CN109709701A - A kind of display device and the electronic equipment using the display device - Google Patents
A kind of display device and the electronic equipment using the display device Download PDFInfo
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- CN109709701A CN109709701A CN201910041800.0A CN201910041800A CN109709701A CN 109709701 A CN109709701 A CN 109709701A CN 201910041800 A CN201910041800 A CN 201910041800A CN 109709701 A CN109709701 A CN 109709701A
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Abstract
The application is suitable for optics and electronic technology field, provides a kind of display device comprising the light emission side of backlight module is arranged in liquid crystal display panel, backlight module and functional module group, the liquid crystal display panel.The functional module group be arranged in the backlight module other side opposite with liquid crystal display panel for through the backlight module and liquid crystal display panel progress living things feature recognition.Position corresponding with functional module group is located in the display area of liquid crystal display panel and is defined as sensing region on the liquid crystal display panel.When carrying out living things feature recognition, the liquid crystal display panel shows the prompt pattern of non-white in the sensing region.
Description
Technical field
The application is belonged to optical technical field more particularly to a kind of display device and is set using the electronics of the display device
It is standby.
Background technique
In order to pursue the visual enjoyment of high screen accounting, some scripts can be exposed to display screen by more and more electronic equipments
On sensor be hidden in below display screen.However, needs are interacted with the sensor for carrying out work with user, and such as: fingerprint
Sensor etc., can be because user can not accurately know fingerprint detection region and influence to grasp after sensor is hidden in below display screen
Make experience and efficiency.
Summary of the invention
The application provide a kind of display device and using the display device electronic equipment to solve the above technical problems.
The application embodiment provides a kind of display device comprising liquid crystal display panel, backlight module and functional module group,
The light emission side of backlight module is arranged in the liquid crystal display panel.The functional module group is arranged in backlight module and LCD display
The opposite other side of plate is used to carry out living things feature recognition through the backlight module and liquid crystal display panel.The liquid crystal surface
Position corresponding with functional module group is located in the display area of liquid crystal display panel and is defined as sensing region on plate.It is being given birth to
When object feature identifies, the functional module group issues infrared beam by the backlight module and liquid crystal display panel and executes to outside
Sensing, the liquid crystal display panel show the prompt pattern of non-white in the sensing region.
In some embodiments, the prompt pattern is the monochromatic pattern of one of three primary colors.
In some embodiments, the prompt pattern can also for other colors being mixed by three primary colors pattern or
Person's gray pattern.
In some embodiments, the functional module group is received by liquid crystal display panel and backlight module by external object
Reflected infrared beam obtains the biological information of the external object.
In some embodiments, the backlight module includes back light, light guide plate, reflector plate and optical film layer group,
The light guide plate includes light-emitting surface and the bottom surface opposite with light-emitting surface, and the reflector plate is arranged on the bottom surface of light guide plate, described
Optical film layer group is arranged on the light-emitting surface of light guide plate, and through-hole is provided in the optical film layer group, and the functional module group passes through
The reflector plate, light guide plate, through-hole and liquid crystal display panel transmitting or/and reception infrared beam.
In some embodiments, the functional module group includes that sensing light source and sensing device, the sensing light source pass through
The backlight module and liquid crystal display panel issue infrared beam to outside, and the sensing device passes through the liquid crystal display panel
It receives with backlight module and is sensed by the reflected infrared beam of external object.
In some embodiments, the wave-length coverage of the infrared beam is 800 nanometers to 1650 nanometers, the backlight mould
Group provided backlight light be white light, wave-length coverage be 380 nanometers to 780 nanometers, the reflector plate reflected white-light and it is saturating
Cross infrared beam.
In some embodiments, the sensing light source includes light-emitting component diffusion structure, the optical scattering structure setting
On the light-emitting surface of light-emitting component, the infrared beam for issuing light-emitting component is diffused.
In some embodiments, the sensing light source further includes pedestal, and the light-emitting component is arranged on the pedestal.
In some embodiments, the pedestal is the single pedestal that sensing device wherein side is arranged in, or to close
In being provided with one or more institute on the symmetrical more than two pedestals of the sensing device, each pedestal
State light-emitting component.
In some embodiments, the pedestal is the ring structure around the sensing device, is arranged on the pedestal
There are a light-emitting component or more than two light-emitting components symmetrical about sensing device.
The application embodiment provides a kind of electronic equipment comprising at least one is as described in above-mentioned any one embodiment
Display device, memory and processor.It is special that a variety of biologies relevant to the identity of legitimate user are prestored in the memory
Property information.The processor executes the sensing object that relevant recognizer is sensed the functional module group of the display device
Characteristic and memory in the biological information of legitimate user that prestores the identity to identify sensing object is compared.
Display device and electronic equipment provided by the application embodiment are by being provided with biological characteristic in display device
The sensing region of the functional module group of identification function shows preset non-white prompt pattern, so that user easily carries out spy
Sign identification, improves the usage experience of the corresponding bio-identification function of electronic equipment.
