M279872 四、創作說明（1) .【新型所屬之技術領域】 本創作係涉及背光模組之調光結構，特別是一種應於 •於側光式背光模組之調光結構。 【先前技術】 按，一般應用在資訊裝置的液晶顧示器，係可以依•照 實際設計之需求，而選擇利用直下式或者是側光式的背光 模組架構；如第一圖所示，即為一側光式背光模組架構之 基本結構示意圖，其主要係在一燈罩1 〇中設置光源2 0 ，並且將一導光板3 0之板端套設在燈罩1 0之開口處， φ而導光板3 0上方則依序設有數牧光學膜片5 0及顯示面 板6 0 ，以讓光源2 0之光線自板端射入導光板3 0並且 朝向導光”板3 0預期之板面射出，以達到光源顯示之效果 〇 當光源2 0朝向光源射出面方向投射之光線射入導光 板3 0時，而將造成導光板3 0靠近光源2 0處光線集中 照射之現象，在該光線集中之區域產生亮紋區帶，進而影 響液晶顯不為'晝面品質。 【新型内容】 有鑑於此，本創作「側光式背光模組之調光結構」， _即在解決前述側光式背光模組易於光源處產生亮紋區帶， 進而影響液晶顯示器晝面品質之諸多缺失，其光源與導光 板間設有一調光結構^該調光結構係在與光源正對的位置M279872 IV. Creation Instructions (1). [Technical Field of New Type] This creation relates to the light-adjusting structure of backlight modules, especially a light-adjusting structure that should be applied to edge-lit backlight modules. [Previous technology] According to the LCD monitors commonly used in information devices, they can choose to use direct-lit or edge-lit backlight module architecture according to the actual design requirements; as shown in the first figure, It is a schematic diagram of the basic structure of the side light backlight module structure. It is mainly provided with a light source 20 in a lampshade 10, and a plate end of a light guide plate 30 is sleeved at the opening of the lampshade 10, φ The light guide plate 30 is sequentially provided with a number of optical film 50 and a display panel 60 in order to let the light from the light source 20 enter the light guide plate 30 from the end of the plate and face the light guide plate 30. The light is emitted from the surface to achieve the effect of the light source display. When the light projected from the light source 20 toward the light emitting surface is incident on the light guide plate 30, the phenomenon that the light from the light guide plate 30 is close to the light source 20 is concentrated. The area where the light is concentrated produces bright bands, which in turn affects the quality of the liquid crystal display. [New content] In view of this, this creation "the dimming structure of the edge-lit backlight module", which is to solve the aforementioned side Light type backlight module is easy to produce Lightweave zone, thereby affecting the surface quality of many deletions day liquid crystal display, which is between the light source and the light guide plate is provided with a dimming structure ^ dimming structure based on the position of the light source in the positive
第5頁 M279872 四、創作說明（2) 設有一入光面，以及在與導光板的板端位置設有一出光面 ，而入光面與出光面上均設有複數個擴散體，使光源之光 •線射入導光板前，得以由該調光結構之擴散體設置，令所 通過的光線至少經過兩次擴散體之擴散，得以將光線作更 有效之利用。 【實施方式】 · 為能使 貴審查委員清楚本創作之結構組成，以及整 體運作方式，茲配合圖式說明如下： 本創作「側光式戈光模組之調光結構」，其調光結構 •之基本結構組成以及實施時的應用組裝方式如第二圖所示 ，整體側光式背光模組同樣係在一燈罩1 0中設置光源2 0 ，並且將一導光板3 0之板端套設在燈罩1 0之開口處 ，以讓光源2 0之光線自板端射入導光板3 0並且朝向導 光板3 0預期之板面射出，以達到光源顯示之效果；其中 ，光源2 0與導光板3 0間設有一調光結構4 0 ，該調光 結構4 0係在與光源2 0正對的位置設有一入光面4 1 ， 以及在與導光板3 0的板端位置設有一出光面4 2 ，在此 實施例中，背光模組係設在導光板3 0上方設有數牧光學 膜片50 ，其可由1〜3片之擴散片、0〜2片之增光片 、0〜1片之反射式偏光片等互相搭配而成，並於數牧光 ®學膜片5 0上方設置顯示面板6 0 ，以將其光線朝向數牧 光學膜片5 0並於顯示面板6 0的方向投射。 