TWM289868U - Light-guide plate structure and backlight module thereof - Google Patents

Light-guide plate structure and backlight module thereof Download PDF

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Publication number
TWM289868U
TWM289868U TW94214734U TW94214734U TWM289868U TW M289868 U TWM289868 U TW M289868U TW 94214734 U TW94214734 U TW 94214734U TW 94214734 U TW94214734 U TW 94214734U TW M289868 U TWM289868 U TW M289868U
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Taiwan
Prior art keywords
light
guide plate
backlight module
light guide
module comprises
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TW94214734U
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Chinese (zh)
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Ren-Nan Luo
Li-Ting Chiou
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Ren-Nan Luo
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Priority to TW94214734U priority Critical patent/TWM289868U/en
Publication of TWM289868U publication Critical patent/TWM289868U/en

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Description

M289868 八、新型說明: 【新型所屬之技術領域】 本創作乃係-種應用於顯雜之導光板 ί,主要係在導光板發*面積外圍區域炭人或貼:-t 或複數個反射物,献㈣反射光線使 絲組漏光,並提高背光模組整體ill 方法及結構,而此提供顯不功能的應用商品。 【先前技術】 液晶顯示面板本身不具發光特性,冑要前光模組或背 光模組提供其統,料歓或前絲纟钟之醜元件為 導光板,而導光板之舰即是將點光源(發光二極體led )或線光源(冷陰極管cm )轉成面光源,提供給液 晶顯示面板使用。 習知技術中,大多數背光模組為_導光板、塑框、光 源、電路減光學則峨。另—f知的背賴_把導光 板與塑框合而為-體,肋節省塑框成本。第—圖係習知背 光模組示意圖,該背光模組丨主要由塑框丨卜反射板12、 導光板13、擴散板14、稜鏡片15、稜鏡片16、遮光貼布17 、光源18及電路板19組成。其中導光板13功用在於引導光 線行進方向,進而使液晶顯示面板發光。 第二圖係習知的背光模組示意圖,該背光模組2主要 由導光板21、反射板22、擴散板24、遮光貼布21如、遮 M289868 光貼=214a、遮光貼布215a、光源沈及電路板27組成。 雖可即痛塑框材料成本,但其缺點因漏光區域叫及漏光 2或212漏光甚為嚴重^背光模組整體需求的輝度下 【新型内容】M289868 VIII. New Description: 【New Technology Fields】 This creation is a kind of light guide plate used in the display, which is mainly used in the outer area of the light guide plate* area or charcoal:-t or multiple reflections (4) Reflecting the light to cause the silk group to leak light, and improve the overall ill method and structure of the backlight module, and this provides an application product that is not functional. [Prior Art] The liquid crystal display panel itself has no illuminating characteristics, and the front light module or the backlight module is provided with the system, and the ugly component of the material 歓 or the front wire 为 clock is the light guide plate, and the ship of the light guide plate is the point light source. (Light-emitting diode led) or line light source (cold cathode tube cm) is converted into a surface light source and is provided for use in a liquid crystal display panel. In the prior art, most of the backlight modules are _ light guide plate, plastic frame, light source, and circuit subtraction. Another-f knows the reliance _ the light guide plate and the plastic frame are combined into a body, the rib saves the cost of the plastic frame. The first embodiment is a schematic diagram of a conventional backlight module. The backlight module is mainly composed of a plastic frame, a reflector 12, a light guide plate 13, a diffusion plate 14, a cymbal 15, a cymbal 16, a light-shielding patch 17, and a light source 18. The circuit board 19 is composed. The function of the light guide plate 13 is to guide the traveling direction of the light, thereby causing the liquid crystal display panel to emit light. The second figure is a schematic diagram of a conventional backlight module. The backlight module 2 is mainly composed of a light guide plate 21, a reflection plate 22, a diffusion plate 24, a light-shielding patch 21, a cover M289868 light paste = 214a, a light-shielding patch 215a, a light source. The sink and the circuit board 27 are composed. Although it can cost the material of the frame, but its shortcomings are caused by the light leakage area and the light leakage 2 or 212, the light leakage is very serious. ^The brightness of the overall demand of the backlight module [New content]

