CN101216635B - LCD device, photoelectric device and process for production thereof - Google Patents
LCD device, photoelectric device and process for production thereof Download PDFInfo
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- CN101216635B CN101216635B CN2008100018885A CN200810001888A CN101216635B CN 101216635 B CN101216635 B CN 101216635B CN 2008100018885 A CN2008100018885 A CN 2008100018885A CN 200810001888 A CN200810001888 A CN 200810001888A CN 101216635 B CN101216635 B CN 101216635B
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Abstract
The invention relates to an LCD device, a photoelectric device and a manufacture method thereof. The LCD device comprises a bending LCD panel and a backlight module, wherein the bending LCD panel includes an inner curved surface and an outer curved surface; the backlight module is arranged on the inner curved surface of the bending LCD panel and includes a bending optical film and a light source; and the bending degree of the bending optical film is substantially equal to that of the bending liquid display panel. Accordingly, the LCD device has flexibility. The LCD device of the invention is mainly composed of the bending LCD panel and the backlight module having the bending optical film, and the bending degree of the bending optical film is substantially equal to that of the bending LCD panel. Accordingly, the LCD device has flexibility to meet the more use requirement. Additionally, the fabrication method of the LCD device is compatible to prior art and technique, thus obviating the addition of extra equipment and the increase of cost.
Description
Technical field
The present invention relates to a kind of display device, and relate in particular to a kind of display device with flexible.
Background technology
At improving rapidly of multimedia society, be indebted to the tremendous progress of semiconductor element or man-machine display device mostly.With regard to display device, have that high image quality, space utilization efficient are good, the flat display apparatus of low consumpting power, advantageous characteristic such as radiationless becomes the main flow in market gradually.And in various flat display apparatus, (Liquid Crystal Display LCD) is the most ripe flat display apparatus of present technology again to liquid crystal indicator.
Fig. 1 is a kind of synoptic diagram of liquid crystal indicator of prior art.Please refer to Fig. 1, liquid crystal indicator 100 comprises that a display panels 110 and a backlight module 150 form, wherein display panels 110 comprises that the liquid crystal 140 that a colored optical filtering substrates 120, an active component array base board 130 and are disposed between this two substrates constitutes, and backlight module 150 has a light source 160, in order to provide this display panels 110 required light source, so that liquid crystal indicator 100 reaches the effect of demonstration.Liquid crystal indicator 100 that it should be noted that prior art uses the ground of the glass substrate of no thinning as colored optical filtering substrates 120 and active component array base board 130 mostly, makes liquid crystal indicator 100 weight effectively to reduce.
In order to alleviate the weight of glass substrate, make that liquid crystal indicator 100 is more frivolous, a kind of prior art of thinning glass substrate is suggested.Yet, glass substrate belongs to hard substrate, even glass substrate is in the weight that can alleviate liquid crystal indicator 100 integral body after thinning, but can't make that still liquid crystal indicator 100 has flexural property, cause the liquid crystal indicator 100 of fixed in shape to combine with nonplanar use carrier surface more widely, and then the popularization degree of liquid crystal indicator 100 is used in influence.Wherein, nonplanar use carrier surface, for example, using carrier for example is one to have the round can of curved surface.
In order to address the above problem, a kind ofly use bendable substrate to be suggested as the display of ground, wherein the material of bendable substrate is plastics.This made display of bendable substrate that utilizes can allow display be attached at nonplanar use carrier owing to having curling function.Yet, because bendable substrate easy deformation, can not support display medium fully, make that display medium can't normal operation, so that influence the whole display quality of display.In other words, how to allow liquid crystal indicator have flexible, and take into account the problem that high display quality becomes another developing target market of liquid crystal indicator.
Summary of the invention
Technical matters to be solved by this invention is to propose a kind of liquid crystal indicator with flexural property.
Another technical matters to be solved by this invention is to propose a kind of electrooptical device, and it has liquid crystal indicator of the present invention.
Another technical matters to be solved by this invention is to propose a kind of method for making of liquid crystal indicator, itself and existing process compatible.
A technical matters more to be solved by this invention is to propose a kind of method for making of electrooptical device, the method for making of liquid crystal indicator wherein and existing process compatible.
For achieving the above object, at this a kind of liquid crystal indicator is proposed.This liquid crystal indicator comprises a crooked display panels and a backlight module.Crooked display panels has a negative camber and a positive camber.Backlight module is disposed on the negative camber of crooked display panels, and backlight module has a curved optical film and a light source, and wherein the curved optical film is identical in fact with the degree of crook of crooked display panels.
And for achieving the above object, the present invention proposes a kind of electrooptical device in addition, and it comprises the described liquid crystal indicator of the embodiment of the invention.
