CN106205412A - Display device - Google Patents
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- CN106205412A CN106205412A CN201510452726.3A CN201510452726A CN106205412A CN 106205412 A CN106205412 A CN 106205412A CN 201510452726 A CN201510452726 A CN 201510452726A CN 106205412 A CN106205412 A CN 106205412A
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The invention discloses a display device, which comprises a first substrate, a second substrate, a display element layer, a non-light-transmitting structure, a light guide structure and a reflecting layer. The second substrate is disposed opposite to the first substrate, wherein the first substrate is adjacent to a display surface of the display device. The display element layer is arranged between the first substrate and the second substrate. The non-light-transmitting structure is arranged between the display element layer and the second substrate, and defines at least one opening area of the display device. The light guide structure is arranged on the non-light-transmitting structure and corresponds to at least one opening area, wherein the non-light-transmitting structure is positioned between the light guide structure and the display element layer, the light guide structure further comprises a plurality of insulation structures, and each insulation structure is provided with a first surface adjacent to the non-light-transmitting structure and two side surfaces connected to the first surface. The reflective layer is disposed on the side surface, wherein ambient light incident from the second substrate side is reflected by the reflective layer and exits through the opening region.
Description
Technical field
The present invention relates to a kind of display device, particularly relate to a kind of display device with light guide structure.
Background technology
In daily life now, the application of flat-panel screens (flat panel display) is seen everywhere,
As the 3C Products such as mobile phone, PDAs (personal digital assistants), GPS, digital camera all with life
Live closely bound up.And if it is transparent display, then its display itself is except capable of displaying image or data
Outward, user observes the image at display rear also by display itself, and these products just can be answered
For vending machine, Window Display, market food show and Museum Exhibit etc..And such as liquid crystal display
Device (liquid crystal displays；LCD), Organic Light Emitting Diode (organic light emitting diode；
OLED) display and electric wet-type display (Electrowetting Display；Etc. EWD) display medium all may be used
It is applied to transparent display.
In transparent display, due to metal routing, thin film transistor (TFT) (thin film transistor；TFT)
Or the ink shrinking zone etc. of electric wet-type display is all light tight region, cause by display rear
The penetrance of bias light is not enough, affects user and regards the sight of the image at display rear.
Summary of the invention
For solving the problems referred to above, one embodiment of the invention proposes a kind of display device, and display device includes:
One first substrate；One second substrate, second substrate is oppositely disposed with first substrate, and wherein first substrate is adjacent
One display surface of nearly display device；One display element layer is arranged between first substrate and second substrate；One
Alternatively non-transparent structure is arranged between display element layer and second substrate, alternatively non-transparent structure definition display device
At least one open region；One light guide structure is arranged in alternatively non-transparent structure, and to should at least one open region,
Wherein alternatively non-transparent structure is between light guide structure and display element layer, and light guide structure also includes multiple insulation
Structure, each insulation system has a first surface of neighbouring alternatively non-transparent structure and is connected to first surface
Two side surfaces；One reflecting layer is arranged on side surface, wherein by the incident ambient light in second substrate side via
Reflecting layer and reflect and via open region outgoing.
Another embodiment of the present invention proposes a kind of display device, and display device includes: a first substrate；
One second substrate, second substrate is oppositely disposed with first substrate, and wherein first substrate is adjacent to display device
One display surface；One display element layer is arranged between first substrate and second substrate；One alternatively non-transparent structure sets
It is placed between display element layer and second substrate, at least one opening of alternatively non-transparent structure definition display device
District；Multiple insulation systems, are arranged in alternatively non-transparent structure, and wherein alternatively non-transparent structure is positioned at this knot that insulate
Between structure and display element layer, each insulation system has a first surface and the connection of neighbouring alternatively non-transparent structure
Two side surfaces in first surface；And an electrochromism block, it is positioned at alternatively non-transparent structure and second substrate
Between, electrochromism block includes: an one first transparency electrode correspondence at least open region is arranged；One conduction
Layer is arranged on these a little side surfaces of these a little insulation systems；And one electrochromic media to be adjacent to first transparent
Electrode and conductive layer.
For the present invention can be become apparent, special embodiment below, and the accompanying drawing work appended by cooperation is in detail
It is described as follows.
Accompanying drawing explanation
Figure 1A is the generalized section of the display device of one embodiment of the invention；
Figure 1B is the generalized section of the display device of yet another embodiment of the invention；
Fig. 2 is the angle between second surface and the side surface of insulation system in one embodiment of the invention and ring
The simulative relation figure of border light transmittance；
Fig. 3 A is the generalized section of the display device of another embodiment of the present invention；
Fig. 3 B is the generalized section of the display device of a present invention more embodiment；
Fig. 4 A is that the open region of one embodiment of the invention display device regards on the local of alternatively non-transparent structure
Figure；
Fig. 4 B is the open region local top view with alternatively non-transparent structure of display device as shown in Figure 1A；
Fig. 4 C is the open region local top view with alternatively non-transparent structure of display device as shown in Figure 3A；
Fig. 5 is the open region top view with alternatively non-transparent structure of another embodiment of the present invention display device；
Fig. 6 A to Fig. 6 B is open region and the alternatively non-transparent structure of yet another embodiment of the invention display device
Top view；
Fig. 7 is the open region top view with alternatively non-transparent structure of the present invention more embodiment display device；
Fig. 8 is the generalized section of the display device of further embodiment of this invention；
Fig. 9 is the generalized section of the display device of another embodiment of the present invention；
Figure 10 is the generalized section of the display device of the present invention more another embodiment；
Figure 11 is the generalized section of the display device of a present invention further embodiment；
Figure 12 is the generalized section of the display device of the present invention further another embodiment；
Figure 13 is the generalized section of the display device of the present invention further another embodiment；
Figure 14 is the generalized section of the display device of a present invention the most more embodiment；
Figure 15 is the generalized section of the display device of the most another embodiment of the present invention；
Figure 16 is the generalized section of the display device of the present invention further another embodiment.
