CN106773385A - Double-side display device - Google Patents
Double-side display device Download PDFInfo
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- CN106773385A CN106773385A CN201611207303.6A CN201611207303A CN106773385A CN 106773385 A CN106773385 A CN 106773385A CN 201611207303 A CN201611207303 A CN 201611207303A CN 106773385 A CN106773385 A CN 106773385A
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- display panel
- infrabasal plate
- upper substrate
- double
- flexible
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13458—Terminal pads
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133342—Constructional arrangements; Manufacturing methods for double-sided displays
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a kind of double-side display device, including the first display panel and the second display panel bonded to each other, the display surface of first display panel and the second display panel is mutually away from setting, wherein, first display panel is transmissive display panel, and first display panel includes the first backlight module, the first infrabasal plate and the first upper substrate that lamination is set successively；Second display panel is reflective display panel, and second display panel includes being connected to the flexible infrabasal plate at the first backlight module back side and the second upper substrate on the flexible infrabasal plate；The thickness of the flexible infrabasal plate is less than the thickness of first infrabasal plate, and the flexible infrabasal plate is connected to the back side of first backlight module by tack coat or interface electrostatic force.It is improved by the structure to two bound fractions of display panel in double-side display device, reduces the integral thickness of double-side display device, is conducive to the lightening of electronic product.
Description
Technical field
The present invention relates to technical field of flat panel display, especially a kind of double-side display device.
Background technology
At present, the form of electronic product tends to variation, and double-sided display function turns into the important spy of new generation electronic product
Color.For example, the double-side display device of interior of mobile phone can simultaneously show mobile phone function of tonic chord window, another side display time；For example,
The various contents of displaying can be seen by the personnel of display both sides using display with double faces in public.Current industry is given birth to
The double-side display device of product is typically two one side show panels and patch is formed, and can be a liquid crystal display panel and an Organic Electricity
Electro-luminescence panel is set back-to-back, or two liquid crystal display backrests are set.Existing double-side display device as shown in Figure 1
Structural representation, it includes setting the first display panel 1a and the second display panel 1b that laminating is set back-to-back, and first shows
Show that panel 1a is connected to a drive module 3a by a flexible printed circuit board 2a, and the second display panel 1b is then by another
Flexible printed circuit board 2b is connected to another drive module 3b.At present, double-side display device is all separate by two
Display panel formation bonded to each other, thickness is larger, is unfavorable for the lightening development of electronic product.
The content of the invention
In view of the deficiency that prior art is present, the invention provides a kind of double-side display device, fills by double-sided display
The structure of two bound fractions of display panel is improved in putting, and reduces the integral thickness of double-side display device, is conducive to electricity
Sub- product it is lightening.
In order to achieve the above object, present invention employs following technical scheme：
A kind of double-side display device, including the first display panel and the second display panel bonded to each other, described first shows
Show that panel and the display surface of the second display panel mutually deviate from setting, wherein, first display panel is transmissive display panel,
First display panel includes the first backlight module, the first infrabasal plate and the first upper substrate that lamination is set successively；It is described
Second display panel is reflective display panel, and second display panel includes being connected to the first backlight module back side
Flexible infrabasal plate and the second upper substrate on the flexible infrabasal plate；The thickness of the flexible infrabasal plate is less than described first
The thickness of infrabasal plate, the flexible infrabasal plate is connected to first backlight module by tack coat or interface electrostatic force
The back side.
Wherein, the thickness of the flexible infrabasal plate is 50~250 μm.
Wherein, in first display panel, array structure is provided with to form array base palte in first infrabasal plate,
It is provided with filtering structure to form color membrane substrates in first upper substrate；Or, it is provided with filter in first infrabasal plate
Photo structure is provided with array structure to form array base palte to form color membrane substrates in first upper substrate；Described second shows
Show in panel, be provided with array structure in the flexible infrabasal plate to form array base palte, be provided with second upper substrate
Filtering structure is forming color membrane substrates.