And for achieving the above object, the present invention proposes a kind of method for making of liquid crystal indicator in addition, comprising: at first, provide one first substrate and one second substrate.Then, a liquid crystal is enclosed between first substrate and second substrate, to form a display panels.Afterwards, thinning first substrate and second substrate.Then, provide a backlight module, and backlight module has a curved surface, and backlight module has a curved optical film that is disposed on the curved surface.Afterwards, display panels is disposed on the curved optical film of backlight module, makes the degree of crook of display panels identical in fact with blooming.
And for achieving the above object, the present invention proposes a kind of method for making of electrooptical device in addition, and this method for making comprises the method for making of the described liquid crystal indicator of the embodiment of the invention.
Mainly formed at liquid crystal indicator of the present invention, and the curved optical film is identical in fact with the degree of crook of crooked display panels by crooked display panels and backlight module with curved optical film.Therefore, liquid crystal indicator has bendability characteristics, can be applied to multiple use situation, satisfies more user demands.Moreover the method for making of liquid crystal indicator of the present invention and existing technology compatibility do not need additionally to increase equipment, therefore can not make cost increase.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is a kind of synoptic diagram of liquid crystal indicator of prior art;
Fig. 2 A is a kind of liquid crystal indicator synoptic diagram of the present invention;
Fig. 2 B is an another kind of liquid crystal indicator synoptic diagram of the present invention;
Fig. 2 C is another liquid crystal indicator synoptic diagram of the present invention;
Fig. 3 A is a kind of liquid crystal indicator synoptic diagram of the present invention;
Fig. 3 B is an another kind of liquid crystal indicator synoptic diagram of the present invention;
Fig. 3 C is another liquid crystal indicator synoptic diagram of the present invention;
Fig. 4 is a kind of liquid crystal indicator synoptic diagram of the present invention;
Fig. 5 A～Fig. 5 D is the method for making of a kind of liquid crystal indicator of the present invention;
Fig. 6 is a kind of electrooptical device synoptic diagram of the present invention.
Wherein, Reference numeral:
100,200,300,400,500,600,700,800,900: liquid crystal indicator
110: display panels
120: colored optical filtering substrates
130: active component array base board
140: liquid crystal
150,220,320,420,520,620,720,820,950,1400: backlight module
160: light source
210,510,810: crooked display panels
210A, 510A: negative camber
210B, 510B: positive camber
230,530: the curved optical film
240: light source
330,630: crooked light guide plate
830: framework
910: the first substrates
920: the second substrates
930: liquid crystal
940: display panels
960: the curved optical film
1000: electrooptical device
1100: electronic component
1200: liquid crystal indicator
1300: crooked display panels
1500: pixel
1600: switching device
1700: sweep trace
1800: data line
1900: electric capacity
A
1, A
2, B
1, B
2, R
1, R
2: radius-of-curvature
D1
Max, D2
Max: the design maximum value in gap
D1
Min, D2
Min: the minimal design value in gap
T
1, T
2: thickness
D: viewing area
Embodiment
First embodiment
Fig. 2 A is a kind of liquid crystal indicator synoptic diagram of the present invention.Please refer to Fig. 2 A, liquid crystal indicator 200 comprises a crooked display panels 210 and a backlight module 220.Crooked display panels 210 has a negative camber 210A and a positive camber 210B.As Fig. 2 A, positive camber 210B is concavity.Backlight module 220 is disposed on the negative camber 210A of crooked display panels 210, and backlight module 220 has a curved optical film 230 and a light source 240, wherein curved optical film 230 is identical in fact with the degree of crook of crooked display panels 210, here be noted that, when the bee-line that a bit arrives crooked display panels 210 arbitrarily on the curved optical film 230 was identical in fact, the degree of crook that then is defined as the two was identical.In addition, curved optical film 230 comprise blast sheet, diffusion sheet, polaroid or the like wherein at least one, and please why type according to backlight module, and select above-mentioned listed curved optical film 230 for use, for example, just comprise blast sheet, diffusion sheet, polaroid or a slice and just comprise brightness enhancement function, diffusion function and polarisation function if backlight module is a curved optical film 230 that side light type back light module comprises.Just comprise blast sheet and/or polaroid or a slice and just comprise brightness enhancement function and polarisation function if backlight module is a curved optical film 230 that direct type backlight module comprises.
