201018189 九、發明說明： 【發明所屬之技術領域】 本發明係關於一種控制面板及其製作方法，尤指一種具有多 功能顯示之控制面板及其製作方法。 【先前技術】 隧著科技的日新月異，消費者對於手機或個人數位助理(pDA) ❹等各種攜帶式電子產品之依賴性與日俱增，為了讓使用者能夠輕 易地操作電子產品，通常在這些電子產品中會内建控制面板以方 便操控。然而，由於控制面板所顯示之數字與符號係分別形成於 各單一按鍵鍵帽之絲，科造成磨損，義產生辨識不清。 近年來為了改善形成於控制面板表面上之數字與符號容易 磨相之問題，已有如中國專利公開號CN1745446A與曰本特開 2〇〇42〇2916所揭示’將手機控制面板之各按鍵鍵帽設計為透明， ©並且利用雷射雕刻製程將所欲顯示之數字、文字或符號形成於各 相^應之按鍵鍵帽中，以避免數字、文字或符號之磨損。請參考 第1圖第1圖為習知控制面板之單一按鍵結構示意圖。如第i 圖所不’按鍵結構包含-電路板12、-底層14、-鍵帽16、 鍵座18以及—印刷層20,其中底層14設置於電路板12上，而 鍵帽16與鍵座# 展18设置於底層14上，且鍵帽16係卡合於鍵座18 與底層14之間。并Q „ , 〇 J並且’印刷層20係設置於鍵帽16與底層14之 間，且鍵帽16位丄 心 你由一透明材料所構成，以顯示印刷層2〇中之基 201018189 雷射雕刻製程於鍵帽16 號可為3D立體圖案。 本文字或裝飾圖案P此外，鍵帽16係利用 中形成所欲之文字或符號，且此文字或符 免其數字' 文字或符號形成於按鍵鍵帽中可避 免其磨如但由於電子產品之功能性日益增加，而每—按鍵鍵帽 所月匕谷納具林職字、文字或符號之魏標號有限，耻改盖 控制面板之結構’明加猶魏之_實為極力改善。 〇 【發明内容】 本發明之轉目的之-在練供-種㈣祕及其製作方 法，以增加控制面板之操作功能。 為達上述之目的，本發_揭露—種㈣純。其包含複數 層顯不片以及-觸控面板。該等顯示片係堆疊在—起，且具 ❹,，墙顯谢概—㈣H絲。導咖 有一顯不圖案，且光源設置於導光板之一側邊。 、為達上狀目的，本㈣係H健制面板之製作方法。 =先’提供複數個導光板，且各導光板分別具有一顯示圖案。然 ^提供複數個絲’並將各統分綱定於各導光板之一側邊。 著’提供-觸控Φ板’並料絲與馳面咖定在一起。 201018189 本發明係利用將觸控面板以及複數層具有顯示圖案之顯示片 堆疊在一起，以提供一種具有多功能顯示模式之控制面板，並改 善控制面板之功能受限之問題。 【實施方式】 3月參考第2圖，第2圖為本發明第一實施例之控制面板之結 構示意圖。如第2圖所示，控制面板1〇〇包含複數層顯示片1〇2 φ 以及一觸控面板104，其中此等顯示片102具有-顯示面106,且 各顯示片102又分別具有一顯示圖案1〇7，而觸控面板1〇4與此等 顯示片102堆叠在-起且可設置於此等顯示片1〇2之顯示面1〇6 上。此外，各顯示片102另包含一導光板1〇8、一光源n〇以及一 遮光層in’其中各導光板108中具有顯示圖案1〇7，且各光源11〇 設置於各導光板108之一側邊，而各遮光層m係用以遮蔽並包 覆各光源110未與相對應之導光板1〇8柳之一部分，然本發明 遮光層111之設置方式可為任何能使各光源11〇之光線僅射入其 所械應之導光板1〇8 _方式，且每―遮光層R1相對包覆各 光源110的表面亦可為一反射面。 於本實施例中，各顯示圖案1〇7係分別設置於相對應之各導 光板108之下表面。本發明亦可採行部分顯示圖案1〇7分別設置 於V光板108之上、下表面，或者顯示圖案1〇7皆設置於導光板 表面專方式。導光板可由塑膠(p〇iyCarb〇nate，PC)、聚 曱基丙烯酸甲酯的㈣她咖她叫心’漏⑽或上述兩者之 201018189 複合材料等各式刺導光材料所構成。此外，控制面板觸之此 等光源110可包含複數個波長，亦即各光源11〇可分別具有不同 之波長，或者任二光源可具有相同之波長，而主要可依實際需求 來調整各光源之波長或散射粒子的種類。 於本實施例中，觸控面板104可為一電容式觸控面板，且觸 控面板104係由透明材料所構成。另外，觸控面板1〇4包含一感 應電極(圖未示）’感應電極係由例如氧化銦錫(IT〇)或氧化銦鋅 (ιζο)4透明導電材料所構成。此外，當外界觸控源，例如：手指 或觸控筆等，接近觸控面板104時’觸控面板1〇4之感應電極會 受到感應而產生一感應訊號，傳遞至一控制單元114。另外，控制 面板100另包含一軟性電路板112，電性連接至各光源η〇，可將 控制單元114根據感應訊號所傳送出之控制訊號傳遞至各光源 110 ’藉此可控制各光源11〇之亮暗。 此外，控制面板1〇〇另包含複數層介質層丨丨6，各介質層η6 分別設置於任二相鄰之顯示片102之間，以區隔各顯示片1〇2，使 各顯示片102於顯示時僅顯示其顯示圖案1〇7，而不受到其他顯示 片102之顯示圖案1〇7所影響而顯示出其他顯示片1〇2之顯示圖 案107。換句話說，當欲顯示一顯示圖案1〇7時，其相對應之光源 110會開啟，其他光源110會關閉，而此光源11〇之光線會射入相 對應之導光板108中，並受導光板1〇8之均勻散射，以均勻地照 射位於此導光板1〇8下表面之此顯示圖案1〇7，而照射於此顯示圖 201018189 案107之光線會因導光板108與介質層116之折射率差異而產生 全反射’使得具有此顯示圖案107之光線垂直向顯示片1〇2之顯 示面106上方射出’即可顯示出此顯示圖案1〇7。於垂直向上射出 之過程中’光線行進方向係垂直其他顯示圖案107與介質層116， 使具有此顯示圖案107之光線並不會顯示出其他顯示圖案1〇7。於 本實施例中，介質層116係為空氣，但亦可為其他低折射率之介 質材料。另外’控制面板100另包含複數個黏膠層118，設置於任 ❹ 二相鄰導光板116之間，且位於導光板Π6之邊緣，用以固定顯 示片102以及設於任二相鄰顯示片1〇2間之介質層。 於本實施例中，控制面板1〇〇另可包含一載板12〇，設置於 顯示片102相對於觸控面板104之另一側，可作為保護板，以保 護顯示片102之内部結構避免因外界之因素而損壞。於本實施例 中，載板120係由例如：聚曱基丙烯酸曱酯(p〇lymethyl methacrylate，PMMA)等透明材料所構成，有助於使控制面板_ ©呈-透赚態，以增加整體之美觀性。本發明之載板⑽亦可為 一顯示面板’例如液晶顯示面板或有機發光顯示面板等。另外， 控制面板1〇〇另可包含-透明保護層122，設置於觸控面板ι〇4 相對於顯示片102之另-側’以保賴控面板1〇4之内部結構避 免因外界之因素而損壞。其中，本實施例之透明保護層之厚 度係不大於觸控面板1〇4可感測訊號之距離，以確保觸控面板⑽ 得以良好感應到外界觸碰之訊號。此外，控制面板⑽可另包含 -反射薄膜m，設置於透明保護層122相對於觸控面板1〇4之另 201018189 一側，其中反射薄臈124係為一薄膜，雖然覆蓋於此等顯示片1〇2 上’但反射薄膜124並不會完全遮蔽從顯示片1〇2所發出之光線， 其係用來反射外界之環境光源，因此當顯示片102之光源皆 為關閉時，反射薄膜124可反射外界之光線，以建成一鏡面結構， 美化控制面板100之外觀。 為了清楚說明本發明控制面板之操作方式，本發明以三層顯 〇 示片1〇2為例，其中各顯示片102係對應於不同之顯示模式，且 從觸控面板104至載板12〇依序分別以第一顯示片、第二顯示片 以及第三顯示片表示之。