CN107644624A - A kind of method, device and mobile terminal for handling display screen backlight - Google Patents
A kind of method, device and mobile terminal for handling display screen backlight Download PDFInfo
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- CN107644624A CN107644624A CN201710909141.9A CN201710909141A CN107644624A CN 107644624 A CN107644624 A CN 107644624A CN 201710909141 A CN201710909141 A CN 201710909141A CN 107644624 A CN107644624 A CN 107644624A
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- display screen
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- screen backlight
- optoelectronic sensor
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Abstract
The invention discloses a kind of method, apparatus and mobile terminal for handling display screen backlight, including：Received display screen backlight is converted into electric energy by optoelectronic sensor, wherein, the optoelectronic sensor is set in advance in corresponding display screen and can received on the position of the display screen backlight；The electric energy that storage conversion obtains.The present invention stores the electric energy that conversion obtains by the way that display screen backlight is converted into electric energy, realizes and carries out effective recycling to display screen backlight, so as to greatly extend stand-by time, while has reached the purpose of energy-conserving and environment-protective.
Description
Technical field
The present invention relates to, but not limited to technical field of mobile terminals, more particularly to a kind of side for handling display screen backlight
Method, device and mobile terminal.
Background technology
With increasing for intelligent mobile terminal function, the prompting for the various friendly of user is indispensable.Than
As logged in whether successful, network connection can use, or it is whether electricity is too low etc..The user that exists for of these promptings makes
Greatest help is provided with the various guiding operation during mobile terminal.
LCD modules (LCM, LCD Module) refer to liquid crystal display device, connector, control and the peripheral electricity such as driving
The component that road, PCB, backlight, structural member etc. are assembled together.
Fig. 1 is traditional LCM stacking figures.As shown in Figure 1, at present LCM specifically by upper polaroid 1, color filter film 2, TFT
Glass 3, down polaroid 4, black and white shading rubber belt 5, upper bright enhancement film 6, lower bright enhancement film 7, diffusion sheet 8, light guide plate 9, reflector plate 10, glue
Frame 11, lower chase 12, IC13, main FPC14 and backlight FPC15 compositions, wherein, the effect of glue frame 11 is fixed various membrane materials, is made
Stacked in a different order, the effect of lower chase 12 is to strengthen to support various membrane materials.
As shown in Figures 2 and 3, when not having chase, whole the LCM back side and side are hairs for the LCM back side and side
Light, this part light is referred to as display screen backlight, and it is not recycled effectively in current mobile product, and
Display screen backlight account for more than the 80% of whole display power consumption at present, will if this portion of energy can be recycled effectively
Greatly extend stand-by time.At present the LCM back sides of mobile product and side just using light screening material come carry out shading and
Extinction, do not recycle effectively.
How display screen backlight is effectively recycled, so as to extend stand-by time, while reach energy-saving ring
The purpose of guarantor, also without the solution of correlation in currently available technology.
The content of the invention
It is a primary object of the present invention to propose a kind of method, apparatus and mobile terminal for handling display screen backlight, energy
It is enough that display screen backlight is effectively recycled, so as to greatly extend stand-by time, while reach energy-saving ring
The purpose of guarantor.
To achieve the above object, the embodiments of the invention provide a kind of method for handling display screen backlight, including：
Received display screen backlight is converted into electric energy by optoelectronic sensor, wherein, the optoelectronic sensor
Being set in advance in corresponding display screen can receive on the position of the display screen backlight；
The electric energy that storage conversion obtains.
Alternatively, the display screen is LCM, and the LCM includes chase；
Wherein, the optoelectronic sensor, which is set in advance in corresponding display screen, can receive the display screen backlight
Include on position：The optoelectronic sensor is set on the inner surface of LCM chase and/or side.
Alternatively, the optoelectronic sensor is made up of photoelectric material.
Alternatively, the optoelectronic sensor includes photodiode.
The embodiment of the present invention additionally provides a kind of device for handling display screen backlight, and the device includes：
Conversion unit, including optoelectronic sensor, it is arranged to received display screen backlight being converted into electric energy, its
In, the optoelectronic sensor is set in advance in corresponding display screen and can received on the position of the display screen backlight；
Processing unit, it is arranged to the electric energy that storage conversion obtains；
Alternatively,
The display screen is LCM, and the LCM includes chase, and the optoelectronic sensor is arranged on the interior of LCM chase
On surface and/or side.