In detail, the thickness of curved optical film 230 is T
1, the radius-of-curvature of negative camber 210A is R
1, the radius-of-curvature A of curved optical film 230
1Comprise following relationship:
R
1+D1
min+T
1/2≤A
1≤R
1+D1
max+T
1/2
D1 wherein
MaxAnd D1
MinBe respectively the design maximum value and the minimal design value in the gap of curved optical film 230 and crooked display panels 210.Specifically, D1
MaxAnd D1
MinIn response to different curved optical film 230 attaching process, or the difference of backlight module 220 and crooked display panels 210 kinds and different design loads is arranged, in the present embodiment, D1
MaxFor example for being less than or equal to 1.0 centimetres in fact, preferably, for being less than or equal to 0.5 centimetre in fact, but be not limited thereto, and D1
MinFor example be essentially 0 centimetre to 0.05 centimetre, but be not limited thereto, must it should be noted that, work as D1
MinWhen being essentially 0 centimetre, representing the crooked display panels 210 of curved optical film 230 contacts, and do not have clearance (airgap).Work as D1
MinWhen being essentially 0.05 centimetre, representing between curved optical film 230 and the crooked display panels 210 to have the gap, and also can comprise transparent filling material and/or transparent adhesion in the gap.In addition, the radius of curvature R of the negative camber 210A of crooked display panels 210
1In the time of can be on practice and different numerical value is arranged in response to different process and/or different chi, in the present embodiment, R
1For in fact more than 30 centimetres, for example, if crooked display panels 210 is in fact greater than 20.1 o'clock (inch) time, R then
1Be 160 centimetres to 1200 centimetres in fact in fact.If crooked display panels 210 in fact 12 up in fact 20 constantly, R then
1Be 80 centimetres to 600 centimetres in fact in fact.If crooked display panels 210 in fact less than 11.9 constantly, R then
1Be 30 centimetres to 300 centimetres in fact in fact, but not in this limit.Here be noted that the thickness T of curved optical film 230
1Be meant the average thickness of curved optical film 230, and the radius-of-curvature A of curved optical film 230
1Reference point equal in fact to the distance of two curved surfaces of curved optical film 230.In addition, above-mentioned described scope, for example, D1
MinBe essentially 0 centimetre of D1 that means to 0.05 centimetre of representative
MinEqual in fact 0 centimetre or greater than 0 centimetre to equaling 0.05 centimetre or in fact less than 0.05 centimetre of described scope.
Fig. 2 B is an another kind of liquid crystal indicator synoptic diagram of the present invention.Please refer to Fig. 2 B, liquid crystal indicator 300 comprises a crooked display panels 210 and a backlight module 320.The crooked display panels 210 of present embodiment is similar with the crooked display panels 210 of Fig. 2 A, is not repeated.In the present embodiment, backlight module 320 for example is a side incident type backlight module, and wherein backlight module 220 has a crooked light guide plate 330, shown in Fig. 2 B.Specifically, crooked light guide plate 330 is identical in fact with the degree of crook of curved optical film 230 and crooked display panels 210.In detail, in the present embodiment, the thickness T of crooked light guide plate 330
2, the radius-of-curvature of negative camber 210A is R
1, the radius-of-curvature B of crooked light guide plate 330
1Comprise following relationship:
R
1+D2
min+T
2/2≤B
1≤R
1+D2
max+T
2/2
D2 wherein
MaxAnd D2
MinBe respectively the design maximum value and the minimal design value in the gap of crooked light guide plate 330 and display panels.What deserves to be mentioned is D2
MaxAnd D2
MinIn response to different curved optical film 230 attaching process, or the kind of the kind of backlight module 320 and crooked display panels 210 is different and different design loads is arranged, in the present embodiment, and D2
MaxBe essentially and be less than or equal to 2.0 centimetres, preferably, for being less than or equal to 1.0 centimetres in fact, but be not limited thereto, and D2
MinBe essentially 0 centimetre to 0.2 centimetre, preferably, D2
MinBe essentially 0 centimetre to 0.1 centimetre, but be not limited thereto, must it should be noted that, work as D2
MinWhen being essentially 0 centimetre, representing the crooked display panels 210 of curved optical film 230 contacts, and do not have clearance (air gap).Work as D2
MinWhen being essentially 0.1 centimetre, representing between curved optical film 210 and the crooked display panels 330 to have the gap, and also can comprise transparent filling material and/or transparent adhesion in the gap.In addition, the radius of curvature R of the negative camber 210A of crooked display panels 210
1On practice, different numerical value can be arranged in response to different process, and will describe in detail in the back about the technology of crooked display panels 210.In the present embodiment, R
1For example in fact more than 30 centimetres.Here be noted that the thickness T of crooked light guide plate 330
2Be meant the average thickness of crooked light guide plate 330, and the radius-of-curvature B of crooked light guide plate 330
1Reference point equal in fact to the distance of two curved surfaces of crooked light guide plate 330.In addition, the light source 240 of backlight module 320 comprises at least one light-emitting component, for example: comprise fluorescent tube (as: cathode fluorescent tube, thermal cathode fluorescent tube, external electrode fluorescent lamp pipe, plane fluorescent fluorescent tube or other fluorescent tube or above-mentioned combination), pointolite (as: inorganic light-emitting diode, organic molecule phosphorescence/fluorescence radiation diode, organic polymer phosphorescence/fluorescence radiation diode or other diode or above-mentioned combination), electric slurry type light-emitting component, CNT light-emitting component or other type light-emitting component or above-mentioned combination.
