TWI237717B - LCD device - Google Patents

Abstract

The present invention relates to a LCD device, which includes a light source, a color filter and a light guide plate. The light source provides light required by the LCD device. The color filter is provided to filter the light passed therethrough, and use the red, green and blue filter units (sub-pixels) of the color filter to display colors via filtering. The light guide plate is disposed on the optical path between the light source and the color filter for uniformly guiding the light from light source to the color filter, wherein a light output surface of the light guide plate has a plurality of hemispherical or semi-cylindrical light-condensing protrusions for concentrating the light guided from the light source and passed through the light guide plate onto the red, green and blue sub-pixels of the color filter, so that the light from the light source can be more effectively utilized in the red, green and blue sub-pixels of the color filter. Therefore, the whole LCD device has a better image display quality or saves the energy consumed by the light source.

Description

1237717 V. Description of the Invention (1) Field of the Invention The present invention relates to a liquid crystal display device, which is a structural improvement for effectively utilizing light required for development, especially in a liquid crystal display device, a light-condensing protrusion is provided on a light guide plate. Concentrate light and make light use for structural improvement. BACKGROUND OF THE INVENTION However, in the liquid crystal display and portable product display industry, however, the structure layer, such as a color filter, the structure layer or the element liquid crystal display is not a color filter. People have proposed a new method to adjust the polarizer green with a backlight module. The choice of blue and blue color materials should be installed in mainstream LCD light sheet electrode parts, and the film shadow method is used, which means that it has light, thin, short, and small advantages. It will gradually become a display, a bit, and a device that will output a loud sound to improve and improve the phase contrast element. Each device has a complicated structure and has many non-differential films, substrates, diffusion layers, reflective films, liquid crystals, and so on. Each more increase the probability of light being absorbed, because the brightness or contrast of the light is reduced, and the brightness and contrast of the light are the worst. Therefore, the image quality is good. Contrast and brightness methods, there are panel. In the liquid crystal display device, the angle of the panel is changed, the thickness in the color filter is reduced, and the diffusion layer is increased or improved. The items are all for the liquid crystal display device, except for the same junction layer and color. As a result, especially the continuous improvement or inclusion of red and reflective layers

Great influence. In addition, in order to increase the brightness,

1237717 V. Description of the invention (2) In addition to the original panel in the (semi-reflective) liquid crystal display device, a backlight module is often added to change the intensity of the light source. Methods for improving the brightness in the backlight module include increasing the number of light sources, and Brightening film (BEF) enhances brightness, etc. However, adding new light sources directly increases energy consumption (such as power consumption). Especially for handheld or portable products, power consumption is a major obstacle to product functionality. The brightness enhancement film is expensive, and adding a brightness enhancement film directly increases the cost. Therefore, the main purpose of the present invention is to improve the effect of light utilization by improving the structure of the light guide plate to solve the above problems.

Summary of invention

The present invention relates to a liquid crystal display device including a light source, a color filter, and a backlight. The light source is used to provide the light required by the liquid crystal display device. The color filter is used to filter the light that passes through it. The red, green, and blue colors of the color filter are used to filter the light and display the color. The black matrix on the color filter is used to display the color. To prevent light leakage between subdivisions and increase the contrast of colors. The light guide plate is arranged on the light path of the light source and the color filter, and can evenly guide the light from the light source onto the color filter. Among them, the light-conducting surface of the light guide plate includes a plurality of hemispherical or semi-cylindrical light-condensing protrusions, and its distribution is matched with the design of the arrangement of the red, green, and blue three-day subdivision elements on the color filter. The light from the light source and transmitted through the light guide plate is collected into the red, green and blue sub-pixels on the color filter. Generally speaking, color filters are one of the factors that affect the brightness and contrast of light transmission.

Page 5 1237717 V. Description of the invention (3) Important factors. Therefore, the purpose of the present invention is to make the light from the light source more effectively use the red, green and blue sub-pixels on the color filter, and reduce The light is wasted on the black matrix or the gap between the sub-pixels, so that the entire liquid crystal display device exhibits better brightness and improved contrast to display better image quality. Or under the same brightness and contrast requirements, it can further save the energy consumed by the light source, for example, to achieve the function of saving power consumption for handheld products such as mobile phones. The advantages and spirit of the present invention can be further understood through the following detailed description of the invention and the accompanying drawings.