前述調光結構4 0的出光面即正對於導光板3 0的板Page 5 M279872 IV. Creation instructions (2) A light entrance surface and a light exit surface at the end of the light guide plate are provided, and a plurality of diffusers are provided on the light entrance surface and the light exit surface to make the light source Before the light rays enter the light guide plate, they can be set by the diffuser of the dimming structure, so that the light passing therethrough is diffused by the diffuser at least twice, and the light can be used more effectively. [Implementation] · In order to make your reviewing committee aware of the composition and overall operation of this creation, the following diagrams are used to explain the following: This creation is the "light-adjusting structure of side-light Go light module", and its light-adjusting structure • The basic structural composition and application assembly method during implementation are shown in the second figure. The overall edge-lit backlight module is also provided with a light source 20 in a lamp cover 10, and a plate end sleeve of a light guide plate 30. It is set at the opening of the lamp cover 10, so that the light from the light source 20 enters the light guide plate 30 from the end of the plate and exits toward the expected plate surface of the light guide plate 30 to achieve the effect of the light source display; among them, the light source 20 and A light-adjusting structure 40 is provided between the light guide plates 30, and the light-adjusting structure 40 is provided with a light incident surface 4 1 at a position directly opposite the light source 20, and a light-end surface 40 is provided at a plate end position of the light guide plate 30. The light emitting surface 4 2. In this embodiment, the backlight module is provided above the light guide plate 30 with a number of optical film 50, which can be 1 to 3 diffuser sheets, 0 to 2 light-enhancing sheets, 0 to 1 piece of reflective polarizer is matched with each other. A display panel 60 is provided above 0, so that the light is directed toward the digital optical film 50 and projected in the direction of the display panel 60. The light-emitting surface of the aforementioned dimming structure 40 is a plate facing the light guide plate 30
第6頁 M279872 四、創作說明（3) '端位置，如此即將各光源2 0自入光面4 1射入調光結構 • 4 0的光線經由出光面4 2進入導光板3 0 ，以讓整體背 -光模組產生預期之亮度表現效果。 請同時配合參照第二圖及第三圖所示，整個調光結構 4 0於供各光源2 0光線通過的部位（如圖所示的入光面 4 1 ·及出光面4 2的部位）設置若干擴散體4 3 ，各擴散 體係可以由如圖所示的若干個多角錐狀突出構造，或者是 若干個多角錐狀的凹坑構造（圖略）所構成，設置於可將 多角錐狀突出構造或是多角錐狀的凹坑構造設計成為一體 延伸於整個配置部位的結構形態，变或者.為不同幾何形狀 •之結構體，如第四圖所示，可為直線形溝槽之形式，而皆 可以對所通過之光線形成擴散作用。 據以，各光源2 0的在進入導光板”3 0之前，其光線 行進路線係必須先行通過調光結構4 0 ，並且在調光結構 4 0的作用下令所通過的光線至少經過兩次擴散體4 3之 擴散、混光作用，可減少暗紋、亮紋區帶之明顯區別，並 * 且得以將光線作更有效之利用。 , 再i，該調光結構4 0内可進一步設置有中空體7 0 以增加擴散效果，如第五圖所示，其中空體7 0係為連續 狀之形式，或者如第六圖所示，為非連續狀之不同形體所 構成，皆可以對所通過之光線形成如第七圖所示之擴散作 _用。 如上所述，本創作提供側光式背光模組一較佳可行之 調光結構，爰依法提呈新型專利之申請；惟，以上之實施Page 6 M279872 IV. Creation instructions (3) 'End position, so that each light source 20 enters the dimming structure from the light entrance surface 4 1 • The light of 40 enters the light guide plate 3 0 through the light exit surface 4 2 so that The overall back-light module produces the desired brightness performance effect. Please refer to the second and third figures at the same time. The entire dimming structure 40 is at a position where the light of each light source 20 passes (as shown in the light incident surface 4 1 · and the light emitting surface 42). A plurality of diffusers 4 3 are provided, and each