Wherein, in first display panel, array structure is provided with to form array base palte in first infrabasal plate,
It is provided with filtering structure to form color membrane substrates in first upper substrate；Or, it is provided with filter in first infrabasal plate
Photo structure is provided with array structure to form array base palte to form color membrane substrates in first upper substrate；Described second shows
Show in panel, be provided with filtering structure in the flexible infrabasal plate to form color membrane substrates, be provided with second upper substrate
Array structure is forming array base palte.
Wherein, the array base palte of first display panel is provided with the first pad, and first display panel also includes
First drive module, first drive module is connected to first pad by flexible printed circuit board；Described second shows
Show that the array base palte of panel is provided with the second pad, second display panel also includes the second drive module, and described second drives
Dynamic model block is connected to second pad by flexible printed circuit board.
Wherein, the flexible infrabasal plate has the flexible extension extended from the side of second display panel, institute
The array base palte that flexible extension is electrically connected to first display panel is stated, in the flexible extension and the described first display
One is additionally provided with the circuit that the array base palte of panel is connected with each other and shares pad；The double-side display device also includes that one shares
Drive module, the common drive module is connected to the shared pad by a flexible printed circuit board, is shared by described
The connection of pad provides drive signal to first display panel and the second display panel respectively.
In another preferred technical scheme, a kind of double-side display device, it includes the 3rd display panel bonded to each other
With the 4th display panel, the display surface of the 3rd display panel and the 4th display panel mutually deviates from setting, wherein, the described 3rd
Display panel is transmissive display panel, and the 3rd display panel includes the second backlight module, the 3rd that lamination is set successively
Infrabasal plate and the 3rd upper substrate；4th display panel is reflective display panel, and the 4th display panel includes bag
Include lamination is set successively the 4th infrabasal plate and the 4th upper substrate；Wherein, second backlight module include backlight housing and
Light source in backlight housing, reflector plate, light guide plate and optical diaphragm group are arranged on, the reflector plate is sticked under the described 4th
The one side of direction the 3rd display panel of substrate.
Wherein, the width of the 3rd display panel is less than the width of the 4th display panel, the backlight housing court
Extend to the thickness direction of the 3rd display panel, form the outer framework of fixation the 3rd infrabasal plate and the 3rd upper substrate.
Wherein, in the 3rd display panel, array structure is provided with to form array base palte in the 3rd infrabasal plate,
It is provided with filtering structure to form color membrane substrates in 3rd upper substrate；Or, it is provided with filter in the 3rd infrabasal plate
Photo structure is provided with array structure to form array base palte to form color membrane substrates in the 3rd upper substrate；Described 4th shows
Show in panel, be provided with array structure in the 4th infrabasal plate to form array base palte, be provided with the 4th upper substrate
Filtering structure is forming color membrane substrates；Or, filtering structure is provided with to form color membrane substrates in the 4th infrabasal plate, institute
State and be provided with array structure to form array base palte in the 4th upper substrate.
Wherein, the array base palte of the 3rd display panel is provided with the 3rd pad, and the 3rd display panel also includes
3rd drive module, the 3rd drive module is connected to the 3rd pad by flexible printed circuit board；Described 4th shows
Show that the array base palte of panel is provided with the 4th pad, the 4th display panel also includes the 4th drive module, the 4 wheel driven
Dynamic model block is connected to the 4th pad by flexible printed circuit board.
Beneficial effect：
Double-side display device provided in an embodiment of the present invention, by two combinations of display panel in double-side display device
Partial structure is improved, and reduces the integral thickness of double-side display device, is conducive to the lightening of electronic product.
Brief description of the drawings
Fig. 1 is the structural representation of existing double-side display device；
Fig. 2 is the structural representation of the double-side display device that the embodiment of the present invention 1 is provided；
Fig. 3 is the structural representation of the double-side display device that the embodiment of the present invention 2 is provided；
Fig. 4 is the structural representation of the double-side display device that the embodiment of the present invention 3 is provided；
Fig. 5 is the structural representation of the double-side display device that the embodiment of the present invention 4 is provided；
Fig. 6 is the structural representation of the double-side display device that the embodiment of the present invention 5 is provided；
Fig. 7 is the structural representation of the double-side display device that the embodiment of the present invention 6 is provided；
Fig. 8 is the structural representation of the double-side display device that the embodiment of the present invention 7 is provided；
Fig. 9 is the structural representation of the double-side display device that the embodiment of the present invention 8 is provided.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the accompanying drawings to specific reality of the invention
The mode of applying is described in detail.The example of these preferred embodiments is illustrated in the accompanying drawings.Shown in accompanying drawing and according to
What the embodiments of the present invention of Description of Drawings were merely exemplary, and the present invention is not limited to these implementation methods.