For a detailed description of the invention, please refer to FIG. 1. FIG. 1 is a schematic structural diagram of a first embodiment of the present invention. The present invention relates to a transmissive or transflective (semi-reflective) liquid crystal display device 1 1 0 It includes a light source 120, a color filter 130, and a light guide plate 150. The light source 120 is used to provide light required by the liquid crystal display device 110. The color filter 130 is used to filter the light passing through, and the red subpixel (filter unit) 1 40 and the green subpixel (filter unit) on the color filter 130 are used. ) 1 4 1 and blue subdivisional element (filter unit) 1 4 2 through the filtered light to display color, and the black matrix 1 4 5 on the color filter 1 3 0 to prevent subdivisional element 1 4 Light leakage between 0, 1 4 1 and 1 4 2 and increase the contrast of colors. The light guide plate 1 50 is arranged on the light path of the light source 1 2 0 and the color filter 1 3 0, and the light originally from the light source 1 2 0 can be evenly guided to the color filter 1 3 through the light guide plate 1 5 0 0 on. The light exit surface of the light guide plate 150 includes a plurality of hemispherical or semi-cylindrical light-condensing protrusions.

Page 6 1237717 V. Description of the invention (4). 160, its distribution is matched with the arrangement of the red subdivision element 140 on the color filter 13o, the green subdivision element 141, and the blue subdivision element 142. In general, the subdiurnal arrangement may be mosaic, triangle, stripe, or four-pixel configuration. The light-condensing protrusion i 6 〇 can collect the light from the light source i 2 〇 and · pass through the light guide plate 1 50 to a plurality of sub-pixels 1 4 0, 1 4 1 on the color filter i 3 〇 , 1 4 2 in. In this way, most of the light from the light source 120 and passing through the light guide plate 150 can be guided to the red, green, and blue on the color filter 130 by the collection of the light-condensing protrusions i 6. Sub-day pixels 1 4 〇, _ 14 14 1 2 2 'and subsequent output to the liquid crystal display device n 0 outside imaging, so the light is irradiated to the red, green and blue sub-pixels i 4 〇, 1 4 1, 1 The gap between 4 2 or the black matrix 1 4 5 is minimized to improve the effective utilization of light. The material of the light guide plate 150 of the liquid crystal display device 110 of the present invention may be polymethyl methacrylate (PMMA), polycarbonate (pc), or cyclic olefin copolymer (mCOC). The material for the light-condensing protrusion 1 60 can be the same material as the light guide plate 丨 5〇; and the same material as the light guide plate 1 50 at the time of production, or can be different. The material of the light guide plate 1 50 is different from the light guide plate 1 After the completion of 50 °, the surface of the installation guide> light guide plate 150 is formed separately. The method of making the light-condensing protrusions 160 includes manufacturing with a mold or molding with a photoresist method. The photoresist method includes a coating photoresistor procedure, a first exposure procedure, and a development procedure. The condition of one exposure procedure is to project an energy of 20 mJ to -200 mJ per square centimeter on the coated photoresist surface. Then, develop in an alkaline aqueous solution or develop in an organic solvent. If developed in an alkaline aqueous solution, the concentration of potassium hydroxide is from 0.1% to 5%.

Page 7 1237717 V. Description of the invention (5) The potassium hydroxide photoresist developer is immersed for 30 seconds to 300 seconds. If developed in an organic solvent, the organic solvent may be Tetra Methyl Ammonium Hydroxide (TMAH), the concentration range is from 0.01% to 5%, and the soaking time is from 30 seconds to 300 seconds. If the gap between the sub-pixels 140, 141, and 142 does not use the black matrix 145 to prevent light leakage between the sub-pixels 1 40, 1 41, and 1 2 and increase the contrast of colors, the present invention can also use a blank gap to Instead of black matrix 1 4 5.

