1271678 九、發明說明： 【發明所屬之技術領域】 本發明係關於一種有機電激發光顯示裝置及其光學 調變封裝單元，特別關於一種包含光學調變層之封聿單元 結構的有機電激發光顯示裝置及其光學調變封裝單^早70 【先前技術】 φ 有機電激發光顯示裝置（organic electroluminescent display)具有自發光、無視角限制、省電、製程簡易、低成 本、操作溫度範圍廣、高應答速度及全彩化等等的優點， 使其具有極大的潛力，可望成為新世代平面顯示裝置之主 流。 有機電激發光顯示裝置係利用有機官能性材料 (organic functional materials )的自發光的特性來達到顯 不效果’依照有機g此性材料的分子量不同，可分為小分 籲子有機電激發光顯示裝置（small molecule OLED， SM_OLED )與局分子有機電激發光顯示裝置（p〇iymer light-emitting display，PLED )兩大類。若依驅動方式不同， % 可分為被動式有機電激發光顯不裝置（passive matrix OLED，PM-OLED )與主動式有機電激發光顯示裝置（active matrix OLED，AM-OLED)兩大類。 為達全彩化之目的，目前有機電激發光顯示裝置主要 使用之全彩化技術可分為三種：第一種係採用R、G、B 三原色為各自獨立之發光晝素的「三原色發光法」；第二 1271678 種係利用藍色材料配合紅、綠有機螢光體或白光配合紅、 綠、蓋有機螢光體來產生各種顏色的「色轉換法」；第三 種是以白色發光層搭配彩色濾光片的「彩色渡光片法」； 以下以「色轉換法」的技術為例說明。 如圖1所示，習知有機電激發光顯示裝置1係包含— 基板11、一有機電激發光區1〇、一平坦層16以及一色轉 換層15;其中，色轉換層15設置於基板11上，平坦層 0 16係設置於色轉換層15上，有機電激發光區1〇包含至少 一有機電激發光元件，其係對應色轉換層15且設置於平 坦層16上。其中，有機電激發光元件依序包含一陽極12、 至少一有機官能層13及一陰極14，而陽極12與陰極14 之位置係可相互置換。其作用原理係對電極施以電流，使 電洞和電子在有機官能層13内再結合(recombination)而產 生激子時，便可使有機官能層13依照其材料之特性，而 產生不同顏色之放光機制。 • 承上所述，如圖1所示，全彩之有機電激發光顯示裝 置1之色轉換層15係包含至少一藍色濾光片15卜至少一 綠色濾光片152、至少一紅色濾光片153、至少一藍色轉 換膜151’、至少一綠色轉換膜152,及至少一紅色轉換膜 153,；其中，各色轉換膜151，、152,與153,係分別設置於 各色濾光片151、152及153上；同時，為利於一有機電 激發光區10設置於基板11之上，係以平坦層16平坦化 色轉換層15，於此’設置於基板Π之上的有機電激發光 區10例如係發射一白光，當白光分別通過藍色轉換膜 1271678 151’、綠色轉換膜152,及紅色轉換膜153,時，會分別轉換 成藍光、綠光及紅光，而當藍光、綠光與紅光再分別通過 藍色濾光片151、綠色濾光片152及紅色濾光片153後’ 可藉以提昇藍色、綠色與紅色三原色之個別的色對比值’ 隶後利用驅動電路將產生之R、G、B三原色組合成所需 的全彩晝面。 由於有機官能性材料對於水氣及/或氧氣非常敏感，為 φ 確保有機電激發光區10的使用壽命，如圖1所示，有機 電激發光顯示裝置1更包含一例如蓋板之封裝單元17,藉 由一紫外光硬化膠或熱硬化膠黏合於基板11之上，形成 一密閉空間18，容納有機電激發光區10，以阻隔水氣及/ 或氧氣之侵入。 然而，習知利用一色轉換層設置於基板上之手段來達 全彩化之目的卻僅適用於向下發光之有機電激發光顯示 凌置’羑因於此，本發明亟思提供一種可應用於向上發光 有機電激發光顯示裝置及其光學調變封裝單元」來達 到全彩化之目的。 【發明内容】 〜有鑑於上述課題，本發明之目的為提供—種多彩或全 ^且應用於向上發光之有機電激發光顯示褒置及其光與 調變封较單元。 ^ 示辈為達到上述目的，依據本發明之一種有機電激發光顯 >、复包含一基板、至少一有機電激發光區、—封裝單元 1271678 以及一光學調變層；其中，有機電激發光區包含設置於基 ^ 板之上的至少一有機電激發光元件；封裝單元係與基板連 結以形成一密閉空間，容納有機電激發光區；光學調變層 係包含至少一對應於有機電激發光元件之光學調變單元 設置於封裝單元之一表面上。 為達到上述目的，依據本發明之一種有機電激發光顯 示裝置包含一顯示基板以及一光學調變封裝單元；其中， Φ 顯示基板係包含至少一有機電激發光元件；光學調變封裝 單元係包含至少一對應有機電激發光元件之光學調變單 元，光學調變封裝單元係與顯示基板連結以形成一密閉空 間，容納有機電激發光元件。 為達到上述目的，依據本發明之一種有機電激發光顯 示裝置依序包含一基板、至少一有機電激發光區、一平坦 層以及一光學調變層；其中，有機電激發光區係包含設置 於基板之上的至少一有機電激發光元件；平坦層係設置於 # 有機電激發光元件之上；光學調變層係包含至少一對應於 有機電激發光元件之光學調變單元。 其中，光學調變單元係包含一濾光層與一色轉換層， 濾光層係設置於色轉換層之上。光學調變層係包含相鄰設 置的至少一濾光單元與至少一色轉換單元。 為達到上述目的，依據本發明之一種平面顯示器之光 學調變封裝單元，包含一承載單元以及一光學調變層；其 中，光學調變層係設置於承載單元上，包含至少一光學調 變單元。 1271678 其中，光學調變單元係包含一濾光層與一色轉換層， 濾光層係設置於色轉換層之上。光學調變層係包含相鄰設 置的至少一濾光單元與至少一色轉換單元。 承上所述，因依據本發明之有機電激發光顯示裝置及 其光學調變封裝單元，光學調變封裝單元係由一承載單元 以及一光學調變層所構成；其中光學調變層例如係包含相 鄰設置的至少一濾光單元與至少一色轉換單元，或係包含 Φ 相鄰設置的光學調變單元構成；有機電激發光顯示裝置至 少係由光學調變封裝單元與一顯示基板所組成，由於顯示 基板包含至少一有機電激發光元件，而光學調變封裝單元 之光學調變層中的濾光單元、色轉換單元或光學調變單元 分別對應於有機電激發光元件，因此有機電激發光元件向 上發射之光即可經由設置於光學調變封裝單元之一表面 上的光學調變層作調變；除此之外，光學調變層亦可設置 於有機電激發光元件之上，亦可達到光之調變，以達多彩 鲁或全彩之目的。 【實施方式】 以下將參照相關圖式，說明依據本發明較佳實施例之 有機電激發光顯示裝置及其光學調變封裝單元，其中相同 的元件將以相同的參照符號加以說明。 第一實施例 請參照圖2所示，依據本發明第一實施例之有機電激 發光顯示裝置2依序包含一顯示基板20以及一光學調變 1271678 封裝單元23。 在本實施例中，顯示基板20例如係包含一基板21 一有機電激發光區22，其中有機電激發光區22係包含: 置於基板21上的至少一有機電激發光元件22,。 & 光學調變封裝單元23係包含至少一對應於有機電激 發光元件22’之光學調變單元231，其中光學調變單元 係可選自色轉換層、濾光層、光學多層膜及半鏡面膜至小 φ其中之一；另外，如圖3所示，光學調變單元231亦可= 包含一濾光層232與一色轉換層232,構成，其中濾光層232 係設置於色轉換層232’之上；且如圖4所示，光學調變封 裝單元23亦可包含相鄰設置的至少一濾光單元233與至 少一色轉換單元233’分別對應於有機電激發光區22中之 有機電激發光元件22’。其中，濾光單元233例如係選自 紅色遽光膜、藍色濾、光膜及綠色渡光膜其中之一，色轉換 單元233’例如係包含一螢光及/或一鱗光物質，用以吸收 • 有機電激發光元件22’所發出之光將其經過混光、散射及 激發後產生多彩發光色的變換。 在本實施例中，依據本發明較佳實施例之有機電激發 光顯示裝置2更可包含一黏著劑（圖中未顯示）以連結光學 調變封裝單元23與顯示基板20，形成一密閉空間24，容 納有機電激發光區22與光學調變單元231 ;其中，黏著劑 例如係紫外光硬化膠或熱硬化膠。 承上所述，基板21係可選自剛性基板、柔性基板、 玻璃基板、塑膠基板及矽基板至少其中之一，且基板21 1271678 之材質係選自聚甲基丙烯甲酯、塑膠、高分子、玻璃及矽 中之一；此外，如圖4所示，基板21可更包含一 主動式驅動陣列設置於其上，形成主動式驅動陣列基板， 〃 t i動式驅動陣列係包含一對應於有機電激發光元件 2 2 ’酉p巷1 夏之作動單元（圖中未顯示），用以作為有機電激發光 兀件22’之主動式驅動元件。 ，有機電激發光元件22,係以一晝素定義層211區隔， •其係依序包含一第一電極22卜一有機官能層222及一第 一電極223，其中第一電極221通常為陽極，其材質係可 為導電之金屬氧化物，導電之金屬氧化物係選自銦錫氧化 物銘鋅氧化物、銦鋅氧化物及録錫氧化物至少其中之 一’例如係用濺鍍(sputtering)或離子電鍍(i〇n plating)等方 式形成於基板21之上；有機官能層222通常包含一電洞 注入層、一電洞傳遞層、一發光層、一電洞阻檔層、一電 子傳遞層、一電子注入層及其組合（圖中未顯示）；有機官 鲁能層222係可利用蒸鍍(evaporation)、旋轉塗佈（spin coating)、喷墨印刷（ink jet printing)、移轉(transfer)或印刷 (printing)等方式形成於第一電極221上；第二電極223通 常作為陰極，其材質係可為導電材質，導電材質係選自 銘、妈、鎂、銦、錫、猛、銅、銀、金及其合金至少其中 之一，其中含鎂之合金可為鎂銀合金、鎂銦合金、鎂錫合 金、鎂録合金或鎂碲合金，利用濺鍍或離子電鍍等方法形 成於有機官能層222上。另外，上述之第一電極221與第 二電極223之材質與作為陰陽極之應用，係可依據實際需 1271678 求而加以互換。 第二實施例 請參照圖5所示，依據本發明第二實施例之有機電激 發光顯示裝置3包含一基板31、一有機電激發光區32、 一封裝單元33以及一光學調變層34。 有機電激發光區32係包含設置於基板31之上的至少 一有機電激發光元件32’。有機電激發光元件32’係由一畫 φ 素定義層311區隔，且係依序包含一第一電極321、一有 機官能層322及一第二電極323。 封裝單元33係與基板31連結以形成一密閉空間35， 容納有機電激發光區32。光學調變層34係設置於封裝單 元3 3之一表面上，其係包含至少一對應於有機電激發光 元件32’之光學調變單元341 ;其中，光學調變單元341 則可選自色轉換層、濾光層、光學多層膜及半鏡面膜至少 其中之一，或是由一濾、光層343與一色轉換層343’疊置而 • 成（如圖5所示）；另外，光學調變層34亦可由包含相鄰設 置的至少一濾光單元342與至少一色轉換單元342’分別對 應於有機電激發光元件32’而構成。封裝單元33係可包含 一蓋板與一黏著劑（圖中未顯示），黏著劑係將蓋板連結於 基板31上，黏著劑例如係為紫外光硬化膠或熱硬化膠， 封裝單元3 3亦可為一保護層（passivation layer)。 在本實施例中，基板31、有機電激發光元件32’之第 一電極321、有機官能層322與第二電極323及光學調變 層34的材質、設置/形成方式與特徵係如第一實施例相同 12 1271678 元件之應用，故不再贅述。 第三實施例 請參照圖6所示，依據本發明第三實施例之有機電激 發光顯示裝置4依序包含一基板41、一有機電激發光區 42、一平坦層43以及一光學調變層44。 有機電激發光區42係包含至少一有機電激發光元件 42’，有機電激發光元件42’係由一晝素定義層411區隔， φ 且依序包含一第一電極421、一有機官能層422及一第二 電極423。 光學調變層44係包含至少一對應於有機電激發光元 件42’之光學調變單元441 ;另外，光學調變層44亦可包 含相鄰設置的至少一濾光單元442與至少一色轉換單元 442’分別對應於有機電激發光元件42’。 平坦層43例如係設置於有機電激發光元件42’與光學 調變層44之間，以加強平坦化有機電激發光元件42’利於 • 後續之光學調變層44設置於其之上。平坦層43係為透明 或半透明，且平坦層43之材質例如係包含壓克力等聚合 物。 在本實施例中，有機電激發光顯示裝置4更包含一封 裝單元45，設置於基板41之上且覆蓋有機電激發光區42 與光學調變層44以形成一密閉空間46，於此，封裝單元 45係可包含一蓋板與一黏著劑（圖中未顯示），黏著劑係將 蓋板連結於基板41上，黏著劑係為紫外光硬化膠或熱硬 化膠；另外封裝單元45例如係包含一保護層。 13 1271678 承上所述，在本實施例中之基板41、有機電激發光元 件42’之第一電極421、有機官能層422與第二電極423 及光學調變層44的材質、設置/形成方式與特徵係如第一 實施例相同元件之應用，故亦不再贅述。 第四實施例 請參照圖7所示，依據本發明第四實施例之光學調變 封裝單元50，包含一承載單元51以及一光學調變層52。 φ 承載單元51例如係包含一蓋板或一保護層。 光學調變層52係設置於承載單元51上，包含至少一 光學調變單元521，例如相鄰設置的光學調變單元521 ; 另外，光學調變層52亦可由包含至少一濾光單元522與 至少一色轉換單元522’構成。 如第一實施例之光學調變單元231所述，本實施例之 光學調變單元521係選自色轉換層、濾光層、光學多層膜 及半鏡面膜至少其中之一；另外，光學調變單元521亦可 • 由包含一濾光層523與一色轉換層523’疊置構成。 綜上所述，依據本發明較佳實施例之有機電激發光顯 示裝置及其光學調變封裝單元，係將包含一光學調變層之 光學調變封裝單元應用於有機電激發光顯示裝置，其中光 學調變層例如係包含相鄰設置的至少一濾光單元與至少 一色轉換單元，或係包含相鄰設置的光學調變單元構成， 由於有機電激發光顯示裝置包含至少一有機電激發光元 件，且光學調變封裝單元之光學調變層中的濾光單元、色 轉換單元或是光學調變單元分別對應於有機電激發光元 14 1271678 件。因此，有機電激發光元件向上發射之光即可經由設置 於光學調變封裝單元之一表面上的光學調變層作調變。另 外，亦可將光學調變層設置於有機電激發光元件之上，以 對向上發光之有機電激發光裝置作光之調變，而達多彩或 全彩之目的。 以上所述僅為舉例性，而非為限制性者。任何未脫離 本發明之精神與範疇，而對其進行之等效修改或變更，均 Φ 應包含於後附之申請專利範圍中。 【圖式簡單說明】 圖1為一顯示習知之有機電激發光顯示裝置的示意 圖； 圖2〜4為顯示依據本發明第一實施例之有機電激發光 顯示裝置的一組示意圖； 圖5為一顯示依據本發明第二實施例之有機電激發光 鲁顯不裝置的不意圖， 圖6為一顯示依據本發明第三實施例之有機電激發光 顯不裝置的不意圖，以及 圖7為一顯示依據本發明第四實施例之光學調變封裝 單元的示意圖。 元件符號說明： 1 有機電激發光顯示裝置 10 有機電激發光區 15 12716781271678 IX. Description of the Invention: The present invention relates to an organic electroluminescent display device and an optical modulation package unit thereof, and more particularly to an organic electroluminescence light comprising a sealing unit structure of an optical modulation layer Display device and its optical modulation package single early 70 [Prior Art] φ Organic electroluminescent display has self-luminous, no viewing angle limitation, power saving, simple process, low cost, wide operating temperature range, The advantages of high response speed and full coloring have great potential and are expected to become the mainstream of the new generation of flat panel display devices. The organic electroluminescence display device utilizes the self-luminous property of organic functional materials to achieve a remarkable effect. 