The additional aspect and advantage of the application embodiment will be set forth in part in the description, partially will be from following
Become obvious in description, or is recognized by the practice of the application embodiment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the display device that the application first embodiment provides.
Fig. 2 is the structural schematic diagram for the electronic equipment that the application second embodiment provides.
Fig. 3 is the module diagram of the display control program for the electronic equipment that the application second embodiment provides.
Fig. 4 is to be inserted into one of implementation of prompt pattern in sensing region in the normal display of unlock.
Fig. 5 is to be inserted into another implementation of prompt pattern in sensing region in the normal display of unlock.
Fig. 6 is to be inserted into another implementation of prompt pattern in sensing region in the normal display of unlock.
Fig. 7 is the step flow chart of the display control method for the electronic equipment that the application second embodiment provides.
Specific embodiment
Presently filed embodiment is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the application, and should not be understood as the limitation to the application.?
In the description of the present application, it is to be understood that term " first ", " second " are only used for describing, and should not be understood as instruction or dark
Show relative importance or implicitly indicates the quantity of indicated technical characteristic or put in order.Define as a result, " first ",
The technical characteristic of " second " can explicitly or implicitly include one or more technical characteristic.In retouching for the application
In stating, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of the present application, it should be noted that unless otherwise specific regulation or limit, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integration connection；It can
To be mechanical connection, it is also possible to be electrically connected or is in communication with each other；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, the connection inside two elements or the interaction relationship between two elements be can be.For the ordinary skill of this field
For personnel, the concrete meaning of above-mentioned term in this application can be understood as the case may be.
Following disclosure provides many different embodiments or example is used to realize the different structure of the application.In order to
Simplify disclosure herein, hereafter only to the component of specific examples and being set for describing.Certainly, they are merely examples, and
And purpose does not lie in limitation the application.In addition, the application can reuse reference number and/or reference word in different examples
Mother, this reuse are itself not indicate the various embodiments discussed to simplify and clearly state the application
And/or the particular kind of relationship between setting.In addition, the application in the following description provided by various specific techniques and material only
For the example for realizing technical scheme, but those of ordinary skill in the art should be aware that the technical solution of the application
It can be realized by other techniques for not describing hereafter and/or other materials.
Further, described feature, structure can be incorporated in one or more embodiment party in any suitable manner
In formula.In the following description, many details are provided so as to fully understand presently filed embodiment.However, this
Field technical staff will be appreciated that even if without one or more in the specific detail, or using other structures, group
Member etc. can also practice the technical solution of the application.In other cases, it is not shown in detail or describes known features or operation
To avoid the emphasis of fuzzy the application.
The display device 1 that the application embodiment provides may include Organic Light Emitting Diode (Organic Light-
Emitting Diode, OLED) display device, liquid crystal display device 1 (Liquid Crystal Display, LCD) or its
The panel display apparatus of his type.In a specific embodiment, the display device 1 can be to have both touch control detection and display function
The touching display screen of energy, wherein the display module 34 for being used for the touch-control module of touch control detection and showing for picture can pass through ratio
If in-cell, on-cell, OGS or other modes are combined or are integrated, the application embodiment is not limited this.
As shown in Figure 1, the application first embodiment provides a kind of display device 1.The display device 1 includes being used for
Show the display area D of content.The display device 1 has life in internal setting corresponding with specific position on the D of display area
The functional module group 15 of object feature identification function, to realize living things feature recognition function under screen under the premise of not influencing normally to show
Energy.The living things feature recognition include but is not limited to fingerprint recognition, personal recognition, two-dimension human face identification, three-dimensional face identification with
And iris recognition etc..
The display device 1 includes liquid crystal display panel 10, backlight module 12 and functional module group 15.The LCD display
The light emission side of backlight module 12 is arranged in plate 10.The functional module group 15 is arranged in backlight module 12 and 10 phase of liquid crystal display panel
The other side of back.The backlight module 12 provides backlight.The liquid crystal display panel 10 is modulated according to content to display
The backlight penetrated shows to realize.The functional module group 15 can be through backlight module 12 and liquid crystal display panel 10 in not shadow
Biological characteristic identification function is realized under the premise of ringing display.In the present embodiment, with fingerprint recognition mould group for the function mould
The example of group 15 is illustrated.
It is understood that the application in the de-scription the positional relationship of each component when with the backlight direction of the launch be it is upper, therewith
Under opposite direction is.Such as: it is reference substance with backlight module 12, the setting of liquid crystal display panel 10 is sent out in backlight module 12
The light emission side of backlight out, it may be considered that the top of backlight module 12 is arranged in the liquid crystal display panel 10.The function mould
The side contrary with backlight of backlight module 12 is arranged in it may be considered that the functional module group 15 is located at backlight module in group 15
12 lower section.