Symbol description
100、100’、200、200’、300、400、500、600、700、1000、1010、1020、
1030: display device
100A、200A、300A、400A、500A、600A、700A、1000A、1010A、1020A、
1030A: display surface
110: first substrate
120: second substrate
120a, 390a, 390b: surface
130: display element layer
130a: display dielectric layer
130b: the first electrode
130c: the second electrode
140: alternatively non-transparent structure
140B, 140G, 140R: ray structure
150: open region
160: light guide structure
170: insulation system
180: reflecting layer
190: flatness layer
280: conductive layer
310: the first transparency electrodes
320: electrochromic media
330: the first electrochromic material layers
340: the second transparency electrodes
350: the second electrochromic material layers
360: dielectric substrate
390: the three substrates
800,900: electrochromism block
A, b, d: length profile
A: region
H, T1, T2, T3: thickness
L: ambient light
L ': emergent light
L1, L2: extended line
R, G, B: sub-pixel
S1: first surface
S2: second surface
S3: side surface
TFT: thin film transistor (TFT)
θ 1, θ 2, θ 2 ', θ 3: angle
Detailed description of the invention
This specification disclosure below provides many different embodiments or example, to implement the present invention
The different characteristic of various different embodiments.And this specification disclosure below be describe each component and
The particular example of its arrangement mode, in the hope of simplifying explanation.Certainly, these specific examples and be not used to limit
Determine the present invention.It addition, different examples may use the reference marks and/or use repeated in the explanation of the present invention
Word.These replicators or be to simplify and purpose clearly with word, are not limited to each and implement
Example and/or the relation of described surface structure.Furthermore, if this specification disclosure below describe by
Fisrt feature is formed at above a second feature, i.e. represents and it comprises above-mentioned first formed
Feature is the embodiment directly contacted with above-mentioned second feature, also contains and still can additional feature be formed
Between above-mentioned fisrt feature and above-mentioned second feature, and make above-mentioned fisrt feature and the above-mentioned second feature can
The embodiment that can the most directly contact.
Figure 1A is the generalized section of the display device 100 of one embodiment of the invention.In this embodiment,
Display device 100 e.g. transparent display, i.e. except by the display surface 100A of display device 100
Outside shown information, from display device 100 back side, the bias light through display device 100 also may be used
To be observed by the display surface 100A of display device 100.As shown in Figure 1A, display device 100
Including first substrate 110, second substrate 120, display element layer 130, alternatively non-transparent structure
140, light guide structure 160 and a reflecting layer 180.Second substrate 120 is relative with first substrate 110
Configuration, wherein first substrate 110 is adjacent to the display surface 100A of display device 100, that is observer by
The display information regarding display device 100 is seen in first substrate 110 side.Display element layer 130 is arranged at
Between one substrate 110 and second substrate 120.Alternatively non-transparent structure 140 be arranged at display element layer 130 with
Between second substrate 120, alternatively non-transparent structure 140 defines at least one open region 150 of display device 100.
Light guide structure 160 is arranged in alternatively non-transparent structure 140, and a correspondence at least open region 150.Wherein,
Alternatively non-transparent structure 140 is between light guide structure 160 and display element layer 130, and light guide structure 160 is also
Including multiple insulation systems 170, each insulation system 170 has the one of neighbouring alternatively non-transparent structure 140
One surface S1 and be connected to the two side surface S3 of first surface S1.Reflecting layer 180 is arranged at side surface
On S3, wherein reflected and warp via reflecting layer 180 by ambient light L that second substrate 120 side is incident
By open region 150 outgoing.That is, ambient light L between insulation system 170 because of reflecting layer 180 quilt
Reflection, and then by open region 150 outgoing, as shown in Figure 1A, ambient light L is at insulation knot for emergent light L '
The number of times reflected by reflecting layer 180 between structure 170 can be one or many.
In some embodiments, light guide structure 160 is arranged in alternatively non-transparent structure 140 and corresponding open region
150；For example, light guide structure 160 can be closedly around open region 150, or light guide structure
160 can also be only around the portion of open region 150.As shown in Figure 1A, light guide structure 160 sets
It is placed between alternatively non-transparent structure 140 and second substrate 120.
According to the embodiment of present invention, the light transmittance that alternatively non-transparent structure 140 has e.g. is less than
50%.In some embodiments, alternatively non-transparent structure 140 can be image element circuit structure, such as film crystal
Pipe (TFT), capacitance structure, plain conductor, can be black matrix" (black matrix), it is also possible to is electricity
The ink shrinking zone of moistening display element.
According to the embodiment of present invention, the reflecting layer 180 of display device will shoot to alternatively non-transparent knot originally
Ambient light L in structure 140 region reflects and penetrates from open region 150, therefore can reach effectively to utilize ring
Border light L, and then improve the light utilization efficiency of display device.
The sectional view of display device 100 as shown in Figure 1A, each insulation system 170 may also include phase
For a second surface S2 of first surface S1, second surface S2 is connected to first via side surface S3
Surface S1.In one embodiment, the area of the first surface S1 area more than second surface S2, side
Surface S3 is then connected to the edge of first surface S1 and second surface S2, and insulation system 170 has thickness
Degree H, the section of first surface S1 has length profile a, and it is long that the section of second surface S2 has section
Degree b, for making ambient light L have higher penetrance, the side surface S3 and second of insulation system 170
Angle theta 1 between the extended line L1 of surface S2 can be such as more than or equal to 50 °, i.e. H/ ((a-b)/2)
For more than or equal to tan50 °.In one embodiment, when the length profile a of first surface S1 is equal to non-
During the length profile d of photo structure 140 (not being illustrated in Figure 1A), the penetrance of ambient light L can be preferably.?
In other embodiments, the length profile a of first surface S1 can also be slightly less than alternatively non-transparent structure 140
Length profile d.
Refer again to Figure 1A, display device 100 can farther include a flatness layer 190, flatness layer 190
Can be between alternatively non-transparent structure 140 and display element layer 130.
Figure 1B is the generalized section of the display device 100 ' of yet another embodiment of the invention.In Figure 1B
The component symbol that element place substantially identical with the element in Figure 1A use is identical, and similar elements is relevant
Illustrate to refer to aforementioned, do not repeat them here to simplify explanation.In the present embodiment, it is possible to optionally change
Become second substrate 120 and position is set in display device 100 ', and display device 100 ' does not include such as figure
Flatness layer 190 shown in 1A.As shown in Figure 1B, second substrate 120 be positioned at alternatively non-transparent structure 140 with
Between insulation system 170.