請參考第2圖且一併參考第3圖至第5 圖，第3圖至第5圖為本發明於不同顯示模式之顯示圖案之示意 圖。如第3圖所示’第一顯示片1〇2之第一顯示圖案13〇係對應 於一撥號模式。如第4圖所示，第二顯示片1〇2之第二顯示圖案 140係對應於一訊息模式。如第5圖所示，第三顯示片1〇2之第三 顯相案150賴應於-音雜式。當使用者觸糊控面板1〇4 之-撥!^模式區132時，撥號模式區132之感應電極會受到感應 而產生-撥號模式之感應訊號，並將感應訊號傳遞至控制單元 1H ’控制單元1M可根據感應訊號為撥號模式將開啟訊號輸入至 軟性電路板m電性連接至第一顯示片1〇2之光源的電路，藉此 可開啟第-顯示片102之光源11〇，而其他第二、第三顯示片曰ι〇2 之光源no會關，此時撥號模式區132會亮起且控制面板1〇〇 會顯不撥龍式之數字’亦即第—顯示圖案13Q所代表的圖文符 • 號。當使用者觸碰觸控面板104之-訊息模式區142時，則第二 201018189 顯示片102之光源no會開啟，其他第一、第三顯示片1〇2之光 源Π0會關’此時訊息模式區142會亮起且控制面板觀會顯 示第二顯示片102之第二顯示圖案14〇所代表的訊息模式之文 字。而當觸碰觸控面板104之一音樂模式區152時，則第三顯示 片i〇2之光源110會開啟，其他第一、第二顯示片1〇2之光源11〇 會關閉，此時音樂模式區152會亮起且控制面板1〇〇會顯示第三 顯示片102之第三顯示圖案⑼所代表的音樂模式之指標符號。 ❹本發明之顯示模式可依實際需求來做機，並且由於各光源⑽ 可具有不同之波長’不同之顯示模式亦可對應於不同之波長，以 顯示不同之顏色變化。藉由具有上述多功能之顯示模式，本發明 之㈣面㈣可應驗-具錢幕單元之f子裝置，例如：行動 電話、個人數位助理1(PDA)、MP3播放器或筆記型電腦(論b〇〇k) 之觸控墊等。 值得注意的是’本發明之觸控面板並不限設置於顯示片之顯 ❹示面’觸控面板亦可堆疊於顯示片之另一侧。為了清楚說明下述 實施例’相同元件使用相同標號，且相同結構之部份係不再贅述。 請參考第6圖’第6圖為本發明第二實施例之控制面板之結構示 意圖。如第6圖所示，相較於第一實施例，本實施例控制面板· 之觸控面板104係設置於顯示片1〇2相對於顯示面ι〇6之另一侧， 亦即介於顯示片102與载板12〇之間。並且，透明保護層122係 設置於顯示片102相對於觸控面板1〇4之另-侧上。由於顯示片 之光線出光路&並不會經過觸控面板1〇4，所以觸控面板 12 201018189 可為不透明材料所構成。但本 ^ β亦可為透明材料所構成，主要 可依實際需求來選擇觸控面板 例中，㈣㈣s , 之糾。值躲意的是，於本實施 透月保5蒦層1〇6與所有顯千^ r¥,^ 1ΠΛ-Τ^ > r .，、，片102之總厚度係不大於觸控 面板104可感測訊號之距離， Σ1ΜΙ 確保觸控面板104得以良好感應 到外界觸碰之訊號。 于X愿 請參考第7圖至第12圖，第7圖不银Mm上 黯帛12目林發明控制面 如第7圖所示，首先，提供一導光板材獅， 八中導先婦300之·可為編1之導光磐例如··光學級 之PMMA等。然後’如第8圖所示，利用·一雷射等方式絲刻一 模仁(stamper摩，以於模仁3G2之—細上形成-顯示_ 3〇6， 其中雷射係可為-脈衝雷射，如可為_各(脉YAG)雷射 等。並且，塗布一紫外光膠層304於模仁上，使紫外光膠層304 具有顯不圖案306。如第9圖所示，接著，結合導光板材遍盘紫201018189 IX. Description of the Invention: [Technical Field] The present invention relates to a control panel and a method of fabricating the same, and more particularly to a control panel having a multi-function display and a method of fabricating the same. [Prior Art] With the rapid development of tunneling technology, consumers are increasingly dependent on various portable electronic products such as mobile phones or personal digital assistants (PDA), and in order to allow users to easily operate electronic products, usually in these electronic products. A control panel is built in for easy handling. However, since the numbers and symbols displayed on the control panel are respectively formed on the wires of the single button keycaps, the section causes wear and tear, and the meaning is unclear. In recent years, in order to improve the problem that the numbers and symbols formed on the surface of the control panel are easily grounded, as disclosed in Chinese Patent Publication No. CN1745446A and 曰本特开2〇〇42〇2916, the key button caps of the mobile phone control panel are disclosed. Designed to be transparent, © and use the laser engraving process to form the number, text or symbol to be displayed in each key button cap to avoid wear of numbers, words or symbols. Please refer to FIG. 1 and FIG. 1 for a schematic diagram of a single button structure of a conventional control panel. As shown in FIG. 1, the key structure includes a circuit board 12, a bottom layer 14, a key cap 16, a key base 18, and a printing layer 20, wherein the bottom layer 14 is disposed on the circuit board 12, and the key cap 16 and the key base #展18 is disposed on the