The liquid crystal display panel 10 and underlying functional module group 15 along the vertical direction corresponding region still in institute
It states in the display area D of liquid crystal display panel 10.The functional module group 15 is needed through pair on the liquid crystal display panel 10
Position is answered to carry out the sensing of living things feature recognition, so region corresponding with functional module group 15 is fixed on the liquid crystal display panel 10
Justice is sensing region S, and the sensing region S remains to normally show when not executing sensing operation, accordingly, the liquid crystal display
The display area D of panel 10 is divided into the sensing region S and non-sensing region DS in addition to sensing region S.
The liquid crystal display panel 10 includes first substrate 100, the thin film transistor (TFT) array being arranged on first substrate 100 electricity
Road 102, the liquid crystal layer 106 being arranged between first substrate 100 and the second substrate 104, is arranged in the second base the second substrate 104
Chromatic filter layer 105, upper polaroid 107 and down polaroid 108 on plate 104 etc..The viewing area of the liquid crystal display panel 10
Domain D includes multiple display pixel P.Each display pixel P includes at least the first sub- picture for issuing Red Green Blue light respectively
Plain P1, the second sub-pixel P2 and third sub-pixel P3.The thin film transistor array circuit 102 corresponding each sub-pixel P1, P2
Or P3 is respectively set at least that a thin film transistor (TFT) is as corresponding sub-pixel P1, P2 or the switch of P3, via the film crystal
Pipe applies deflection voltage to the liquid crystal layer 106 in the corresponding region sub-pixel P1, P2 or P3, controllable by adjusting the deflection voltage
The light transmission capacity in corresponding sub-pixel P1, P2 processed or the region P3.
The chromatic filter layer 105 includes optical filtering corresponding with the color of each issued light of sub-pixel P1, P2 or P3
Piece 1050.Such as: the chromatic filter layer 105 position corresponding with the first sub-pixel P1 of feux rouges is issued is Red lightscreening plate
1051, position corresponding with the second sub-pixel P2 of green light is issued is green color filter 1052, corresponding with the third pixel of blue light
Position be blue color filter 1053.Each pixel of the display area D of the liquid crystal display panel 10 issues three by adjusting
The light transmission capacity of sub-pixel P1, P2 or P3 of primary colors can be mixed into the light of the various colors issued required for respective pixel.It is described
Optical filter 1050 is more band pass filters, at least respectively at the wavelength corresponding with relevant colors in visible light wave range and sense
There is transmitance peak value within the scope of infrared or near infrared band where survey light, so that the optical filter 1050 is through correspondence
Primaries can also realize that feature is sensed while display through the light sensing.The light sensing is according to sensing
Principle and application scenarios can have specific wavelength.In the present embodiment, the light sensing is for sensing fingerprint or people
The 3-D image of face, can be infrared or near infrared light, and wave-length coverage is 800 nanometers (Nanometer, nm) to 1650nm.
Therefore, in present embodiment kind, the transmitance peak value of the Red lightscreening plate 1051 can be respectively 630nm and be located at 800 to
Between 1650nm.The transmitance peak value of the green color filter 1052 can be for 525nm and positioned at 800 between 1650nm.Institute
The transmitance peak value for stating blue color filter 1053 can be for 450nm and positioned at 800 between 1650nm.
The backlight module 12 includes back light 120, light guide plate 122, reflector plate 124 and optical film layer group 126.It is described
Light guide plate 122 includes light-emitting surface 1220 and the bottom surface 1222 opposite with light-emitting surface 1220.The reflector plate 124 is arranged in light guide plate
On 122 bottom surface 1222.The optical film layer group 126 is arranged on the light-emitting surface 1220 of light guide plate 122.The backlight module
The through-hole 18 through the optical film layer group 126 is offered on 121.
The setting of functional module group 15 is below reflector plate 124 and at position corresponding with the through-hole 18.In this implementation
In mode, the functional module group 15 carries out living things feature recognition using optical principle, such as: optical finger print identifies mould group, three-dimensional
Structure light identifies mould group, flight time (Time of Fly, TOF) optical identification mould group, binocular vision optical identification mould group and rainbow
Film optical identification mould group etc..The functional module group 15 includes sensing light source 150 and sensing device 152.The sensing light source 150 is sent out
Light sensing out is projected from the through-hole 18 to a sensing object through after reflector plate 124 and light guide plate 122, and described in warp
The sensing device 152 is back to by through-hole 18 again after sensing object reflection to be sensed.
In the present embodiment, the sensing object is the finger of user, is pressed in the liquid crystal display panel 1040
On corresponding sensing region S.The biological characteristic sensed is the fingerprint of user.It is understood that in other embodiments
In, the sensing object can also be palm, face and the eyes etc. of user, and corresponding biological characteristic can be for user's
Palmmprint, face's three-dimensional information and iris etc., do not do specific limitation herein.
In the present embodiment, the sensing device 152 includes camera lens 1520 and imaging sensor 1522.The camera lens
1520 focus the light sensing returned through sensing object reflection is imaged in described image sensor 1522.Described image sensor
1522 form the image of corresponding sensing object according to the light sensing that sensing object reflection is returned, in order to therefrom extract sense
Survey the relevant characteristic of object.