As shown in Figure 1A～Figure 1B, in embodiment, display element layer 130 can include display dielectric layer 130a,
First electrode 130b and the second electrode 130c, display dielectric layer 130a are positioned at the first electrode 130b and
Between two electrode 130c.In embodiment, display dielectric layer 130a can be liquid crystal display media, You Jifa
At least one of optical diode display medium or the moistening display medium of electricity, but it is not limited to this.Display unit
Part layer 130 can be active (Active Matrix) display element or passive type (Passive Matrix) display unit
Part, but it is not limited to this.In one embodiment, when display element layer 130 is Organic Light Emitting Diode (OLED)
Display element, then except the first electrode 130b and the second electrode 130c, display dielectric layer 130a then can be also
Including hole injection layer, hole transmission layer, luminescent layer, electron transfer layer and electron injecting layer etc..
Fig. 2 is extended line L1 and the side of the second surface S2 of insulation system 170 in one embodiment of the invention
Angle theta 1 between the S3 of surface and the simulative relation figure of the penetrance of ambient light L.As seen from Figure 2,
When angle theta 1 is more than or equal to 50 °, the penetrance of ambient light L substantially rises.
Refer to Fig. 3 A, for the generalized section of the display device of another embodiment of the present invention.Real at this
Executing in example, display device 200 also can be for example transparent display, i.e. showing except display device 200
Show outside the information shown by the 200A of face, from display device 200 back side through display device 200
Bias light can also be observed by the display surface 200A of display device 200.Element in Fig. 3 A with
The substantially identical place of element in Figure 1A～Figure 1B uses identical component symbol, and similar elements is relevant
Illustrate to refer to aforementioned, do not repeat them here to simplify explanation.The display device 200 and Figure 1A of Fig. 3 A
Display device 100 structure similar, the difference of Fig. 3 A and Figure 1A display device is, Fig. 3 A's is aobvious
In showing device 200, two side surface S3 of each insulation system 170 for being connected with each other, the i.e. second table
The length profile b of face S2 is equal to 0 (the most not having second surface S2), now by second substrate 120
Ambient light L of side incidence can all be incident to reflecting layer 180, is reflected layer 180 and reflects and again via opening
Mouth region 150 outgoing.That is, ambient light L is reflected because of reflecting layer 180 between insulation system 170,
And then by open region 150 outgoing, ambient light L is reflected by reflecting layer 180 between insulation system 170
Number of times can be one or many.Under the conditions of this kind, the penetrance of ambient light L is preferable.
In embodiment as shown in Figure 3A, insulation system 170 has thickness H, and first surface S1 cuts open
Mask has length profile a, insulation system 170 to be e.g. connected to a surface 120a of second substrate 120；
For making ambient light L have higher penetrance, one of them side surface S3 and of insulation system 170
Angle theta 2 between the surface 120a of two substrates 120 can be such as more than or equal to 50 °, i.e. H/ (a/2)
For more than or equal to tan50 °.
Fig. 3 B is the generalized section of the display device of a present invention more embodiment.Element in Fig. 3 A
The component symbol that place substantially identical with the element in aforementioned figures use is identical, and the speaking on somebody's behalf mutually of similar elements
Bright refer to aforementioned, do not repeat them here to simplify explanation.In the present embodiment, it is possible to selectively change
Second substrate 120 arranges position in display device 200 ', and display device 200 ' does not include such as figure
Flatness layer 190 shown in 3A.As shown in Figure 3 B, second substrate 120 be positioned at alternatively non-transparent structure 140 with
Between insulation system 170.In the present embodiment, as shown in Figure 3 B, a self-insulating structure of extended line L2
The top 170a of 170 extends and the bearing of trend of extended line L2 is parallel to the first of insulation system 170
Surface S1, the angle theta 2 ' between one of them side surface S3 and extended line L2 of insulation system 170
Can be such as that i.e. H/ (a/2) is more than or equal to tan50 ° more than or equal to 50 °.
Fig. 4 A is the open region top view with alternatively non-transparent structure of one embodiment of the invention display device, figure
Shown in be the schematic diagram of alternatively non-transparent structure 140 of single open region 150 and correspondence.According to the present invention
The embodiment of content, display device can have open region 150 and the alternatively non-transparent structure of multiple repeated arrangement
140, the shape of open region 150 may be circle, ellipse, rectangle, rhombus, hexagon, polygon
Shape or irregularly shaped, but it is not limited to this.In this embodiment, open region 150 is positioned at alternatively non-transparent structure
The central authorities of 140 and be symmetric arrays, but open region 150 with the relative position of alternatively non-transparent structure 140 with aobvious
Depending on the element design of showing device, however it is not limited to the shape shown in Fig. 4 A.Please also refer to Figure 1A, figure
4A and Fig. 4 B, in one embodiment, Fig. 4 A and Fig. 4 B is display device 100 as shown in Figure 1A
The local top view of position relative with alternatively non-transparent structure 140, open region 150, wherein Fig. 4 A is by
The top view regarded is seen in one substrate 110 side, and Fig. 4 B then for being seen the top view regarded by second substrate 120 side.
In addition to open region 150 and alternatively non-transparent structure 140, region A represents will originally because of light guide structure 160
Ambient light L can covered by alternatively non-transparent structure 140 is directed at the region of open region 150, and namely insulate knot
Reflecting layer 180 set on structure 170.Fig. 4 C is the display device as shown in Fig. 3 A of the present invention
The open region of 200 and the local top view of alternatively non-transparent structure, wherein Fig. 4 C is by second substrate 120 side
See the top view regarded.Region A represents can be by alternatively non-transparent structure 140 by script because of light guide structure 160
Ambient light L covered is directed at the region of open region 150, namely set anti-on insulation system 170
Penetrate layer 180.
