CN100448020C - Electroluminescent display device - Google Patents

Electroluminescent display device Download PDF

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Publication number
CN100448020C
CN100448020C CNB2007100920992A CN200710092099A CN100448020C CN 100448020 C CN100448020 C CN 100448020C CN B2007100920992 A CNB2007100920992 A CN B2007100920992A CN 200710092099 A CN200710092099 A CN 200710092099A CN 100448020 C CN100448020 C CN 100448020C
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China
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sub
described
pixel area
area
pixel
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CNB2007100920992A
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Chinese (zh)
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CN101026185A (en
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李重君
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友达光电股份有限公司
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Abstract

This invention provides an electroluminescent display including a base board with multiple pixel regions, each one of which includes a first sub-region, a second sub-region and a third sub-region, and the display also includes multiple first color light emission layers, second color light emission layers and third color light emission layers set on the base board, in which, the first ones are set in the first sub-pixel region, the second ones are set in the adjacent two second sub-pixel regions, and the first sub-pixel region is larger than the second one in a single pixel region, which can regulate the operation voltage and life of organic or inorganic light emission elements and increase the density of sub-pixel regions.

Description

Electroluminescent display

Technical field

The present invention relates to a kind of electroluminescent display, relate in particular to a kind of electroluminescent display that can improve useful life.

Background technology

In recent years under the successful exploitation of organic material, organic light emitting display (organiclight-emitting display, OLED) with advantage such as simple framework and splendid working temperature, high-contrast and visual angle be wide, in the monitor market, attracted attention gradually.

Please refer to Fig. 1, Fig. 1 is known in the schematic diagram of making organic illuminating element on the substrate.Generally speaking, organic light emitting display 14 is made in element at least one substrate 16, and its surface has defined a plurality of pixel regions 30, and each pixel region 30 comprises three sub-pixel area 24,26,28 at least, produce different colours light respectively, for example ruddiness, green glow and blue light.Each sub-pixel area 24,26,28 comprises at least one switch element respectively, and for example thin-film transistor 18, is used for controlling the operation of sub-pixel area 24,26,28.In addition, be equipped with an organic illuminating element 20 in each sub-pixel area 24,26,28, be electrically connected on thin-film transistor 18, make sub-pixel area 24,26,28 under opening, produce light because of electronics, the hole luminescent layer 22 in organic illuminating element 20 meets.In addition, light sources of different colors need use different luminous organic materials to make.Having the organic light emitting display that three kinds of red, green, blue looks time pixels are constituted with tradition is example, when making the organic illuminating element 20 of red, green, blue, must make red, green, blue luminescent layer 22 respectively on sub-pixel area 24,26,28.For example, use one first, second and third shadow shield (shadow mask) to make the interior luminescent layer of redness, green and blue sub-pixels respectively.Wherein first, second and third shadow shield all has a plurality of openings, defines the position of redness, green and blue sub-pixels light-emitting zone respectively.As shown in Figure 1, can utilize the opening 12 of a shadow shield 10 on substrate 16, to form green luminescence layer 22 earlier, re-use second shadow shield or the 3rd shadow shield, on organic light emitting display 14, produce the luminescent layer of other color by its opening.

Please refer to Fig. 2, Fig. 2 is the known schematic diagram that is used for making the shadow shield 10 of organic illuminating element 20 shown in Figure 1.Tradition shadow shield 10 includes a plurality of openings 12.Because when making organic illuminating element 20, be to utilize the opening 12 of shadow shield 10 and form luminescent layers 22 on substrate 16 surface, therefore the size of opening 12 has determined the distance of each organic illuminating element 20 with distance, and then has controlled the size and the closeness of sub-pixel area 24,26,28.Shadow shield more than 10 is made with photoetching or electroforming mode at present, under the restriction of manufacturing process technology, in order to make shadow shield 10 have enough intensity, therefore must have a minimum range B between the two adjacent openings 12, make at the technical bottleneck that run into of light-emitting area that promotes sub-pixel area 24,26,28.