Fig. 2 C is another liquid crystal indicator synoptic diagram of the present invention.Please refer to Fig. 2 C, liquid crystal indicator 400 comprises a crooked display panels 210 and a backlight module 420.The crooked display panels 210 of present embodiment is similar with the crooked display panels 210 of Fig. 2 A, is not repeated.In the present embodiment, backlight module 420 for example is a direct type backlight module, wherein the light source 240 of backlight module 420 comprises a plurality of light-emitting components, for example: comprise fluorescent tube (as: cathode fluorescent tube, thermal cathode fluorescent tube, the external electrode fluorescent lamp pipe, the plane fluorescent fluorescent tube, or other fluorescent tube, or above-mentioned combination), pointolite (as: inorganic light-emitting diode, organic molecule phosphorescence/fluorescence radiation diode, organic polymer phosphorescence/fluorescence radiation diode, or other diode, or above-mentioned combination), electricity slurry type light-emitting component, the CNT light-emitting component, or other type light-emitting component, or above-mentioned combination.Shown in Fig. 2 C, the fluorescent tube of backlight module is arranged in the degree of crook bending curve C identical in fact with curved optical film 230 and goes up to implementing example, but be not limited thereto, also can use traditional arrangement mode, also promptly do not have degree of crook and flat in fact just feasible.In addition, in the present embodiment, the curved optical film 230 that backlight module 420 comprises comprises blast sheet, polaroid or comprises brightness enhancement function simultaneously and the blooming piece curved optical film 230 of polarisation function.
Second embodiment
Fig. 3 A is a kind of liquid crystal indicator synoptic diagram of the present invention.Please refer to Fig. 3 A, liquid crystal indicator 500 comprises a crooked display panels 510 and a backlight module 520.Crooked display panels 510 has a negative camber 510A and a positive camber 510B.As Fig. 3 A, positive camber 510B is convex.Backlight module 520 is disposed on the negative camber 510A of crooked display panels 510, and backlight module 520 has a curved optical film 530 and a light source 240, wherein curved optical film 530 is identical in fact with the degree of crook of crooked display panels 510, here be noted that, when the bee-line that a bit arrives crooked display panels 510 arbitrarily on the curved optical film 530 was identical in fact, the degree of crook that then is defined as the two was identical.
Detailed speech, the thickness of curved optical film 530 is T
1, the radius-of-curvature of negative camber 510A is R
2, the radius-of-curvature A of curved optical film 530
2Comprise following relationship:
R
2-D1
max-T
1/2≤A
2≤R
2-D1
min-T
1/2
D1 wherein
MaxAnd D1
MinBe respectively the design maximum value and the minimal design value in the gap of curved optical film 530 and display panels.Specifically, D1
MaxAnd D1
MinIn response to different curved optical film 530 attaching process, or the difference of backlight module 520 and crooked display panels 510 kinds and different design loads is arranged, in the present embodiment, D1
MaxAnd D1
MinFor example be respectively in fact 0.2 centimetre and be essentially 0 centimetre and be example, but be not limited thereto.In addition, the radius of curvature R of the negative camber 510A of crooked display panels 510
2On practice, different numerical value can be arranged in response to different process, and will describe in detail in the back about the technology of crooked display panels 510.In the present embodiment, R
2For example in fact more than 30 centimetres, preferably, R
2In fact more than 35 centimetres, but be not limited thereto.Here be noted that the thickness T of curved optical film 530
1Be meant the average thickness of curved optical film 530, and the radius-of-curvature A of curved optical film 530
1Reference point equal in fact to the distance of two curved surfaces of curved optical film 530.