'According to the molecular weight of the organic material, the organic electroluminescence light display can be divided into small sub-notes. There are two major categories of devices (small molecule OLED, SM_OLED) and pM imermer light-emitting display (PLED). According to different driving methods, % can be divided into two types: passive organic OLED (PM-OLED) and active organic OLED (AM-OLED). For the purpose of full colorization, the current full-color technology used in organic electroluminescent display devices can be divided into three types: the first one uses the three primary colors of R, G, and B as their independent luminescent elements. The second 1271678 uses a blue material with red, green organic phosphors or white light with red, green, and covered organic phosphors to produce various colors of color conversion; the third is a white light-emitting layer. The "Color Passing Method" with color filters; The following is a description of the technique of "Color Conversion Method". As shown in FIG. 1 , a conventional organic electroluminescent display device 1 includes a substrate 11 , an organic electroluminescence region 1 , a flat layer 16 , and a color conversion layer 15 . The color conversion layer 15 is disposed on the substrate 11 . The flat layer 0 16 is disposed on the color conversion layer 15 , and the organic electroluminescence region 1 〇 includes at least one organic electroluminescence element corresponding to the color conversion layer 15 and disposed on the planar layer 16 . The organic electroluminescent device comprises an anode 12, at least one organic functional layer 13 and a cathode 14 in sequence, and the positions of the anode 12 and the cathode 14 are mutually replaceable. The principle of action is to apply an electric current to the electrode to recombine the holes and electrons in the organic functional layer 13 to generate excitons, so that the organic functional layer 13 can produce different colors according to the characteristics of the material. Light release mechanism. • As shown in FIG. 1 , the color conversion layer 15 of the full-color organic electroluminescent display device 1 includes at least one blue filter 15 , at least one green filter 152 , and at least one red filter. a light sheet 153, at least one blue conversion film 151', at least one green conversion film 152, and at least one red conversion film 153; wherein the color conversion films 151, 152, and 153 are respectively disposed on the respective color filters At the same time, in order to facilitate the arrangement of an organic electroluminescent region 10 on the substrate 11, the color conversion layer 15 is planarized by the flat layer 16, and the organic electric excitation is disposed on the substrate The light region 10 emits, for example, a white light. When the white light passes through the blue conversion film 1271678 151', the green conversion film 152, and the red conversion film 153, respectively, it is converted into blue light, green light, and red light, respectively. After the green light and the red light pass through the blue filter 151, the green filter 152, and the red filter 153, respectively, 'the color contrast value of the three primary colors of blue, green, and red can be improved'. Combine the three primary colors of R, G and B produced into the desired Color day face. Since the organofunctional material is very sensitive to moisture and/or oxygen, and φ ensures the service life of the organic electroluminescent region 10, as shown in FIG. 1, the organic electroluminescent display device 1 further includes a package unit such as a cover. 