152 face through-hole 18 of the sensing device setting.The sensing light source 150 is arranged in around sensing device 152
And emit light sensing to through-hole 18.The sensing light source 150 includes light-emitting component 1500 and pedestal 1502.The pedestal 1502
Including the supporting surface 1503 towards through-hole 18.The light-emitting component 1500 is arranged on the supporting surface 1503 to send out towards through-hole 18
Light sensing out.The light-emitting component 1500 can be semiconductor laser.In the present embodiment, the light-emitting component 1500
For vertical cavity surface emitting laser (Vertical Cavity Surface Emitting Laser, VCSEL).
The sensing light source 150 further includes optical scattering structure 1504.The optical scattering structure 1504 is arranged in light-emitting component
On 1500 light-emitting surface, the beam spread that the direction for issuing light-emitting component 1500 is concentrated is distributed and has at even intensity
Compared with the light sensing that high dispersion angle is in diffusing reflection effect.The optical scattering structure 1504 can be to be plated in the hair of light-emitting component 1500
Optical diffusion in smooth surface or the optical diffusion sheet being arranged on 1500 light-emitting surface of light-emitting component.The light-emitting component 1500
It can be set on the supporting surface 1503 of the pedestal 1502.The light-emitting component 1500, which can also be arranged in, is opened in supporting surface
In accommodation groove (not shown) on 1503, and the light-emitting surface of light-emitting component 1500 and the supporting surface 1503 are maintained an equal level.
The sensing light source 150 can be one or more.If the sensing light source 150 is one, it can be set and passing
The wherein side of induction device 152.If the sensing light source 150 be it is multiple, can be about the sensing device 152 symmetrically point
Cloth.One or more light-emitting components can be correspondingly arranged on each pedestal 1502, are not particularly limited herein.In other realities
It applies in mode, the pedestal 1502 of the sensing light source 150 can also be for around the ring structure of the sensing device 152.It is multiple
The light-emitting component 1500 is symmetrically dispersed on the pedestal 1502 about sensing device 152.
The top of the sensing device 152 and sensing light source 150 is arranged in the reflector plate 124.The reflector plate 124
In on 122 bottom surface 1222 of light guide plate opposite with 122 light-emitting surface 1220 of light guide plate, display will be used in light guide plate 122
Backlight light is reflected back in light guide plate 122, to play the role of reducing backlight loss.The selection of reflector plate 124 can reflect
Backlight light and penetrate the light sensing material be made.Wherein, the backlight light is white light, wave-length coverage 380nm
To 780nm.The wave-length coverage of the light sensing is 800nm to 1650nm.
The light guide plate 122 projects after being used to mix the backlight light that back light 120 is issued from light-emitting surface 1220.
What the shape of the light guide plate 122 can be gradually reduced for the thin plate or thickness of consistency of thickness from a laterally opposed other side
Tapered sheet.The wherein one side of the light guide plate 122 is defined as incidence surface 1224.The corresponding light guide plate of the back light 120
122 incidence surface 1224 is arranged.The light that the back light 120 is issued is being led after carrying out light guide plate 122 from incidence surface 1224
Tabula rasa 122 projects after multiple total reflection mixes from light-emitting surface 1220.In the present embodiment, the light guide plate 122 is by saturating
Bright material is made, and can pass through the backlight light and light sensing.
In the present embodiment, the reflector plate 124 is the discrete parts independently of light guide plate 122.It is understood that
In other embodiments, the reflector plate 124, which can also be replaced by, is formed in 122 bottom surface 1222 of light guide plate by coating process
On film layer structure.
The optical film layer group 126 includes but is not limited to diffusion sheet 1260 and brightening piece 1262.The diffusion sheet 1260 is set
It sets on the light-emitting surface 1220 of light guide plate 122, the backlight light for light guide plate 122 to be emitted is diffused to widen visual angle
With the hidden pattern being formed on light guide plate 122.The brightening piece 1262 can be but be not limited to one or more prismatic lens.Institute
The light emission side that diffusion sheet 1260 is arranged in brightening piece 1262 is stated, it is bright to improve backlight for polymerizeing backlight light within a certain angle
Degree.
The through-hole 18 through itself is offered on the diffusion sheet 1260 and brightening piece 1262 respectively, for penetrating institute
State light sensing.The pore diameter range of the through-hole 18 is 1 to 8 millimeter (Milimeter, mm).It is right in the optical film layer group 126
The through-hole 18 that should be opened up can have arbitrary shape, such as can be for circle, rectangle, oblong or other are irregular
Shape etc., is not particularly limited herein.The through-hole 18 can be provided with any position of backlight module 121, such as can be with
It is provided with center or the edge etc. of backlight module 121, is not particularly limited herein.In the present embodiment, the through-hole 18
Shape is circle.