Fig. 3 B is an another kind of liquid crystal indicator synoptic diagram of the present invention.Please refer to Fig. 3 B, liquid crystal indicator 600 comprises a crooked display panels 510 and a backlight module 620.Crooked display panels 510 is similar with the crooked display panels 510 of Fig. 3 A, is not repeated.In the present embodiment, backlight module 620 for example is a side incident type backlight module, and wherein backlight module 620 has a crooked light guide plate 630, shown in Fig. 3 B.Specifically, crooked light guide plate 630 is identical in fact with the degree of crook of curved optical film 530 and crooked display panels 510.Auspicious speech, in the present embodiment, the thickness T of crooked light guide plate 630
2, the radius-of-curvature of negative camber 510A is R
2, the radius-of-curvature B of crooked light guide plate 630
2Comprise following relationship:
R
2-D2
max-T
2/2≤B
2≤R
2-D2
min-T
2/2
D2 wherein
MaxAnd D2
MinBe respectively the design maximum value and the minimal design value in the gap of crooked light guide plate 630 and display panels.What deserves to be mentioned is D2
MaxAnd D2
MinIn response to different curved optical film 530 attaching process, or the difference of backlight module 620 and crooked display panels 510 kinds and different design loads is arranged, in the present embodiment, D2
MaxBe essentially 1.0 centimetres, and D2
MinBe essentially 0.2 centimetre and be example, but be not limited thereto.In addition, the radius of curvature R of the negative camber 510A of display panels
2On practice, different numerical value can be arranged in response to different process, in the present embodiment, R
2For example in fact more than 35 centimetres, but be not limited thereto.Here be noted that the thickness T of crooked light guide plate 630
2Be meant the average thickness of crooked light guide plate 630, and the radius-of-curvature B of crooked light guide plate 630
2Reference point equal in fact to the distance of two curved surfaces of crooked light guide plate 630.
Fig. 3 C is another liquid crystal indicator synoptic diagram of the present invention.Please refer to Fig. 3 C, liquid crystal indicator 700 comprises a crooked display panels 510 and a backlight module 720.The crooked display panels 510 of present embodiment is similar with the crooked display panels 510 of Fig. 3 A, is not repeated.In the present embodiment, backlight module 720 for example is a direct type backlight module, and wherein the light source 240 of backlight module 720 comprises a plurality of fluorescent tubes, and shown in Fig. 3 C, fluorescent tube is arranged on the degree of crook bending curve C identical in fact with curved optical film 530.
Fig. 4 is a kind of liquid crystal indicator synoptic diagram of the present invention.Please refer to Fig. 4, liquid crystal indicator 800 comprises crooked display panels 810 and backlight module 820, and liquid crystal indicator 800 also comprises a framework 830, as shown in Figure 4, this framework 830 for example is transparent round can, but be not limited thereto, and the shape on framework 830 surfaces is to be embodiment with the circular arc camber at this.Crooked display panels 810 and backlight module 820 are disposed on the framework 830.Certainly, the shape on framework 830 surfaces also can other shape.Change speech, above-mentioned various liquid crystal indicators 100,200,300,400,500,600,700,800 of the present invention unlike the prior art, can fit in response to nonplanar surface of multiple use carrier, therefore above-mentioned various liquid crystal indicators 100,200,300,400,500,600,700,800 of the present invention more can be widely used in multiple use situation compared to prior art, provide a kind of liquid crystal indicator different application markets.Moreover in the present embodiment, the display quality of sweeping liquid crystal indicator 800 is very close with the unbent liquid crystal indicator of prior art 100 on contrast, below proposes the display quality that some experimental datas are illustrated liquid crystal indicator 800.
Table one
| The |
LCD 800 | |
| Bright attitude | 1040 | 1023 |
| Dark attitude | 0.72 | 0.72 |
By the data of table one as can be known, sweeping liquid crystal indicator 800 is very close with the unbent liquid crystal indicator of prior art 100 in the performance of brightness and contrast, therefore, even liquid crystal indicator 800 of the present invention is bending in response to the variety carrier surface, still can keep high-quality display to a certain degree.What is more, when liquid crystal indicator 800 of the present invention applied to smooth carrier, display quality was poor unlike the display quality of prior art display.For embodiments of the invention more can be implemented particularly, the method for making of below enumerating a kind of liquid crystal indicator of the present invention is illustrated.
Fig. 5 A～Fig. 5 D is the method for making of a kind of liquid crystal indicator of the present invention.Please earlier with reference to Fig. 5 A, provide one first substrate 910 and one second substrate 920, wherein first substrate 910 and second substrate 920 for example are a thin-film transistor array base-plate and a colored optical filtering substrates.Certainly, in other embodiments, first substrate 910 and second substrate 920 also can be a chromatic filter layer (colorfilter on array on matrix base plate; COA) and a subtend substrate with a common electrode, or by a matrix layer (array on color fi1ter on colored optical filtering substrates; AOC) and a subtend substrate with a common electrode form.