bottom layer 14, and the keycap 16 is engaged between the key base 18 and the bottom layer 14. And Q „ , 〇J and 'print layer 20 is disposed between the key cap 16 and the bottom layer 14 , and the key cap 16 is 丄 heart you are composed of a transparent material to display the base of the printed layer 2 2010 201018189 laser The engraving process can be a 3D three-dimensional pattern on the keycap No. 16. The text or decorative pattern P, in addition, the key cap 16 is used to form a desired text or symbol, and the text or symbol is free of its number 'text or symbol formed on the button In the keycap, it can be avoided, but due to the increasing functionality of the electronic product, each of the button caps has a limited number of Wei characters, texts or symbols, and the structure of the shame-control control panel. Ming Jia Yu Wei _ is really improving. 〇 [Summary] The purpose of the present invention - in the training - seed (four) secret and its production methods to increase the operational function of the control panel. To achieve the above purpose, this _ _ 露 - (4) pure. It consists of a plurality of layers of display and touch panels. These display films are stacked in a row, and have a ❹,, wall, thank you - (4) H wire. And the light source is disposed on one side of the light guide plate. For the purpose of the upper shape, this (4) is the production method of the H-made panel. = First, a plurality of light guide plates are provided, and each of the light guide plates has a display pattern. However, a plurality of wires are provided and each of the wires is defined. One side of each light guide plate is provided with a 'providing-touching Φ plate' and the wire is placed together with the surface. 201018189 The present invention utilizes a touch panel and a plurality of display sheets having display patterns stacked thereon, The invention provides a control panel with a multi-functional display mode and improves the function of the control panel. [Embodiment] Referring to FIG. 2 in March, FIG. 2 is a schematic structural diagram of a control panel according to a first embodiment of the present invention. As shown in FIG. 2, the control panel 1A includes a plurality of display panels 1 〇 2 φ and a touch panel 104, wherein the display panels 102 have a display surface 106, and each of the display panels 102 has a The display panel 1〇7 is displayed, and the touch panel 1〇4 is stacked on the display panel 102 and can be disposed on the display surface 1〇6 of the display panel 1〇2. Further, each display panel 102 further includes a light guide plate 〇8, a light source n〇 and a cover The light layer in' has a display pattern 1〇7 in each of the light guide plates 108, and each light source 11〇 is disposed on one side of each of the light guide plates 108, and each light shielding layer m is used for shielding and covering each light source 110. Corresponding to one of the light guide plates 1 〇 8, the light shielding layer 111 of the present invention can be arranged in any way to enable the light of each light source 11 to be incident only on the light guide plate 1 〇 8 _ mode, and