In addition, because general organic illuminating element can raise and reduction of service life along with operating current, and in ruddiness, green glow and the blue light organic illuminating element, the shortest with the life-span of blue light organic illuminating element again, therefore how to adjust the position configuration of sub-pixel area, to improve pixel region density and the useful life of improving display, still be one of industry problem anxious to be studied.

Summary of the invention

Main purpose of the present invention is to provide a kind of electroluminescent display with sub-pixel area of different area size, and is unequal and can't promote problem such as aperture opening ratio to improve the relevant operation lifetime of known organic light emitting display.

According to purpose of the present invention, a kind of electroluminescent display is provided, it comprises: have a substrate of a plurality of pixel regions, wherein each pixel region comprises one first sub-pixel area, one second sub-pixel area and one the 3rd sub-pixel area; And be located at a plurality of first coloured light luminescent layers on this substrate, a plurality of second coloured light luminescent layer and a plurality of the 3rd coloured light luminescent layer, and each first coloured light luminescent layer is arranged in one first sub-pixel area, each second coloured light luminescent layer is arranged in two the second adjacent sub-pixel area, and in single pixel region, the area of first sub-pixel area is greater than the area of second sub-pixel area.Wherein said first sub-pixel area, second sub-pixel area and the 3rd sub-pixel area are arranged in a matrix, this matrix comprises multirow, each odd-numbered line in the described multirow is staggered by described first sub-pixel area and described second sub-pixel area, and each even number line in the described multirow is staggered by described the 3rd sub-pixel area and described first sub-pixel area.

According to described electroluminescent display, wherein each described the 3rd coloured light luminescent layer is arranged in two adjacent described the 3rd sub-pixel area, and in single described pixel region, the area of described first sub-pixel area is greater than the area of described the 3rd sub-pixel area.

According to described electroluminescent display, the area of wherein said first sub-pixel area is about the twice of the area of described the 3rd sub-pixel area.

According to described electroluminescent display, wherein each described the 3rd coloured light luminescent layer is arranged in described the 3rd sub-pixel area, and in single described pixel region, the area of described the 3rd sub-pixel area is greater than the area of described second sub-pixel area.

According to purpose of the present invention, a kind of electroluminescent display also is provided, it comprises: have a substrate of a plurality of pixel regions, wherein each pixel region comprises one first sub-pixel area, one second sub-pixel area and one the 3rd sub-pixel area; And be located at a plurality of first coloured light luminescent layers on this substrate, a plurality of second coloured light luminescent layer and a plurality of the 3rd coloured light luminescent layer, and each first coloured light luminescent layer is arranged in one first sub-pixel area, each second coloured light luminescent layer is arranged in two the second adjacent sub-pixel area, and in single pixel region, the area of first sub-pixel area is greater than the area of second sub-pixel area.Wherein said first sub-pixel area, second sub-pixel area and the 3rd sub-pixel area are arranged in a matrix, this matrix comprises multiple row, described odd column in the described multiple row is arranged by a plurality of described first sub-pixel area and is formed, and the described even column in the described multiple row is staggered by two described second sub-pixel area and two described the 3rd sub-pixel area.

According to described electroluminescent display, wherein the described even column in this matrix is staggered by described second a coloured light luminescent layer and described the 3rd a coloured light luminescent layer.

According to described electroluminescent display, wherein each described first sub-pixel area and described second sub-pixel area, described the 3rd sub-pixel area are adjacent at interval is arranged in one and walks crosswise.

According to described electroluminescent display, the wherein said first coloured light luminescent layer comprises a blue light-emitting.

According to described electroluminescent display, also comprise a plurality of thin-film transistors, lay respectively at described first sub-pixel area, described second sub-pixel area and described the 3rd sub-pixel area.