Alternatively,
The optoelectronic sensor includes photodiode.
The embodiment of the present invention additionally provides a kind of mobile terminal, includes the device of above-mentioned processing display screen backlight.
Technical scheme proposed by the present invention includes：Received display screen backlight is converted into electricity by optoelectronic sensor
Can, wherein, the optoelectronic sensor, which is set in advance in corresponding display screen, can receive the position of the display screen backlight
On；The electric energy that storage conversion obtains.The present invention stores the electricity that conversion obtains by the way that display screen backlight is converted into electric energy
Can, realize and effective recycling is carried out to display screen backlight, so as to greatly extend stand-by time, while reached section
The purpose of energy environmental protection.
Brief description of the drawings
Fig. 1 is that traditional LCM stacks figure；
Fig. 2 is the schematic diagram of traditional LCM back side illuminateds；
Fig. 3 is the schematic diagram that traditional LCM surroundings light；
Fig. 4 is the hardware architecture diagram for realizing each one optional mobile terminal of embodiment of the present invention；
Fig. 5 is the wireless communication system schematic diagram of the mobile terminal in Fig. 1 of the present invention；
Fig. 6 is the flow chart that the present invention realizes the method for handling display screen backlight；
Fig. 7 is photovoltaic principals schematic diagram of the present invention；
Fig. 8 is the schematic diagram that display screen backlight luminous energy recycling of the present invention is power storage；
Fig. 9 is the composition structural representation that the present invention realizes the device for handling display screen backlight.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
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.
Describe to realize the mobile terminal of each embodiment of the present invention referring now to accompanying drawing.In follow-up description, use
For represent element such as " module ", " part " or " unit " suffix only for be advantageous to the present invention explanation, itself
Not specific meaning.Therefore, " module " can be used mixedly with " part ".
Mobile terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as moving
Phone, smart phone, notebook computer, digit broadcasting receiver, PDA (personal digital assistant), PAD (tablet personal computer), PMP
The mobile terminal of (portable media player), guider etc. and such as digital TV, desktop computer etc. are consolidated
Determine terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that except being used in particular for moving
Outside the element of purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Fig. 1 is the hardware configuration signal for realizing each one optional mobile terminal of embodiment of the present invention.
Mobile terminal 100 can include wireless communication unit 110, A/V (audio/video) input block 120, user's input
Unit 130, sensing unit 140, output unit 150, memory 160, interface unit 170, controller 180 and power subsystem 190
Etc..Fig. 1 shows the mobile terminal with various assemblies, it should be understood that being not required for implementing all groups shown
Part.More or less components can alternatively be implemented.The element of mobile terminal will be discussed in more detail below.
Wireless communication unit 110 generally includes one or more assemblies, and it allows mobile terminal 100 and wireless communication system
Or the radio communication between network.For example, wireless communication unit can include broadcasting reception module 111, mobile communication module
112nd, it is at least one in wireless Internet module 113, short range communication module 114 and location information module 115.
Broadcasting reception module 111 receives broadcast singal and/or broadcast via broadcast channel from external broadcast management server
Relevant information.Broadcast channel can include satellite channel and/or terrestrial channel.Broadcast management server can be generated and sent
The broadcast singal and/or broadcast related information that the server or reception of broadcast singal and/or broadcast related information generate before
And send it to the server of terminal.Broadcast singal can include TV broadcast singals, radio signals, data broadcasting
Signal etc..Moreover, broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast phase
Closing information can also provide via mobile communications network, and in this case, broadcast related information can be by mobile communication mould
Block 112 receives.Broadcast singal can exist in a variety of manners, for example, it can be with DMB (DMB) electronics
Program guide (EPG), digital video broadcast-handheld (DVB-H) electronic service guidebooks (ESG) etc. form and exist.Broadcast
Receiving module 111 can be broadcasted by using various types of broadcast system reception signals.Especially, broadcasting reception module 111
Can be wide by using such as multimedia broadcasting-ground (DMB-T), DMB-satellite (DMB-S), digital video
Broadcast-hold (DVB-H), forward link media (MediaFLO@) Radio Data System, received terrestrial digital broadcasting integrated service
Etc. (ISDB-T) digit broadcasting system receives digital broadcasting.Broadcasting reception module 111, which may be constructed such that, to be adapted to provide for extensively
Broadcast the various broadcast systems of signal and above-mentioned digital broadcasting system
System.The broadcast singal and/or broadcast related information received via broadcasting reception module 111 can be stored in memory
In 160 (or other types of storage mediums).