each The light-shielding layer R1 may be a reflective surface with respect to the surface of each of the light sources 110. In this embodiment, the display patterns 1〇7 are respectively disposed on the lower surfaces of the corresponding light guide plates 108. The pick-up portion display patterns 1〇7 are respectively disposed on the upper surface and the lower surface of the V-light panel 108, or the display patterns 1〇7 are disposed on the surface of the light guide plate. The light guide plate may be made of various materials such as plastic (p〇iyCarb〇nate, PC), polymethyl methacrylate (4), her coffee, and the like (2010). In addition, the light source 110 of the control panel may include a plurality of wavelengths, that is, each of the light sources 11 〇 may have different wavelengths, or any two light sources may have the same wavelength, and the light sources may be adjusted according to actual needs. The type of wavelength or scattering particle. In this embodiment, the touch panel 104 can be a capacitive touch panel, and the touch panel 104 is made of a transparent material. Further, the touch panel 1?4 includes an inductive electrode (not shown). The sensing electrode is made of, for example, indium tin oxide (IT〇) or indium zinc oxide (ITO). In addition, when an external touch source, such as a finger or a stylus, approaches the touch panel 104, the sensing electrodes of the touch panel 111 are induced to generate an inductive signal and transmitted to a control unit 114. In addition, the control panel 100 further includes a flexible circuit board 112 electrically connected to each of the light sources η, and the control signal transmitted by the control unit 114 according to the sensing signals can be transmitted to the light sources 110', thereby controlling the light sources 11〇. It is dark and dark. In addition, the control panel 1A further includes a plurality of dielectric layers 丨丨6, and each of the dielectric layers η6 is disposed between any two adjacent display sheets 102 to distinguish the display sheets 1〇2, so that the display sheets 102 are When the display is displayed, only the display pattern 1〇7 is displayed, and the display pattern 107 of the other display sheets 1〇2 is displayed without being affected by the display patterns 1〇7 of the other display sheets 102. In other words, when a display pattern 1〇7 is to be displayed, the corresponding light source 110 is turned on, and the other light sources 110 are turned off, and the light of the light source 11 is incident on the corresponding light guide plate 108, and is subjected to The light guide plates 1 〇 8 are evenly scattered to uniformly illuminate the display pattern 1 〇 7 on the lower surface of the light guide plate 1 〇 8 , and the light illuminating the display pattern 2010 18 189 107 is caused by the light guide plate 108 and the dielectric layer 116 . The display pattern 1〇7 is displayed by the difference in refractive index to cause total reflection 'to cause the light having the display pattern 107 to be perpendicularly emitted above the display surface 106 of the display sheet 1〇2. The light