CN107633821B - Screen backlight lamp mould group, display screen module and terminal - Google Patents
Screen backlight lamp mould group, display screen module and terminal Download PDFInfo
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- CN107633821B CN107633821B CN201710868804.7A CN201710868804A CN107633821B CN 107633821 B CN107633821 B CN 107633821B CN 201710868804 A CN201710868804 A CN 201710868804A CN 107633821 B CN107633821 B CN 107633821B
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Abstract
Present disclose provides a kind of screen backlight lamp mould group, display screen module and terminals, belong to technical field of liquid crystal display.The screen backlight lamp mould group includes: the first lamp string and the second lamp string；It include the lamp unit for the first numerical value being connected in series in first lamp string；It include the lamp unit for the second value being connected in series in second lamp string；Wherein, first numerical value is less than the second value；The interspersed arrangement of first lamp string and second lamp string, at least one the lamp unit being provided between two neighboring lamp unit in first lamp string in second lamp string；First lamp string is lighted in the case where breath shields display pattern, and second lamp string is in OFF state in the case where the breath shields display pattern.The disclosure, which has achieved the effect that reduce, to consume energy, and improves the cruising ability of terminal.
Description
Technical field
This disclosure relates to technical field of liquid crystal display more particularly to a kind of screen backlight lamp mould group, display screen module and end
End.
Background technique
With the development of LCD technology, at the terminal using liquid crystal display (Liquid Crystal Display,
Abbreviation LCD) it is more and more common.Fig. 1 shows traditional LCD backlight lamp mould group.The LCD backlight lamp mould group includes 12 lamps, point
For two cluster of lamps, ornamental of AB, with the lamp of identical quantity on every string, and two cluster of lamps, ornamental of AB, one the first from left is right is distributed on LCD.And for end
For end, energy consumption is an important evaluation performance of terminal, therefore, has practical meaning to the research for how reducing terminal energy consumption
Justice.
Summary of the invention
To overcome the problems in correlation technique, the disclosure provide a kind of screen backlight lamp mould group, display screen module and
Terminal.
According to the first aspect of the embodiments of the present disclosure, a kind of screen backlight lamp mould group is provided, screen backlight lamp mould group includes:
First lamp string and the second lamp string；
It include the lamp unit for the first numerical value being connected in series in first lamp string；
It include the lamp unit for the second value being connected in series in second lamp string；Wherein, first numerical value is less than institute
State second value；
First lamp string and second lamp string intert arrangement, set between two neighboring lamp unit in first lamp string
At least one the lamp unit being equipped in second lamp string；
First lamp string is lighted in the case where breath shields display pattern, and second lamp string is in the case where the breath shields display pattern
OFF state.
In a kind of possible implementation, first numerical value is any of 2 to 4 numerical value.
In a kind of possible implementation, first numerical value is 3.
In a kind of possible implementation, second lamp is provided in first lamp string between two neighboring lamp unit
2 in string or 3 lamp units.
In a kind of possible implementation, the second lamp string set between a pair of of adjacent lamps unit in first lamp string
Lamp number of unit it is different to the lamp number of unit of the second lamp string set between adjacent lamps unit from other.
In a kind of possible implementation, the breath screen display position of the screen backlight lamp mould group is in even light mixing region
Interior, the part that liquid crystal display corresponds to light mixing non-uniform areas is set as opaque.
In a kind of possible implementation, in the case where breath shields display pattern, first lamp string is by the back that generates inside DDIC
The driving of photocontrol voltage.
In a kind of possible implementation, the screen backlight lamp mould group further includes at least one third lamp string, Mei Ge
Three lamp strings include at least two lamp units being connected in series.
According to the second aspect of an embodiment of the present disclosure, a kind of display screen module is provided, the display screen module includes as above
Screen backlight lamp mould group provided by any possibility implementation, the screen backlight lamp mould group in first aspect is stated to be set to
The light guide plate of the display screen module it is lateral.
According to the third aspect of an embodiment of the present disclosure, a kind of terminal is provided, the terminal includes that above-mentioned second aspect is mentioned
The display screen module of confession.