Mobile communication module 112 sends radio signals to base station (for example, access point, node B etc.), exterior terminal
And at least one in server and/or receive from it radio signal.Such radio signal can lead to including voice
Talk about signal, video calling signal or the various types of data for sending and/or receiving according to text and/or Multimedia Message.
Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.The module can be internally or externally
It is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by the module can include WLAN (WLAN) (Wi-Fi), Wibro
(WiMAX), Wimax (worldwide interoperability for microwave accesses), HSDPA (high-speed downlink packet access) etc..
Short range communication module 114 is the module for supporting junction service.Some examples of short-range communication technology include indigo plant
ToothTM, radio frequency identification (RFID), Infrared Data Association (IrDA), ultra wide band (UWB), purple honeybeeTMEtc..
Location information module 115 is the module for checking or obtaining the positional information of mobile terminal.Location information module
Typical case be GPS (global positioning system).According to current technology, GPS module 115 calculates and comes from three or more satellites
Range information and correct time information and for the Information application triangulation of calculating, so as to according to longitude, latitude
Highly accurately calculate three-dimensional current location information.Currently, defended for the method for calculation position and temporal information using three
Star and the position calculated by using other satellite correction and the error of temporal information.In addition, GPS module 115
Can be by Continuous plus current location information in real time come calculating speed information.
A/V input blocks 120 are used to receive audio or video signal.A/V input blocks 120 can include the He of camera 121
Microphone 122, camera 121 in video acquisition mode or image capture mode by image capture apparatus obtain static images
Or the view data of video is handled.Picture frame after processing may be displayed on display unit 151.Handled through camera 121
Picture frame afterwards can be stored in memory 160 (or other storage mediums) or be sent out via wireless communication unit 110
Send, two or more cameras 1210 can be provided according to the construction of mobile terminal.Microphone 122 can telephone calling model,
Sound (voice data) is received via microphone in logging mode, speech recognition mode etc. operational mode, and can be by this
The acoustic processing of sample is voice data.Audio (voice) data after processing can be converted in the case of telephone calling model
The form output of mobile communication base station can be sent to via mobile communication module 112.Microphone 122 can be implemented various types of
Noise eliminate (or suppress) algorithm with eliminate (or suppression) during receiving and sending audio signal caused noise or
Interference.
User input unit 130 can control each of mobile terminal according to the order generation key input data that user inputs
Kind operation.User input unit 130 allows user to input various types of information, and can include keyboard, metal dome, touch
Plate (for example, sensitive component of detection change of resistance, pressure, electric capacity etc. caused by being touched), roller, rocking bar etc.
Deng.Especially, when touch pad is superimposed upon on display unit 151 in the form of layer, touch-screen can be formed.
Sensing unit 140 detects the current state of mobile terminal 100, (for example, mobile terminal 100 opens or closes shape
State), the presence or absence of the contact (that is, touch input) of the position of mobile terminal 100, user for mobile terminal 100, mobile terminal
100 orientation, the acceleration or deceleration movement of mobile terminal 100 and direction etc., and generate for controlling mobile terminal 100
The order of operation or signal.For example, when mobile terminal 100 is embodied as sliding-type mobile phone, sensing unit 140 can sense
The sliding-type phone is opening or closing.In addition, sensing unit 140 can detect power subsystem 190 whether provide electric power or
Whether person's interface unit 170 couples with external device (ED).Sensing unit 140, which can include proximity transducer 1410, to be combined below
This is described touch-screen.