Because the sub-pixel area of electroluminescent display of the present invention has different area, and the single colored light luminescent layer can be used in the different subpixel district simultaneously, therefore by the area of sub-pixel area and the design of allocation position, can adjust the operating voltage and the useful life of organic or inorganic light-emitting component, improve the density of sub-pixel area simultaneously, and then improve the whole resolution of electroluminescent display.

Description of drawings

Fig. 1 is known in the schematic diagram of making organic illuminating element on the substrate.

Fig. 2 is the known schematic diagram that is used for making the shadow shield of organic illuminating element.

Fig. 3 is the schematic diagram of the present invention's one organic light emitting display.

Fig. 4 is the circuit diagram of shown in Figure 3 image element circuit.

Fig. 5 is the configuration schematic diagram of the sub-pixel area of organic light emitting display first embodiment shown in Figure 3.

Fig. 6 to Fig. 9 is respectively the schematic diagram of second to the 5th embodiment of organic light emitting display of the present invention.

Wherein, description of reference numerals is as follows:

10 shadow shields, 12 openings

14 organic light emitting display, 16 substrates

18 thin-film transistors, 20 organic illuminating elements

22 luminescent layers, 24,26,28 sub-pixel area

30 pixel regions, 50 organic light emitting display

52 display floaters, 53 substrates

54 scan line drive circuits, 56 data line drive circuits

58 scan lines, 60 data wires

61 sub-pixel 61B, first sub-pixel area

The 61G second sub-pixel area 61R the 3rd sub-pixel area

62 image element circuit 64,66 thin-film transistors

64a, 66a grid 64b, 66b drain electrode

64c, 66c source electrode 68 storage capacitors

70 organic illuminating element 70a anodes

70b negative electrode 72 first coloured light luminescent layers

74 second coloured light luminescent layers 76 the 3rd coloured light luminescent layer

78 matrixes, 80 pixel regions

Embodiment

The invention provides an electroluminescent display, for example, be organic light emitting diode display or inorganic light-emitting diode display.

Please refer to Fig. 3, Fig. 3 is the schematic diagram of first embodiment of the invention one organic light emitting display 50.Organic light emitting display 50 comprises a display floater (display panel) 52, at least one scan line drive circuit 54 and a data line drive circuit 56.Wherein, display floater 52 is provided with multi-strip scanning line (scanning line) 58 and many data wires perpendicular to scan line 58 (data line) 60, define a plurality of sub-pixel area 61 that are arranged in matrix, and each sub-pixel area 61 all comprises image element circuit 62 one time, is electrically connected on scan line 58 and data wire 60.Generally speaking, scan line drive circuit 54 and data line drive circuit 56 input signals are respectively formed image so that each time image element circuit 62 presents different GTGs according to image data in the viewing area of sub-pixel area 61 to scan line 58 and data wire 60.

Please refer to Fig. 4, Fig. 4 is the circuit diagram of inferior image element circuit 62 shown in Figure 3.With the active organic light-emitting display is example, and inferior image element circuit 62 includes thin-film transistor 64 and 66, a storage capacitors 68 and an organic illuminating element 70.Wherein, the grid 64a of thin-film transistor 64 and drain electrode 64b are electrically connected on scan line 58 and data wire 60 respectively, the grid 66a of thin-film transistor 66 is electrically connected on the source electrode 64c of thin-film transistor 64 and an end of storage capacitors 68, and the source electrode 66c of thin-film transistor 66 is electrically connected to an external power source V respectively with drain electrode 66b DdWith anode (anode) 70a of organic illuminating element 70, and the negative electrode of Organic Light Emitting Diode 70 (cathode) 70b ground connection.Therefore, can control the illumination effect of this sub-pixel area 61 by the transistor 64 that is positioned at each sub-pixel area 61.