The technical scheme provided by this disclosed embodiment can include the following benefits:
The situation identical relative to two cluster of lamps, ornamental element numbers in traditional LCD backlight lamp mould group, it is included in the first lamp string
Lamp element number less than lamp element number included by the second lamp string, therefore, when realizing AOD function, if only lighting
One lamp string, without lighting the second lamp string, since first lamp string energy consumption is less than two cluster of lamps, ornamental units in traditional LCD backlight lamp mould group
Energy consumption, therefore, can achieve reduce energy consumption effect, improve the cruising ability of terminal.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The disclosure can be limited.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.
Fig. 1 is a kind of schematic diagram of traditional LC D backlight mould group shown according to an exemplary embodiment.
Fig. 2 is a kind of screen backlight lamp mould group schematic diagram shown according to an exemplary embodiment.
Fig. 3 is a kind of partial schematic diagram of display screen module shown according to an exemplary embodiment.
Fig. 4 is a kind of block diagram of terminal 400 shown according to an exemplary embodiment.
Specific embodiment
To keep the purposes, technical schemes and advantages of the disclosure clearer, below in conjunction with attached drawing to disclosure embodiment party
Formula is described in further detail.
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
Mobile phone breath screen display (Always On Display, abbreviation AOD) function may be implemented using the backlight characteristic of LCD,
However for AOD function, a small amount of content only is shown in the fraction region in screen, for example, in terminal screen
The upper half shows current time.For this purpose, needing to light two cluster of lamps, ornamental of AB, while the mode lighted simultaneously to realize above-mentioned display
It will lead to that power consumption is higher, additionally consume the electric energy of terminal.
Fig. 2 is a kind of schematic diagram of screen backlight lamp mould group shown according to an exemplary embodiment.As shown in Fig. 2, screen
Curtain backlight mould group is used in terminal, including with flowering structure:
First lamp string 201 and the second lamp string 202；It include the lamp list for the first numerical value being connected in series in first lamp string 201
Member；It include the lamp unit for the second value being connected in series in second lamp string 202；Wherein, which is less than second number
Value.
The interspersed arrangement of first lamp string 201 and second lamp string 202, in first lamp string 201 two neighboring lamp unit it
Between be provided at least one lamp unit in second lamp string 202.The interspersed arrangement refers to that the lamp unit in two lamp strings is located at
It in same horizontal line, is serrated and is engaged form, for example, being located at lamp unit 2011 and lamp unit adjacent in the first lamp string 201
The lamp unit 2021 and lamp unit 2022 being provided between 2012 in lamp string 202.
First lamp string 201 is lighted in the case where breath shields display pattern, which is under the breath screen display pattern
OFF state.
In said structure, the situation identical relative to two cluster of lamps, ornamental element numbers in traditional LCD backlight lamp mould group, first
Included lamp element number is less than lamp element number included in the second lamp string 202 in lamp string 201, therefore, is realizing AOD
When function, the first lamp string 201 is only lighted, without lighting the second lamp string 202, since first lamp string 201 energy consumption is less than traditional
Therefore the energy consumption of two cluster of lamps, ornamental units in LCD backlight lamp mould group can achieve the effect for reducing energy consumption, improve the continuation of the journey of terminal
Ability.
Certainly, under other modes in addition to the breath screen function, first lamp string 201 and second lamp string 202 can be same
Shi Liangqi or extinguishing, to reach most suitable brightness.For example, when mobile terminal is in desktop display state, it can be by simultaneously
The first lamp string 201 and the second lamp string 202 are lighted to provide higher brightness.
Wherein, which is any of 2 to 4 numerical value.It should be noted that first numerical value is integer, this
The specific value of one numerical value can be determined according to the screen size for the mobile terminal that the screen backlight lamp mould group is applicable in, and work as screen
When curtain size is wider, more lamp unit can be set in the first lamp string 201, and when screen size is relatively narrow, it can be the
Less lamp unit is set in one lamp string 201.
Further, in a possible embodiment, which is 3.For most of mobile terminals,
3 lamp units are arranged in one lamp string 201 can meet the needs of its AOD function.