17, adhered to the substrate 11 by an ultraviolet curing adhesive or a thermosetting adhesive to form a sealed space 18 for accommodating the organic electroluminescent region 10 to block the intrusion of moisture and/or oxygen. However, the conventional method of using a color conversion layer disposed on a substrate to achieve full colorization is only suitable for the organic light-emitting display of the downward illumination. Therefore, the present invention provides an application. The light-emitting organic electroluminescent display device and its optical modulation package unit are used for the purpose of full colorization. SUMMARY OF THE INVENTION In view of the above problems, an object of the present invention is to provide an organic electroluminescence display device and a light and modulation sealing unit which are applied to an upward illumination. ^ In order to achieve the above object, an organic electroluminescence display according to the present invention comprises a substrate, at least one organic electroluminescence region, a package unit 1271678, and an optical modulation layer; wherein, the organic electro-excitation layer The optical region includes at least one organic electroluminescent device disposed on the substrate; the packaging unit is coupled to the substrate to form a sealed space to accommodate the organic electroluminescent region; and the optical modulation layer includes at least one corresponding to the organic The optical modulation unit of the excitation light element is disposed on a surface of the package unit. In order to achieve the above object, an organic electroluminescent display device according to the present invention comprises a display substrate and an optical modulation package unit; wherein, the Φ display substrate comprises at least one organic electroluminescent device; and the optical modulation package unit comprises At least one optical modulation unit corresponding to the organic electroluminescent device, the optical modulation packaging unit is coupled to the display substrate to form a sealed space, and accommodates the organic electroluminescent device. In order to achieve the above object, an organic electroluminescent display device according to the present invention comprises a substrate, at least one organic electroluminescent region, a flat layer, and an optical modulation layer. The organic electroluminescent region includes a setting. At least one organic electroluminescent element on the substrate; a flat layer disposed on the #organic electroluminescent element; and an optical modulation layer comprising at least one optical modulation unit corresponding to the organic electroluminescent element. The optical modulation unit includes a filter layer and a color conversion layer, and the filter layer is disposed on the color conversion layer. The optical modulation layer includes at least one filter unit and at least one color conversion unit disposed adjacently. To achieve the above objective, an optical modulation package unit for a flat panel display according to the present invention includes a carrier unit and an optical modulation layer; wherein the optical modulation layer is disposed on the carrier unit and includes at least one optical modulation unit. . 1271678 wherein the optical modulation unit comprises a filter layer and a color conversion layer, and the filter layer is disposed on the color conversion layer. The optical modulation layer includes at least one filter unit and at least one color conversion unit disposed adjacently. As described above, in the organic electroluminescent display device and the optical modulation package unit thereof, the optical modulation package unit is composed of a carrier unit and an optical modulation layer; wherein the optical modulation layer is Having at least one filter unit and at least one color conversion unit disposed adjacent to each other, or an optical modulation unit disposed adjacent to Φ; the organic electroluminescent display device is at least composed of an optical modulation package unit and a display substrate The display substrate includes at least one organic