traveling direction is perpendicular to the other display patterns 107 and the dielectric layer 116 during the vertical upward emission, so that the light having the display pattern 107 does not display the other display patterns 1〇7. In this embodiment, the dielectric layer 116 is air, but may be other low refractive index dielectric materials. In addition, the control panel 100 further includes a plurality of adhesive layers 118 disposed between the adjacent two adjacent light guide plates 116 and located at the edge of the light guide plate Π6 for fixing the display sheet 102 and being disposed on any two adjacent display sheets. 1 〇 2 dielectric layers. In this embodiment, the control panel 1 can further include a carrier 12 〇 disposed on the other side of the display panel 102 relative to the touch panel 104, and can serve as a protection panel to protect the internal structure of the display panel 102 from being avoided. Damaged due to external factors. In the present embodiment, the carrier 120 is made of a transparent material such as p〇lymethyl methacrylate (PMMA), which helps the control panel to increase the overall value. Aesthetics. The carrier board (10) of the present invention may also be a display panel such as a liquid crystal display panel or an organic light emitting display panel. In addition, the control panel 1 may further include a transparent protective layer 122 disposed on the other side of the touch panel ι 4 relative to the display panel 102 to protect the internal structure of the control panel 1 〇 4 from external factors. And damaged. The thickness of the transparent protective layer of the embodiment is not greater than the distance between the touch panel and the sensing signal of the touch panel 1 to ensure that the touch panel (10) can sense the external touch. In addition, the control panel (10) may further include a reflective film m disposed on the other side of the transparent protective layer 122 relative to the touch panel 1〇4, wherein the reflective thin film 124 is a thin film, although the display sheet is covered. 1 〇 2 upper 'but the reflective film 124 does not completely shield the light emitted from the display sheet 1 〇 2, which is used to reflect the ambient light source of the outside, so when the light source of the display sheet 102 is off, the reflective film 124 The outside light can be reflected to create a mirror structure to beautify the appearance of the control panel 100. In order to clarify the operation mode of the control panel of the present invention, the present invention takes a three-layer display panel 1 〇 2 as an example, wherein each display panel 102 corresponds to a different display mode, and from the touch panel 104 to the carrier 12 〇 The first display piece, the second display piece, and the third display piece are respectively represented in order. Referring to Fig. 2 and referring to Figs. 3 to 5 together, Figs. 3 to 5 are schematic views showing display patterns of the present invention in different display modes. As shown in Fig. 3, the first display pattern 13 of the first display sheet 1 〇 2 corresponds to