In addition, the liquid crystal display device Π 〇 in the present invention may be a twisted nematic liquid crystal display (TN LCD), a super twisted nematic liquid crystal display (STN LCD), a thin film transistor liquid crystal display (TFT LCD), or a cholesteric liquid crystal. Display (FM LCD), polymer dispersed liquid crystal display (PDLC), semi-stable liquid crystal display (BTN) or host-guest liquid crystal display (η LCD). Generally, in the liquid crystal display device 110, the color filter 130 affects the brightness and contrast of light transmission the most. Therefore, the purpose of the present invention is to make the light from the light source 120 more effectively used for color. Filter] 3 subpixels of red 140, green subpixels 141, and blue subpixels 142 to reduce the waste of light onto the black matrix 145 or subpixels 14, 14, and 1 The gap of 4 2 'so that the entire liquid crystal display device 1 1 0 presents a better brightness f and a contrast ratio' to show a better image quality. Or in the same

Redundancy and comparison requirements can further save the energy consumed by the light source 120, for example, to achieve the function of saving power consumption for handheld products such as mobile phones. % Refer to FIG. 1 ′ FIG. 2 is a structure diagram of a second specific embodiment of the present invention. The present invention relates to a transmissive or semi-transmissive (semi-reflective)

1237717 V. Description of Invention (6)

The liquid crystal display device 210 includes a light source 120, a color filter 130, a light guide plate 150, and a light collecting layer 280. The light source 120 is used to provide light required by the liquid crystal display device 210. The color filter 130 is used to filter the light passing through. The color filter 130 is red sub pixels 1 4 0, green sub pixels 1 41, and blue sub-days. The element 1 4 2 transmits the filtered light to display color, and the black matrix 1 4 5 on the color filter 1 3 0 is used to prevent light leakage between the sub pixels 1 4 0, 1 4 1, 1 4 2 and increase Contrast of colors. The light guide plate 150 is disposed on the light path of the light source 120 and the color filter 130, and can uniformly guide the light from the light source 120 to the color filter 130. Among them, the light guide plate A plurality of grooves (v-cut) 27 ° are distributed on the light exit surface of 150 to form an uneven surface, so that the light from the light source 120 can be evenly dispersed in the light guide plate 150. The light-condensing layer 280 is disposed on the uneven surface of the light guide plate 150, and one of the functions is to fill a plurality of grooves 270 on the uneven surface. The surface of the light-condensing layer 28 0 further includes a plurality of hemispherical or semi-cylindrical light-condensing protrusions 160. The distribution is matched with the red sub-pixels 1 40 and green on the color filter 130. The arrangement of the subdiurnal elements 1 4 1 and blue subdiurnal elements 1 4 2 may be mosaic, triangular, striped, or four-pixel arrangement. The light-condensing protrusion 160 can gather the light derived from the light source 120 through the light guide plate 150 and the light-condensing layer 280 to a plurality of sub-days 140 on the color filter i 3 0. , 141, 142. This is another function of the light-condensing layer 28 0, that is, the light from the light source 12 0 and the light guide plate 150 is collected through the light-condensing protrusions 16 0 to guide most of the light to the color filter 1 3 Red, green, and blue sub-pixels on 0 1 4 0, 1 4 1, 1 4 2 and subsequent output to the liquid crystal display device 11 〇

Page 9 1237717 V. Description of the invention (7) Imaging, so the probability of irradiating light to the gaps between the red, green, and blue sub-pixels i 4 0, i 4, 142 or the black matrix 145 is minimized. To improve the effective utilization of light. The material of the light guide plate i 50 in the liquid crystal display device 210 of the present invention may be polymethyl methacrylate (PMMA), polycarbonate (pc), or cyclic dilute hydrocarbon copolymer (mCOC). The material applicable to the light-concentrating layer 280 and the light-condensing protrusion ι60 may be the same material as the light-guide plate 150, or may be different from the material of the light-guide plate 150. On the surface of the light guide plate 150.