electroluminescence element, and the filter unit, the color conversion unit, or the optical modulation unit in the optical modulation layer of the optical modulation package unit respectively correspond to the organic electroluminescence element, and thus the organic electricity The light emitted from the excitation light element can be modulated via an optical modulation layer disposed on a surface of the optical modulation packaging unit; in addition, the optical modulation layer can also be disposed on the organic electroluminescent optical element. It can also achieve the change of light to achieve the purpose of colorful luster or full color. [Embodiment] Hereinafter, an organic electroluminescence display device and an optical modulation package unit thereof according to a preferred embodiment of the present invention will be described with reference to the accompanying drawings, wherein the same elements will be described with the same reference numerals. First Embodiment Referring to FIG. 2, an organic electroluminescent display device 2 according to a first embodiment of the present invention sequentially includes a display substrate 20 and an optical modulation 1271678 package unit 23. In the present embodiment, the display substrate 20 includes, for example, a substrate 21 and an organic electroluminescent region 22, wherein the organic electroluminescent region 22 includes: at least one organic electroluminescent element 22 disposed on the substrate 21. The optical modulation package unit 23 includes at least one optical modulation unit 231 corresponding to the organic electroluminescent device 22', wherein the optical modulation unit can be selected from the group consisting of a color conversion layer, a filter layer, an optical multilayer film, and a half. The mirror film is one of the small φ; further, as shown in FIG. 3, the optical modulation unit 231 can also include a filter layer 232 and a color conversion layer 232, wherein the filter layer 232 is disposed on the color conversion layer. Above the 232'; and as shown in FIG. 4, the optical modulation package unit 23 may further include at least one filter unit 233 and at least one color conversion unit 233' disposed adjacent to each other corresponding to the organic electroluminescent region 22 Electromechanical excitation light element 22'. The filter unit 233 is, for example, selected from one of a red fluorescent film, a blue filter, a light film, and a green light-emitting film. The color conversion unit 233' includes, for example, a fluorescent light and/or a light-emitting material. The light emitted by the organic electroluminescence element 22' is diffracted, scattered, and excited to produce a change in the color of the luminescent color. In this embodiment, the organic electroluminescent display device 2 according to the preferred embodiment of the present invention may further include an adhesive (not shown) for connecting the optical modulation package unit 23 and the display substrate 20 to form a sealed space. 24, accommodating the organic electroluminescent region 22 and the optical modulation unit 231; wherein the adhesive is, for example, an ultraviolet light curing adhesive or a heat curing adhesive. As described above, the substrate 21 can be selected from at least one of a rigid substrate, a flexible substrate, a glass substrate, a plastic substrate, and a germanium substrate, and the material of the substrate 21 1271678 is selected from the group consisting of polymethyl methacrylate, plastic, and polymer. In addition, as shown in FIG. 4, the substrate 21 may further include an active driving array disposed thereon to form an active driving array substrate, and the ti mobile driving array includes a