Ground is changed, can not also include through-hole 18 in the optical film layer group 126 in some embodiments, and or
Person, one of the diffusion sheet 1260 and brightening piece 1262 include through-hole 18, or, the diffusion sheet 1260 and brightening piece
What at least one of 1262 through-hole 18 was not through etc. situation is also all possible.
It is understood that in some embodiments, the backlight module 121 can also include processor 11 and storage
Device 13.The processor 11 is connected at the characteristic that is sensed to sensing device 152 with sensing device 152
Reason.The memory 13 is connected to store a collected characteristic with the sensing device 152.11 He of processor
Memory 13 can be arranged on same circuit board together with sensing device 152 and sensing light source 150.
It is understood that the display device 1 needs the functional module 15 by being arranged below backlight module 12 to issue
The identification of biological characteristic is carried out with light sensing is received, the effective range of sensing is the sense in the display area D of display device 1
Survey region S.In this case, user can not know the accurate location of the sensing region S, to influence to sense efficiency.
When being sensed, the needs of liquid crystal display panel 10 show preset prompt pattern to indicate in sensing region S thus
Accurate location of the sensing region S on liquid crystal display panel 10 out.However, if each of described pixel P in sensing region S
When sub-pixel P1, P2 or P3 open to show the prompt pattern, the light sensing can similarly pass through every height
Pixel P1, P2 or the corresponding optical path of P3 realize that feature senses.But because of sub-pixel P1, P2 or P3 phase in the same pixel P
In close proximity between mutually, the light sensing by nearby subpixels P1, P2 or P3 return in the same pixel P can generate mutually
It interferes and influences the light sensing of the sensing object reflection back finally image quality on imaging sensor 1522, such influence
Whole sub-pixel P1, P2 or P3 in the pixel P of sensing region S are most obvious when opening to greatest extent to show white light simultaneously,
Some of sub-pixel P1, P2 or the P3 for reducing the opening degree of sub-pixel P1, P2 or P3 or closing in the same pixel P can
Above-mentioned influence is effectively reduced.That is, the prompt pattern shown in the sensing region S is described for that can significantly affect when white
The imaging of light sensing, and if the sensing region S in show prompt pattern be non-white when can be effectively improved the sense
Survey the image quality of light.So each pixel P when being sensed in the 10 sensing region S of liquid crystal display panel can
The prompt pattern, sub-pixel P1, P2 or P3 of different pixels P are shown only to open one of sub-pixel P1, P2 or P3
The mutual distance of optical path generate light sensing therethrough will not and interfere with each other farther out.
In the present embodiment, each pixel P in the sensing region S is only opened for showing that one of which three is former
Sub-pixel P1, P2 or P3 of color show the prompt pattern, such as: the first sub-pixel P1 for being displayed in red only is opened,
Perhaps it only opens the second sub-pixel P2 for showing green or only opens the third sub-pixel P3 for being displayed in blue.?
That is prompt pattern shown in the sensing region S is the pattern of solid color, color is one of three primary colors, such as:
Red pattern, green pattern or blue color patterns.
In other embodiments, the one of sub-pixel only opened in the different pixels P in the sensing region S
P1, P2 or P3 can be sub-pixel P1, P2 or P3 for showing one of different three primary colors, it is only necessary to meet each pixel P only
Open the requirement of one of sub-pixel P1, P2 or P3.Such as: adjacent two pixels P, one of pixel P are only beaten
The first sub-pixel P1 for being displayed in red is opened, another pixel P only opens the second sub-pixel P2 for showing green.
It is applied it is understood that opening sub-pixel P1, P2 or P3 mentioned here refer to adjusting by thin film transistor (TFT)
The deflection voltage on liquid crystal layer 106 added in the corresponding region sub-pixel P1, P2 or P3 makes the area described sub-pixel P1, P2 or P3
Domain can be shown with light transmission.
It is shown provided by above-mentioned first embodiment as shown in Fig. 2, the application second embodiment provides a kind of use
The electronic equipment 2 of device 1, such as the interaction of mobile phone, laptop, tablet computer, e-book, personal digital assistant, touch-control is eventually
End equipment etc. has the electronic equipment 2 of display device 1.
The electronic equipment 2 include at least one above-mentioned first embodiment provided by display device 1, memory 20 and
Processor 22.A variety of biological nature information relevant to the identity of legitimate user are prestored in the memory 20, including but not
It is limited to finger print information, the two and three dimensions information of face and iris information etc..The processor 22 executes relevant identification journey
The legal use that sequence will prestore in the characteristic for the sensing object that the functional module group 15 of display device 1 is sensed and memory 20
The identity to identify sensing object is compared in the biological information at family.The electronic equipment 2 is further according to identification result
It is corresponding to execute relevant function, such as: removing screen locking, payment, login account, into next stage menu, open permission etc..
In the present embodiment, the finger print data that the biological characteristic that the functional module group 15 of the display device 1 senses is, and
The identity of user is identified according to the finger print data sensed.