The method for manufacturing the light-concentrating layer 2 8 0 and the light-condensing protrusions 160 on the surface includes manufacturing by a mold, or molding by a photoresist method. The photoresist method includes coating a photoresist process. The sub-exposure program and the development program 'wherein the conditions of the first exposure program are to project an energy of 20 mJ to 200 mJ per square centimeter on the coated photoresist surface. Then, it is developed in an alkaline aqueous solution or in an organic solvent. If it is developed in an aqueous test solution, it is immersed in a potassium hydroxide photoresist developing solution at a concentration of 0.1% to 5% for 30 seconds to 300 seconds. If it is developed in an organic solvent, the organic solvent may be Tetra Methyl Ammonium Hydroxide (TMAH), the concentration range is from 0.1% to 5%, and the immersion time is from 30 seconds to 300 seconds. The right subdivision 1 4 0, 1 4 1, 1 4 2 does not use the black matrix 1 4 5 to prevent light leakage between the sub pixels 1 4 0, 1 4 1, 1 4 2 and increase the contrast of colors. The invention may also use a blank gap instead of the black matrix 1 4 5.

In addition, the liquid crystal display device 2 10 according to the present invention may be a twisted nematic liquid crystal display (TN LCD) or a super twisted nematic liquid crystal display (STN).

Page 10 1237717 V. Description of the invention (8) LCD), thin film transistor liquid crystal display (TFT LCD), cholesterol liquid crystal display (FM LCD), polymer dispersed liquid crystal display (PDLC), semi-stable liquid crystal display (BTN) or Host-guest LCD (GHLCD).

Generally speaking, in the liquid crystal display device 2 10, the color phosphor sheet 1 3 0 most affects the brightness and contrast of light transmission, so the purpose of the present invention is to make the light from the light source 1 2 0 more effective for color The red subpixel 140, the green subpixel 141, and the blue subpixel 142 on the filter 130, reduce the waste of light to the black matrix 1 45 or the subpixel 1 4 0, 1 The gaps 41, 1 and 4 2 therefore make the entire liquid crystal display device 2 present better brightness and improve contrast to show better image quality. Or under the same brightness and contrast requirements, it can further save the energy consumed by the light source 120, for example, to achieve the function of saving power consumption for handheld products such as mobile phones. Please refer to FIG. 3 'FIG. 3 is a structural diagram of a first embodiment of the present invention' The present invention relates to a transmissive or semi-transmissive (semi-reflective) liquid crystal display device 3 1 〇 It includes a light source 1 2 0, a color filter 1 3 0, and a light guide plate 150. light source! 20 is used to provide the light required for the liquid crystal display device 3 丨 〇. The color filter i 3 〇 is used to filter the light that passes through it. The color sub-pixel 1 3 〇 is red, the sub-pixel 1 4 1 is green, and the sub-day is blue. The pixel i 4 2 transmits the filtered light to display the color, and the black matrix 1 4 5 on the color filter 1 3 0 is used to prevent light leakage between the sub pixels 1 4 0, 1 4 1, 1 4 2 'and increase Contrast of colors. The light guide plate 150 is set on the light path of the light source 120 and the color filter i 3 〇, and the light from the light source} 2 〇 can be evenly guided to the color filter 1 3 〇, where the light guide plate On the opposite side of the light exit surface, a plurality of grooves (v_cut) 27 are distributed so that

Page 11 1237717 V. Description of the invention (9) The light from the light source 120 can be evenly distributed in the light guide plate 150. The light exit surface of the light guide plate 150 includes a plurality of hemispherical or semi-cylindrical light-condensing protrusions. Object 160, whose distribution is matched with the arrangement of red sub-pixel 140, green sub-pixel 141, and blue sub-pixel 142 on the color filter 130. In general, The pixel arrangement may be mosaic, triangle, stripe, or four-pixel configuration. The light-condensing protrusion 160 can gather the light derived from the light source 120 through the light guide plate 150 into a plurality of sub-pixels 140, 141, and 142 on the color filter 130.

The material of the light guide plate 150 in the liquid crystal display device 310 of the present invention may be poly'fluorenyl acrylate (PMMA), polycarbonate (pc), or cyclic olefin copolymer (mCOC). The material suitable for the light-condensing protrusion 160 can be the same material as the light guide plate 150, and can be molded at the same time as the light guide plate 150. It may also be different from the material of the light guide plate 150. After the light guide plate 150 is completed, a surface provided on the light guide plate 150 is additionally formed.