corresponding one. Electromechanical excitation element 2 2 '酉p lane 1 Summer actuation unit (not shown) for use as an active drive element for the organic electroluminescent element 22'. The organic electroluminescent device 22 is separated by a halogen defining layer 211, and includes a first electrode 22, an organic functional layer 222 and a first electrode 223, wherein the first electrode 221 is usually The anode is made of a conductive metal oxide, and the conductive metal oxide is selected from at least one of indium tin oxide, zinc oxide, indium zinc oxide and tin oxide, for example, by sputtering ( Is formed on the substrate 21 by means of ion plating or the like; the organic functional layer 222 usually comprises a hole injection layer, a hole transfer layer, a light-emitting layer, a hole barrier layer, and a An electron transport layer, an electron injection layer, and combinations thereof (not shown); the organic official Luneng layer 222 can utilize evaporation, spin coating, ink jet printing, and shifting Transfer or printing is formed on the first electrode 221; the second electrode 223 is generally used as a cathode, and the material thereof is made of a conductive material, and the conductive material is selected from the group consisting of Ming, Ma, Mg, Indium, and Tin. Fierce, copper, silver, gold and their alloys at least One of the magnesium-containing alloys may be a magnesium-silver alloy, a magnesium-indium alloy, a magnesium-tin alloy, a magnesium alloy or a magnesium-niobium alloy, which is formed on the organic functional layer 222 by sputtering or ion plating. Further, the materials of the first electrode 221 and the second electrode 223 described above and the application as the anode and the cathode can be interchanged according to the actual needs of 1271678. Second Embodiment Referring to FIG. 5, an organic electroluminescent display device 3 according to a second embodiment of the present invention includes a substrate 31, an organic electroluminescent region 32, a package unit 33, and an optical modulation layer 34. . The organic electroluminescent region 32 includes at least one organic electroluminescent element 32' disposed on the substrate 31. The organic electroluminescent element 32' is separated by a φ-definition defining layer 311, and includes a first electrode 321, an organic functional layer 322 and a second electrode 323 in sequence. The package unit 33 is coupled to the substrate 31 to form a sealed space 35 for accommodating the organic electroluminescent region 32. The optical modulation layer 34 is disposed on a surface of the package unit 33, and includes at least one optical modulation unit 341 corresponding to the organic electroluminescent element 32'; wherein the optical modulation unit 341 is selected from the color At least one of a conversion layer, a filter layer, an optical multilayer film, and a semi-mirror film, or a filter, a light layer 343 and a color conversion layer 343' are stacked (as shown in FIG. 5); The modulation layer 34 may also be configured by including at least one filter unit 342 and at least one color conversion unit 342' disposed adjacent to each other corresponding to the organic electroluminescent element 32'. The encapsulating unit 33 can include a cover plate and an adhesive (not shown). The adhesive is attached to the substrate 31. The adhesive is, for example, an ultraviolet curing adhesive or a thermosetting adhesive. The packaging unit 3 3 It can also be a passivation layer. In this embodiment, the material, arrangement, formation, and characteristics of the substrate 31, the first electrode 321 of the organic electroluminescent device 32', the organic functional layer 322 and the second electrode 323, and