It is understood that processor 11 and memory 13 can not also be set on the backlight module 12, and by the biography
The characteristic that induction device 152 is sensed is directly output to be stored on the memory 20 and processor 22 of electronic equipment 2
Or processing.
As shown in figure 3, the application second embodiment also provides a kind of display control operated in the electronic equipment 2
System 3.The display control program 3 is used to control the display device 1 in sensing shows preset mention in sensing region S
Diagram case rapidly and accurately senses in order to user.The display control program 3 includes that feature identifies middleware 30
(Features recognition Middle ware), display driver element 32 (Display Driver), display module 34,
Memory 20 and processor 22.The feature identification middleware 30 and display driver element 32 are storable in the memory 20
And it is executed by the processor 22 and preset mention is shown in the sensing region S with the display device 1 for controlling the electronic equipment 2
Diagram case.
It is understood that the display control program 3 can also be with the application program that is mounted in electronic equipment 2
(APP) it interacts, such as: the feature identification middleware 30 responds identifying with feature for the application program (APP) initiation
And the related request of verifying, and will identify to feature and verify relevant feedback result and return to the application program (APP).
Feature identification middleware 30 respectively with the other application in the display driver element 32 and electronic equipment 2
Program (APP) interacts control, drives display for controlling display driver element 32 when receiving feature sensing request
Module 34 shows preset prompt pattern.
The display module 34 can be particularly used for the hardware device of display, such as including display device 1 and accordingly
Display driving hardware circuit etc..The display driver element 32 is for driving the display module 34 to be shown.
The feature sensing request can be triggered in a number of situations.Such as: screen is put out in the display device 1 of electronic equipment 2
When, feature sensing request can be triggered by the key on pressing electronic equipment 2, can also pass through the appearance of change electronic equipment 2
State is requested to trigger feature sensing, such as: the electronic equipment 2 is picked up, the gravity sensor set in electronic equipment 2 at this time can be felt
It measures the attitudes vibration of electronic equipment 2 and issues the request of feature sensing to confirm whether electronic equipment 2 is moved by legitimate user.It is right
In the electronic equipment 2 for being equipped with touch screen, feature sensing can also be triggered by touching or pressing display device 1 when putting out screen
Request.
If the display device 1 of electronic equipment 2 enters screen lock state, screen is in the state lighted but locked, illustrates electronics
Equipment 2 to be used or will have been subjected to preset duration and be not used by.It needs to carry out at this point, defaulting the electronic equipment 2
Feature identifies and triggers the feature sensing request.
When the display device 1 of electronic equipment 2 works normally, come if there is application program (APP) to need to carry out feature identification
Identity validation is carried out, then corresponding application program (APP) Xiang Suoshu feature identification middleware 30 sends feature sensing request, passes through
Feature identification middleware 30 drives 34 display reminding pattern of display module to control display driver element 32, without described
Application program (APP), which goes to control the display module 34, carrys out display reminding pattern, improves the electronic equipment 2 for application program
(APP) compatibility.
The preset prompt pattern is non-white colored pattern.Optionally, in the present embodiment, the prompt pattern is three
The monochromatic pattern of one of primary colors, such as: red pattern, green pattern or blue color patterns.In other embodiments, described to mention
Diagram case can also be the pattern or gray pattern for other colors being mixed by three primary colors.The shape of the prompt pattern can
To be adjusted according to the feature type to be identified, such as: fingerprint pattern, eyes, circle etc. are not particularly limited herein.
The feature identification middleware 30 controls the display driver element 32 after receiving feature sensing request to drive
The display module 34 is moved to be shown.The display driver element 32 controls institute according to the color and shape of prompt pattern preset
The open state of sub-pixel P1, P2 or P3 of respective pixel P in sensing region S is stated to be shown.Specifically, in this embodiment party
In formula, the display driver element 32 controls respective pixel P in the sensing region S and only opens for showing that one of which three is former
Sub-pixel P1, P2 or P3 of color show the monochromatic prompt pattern of one of described three primary colors.
It is understood that the display device 1 of the electronic equipment 2 is in normal work, the feature identifies middleware
The feature sensing of 30 response application programs (APP) requests and passes through control display driver element 32 in sensing region S display reminding
Can occur with normal display picture originally if pattern be overlapped.At this point, as shown in figure 4, feature identification middleware 30 can be with
Through the interactive controlling with the display driver element 32 in a part of display area D at least covering the sensing region S
A guidance figure layer is inserted into hide or weaken the display content of script in the D of the part display area, and passes through the display
Driving unit 32 controls display module 34 and guides the position for corresponding to sensing region S in figure layer to show the prompt pattern described.
The edge of the guidance figure layer can also show that an exit button can be by clicking exit button touching so as to user
It sends out an exit feature sensing request and terminates feature sensing operation.
Alternatively, as shown in figure 5, feature identification middleware 30 can also lead to after receiving feature sensing request
It crosses and is inserted into a guidance figure layer in entire display area D with the interactive controlling of the display driver element 32 with by the display of script
Content Hide All or reduction, and it is corresponding in the guidance figure layer by the display driver element 32 control display module 34
The position of sensing region S shows the prompt pattern.