Known in order to improve because of different color light luminescent material operation lifetime influences the problem of display display effect, the invention provides organic light emitting display 50 structures with special sub-pixel area 61 configurations.Please refer to Fig. 5, Fig. 5 is the configuration schematic diagram of the sub-pixel area 61 of organic light emitting display 50 first embodiment shown in Figure 3.Organic electroluminescence display panel 52 comprises a substrate 53, and it has a plurality of pixel regions 80 (shown in dotted line).In the present embodiment, each pixel region 80 is formed by three sub-pixel area 61, is respectively the first sub-pixel area 61B, the second sub-pixel area 61G and the 3rd sub-pixel area 61R, is arranged in a matrix 78.Wherein, the first sub-pixel area 61B, the second sub-pixel area 61G and the 3rd sub-pixel area 61R represent to produce respectively the inferior pixel of different color light, for example produce blue light B, green glow G and ruddiness R respectively.Matrix 78 comprises multirow (row) W1, W2, and wherein odd-numbered line W1 is staggered by one first sub-pixel area 61B and two second sub-pixel area 61G, and even number line W2 then is staggered by two the 3rd sub-pixel area 61R and the first sub-pixel area 61B.In addition, each first sub-pixel area 61B is not adjacent to each other, and is separated by two second sub-pixel area 61G or two the 3rd sub-pixel area 61R.

In addition, also comprise a plurality of areas rough identical first coloured light luminescent layer 72, the second coloured light luminescent layer 74 and the 3rd coloured light luminescent layer 76 on the organic electroluminescence display panel 52, with aforementioned blue light, green glow and ruddiness is example, and then the first coloured light luminescent layer 72, the second coloured light luminescent layer 74 and the 3rd coloured light luminescent layer 76 are respectively blue light-emitting, green luminescence layer and red light luminescent layer.The first coloured light luminescent layer 72, the second coloured light luminescent layer 74 and the 3rd coloured light luminescent layer 76 can be respectively formed by as shown in Figure 2 shadow shield 10, therefore have area identical.As shown in Figure 5, each first coloured light luminescent layer 72 is arranged in the single first sub-pixel area 61B, and each second coloured light luminescent layer 74 is arranged in two second adjacent sub-pixel area 61G, and each the 3rd coloured light luminescent layer 76 is arranged in two the 3rd adjacent sub-pixel area 61B.Because one second coloured light luminescent layer 74 or one the 3rd coloured light luminescent layer 76 are located in two sub-pixel area 61 (two first sub-pixel area 61G or two second sub-pixel area 61R).Therefore, in same pixel region 80, the area of the single first sub-pixel area 61B is greater than the area of single second sub-pixel area 61G or the single 61C of pixel for the third time.In the present embodiment, the area of the single first sub-pixel area 61B is about 9 * 10 -4To 2.25 * 10 -2Square millimeter is the twice of the area of single second sub-pixel area 61G or the single 61C of pixel for the third time.Yet in other embodiments, the area of the single first sub-pixel area 61B can be single second sub-pixel area 61G or 1.3 times to 6 times of area of pixel 61C for the third time.

Because single colored light luminescent layer (for example second, third coloured light luminescent layer 74,76) can be applied in two sub-pixel area (for example second, third sub-pixel area 61G, 61R) simultaneously in the present invention, therefore when the shadow shield that uses and known technology has an identical openings of sizes is made the coloured light luminescent layer, the area of single colored light luminescent layer can supply two sub-pixel area settings, improve the density that pixel is provided with, and then promoted the resolution of whole organic light emitting display.In addition, in order to overcome known blue light-emitting short problem in useful life, in first embodiment shown in Figure 5, be used for producing the twice of the first sub-pixel area 61B area of blue light for second, third sub-pixel area 61G, 61R area, make the operating voltage of the sub-pixel area 61B that wins can be less than the operating voltage of second, third sub-pixel area 61G, 61R, to prolong the useful life of the first sub-pixel area 61B, make the indigo plant of organic light emitting display 50, green, ruddiness organic illuminating element 68 have balanced operation lifetime.

