M335704 八、新型說明： 【新型所屬之技術領域】 本創作係涉及一種導光板結構改良，旨在提供一種可 改善習有導光板側面產生暗線的問題，可有效增加整體出 光释度之導光板。 【先前技術】M335704 VIII. New description: [New technical field] This creation relates to a structure improvement of the light guide plate, which aims to provide a light guide plate which can improve the light transmittance of the light guide plate on the side of the conventional light guide plate, and can effectively increase the overall light release. [Prior Art]
按，一般應用在資訊裝置的液晶顯示器，係可以依照 ^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#，即為一侧光式背光模組架構之 基本結構示意圖，該導光板1包括有入光面11、一與該 入光面11相交之底面12、一與該底面12相對之出 13，二個與底面12以及出光面13相交之第一、二側面 14、15,以及一與底面12以及出光面13相交且與入光面 11相對之第三側面16，且該導光板底面12設有平行排 之光學結構17’而該導光板出光面13設 學結構17。 九 一其中，該光源21係設置於導光板丨之入光面u， 導光板1下方亦設置有一反射片22,使光源2ι之光線 =該入光面11射人，再由導光板i正面之出光面 =出’以達到光源顯示之效果卜淮，該光源21之 為平直之社構乂 ：! 、16時，因各側面 r奏曰:線容易由各側面散出，造成光線 、 侧面產生暗線之現象，進而使整體光線亮暗 5 ，M335704 均。 【新型内容】 有鑑於此，本創作在於提供一種可改善習有導光板各 • 側面產生暗線的問題，可有效增加整體出光輝度之導光 板。 ' 本創作「導光板及其所應用之背光模組」之解決手 * 段，係該導光板至少包括有入光面、一與該入光面相交之 • 底面、一與該底面相對之出光面，二個與底面以及出光面 相交之第一、二側面，以及一與底面以及出光面相交且與 入光面相對之第三側面，該底面及出光面設有成X、γ方 向排列之光學結構；其中，該第一、二、三側面任一面、 任二面或三面設有一個或以上可破壞光行進路徑之調光 元件，以使光源之光線由入光面進入導光板後，經由側面 之調光元件，可將光線形成反射或散射作用，可改善導光 板侧面產生暗線之問題，以增加整體出光輝度。 【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「導光板及其所應用之背光模組」，主要係針 對側光式背光模組架構中導光板加以改良，如第二圖及第 三圖所示，其導光板3至少包括有入光面31、一與該入光 面31相交之底面32、一與該底面32相對之出光面33,二個 M335704 與底面32以及出光面33相交之第〆、二側面34、35 ,以及 一與底面32以及出光面33相交且與入光面31相對之第三 側面36’且該底面32及出光面33設有成X、Y方向排列之 光學結構37,如圖所示之實施例中該光學結構37可以為溝 • 槽，而該導光板底面32之光學結構37係朝平行方向排列， 該出光面33之光學結構37係朝垂直方向排列。 • 其中，一個或以上之光源41係設置於對應該入光面31 • 之一側，其光源41可以為發光二極體或燈管，使光線得以 # 自該入光面31射入，再由導光板3正面之出光面33射出， 以達到光源顳示之效果；當然，該導光板出光面33上方亦 可進一步伖序設置有複數光學膜片42及液晶面板43,而該 導光板底面32下方亦可設有一反射片44,其中複數光學膜 片42可以為擴散片及稜鏡片。 本案之重點在於：該第一、一、三側面任一面設有複 數调光元件，如第二圖及第三圖所示之實施例中，係於第 二侧面36叹有複數調光元件，如圖所示，該調光元件可以 _為網點51 ’而該網點51係凸出第三側面祁之表面，當光源 41之光線由入光面31進入導光板3時，該光線可經由網點 ’ 5卜如第三圖所示，改變躲之行進路徑，可將光線形成 反射或散射作用’可改善導光板侧面產生暗線之問題，以 增加整體出光輝度；當然，該網點51亦可凹入第三侧面36 之表面，如第四圖之第二實施例所示。 如第五圖所示，係為本創作之第三實施例，其係於第 一侧面34設有複數調光元件，如圖所示，該調光元件可以 7 ,M335704 為溝槽52(可為V型溝槽），該溝槽52係凹入第一側面34之 表面，而各溝槽52間係具有固定間距，且各溝槽52係成縱 向排列。 如第六圖所示，係為本創作之第四實施例，該底面32 • 之光學結構37係朝平行方向排列，該出光面33之光學結構 37係朝垂直方向並旋轉一角度排列，其係於第一、二側面 • 34、35設有複數調光元件，如圖所示，該調光元件可以為 ^ 溝槽52(可為U型溝槽，或者可參雜有V型溝槽），該溝槽52 • 係凸出第一、二側面34、35之表面，而各溝槽52間之間距 係由入光面31朝第三側面36遞減。 如第七圖（A)所示，係為本創作之第五實施例，該底 面32之光學結構37係朝平行方向並旋轉一角度排列，該出 光面33之光學結構37係朝垂直方向並旋轉一角度排列，其 係於第一、二、三側面34、35、36設有複數調光元件，如 圖所示，各調光元件可以為溝槽52(可為T型溝槽，或者可 參雜有V型溝槽或ϋ型溝槽），該溝槽52係凹入第一、二、 φ 三側面34、35、36之表面，而各溝槽52間之間距係由入光 面31朝第三側面36遞增；當然，各調光元件亦可以為網點 51，如第七圖（Β)所示，該網點51係凸出於第一、二、三 側面34、35、36之表面；再者，該第一、二、三側面34、 35、36上之調光元件可以為不同形式，如第七圖（C)所示， 該第一、二侧面34、35之調光元件係為溝槽52，而第三侧 面36之調光元件係為網點51，且該溝槽52具有朝相向方向 傾斜第一、二斜邊52卜522，如第七圖（D)所示，而第一、 M335704 二斜邊521、522與第二侧面35形成第一、二夾角523、524， 其第一、二夾角523、524之角度不相同。 如第人圖（A)所係為本創作之第六實施例’該第 一侧面34之調光元件係為溝槽52(可為v型溝槽），該溝 •槽52係凹入第-側面34之表面，各溝槽犯間係具有峡間 距:且各溝槽52係成橫向排列，而第三側面36之調光元件 係為網點51 ;當然’該導光板3之形式亦可以為模型，如 • 第八圖（B)所示。 • 如第九圖（A)所示，係為本創作之第七實施例，各侧 面34、35、36上之複數調光元件可以為不同形式，如圖所 示之貝把例中，其設有複數不同排列方向之溝槽52(可為v 型U型或T型溝槽任一或相互參雜），包含有縱向以及橫 向排列之溝槽52(該縱向及橫向可以形成為9〇度或非9〇度 之夾角），且各溝槽52係為直線延伸；當然，各侧面34、 35、36上亦可設有三種不同形式之調光元件，如第九圖（B) 所示’其设有複數不同排列方向之溝槽52以及網點5丨，且 •各溝槽52係為曲線延伸。 值得一提的是，本創作以上各個實施方式，其係皆於 導光板之側面上形成複數個可破壞光行徑路徑之調光元 件（包括有：網點、溝槽），改善習有導光板侧面光線損失 的問題，使光線由侧面之調光元件，可將光線形成反射或 散射作用，可改善導光板侧面產生暗線之問題，以增加整 體出光輝度。 如上所述，本創作提供側光式背光模組架構另一較佳 9 M335704 可行之導光板結構，爰依法提呈新型專利之申請；惟，以 上之實施說明及圖式所示，係本創作較佳實施例者，並非 以此侷限本創作，是以，舉凡與本創作之構造、裝置、特 徵等近似、雷同者，均應屬本創作之創設目的及申請專利 範圍之内。 【圖式簡单說明】 - 第一圖係為習用導光板之結構示意圖。 • 第二圖係為本創作中導光板第一實施例之結構立體圖。 第三圖係為本創作中導光板第一實施例之結構示意圖。 第四圖係為本創作中導光板第二實施例之結構示意圖。 第五圖係為本創作中導光板第三實施例之結構立體圖。 第六圖係為本創作中導光板第四實施例之結構示意圖。 第七圖（A)、（B)、（C)、（D)係為本創作中導光板第五實施 例之結構不意圖。 第八圖（A)、（B)係為本創作中導光板第六實施例之結構示 鲁 意圖。 第九圖（A)、（B)係為本創作中導光板第七實施例之結構示 • 意圖。 