diffusion system can be composed of a plurality of polygonal pyramid-shaped protruding structures as shown in the figure, or a plurality of polygonal pyramid-shaped concave structures (not shown). The protruding structure or the polygonal cone-shaped pit structure is designed to form a structural form that extends throughout the entire configuration, or changes. It is a structure with different geometric shapes. As shown in the fourth figure, it can be in the form of a linear groove. , And they can form a diffusion effect on the light passing through. According to this, before each light source 20 enters the light guide plate "3 0, its light traveling route must first pass through the dimming structure 40, and under the action of the dimming structure 40, the transmitted light must be diffused at least twice. The diffusion and light mixing effect of the body 43 can reduce the obvious difference between the dark and light streaks, and can make more effective use of light. Furthermore, the light control structure 40 can be further provided with The hollow body 70 is used to increase the diffusion effect. As shown in the fifth figure, the hollow body 70 is a continuous form, or as shown in the sixth figure, it is composed of different discontinuous forms. The passing light forms a diffuse function as shown in Figure 7. As mentioned above, this creation provides a better and feasible dimming structure for edge-lit backlight modules, and applies for new patents according to law; however, the above Implementation
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M279872 圖式簡單說明 [ 圖 式 簡 單 說 明 ] 第 一 圖 係 為 習 用 側 光 式 背光模組 之 結 構 示 意 圖 〇 第 二 圖 係 為 本 創 作 側 光 式背光模 組 之 調 光結構應 用 配 置 狀 態 圖 〇 第 三 圖 係 為 本 創 作 中 調 光結構之立體 圖 〇 第 四 圖 係 為 本 創 作 中 另 一調光結 構 *之 立 體 圖 〇 第 五 圖 係 為 本 創 作 中 調 光結構設 置 中 空 體 之 立 體 圖 〇 第 六 圖 係 為 為 本 創 作 中 另一中空 體 之 立 體 圖 0 第 七 圖 係 為 為 本 創 作 背 光模組利 用 擴 散 體 輔 助 各 光 源 擴 散 之結構 示 意 圖 0 [ 元 件 代 表 符 號 說 明 ] 1 0 —— 一 燈 罩 2 0 — — 光 源 3 0 — 一 導 光 板 4 〇 — 一 調 光 結 構 1 4 1 — 一 入 光 面 4 2 一 一 出 光 面 4 3 — 一 擴 散 體 5 0 一 一 光 學 膜 片 6 〇 一 — 顯 示 面 板 7 〇 一 一 中 空 體M279872 Schematic description [Schematic description] The first picture is a schematic diagram of the structure of a conventional edge-lit backlight module. The second picture is the state of the application configuration of the dimming structure of the creative edge-lit backlight module. The third picture is a three-dimensional view of the dimming structure in the creation. The fourth picture is a three-dimensional view of another dimming structure in the creation. The fifth picture is a three-dimensional view of the hollow body of the dimming structure in the creation. The sixth picture This is a three-dimensional view of another hollow body in this creation. The seventh figure is a schematic diagram of the backlight module using a diffuser to assist the diffusion of various light sources for this creation. 0 [Description of the representative symbols of the components] 1 0 —— a lampshade 2 0 — — Light source 3 0 — A light guide plate 4 〇 — A dimming structure 1 4 1 — A light incident surface 4 2-1 light-emitting surface 4 3-a diffuse body 50 0-optical film 6 0-display panel 7 0-1 hollow body
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