Here, also, it should be noted that in order to avoid having obscured the present invention because of unnecessary details, in the accompanying drawings only
Structure and/or the process step closely related with scheme of the invention is shown, and is eliminated little with relation of the present invention
Other details.
Embodiment 1
A kind of double-side display device is present embodiments provided, as shown in Fig. 2 the double-side display device is including bonded to each other
The first display panel 10 and the second display panel 20, the display surface phase of the display panel 20 of first display panel 10 and second
Away from setting.
Wherein, first display panel 10 is transmissive display panel, and first display panel 10 includes folding successively
The first backlight module 11, the first infrabasal plate 12 and the first upper substrate 13 that layer is set；Second display panel 20 is reflection
Formula display panel, second display panel 20 includes being connected to the He of flexible infrabasal plate 21 at the back side of the first backlight module 11
The second upper substrate 22 on the flexible infrabasal plate 21, it is preferable that the flexible infrabasal plate 21 can be directly bonded in
The back side of first backlight module 11.The thickness of the flexible infrabasal plate 21 is less than the thickness of first infrabasal plate 12, described
Flexible infrabasal plate 21 is bonded in the first backlight mould by tack coat (OCA or OCR optical cements etc.) or interface electrostatic force
The back side (towards the one side of second display panel 20) of group 11.
Wherein, the thickness of the flexible infrabasal plate 21 can select to be 50~250 μm, compared to using rigid substrates, its
Thickness can reduce 50% or so.Simultaneously as the flexible infrabasal plate 21 is connected to the back side of first backlight module 11,
Support force can be provided by the shell of the first backlight module 11, can cause that the second display panel 20 maintains uniform liquid crystal cell
It is thick.Wherein, the width of the correspondence of flexible infrabasal plate 21 viewing area should be not more than the width at the back side of backlight module 11, therefore,
Second display panel 20 is not more than the width of the first display panel 10.
Double-side display device as provided above, by two knots of the bound fraction of display panel in double-side display device
Structure is improved, i.e., using flexible infrabasal plate, flexible infrabasal plate is then by the first display panel for the infrabasal plate of the second display panel 20
10 backlight module support, while structural rigidity requirements are met, flexible infrabasal plate is compared to using its thickness of rigid substrates
50% or so can be reduced, the integral thickness of double-side display device is thus reduced, be conducive to the lightening of electronic product.
Wherein, the material of the flexible infrabasal plate 21 can be formed for any appropriate flexible material, can be by such as gathering
Acid imide (PI), makrolon (PC), polyether sulfone (PES), polyethylene terephthalate (PET), poly- naphthalenedicarboxylic acid second two
The polymeric materials such as alcohol ester (PEN), polyarylate (PAR) or fiberglass reinforced plastics (FRP) are formed.
In the present embodiment, as shown in Fig. 2 in first display panel 10, being provided with first infrabasal plate 12
Array structure (not shown) is provided with filtering structure and (does not show in figure to form array base palte, in first upper substrate 13
Go out) to form color membrane substrates.Filtering structure is provided with second display panel 20, in the flexible infrabasal plate 21 (in figure
It is not shown) to form color membrane substrates, it is provided with array structure (not shown) to form array in second upper substrate 22
Substrate；Also reflection structure layer (not shown) should be provided with the flexible infrabasal plate 21 so that second display panel
20 form reflective display panel.Dotted arrow represents radiation direction in Fig. 2.