【元件代表符號說明】 導光板1 出光面13 入光面11 第一側面14 底面12 第二側面15 M335704 第三侧面16 光學結構17 光源21 反射片22 導光板3 入光面31 * 底面32 - 出光面33 φ 第一側面34 第二側面35 第三側面36 光學結構37 光源41 光學膜片42 液晶面板43 反射片44 網點51 溝槽52 第一斜邊521 第二斜邊522 第一夾角523 第二夾角524Press, generally used in the liquid crystal display of the information device, can choose to use the direct-lit or edge-lit backlight module architecture according to the needs of the design; as shown in the first figure, it is a side-light backlight The basic structure of the module structure, the light guide plate 1 includes a light incident surface 11, a bottom surface 12 intersecting the light incident surface 11, a surface 13 opposite to the bottom surface 12, two bottom surfaces 12 and a light exit surface 13 The intersecting first and second sides 14, 15 and a third side 16 intersecting the bottom surface 12 and the light exit surface 13 and opposite to the light incident surface 11, and the light guide plate bottom surface 12 is provided with parallel rows of optical structures 17' The light guide surface 13 of the light guide plate is provided with a structure 17. In the first one, the light source 21 is disposed on the light incident surface u of the light guide plate ,, and a reflective sheet 22 is disposed under the light guide plate 1 so that the light source 2 ι = the light incident surface 11 is incident, and then the front surface of the light guide plate i The light-emitting surface = 'to achieve the effect of the light source display, the light source 21 is a flat structure !:!, at 16 o'clock, because each side r played: the line is easily scattered from all sides, causing light, The dark line appears on the side, which makes the overall light bright and dark 5, M335704. [New content] In view of this, the present invention aims to provide a light guide plate which can improve the overall darkness of the light emitted from each side of the light guide plate. The solution of the "light guide plate and the backlight module to which it is applied" is that the light guide plate includes at least a light incident surface, a bottom surface intersecting the light incident surface, and a light exiting the bottom surface a first side, a second side intersecting the bottom surface and the light exiting surface, and a third side intersecting the bottom surface and the light emitting surface and opposite to the light incident surface, the bottom surface and the light emitting surface are arranged in the X and γ directions An optical structure; wherein one, two, or three sides of the first, second, and third sides are provided with one or more dimming elements that can destroy the light traveling path, so that the light of the light source enters the light guide plate from the light incident surface, Through the side dimming elements, the light can be reflected or scattered, which can improve the problem of dark lines on the side of the light guide plate to increase the overall brightness. [Embodiment]. 'In order to enable your review committee to understand the structure of the creation and the overall operation mode, the following is a description of the following: The creation of the "light guide plate and the backlight module to which it is applied" is mainly for the side. The light guide plate is improved in the light backlight module structure. As shown in the second and third figures, the light guide plate 3 includes at least a light incident surface 31, a bottom surface 32 intersecting the light incident surface 31, and the like. The bottom surface 32 is opposite to the light-emitting surface 33, the second and third sides 34, 35 of the M335704 intersecting the bottom surface 32 and the light-emitting surface 33, and a third side opposite to the bottom surface 32 and the light-emitting surface 33 and opposite to the light-incident surface 31. 36' and the bottom surface 32 and the light-emitting surface 33 are provided with an optical structure 37 arranged in the X and Y directions. In the embodiment shown in the figure, the optical structure 37 can be a groove and a groove, and the optical structure of the bottom surface 32 of the light guide plate The 37 series are arranged in a parallel direction, and the optical structures 37 of the light-emitting surface 33 are arranged in the vertical direction. • One or more light sources 41 are disposed on one side of the corresponding light incident surface 31, and the light source 41 may be a light emitting diode or a light tube, so that the light