Then, please refer to Fig. 5 B, one liquid crystal is enclosed between this first substrate and this second substrate, to form a display panels, and its injection liquid crystal mode comprises: first substrate 910 and 920 groups of second substrates is upright, and in first substrate 910 and second substrate, 920 formed chambers, inject a liquid crystal 930, to form a display panels 940, what this kind mode claimed is vacuum impregnation.Or liquid crystal 930 flow into first substrate 910 and second substrate 920 wherein on one, again that first substrate 910 and 920 groups of second substrates is upright, to form a display panels 940, this kind mode is referred to as liquid crystal drip-injection method (one drop filling; ODF).Afterwards, please refer to Fig. 5 C, first substrate 910 and second substrate 920 are carried out thinning technology, wherein thinning technology for example uses an etching solution to carry out a wet etch process and/or grinding technics.Specifically, in the present embodiment, first substrate, 910 thickness after the thinning and second substrate, 920 thickness but are not limited thereto respectively in fact between 0.01 centimetre and 0.2 centimetre.In another preferred embodiment, first substrate, 910 thickness after the thinning and second substrate, 920 thickness are essentially 0.05 centimetre respectively, but are not limited thereto.What deserves to be mentioned is that first substrate 910 and second substrate 920 have deflectable nature to a certain degree after thinning, its curvature for example can reach in fact more than 35 centimetres, but is not limited thereto.Preferably, first substrate 910 and second substrate 920 wherein at least one material are glass, quartz or other material or above-mentioned combination, but are not limited thereto.Essential explanation, the composition that is comprised in the aforesaid substrate material can have or not have the element that influences subsequent element, for example: the alkali metal group in the periodic table of chemical element, alkaline earth, metal or the like.For example, general glass is that glass pane is the glass that includes alkali metal group.
Then, please refer to Fig. 5 D, provide a backlight module 950 with a curved surface, and backlight module 950 has a curved optical film 960 that is disposed on the curved surface.Shown in Fig. 5 D, have to a certain degree with above-mentioned that the display panels 940 of deflectable nature is disposed on the curved optical film 960 of backlight module 950, make that the degree of crook of display panels 940 is identical in fact with curved optical film 960, form the liquid crystal indicator 900 of surface curvature, what deserves to be mentioned is, when the bee-line that a bit arrives crooked display panels 940 arbitrarily on the curved optical film 960 was identical in fact, the degree of crook that then is defined as the two was identical.
Fig. 6 is a kind of electrooptical device synoptic diagram of the present invention.Please refer to Fig. 6, the described liquid crystal indicator 1200 of the foregoing description can be combined into an electrooptical device 1000 with electronic component 1100 electric connections.Moreover, the present invention proposes a kind of method for making of electrooptical device 1000 in addition, this method for making comprises the making flow process as Fig. 5 A～Fig. 5 D, and after carrying out the making flow process of Fig. 5 D, again an electronic component 1100 and liquid crystal indicator 1200 are done to electrically connect (not illustrating), to form electrooptical device 1000 as shown in Figure 6.Here be noted that electronic component 1100 comprises as control element, executive component, treatment element, input element, memory element, driving element, light-emitting component, protecting component, sensing element, detecting element or other function element or aforesaid combination.And the type of electrooptical device 1000 comprises the panel in portable product (as mobile phone, video camera, camera, mobile computer, game machine, wrist-watch, music player, electronic mail transceiver, map navigator, digital photo or similar products like), video and audio product (as audio-visual projector or similar products like), screen, TV, indoor/outdoor advertising board, indoor/outdoor index board, the projector etc.
In addition, liquid crystal indicator 1200 comprises crooked display panels 1300 and backlight module 1400.Wherein, have viewing area D and non-display area R in the crooked display panels 1300.Comprise the pixel 1500 that a plurality of arrayed form in the D of viewing area, wherein each pixel 1500 comprises at least one switching device 1600, one end of switching device 1600 is connected to sweep trace 1700, and the other end is connected to data line 1800, and switching device 1600 electrically connects with at least one electric capacity 1900.For example, crooked display panels 1300 for example is the penetrating type display panel, the semi penetration type display panel, reflective display panel, colored filter display panel of (color filter on array) on active layers, active layers display panel of (array on color filter) on colored filter, vertical orientation type (VA) display panel, horizontal switch type (IPS) display panel, multi-domain perpendicular alignment-type (MVA) display panel, twisted nematic (TN) display panel, super-twist nematic (STN) display panel, pattern vertical orientation type (PVA) display panel, super pattern vertical orientation type (S-PVA) display panel, the advanced person is type (ASV) display panel with great visual angle, fringe field switch type (FFS) display panel, continuous fireworks shape arrange type (CPA) display panel, rotational symmetry is arranged micella type (ASM) display panel, optical compensation curved arrange type (OCB) display panel, super horizontal switch type (S-IPS) display panel, advanced super horizontal switch type (AS-IPS) display panel, extreme edge electric field switch type (UFFS) display panel, stabilizing polymer alignment-type display panel, double vision angle type (dual-view) display panel, three visual angle type (triple-view) display panels, 3 d display (three-dimensional), double face display panel, or other profile plate, or above-mentioned combination).In addition, except the non-light-emitting display panel of the above embodiment of the present invention, also can be used in light-emitting display panel, as: organic electric-excitation luminescent displaying panel, inorganic motor light emitting display panel or above-mentioned combination.