Interface unit 170 is connected the interface that can pass through as at least one external device (ED) with mobile terminal 100.For example,
External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing
Line FPDP, 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..Identification module can be that storage is used to verify that user uses each of mobile terminal 100
Plant information and subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM) can be included
Etc..In addition, the device with identification module can (hereinafter referred to as " identification device ") take the form of smart card, therefore, know
Other device can be connected via port or other attachment means with mobile terminal 100.Interface unit 170 can be used for reception and come from
The input (for example, data message, electric power etc.) of external device (ED) and the input received is transferred in mobile terminal 100
One or more elements can be used for transmitting data between mobile terminal and external device (ED).
In addition, when mobile terminal 100 is connected with external base, interface unit 170 may be used as allowing by it by electricity
Power provides to the path of mobile terminal 100 from base or may be used as allowing to pass through it from the various command signals that base inputs
It is transferred to the path of mobile terminal.It may be used as being used to identify that mobile terminal is from the various command signals or electric power of base input
The no signal being accurately fitted within base.Output unit 150 is configured to defeated with the offer of vision, audio and/or tactile manner
Go out signal (for example, audio signal, vision signal, alarm signal, vibration signal etc.).Output unit 150 can include display
Unit 151, dio Output Modules 152, alarm unit 153 etc..
Display unit 151 may be displayed in mobile terminal 100 information handled.For example, when mobile terminal 100 is in electricity
When talking about call mode, display unit 151 can be shown with conversing or other communicating (for example, text messaging, multimedia file
Download etc.) related user interface (UI) or graphic user interface (GUI).When mobile terminal 100 is in video calling pattern
Or during image capture mode, display unit 151 can show the image of capture and/or the image of reception, show video or figure
UI or GUI of picture and correlation function etc..
Meanwhile when display unit 151 and touch pad in the form of layer it is superposed on one another to form touch-screen when, display unit
151 may be used as input unit and output device.Display unit 151 can include liquid crystal display (LCD), thin film transistor (TFT)
In LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc. at least
It is a kind of.Some in these displays may be constructed such that transparence to allow user to be watched from outside, and this is properly termed as transparent
Display, typical transparent display can be, for example, TOLED (transparent organic light emitting diode) display etc..According to specific
Desired embodiment, mobile terminal 100 can include two or more display units (or other display devices), for example, moving
Dynamic terminal can include outernal display unit (not shown) and inner display unit (not shown).Touch-screen can be used for detection to touch
Input pressure and touch input position and touch input area.
Dio Output Modules 152 can mobile terminal be in call signal reception pattern, call mode, logging mode,
It is receiving or in memory 160 by wireless communication unit 110 when under the isotypes such as speech recognition mode, broadcast reception mode
The voice data transducing audio signal of middle storage and to export be sound.Moreover, dio Output Modules 152 can provide and movement
The audio output (for example, call signal receives sound, message sink sound etc.) for the specific function correlation that terminal 100 performs.
Dio Output Modules 152 can include loudspeaker, buzzer etc..
Alarm unit 153 can provide output so that event is notified to mobile terminal 100.Typical event can be with
Including calling reception, message sink, key signals input, touch input etc..In addition to audio or video exports, alarm unit
153 can provide output in a different manner with the generation of notification event.For example, alarm unit 153 can be in the form of vibration
There is provided output, when receive calling, message or some it is other enter communication (incomingcommunication) when, alarm list
Member 153 can provide tactile output (that is, vibrating) to notify to user.Exported by tactile as offer, even in
When the mobile phone of user is in the pocket of user, user also can recognize that the generation of various events.Alarm unit 153
The output of the generation of notification event can be provided via display unit 151 or dio Output Modules 152.
Memory 160 can store software program of the processing performed by controller 180 and control operation etc., Huo Zheke
Temporarily to store oneself data (for example, telephone directory, message, still image, video etc.) through exporting or will export.And
And memory 160 can store the vibration of various modes on being exported when touching and being applied to touch-screen and audio signal
Data.
Memory 160 can include the storage medium of at least one type, and the storage medium includes flash memory, hard disk, more
Media card, card-type memory (for example, SD or DX memories etc.), random access storage device (RAM), static random-access storage
Device (SRAM), read-only storage (ROM), Electrically Erasable Read Only Memory (EEPROM), programmable read only memory
(PROM), magnetic storage, disk, CD etc..Moreover, mobile terminal 100 can be with performing memory by network connection
The network storage device cooperation of 160 store function.