Further, as described in Figure 2, first infrabasal plate 12 is provided with the first pad 14, first display panel
10 also include the first drive module 15, and first drive module 15 is connected to first pad by flexible printed circuit board
14.Second upper substrate 22 is provided with the second pad 23, and second display panel 20 also includes the second drive module 24, institute
State the second drive module 24 and second pad 23 is connected to by flexible printed circuit board.I.e., in the present embodiment, first shows
Show that the display panel 20 of panel 10 and second is separately-driven by different drive modules 15,24.
It should be noted that the first display panel 10 and the second display panel 20 as above illustrate only backlight module, battle array
Row substrate and color membrane substrates, these structure sheafs are part-structure, the component for having sketched display panel, but are not limited to this：
Such as color membrane substrates contain black matrix" (BM), RGB color resistance layer etc., and array base palte contains TFT switch, scan line, data
Line, pixel electrode, public electrode etc..Liquid crystal display panel further comprises each other display unit, such as array base palte and coloured silk
There are alignment film, liquid crystal layer, frame glue etc. between ilm substrate, these details can be realized with reference to prior art, be will not be repeated here.
Embodiment 2
The present embodiment as different from Example 1, as shown in figure 3, in the present embodiment, in second display panel 20,
Array structure is provided with the flexible infrabasal plate 21 to form array base palte, filtering structure is set in second upper substrate 22
To form color membrane substrates.Should also reflection structure layer be provided with the flexible infrabasal plate 21 so that second display panel 20
Form reflective display panel.Dotted arrow represents radiation direction in Fig. 3.
Accordingly, as shown in figure 3, second pad 23 is arranged on the flexible infrabasal plate 21, described second drives
Module 24 is then connected to second pad 23 by flexible printed circuit board.
Embodiment 3
The present embodiment as different from Example 1, as shown in figure 4, in the present embodiment, in first display panel 10,
Filtering structure is provided with first infrabasal plate 12 to form color membrane substrates, array junctions are provided with first upper substrate 13
Structure is forming array base palte.Dotted arrow represents radiation direction in Fig. 4.
Accordingly, as shown in figure 4, first pad 14 is arranged on first upper substrate 13, described first drives
Module 15 is then connected to first pad 14 by flexible printed circuit board.
Embodiment 4
The present embodiment as different from Example 1, as shown in figure 5, in the present embodiment, in first display panel 10,
Filtering structure is provided with first infrabasal plate 12 to form color membrane substrates, array junctions are provided with first upper substrate 13
Structure is forming array base palte.In second display panel 20, it is provided with array structure to be formed in the flexible infrabasal plate 21
Array base palte, sets filtering structure to form color membrane substrates in second upper substrate 22.Should also in the flexible infrabasal plate 21
When be provided with reflection structure layer so that second display panel 20 formed reflective display panel.Dotted arrow is represented in Fig. 5
Radiation direction.
Accordingly, as shown in figure 5, first pad 14 is arranged on first upper substrate 13, described first drives
Module 15 is then connected to first pad 14 by flexible printed circuit board.Second pad 23 is arranged under the flexibility
On substrate 21, second drive module 24 is then connected to second pad 23 by flexible printed circuit board.
Embodiment 5
The present embodiment is as different from Example 4, soft described in the second display panel 20 as shown in fig. 6, in the present embodiment
Property infrabasal plate 21 there is the flexible extension 211 that extends from the side of second display panel 20, the flexible extension
211 the first upper substrates 13 for being electrically connected to first display panel 10, thus, the upper substrate of the flexible infrabasal plate 21 and first
13 have interconnected shared signal lead.It is connected with each other in the flexible extension 211 and first upper substrate 13
One is additionally provided with circuit and shares pad 14a.Pad 14a is shared in the present embodiment to be arranged on the first upper substrate 13, certainly,
In some other embodiments, it can also be connected on flexible extension 211 to share pad 14a.Wherein, it is described flexible and extendable
Portion 211 can be connected to first upper substrate 13 by anisotropic conductive.Dotted arrow represents radiation direction in Fig. 6.
The double-side display device also includes that one shares drive module 15a, the common drive module 15a by a flexibility
Printed circuit board (PCB) is connected to the shared pad 14a, by the connection of the shared pad 14a respectively to first display surface
10 and second display panel of plate 20 provides drive signal.