Fig. 6 to Fig. 9 is respectively the schematic diagram of second to the 5th embodiment of organic light emitting display of the present invention.For ease of explanation, all elements are all continued to use the component symbol of Fig. 5 among Fig. 6 to Fig. 9.Please refer to Fig. 6,, a plurality of pixel regions 80 are set on the substrate 53, and each pixel region 80 all comprises one first sub-pixel area 61B, one second sub-pixel area 61G and one the 3rd sub-pixel area 61R, is arranged in a matrix 78 according to second embodiment of the invention.Matrix 78 comprises multirow W1, W2 and multiple row (column) N1, N2, wherein odd-numbered line W1 is staggered by one first sub-pixel area 61B and two second sub-pixel area 61G, and even number line W2 then is staggered by one first sub-pixel area 61B and two the 3rd sub-pixel area 61R.Different with first embodiment is, the first sub-pixel area 61B among present embodiment adjacent lines W1, the W2 is adjacent one another are, is arranged in odd column N1, and the adjacent even column N2 that is arranged in the 3rd sub-pixel area 61R of the second sub-pixel area 61G.

Please refer to Fig. 7, in the third embodiment of the present invention, the area of the first sub-pixel area 61B is second sub-pixel area 61G of about twice or the area of the 3rd sub-pixel area 61R.Matrix 78 odd-numbered line W1 are staggered by one first sub-pixel area 61B and two second sub-pixel area 61G and form, and even number line W2 then is staggered by one first sub-pixel area 61B and two the 3rd sub-pixel area 61R.In addition, even number line W1 than odd-numbered line W2 along the width w of half first coloured light luminescent layer 72 of a horizontal direction H displacement and be provided with.Therefore, the first sub-pixel area 61B among adjacent lines W1, the W2 is just with the neighbouring odd column N1 that is arranged in many bendings of distance of the phase difference of half first coloured light luminescent layer 72 width w, and the second and the 3rd sub-pixel area 61G, 61R are also with the neighbouring even column N2 that is arranged in many bendings of distance of phase difference of half second or the 3rd coloured light luminescent layer 74,76 width w.

Please refer to Fig. 8, the 4th embodiment of organic light emitting display 50 of the present invention comprises a plurality of pixel regions 80 and is located on the substrate 53, and each pixel region 80 all comprises three sub-pixel area, be respectively first, second and the 3rd sub-pixel area 61B, 61G, 61R, be arranged in matrix 78, wherein the area of the first sub-pixel area 61B is greater than the area of the second and the 3rd sub-pixel area 61G, 61R, for example is 1.3 to 6 times of area of the second and the 3rd sub-pixel area 61G, 61R.The first sub-pixel area 61B is neighbouring to be arranged in odd column N1, and the second sub-pixel area 61G and the 3rd sub-pixel area 61R are neighbouring in twos respectively, and is staggered to even column N2.In addition, each first coloured light luminescent layer 72 only is located in the single first sub-pixel area 61B, and each second coloured light luminescent layer 74 is located in two the second sub-pixel area 61G simultaneously, and each the 3rd coloured light luminescent layer 76 also is located in two the 3rd sub-pixel area 61R simultaneously.Therefore even column N2 is staggered by one second coloured light luminescent layer 74 and one the 3rd coloured light luminescent layer 76.In addition, matrix 78 also comprises multirow W1, W2, and being staggered with one first sub-pixel area 61B simultaneously by one second, 1 the 3rd sub-pixel area 61G, 61R forms.

