CN209707849U - Electronic equipment - Google Patents

Abstract

The utility model discloses a kind of electronic equipment, including multiple back light units and functional module group, the light beam that at least one back light unit can allow other back light units to issue passes through, and the functional module group can receive by the back light unit and/or emit light beam.The utility model electronic equipment has preferable user experience.

Description

Electronic equipment

Technical field

The utility model relates to electronic technology field more particularly to a kind of electronic equipments of better user experience.

Background technique

As technological progress and people's living standard improve, for the electronic equipments such as mobile phone, tablet computer, camera, user Require more multi-functional and fashion appeal.Currently, the development trend of electronic equipment is frivolous, close screen comprehensively, have simultaneously The functions such as front camera self-timer and recognition of face.And as the function that electronic equipment is supported is more and more abundant, it needs to be arranged Number of elements is also more and more, needs to occupy the position of the positive display area of a part of electronic equipment, influences beautiful and user Experience.Currently, the display portion of many electronic equipments uses liquid crystal display die set, including liquid crystal display panel and back light unit. How various functional module groups are placed below liquid crystal display panel and back light unit and are had preferable display effect and more handy Family experience is problem to be solved.

Utility model content

The purpose of the utility model is to provide a kind of electronic equipment with preferable display effect and user experience.

The one aspect of the utility model discloses a kind of electronic equipment, including multiple back light units and functional module group, until The light beam that a few back light unit can allow other back light units to issue passes through, and the functional module group can pass through the backlight list Member receives and/or transmitting light beam.

Optionally, the electronic equipment further includes liquid crystal display panel, and the back light unit is arranged in the liquid crystal display Back side of panel, the back light unit and liquid crystal display panel form display module, and the multiple back light unit includes the first backlight Unit and the second back light unit being arranged in below the first back light unit, first back light unit have and second backlight Corresponding first aperture of unit, the light beam that second back light unit issues can reach the liquid crystal by first aperture Display panel can be simultaneously emitted to outside the display module by the liquid crystal display panel.

Optionally, the multiple back light unit include the first back light unit and be arranged in below the first back light unit second Back light unit, the electronic equipment further include the functional module group and optical module being arranged in below first back light unit, institute The first back light unit is stated with the first aperture corresponding with the functional module group or optical module, second back light unit issues Light beam can reach the liquid crystal display panel by the optical module and first aperture, and can further pass through The liquid crystal display panel is emitted to outside.

Optionally, the functional module group includes visible image capturing head mould group, first back light unit and/or described second Back light unit is for issuing visible light, black light, infrared light, ultraviolet light, electromagnetic wave, one or more of ultrasonic wave.

Optionally, the electronic equipment further includes the functional module group being arranged in below first back light unit, and described One back light unit has the second aperture corresponding with the functional module group, and light beam can pass through the liquid crystal display panel and described the Two apertures reach the functional module group；Or the functional module group is arranged adjacent to first aperture, external beam passes through the liquid LCD panel, first aperture reach the functional module group.

Optionally, the functional module group includes imaging sensor and/or lens, and the lens setting is sensed in described image Between device and first aperture, described image sensor is visible light sensor or infrared light transducer[sensor.

Optionally, the functional module group includes imaging sensor and/or lens, and the lens setting is sensed in described image Between device and second aperture, described image sensor is visible light sensor or infrared light transducer[sensor.

Optionally, the display module further includes the third back light unit being located at below first back light unit, described Third back light unit is for issuing visible light and/or infrared light, wherein the electronic equipment further includes optical module, the third The light beam that back light unit issues reaches the liquid crystal display panel, second backlight by the optical module and the first aperture The light beam that unit issues reaches the liquid crystal display panel by the optical module and the first aperture；Or first backlight Unit has the third aperture of the corresponding third back light unit, third aperture described in the light beam that the third back light unit issues Reach the liquid crystal display panel.

Optionally, first back light unit includes the reflector plate, light guide plate and optical diaphragm set gradually, the reflection Piece, light guide plate, optical diaphragm have the perforative aperture of corresponding second back light unit.