Wherein, the signal lead for being connected to the first display panel 10 and the signal lead for being connected to the second display panel 20 exist
It can connect correspondingly to share pad 14a, and now the first display panel 10 and the second display panel 20 are from common drive
Same group of drive signal is received in module 15a.Certainly, it is connected to the signal lead of the first display panel 10 and is connected to second and shows
The signal lead for showing panel 20 can be staggered one by one in shared pad 14a, and now the first display panel 10 and second is aobvious
Show that panel 20 receives two groups of different drive signals from common drive module 15a.Two groups of drive signals could be arranged to identical
Signal it can also be provided that different signal.
Based on above structure, two display panels 10,20 in the double-side display device share one group of printed circuit board (PCB)
With a drive module, be conducive to the simplification of drive system and the reduction of cost.
It should be noted that the attachment structure in the present embodiment can also be applied to as embodiment 2 provided it is two-sided aobvious
In showing device.
Embodiment 6
The present embodiment as different from Example 1, as shown in fig. 7, in the present embodiment, in second display panel 20 also
Including the first front located light source 25, first front located light source 25 is arranged on second upper substrate 22, aobvious towards described second
Show the internal emission light of panel 20.Dotted arrow represents radiation direction in Fig. 7.
It should be noted that such as the double-side display device of embodiment 2-5 offers, it is also possible to increase on the second upper substrate 22
It is provided with first front located light source 25.
Embodiment 7
The double-side display device of another structure is present embodiments provided, as shown in figure 8, the double-side display device includes
3rd display panel 30 bonded to each other and the 4th display panel 40, the 3rd display panel 30 and the 4th display panel 40
Display surface is mutually away from setting.
Wherein, the 3rd display panel 30 is transmissive display panel, and the 3rd display panel includes lamination successively
The second backlight module 31, the 3rd infrabasal plate 32 and the 3rd upper substrate 33 for setting.4th display panel 40 is reflective
Display panel, the 4th display panel 40 includes the 4th infrabasal plate 41 and the 4th upper substrate 42 that lamination is set successively.
Wherein, as shown in figure 8, second backlight module 31 includes backlight housing 311 and is arranged on backlight housing 311
In light source 312, reflector plate 313, light guide plate 314 and optical diaphragm group 315, the reflector plate 313 sticks to the described 4th
The one side of direction the 3rd display panel 30 of infrabasal plate 41, using the 4th infrabasal plate 41 as second backlight module
31 backboard.Wherein, reflector plate 313 can stick to the 4th infrabasal plate 41 by tack coat (OCA or OCR optical cements etc.)
On.Specifically, the backlight housing 311 is used for each component fixed in second backlight module 31, the light guide plate 314
It is successively set on the reflector plate 313 with optical diaphragm group 315, the light source 312 is arranged on the interior of the backlight housing 311
Wall, and positioned at the side of the light guide plate 314.
Double-side display device as provided above, by two knots of the bound fraction of display panel in double-side display device
Structure is improved, i.e. the infrabasal plate of the 4th display panel 40 is additionally operable to as the second backlight module 31 of the 3rd display panel 30
Backboard, thus reduces the integral thickness of double-side display device, is conducive to the lightening of electronic product.
In the present embodiment, as shown in figure 8, in the 3rd display panel 30, being provided with the 3rd infrabasal plate 32
Array structure (not shown) is provided with filtering structure and (does not show in figure to form array base palte, in the 3rd upper substrate 33
Go out) to form color membrane substrates.Filtering structure is provided with 4th display panel 40, in the 4th infrabasal plate 41 (in figure
It is not shown) to form color membrane substrates, it is provided with array structure (not shown) to form array in the 4th upper substrate 42
Substrate；Also reflection structure layer (not shown) should be provided with 4th infrabasal plate 41 so that the 4th display panel
40 form reflective display panel.Dotted arrow represents radiation direction in Fig. 8.