本創叙目的狀善背繊竭光錢高背光模組整體 輝度之方法及結構。 本創作另-目的為提供背賴組組裝時光學膜片放置的 定位方法及結構。 n乃係-種應··把導紐結構及其背光模 、赤、二要係在導输發光面積外圍區域崁入或貼附單一個 t數個反祕,歧騎反縣線使練彳f娜線_ 二’ X改善3光模組漏光,並提高背光模組整體輝度之 方法及結構,而能提供顯示功能的應用商品。 前背光模組技術,本創作有如下優點:因本 板發光外圍_設姐射物結構,具有不漏光的 月匕可藉由光行控範圍的縮小來提高光能利用帛而達 =高背光她整體輝度之方法及結構。另—優闕因於導 先板出光面設計—凹槽,於縣模組_時光學膜片可定 位並快速放置,以達節省組裝時間。 、 :實施方式】 、本創作之、、、σ構主要係在導光板發光面積外圍區域嵌 入或貼附單-個或複數個反射物,並於其出光面或網點面 設置凹槽處來放置光學則。減人實施方式為在導光板 M289868 發光區外圍區域,設置欲裝設反射物的崁合孔,搭配反射 物的外形尺寸,將反射物崁入崁合孔内。並將光學膜片放 置於出光面凹槽内,再將其它部品零件依序組合而成的背 光模組。其中導光板的嵌合孔及凹槽位置及尺寸可依設計 需求而設計。導光板的製作可於模具上加工,再經由射 出成型、或由移轉成型、或由壓縮成型。通常導光板採用 聚丙烯酸樹酯、或聚碳酸酯等透光材質製成。另貼附實施 方式為在塑框與導光板交接處,使用反射物貼附於塑框貼 • 附區使光線能反射,進而從發光區發光(請參閱第八圖) ,再依序組裝導光板、光源、光學膜片。 本創作實例之一(請參閱第六圖):擴散片64、菱 鏡片65及菱鏡片66放置於導光板61出光面之凹槽612内 ,再由遮光貼布67貼上。光源68光線由導光板入光面進入 ,經導光板網點區63之網點反射至反射板611,把光線反射 聚集至導光板網點區63内,再從出光面出光。 φ 本創作實例之二(請參閱第八圖)··反射板811a、反 射板813a及反射板814a各別貼附於塑框81之貼附區811、 貼附區813及貼附區814。光源88光線由導光板入光面進入 ,經導光板網點區83之網點反射至反射板813a、反射板 813a及反射板814a,把光線反射聚集至導光板網點區83内 ,再從出光面出光。 由實例一光學膜片可容易的定位並快速放置,且藉由 崁入反射物能把光線反射聚集至導光板發光區内。而實例 二則藉由反射物的反射,可輕易的把光線反射聚集至導光 M289868 紐光區内,增加背光模組的整體輝度。。 綜上所述,本創作破已符合新型專利之要件,菱依法 提出專利申請。惟,以上所述者僅為本創作之較佳實施例 ,本創作之制並从上财_為限,舉凡_本案技藝 ^人士援依本創作之精神所作之等效修飾或變化,皆應涵 蓋於以下申請專利範圍内。 【圖式簡單說明】 第-圖係f知技術背光模組之分解及剖面示意圖; 第二圖係又—f知技術背光模組之分解及剖面示意圖; 第二圖係賴作背賴組之分解及剖面示意圖; 細圖係本_導光板之反射板崁人放域及麻示意圖; 第五圖係本鑛實例—之背光模分解及剖面示意圖; 第六圖係本創作實例二之f光模分解及剖面示意圖; 第七圖係本創作實例三之縣模分解及剖面示意圖; 第八圖係本創作實例四之f光模分解及剖面示意圖; 【主要元件符號說明】 12反射板 131網點區 15稜鏡片 17遮光板 19電路板 133網點面 22反射板 1背光模組11塑框 13導光板 14擴散板 16稜鏡片 18光源 132出光面 2背光模組21導光板 M289868 23網點區 212漏光區 214漏光區 213a遮光貼布 215a遮光貼布 25光源 3背光模組31導光板 33網點區 _ 312漏光區 314漏光區 313a遮光貼布 35遮光雙面貼布 37電路板 38出光面 4導光板 41導光板 43網點區 p 5背光模組51導光板 53網點區 512凹槽結構 54擴散板 56光源 58出光面 6背光模組61導光板 63網點區 612凹槽結構 65棱鏡片 211漏光區 213漏光區 215漏光區 214a遮光貼布 24擴散板 26電路板 32反射板 311漏光區 313漏光區 315漏光區 34擴散板 36光源 316凹槽結構 39網點面 42反射板崁入放置區 416凹槽結構 52反射板 511反射物 513光源入光處 55遮光雙面貼布 57電路板 59網點面 62反射板 611反射物 64擴散板 66棱鏡片 M289868 67遮光雙面貼布 69電路板 68光源 背光模組 71導光板 73網點區 711反射物 712凹槽結構 74具反射及透射膜片 75棱鏡片 76稜鏡片 77遮光雙面貼布 78光源 79電路板 背光模組 81塑框 82反射板 83導光板 831網點區 84擴散板 85稜鏡片 86稜鏡片 87遮光板 88發光二極體 89電路板 811貼反射板區 812貼反射板區 813貼反射板區 814貼反射板區 811a反射板 814a反射板 813a反射板This is a method and structure for the overall brightness of the backlight module. This creation is also intended to provide a positioning method and structure for optical film placement in the assembled assembly. n is a system-type should ·························································································· F Na Line _ 2 'X improves the light leakage of the 3 light module and improves the overall brightness of the backlight module, and can provide application products for display functions. Front backlight module technology, this creation has the following advantages: due to the light-emitting periphery of the board _ set sister structure, the moon can be light-free, the light control range can be reduced to improve the light energy utilization = high backlight Her overall method and structure of brightness. In addition, because of the design of the light-emitting surface of the guide plate—the groove, the optical film can be positioned and placed quickly in the county module to save assembly time. , : The implementation method, the