Fig. 5 is the open region top view with alternatively non-transparent structure of another embodiment of the present invention display device, figure
Shown in be the schematic diagram of alternatively non-transparent structure 140 of three open regions 150 and correspondence.According in the present invention
The embodiment held, can have open region 150 and the alternatively non-transparent knot of more than three repeated arrangement in display device
Structure 140, the shape of open region 150 may be circle, ellipse, rectangle, rhombus, hexagon, many
Limit shape or irregularly shaped, but it is not limited to this.In this embodiment, open region 150 is not at alternatively non-transparent
The centre of structure 140, region A represents can be by alternatively non-transparent structure by script because of light guide structure 160
140 ambient lights L covered are directed at the region of open region 150, namely set on insulation system 170
Reflecting layer 180.In embodiment, structure as shown in Figure 5 such as can include three sub-pixels, example
Sub-pixel R, sub-pixel G and sub-pixel B in this way, each sub-pixel has an open region 150, opens
Alternatively non-transparent structure 140 part below mouth region 150 can be such as the ray structure of each sub-pixel.
Fig. 6 A to Fig. 6 B is open region and the alternatively non-transparent structure of yet another embodiment of the invention display device
Top view, is the schematic diagram of the alternatively non-transparent structure 140 of four open regions 150 and correspondence shown in figure, its
Middle Fig. 6 A is to be seen, by first substrate 110 side, the top view regarded, and Fig. 6 B is then by second substrate 120 side
See the top view regarded.In this embodiment, open region 150 is positioned at the centre of alternatively non-transparent structure 140, district
Territory A represents that because of light guide structure 160, script ambient light L covered by alternatively non-transparent structure 140 leads
To the region of open region 150, namely set on insulation system 170 reflecting layer 180.Embodiment
In, the structure as shown in Fig. 6 A～Fig. 6 B such as can include four foursquare sub-pixels, each height
Pixel has an open region 150, and adjacent sub-pixel can share ray structure, the most adjacent two
Sub-pixel can share ray structure 140G.Ray structure 140R, 140G and 140B of each sub-pixel
And thin film transistor (TFT) TFT constitutes alternatively non-transparent structure 140.
Fig. 7 is the open region top view with alternatively non-transparent structure of the present invention more embodiment display device, figure
Shown in be the open region 150 of multiple repeated arrangement, wherein Fig. 7 then regards for being seen by second substrate 120 side
Top view.In this embodiment, the shape of open region 150 e.g. hexagon.Open region 150 is positioned at
The centre of alternatively non-transparent structure 140, region A represents can be by alternatively non-transparent by script because of light guide structure 160
Ambient light L that structure 140 is covered is directed at the region of open region 150, namely institute on insulation system 170
The reflecting layer 180 arranged.
Fig. 8 is the generalized section of the display device 300 of further embodiment of this invention.In the present embodiment with
Same element numbers continued to use by the element that previous embodiment is identical, and the related description of similar elements refer to
Aforementioned, do not repeat them here.
As shown in Figure 8, in this embodiment, display device 300 e.g. transparent display, i.e. removes
Outside by the information shown by the display surface 300A of display device 300, from display device 300 back side
And the bias light passing display device 300 can also be observed by the display surface 300A of display device 300
Arrive.As shown in Figure 8, display device 300 includes first substrate 110, second substrate 120, display unit
Part layer 130, alternatively non-transparent structure 140 and multiple insulation system 170.Second substrate 120 and the first base
Plate 110 is oppositely disposed, and wherein first substrate 110 is adjacent to the display surface 300A of display device 300, also
I.e. observer is seen the display information regarding display device 300 by first substrate 110 side.Display element layer 130
It is arranged between first substrate 110 and second substrate 120.Alternatively non-transparent structure 140 is arranged at display element
Between layer 130 and second substrate 120, what alternatively non-transparent structure 140 defined display device 300 at least one opens
Mouth region 150.Insulation system 170 is arranged in alternatively non-transparent structure 140, and alternatively non-transparent structure 140 is positioned at absolutely
Between edge structure 170 and display element layer 130, each insulation system 170 has neighbouring alternatively non-transparent structure
The first surface S1 of 140 and be connected to the side surface S3 of first surface S1.
In the present embodiment, display device 300 can also include at least one electrochromism block (electrochromic
Block) 800, electrochromism block 800 is between alternatively non-transparent structure 140 and second substrate 120.By
Ambient light L of second substrate 120 side incidence goes out via open region 150 through electrochromism block 800
Penetrate.
In embodiment, as shown in Figure 8, display device 300 may also include one the 3rd substrate 390, display
Element layer 130 and alternatively non-transparent structure 140 are formed on a surface 390a of the 3rd substrate 390, and
Insulation system 170 is formed on another apparent surface 390b of the 3rd substrate 390.Another embodiment
In, display device 300 is also optionally included with a flatness layer (not being illustrated in Fig. 8), and does not includes
3rd substrate 390；This flatness layer is positioned at alternatively non-transparent structure 140 and display element layer 130 as shown in Figure 1A
Between.
In the present embodiment, the length profile a of first surface S1 is long more than the section of alternatively non-transparent structure 140
Degree d.Further, in an embodiment, when the length profile a of first surface S1 can e.g. be equal to
During the length profile d of alternatively non-transparent structure 140 (not being illustrated in Fig. 8).
In the present embodiment, as shown in Figure 8, electrochromism block 800 can include one first transparency electrode 310,
One conductive layer 280 and an electrochromic media 320.A first transparency electrode 310 correspondence at least open region
150 are arranged, and e.g. cover an open region 150.Conductive layer 280 is arranged at this little insulation systems 170
These a little side surface S3 on, conductive layer 280 uses as electrode.Electrochromic media 320 is adjacent to
First transparency electrode 310 and conductive layer 280.In embodiment, conductive layer 280 and the first transparency electrode 310
It is electrically insulated from.As shown in Figure 8, in embodiment, the first transparency electrode 310 and conductive layer 280
Angle theta 3 is e.g. less than 180 °.As shown in Figure 8, in embodiment, the first transparency electrode 310 is such as
It is between display element layer 130 and electrochromic media 320.In embodiment, conductive layer 280 example
Having electric conductivity in this way can be as the metal level of electrode material, the first transparency electrode 310 e.g. Indium sesquioxide.
Stannum (Indium Tin Oxide, ITO), nano-silver thread (silver nanowire), CNT (carbon
Nanotube), Graphene (Graphene), conducting polymer (conductive polymer) or above-mentioned any two
The combination of material.In one embodiment, conductive layer 280 and the first transparency electrode 310 can be such as by phase
Make with material.