Further, in the present embodiment, as described in Figure 8, the 3rd infrabasal plate 32 is provided with the 3rd pad 34, described
3rd display panel 30 also includes the 3rd drive module 35, and the 3rd drive module 35 is connected to by flexible printed circuit board
3rd pad 34.4th upper substrate 42 is provided with the 4th pad 43, and the 4th display panel 40 also includes the 4th
Drive module 44, the 4th drive module 44 is connected to the 4th pad 43 by flexible printed circuit board.That is, in this reality
Apply in example, the 3rd display panel 30 and the 4th display panel 40 are separately-driven by different drive modules 35,44.
In some other embodiments, the 3rd infrabasal plate 32 can also be provided with filtering structure to form color film
Substrate, now is then provided with array structure to form array base palte in the 3rd upper substrate 33.4th upper substrate 42
Filtering structure can be provided with to form color membrane substrates, now array structure is then provided with shape in the 4th infrabasal plate 41
Into array base palte.
It should be noted that the 3rd display panel 30 and the 4th display panel 40 as above illustrate only backlight module, battle array
Row substrate and color membrane substrates, these structure sheafs are part-structure, the component for having sketched display panel, but are not limited to this：
Such as color membrane substrates contain black matrix" (BM), RGB color resistance layer etc., and array base palte contains TFT switch, scan line, data
Line, pixel electrode, public electrode etc..Liquid crystal display panel further comprises each other display unit, such as array base palte and coloured silk
There are alignment film, liquid crystal layer, frame glue etc. between ilm substrate, these details can be realized with reference to prior art, be will not be repeated here.
Embodiment 8
The present embodiment as different from Example 7, as shown in figure 9, in the present embodiment, the width of the 3rd display panel 30
, less than the width of the 4th display panel 40, in the 3rd display panel 30, the backlight housing 311 is towards described for degree
The thickness direction of three display panels 30 extends, and forms the outer framework of fixation the 3rd infrabasal plate 32 and the 3rd upper substrate 33.By
This can cause that the structure of the 3rd display panel 30 is compacter, advantageously in the lightening of double-side display device.
In sum, double-side display device provided in an embodiment of the present invention, by two displays in double-side display device
The structure of the bound fraction of panel is improved, and reduces the integral thickness of double-side display device, is conducive to the frivolous of electronic product
Change.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.And, term " including ", "comprising" or its any other variant be intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art
For member, on the premise of the application principle is not departed from, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as the protection domain of the application.
Claims (10)
1. a kind of double-side display device, including the first display panel and the second display panel bonded to each other, first display
The display surface of panel and the second display panel is mutually away from setting, it is characterised in that
First display panel is transmissive display panel, and first display panel includes first back of the body that lamination is set successively
Light module, the first infrabasal plate and the first upper substrate；
Second display panel is reflective display panel, and second display panel includes being connected to the first backlight mould
The flexible infrabasal plate and the second upper substrate on the flexible infrabasal plate at the group back side；
, less than the thickness of first infrabasal plate, the flexible infrabasal plate is by tack coat or boundary for the thickness of the flexible infrabasal plate
Face electrostatic force is connected to the back side of first backlight module.
2. double-side display device according to claim 1, it is characterised in that the thickness of the flexible infrabasal plate is 50~
250μm。
3. double-side display device according to claim 2, it is characterised in that in first display panel, described first
Array structure is provided with infrabasal plate to form array base palte, is provided with filtering structure to form color film in first upper substrate
Substrate；Or, filtering structure is provided with first infrabasal plate to form color membrane substrates, set in first upper substrate
There is array structure to form array base palte；
It is provided with array structure to form array base palte, described second in second display panel, in the flexible infrabasal plate
Filtering structure is provided with upper substrate to form color membrane substrates.
4. double-side display device according to claim 2, it is characterised in that in first display panel, described first
Array structure is provided with infrabasal plate to form array base palte, is provided with filtering structure to form color film in first upper substrate
Substrate；Or, filtering structure is provided with first infrabasal plate to form color membrane substrates, set in first upper substrate
There is array structure to form array base palte；
It is provided with filtering structure to form color membrane substrates, described second in second display panel, in the flexible infrabasal plate
Array structure is provided with upper substrate to form array base palte.