The method of making the light-condensing protrusions 160 includes manufacturing with a mold or molding with a photoresist method. The photoresist method includes a photoresist coating process, a first exposure process, and a development process. The condition of the exposure procedure is to project an energy of 20 mj to 200 mJ per square centimeter on the coated photoresist surface. Then, it is developed in an alkaline aqueous solution or developed in an organic solvent. If it is developed in an alkaline aqueous solution, it is immersed in a mouse potassium oxide photoresist with a potassium hydroxide concentration of 0.1% to 5% for 30 seconds to 300 seconds. If developed in an organic solvent, the organic solvent may be tetramethylammonium hydroxide (Tetra

Methyl Ammonium Hydroxide; TMAH), concentration range is 〇 〇1% to 5%, soaking time is 30 seconds to 300 seconds.

Page 12 1237717 V. Description of the invention (ίο) If the gap between the sub-pixels 140, 141, and 142 is not a black matrix i45, the light leakage between the sub-pixels 1 4 0, 1 4 1, 1 4 2 and the increase of color contrast are prevented. In the present invention, a blank gap may be used instead of the black matrix 145. In addition, the liquid crystal display device 3 10 according to the present invention may be a twisted nematic liquid crystal display (TNLCD), a super twisted nematic liquid crystal display (STN LCD), a thin film transistor liquid crystal display (TFT [CD], cholesterol) Liquid crystal display (FM LCD), polymer dispersed liquid crystal display (pDLC), semi-stable liquid crystal display (BTN) or host-guest liquid crystal display (G η L cj)). Generally, because in the liquid crystal display device 3, the color filter

1 3 0 affects the brightness and contrast of the light transmission most, so the purpose of the present invention is to make the light from the light source 1 2 0 be more effectively used for the red sub-pixel 140 and the green sub-picture on the color filter i 3 〇 Prime 141 and blue times reduce the waste of light to the color moments Chan! 4 (θ A + main, 'not 1 to print the door gap t, f: on the matrix 145 or the sub-pixel U0, 141, 142 = better than the crystal display device 3 1 ° showing better brightness and ask Contrast to show better imaging quality. Under the requirements of contrast and contrast requirements, the ring α, # 止 ^, & 疋 under the same shell ruler can further save the light source 120 source, = such as For the handheld products such as mobile phones to achieve power saving / and / power consumption, the detailed description of the above preferred embodiments is the function of the hope =. Describe the characteristics and spirit of the invention, but not the above: The examples are implemented to limit the scope of the present invention. The best of the roads is to cover various changes and equal arrangements in this book, and its purpose is within the scope of the patent scope.

1237717

The drawings are briefly explained. Figure 1 is a schematic diagram of the structure of the first specific embodiment of the present invention. Figure 2 is a schematic diagram of the structure of the second specific embodiment of the present invention. Figure 2 is a schematic diagram of the structure of the third specific embodiment of the present invention. 0 Symbols of the drawings 110, 210 > 310 Liquid crystal display device 120 Light source 140, 141 ^ 142 sub-pixels (filter unit) 130 Color dome sheet 150 Light guide plate 160 Condensing protrusion 270 groove (V-cut ) 280 Concentrating layer 145 Black matrix 第 14 页

Claims (1)