Fig. 9 is the configuration schematic diagram of organic light emitting display 50 sub-pixel area 61 of fifth embodiment of the invention.Different with previous embodiment is, each the 3rd coloured light luminescent layer 76 only is located in single the 3rd sub-pixel area 61R in the present embodiment, and each second coloured light luminescent layer 74 still is arranged in two the second sub-pixel area 61G, therefore the first sub-pixel area 61B equates with the area of the 3rd sub-pixel area 61R is rough, area greater than the second sub-pixel area 61G, for example be 1.3 to 6 times of area of the second sub-pixel area 61G, be preferably 2 times.When operation organic light emitting display 50 of the present invention, the operating voltage of the first sub-pixel area 61B and the 3rd sub-pixel area 61R can be lower than the operating voltage of the second sub-pixel area 61G, to prolong the useful life of the first coloured light luminescent layer 72 and the 3rd coloured light luminescent layer 76.In other embodiments of the invention, the configuration mode of first, second and the 3rd sub-pixel area 61B, 61G, 61R also can have different relativenesses or area size according to the design needs of product.In addition, first, second and the 3rd sub-pixel area 61B, 61G, 61R also can represent the sub-pixel area that produces beyond blue light, green glow and the ruddiness respectively, for example the second sub-pixel area 61G can comprise blue green light luminescent layer, indigo light luminescent layer or Yellow light emitting layer, to produce blue green light, indigo light or gold-tinted.In the above-described embodiments, the material of each coloured light luminescent layer can comprise luminous organic material (for example being small molecule material or macromolecular material) or phosphor for example.Therefore, though previous embodiment all with organic light emitting display as an illustration, the configuration mode of its coloured light luminescent layer all can be applicable in all electroluminescent displaies.

Than known technology, when the present invention makes luminescent layer at the shadow shield that uses identical openings of sizes, can design single luminescent layer is used in the different subpixel district simultaneously, to improve resolution.In addition, the structure of electroluminescent display of the present invention is the useful life according to the different color light luminescent layer, design the area that photon pixel region of all kinds has different sizes, so that different operating voltage and luminosity to be provided in sub-pixel area, and then improve the operating condition of short coloured light luminescent layer in useful life traditionally, to prolong the whole service life of electroluminescent display.

The above only is the preferred embodiments of the present invention, and every equalization of doing according to protection scope of the present invention changes and modifies, and all should belong to covering scope of the present invention.

Claims (14)