a dial pattern. As shown in Fig. 4, the second display pattern 140 of the second display sheet 1 对应 2 corresponds to a message pattern. As shown in Fig. 5, the third display case 150 of the third display sheet 1〇2 depends on the -tone type. When the user touches the dial-up mode ^ 132 of the control panel 1 〇 4, the sensing electrodes of the dial mode area 132 are sensed to generate a sensing signal of the dialing mode, and the sensing signal is transmitted to the control unit 1H 'control The unit 1M can input the turn-on signal to the circuit of the flexible circuit board m electrically connected to the light source of the first display panel 1〇2 according to the sensing signal, thereby turning on the light source 11〇 of the first display panel 102, and the other The light source no of the second and third display sheets 曰ι〇2 will be turned off, and the dial mode area 132 will be illuminated and the control panel 1〇〇 will display the number of the dragon type, that is, the first display pattern 13Q Graphic character • number. When the user touches the message mode area 142 of the touch panel 104, the light source no of the second 201018189 display piece 102 will be turned on, and the other first and third display pieces 1〇2 of the light source Π0 will turn off the message at this time. The mode area 142 will illuminate and the control panel will display the text of the message pattern represented by the second display pattern 14 of the second display panel 102. When the music mode area 152 of the touch panel 104 is touched, the light source 110 of the third display panel i〇2 is turned on, and the light sources 11 of the other first and second display sheets 1〇2 are turned off. The music mode area 152 will illuminate and the control panel 1 will display the indicator symbols of the music mode represented by the third display pattern (9) of the third display piece 102. The display mode of the present invention can be made according to actual needs, and since each light source (10) can have different wavelengths, different display modes can also correspond to different wavelengths to display different color variations. By having the above-mentioned multi-functional display mode, the (four) face (four) of the present invention can be fulfilled - a sub-device with a money screen unit, such as a mobile phone, a personal digital assistant 1 (PDA), an MP3 player or a notebook computer (on the B〇〇k) Touch pads, etc. It should be noted that the touch panel of the present invention is not limited to the display surface of the display sheet. The touch panel may also be stacked on the other side of the display panel. In order to clearly illustrate the following embodiments, the same components are denoted by the same reference numerals, and the same components will not be described again. Please refer to Fig. 6', which is a schematic view showing the structure of a control panel according to a second embodiment of the present invention. As shown in FIG. 6, the touch panel 104 of the control panel of the present embodiment is disposed on the other side of the display panel 1〇2 with respect to the