the optical modulation layer 34 are as shown in the first embodiment. The embodiment is the same as the application of the 12 1271678 component, so it will not be described again. Referring to FIG. 6 , an organic electroluminescent display device 4 according to a third embodiment of the present invention sequentially includes a substrate 41 , an organic electroluminescent region 42 , a flat layer 43 , and an optical modulation . Layer 44. The organic electroluminescent region 42 includes at least one organic electroluminescent element 42', and the organic electroluminescent element 42' is separated by a halogen defining layer 411, and sequentially includes a first electrode 421 and an organic function. Layer 422 and a second electrode 423. The optical modulation layer 44 includes at least one optical modulation unit 441 corresponding to the organic electroluminescent device 42'. In addition, the optical modulation layer 44 may further include at least one filter unit 442 and at least one color conversion unit disposed adjacently. 442' corresponds to the organic electroluminescent element 42', respectively. The planarization layer 43 is disposed, for example, between the organic electroluminescent device 42' and the optical modulation layer 44 to enhance the planarization of the organic electroluminescent device 42'. The subsequent optical modulation layer 44 is disposed thereon. The flat layer 43 is transparent or translucent, and the material of the flat layer 43 is, for example, a polymer such as acrylic. In this embodiment, the organic electroluminescent display device 4 further includes a package unit 45 disposed on the substrate 41 and covering the organic electroluminescent region 42 and the optical modulation layer 44 to form a sealed space 46. The encapsulating unit 45 can include a cover plate and an adhesive (not shown). The adhesive is attached to the substrate 41 by an adhesive, and the adhesive is an ultraviolet curing adhesive or a thermosetting adhesive. In addition, the packaging unit 45 is, for example, It contains a protective layer. 13 1271678 According to the above, the substrate 41, the first electrode 421 of the organic electroluminescent device 42', the organic functional layer 422 and the second electrode 423, and the optical modulation layer 44 are made, arranged/formed. The manners and features are the same as those of the first embodiment, and therefore will not be described again. Fourth Embodiment Referring to FIG. 7, an optical modulation package unit 50 according to a fourth embodiment of the present invention includes a carrier unit 51 and an optical modulation layer 52. The φ carrying unit 51 comprises, for example, a cover or a protective layer. The optical modulation layer 52 is disposed on the carrying unit 51, and includes at least one optical modulation unit 521, for example, an optical modulation unit 521 disposed adjacently. The optical modulation layer 52 may also include at least one filter unit 522. At least one color conversion unit 522' is constructed. As described in the optical modulation unit 231 of the first embodiment, the optical modulation unit 521 of the present embodiment is selected from at least one of a color conversion layer, a filter layer, an optical multilayer film, and a semi-mirror film; The variable unit 521 can also be formed by stacking a filter layer 523 and a color conversion layer 523'. In summary, an organic electroluminescent display device and an optical modulation packaging unit thereof according to a preferred embodiment of the present invention apply an optical modulation packaging unit including an optical modulation layer to an organic electroluminescent display device. The optical modulation layer comprises, for