Optionally, first aperture, the second aperture, third aperture inner wall are equipped with light shield layer, and the light shield layer is for hindering Every beam propagation, the light shield layer is light screening material by plated film, is applied, and the modes such as spraying are formed on the inside of the aperture, or Person is that side section in the opening is arranged by stickup or clamping mode in the light shield layer.

Compared to the prior art, the utility model electronic equipment has preferable user experience.

Detailed description of the invention

Fig. 1 is the schematic diagram of one embodiment of the utility model；

Fig. 2 is the schematic diagram of one embodiment of the utility model；

Fig. 3 is the schematic diagram of one embodiment of the utility model；

Fig. 4 is the schematic diagram of one embodiment of the utility model；

Fig. 5 is the schematic diagram of one embodiment of the utility model；

Fig. 6 is the schematic diagram of one embodiment of the utility model.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts Every other embodiment obtained, fall within the protection scope of the utility model.

A kind of electronic equipment, including multiple back light units and functional module group are provided in one embodiment of the utility model, The light beam that at least one back light unit can allow other back light units to issue passes through and light beam is arrived by least one back light unit Up to the functional module group.Setting is close to the back light unit or is spaced to the functional module group.The functional module group can pass through The back light unit transmitting and/or reception light beam.The functional module group is such as, but not limited to: infrared imaging mould group, infrared light hair Penetrate mould group, it is seen that light imaging modules, it is seen that light emitting mould group etc..

In further embodiment, the electronic equipment further includes liquid crystal display panel, and the back light unit is arranged in institute LCD display back is stated, the back light unit and liquid crystal display panel form display module, the multiple back light unit packet The second back light unit for including the first back light unit and being arranged in below the first back light unit, first back light unit have and institute Corresponding first aperture of the second back light unit is stated, the light beam that second back light unit issues can be arrived by first aperture Up to the liquid crystal display panel and can be emitted to outside the display module by the liquid crystal display panel.

Referring to Fig. 1, electronic equipment 1 includes display module 10 and shell 20 in one embodiment of the utility model.Institute Display module 10 is stated to be at least partially disposed in the shell 20.Generally, the display module 10 is browsed and is operated for user Side be referred to as front, opposite side is known as the back side.In the utility model other embodiments, the shell 20 includes bottom frame And/or frame.In other embodiments of the utility model, the shell 20 be can be omitted.

In the present embodiment, the display module 10 includes liquid crystal display panel 11, is arranged in the liquid crystal display panel 11 First back light unit 12 of lower section, the second back light unit 13 being arranged in below first back light unit 12.First back Light unit 12 has the first aperture 101 of corresponding second back light unit 13.Second back light unit 13 and described first Back light unit 12 is close to or interval setting.The light beam that second back light unit 13 issues can pass through first aperture 101 It reaches the liquid crystal display panel 11 and can be emitted to outside the display module 10 by the liquid crystal display panel 11.

Referring to Fig. 2, first back light unit 12 includes setting gradually in a change embodiment of the utility model Reflector plate 121, light guide plate 122 and optical diaphragm 1201.The back light unit 12 further includes light source (not shown).The reflection Piece 121, light guide plate 122, optical diaphragm 1201 have perforative first aperture 101 of corresponding second back light unit 13.Institute The light beam 801 for stating the sending of the second back light unit 13 can reach the liquid crystal display panel 11 simultaneously by first aperture 101 It can be emitted to outside the display module 10 by the liquid crystal display panel 11.

The utility model other or change embodiment in, the optical diaphragm 1201 may include one or more diffusions The relative position of piece, the combination of one or more prismatic lens or diffusion sheet and prismatic lens, the diffusion sheet and prismatic lens can be with With different settings, such as diffusion sheet is arranged above prismatic lens or prismatic lens are arranged above diffusion sheet.It needs to illustrate It is that multiple in present specification refer to two or more.

In one change embodiment of the utility model, the electronic equipment further includes functional module group, the functional module group Neighbouring first aperture 101 is arranged, and the light beam outside the display module 10 can be by the liquid crystal display panel 11, described First aperture 101 reaches the functional module group.