Controller 180 generally controls the overall operation of mobile terminal.For example, controller 180 performs and voice call, data
Communication, video calling etc. related control and processing.In addition, controller 180 can include being used to reproduce (or playback) more matchmakers
The multi-media module 1810 of volume data, multi-media module 1810 can be constructed in controller 180, or be can be structured as and controlled
Device 180 processed separates.Controller 180 can be with execution pattern identifying processing, by the handwriting input performed on the touchscreen or figure
Piece draws input and is identified as character or image.
Power subsystem 190 receives external power or internal power under the control of controller 180 and provides operation each member
Appropriate electric power needed for part and component.
Various embodiments described herein can be with use such as computer software, hardware or its any combination of calculating
Machine computer-readable recording medium is implemented.Implement for hardware, embodiment described herein can be by using application-specific IC
(ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can
Programming gate array (FPGA), processor, controller, microcontroller, microprocessor, it is designed to perform function described herein
At least one of electronic unit is implemented, and in some cases, such embodiment can be implemented in controller 180.
For software implementation, the embodiment of such as process or function can be with allowing to perform the single of at least one function or operation
Software module is implemented.Software code can by the software application (or program) write with any appropriate programming language Lai
Implement, software code can be stored in memory 160 and be performed by controller 180.
So far, oneself according to its function through describing mobile terminal.Below, for the sake of brevity, will description such as folded form,
Slide type mobile terminal in various types of mobile terminals of board-type, oscillating-type, slide type mobile terminal etc., which is used as, to be shown
Example.Therefore, the present invention can be applied to any kind of mobile terminal, and be not limited to slide type mobile terminal.
Mobile terminal 100 as shown in Figure 1 may be constructed such that using via frame or packet transmission data it is all if any
Line and wireless communication system and satellite-based communication system operate.
The communication system that can be wherein operated according to the mobile terminal of the present invention referring now to Fig. 2 descriptions.
Such communication system can use different air interface and/or physical layer.For example, used by communication system
Air interface includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) and universal mobile communications system
System (UMTS) (especially, Long Term Evolution (LTE)), global system for mobile communications (GSM) etc..As non-limiting example, under
The description in face is related to cdma communication system, but such teaching is equally applicable to other types of system.
With reference to figure 2, cdma wireless communication system can include multiple mobile terminals 100, multiple base stations (BS) 270, base station
Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is configured to and Public Switched Telephony Network (PSTN)
290 form interface.MSC280 is also structured to form interface with the BSC275 that can be couple to base station 270 via back haul link.
If back haul link can construct according to any of interface that Ganji knows, the interface includes such as E1/T1, ATM, IP,
PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system can include multiple BSC2750 as shown in Figure 2.
Each BS270 can service one or more subregions (or region), by multidirectional antenna or the day of sensing specific direction
Each subregion of line covering is radially away from BS270.Or each subregion can be by two or more for diversity reception
Antenna covers.Each BS270, which may be constructed such that, supports multiple frequency distribution, and each frequency distribution has specific frequency spectrum
(for example, 1.25MHz, 5MHz etc.).
What subregion and frequency were distributed, which intersects, can be referred to as CDMA Channel.BS270 can also be referred to as base station transceiver
System (BTS) or other equivalent terms.In this case, term " base station " can be used for broadly representing single
BSC275 and at least one BS270.Base station can also be referred to as " cellular station ".Or specific BS270 each subregion can be claimed
For multiple cellular stations.
With reference to figure 2, cdma wireless communication system can include multiple mobile terminals 100, multiple base stations (BS) 270, base station
Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is configured to and Public Switched Telephony Network (PSTN)
290 form interface.MSC280 is also structured to form interface with the BSC275 that can be couple to base station 270 via back haul link.
If back haul link can construct according to any of interface that Ganji knows, the interface includes such as E1/T1, ATM, IP,
PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system can include multiple BSC2750 as shown in Figure 2.
Each BS270 can service one or more subregions (or region), by multidirectional antenna or the day of sensing specific direction
Each subregion of line covering is radially away from BS270.Or each subregion can be by two or more for diversity reception
Antenna covers.Each BS270, which may be constructed such that, supports multiple frequency distribution, and each frequency distribution has specific frequency spectrum
(for example, 1.25MHz, 5MHz etc.).