In addition to it is above-mentioned to the limitation of lamp element number in the first lamp string 201 other than, in an implementation, also relate to a lamp string
The problem of should arranging the lamp unit of other several lamp strings between upper two lamp units.In one embodiment, first lamp
Equal number of lamp unit can be set between each adjacent two lamp unit in string 201, for example, phase in first lamp string 201
2 or 3 lamp units being provided between adjacent two lamp units in second lamp string 202.With the lamp unit 2011 and lamp in Fig. 2
For unit 2012, there are 2 lamp units in the second lamp string 202, the first lamp string 201 between lamp unit 2011 and lamp unit 2012
In other lamp unit arrangements can be identical with this, that is to say, be provided between every two adjacent lamp unit 2 other
Lamp unit in lamp string；For another example having between lamp unit 2012 and lamp unit 2013 in second lamp string 202 in the first lamp string 201
3 lamp units, other lamp unit arrangements are identical with this in the first lamp string 201, that is to say, every two adjacent lamp unit
Between be provided with lamp unit in 3 other lamp strings.
In one embodiment, difference can be set between two pairs of two neighboring lamp units in first lamp string 201
The lamp unit of number, for example, the lamp list of the second lamp string 202 set between a pair of of adjacent lamps unit in first lamp string 201
First number is different to the lamp number of unit of the second lamp string 202 set between adjacent lamps unit from other.For example, the first lamp string
There are 2 lamp units in the second lamp string 202, lamp unit in the first lamp string 201 in 201 between lamp unit 2011 and lamp unit 2012
There are 3 lamp units in the second lamp string 202 between 2012 and lamp unit 2013.
Manufacturer terminal can be required based on the different performance to terminal, and any of the above-described kind of set-up mode is selected to design its lamp
The specific structure of string, the embodiment of the present disclosure are not specifically limited in this embodiment.
In even light mixing region, liquid crystal display corresponds to the uneven area of light mixing for screen backlight lamp mould group breath screen display position
The part in domain is set as opaque.In the case where breath shields display pattern, display position should be in the inside in even light mixing region, to reach bright
Spend uniform effect.Lamp unit dispersion angle in first lamp string 201 is usually 120 degree, since the lamp string 201 is included
Lamp element number is less, can generate the non-uniform situation of light mixing, for this purpose, in the lamp unit intermediate arrangement of first lamp string 201
The lamp unit of two lamp strings 202 can reduce the non-uniform regional scope of light mixing, the corresponding regional scope for expanding even light mixing.For
It avoids display effect from being affected, in the case where breath shields display pattern, the part that liquid crystal display corresponds to light mixing non-uniform areas is set
It is set to opaque, the actual displayed effect in the region is black.
In order to improve transfer efficiency of the electric energy to luminous energy, breath shield display pattern under, first lamp string 201 by DDIC inside
The backlight control voltage of generation drives.Traditional LC D backlight mould group generally drives two lamp strings using external backlight control circuit,
The transformation efficiency of electric energy is about 70%, and the disclosure drives the first lamp string 201 using DDIC builtin voltage, and electric energy conversion efficiency is about
90%, achieve the effect that improve efficiency.Under the operating mode that breath shields other than display pattern, first lamp string 201 and second
Lamp string 202 can be driven by external backlight control circuit, light effect to reach estimated.
It should be noted that brightness needed for usually realizing AOD function is the 5/255 of maximum brightness, the function of maximum brightness
Consumption is 12x3Vx20mA=720mw, then, the power consumption of brightness needed for realizing AOD function is 14mw, and each lamp unit needs 3V
Voltage, therefore, if only having 3 lamp units in the first lamp string 201, driving voltage has 9V voltage can be thus achieved；And if
Only have 2 lamp units in first lamp string 201, then driving voltage has 6V voltage can be thus achieved；No matter 6V or 9V, the electricity of DDIC
It is all enough that lotus pumps (charge pump) ability, it is possible to backlight control circuit is generated using DDIC, so that efficiency is mentioned
It rises.
In another embodiment, which further includes at least one third lamp string, each third lamp string packet
Include at least two lamp units of series connection.The lamp unit of the third lamp string may operate in its in addition to the breath screen display pattern
Under his mode state, and being driven by external backlight control circuit, lamp string structure and lamp element number are related with terminal actual demand,
The embodiment of the present disclosure is not specifically limited in this embodiment.