Referring to Fig. 3, a kind of electronic equipment includes that display module 10 and setting exist in another embodiment of the utility model The functional module group 30 and optical module 31 at 10 back side of display module.The display module 10 includes liquid crystal display panel 11 and setting The first back light unit 12 at 11 back side of liquid crystal display panel, and it is arranged in below first back light unit 12 Two back light units 13.First back light unit 12 has first aperture corresponding with the functional module group 30 or optical module 31 101, the light beam that second back light unit 13 issues can reach institute by the optical module 31 and first aperture 101 Liquid crystal display panel 11 is stated, and outside further can be emitted to by the liquid crystal display panel 11, by external object (example Pass through the liquid crystal display panel 11, first aperture 801 and the optical module 31 after such as: finger, face etc.) reflecting Reach the functional module group 30.

In a change embodiment, the functional module group 20 includes lens, the sensor being arranged in below the lens With the cylinder for accommodating the lens and sensor.Light beam 801 pass through liquid crystal display panel 11 after by first aperture 101, The optical module 31 is incident on lens, then further to sensor.

In another embodiment of the utility model, the optical module 31 is arranged adjacent to first aperture 101 described Between first aperture 101 and the functional module group 30, the functional module group 30 is arranged adjacent to the optical module 31.The optics Component 31 can be the optical film with semi-transparent semi-reflecting characteristic, prism etc..Second back light unit 13 emits light beam 801 and arrives institute It states on optical module 31, segment beam reaches outside display module 10 after being reflected through first aperture 101.At this point, anti- The segment beam 103 penetrated is irradiated in objects outside after (such as: finger or face) is reflected through the LCD display Plate 11, first aperture 101, the optical module 31 reach the functional module group 30.External beam can also pass through the liquid LCD panel 11, first aperture 101 and the optical module 31 enter the functional module group 30.

User issues instruction or the electronic equipment 1 according to pre-set programs by carrying out operation to the electronic equipment 1 Start Object identifying function, so that the functional module group 30 enters working condition.For example, by taking fingerprint recognition as an example, the light beam 801 reflected by finger after reached by the liquid crystal display panel 11, first aperture 101, the optical module 31 it is described Functional module group 30, the functional module group 30 acquire corresponding fingerprint image characteristics according to the received light beam 801 of institute, and by addition Processor be compared, verify etc. and realize fingerprint recognition.

The utility model other or change embodiment in, the electronic equipment include display module 10 and setting display mould The functional module group 30 at 10 back sides of group, the display module includes liquid crystal display panel 11 and the first back light unit 12 and multiple Second back light unit 13 of the neighbouring functional module group 30 setting.First back light unit 12 has and the functional module group 30 Corresponding first aperture 101, the light beam that second back light unit 13 issues can be reached described by first aperture 101 Liquid crystal display panel 11, and outside further can be emitted to by the liquid crystal display panel 11.For example, the multiple second Back light unit 13 is arranged around the functional module group 30, and the functional module group 30 is imaging sensor mould group.

In the change embodiment of above-described embodiment, after second back light unit 13 can also be by polarization beam apparatus beam splitting It is emitted to outside the display module 10 by first aperture 101, the liquid crystal display panel 11.

Referring to Fig. 4, a kind of electronic equipment includes display module 10 and function mould in another embodiment of the utility model Group 40, the display module 10 include liquid crystal display panel 11, the first back light unit 12 and are arranged below the first back light unit The second back light unit 13, first back light unit 12 have first aperture 101 corresponding with second back light unit 13, The light beam that second back light unit 13 issues can reach the liquid crystal display panel 11 and energy by first aperture 101 It is enough emitted to outside the display module 10 by the liquid crystal display panel 11, first back light unit 12 has and institute Corresponding second aperture 102 of functional module group 30 is stated, light beam 802 can pass through the liquid crystal display panel 11 and second aperture 802 reach the functional module group.Wherein, light beam 802 can be the visible light or black light of external light source transmitting, can be and The reflection after the light beam in external object reflects is projected from first back light unit 12 and/or the second back light unit 13 Light.

The light beam 802 reaches the functional module group 30 by the liquid crystal display panel 11, second aperture 102. Light beam 801 from second back light unit 13 is emitted to described by first aperture 101, the LCD display 11 Outside display module 10.The light beam 801,802 can be visible light, black light, infrared light, ultraviolet light, electromagnetic wave, ultrasound One or more of wave.For example, in one embodiment of the utility model, the light beam of the transmitting of the second back light unit 13 801 can include infrared light and visible light simultaneously.