display surface ι6, which is the same as the first embodiment. Between the display sheet 102 and the carrier 12 。. Moreover, the transparent protective layer 122 is disposed on the other side of the display sheet 102 with respect to the touch panel 110. Since the light exiting light of the display sheet does not pass through the touch panel 1〇4, the touch panel 12 201018189 can be made of an opaque material. However, this β β can also be composed of transparent materials, and the touch panel can be selected according to actual needs. (4) (4) s, correction. The value of hiding is that in the implementation of the monthly protection layer 5〇1〇6 and all the display thousands ^ r ¥, ^ 1ΠΛ-Τ ^ > r.,, the total thickness of the film 102 is not greater than the touch panel 104 The distance of the signal can be sensed, Σ1ΜΙ to ensure that the touch panel 104 is well-sensed to the outside touch signal. For X, please refer to Figure 7 to Figure 12, Figure 7 is not silver Mm on the top of the 12-inch forest invention control surface as shown in Figure 7, first, provide a light guide plate lion, eight middle guides 300 It can be a guide light of the code 1, for example, an optical grade PMMA or the like. Then, as shown in Figure 8, a mold is used to inscribe a mold (stamper, for the formation of the mold 3G2 - on the fine - display _ 3〇6, where the laser system can be - pulse The laser, for example, may be a laser (YAG) laser, etc., and a UV adhesive layer 304 is applied to the mold to make the ultraviolet adhesive layer 304 have a pattern 306. As shown in Fig. 9, then , combined with light guide plate
G 外光膠層一304 ’並對紫外光膠層3〇4進行一紫外光固化製程以形 成具有顯示圖案306之導光板308。 然後’如第10圖所提供複數個利用上述製程所製得之導 光板308 ’各導光板308分別具有顯示圖案3〇6。隨後，如第^ 圖所示’提供複數個光源310，並將各光源31〇分別固定於各導光 板308之一側邊，其中光源可為發光二極體。接著，如第12圖所 示，提供一觸控面板312，並將導光板308與觸控面板312固定在 一起。值得注意的是，將導光板308與觸控面板312固定在一起 13 201018189 之步驟，亦可包含提供複數個遮光層314以及一軟性電路板316 , 並且將各遮光層314分別包覆各光源31〇且結合於各導光板3〇8 之一側，以及將軟性電路板310電性連接至各光源31〇。其中，觸 控面板312、遮光層314以及導光板308之固定可利用複數個黏膠 層318加以接合，黏膠層318可由如：雙面膠或黏膠等透明且具 有黏性材料所構成。並且，於接合導光板3〇8與導光板3〇8之過 程中，須於其間空出一介質層320。 綜上所述，本發明係利用將觸控面板以及複數層具有顯示圖 案之顯示片堆疊在-起，以提供一種具有多功能顯示模式之控制 面板。並且’利用透明材料所構成之觸控面板以及顯示片，更可 使控制面板呈透明狀態而美化其外觀。 以上所述僅為本發明之較佳實施例，凡依本發明申請專利範 圍.所做之轉賊絲飾，諸屬本㈣之綠細。 ❹ 【圖式簡單說明】 第1圖為習知控制面板之按鍵結構示意圖。 第2圖為本發明第—實施例之控制面板之結構示意圖。 :為本發明於不同顯示模式之顯示圖案之示意圖。 第圖為本發明第二實施例之控制面板之結構示意圖。 第7圖至第I2圖為本發明控制面板之製作方法示意圓。 14 201018189 【主要元件符號說明】 10 按鍵結構 12 電路板 14 底層 16 鍵帽 18 鍵座 20 印刷層 100控制面板 102顯示片 104觸控面板 106顯示面 107顯示圖案 108導光板 110光源 111遮光層 112軟性電路板 114控制單元 116介質層 118黏膠層 120載板 122透明保護層 124反射薄膜 130第一顯示圖案 132撥號模式區 140第二顯示圖案 142訊息模式區 150第三顯不圖案 152音樂模式區 200控制面板 〇 300導光板材 302模仁 304紫外光膠層 306顯示圖案 308導光板 310光源 312觸控面板 314遮光層 316軟性電路板 320介質層 318黏膠層 15The outer photoresist layer 304' is subjected to an ultraviolet curing process on the ultraviolet adhesive layer 3〇4 to form a light guide plate 308 having a display pattern 306. Then, as shown in Fig. 10, a plurality of light guide plates 308 which are obtained by the above process are respectively provided with display patterns 3?6. Subsequently, a plurality of light sources 310 are provided as shown in Fig. 4, and the respective light sources 31 are