What subregion and frequency were distributed, which intersects, can be referred to as CDMA Channel.BS270 can also be referred to as base station transceiver
System (BTS) or other equivalent terms.In this case, term " base station " can be used for broadly representing single
BSC275 and at least one BS270.Base station can also be referred to as " cellular station ".Or specific BS270 each subregion can be claimed
For multiple cellular stations.
As shown in Figure 2, broadcast singal is sent to the mobile terminal operated in system by broadcsting transmitter (BT) 295
100.Broadcasting reception module 111 as shown in Figure 1 is arranged at mobile terminal 100 to receive the broadcast sent by BT295
Signal.In fig. 2 it is shown that several global positioning system (GPS) satellites 300.Satellite 300 helps to position multiple mobile terminals
It is at least one in 100.
In fig. 2, multiple satellites 300 are depicted, it is understood that, any number of satellite can be utilized to obtain useful
Location information.GPS module 115 as shown in Figure 1 is generally configured to coordinate with satellite 300 to be believed with obtaining desired positioning
Breath.Substitute GPS tracking techniques or outside GPS tracking techniques, the other of the position that can track mobile terminal can be used
Technology.In addition, at least one gps satellite 300 can optionally or additionally handle satellite dmb transmission.
As a typical operation of wireless communication system, BS270 receives the reverse link from various mobile terminals 100
Signal.Mobile terminal 100 generally participates in call, information receiving and transmitting and other types of communication.Certain base station 270 receives each anti-
Handled to link signal in specific BS270.The data of acquisition are forwarded to the BSC275 of correlation.BSC provides call
Resource allocation and the mobile management function of coordination including the soft switching process between BS270.The number that BSC275 will also be received
According to being routed to
MSC280, it provides the extra route service for forming interface with PSTN290.Similarly,
PSTN290 and MSC280 forms interface, and MSC and BSC275 forms interface, and BSC275 correspondingly controls BS270
So that forward link signals are sent into mobile terminal 100.
Based on above-mentioned mobile terminal hardware configuration and communication system, each embodiment of the inventive method is proposed.
Fig. 6 is the flow chart of the method for present invention processing display screen backlight, as shown in fig. 6, comprising the following steps：
Step 601：Received display screen backlight is converted into electric energy by optoelectronic sensor；
Wherein, the optoelectronic sensor, which is set in advance in corresponding display screen, can receive the display screen backlight
On position.
Wherein, the display screen can be LCM, in the prior art, LCM can specifically by upper polaroid, color filter film,
TFT glass, down polaroid, black and white shading rubber belt, upper bright enhancement film, lower bright enhancement film, diffusion sheet, light guide plate, reflector plate, glue frame, under
Chase, IC, main FPC and backlight FPC compositions, the effect of wherein chase are to strengthen to support various membrane materials.Because the LCM back sides are not having
When chase, the LCM whole back side and side are luminous, if set on the inner surface of LCM chase and/or side
The optoelectronic sensors such as the photodiode being made up of photoelectric material, then the optoelectronic sensor will absorb from LCM tables
The light that face and/or side are shot out.
Step 602：The electric energy that storage conversion obtains.
Specifically, as described in step 601, the optoelectronic sensor can be photodiode, be arranged at LCM chase
Photodiode on inner surface and/or side, which can absorb, comes from the light that LCM surfaces and/or side are shot out, and can be with
This part light is converted into electric energy, detailed process is：As shown in fig. 7, when illumination is mapped to by P, N-type two kinds of different conduction-types
When on the photodiode battery that homogeneity semi-conducting material is formed, a portion light is reflected, and a part of light is absorbed,
Some light passes through cell piece.Absorbed luminous energy excites the electronics under bound high level state, produces electricity
Son-hole, under the built in field effect of PN junction, electronics, hole are mutually moved, and the hole in N areas is moved to P areas, the electricity in P areas
Son moves to N areas, the smooth surface on photodiode battery is had a large amount of negative electrical charges (electronics) accumulation, and in the shady face of battery
There is a large amount of positive charges (hole) accumulation.If connecting load at battery both ends, just there is electric current in load by when light irradiates always
When, load continuously will have electric current to flow through.