In one embodiment, conductive layer 280 can also have reflexive, e.g. reflective metallic, then
Ambient light L incident by second substrate 120 side can reflect via having reflexive conductive layer 280
And via open region 150 outgoing.That is, ambient light L between insulation system 170 because having reflexive
Conductive layer 280 and reflected, and then by open region 150 outgoing, emergent light L ' as shown in Figure 8, ring
Border light L is had, between insulation system 170, the number of times that reflexive conductive layer 280 reflects
Or repeatedly.
In embodiment, an electrochromic media 320 e.g. mixture a, it may include electrochromic material
And an electrolyte, this mixture is arranged in airtight chamber, e.g. by the sidewall of insulation system 170,
In the airtight chamber that the surface 120a of second substrate 120 and the first transparency electrode 310 are formed.Obstructed
During electricity, the color of mixture material is transparent；After energising, the electrochromic material in mixture is
Carry out redox reaction on one transparency electrode 310 surface and change color, change into e.g. black,
Bias light image can be covered thus so that the display surface 300A of display device 300 only shows
The predetermined image presented, and then the contrast of the show image of transparent display can be promoted.
Furthermore, as shown in Figure 8, the first transparency electrode 310 covers open region 150 and is parallel to the second base
Plate 120, and conductive layer 280 is positioned on the sidewall of insulation system 170, sets compared to two electrodes of tradition
The design being placed in approximately the same plane, according to the embodiment of present invention, the first transparency electrode 310 He
Angle between conductive layer 280 is less than 180 °, therefore can shorten the distance of current trend, and then improve
Response speed, namely can improve the color change of electrochromism block.In one embodiment, first is transparent
Angle between electrode 310 and conductive layer 280 e.g. 50～130 °；In another embodiment, first is saturating
Angle between prescribed electrode 310 and conductive layer 280 e.g. 90～120 °.
In embodiment, electrochromic material can include transition metal oxide (transition metal oxide),
Prussian blue (Prussian blue), purpurine (viologen), conducting polymer (conducting polymer),
The systems such as metal-polymer (metallopolymer) and metal benzene dimethylan (metal phthalocyanines)
Electrochromic material.Electrolyte can include lithium ion aqueous solution, hydrion aqueous solution, sodium ion aqueous solution,
Potassium ion aqueous solution, Allyl carbonate (propylene carbonate), carbonic acid stretch ethyl ester (ethylene
Carbonate), at least one of dimethyl carbonate (dimethyl carbonate).
Fig. 9 is the generalized section of the display device 400 of another embodiment of the present invention.In the present embodiment
The element identical with previous embodiment continue to use as element numbers, and the related description of similar elements please join
State before examination, do not repeat them here.
As it is shown in figure 9, in this embodiment, display device 400 e.g. transparent display, i.e. removes
Outside by the information shown by the display surface 400A of display device 400, from display device 400 back side
And the bias light passing display device 400 can also be observed by the display surface 400A of display device 400
Arrive.The display device 400 of the present embodiment main difference is that with the display device 300 of previous embodiment
Two side surface S3 of each insulation system 170 are for being connected with each other.As it is shown in figure 9, insulation system
The 170 surface 120a being e.g. connected to second substrate 120 so that shape between each insulation system 170
Become the airtight chamber of independent electrochromic media 320.Via the setting of electrochromism block 800, and
Bias light image can be covered so that the display surface 400A of display device 400 only shows predetermined presenting
Image, and then the contrast of the show image of transparent display can be promoted.It is noted that this reality
Two the side surface S3 executing example are that the structure design being connected with each other can also be applied in other embodiments,
And the design of the different electrochromism block in other embodiments can also be applied to different enforcement each other
In the structure of example.It is not limited with the single aspect of each embodiment.
Figure 10 is the generalized section of the display device 500 of the present invention more another embodiment.The present embodiment
In the element identical with previous embodiment continue to use as element numbers, and the related description of similar elements please
With reference to aforementioned, do not repeat them here.
As shown in Figure 10, in this embodiment, display device 500 e.g. transparent display, i.e.
In addition to by the information shown by the display surface 500A of display device 500, carry on the back from display device 500
Face and can also be seen by the display surface 500A of display device 500 through the bias light of display device 500
Measure.The display device 500 of the present embodiment and the display device of previous embodiment main difference is that the
One transparency electrode 310 position is set.As shown in Figure 10, the first transparency electrode 310 is e.g. positioned at
Between electrochromic media 320 and second substrate 120.Via the setting of electrochromism block 800, and
Bias light image can be covered so that the display surface 500A of display device 500 only shows predetermined presenting
Image, and then the contrast of the show image of transparent display can be promoted.
Figure 11 is the generalized section of the display device 600 of a present invention further embodiment.This
Element identical with previous embodiment in embodiment continue to use as element numbers, and similar elements is relevant
Illustrate to refer to aforementioned, do not repeat them here.As shown in figure 11, in this embodiment, display device
600 e.g. transparent displays, i.e. except by shown by the display surface 600A of display device 600
Outside information, from display device 600 back side, the bias light through display device 600 can also be by showing
The display surface 600A of device 600 is observed.In the present embodiment, display device 600 also includes electroluminescent
Variable color block 900, electrochromism block 900 is between alternatively non-transparent structure 140 and second substrate 120.
As shown in figure 11, display device 600 includes first substrate 110, second substrate 120, display unit
Part layer 130, alternatively non-transparent structure 140 and insulation system 170.In embodiment, display device 600 is also
Can include that the 3rd substrate 390, display element layer 130 and alternatively non-transparent structure 140 are formed at the 3rd substrate 390
A surface 390a on, and insulation system 170 is formed at another relative table of the 3rd substrate 390
On the 390b of face.In another embodiment, display device 600 is also optionally included with a flatness layer and (does not paints
It is shown in Figure 11), and do not include the 3rd substrate 390；This flatness layer is positioned at alternatively non-transparent knot as shown in Figure 1A
Between structure 140 and display element layer 130.