All the above alternatives can form the alternative embodiment of the disclosure, herein no longer using any combination
It repeats one by one.
The embodiment of the present disclosure additionally provides a kind of display screen module, and display screen module includes that any of the above-described embodiment is provided
Screen backlight lamp mould group, the screen backlight lamp mould group is set to lateral, the screen of the light guide plate of the display screen module
The light directive light guide plate that backlight mould group is issued, and conducted by light guide plate, to provide light for display screen module.
For example, laterally can be for the light guide plate instructs the bottom of tabula rasa lateral, such as shown in Fig. 3.
The embodiment of the present disclosure additionally provides a kind of terminal, which includes display screen module described in above-described embodiment, is
It is easy to understand, below the specific structure of the terminal is introduced.Fig. 4 is a kind of end shown according to an exemplary embodiment
The block diagram at end 400.For example, terminal 400 can be mobile phone, computer, digital broadcasting terminal, messaging device, game
Console, tablet device, Medical Devices, body-building equipment, personal digital assistant etc..
Referring to Fig. 4, terminal 400 may include following one or more components: processing component 402, memory 404, power supply
Component 406, multimedia component 408, audio component 410, the interface 412 of input/output (I/O), sensor module 414, and
Communication component 416.
The integrated operation of the usual controlling terminal 400 of processing component 402, such as with display, telephone call, data communication, phase
Machine operation and record operate associated operation.Processing component 402 may include that one or more processors 420 refer to execute
It enables, to perform all or part of the steps of the methods described above.In addition, processing component 402 may include one or more modules, just
Interaction between processing component 402 and other assemblies.For example, processing component 802 may include multi-media module, it is more to facilitate
Interaction between media component 408 and processing component 402.
Memory 404 is configured as storing various types of data to support the operation in terminal 400.These data are shown
Example includes the instruction of any application or method for operating in terminal 400, contact data, and telephone book data disappears
Breath, picture, video etc..Memory 404 can be by any kind of volatibility or non-volatile memory device or their group
It closes and realizes, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM) is erasable to compile
Journey read-only memory (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash
Device, disk or CD.
Power supply module 406 provides electric power for the various assemblies of terminal 400.Power supply module 406 may include power management system
System, one or more power supplys and other with for terminal 400 generate, manage, and distribute the associated component of electric power.
Multimedia component 408 includes the screen of one output interface of offer between the terminal 400 and user.One
In a little embodiments, screen may include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel, screen
Curtain may be implemented as touch screen, to receive input signal from the user.Touch panel includes one or more touch sensings
Device is to sense the gesture on touch, slide, and touch panel.The touch sensor can not only sense touch or sliding action
Boundary, but also detect duration and pressure associated with the touch or slide operation.In some embodiments, more matchmakers
Body component 408 includes a front camera and/or rear camera.When terminal 400 is in operation mode, such as screening-mode or
When video mode, front camera and/or rear camera can receive external multi-medium data.Each front camera and
Rear camera can be a fixed optical lens system or have focusing and optical zoom capabilities.
Audio component 410 is configured as output and/or input audio signal.For example, audio component 410 includes a Mike
Wind (MIC), when terminal 400 is in operation mode, when such as call mode, recording mode, and voice recognition mode, microphone is matched
It is set to reception external audio signal.The received audio signal can be further stored in memory 404 or via communication set
Part 416 is sent.In some embodiments, audio component 410 further includes a loudspeaker, is used for output audio signal.
I/O interface 412 provides interface between processing component 402 and peripheral interface module, and above-mentioned peripheral interface module can
To be keyboard, click wheel, button etc..These buttons may include, but are not limited to: home button, volume button, start button and lock
Determine button.
Sensor module 414 includes one or more sensors, and the state for providing various aspects for terminal 400 is commented
Estimate.For example, sensor module 414 can detecte the state that opens/closes of equipment 400, and the relative positioning of component, for example, it is described
Component is the display and keypad of terminal 400, and sensor module 414 can also detect 400 1 components of terminal 400 or terminal
Position change, the existence or non-existence that user contacts with terminal 400,400 orientation of terminal or acceleration/deceleration and terminal 400
Temperature change.Sensor module 414 may include proximity sensor, be configured to detect without any physical contact
Presence of nearby objects.Sensor module 414 can also include optical sensor, such as CMOS or ccd image sensor, at
As being used in application.In some embodiments, which can also include acceleration transducer, gyro sensors
Device, Magnetic Sensor, pressure sensor or temperature sensor.