can be injected from the light incident surface 31, and then The light-emitting surface 33 of the front surface of the light guide plate 3 is emitted to achieve the effect of the light source display. Of course, the plurality of optical films 42 and the liquid crystal panel 43 may be further disposed on the light-emitting surface 33 of the light guide plate, and the bottom surface of the light guide plate A reflective sheet 44 may also be disposed under the 32, wherein the plurality of optical films 42 may be a diffusion sheet and a cymbal sheet. The focus of the present invention is that a plurality of dimming elements are disposed on either side of the first, first, and third sides. In the embodiment shown in the second and third figures, the plurality of dimming elements are slanted on the second side 36. As shown in the figure, the dimming element can be a dot 51' and the dot 51 protrudes from the surface of the third side surface. When the light of the light source 41 enters the light guide plate 3 from the light incident surface 31, the light can pass through the dot. '5 Bu as shown in the third figure, changing the path of hiding, can reflect or scatter the light' can improve the problem of dark lines on the side of the light guide to increase the overall brightness; of course, the dot 51 can also be concave The surface of the third side 36 is as shown in the second embodiment of the fourth figure. As shown in the fifth figure, it is a third embodiment of the present invention. The first side surface 34 is provided with a plurality of dimming elements. As shown, the dimming element can be 7 and the M335704 is a groove 52. The groove 52 is recessed into the surface of the first side surface 34, and each of the grooves 52 has a fixed pitch, and the grooves 52 are arranged in a longitudinal direction. As shown in the sixth embodiment, in the fourth embodiment of the present invention, the optical structure 37 of the bottom surface 32 is arranged in a parallel direction, and the optical structure 37 of the light-emitting surface 33 is arranged in a vertical direction and rotated by an angle. Attached to the first and second sides • 34, 35 with a plurality of dimming elements, as shown, the dimming element can be a groove 52 (can be U-shaped groove, or can be mixed with V-shaped groove The groove 52 is protruded from the surface of the first and second sides 34, 35, and the distance between the grooves 52 is decreased from the light incident surface 31 toward the third side surface 36. As shown in the seventh figure (A), in the fifth embodiment of the present invention, the optical structure 37 of the bottom surface 32 is arranged in a parallel direction and rotated by an angle, and the optical structure 37 of the light-emitting surface 33 is oriented in the vertical direction. Rotating at an angle, which is provided with a plurality of dimming elements on the first, second and third sides 34, 35, 36. As shown, each dimming element can be a groove 52 (which can be a T-shaped groove, or It may be doped with a V-shaped groove or a 沟槽-shaped groove, and the groove 52 is recessed into the surfaces of the first, second and φ three sides 34, 35, 36, and the distance between the grooves 52 is light-introduced The face 31 is incremented toward the third side 36; of course, each dimming element can also be a mesh point 51, as shown in the seventh figure (Β), which protrudes from the first, second and third sides 34, 35, 36. Further, the dimming elements on the first, second and third sides 34, 35, 36 may be in different forms, as shown in the seventh figure (C), the first and second sides 34, 35 The light element is a groove 52, and the dimming element of the third side 36 is a mesh point 51, and the groove 52 has a first and second oblique side 52 522 inclined toward the opposite direction, such as the seventh As shown in FIG. (D), the first, M335704 two oblique sides 521, 522 and the second side surface 35 form first and second angles 523, 524, and the angles of the first and second angles 523, 524 are