respectively fixed to one side of each of the light guide plates 308, wherein the light source may be a light emitting diode. Next, as shown in FIG. 12, a touch panel 312 is provided, and the light guide plate 308 and the touch panel 312 are fixed together. It should be noted that the step of fixing the light guide plate 308 and the touch panel 312 to the 13201018189 may further include providing a plurality of light shielding layers 314 and a flexible circuit board 316, and respectively covering the light shielding layers 314 to the respective light sources 31. And being coupled to one side of each of the light guide plates 3〇8, and electrically connecting the flexible circuit board 310 to each of the light sources 31〇. The fixing of the touch panel 312, the light shielding layer 314 and the light guide plate 308 can be performed by using a plurality of adhesive layers 318. The adhesive layer 318 can be made of a transparent and viscous material such as double-sided tape or adhesive. Further, during the bonding of the light guide plate 3〇8 and the light guide plate 3〇8, a dielectric layer 320 is required to be vacant therebetween. In summary, the present invention utilizes a touch panel and a plurality of display sheets having display patterns stacked thereon to provide a control panel having a multi-functional display mode. Moreover, the touch panel and the display sheet which are made of a transparent material can make the control panel transparent and beautify its appearance. The above description is only a preferred embodiment of the present invention, and the thief silk decoration made according to the scope of the patent application of the present invention belongs to the green fine of the present (4). ❹ [Simple description of the diagram] Figure 1 is a schematic diagram of the structure of the buttons of the conventional control panel. Fig. 2 is a schematic structural view of a control panel according to a first embodiment of the present invention. : A schematic diagram of a display pattern of the invention in different display modes. The figure is a schematic structural view of a control panel according to a second embodiment of the present invention. 7 to 12 are schematic circles showing a manufacturing method of the control panel of the present invention. 14 201018189 [Key component symbol description] 10 Key structure 12 Circuit board 14 Bottom layer 16 Key cap 18 Keypad 20 Printed layer 100 Control panel 102 Display panel 104 Touch panel 106 Display surface 107 Display pattern 108 Light guide plate 110 Light source 111 Light shielding layer 112 Flexible circuit board 114 control unit 116 dielectric layer 118 adhesive layer 120 carrier 122 transparent protective layer 124 reflective film 130 first display pattern 132 dial pattern area 140 second display pattern 142 message mode area 150 third display pattern 152 music mode Zone 200 control panel 〇300 light guide plate 302 mold core 304 ultraviolet adhesive layer 306 display pattern 308 light guide plate 310 light source 312 touch panel 314 light shielding layer 316 flexible circuit board 320 dielectric layer 318 adhesive layer 15