, which puts out screen display control circuit,；It may also include
The processor 1412 being connect with display driver 1411.
Clock update detector 1410 is used to during terminal puts out screen display, detect display time update condition triggering
Afterwards, directly to 1411 sending time new information of the display driver of terminal.Clock updates detector 1410 in the present embodiment
It can specifically be realized by various circuits, including but not limited to each IC.Such as it can specifically pass through MCU (Microcontroller
Unit)/CPLD (Complex Programmable Logic Device)/FPGA (Field-Programmable Gate
) etc. Array the processing unit of compositions is realized, and it can have memory space or support extension storage space；And the clock is more
New detector 1410 can be integrally disposed in processor 1412, can also be integrally disposed in display driver 1411,
It can be independently of being separately provided except processor 1412 and display driver 1411.Shown in Figure 15, clock in Figure 15
It updates detector to realize by MCU and Flash, and integrally disposed in display driver.Shown in Figure 16, Figure 16
Middle clock update detector is realized by CPLD and Flash, and is independently disposed to except display driver and processor.
In a kind of example in the present embodiment, clock update detection implement body may include timer and message transmission circuit
Two parts functional circuit, wherein：
Timer obtains current timing time value for carrying out timing；
Message transmission circuit is used for when timing time value is equal to preset time display update interval threshold, directly to terminal
Display driver sending time new information, and timer is reset into reclocking.
Display driver 1411 is used for according to the current temporal information to be shown of time new information update, and will update
Temporal information afterwards is shown on the screen of the terminal.Display driver 1411 in the present embodiment can be directly sharp
IC is driven with existing display screen in terminal, the circuit of function shown in new realization the various embodiments described above can also be set, specifically
Can flexibly it be arranged according to concrete application.
In the present embodiment, it further includes for storing current data to be shown that temporal information, which puts out screen display control circuit,
Video RAM GRAM, GRAM can be set in display driver 1411；
Display driver 1411 is used for the image random access memory of terminal according to the time new information that receives
Time data to be shown is updated to the corresponding time data of time new information in device, and periodically by image random access memory
Current data to be shown extract in device is shown on a display screen.Temporal information is shown on the screen of terminal
When, temporal information can be shown in a manner of number, can also the mode of traditional dial plate shown or two kinds of sides
Formula combines display；And in the present embodiment, when terminal puts out screen display, other than showing temporal information, other letters can also be shown
The interested information of other users such as breath, such as missed call, information notice.Shown in Figure 17, currently shown in the figure
The time shown be 8 points 35 minutes, and shown in a manner of dial plate.Also show 8 days October on date and Saturday simultaneously.Separately
Outside, in this example it is shown that temporal information may also display to second grade, such as in Figure 17, the temporal information of specific second grade
When, time of display be 8 points 34 seconds 35 minutes.
The temporal information provided through this embodiment puts out screen display control circuit, terminal during putting out screen display, if
When having display temporal information, the clock that screen display control circuit can be directly put out by temporal information updates detector to display screen drive
Dynamic device sending time new information, and no longer it is the transmission that time new information is realized by the processor of activated terminals, this reality
Apply the processor of terminal in example only can just wake up when there is new message to reach during putting out screen display, to reach entire end
The purpose for putting out the lower system more power saving of screen display at end, can promote the standby time of terminal, can also promote the utilization rate of terminal resource,
And then promote the satisfaction of user experience.
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements include not only those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including this
There is also other identical elements in the process of element, method, article or device.
The embodiments of the present invention are for illustration only, can not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical scheme of the present invention substantially in other words does the prior art
Going out the part of contribution can be expressed in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited in above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (10)
1. a kind of temporal information puts out screen display control method, which is characterized in that the temporal information puts out screen display control method packet
It includes：
During terminal puts out screen display, the clock update detector in the terminal detects display time update condition triggering
Afterwards, directly to the display driver sending time new information of the terminal；
The display driver is according to the current temporal information to be shown of time new information update；
The display driver shows updated temporal information on the screen of the terminal.
2. temporal information as described in claim 1 puts out screen display control method, which is characterized in that the display driver root
Include according to the current temporal information to be shown of time new information update：
The display driver will wait showing according to the time new information in the video RAM of the terminal
The time data shown is updated to the corresponding time data of the time new information；
Updated temporal information is carried out display by the display driver on the screen of the terminal：
Current data to be shown in described image random access memory are extracted and are carried out on the display screen by timing
Display.
3. temporal information as claimed in claim 2 puts out screen display control method, which is characterized in that the time new information packet
Include the corresponding time data of current time；
The display driver is according to the time new information by time number to be shown in video RAM
Include according to the corresponding time data of the time new information is updated to：
The display driver obtains time data from the time new information；
The display driver, which replaces with time data to be shown in described image random access memory, to be got
The time data.
4. temporal information as claimed in claim 2 puts out screen display control method, which is characterized in that the display driver root
Time data to be shown in video RAM the time update is updated to according to the time new information to disappear
Ceasing corresponding time data includes：
The display driver generates the time data of the time new information instruction according to the time new information；
Time data to be shown in described image random access memory is replaced with the institute of generation by the display driver
State time data.
5. claim 1-4 any one of them temporal informations put out screen display control method, which is characterized in that the clock update
Detector detection show time update condition whether trigger including：
The clock update detector judges whether current timing time value is equal to preset time display update interval threshold, such as
It is that judgement shows the triggering of time update condition, and the timing time value is reset reclocking.
6. a kind of temporal information puts out screen display control circuit, which is characterized in that the temporal information puts out screen display control circuit packet
Include the clock update detector and display driver being set in terminal；
The clock update detector is used to during the terminal puts out screen display, detect display time update condition triggering
Afterwards, directly to the display driver sending time new information of the terminal；
The display driver is used for according to the current temporal information to be shown of time new information update, and will update
Temporal information afterwards is shown on the screen of the terminal.
7. temporal information as claimed in claim 6 puts out screen display control circuit, which is characterized in that further include current for storing
The video RAM of data to be shown；
The display driver is used for will be in the video RAM of the terminal according to the time new information
Time data to be shown is updated to the corresponding time data of the time new information；And periodically by described image arbitrary access
Current data to be shown extract in memory is shown on the display screen.
8. temporal information as claimed in claims 6 or 7 puts out screen display control circuit, which is characterized in that the clock update inspection
It includes timer and message transmission circuit to survey device；
The timer obtains current timing time value for carrying out timing；
The message transmission circuit be used for the timing time value be equal to preset time display update interval threshold when, directly to
The display driver sending time new information of the terminal, and the timer is reset into reclocking.
9. a kind of terminal, which is characterized in that put out screen display control electricity including such as claim 6-8 any one of them temporal information
Road.
10. terminal as claimed in claim 9, which is characterized in that the terminal further includes being connect with the display driver
Processor；
Clock update detector is integrally disposed in the processor or integrally disposed in the display driver,
Or it is independently disposed to except the processor and the display driver.
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| CN201810088234.4A CN108449488A (en) | 2018-01-30 | 2018-01-30 | Temporal information puts out screen display control method, circuit and terminal |
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| CN201810088234.4A CN108449488A (en) | 2018-01-30 | 2018-01-30 | Temporal information puts out screen display control method, circuit and terminal |
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| CN115454230A (en) * | 2022-10-10 | 2022-12-09 | 苇创微电子(上海)有限公司 | Method for reducing power consumption of driving chip for information screen display and display system |
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