creation, the σ structure mainly embeds or attaches a single-or multiple reflections in the peripheral area of the light-emitting area of the light guide plate, and places the groove on the light-emitting surface or the mesh surface. Optical is also. The subtractive implementation method is to set a split hole to be provided with a reflector in the peripheral area of the light-emitting area of the light guide plate M289868, and to match the outer shape of the reflector, the reflector is poured into the split hole. The optical film is placed in the groove of the light-emitting surface, and the other parts are sequentially combined to form a backlight module. The position and size of the fitting hole and the groove of the light guide plate can be designed according to the design requirements. The light guide plate can be fabricated on a mold and then formed by injection molding, or by transfer molding, or by compression molding. Usually, the light guide plate is made of a light-transmitting material such as polyacrylic acid resin or polycarbonate. The attached embodiment is to attach the reflector to the plastic frame at the intersection of the plastic frame and the light guide plate. The attached area allows the light to reflect, and then emits light from the light-emitting area (see the eighth figure), and then sequentially assembles the guide. Light board, light source, optical film. One of the examples of the creation (see the sixth drawing): the diffusion sheet 64, the diamond lens 65 and the diamond lens 66 are placed in the groove 612 of the light-emitting surface of the light guide plate 61, and then attached by the light-shielding patch 67. The light source 68 enters the light incident surface of the light guide plate, is reflected by the mesh point of the light guide plate dot area 63 to the reflection plate 611, and reflects the light to the light guide plate dot area 63, and then emits light from the light exit surface. φ In the second example of the creation (see the eighth figure), the reflection plate 811a, the reflection plate 813a, and the reflection plate 814a are attached to the attachment area 811 of the plastic frame 81, the attachment area 813, and the attachment area 814, respectively. The light source 88 enters the light incident surface of the light guide plate, and is reflected by the mesh point of the light guide plate dot area 83 to the reflection plate 813a, the reflection plate 813a and the reflection plate 814a, and reflects the light to the light guide plate dot area 83, and then emits light from the light exit surface. . The optical film of Example 1 can be easily positioned and placed quickly, and the light reflection can be concentrated and concentrated into the light-emitting area of the light guide plate by injecting the reflector. In the second example, the reflection of the reflector can easily reflect the light to the light guide M289868, and increase the overall brightness of the backlight module. . In summary, this creation has already met the requirements of the new patent, and Ling filed a patent application according to law. However, the above-mentioned ones