1237717 VI. Scope of patent application 1. A liquid crystal display device includes: a light source for providing light required by the liquid crystal display device; a filter including a plurality of filter units for performing light passing therethrough Light filtering; and a light guide plate disposed on the light path of the light source and the filter to guide light from the light source to the filter, and the light exiting surface of the light guide plate includes a plurality of condensing lights The protrusion collects the light from the light source into a plurality of filter units on the filter. 2. The liquid crystal display device according to item 1 of the scope of the patent application, wherein the filter is a color filter, and the plurality of filter units include red, green, and blue tri-color subdivisions. 3. The liquid crystal display device as described in item 2 of the scope of the patent application, wherein the red, green and blue sub-pixels are arranged on the color filter alternately. 4. According to the liquid crystal display device described in item 2 of the scope of the patent application, the red, green, and blue three-color subdivision arrangement mode is mosaic, triangle, stripe, or four-division configuration. 5. According to the liquid crystal display device described in item 1 of the scope of patent application, the light-condensing protrusion is hemispherical. Page 15 1237717 6. Scope of patent application 6. For the liquid crystal display device described in item 1 of the scope of patent application, the light-condensing protrusion is semi-cylindrical. 7. According to the liquid crystal display device described in item 1 of the scope of patent application, the material of the light guide plate is polymethyl methacrylate (PM M A), polycarbonate (PC) or cyclic olefin copolymer (mCOC) . 8. The liquid crystal display device described in item 1 of the scope of patent application, the liquid crystal display device is a transmissive display or a semi-transmissive display. 9. The liquid crystal display device described in item 1 of the scope of patent application, the liquid crystal display device is a twisted nematic liquid crystal display (TN LCD), a super twisted nematic liquid crystal display (STN LCD), and a thin film transistor liquid crystal Display (TFT LCD), cholesterol liquid crystal display (FM LCD), polymer dispersed liquid crystal display (PDLC), semi-stable liquid crystal display (BTN) or host-guest liquid crystal display (GHLCD). 10. The liquid crystal display device described in item 1 of the scope of the patent application, the process of concentrating the protrusions includes a coating photoresist process, an exposure process, and a development process, wherein the conditions of the exposure process are The coated photoresist surface projects an energy of 20 mJ to 200 mJ per square centimeter. After the exposure process is completed, the conditions for continuing the development process are at a potassium hydroxide concentration of 0.1% to 5% of hydroxide. 30 seconds to 300 seconds in potassium photoresist developer. Page 16 1237717 6. Scope of patent application 1 1. The liquid crystal display device described in item 1 of the scope of patent application, the process of concentrating protrusions includes a coating photoresist procedure, an exposure procedure and a developing procedure Among them, the condition of the exposure procedure is to project an energy of 20mJ to 200 mJ per square centimeter on the coated photoresist surface. After the exposure procedure is completed, the condition of continuing the development procedure is in a concentration range of 0. From 0.01% to 5% of tetramethylammonium hydroxide in 30 seconds to 300 seconds. 12. A liquid-light source and a filter for filtering; a light-guiding light source, the light distributed from the source on the surface can fill several to the one focusing and the uneven condensing light filter crystal display device, including There are:, for providing the light required by the liquid crystal display device; the sheet includes a plurality of filter units, and the light and the plate passing through are arranged on the light path of the light source and the filter, and the light is guided in the future To the filter, the light from the light guide plate leads out a plurality of grooves to form an uneven surface, so that the light from the light is evenly distributed in the light guide plate; a layer is laid on the uneven surface of the light guide plate, A plurality of grooves are formed on the entire surface of the light-concentrating layer, and a surface is formed on the surface of the light-concentrating layer to collect uniformly scattered light from the uneven surface into a plurality of filter units. 13. The liquid crystal display device as described in item 12 of the scope of the patent application, wherein the filter is a color filter, and the plurality of filter units include red, green, and blue tri-color subdivisions. Page 17 1237717 VI. Patent application scope 1 4. The liquid crystal display device as described in item 13 of the patent application scope, wherein the k, green and blue sub-pixels are alternately arranged on the color filter. On the light sheet. 15. The liquid crystal display device according to item 13 of the scope of patent application, wherein the red, green, and blue three-color subdivision arrangement mode is a mosaic shape, a triangle, a stripe shape, or a tetrad configuration. 16. The liquid crystal display device according to item 12 of the scope of the patent application, wherein the light-condensing protrusions are hemispherical. 17. The liquid crystal display device according to item 12 of the scope of patent application, wherein the light-condensing protrusion is semi-cylindrical. 