In the present embodiment, electrochromism block 900 can include the first transparency electrode 310, conductive layer 280,
One second transparency electrode 340 and electrochromic media 320, the second transparency electrode 340 is arranged at second
On substrate 120, electrochromic media 320 can include one first electrochromic material layer 330 and an electrolysis
Matter layer 360.As shown in figure 11, conductive layer 280 is connected to the first transparency electrode 310, the first transparent electrical
Pole 310 covers at least one open region 150, and the first electrochromic material layer 330 is arranged at the first transparent electrical
On pole 310 and conductive layer 280.Dielectric substrate 360 is positioned at the first electrochromic material layer 330 and second
Between transparency electrode 340.
In the present embodiment, the first transparency electrode 310 is electrically connected at the conductive layer 280 as electrode.As
Shown in Figure 11, the first transparency electrode 310 and the second transparency electrode 340 are electrically insulated from.Embodiment
In, after energising, the first electrochromic material layer 330 occurs chemistry anti-in the first transparency electrode 310
Answer and variable color, change into e.g. black, bias light image can be covered thus so that display
The display surface 600A of device 600 only shows the predetermined image presented.
In embodiment, the first electrochromic material layer 330 can be identical with aforesaid electrochromic material,
Such as can include transition metal oxide (transition metal oxide), Prussian blue (Prussian blue),
Purpurine (viologen), conducting polymer (conducting polymer), metal-polymer (metallopolymer)
With the electrochromic material of the systems such as metal benzene dimethylan (metal phthalocyanines) at least within it
One.In embodiment, dielectric substrate 360 can include lithium ion aqueous solution, hydrion aqueous solution, sodium ion
Aqueous solution, potassium ion aqueous solution, carbonic ester (carbonate) compound solution at least one, carbon
Ester compound solution can be such as that Allyl carbonate (propylene carbonate), carbonic acid stretch ethyl ester
(ethylene carbonate), dimethyl carbonate (dimethyl carbonate) or above-mentioned combination in any.
Figure 12 is the generalized section of the display device 700 of the present invention further another embodiment.
Element identical with previous embodiment in the present embodiment continue to use as element numbers, and the phase of similar elements
Close explanation and refer to aforementioned, do not repeat them here.
As shown in figure 12, in this embodiment, display device 700 e.g. transparent display, i.e.
In addition to by the information shown by the display surface 700A of display device 700, carry on the back from display device 700
Face and can also be seen by the display surface 700A of display device 700 through the bias light of display device 700
Measure.The display device 700 of the present embodiment difference main with the display device 600 of previous embodiment exists
It is transparent in conductive layer 280.As shown in figure 12, conductive layer 280 is connected to the first transparency electrode 310
And form the transparent electrode layer of whole；In other words, conductive layer 280 and the first transparency electrode 310 thing
In reality be via with along with the made integrally formed transparent electrode layer of processing technology, e.g. one
Layer tin indium oxide (ITO) layer, but it is not only restricted to this.In the present embodiment, conductive layer 280 and first is transparent
Electrode 310 is e.g. manufactured from the same material.Via the setting of electrochromism block 900, and can hide
Cover bias light image so that the display surface 700A of display device 700 only shows the predetermined image presented,
And then the contrast of the show image of transparent display can be promoted.
Figure 13 is the generalized section of the display device 1000 of the present invention further another embodiment.
Element identical with previous embodiment in the present embodiment continue to use as element numbers, and the phase of similar elements
Close explanation and refer to aforementioned, do not repeat them here.
As shown in figure 13, in this embodiment, display device 1000 e.g. transparent display, i.e.
In addition to by the information shown by the display surface 1000A of display device 1000, from display device 1000
The back side and can also be by the display surface 1000A of display device 1000 through the bias light of display device 1000
It is observed.The display device 1000 of the present embodiment is main with the display device 700 of previous embodiment
Difference is that the first transparency electrode 310 is also provided on conductive layer 280.As shown in figure 13, first is saturating
Prescribed electrode 310 is the transparent electrode layer of whole, and the first transparency electrode 310 covers opening 150 and conduction
Layer 280, therefore needs not move through the processing technology of patterning the first transparency electrode, and has simplification and make
The advantage of technique.Furthermore, the first electrochromic material layer 330 is formed in the first transparency electrode 310,
And the first transparency electrode 310 of a part is formed on conductive layer 280, in embodiment, conductive layer 280
E.g. conductive metal layer, conductive layer 280 is permissible the most directly to contact the first transparency electrode 310
Reduce the effect of the resistance of electrode structure.Via the setting of electrochromism block 900, and can hide
Cover bias light image so that the display surface 1000A of display device 1000 only shows the predetermined shadow presented
Picture, and then the contrast of the show image of transparent display can be promoted.
Figure 14 is the generalized section of the display device 1010 of a present invention the most more embodiment.
Element identical with previous embodiment in the present embodiment continue to use as element numbers, and the phase of similar elements
Close explanation and refer to aforementioned, do not repeat them here.
As shown in figure 14, in this embodiment, display device 1010 e.g. transparent display, i.e.
In addition to by the information shown by the display surface 1010A of display device 1010, from display device 1010
The back side and can also be by the display surface 1010A of display device 1010 through the bias light of display device 1010
It is observed.The display device 1010 of the present embodiment is main with the display device 600 of previous embodiment
Difference is the design of electrochromic media 320.
As shown in figure 14, in display device 1010, electrochromic media 320 includes the first electrochromism
Material layer 330, dielectric substrate 360 and the second electrochromic material layer 350, the second electrochromic material
Layer 350 is arranged in the second transparency electrode 340.Dielectric substrate 360 is positioned at the first electrochromic material layer
330 and second between electrochromic material layer 350.Via the setting of electrochromism block 900, and can
To cover bias light image so that the display surface 1010A of display device 1010 only shows predetermined presenting
Image, and then the contrast of the show image of transparent display can be promoted.
As shown in figure 14, the first transparency electrode 310 and the second transparency electrode 340 are electrically insulated from.
In embodiment, after energising, the first electrochromic material layer 330 occurs in the first transparency electrode 310
Chemical reaction and variable color, there is chemistry in the second electrochromic material layer 350 in the second transparency electrode 340
Reacting and variable color, overall changes into e.g. black, can cover bias light image thus,
The display surface 1010A making display device 1010 only shows the predetermined image presented.First electrochromism
The color that material layer 330 and the second electrochromic material layer 350 present after there is metachromasia such as can be mutual
For complementary color.