Alternatively, as shown in fig. 6, feature identification middleware 30 can also lead to after receiving feature sensing request
It crosses original picture entirety normally shown in entire display area D with the interactive controlling of the display driver element 32 towards pre-
Set direction translates out the position where the sensing region S, and controls display module 34 by the display driver element 32 and exist
The position of the sensing region S shows the prompt pattern.
As shown in fig. 7, the application second embodiment also provides a kind of display control method of electronic equipment 2.Institute
Display control method is stated to include the following steps:
Step S101: judge the display state of the electronic equipment 2.Specifically, the display state packet of the electronic equipment 2
It includes and puts out screen state, screen lock state and unlocked state.The screen for putting out screen state and referring to the display device 1 of the electronic equipment 2
Curtain extinguishes completely, and the electronic equipment 2 enters the dormant state of low energy consumption.The screen lock state refers to the electronic equipment 2
Screen be in the state lighting but lock, be only able to display preset desktop pattern and touch control operation can not be carried out.The unlock
State refers to having unlocked after electronic equipment 2 passes through authentication into normal operating conditions, the screen of the display device 1
Curtain can normally show image and executable related touch control operation.It is understood that the electronic equipment 2 in the unlocked state may be used
It can control the screen of the display device 1 aobvious with the application program (APP) for running application program (APP) and being currently running
Show corresponding picture.
Step S102: if electronic equipment 2, which is in, puts out screen or unlocked state, detected whether that feature sensing request is touched
Hair.Specifically, in the case where putting out screen state, can by pressing electronic equipment 2 on key, such as: power key or volume key etc., to touch
Send out feature sensing request, can also by change electronic equipment 2 posture, such as: the electronic equipment 2 is picked up, to trigger spy
Sign sensing request.Because illustrating the electronics when the key on the electronic equipment 2 is pressed or electronic equipment 2 is lifted
2 maximum probability of equipment can be used, and need to verify user's identity at this time, so correspondingly triggering feature sensing request.It is unlocking
Under state, identity validation is carried out when there is application program (APP) to need to carry out feature identification, then can correspondingly trigger feature at this time
Sensing request.The feature sensing request can be sent to the feature identification middleware 30 and be responded.If being sensed without feature
Request is triggered, and the display state for maintaining electronic equipment 2 current is constant, and electronics described in return step S101 periodic detection is set
Standby 2 newest display states.
It is understood that being generally waken up in the case where putting out screen state or for a long time because electronic equipment 2 enters screen lock state
It is in the unlocked state and do not operate.For the first situation, as described above, triggered while being waken up under putting out screen state
Feature sensing request.For second situation, if electronic equipment 2 needs to reuse to need to carry out identity knowledge certainly at this time
Not, so can trigger feature sensing request simultaneously when entering screen lock state from unlocked state yet.So in the state of the lock screen must
Feature sensing request can be so triggered, no longer needs to be detected.In some embodiments, the quilt in the case where putting out screen state of electronic equipment 2
Wake-up can not also enter screen lock state, and be directly entered unlocked state after through authentication.
Step S103: the feature identification middleware 30 responds the feature sensing request, by driving with the display
The interactive controlling of unit 32 shows the prompt pattern of non-white in the position of the sensing region S.In the present embodiment, institute
The monochromatic pattern that prompt pattern is one of three primary colors is stated, such as: red pattern, green pattern or blue color patterns.In other realities
It applies in mode, the prompt pattern can also be the pattern or gray pattern for other colors being mixed by three primary colors.It is described
The shape of prompt pattern can be adjusted according to the feature type to be identified, such as: fingerprint pattern, eyes, circle etc.,
This is not particularly limited.
Specifically, in the present embodiment, the display driver element 32 controls respective pixel in the sensing region S
It opens for showing one of trichromatic sub-pixel P1, P2 or P3 and shows the monochromatic prompt figure of one of described three primary colors
Case.
It is understood that the picture that the electronic equipment 2 is normally shown in the unlocked state may felt with needs
It is overlapped to survey the prompt pattern that region S is shown.At this time feature identification middleware 30 by with display driver element 32
The operation that interactive controlling handles the picture of display area D is as described above, and details are not described herein.
Compared with prior art, display device 1 provided herein, electronic equipment 2 and corresponding display control program 3
It is aobvious by the sensing region S for being provided with the functional module group 15 of biological characteristic identification function in display device 1 with display control method
Preset non-white prompt pattern is shown, so that user easily carries out feature identification, improves the corresponding biology of electronic equipment 2
The usage experience of identification function.
In the description of this specification, reference term " embodiment ", " certain embodiments ", " schematically implementation
What the description of mode ", " example ", " specific example " or " some examples " etc. meant to describe in conjunction with the embodiment or example
Particular features, structures, materials, or characteristics are contained at least one embodiment or example of the application.In this specification
In, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description
Sign, structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
The foregoing is merely the better embodiments of the application, all the application's not to limit the application
Made any modifications, equivalent replacements, and improvements etc., should be included within the scope of protection of this application within spirit and principle.