are only the preferred embodiments of the present creation, and the system of the creation is limited to the equivalent of the singularity of the creation. It is covered by the following patent application. [Simplified illustration of the diagram] The first diagram is a decomposition and cross-sectional view of the backlight module; the second diagram is a decomposition and cross-sectional view of the backlight module; the second diagram is based on the group Decomposition and cross-section diagram; The fine-grained diagram is the reflection plate of the light guide plate and the schematic diagram of the hemp; the fifth picture is the example of the mine--the backlight mode decomposition and cross-section schematic; the sixth picture is the example of the creation of the second light The model decomposition and cross-sectional schematic diagram; The seventh diagram is the decomposition of the county model and the schematic diagram of the section; The eighth diagram is the optical model decomposition and cross-sectional diagram of the fourth example of the creation; [Main component symbol description] 12 reflector 131 outlet Area 15 17 17 17 visor 19 circuit board 133 dot surface 22 reflector 1 backlight module 11 plastic frame 13 light guide 14 diffusion plate 16 18 18 light source 132 light surface 2 backlight module 21 light guide plate M289868 23 dot area 212 light leakage Area 214 light leakage area 213a light shielding patch 215a light shielding patch 25 light source 3 backlight module 31 light guide plate 33 dot area _ 312 light leakage area 314 light leakage area 313a light shielding cloth 35 light double sided patch 37 circuit board 38 light surface 4 light guide plate 4 1 light guide plate 43 dot area p 5 backlight module 51 light guide plate 53 dot area 512 groove structure 54 diffuser 56 light source 58 light emitting surface 6 backlight module 61 light guide plate 63 dot area 612 groove structure 65 prism sheet 211 light leakage area 213 Light leakage area 215 light leakage area 214a light-shielding patch 24 diffusion plate 26 circuit board 32 reflection plate 311 light leakage area 313 light leakage area 315 light leakage area 34 diffusion plate 36 light source 316 groove structure 39 mesh surface 42 reflection plate plunging placement area 416 groove structure 52 reflector 511 reflector 513 light source into the light 55 shaded double-sided patch 57 circuit board 59 dot surface 62 reflector 611 reflector 64 diffuser 66 prism sheet M289868 67 blackout double-sided patch 69 circuit board 68 light source backlight module 71 light guide plate 73 dot area 711 reflector 712 groove structure 74 with reflection and transmission diaphragm 75 prism sheet 76 sheet 77 light-shielding double-sided patch 78 light source 79 circuit board backlight module 81 plastic frame 82 reflector plate 83 light guide plate 831 Dot area 84 diffuser plate 85 稜鏡 piece 86 稜鏡 piece 87 visor 88 light emitting diode 89 circuit board 811 paste reflection plate area 812 paste reflection plate area 813 paste reflection plate area 814 paste reflection plate area 811a reflection plate 814 a reflector 813a reflector