18. According to the liquid crystal display device described in Item 12 of the scope of patent application, the material of the light guide plate may be polymethyl methacrylate (PMMA), polycarbonate (PC), or cyclic olefin copolymer (mCOC). ). 19. The liquid crystal display device according to item 12 of the scope of patent application, wherein the liquid crystal display device is a transmissive display or a semi-transmissive display. 20. The liquid crystal display device as described in item 12 of the scope of patent application, the liquid crystal display device may be a twisted nematic liquid crystal display (TN LCD), a super twisted nematic liquid crystal display (STN LCD), or a thin film transistor Liquid crystal display (TFT Page 18 1237717 VI. Patent application scope LCD), cholesterol liquid crystal display (fM LCD), polymer dispersed liquid crystal display (PDLC), semi-stable cancer liquid crystal display (βΤΝ) or host-guest liquid crystal display 5 | (GHLCD). Every day. " 2 1. The process for mounting the poly-protrusion on a liquid crystal display as described in item 12 of the scope of the patent application includes a coating photoresist procedure, and the procedure = a developing procedure, wherein the conditions of the exposure procedure are for the coated The photoresist surface projects an energy of 20 "to 200mJ per square centimeter. After the exposure process is completed, the conditions for continuing the development process are potassium hydroxide photoresist development at a potassium hydroxide concentration of 0.1% to 5%. 30 seconds to 3 seconds in the liquid. As described in the patent application No. 12, the liquid crystal is exposed to a coating photoresist program, the exposure program is a display sequence, wherein the conditions of the exposure program are to the coated On the photoresist surface, the mother square centimeter projects an energy of 20 mm to 200 mJ. After the exposure is completed, the condition for continuing the development process is 5% tetramethylammonium nitrogen oxide. " The degree range is from °. ° 1% to 2 3. A liquid crystal display device includes: the required light; 70 'to the light passing through A light source for providing the liquid crystal display with a filter, including a plurality of filter sheets for filtering; and a light guide plate disposed on the light source and the filter to guide the light from the light source to the filter , I = only the light from the next eight T 4 light guides Page 19 1237717 VI. A plurality of grooves are formed on the opposite side surface of the patent application scope derivation surface to form an uneven surface, and the plurality of grooves are used to evenly distribute light from the light source in the light guide plate. The light guide surface of the light guide plate includes a plurality of light-condensing protrusions, and the light from the light source can be collected into a plurality of filter units on the filter. 24. The liquid crystal display device according to item 23 of the scope of patent application, wherein the filter is a color filter, and the plurality of filter units include red, green, and blue sub-pixels. 25. The liquid crystal display device according to item 24 of the scope of patent application, wherein the red, green, and blue sub-pixels are alternately disposed on the color filter. 26. The liquid crystal display device according to item 24 of the scope of the patent application, wherein the red, green, and blue three-color sub-pixels are arranged in a mosaic, triangular, striped, or four-pixel configuration. 27. The liquid crystal display device according to item 23 of the scope of patent application, wherein the light-condensing protrusions are hemispherical. 28. The liquid crystal display device according to item 23 of the scope of patent application, wherein the light-condensing protrusion is semi-cylindrical. Page 20 1237717 VI. Application for patent scope 2 9. For the liquid crystal display device described in item 23 of the patent application scope, the material of the light guide plate may be polymethyl methacrylate (PMMA), polycarbonate (pc ) sorrow-like thin smoke copolymer (mCOC). 30. The liquid crystal display device described in item 23 of the scope of patent application, the liquid crystal display device is a transmissive display or a semi-transmissive display. 3 1 'As the liquid crystal display device described in item 23 of the scope of patent application, the liquid crystal display device may be a twisted nematic liquid crystal display (TN LCD), a super twisted nematic liquid crystal display (STN LCD), or a thin film transistor. Liquid crystal display (TFT LCD), cholesterol liquid crystal display (FM LCD), polymer dispersed liquid crystal display (PDLC), semi-stable liquid crystal display (BTN) or host-guest liquid crystal display (GHLCD). " 32. According to the liquid crystal display device described in item 23 of the scope of patent application, the process of the protrusion includes a coating photoresistance process, an exposure process, and a developing process, wherein Condition A of the exposure program; -τ ^ VV on on Horse projected energy from 20mJ to 200mJ on the coated photoresist surface, > After the completion, I continued the development process under the conditions of the most domestic animal, the exposure process to the 5% potassium hydroxide photoresist developer solution in 30 seconds to remove the concentration of 0.1% 3 3, such as the patent application of protrusions The manufacturing process includes a development program, which includes the liquid crystal described in item 23 and a coating photoresist program. The conditions of this exposure program are the display device, the condensing process, an exposure program, and the coated photoresist. table $ 21 1237717 Page 22