In embodiment, the second electrochromic material layer 350 can be with aforesaid first electrochromic material layer
330 and/or aforesaid electrochromic material identical, such as can include transition metal oxide (transition
Metal oxide), Prussian blue (Prussian blue), purpurine (viologen), conducting polymer (conducting
Polymer), metal-polymer (metallopolymer) and metal benzene dimethylan (metal phthalocyanines)
At least one of electrochromic material etc. system.In other words, the first electrochromic material layer 330
Can have identical or different material with the second electrochromic material layer 350, and can be respectively selected from
State at least one person in material.
Figure 15 is the generalized section of the display device 1020 of the most another embodiment of the present invention.
Element identical with previous embodiment in the present embodiment continue to use as element numbers, and the phase of similar elements
Close explanation and refer to aforementioned, do not repeat them here.
As shown in figure 15, in this embodiment, display device 1020 e.g. transparent display, i.e.
In addition to by the information shown by the display surface 1020A of display device 1020, from display device 1020
The back side and can also be by the display surface 1020A of display device 1020 through the bias light of display device 1020
It is observed.The display device 1020 of the present embodiment is main with the display device 1010 of previous embodiment
Difference is that conductive layer 280 is for transparent.As shown in figure 15, conductive layer 280 is connected to the first transparent electrical
Pole 310 and form the transparent electrode layer of whole；In other words, conductive layer 280 and the first transparency electrode
310 be in fact via with along with the made integrally formed transparent electrode layer of processing technology.Warp
By the setting of electrochromism block 900, and bias light image can be covered so that display device 1020
Display surface 1020A only show the predetermined image presented, and then the display of transparent display can be promoted
The contrast of image.
Figure 16 is the section signal of the display device 1030 of the present invention further another embodiment
Figure.Element identical with previous embodiment in the present embodiment continue to use as element numbers, and similar elements
Related description refer to aforementioned, do not repeat them here.
As shown in figure 16, in this embodiment, display device 1030 e.g. transparent display, i.e.
In addition to by the information shown by the display surface 1030A of display device 1030, from display device 1030
The back side and can also be by the display surface 1030A of display device 1030 through the bias light of display device 1030
It is observed.The display device 1030 of the present embodiment is main with the display device 1020 of previous embodiment
Difference is that the first transparency electrode 310 is also provided on conductive layer 280.As shown in figure 16, first is saturating
Prescribed electrode 310 is the transparent electrode layer of whole, and the first transparency electrode 310 covers opening 150 and conduction
Layer 280；In other words, the first electrochromic material layer 330 is formed in the first transparency electrode 310,
And the first transparency electrode 310 of a part is formed on conductive layer 280.Via electrochromism block 900
Setting, and bias light image can be covered so that the display surface 1030A of display device 1030 is only
The predetermined image presented of display, and then the contrast of the show image of transparent display can be promoted.
In one embodiment, the material of first substrate 110 and second substrate 120 can include respectively glass,
Plastic material or polymeric material, such as pi (polyimide, PI), pi mix with inorganic
Thing (hybrid PI), polyethylene terephthalate (Polyethylene terephthalate, PET), polyether sulfone
(Polyethersulfone, PES), polyacrylate (polyacrylate, PA), PEN
(Polyethylene naphthalatc, PEN), Merlon (polycarbonate, PC), poly-field ice alkene
(polynorbornene, PNB), PolyEtherImide (polyetherimide, PEI), polyether-ether-ketone
(polyetheretherketone, PEEK), cyclic olefin polymer (Cyclo olefin polymer, COP), poly-
Methyl methacrylate (PMMA), glass-fiber reinforced plastic substrate (Fiberglass Reinforced
Plastic Substrate) etc..In embodiment, as shown in Figure 1A, first substrate 110 or second substrate 120
Thickness T1 such as between 1～700 micron (μm)；Preferably between 5～30 microns.
In one embodiment, the material of insulation system 170 can be positive light anti-etching agent, minus is photic resists
At least one of erosion agent, thermally curable polymer, ultraviolet light polymerization macromolecule or other macromolecular materials,
The thickness H of insulation system 170 is such as between 5 microns～300 microns.The material in reflecting layer 180 can be
Metals such as aluminum, titanium, molybdenum, magnesium, neodymium and silver or comprise metal-oxide or its alloy of those metals,
The thickness T2 in reflecting layer 180 is such as between 50 nanometers～1 micron.The material of flatness layer 190 just can be
Type photoresist, negative type photoresist or other transparent polymer materials, the thickness of flatness layer 190
T3 is such as between 50 nanometers～5 microns.
In display device in the above embodiment of the present invention, have light guide structure person, the ring at the display back side
Border light can promote its penetrance because of light guide structure, further strengthens user to display rear
The sight of image regards；There is electrochromism block person, bias light image can be covered so that display device
Display surface only show the predetermined image presented, and then the show image of transparent display can be promoted
Contrast.
Although disclosing invention in conjunction with above example, but it being not limited to the present invention, Ren Hesuo
Belong to and technical field has usually intellectual, without departing from the spirit and scope of the present invention, can make a little
Change and retouching, therefore protection scope of the present invention should be with being as the criterion that the claim enclosed is defined.
Claims (20)
1. a display device, including:
First substrate；
Second substrate, is oppositely disposed with this first substrate, and wherein this first substrate is adjacent to this display device
One display surface；
Display element layer, is arranged between this first substrate and this second substrate；
Alternatively non-transparent structure, is arranged between this display element layer and this second substrate, and this alternatively non-transparent structure is fixed
At least one open region of this display device of justice；
Light guide structure, is arranged in this alternatively non-transparent structure, and to should at least one open region, wherein this is non-
Translucent construction is between this light guide structure and this display element layer, and this light guide structure includes multiple insulation knot
Structure, respectively this insulation system has the first surface of this alternatively non-transparent structure neighbouring and is connected to this first surface
Two side surfaces；And
Reflecting layer, is arranged on those side surfaces, wherein by the ambient light warp that this second substrate side is incident
Reflected and via this open region outgoing by this reflecting layer.
2. display device as claimed in claim 1, wherein this insulation system also include relative to this first
The second surface on surface, this second surface is connected to this first surface via those side surfaces, those side tables
One of them of face is more than or equal to 50 ° with the angle of an extended line of this second surface.