In another embodiment of the utility model, the functional module group 30 can acquire two-dimensional image information and depth information, It can be used for two dimension or the identification of three-dimensional characteristics of objects, perhaps two dimension or three-dimensional Image Rendering or for taking pictures or recording view Frequently.Such as, but not limited to: fingerprint recognition, iris recognition, face recognition, self-timer, video, videophone, video conference, live streaming, Building structure is drawn, mapping, hologram image etc..

In above-described embodiment or other change embodiments, second back light unit 13 produces visible light, and passes through institute It states the first aperture 101 to be irradiated in liquid crystal display panel 11, luminance compensation can be carried out to the liquid crystal display panel 11.

Referring to Fig. 5, a kind of electronic equipment includes display module 10 and optics group in another embodiment of the utility model Part 40, the display module 10 include liquid crystal display panel 11, the first back light unit 12, the second back light unit 13 and third backlight Unit 14.First back light unit 12 setting is at 11 back side of liquid crystal display panel, second back light unit 13 and the Three back light units 14 are arranged below first back light unit 12, and first back light unit 12 has the corresponding optics First aperture 101 of component 40, the light beam 801,803 that second back light unit 12, third back light unit 14 emit are described Optical module 40 is reached outside the display module 10 after reflecting by first aperture 101, the liquid crystal display panel 11. The light beam 801,803 can be visible light, black light, infrared light, ultraviolet light, electromagnetic wave, one of ultrasonic wave or several Kind.Such as, but not limited to, the optical module 40 is prism or convex lens with one or multiple reflection face.The second backlight list Member 13, the position of third back light unit 14 and the optical module 40 and spacing distance can have a variety of different settings, such as But be not limited to: the distance of second back light unit 13, third back light unit 14 and the optical module 40 is less than described second The distance between back light unit 13, third back light unit 14.

Referring to Fig. 6, a kind of electronic equipment includes that display module 10 and setting exist in another embodiment of the utility model The functional module group 30 at 10 back side of display module.The display module 10 includes liquid crystal display panel 11, the first back light unit 12, the second back light unit 13 and third back light unit 14.First back light unit 12 is arranged in the liquid crystal display panel 11 The back side, second back light unit 13 and third back light unit 14 are arranged below first back light unit 12.Described first Back light unit 12 has the first aperture 101 of corresponding second back light unit 13, and the second of the corresponding functional module group 30 opens Hole 102, and the third aperture 103 of the corresponding third back light unit 14.The light beam 801 that second back light unit 13 issues It is reached outside the display module 10 by first aperture 101, the liquid crystal display panel 11.Second back light unit 14 light beams 803 issued are reached outside the display module 10 by the third aperture 103, the liquid crystal display panel 11. External beam 802 reaches the functional module group 30 by the liquid crystal display panel 11, second aperture 102.The light beam 802 can be the visible light or black light of external light source sending, can also be the light beam 801,803 and are irradiated to external object It is upper emit after reflected light.The utility model changes in embodiment, and the light beam 801,802,803 can be visible light, Black light, infrared light, ultraviolet light, electromagnetic wave, one or more of ultrasonic wave.

In one change embodiment of the utility model, described 801,803 can be wave-length coverage 800nm~1000nm it Between infrared light, and be distributed as infrared floodlight and structure light.

In the utility model other embodiments, the functional module group 30 may include infrared imaging mould group or visual light imaging Mould group.The functional module group 30, which can be used for two dimension and/or three-dimensional characteristics of objects identification, the functional module group 20, to be passed through TOF (Time of Flight) or the modes such as structure light or binocular stereo imaging obtain object two-dimensional signal and/or depth letter Breath.

The utility model other or change embodiment in, second back light unit 13, third back light unit 13, function mould Group 30, optical module 31, optical module 40 can have various configurations, for example setting has identical or different in different location Spacing distance, and 40 functional module group 30, optical module 31, optical module numbers can be to be one or more.

In the utility model other or change embodiment, back light unit quantity that the display module 10 includes can be 2 A perhaps 3 or other quantity.

In the utility model other or change embodiment, the functional module group 30 may include imaging sensor and/or right The lens answered, described image sensor can be color light sensor or infrared sensor.