Communication component 416 is configured to facilitate the communication of wired or wireless way between terminal 400 and other equipment.Terminal
400 can access the wireless network based on communication standard, such as WiFi, 2G or 3G or their combination.In an exemplary implementation
In example, communication component 416 receives broadcast singal or broadcast related information from external broadcasting management system via broadcast channel.
In one exemplary embodiment, the communication component 416 further includes near-field communication (NFC) module, to promote short range communication.Example
Such as, NFC module can be based on radio frequency identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra wide band (UWB) technology,
Bluetooth (BT) technology and other technologies are realized.
In the exemplary embodiment, terminal 400 can be believed by one or more application specific integrated circuit (ASIC), number
Number processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array
(FPGA), controller, microcontroller, microprocessor or other electronic components are realized, for executing the above method.
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instruction, example are additionally provided
It such as include the memory 404 of instruction, above-metioned instruction can be executed by the processor 420 of terminal 400 to realize terminal function.For example,
The non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk
With optical data storage devices etc..
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to its of the disclosure
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by following
Claim is pointed out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by the accompanying claims.
Claims (9)
1. a kind of screen backlight lamp mould group, which is characterized in that the screen backlight lamp mould group includes:
First lamp string and the second lamp string；
It include the lamp unit for the first numerical value being connected in series in first lamp string, first numerical value is in first lamp string
The quantity of lamp unit；
It include the lamp unit for the second value being connected in series in second lamp string, the second value is in second lamp string
The quantity of lamp unit；Wherein, first numerical value is less than the second value；
First lamp string and second lamp string intert arrangement, are provided between two neighboring lamp unit in first lamp string
At least one lamp unit in second lamp string；
First lamp string is lighted in the case where breath shields display pattern, and second lamp string is in the case where the breath shields display pattern in extinguishing
State；
In even light mixing region, liquid crystal display corresponds to the uneven area of light mixing for the breath screen display position of the screen backlight lamp mould group
The part in domain is set as opaque.
2. screen backlight lamp mould group according to claim 1, which is characterized in that first numerical value is any of 2 to 4
Numerical value.
3. screen backlight lamp mould group according to claim 2, which is characterized in that first numerical value is 3.
4. screen backlight lamp mould group according to claim 1, which is characterized in that two neighboring lamp list in first lamp string
2 or 3 lamp units being provided between member in second lamp string.
5. screen backlight lamp mould group according to claim 1, which is characterized in that a pair of of adjacent lamps list in first lamp string
The lamp number of unit of the second set lamp string and other lamps to the second lamp string set between adjacent lamps unit between member
Number of unit is different.
6. screen backlight lamp mould group according to claim 1, which is characterized in that in the case where breath shields display pattern, described first
Lamp string is driven by the backlight control voltage generated inside display-driver Ics DDIC.
7. screen backlight lamp mould group according to claim 1, which is characterized in that the screen backlight lamp mould group further include to
A few third lamp string, each third lamp string include at least two lamp units being connected in series.
8. a kind of display screen module, which is characterized in that the display screen module includes as appointed in claim 1 to claim 7
Screen backlight lamp mould group described in one, the screen backlight lamp mould group are set to the side of the light guide plate of the display screen module
To.
9. a kind of terminal, which is characterized in that the terminal includes display screen module as claimed in claim 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710868804.7A CN107633821B (en) | 2017-09-22 | 2017-09-22 | Screen backlight lamp mould group, display screen module and terminal |
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| CN201710868804.7A CN107633821B (en) | 2017-09-22 | 2017-09-22 | Screen backlight lamp mould group, display screen module and terminal |
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| CN107633821B true CN107633821B (en) | 2019-11-08 |
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| KR102511348B1 (en) * | 2018-04-10 | 2023-03-20 | 삼성디스플레이 주식회사 | Display device and method for driving the same |
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| CN107633821A (en) | 2018-01-26 |
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