In sum, liquid crystal indicator and its method for making proposed by the invention have following advantage at least:
1. liquid crystal indicator of the present invention has bendability characteristics, can combine with multiple nonplanar use carrier, and can keep to a certain degree display quality, thereby satisfy more user demands, increases the market that liquid crystal indicator is used.
2. therefore the method for making of liquid crystal indicator and existing process compatible do not need additionally to increase equipment, can produce the liquid crystal indicator with bendability characteristics, have new application market and can not increase cost of manufacture.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (21)
1. a liquid crystal indicator is characterized in that, comprising:
One crooked display panels has a negative camber and a positive camber; And
One backlight module is disposed on the negative camber of this bending display panels, and this backlight module has a curved optical film and a light source, and wherein this curved optical film is identical with the degree of crook of this bending display panels;
And the thickness of this curved optical film is T
1, the radius-of-curvature of this negative camber is R
1, the radius-of-curvature A of this curved optical film
1Comprise following relationship:
R
1+D1
min+T
1/2≤A
1≤R
1+D1
max+T
1/2
Perhaps, the radius-of-curvature A of this curved optical film
2Comprise following relationship:
R
1-D1
max-T
1/2≤A
2≤R
1-D1
min-T
1/2
Wherein, D1
MaxAnd D1
MinDesign maximum value and minimal design value for the gap of this curved optical film and this bending display panels.
2. liquid crystal indicator according to claim 1 is characterized in that this positive camber is concavity.
3. liquid crystal indicator according to claim 1 is characterized in that this positive camber is convex.
4. liquid crystal indicator according to claim 1 is characterized in that R
1Be more than 30 centimetres.
5. liquid crystal indicator according to claim 1 is characterized in that D1
MaxIt is 1.0 centimetres.
6. liquid crystal indicator according to claim 1 is characterized in that D1
MinIt is 0 centimetre.
7. liquid crystal indicator according to claim 1 is characterized in that the light source of this backlight module comprises a plurality of light-emitting components, and those light-emitting components are arranged on the degree of crook bending curve identical with this curved optical film.
8. liquid crystal indicator according to claim 1 is characterized in that, this backlight module has a crooked light guide plate, and is identical with this curved optical film and degree of crook that should the bending display panels.
9. liquid crystal indicator according to claim 8 is characterized in that, the thickness T of this bending light guide plate
2, the radius-of-curvature of this negative camber is R
1, the radius-of-curvature B of this bending light guide plate
1Comprise following relationship:
R
1+D2
min+T
2/2≤B
1≤R
1+D2
max+T
2/2
Wherein, D2
MaxAnd D2
MinBe respectively the design maximum value and the minimal design value in the gap of this bending light guide plate and this bending display panels.
10. liquid crystal indicator according to claim 8 is characterized in that, the thickness of this bending light guide plate is T
2, the radius-of-curvature of this negative camber is R
2, the radius-of-curvature B of this bending light guide plate
2Comprise following relationship:
R
2-D2
max-T
2/2≤B
2≤R
2-D2
min-T
2/2
Wherein, D2
MaxAnd D2
MinBe respectively the design maximum value and the minimal design value in the gap of this bending light guide plate and this bending display panels.
11. liquid crystal indicator according to claim 10 is characterized in that, R
2Be more than 35 centimetres.
12., it is characterized in that D2 according to claim 9 or 10 described liquid crystal indicators
MaxIt is 1.0 centimetres.
13., it is characterized in that D2 according to claim 9 or 10 described liquid crystal indicators
MinIt is 0.2 centimetre.
14. liquid crystal indicator according to claim 1 is characterized in that, this display panels comprises the liquid crystal layer of two substrates and between those substrates, and the thickness of those substrates is respectively between 0.01 centimetre and 0.2 centimetre.
15. liquid crystal indicator according to claim 14 is characterized in that, the thickness of those substrates is respectively 0.05 centimetre.
16. liquid crystal indicator according to claim 1 is characterized in that, also comprises a framework, this display panels and this backlight module are disposed on this framework.
17. an electrooptical device comprises the described liquid crystal indicator of claim 1.