The utility model other or change embodiment in, second back light unit 13 and/or third back light unit 14 It may include light-emitting component, light guide plate, diffusion sheet etc..

The utility model other or change embodiment in, stating liquid crystal display panel 11 may include the two substrates being oppositely arranged, Liquid crystal layer between two substrate is set, multiple thin film transistor (TFT)s (the Thin Film being disposed on the substrate Transistor, TFT), multiple grid lines, multiple data lines, multiple pixel electrodes etc., and its that formed is in the more of array distribution A pixel unit and data drive circuit, sequential control circuit, power circuit etc..

The utility model other or change embodiment in, the functional module group 30 can have multiple, the multiple function Mould group 30 is all or part of to be arranged at 10 back side of display module.First back light unit 12 has corresponding multiple functions Multiple apertures of mould group 30.

In the utility model other embodiments, described first to 101,102,103 inner wall of third aperture is equipped with light shield layer, For the light shield layer for obstructing beam propagation, light beam can not pass through the light shield layer.The light shield layer is that light screening material passes through plating Film, coating, the modes such as spraying are formed on the inside of the aperture, or the light shield layer is passed through the modes such as stickup or clamping Side section in the opening is set.

For example, the light shield layer can reflect the light beam 801,802,803, the light shield layer such as, but not limited to reflects Film, absorbing film etc..

The utility model is above-mentioned or other embodiments in, the aperture 101,102,103 can be circle, rectangular, oval Shape etc., the utility model are simultaneously not particularly limited.The functional module group 30 and/or the second backlight 13 are at least partially disposed at corresponding In first aperture 101 and the second aperture 102.

In other embodiments of the utility model, the functional module group 30 includes lens and the sensing that side under a lens is arranged Device, the light beam 802 are incident on the lens by the aperture 102 after liquid crystal display panel 11, then further arrive Up to the sensor.In the change or other embodiments of the utility model, the functional module group 30 includes lens, is arranged described The cylinder of sensor and the receiving lens and sensor below lens.

In another embodiment of the utility model, the functional module group 30 is visible image capturing head, can be used for receiving visible Light simultaneously generates correspondence image.The utility model other or change embodiment in, the functional module group 30 can also be black light Functional module group, such as: infrared sensor mould group.The functional module group 30 can be used for shooting photo or video, such as, but not limited to: Self-timer, video, videophone, video conference, live streaming etc.；Or drawn for two dimension or 3-D image, such as, but not limited to: room Room structure is drawn, mapping, hologram image etc.；Or identified for characteristics of objects, such as, but not limited to: fingerprint recognition, face Portion's identification, iris recognition etc..It should be noted that the utility model is not limited thereto, it is any to be obtained without creative work The technical solution arrived, the including but not limited to deformation, replacement, change, combination etc. of some or all of the utility model embodiment Belong to scope of protection of the utility model.

In the above-mentioned and other embodiment of the utility model, the liquid crystal display panel 11 at least corresponds to described first to The region of three apertures 101,102,103 allows light beam to pass through.For example, controlling the liquid crystal display panel 11 by driving circuit The gray scale voltage of the pixel in the region of the corresponding aperture makes corresponding light beam have maximum percent of pass or larger percent of pass (Transmittance Ratio).In the other embodiments of the utility model, described in the liquid crystal display panel 11 is at least corresponding First to the region of third aperture 101,102,103 be it is transparent.

In the utility model other or change embodiment, electronic equipment can be mobile phone, tablet computer, smartwatch, increase Strong reality/virtual reality device, human action detection device, autonomous driving vehicle, smart home device, security device, intelligence Robot or other electronic equipments with Object identifying or Image Rendering function.

Compared to the prior art, the utility model electronic equipment has the function of that the display module back side is arranged at least partly Mould group, electronic equipment front have more spaces for showing, so that the utility model electronic equipment has preferably User experience.