Claims (10)
1. a kind of display device, it is characterised in that: including liquid crystal display panel, backlight module and functional module group, the liquid crystal
Show that panel is arranged in the light emission side of backlight module, another opposite with liquid crystal display panel of backlight module is arranged in the functional module group
Outer side is used to carry out living things feature recognition through the backlight module and liquid crystal display panel, on the liquid crystal display panel with
The corresponding position of functional module group is located in the display area of liquid crystal display panel and is defined as sensing region, is carrying out biological characteristic
When identification, the functional module group issues infrared beam by the backlight module and liquid crystal display panel and executes sensing to outside,
The liquid crystal display panel shows the prompt pattern of non-white in the sensing region.
2. display device as described in claim 1, it is characterised in that: the prompt pattern is the achromatic map of one of three primary colors
Case.
3. display device as described in claim 1, it is characterised in that: the prompt pattern can also be to be mixed by three primary colors
Other colors pattern or gray pattern.
4. display device as described in claim 1, it is characterised in that: the functional module group passes through liquid crystal display panel and backlight
Mould group is received by the reflected infrared beam of external object, obtains the biological information of the external object.
5. display device as described in claim 1, it is characterised in that: the backlight module includes back light, light guide plate, anti-
Piece and optical film layer group are penetrated, the light guide plate includes light-emitting surface and the bottom surface opposite with light-emitting surface, and the reflector plate setting is being led
On the bottom surface of tabula rasa, the optical film layer group is arranged on the light-emitting surface of light guide plate, is provided with through-hole in the optical film layer group,
The functional module group is by the reflector plate, light guide plate, through-hole and liquid crystal display panel transmitting or/and receives infrared beam.
6. the display device as described in any one of claim 1-5, it is characterised in that: the functional module group includes sensing light
Source and sensing device, the sensing light source issue infrared beam to outside, institute by the backlight module and liquid crystal display panel
Sensing device is stated to receive by the liquid crystal display panel and backlight module by the reflected infrared beam progress of external object
Sensing.
7. display device as claimed in claim 6, it is characterised in that: the wave-length coverage of the infrared beam be 800 nanometers extremely
1650 nanometers, the provided backlight light of the backlight module is white light, and wave-length coverage is 380 nanometers to 780 nanometers, described
Reflector plate reflected white-light and penetrate infrared beam.
8. display device as claimed in claim 6, it is characterised in that: the sensing light source includes light-emitting component diffusion structure,
The optical scattering structure is arranged on the light-emitting surface of light-emitting component, and the infrared beam for issuing light-emitting component is diffused.
9. display device as claimed in claim 8, it is characterised in that: the sensing light source further includes pedestal, the luminous member
Part is arranged on the pedestal, and the pedestal is the ring structure around the sensing device, is provided with one on the pedestal
Light-emitting component or more than two light-emitting components symmetrical about sensing device.
10. a kind of electronic equipment comprising at least one display device as in one of claimed in any of claims 1 to 9, storage
Device and processor prestore a variety of biological nature information relevant to the identity of legitimate user, the processing in the memory
Device execute relevant recognizer by the characteristic for the sensing object that the functional module group of the display device is sensed with deposit
The identity to identify sensing object is compared in the biological information of the legitimate user prestored in reservoir.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910041800.0A CN109709701A (en) | 2019-01-16 | 2019-01-16 | A kind of display device and the electronic equipment using the display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910041800.0A CN109709701A (en) | 2019-01-16 | 2019-01-16 | A kind of display device and the electronic equipment using the display device |
Publications (1)
| Publication Number | Publication Date |
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| CN109709701A true CN109709701A (en) | 2019-05-03 |
Family
ID=66262187
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910041800.0A Withdrawn CN109709701A (en) | 2019-01-16 | 2019-01-16 | A kind of display device and the electronic equipment using the display device |
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| CN110161748A (en) * | 2019-05-08 | 2019-08-23 | 合肥联宝信息技术有限公司 | Display device and display methods |
| CN110472620A (en) * | 2019-08-02 | 2019-11-19 | 深圳阜时科技有限公司 | Sensing device under a kind of screen |
| CN110650224A (en) * | 2019-09-05 | 2020-01-03 | 深圳阜时科技有限公司 | Sensing device and electronic equipment under screen |
| CN110727144A (en) * | 2019-07-17 | 2020-01-24 | 深圳市隆利科技股份有限公司 | Fingerprint identification module and electronic equipment |
| CN110764309A (en) * | 2019-10-31 | 2020-02-07 | 深圳市德仓科技有限公司 | Backlight module, display screen and terminal |
| CN110941111A (en) * | 2019-10-28 | 2020-03-31 | 深圳市隆利科技股份有限公司 | Display device for fingerprint recognition |
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Application publication date: 20190503 |