3. display device as claimed in claim 1, wherein this insulation system also include relative to this first
The second surface on surface, the area of this first surface is more than the area of this second surface.
4. display device as claimed in claim 1, respectively this two side surface of this insulation system is each other
Being connected, an extended line extends from a top of this insulation system and has a bearing of trend and be parallel to this insulation
This first surface of structure, the angle of one of them of those side surfaces and this extended line is for being more than or equal to
50°。
5. display device as claimed in claim 1, wherein this reflecting layer include aluminum metal, titanium,
Molybdenum, magnesium metal, neodymium metal, silver metal, the burning of at least one person of those metals
Thing, the alloy of at least one person of those metals or above-mentioned combination in any.
6. display device as claimed in claim 1, also includes flatness layer, is arranged at this display element layer
And between this alternatively non-transparent structure.
7. display device as claimed in claim 1, wherein this display element layer includes liquid crystal display unit
The moistening display element of part, organic light-emitting diode display element or electricity.
8. a display device, including:
First substrate；
Second substrate, is oppositely disposed with this first substrate, and wherein this first substrate is adjacent to this display device
One display surface；
Display element layer, is arranged between this first substrate and this second substrate；
Alternatively non-transparent structure, is arranged between this display element layer and this second substrate, and this alternatively non-transparent structure is fixed
At least one open region of this display device of justice；
Multiple insulation systems, are arranged in this alternatively non-transparent structure, and wherein to be positioned at those exhausted for this alternatively non-transparent structure
Between edge structure and this display element layer, respectively this insulation system has the one first of this alternatively non-transparent structure neighbouring
Surface and be connected to two side surfaces of this first surface；And
Electrochromism block (electrochromic block), be positioned at this alternatively non-transparent structure and this second substrate it
Between, including:
First transparency electrode, to arranging at least one open region；
Conductive layer, is arranged on those side surfaces of those insulation systems；And
Electrochromic media, is adjacent to this first transparency electrode and this conductive layer.
9. display device as claimed in claim 8, wherein this electrochromic media includes electrochromism material
Material and electrolyte.
10. display device as claimed in claim 9, wherein this electrochromic material includes transition metal
Oxide (transition metal oxide), Prussian blue (Prussian blue), purpurine (viologen), lead
Electricity macromolecule (conducting polymer), metal-polymer (metallopolymer) and metal benzene dimethylan
At least one of (metal phthalocyanines), this dielectric substrate includes lithium ion aqueous solution, hydrogen
Deionized water solution, sodium ion aqueous solution, potassium ion aqueous solution, Allyl carbonate (propylene carbonate),
Carbonic acid stretches ethyl ester (ethylene carbonate), dimethyl carbonate (dimethyl carbonate) at least within
One of.
11. display devices as claimed in claim 8, respectively this two side surface of this insulation system that
This is connected.
12. display devices as claimed in claim 8, wherein this first transparency electrode is positioned at this display unit
Between part layer and this electrochromic media or between this electrochromic media and this second substrate.
13. display devices as claimed in claim 8, wherein this conductive layer is connected to this first transparent electrical
Pole, this electrochromism block also includes the second transparency electrode, is arranged on this second substrate, wherein this electricity
Cause color changing media includes:
First electrochromic material layer, is arranged on this first transparency electrode and this conductive layer；And
Dielectric substrate, between this first electrochromic material layer and this second transparency electrode.
14. display devices as claimed in claim 13, wherein this conductive layer with this first transparency electrode is
Identical material.
15. display devices as claimed in claim 13, wherein this first transparency electrode is arranged at this conduction
On layer.
16. display devices as claimed in claim 13, wherein this electrochromic media also includes:
Second electrochromic material layer, is arranged in this second transparency electrode, and wherein this dielectric substrate is positioned at
Between this first electrochromic material layer and this second electrochromic material layer.
17. display devices as claimed in claim 16, wherein this conductive layer with this first transparency electrode is
Identical material.
18. display devices as claimed in claim 16, wherein this first transparency electrode is arranged at this conduction
On layer.
19. display devices as claimed in claim 13, wherein this second transparency electrode and this conductive layer
One angle is less than 180 °.
20. display devices as claimed in claim 8, wherein this first transparency electrode and this conductive layer
One angle is less than 180 °.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462094072P | 2014-12-19 | 2014-12-19 | |
| US62/094,072 | 2014-12-19 | ||
| TW104115852A TWI576626B (en) | 2014-12-19 | 2015-05-19 | Display device |
| TW104115852 | 2015-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106205412A true CN106205412A (en) | 2016-12-07 |
Family
ID=56984689
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510375773.2A Pending CN106205386A (en) | 2014-12-19 | 2015-07-01 | Perspective display panel |
| CN201510452726.3A Pending CN106205412A (en) | 2014-12-19 | 2015-07-29 | Display device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510375773.2A Pending CN106205386A (en) | 2014-12-19 | 2015-07-01 | Perspective display panel |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN106205386A (en) |
| TW (2) | TWI576626B (en) |
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| CN109597244A (en) * | 2018-12-29 | 2019-04-09 | 联想(北京)有限公司 | Show equipment, display methods and display device |
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| CN109036257B (en) | 2018-10-24 | 2022-04-29 | 上海天马微电子有限公司 | Display panel, driving method thereof and display device |
| CN109950293B (en) | 2019-04-10 | 2021-02-02 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN110164927A (en) * | 2019-05-13 | 2019-08-23 | 深圳市华星光电半导体显示技术有限公司 | A kind of display panel |
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| CN110783390B (en) * | 2019-10-31 | 2023-02-24 | 武汉天马微电子有限公司 | Display panel and display device |
| CN111162105B (en) * | 2019-12-31 | 2023-06-30 | 武汉天马微电子有限公司 | Display panel and display device |
| CN111477113B (en) * | 2020-05-25 | 2021-12-03 | 京东方科技集团股份有限公司 | Transparent display panel and display device |
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| TW201624087A (en) | 2016-07-01 |
| TWI576626B (en) | 2017-04-01 |
| TW201624029A (en) | 2016-07-01 |
| TWI629548B (en) | 2018-07-11 |
| CN106205386A (en) | 2016-12-07 |
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Application publication date: 20161207 |