In step 601, by optoelectronic sensor (such as：Photodiode) received display screen backlight is turned
Turn to electric energy, and if this part electric energy can not be circulated and recycled by mobile terminal, then be equally not up to energy-saving ring
Protect and extend the purpose of stand-by time.
In order to store the electric energy being converted into as the display screen backlight received by optoelectronic sensor, can be stored
Realized onto the battery of mobile terminal, and by concrete mode as shown in Figure 8.Due to how will belong in electrical power storage to battery
In prior art, therefore do not limited, be will not be repeated here in the present invention.
Fig. 9 is the composition structural representation that the present invention realizes the device for handling display screen backlight, as shown in figure 9, including：
Conversion unit, processing unit, wherein,
Conversion unit, including optoelectronic sensor, it is arranged to received display screen backlight being converted into electric energy, its
In, the optoelectronic sensor is set in advance in corresponding display screen and can received on the position of the display screen backlight；
Processing unit, it is arranged to the electric energy that storage conversion obtains.
Specifically, the display screen is LCM, and the LCM includes chase, and the optoelectronic sensor is arranged on LCM chase
On inner surface and/or side.
The optoelectronic sensor is made up of photoelectric material, including photodiode.
The present invention also provides a kind of mobile device, includes the dress of the processing display screen backlight described in any of the above-described
Put.
This point it is emphasized that in the present invention, set on the position by the way that display screen backlight can be received in display screen
Received display screen backlight is converted into electric energy by optoelectronic sensor, optoelectronic sensor, and will by control circuit
Optoelectronic sensor is connected with the battery on mobile terminal, makes by the electrical power storage that display screen backlight is converted into battery
On, so as to effectively be recycled to display screen backlight, so as to greatly extend stand-by time, reach simultaneously
The purposes of energy-conserving and environment-protective.
It should be noted that herein, term " comprising ", "comprising" 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 not only include those key elements, and
And also include the other element being not expressly set out, or also include for this process, method, article or device institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Other identical element also be present in the process of key element, method, article or device.
The embodiments of the present invention are for illustration only, do 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 such understanding, technical scheme is substantially done to prior art in other words
Going out the part of contribution can be embodied in the form of software product, and the computer software product is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions to cause a station terminal (can be mobile phone, computer, service
Device, air conditioner, or network equipment etc.) perform method described in each embodiment of the present invention.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (8)
- A kind of 1. method for handling display screen backlight, it is characterised in that including：Received display screen backlight is converted into electric energy by optoelectronic sensor, wherein, the optoelectronic sensor is advance Being arranged on corresponding display screen can receive on the position of the display screen backlight；The electric energy that storage conversion obtains.
- 2. according to the method for claim 1, it is characterised in that the display screen is LCM, and the LCM includes chase；Wherein, the optoelectronic sensor, which is set in advance in corresponding display screen, can receive the position of the display screen backlight On include：The optoelectronic sensor is set on the inner surface of LCM chase and/or side.
- 3. method according to claim 1 or 2, it is characterised in that the optoelectronic sensor is made up of photoelectric material.
- 4. according to the method for claim 3, it is characterised in that the optoelectronic sensor includes photodiode.
- 5. a kind of device for handling display screen backlight, it is characterised in that the device includes：Conversion unit, including optoelectronic sensor, it is arranged to received display screen backlight being converted into electric energy, wherein, The optoelectronic sensor is set in advance in corresponding display screen and can received on the position of the display screen backlight；Processing unit, it is arranged to the electric energy that storage conversion obtains.
- 6. device according to claim 5, it is characterised in thatThe display screen is LCM, and the LCM includes chase, and the optoelectronic sensor is arranged on the inner surface of LCM chase And/or on side.
- 7. the device according to claim 5 or 6, it is characterised in thatThe optoelectronic sensor includes photodiode.
- 8. a kind of mobile terminal, it is characterised in that including the processing display screen backlight described in any one of claim 5~7 Device.
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| CN201710909141.9A CN107644624A (en) | 2017-09-29 | 2017-09-29 | A kind of method, device and mobile terminal for handling display screen backlight |
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| CN201710909141.9A CN107644624A (en) | 2017-09-29 | 2017-09-29 | A kind of method, device and mobile terminal for handling display screen backlight |
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