18. the method for making of a liquid crystal indicator is characterized in that, comprising:
One first substrate is provided;
One second substrate is provided;
One liquid crystal is enclosed between this first substrate and this second substrate, to form a display panels;
This first substrate of thinning and this second substrate;
One backlight module is provided, and this backlight module has a curved surface, and backlight module has a curved optical film that is disposed on this curved surface; And
This display panels is disposed on this curved optical film of this backlight module, makes that the degree of crook of this display panels is identical with this blooming, and have a negative camber and a positive camber;
Wherein, the thickness of this curved optical film is T
1, the radius-of-curvature of this negative camber is R
1, the radius-of-curvature A of this curved optical film
1Comprise following relationship:
R
1+D1
min+T
1/2≤A
1≤R
1+D1
max+T
1/2
Perhaps, the radius-of-curvature A of this curved optical film
2Comprise following relationship:
R
1-D1
max-T
1/2≤A
2≤R
1-D1
min-T
1/2
Wherein, D1
MaxAnd D1
MinDesign maximum value and minimal design value for the gap of this curved optical film and this bending display panels.
19. the method for making of liquid crystal indicator according to claim 18 is characterized in that, the thickness behind this first substrate and this second substrate thinning is respectively between 0.01 centimetre and 0.2 centimetre.
20. the method for making of liquid crystal indicator according to claim 18 is characterized in that, the thickness behind this first substrate and this second substrate thinning is respectively 0.05 centimetre.
21. the method for making of an electrooptical device comprises the method for making of the described liquid crystal indicator of claim 18.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100018885A CN101216635B (en) | 2008-01-17 | 2008-01-17 | LCD device, photoelectric device and process for production thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100018885A CN101216635B (en) | 2008-01-17 | 2008-01-17 | LCD device, photoelectric device and process for production thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101216635A CN101216635A (en) | 2008-07-09 |
| CN101216635B true CN101216635B (en) | 2010-09-01 |
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ID=39623091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100018885A Active CN101216635B (en) | 2008-01-17 | 2008-01-17 | LCD device, photoelectric device and process for production thereof |
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| Country | Link |
|---|---|
| CN (1) | CN101216635B (en) |
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| US8493535B2 (en) * | 2008-07-14 | 2013-07-23 | Sharp Kabushiki Kaisha | Liquid crystal display device |
| TWI424210B (en) * | 2009-10-20 | 2014-01-21 | Young Lighting Technology Corp | Light source module and light source apparatus |
| CN101915999A (en) * | 2010-07-12 | 2010-12-15 | 深圳市华星光电技术有限公司 | Non-planar display module and back frame support structure thereof |
| CN102707474B (en) * | 2012-05-11 | 2013-07-24 | 京东方科技集团股份有限公司 | Bending liquid crystal display screen and manufacturing method and manufacturing device of bending liquid crystal display |
| CN111679470A (en) * | 2012-06-29 | 2020-09-18 | 索尼公司 | Display device |
| TWI526742B (en) * | 2013-06-27 | 2016-03-21 | 友達光電股份有限公司 | Curved back light module |
| KR102235720B1 (en) * | 2013-12-17 | 2021-04-05 | 삼성디스플레이 주식회사 | Curved display apparatus |
| KR102135792B1 (en) * | 2013-12-30 | 2020-07-21 | 삼성디스플레이 주식회사 | Curved liquid crystal display |
| CN106104410B (en) | 2014-03-13 | 2020-02-14 | 株式会社半导体能源研究所 | Electronic device |
| KR101749728B1 (en) * | 2014-04-01 | 2017-06-22 | 삼성디스플레이 주식회사 | Curved display device |
| CN104093015B (en) * | 2014-06-23 | 2016-01-06 | 京东方科技集团股份有限公司 | A kind of display system and control method thereof |
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| CN104297999B (en) * | 2014-09-26 | 2017-07-04 | 京东方科技集团股份有限公司 | Liquid crystal module and curved-surface display device |
| KR101644903B1 (en) * | 2014-10-30 | 2016-08-03 | 삼성디스플레이 주식회사 | Liquid crystal display and method of manufacturing the same |
| CN105785619B (en) * | 2014-12-24 | 2018-11-02 | 深圳Tcl新技术有限公司 | Liquid crystal display panel, curved surface liquid crystal module and curved surface TV |
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| KR102392232B1 (en) * | 2015-08-18 | 2022-04-28 | 스미또모 가가꾸 가부시끼가이샤 | Polarizing plate for curved image display panel |
| CN105290749A (en) * | 2015-11-04 | 2016-02-03 | 武汉华星光电技术有限公司 | Assembling and fitting equipment |
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| CN107728382A (en) * | 2017-11-29 | 2018-02-23 | 武汉天马微电子有限公司 | Backlight module and preparation method thereof and display device |
| CN108563065B (en) * | 2018-03-12 | 2022-01-07 | 厦门天马微电子有限公司 | Backlight module, manufacturing method and display device |
| CN110579907B (en) * | 2019-09-26 | 2021-07-23 | Tcl华星光电技术有限公司 | Display device |
| CN111999932B (en) * | 2020-09-14 | 2023-03-21 | 业成科技（成都）有限公司 | Liquid crystal display module |
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2008
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|---|---|
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