Claims (1)

M289868 九、申請專利範圍: 1· 一種導光板,其包括: 光源入光面,係用以接收光; 出光面,係將光引出導光板; 網點面,係為反射光線或散射光線; 其中,導光板形體不拘,該導光板出光面或網點面設置 • 具深度凹槽,其凹槽形狀不拘,係為置放光學臈片用。 • 2.如申請專利範圍第1項所述之導光板,其中,該導光板 之材質可為聚丙烯酸樹酯或聚碳酸酯等透光材質製成。 3· —種背光模組,其包括: 一導光板,其中,導光板形體不拘; 該導光板包括光源入光面,係用以接收光; _ 該導光板包括出光面,係將光引出導光板出光面; ' 該導光板包括網點面,係為反射光線或散射光線; _ 該導光板出光面或網點面設置具深度凹槽,其凹槽形狀 不拘,係為置放光學膜片用。 4. 如申請專利範圍第3項所述之背光模組,其中,該背光 模組包括一光源,或複數個光源。 5. 如申請專利範圍第4項所述之背光模組,其中,該背光 模組包括一電路板。 6·如申請專利範圍第5項所述之背光模組,其中,該背光 模組包括一反射片。 M289868 7. 如申請專利範圍第6項所述之背光模組,其中,該背光 模組包括一擴散片或複數個擴散片。 8. 如申請專利範圍第7項所述之背光模組,其中,該背光 模組包括一遮光片。 9·如申請專利範圍第8項所述之背光模組,其中,該背光 模組包括一棱鏡片或複數個棱鏡片。 10· —種導光板,其包括: • 光源入光面,係用以接收光; 出光面,係將光引出導光板; 凹槽,具深度凹槽,其形狀不拘,係設置於該導光板出 光面或網點面,為置放光學膜片用; 網點面,係為反射光線或散射光線; 崁合孔,設置於導光板發光區外圍區域,崁合孔形狀大 小及设置位置不拘,係為褒入反射物質用;其中,該導光 B 板形體不拘。 11·如申清專利範圍第1〇項所述之導光板,其中該導光 板之材負可為聚丙烯酸樹酯或聚碳酸酯等透光材質製成。 12· —種背光模組,其包括: 一光板,其中,導光板形體不拘; 該導光板包括光源入光面,係用以接收光; 該導光板包括出光面,係將光引出導光板出光面; 該導光板包括網點面,係為反射光線或散射光線; 12 M289868 模組包括一電路板。 31.如申請專利範圍第30項所述之背光模組,其中,該背光 模組包括一反射片。 其中,該背光 其中,該背光 其中,該背光 其中,該背光 32. 如申請專利範圍第31項所述之背光模組, 模組包括一擴散片或複數個擴散片。 33. 如申請專利範圍第32項所述之背光模組, 模組包括一棱鏡片或複數個稜鏡片。M289868 IX. Patent application scope: 1. A light guide plate, comprising: a light source entering a light surface for receiving light; a light emitting surface for guiding light out of the light guide plate; and a dot surface for reflecting light or scattering light; The shape of the light guide plate is not limited, and the light-emitting surface or the dot surface of the light guide plate is provided with a deep groove, and the shape of the groove is not limited, and is used for placing the optical cymbal. 2. The light guide plate of claim 1, wherein the material of the light guide plate is made of a light transmissive material such as polyacrylic acid resin or polycarbonate. A backlight module includes: a light guide plate, wherein the light guide plate has no shape; the light guide plate includes a light source into the light surface for receiving light; _ the light guide plate includes a light emitting surface, and the light is led out The light guide plate includes a light-emitting surface; 'the light guide plate includes a dot surface, which is a reflected light or a scattered light; _ the light-emitting surface or the dot surface of the light guide plate is provided with a deep groove, and the shape of the groove is not limited, and is used for placing an optical film. 4. The backlight module of claim 3, wherein the backlight module comprises a light source or a plurality of light sources. 5. The backlight module of claim 4, wherein the backlight module comprises a circuit board. 6. The backlight module of claim 5, wherein the backlight module comprises a reflective sheet. The backlight module of claim 6, wherein the backlight module comprises a diffusion sheet or a plurality of diffusion sheets. 8. The backlight module of claim 7, wherein the backlight module comprises a light shielding film. 9. The backlight module of claim 8, wherein the backlight module comprises a prism sheet or a plurality of prism sheets. 10·— a light guide plate, comprising: • a light source entering a light surface for receiving light; a light emitting surface for guiding light out of the light guide plate; and a groove having a deep groove, the shape of which is not limited, being disposed on the light guide plate The light-emitting surface or the dot surface is used for placing the optical film; the dot surface is reflected light or scattered light; the split hole is disposed in the peripheral area of the light-emitting area of the light guide plate, and the shape and size of the matching hole are not limited. Incorporating a reflective material; wherein the light guiding B plate shape is not limited. 11. The light guide plate of claim 1, wherein the material of the light guide plate is made of a light transmissive material such as polyacrylic acid resin or polycarbonate. The backlight module includes: a light panel, wherein the light guide plate has no shape; the light guide plate includes a light incident surface for receiving light; the light guide plate includes a light emitting surface, and the light is led out of the light guide plate to emit light. The light guide plate includes a dot surface for reflecting light or scattering light; 12 M289868 The module includes a circuit board. The backlight module of claim 30, wherein the backlight module comprises a reflective sheet. The backlight, wherein the backlight, wherein the backlight is 32. The backlight module of claim 31, wherein the module comprises a diffusion sheet or a plurality of diffusion sheets. 33. The backlight module of claim 32, wherein the module comprises a prism sheet or a plurality of cymbals. 34. 如申請專利範圍第33項所述之背光模組, 模組包括一鐵框或铭框。 35. 如申請專利範圍第34項所述之背光模組, 模組包括一遮光片。34. The backlight module of claim 33, wherein the module comprises an iron frame or an inscription frame. 35. The backlight module of claim 34, wherein the module comprises a light shielding film. 1515
TW94214734U 2005-08-29 2005-08-29 Light-guide plate structure and backlight module thereof TWM289868U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI426326B (en) * 2010-04-29 2014-02-11 Au Optronics Corp Thin display

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI426326B (en) * 2010-04-29 2014-02-11 Au Optronics Corp Thin display

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