1. electroluminescent display comprises:
One substrate has a plurality of pixel regions, and each described pixel region comprises one first sub-pixel area, one second sub-pixel area and one the 3rd sub-pixel area; And
Be located at a plurality of first coloured light luminescent layers on this substrate, a plurality of second coloured light luminescent layer and a plurality of the 3rd coloured light luminescent layer, and each described first coloured light luminescent layer is arranged in described first sub-pixel area, each described second coloured light luminescent layer is arranged in two adjacent described second sub-pixel area, and in single described pixel region, the area of described first sub-pixel area is greater than the area of described second sub-pixel area;
Wherein said first sub-pixel area, second sub-pixel area and the 3rd sub-pixel area are arranged in a matrix, this matrix comprises multirow, each odd-numbered line in the described multirow is staggered by described first sub-pixel area and described second sub-pixel area, and each even number line in the described multirow is staggered by described the 3rd sub-pixel area and described first sub-pixel area.
2. electroluminescent display as claimed in claim 1, wherein each described the 3rd coloured light luminescent layer is arranged in two adjacent described the 3rd sub-pixel area, and in single described pixel region, the area of described first sub-pixel area is greater than the area of described the 3rd sub-pixel area.
3. electroluminescent display as claimed in claim 1, the area of wherein said first sub-pixel area are the twice of the area of described the 3rd sub-pixel area.
4. electroluminescent display as claimed in claim 1, wherein each described the 3rd coloured light luminescent layer is arranged in described the 3rd sub-pixel area, and in single described pixel region, the area of described the 3rd sub-pixel area is greater than the area of described second sub-pixel area.
5. electroluminescent display as claimed in claim 1, the wherein said first coloured light luminescent layer comprises a blue light-emitting.
6. electroluminescent display as claimed in claim 1 also comprises a plurality of thin-film transistors, lays respectively at described first sub-pixel area, described second sub-pixel area and described the 3rd sub-pixel area.
7. electroluminescent display comprises:
One substrate has a plurality of pixel regions, and each described pixel region comprises one first sub-pixel area, one second sub-pixel area and one the 3rd sub-pixel area; And
Be located at a plurality of first coloured light luminescent layers on this substrate, a plurality of second coloured light luminescent layer and a plurality of the 3rd coloured light luminescent layer, and each described first coloured light luminescent layer is arranged in described first sub-pixel area, each described second coloured light luminescent layer is arranged in two adjacent described second sub-pixel area, and in single described pixel region, the area of described first sub-pixel area is greater than the area of described second sub-pixel area;
Wherein said first sub-pixel area, second sub-pixel area and the 3rd sub-pixel area are arranged in a matrix, this matrix comprises multiple row, described odd column in the described multiple row is arranged by a plurality of described first sub-pixel area and is formed, and the described even column in the described multiple row is staggered by two described second sub-pixel area and two described the 3rd sub-pixel area.
8. electroluminescent display as claimed in claim 7, wherein the described even column in this matrix is staggered by described second a coloured light luminescent layer and described the 3rd a coloured light luminescent layer.
9. electroluminescent display as claimed in claim 7, wherein each described first sub-pixel area and described second sub-pixel area, described the 3rd sub-pixel area are adjacent at interval is arranged in one and walks crosswise.
10. electroluminescent display as claimed in claim 7, the wherein said first coloured light luminescent layer comprises a blue light-emitting.
11. electroluminescent display as claimed in claim 7 also comprises a plurality of thin-film transistors, lays respectively at described first sub-pixel area, described second sub-pixel area and described the 3rd sub-pixel area.
12. electroluminescent display as claimed in claim 7, wherein each described the 3rd coloured light luminescent layer is arranged in two adjacent described the 3rd sub-pixel area, and in single described pixel region, the area of described first sub-pixel area is greater than the area of described the 3rd sub-pixel area.
13. electroluminescent display as claimed in claim 7, the area of wherein said first sub-pixel area are the twice of the area of described the 3rd sub-pixel area.
14. electroluminescent display as claimed in claim 7, wherein each described the 3rd coloured light luminescent layer is arranged in described the 3rd sub-pixel area, and in single described pixel region, the area of described the 3rd sub-pixel area is greater than the area of described second sub-pixel area.
CNB2007100920992A 2007-04-06 2007-04-06 Electroluminescent display device CN100448020C (en)

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KR101663564B1 (en) * 2010-03-26 2016-10-17 엘지디스플레이 주식회사 Organic electro-luminescence device and method of fabricating the same
JP2014154354A (en) * 2013-02-08 2014-08-25 Japan Display Inc Light-emitting element display device
CN103745684B (en) * 2013-11-13 2016-09-28 上海和辉光电有限公司 Pel array, present image method on display and display
KR20160076179A (en) * 2014-12-22 2016-06-30 삼성디스플레이 주식회사 Electroluminescent display device and method of driving the same
KR20170002837A (en) * 2015-06-30 2017-01-09 엘지디스플레이 주식회사 Display panel and display device having the same
CN107978617A (en) * 2016-10-21 2018-05-01 上海和辉光电有限公司 A kind of pel array

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US20030173564A1 (en) * 2002-03-13 2003-09-18 Lg.Philips Lcd Co., Ltd Organic electroluminescent display having power line parallel to gate line and fabricating method thereof
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US20030173564A1 (en) * 2002-03-13 2003-09-18 Lg.Philips Lcd Co., Ltd Organic electroluminescent display having power line parallel to gate line and fabricating method thereof
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US20050116615A1 (en) * 2003-09-30 2005-06-02 Shoichiro Matsumoto Light emissive display device

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