" length " that is likely to occur in the utility model specification, " width ", "upper", "lower", "front", "rear", " back side ", The orientation or positional relationship of the instructions such as " front ", "vertical", "horizontal", " top ", " bottom ", " inside ", " outside " be based on Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model embodiment and simplifies description, without referring to Show or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot manage Solution is limitations of the present invention.Similar label and letter indicate similar terms in the accompanying drawings, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.Meanwhile it is practical new at this In the description of type, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relatively important Property.In the description of the present invention, " a variety of " or the meaning of " plurality " is at least two or two, unless otherwise clearly specific Restriction.In the description of the utility model, it is also necessary to which explanation is unless specifically defined or limited otherwise, " setting ", " peace Dress ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can To be mechanical connection, it is also possible to be electrically connected；It can be and be directly connected to, be also possible to be indirectly connected with by intermediary, it can be with It is the connection inside two elements.For the ordinary skill in the art, it can understand that above-mentioned term exists with concrete condition Concrete meaning in the utility model.

Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation Or replacement, it should be covered within the scope of the utility model.Term used in claims should not be construed as Utility model is limited to specific embodiment disclosed in this specification.Therefore, the protection scope of the utility model should be with institute It states subject to scope of protection of the claims.

Claims (10)

1. a kind of electronic equipment, which is characterized in that including multiple back light units and functional module group, at least one back light unit can The light beam for allowing other back light units to issue passes through, and the functional module group can receive by the back light unit and/or emit light Beam.

2. electronic equipment according to claim 1, which is characterized in that the electronic equipment further includes liquid crystal display panel, The back light unit setting is in the LCD display back, the back light unit and liquid crystal display panel composition display mould Group, the multiple back light unit include the first back light unit and the second back light unit for being arranged in below the first back light unit, institute State the light beam that the first back light unit is issued with the first aperture corresponding with second back light unit, second back light unit The liquid crystal display panel can be reached by first aperture and can be emitted to by the liquid crystal display panel described Outside display module.

3. electronic equipment according to claim 1, which is characterized in that the multiple back light unit includes the first back light unit With the second back light unit being arranged in below the first back light unit, the electronic equipment further includes being arranged in the first backlight list The functional module group and optical module of first lower section, first back light unit have corresponding with the functional module group or optical module First aperture, the light beam that second back light unit issues can reach one by the optical module and first aperture Liquid crystal display panel, and outside further can be emitted to by the liquid crystal display panel.

4. electronic equipment according to claim 2 or 3, which is characterized in that first back light unit and/or described second Back light unit is for issuing visible light, black light, infrared light, ultraviolet light, electromagnetic wave, one or more of ultrasonic wave.

5. electronic equipment according to claim 2, which is characterized in that the electronic equipment further includes being arranged described first Functional module group below back light unit, in which:

First back light unit has the second aperture corresponding with the functional module group, and light beam can pass through the LCD display Plate and second aperture reach the functional module group；Or

The functional module group is arranged adjacent to first aperture, and external beam is opened by the liquid crystal display panel, described first Hole reaches the functional module group.

6. the electronic equipment according to claim 3 or 5, which is characterized in that the functional module group include imaging sensor and/ Or lens, the lens are arranged between described image sensor and first aperture, described image sensor is visible light Sensor or infrared light transducer[sensor.

7. electronic equipment according to claim 5, which is characterized in that the functional module group include imaging sensor and/or Lens, the lens are arranged between described image sensor and second aperture, and described image sensor is visible light biography Sensor or infrared light transducer[sensor.

8. electronic equipment according to claim 2, which is characterized in that the display module further includes being located at first back Third back light unit below light unit, the third back light unit is for issuing visible light and/or infrared light, in which:

The electronic equipment further includes optical module, and the light beam that the third back light unit issues passes through the optical module and the One aperture reaches the liquid crystal display panel, and the light beam that second back light unit issues is opened by the optical module and first Hole reaches the liquid crystal display panel；Or

First back light unit has the third aperture of the corresponding third back light unit, what the third back light unit issued Third aperture described in light beam reaches the liquid crystal display panel.

9. electronic equipment according to claim 2, which is characterized in that first back light unit include set gradually it is anti- Piece, light guide plate and optical diaphragm are penetrated, the reflector plate, light guide plate, optical diaphragm have passing through for corresponding second back light unit The aperture worn.

10. electronic equipment according to claim 8, which is characterized in that first aperture, the second aperture, third aperture Inner wall is equipped with light shield layer, and the light shield layer is for obstructing beam propagation.