5. the double-side display device according to claim 3 or 4, it is characterised in that the array base of first display panel
Plate is provided with the first pad, and first display panel also includes the first drive module, and first drive module is by flexibility
Printed circuit board (PCB) is connected to first pad；The array base palte of second display panel is provided with the second pad, described
Two display panels also include the second drive module, and second drive module is connected to described second by flexible printed circuit board
Pad.
6. double-side display device according to claim 3, it is characterised in that the flexible infrabasal plate has from described second
The flexible extension that the side of display panel is extended, the flexible extension is electrically connected to the array of first display panel
Substrate, is additionally provided with altogether on the circuit that the flexible extension is connected with each other with the array base palte of first display panel
Use pad；The double-side display device also includes that one shares drive module, and the common drive module is by flexible printing electricity
Road plate is connected to the shared pad, is shown to first display panel and second respectively by the connection of the shared pad
Panel provides drive signal.
7. a kind of double-side display device, including the 3rd display panel and the 4th display panel bonded to each other, the 3rd display
The display surface of panel and the 4th display panel is mutually away from setting, it is characterised in that
3rd display panel is transmissive display panel, and the 3rd display panel includes second back of the body that lamination is set successively
Light module, the 3rd infrabasal plate and the 3rd upper substrate；
4th display panel is reflective display panel, and the 4th display panel includes that lamination successively is set
Four infrabasal plates and the 4th upper substrate；
Wherein, second backlight module includes backlight housing and the light source, reflector plate, the light guide plate that are arranged in backlight housing
And optical diaphragm group, the reflector plate sticks to the one side of direction the 3rd display panel of the 4th infrabasal plate.
8. double-side display device according to claim 7, it is characterised in that the width of the 3rd display panel is less than institute
The width of the 4th display panel is stated, the backlight housing extends towards the thickness direction of the 3rd display panel, formed and fixed
The outer framework of the 3rd infrabasal plate and the 3rd upper substrate.
9. the double-side display device according to claim 7 or 8, it is characterised in that
It is provided with array structure to form array base palte, the described 3rd in 3rd display panel, in the 3rd infrabasal plate
Filtering structure is provided with upper substrate to form color membrane substrates；Or, be provided with the 3rd infrabasal plate filtering structure with
Color membrane substrates are formed, is provided with array structure to form array base palte in the 3rd upper substrate；
It is provided with array structure to form array base palte, the described 4th in 4th display panel, in the 4th infrabasal plate
Filtering structure is provided with upper substrate to form color membrane substrates；Or, be provided with the 4th infrabasal plate filtering structure with
Color membrane substrates are formed, is provided with array structure to form array base palte in the 4th upper substrate.
10. double-side display device according to claim 9, it is characterised in that the array base palte of the 3rd display panel
The 3rd pad is provided with, the 3rd display panel also includes the 3rd drive module, and the 3rd drive module is printed by flexible
Printed circuit board is connected to the 3rd pad；The array base palte of the 4th display panel is provided with the 4th pad, the described 4th
Display panel also includes the 4th drive module, and the 4th drive module is connected to the 4th weldering by flexible printed circuit board
Disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611207303.6A CN106773385A (en) | 2016-12-23 | 2016-12-23 | Double-side display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611207303.6A CN106773385A (en) | 2016-12-23 | 2016-12-23 | Double-side display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106773385A true CN106773385A (en) | 2017-05-31 |
Family
ID=58919698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611207303.6A Pending CN106773385A (en) | 2016-12-23 | 2016-12-23 | Double-side display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106773385A (en) |
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| CN107357071A (en) * | 2017-08-02 | 2017-11-17 | 深圳市华星光电技术有限公司 | A kind of double-sided liquid crystal display device |
| CN108681132A (en) * | 2018-06-29 | 2018-10-19 | 深圳市华星光电技术有限公司 | Display device |
| CN114019732A (en) * | 2021-10-27 | 2022-02-08 | 滁州惠科光电科技有限公司 | Display module and display device |
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Application publication date: 20170531 |