different. As shown in the figure (A), the dimming element of the first side 34 is a groove 52 (which may be a v-shaped groove), and the groove/groove 52 is concave. - the surface of the side surface 34, each groove has a gorge spacing: and each groove 52 is arranged in a lateral direction, and the dimming element of the third side surface 36 is a mesh point 51; of course, the form of the light guide plate 3 can also For the model, as shown in Figure 8 (B). • As shown in the ninth diagram (A), which is the seventh embodiment of the present invention, the plurality of dimming elements on each of the side faces 34, 35, 36 may be in different forms, as shown in the figure. A plurality of grooves 52 (which may be either v-shaped U-shaped or T-shaped grooves or mutually doped) are provided, and include longitudinal and laterally-arranged grooves 52 (the longitudinal and lateral directions may be formed as 9〇). Degree or non-9 degree angle), and each groove 52 is linearly extended; of course, three different forms of dimming elements can be provided on each side surface 34, 35, 36, as shown in the ninth figure (B) It is shown that it has a plurality of grooves 52 and a plurality of dots 5 排列 in different alignment directions, and each groove 52 is curved. It is worth mentioning that all the above embodiments of the present invention form a plurality of dimming elements (including: dots, grooves) which can destroy the path of the light path on the side of the light guide plate, and improve the side of the light guide plate. The problem of light loss causes the light to be reflected or scattered by the side of the dimming element, which can improve the problem of dark lines on the side of the light guide plate to increase the overall brightness. As described above, the present invention provides a light-emitting backlight module structure with another preferred 9 M335704 feasible light guide plate structure, and a new patent application is filed according to law; however, the above implementation description and the drawings show that the creation is The preferred embodiment is not limited to this creation. Therefore, any similarity and similarity to the structure, device, and features of the creation should be within the creation purpose and patent application scope of the creation. [Simple diagram of the diagram] - The first diagram is a schematic diagram of the structure of a conventional light guide plate. • The second figure is a perspective view of the structure of the first embodiment of the light guide plate in the present creation. The third figure is a schematic structural view of the first embodiment of the light guide plate in the present creation. The fourth figure is a schematic structural view of the second embodiment of the light guide plate in the present creation. The fifth figure is a perspective view of the structure of the third embodiment of the light guide plate in the present invention. The sixth figure is a schematic structural view of the fourth embodiment of the light guide plate in the present creation. The seventh (A), (B), (C), and (D) drawings are not intended to be the structure of the fifth embodiment of the light guide plate in the present invention. The eighth diagrams (A) and (B) show the structure of the sixth embodiment of the light guide plate in the present invention. The ninth drawings (A) and (B) show the structure of the seventh embodiment of the light guide plate in the present invention. [Description of component symbol] Light guide plate 1 Light-emitting surface 13 Light-incident surface 11 First side surface 14 Base surface 12 Second side surface 15 M335704 Third side surface 16 Optical structure 17 Light source 21 Reflecting sheet 22 Light guide plate 3 Light-incident surface 31 * Bottom surface 32 - Light-emitting surface 33 φ First side 34 Second side 35 Third side 36 Optical structure 37 Light source 41 Optical film 42 Liquid crystal panel 43 Reflecting sheet 44 Dot 51 Groove 52 First oblique side 521 Second oblique side 522 First angle 523 Second angle 524