example, at least one filter unit and at least one color conversion unit disposed adjacent to each other, or comprises an optical modulation unit disposed adjacent to each other, wherein the organic electroluminescent display device comprises at least one organic electroluminescent light. The component, and the filter unit, the color conversion unit or the optical modulation unit in the optical modulation layer of the optical modulation package unit respectively correspond to the organic electroluminescent element 14 1271678. Therefore, the light emitted upward by the organic electroluminescence element can be modulated by the optical modulation layer disposed on one surface of the optical modulation package unit. In addition, the optical modulation layer may be disposed on the organic electroluminescent device to modulate the light of the organic electroluminescent device that emits light upward, thereby achieving the purpose of colorful or full color. The above is intended to be illustrative only and not limiting. Any equivalent modifications or alterations to the spirit and scope of the invention are intended to be included in the scope of the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic view showing a conventional organic electroluminescent display device; FIGS. 2 to 4 are a set of schematic views showing an organic electroluminescent display device according to a first embodiment of the present invention; 1 is a schematic view showing an organic electroluminescence display device according to a second embodiment of the present invention, and FIG. 6 is a schematic view showing an organic electroluminescence display device according to a third embodiment of the present invention, and FIG. 7 is A schematic diagram showing an optical modulation package unit in accordance with a fourth embodiment of the present invention. Description of component symbols: 1 Organic electroluminescence display device 10 Organic electroluminescence region 15 1271678
11 基板 12 陽極 13 有機官能層 14 陰極 15 色轉換層 151 藍色滤光片 151， 藍色轉換膜 152 綠色濾光片 152, 綠色轉換膜 153 紅色滤光片 153, 紅色轉換膜 16 平坦層 17 封裝單元 18 密閉空間 2 有機電激發光顯示裝置 20 顯不基板 21 基板 211 晝素定義層 22 有機電激發光區 22， 有機電激發光元件 221 第一電極 222 有機官能層 223 第二電極 23 光學調變封裝單元 127167811 Substrate 12 Anode 13 Organic Functional Layer 14 Cathode 15 Color Conversion Layer 151 Blue Filter 151, Blue Conversion Film 152 Green Filter 152, Green Conversion Film 153 Red Filter 153, Red Conversion Film 16 Flat Layer 17 Packaging unit 18 Confined space 2 Organic electroluminescent display device 20 Substrate 21 Substrate 211 Substrate defining layer 22 Organic electroluminescent region 22, organic electroluminescent element 221 First electrode 222 Organic functional layer 223 Second electrode 23 Optics Modulation package unit 1271678
231 光學調變單元 232 濾光層 232’ 色轉換層 233 濾光單元 233， 色轉換單元 24 密閉空間 3 有機電激發光顯示裝置 31 基板 311 晝素定義層 32 有機電激發光區 32? 有機電激發光元件 321 第一電極 322 有機官能層 323 第二電極 33 封裝單元 34 光學調變層 341 光學調變單元 342 濾光單元 342, 色轉換單元 343 濾光層 343’ 色轉換層 35 密閉空間 4 有機電激發光顯不裝置 41 基板 17 1271678231 Optical modulation unit 232 Filter layer 232' Color conversion layer 233 Filter unit 233, Color conversion unit 24 Confined space 3 Organic electroluminescence display device 31 Substrate 311 Alizarin definition layer 32 Organic electroluminescence region 32? Organic electricity Excitation element 321 First electrode 322 Organic functional layer 323 Second electrode 33 Packaging unit 34 Optical modulation layer 341 Optical modulation unit 342 Filter unit 342, Color conversion unit 343 Filter layer 343' Color conversion layer 35 Confined space 4 Organic electroluminescence excitation device 41 substrate 17 1271678
411 畫素定義層 42 有機電激發光區 42, 有機電激發光元件 421 第一電極 422 有機官能層 423 第二電極 43 平坦層 44 光學調變層 441 光學調變單元 442 濾光單元 442’ 色轉換單元 45 封裝單元 46 密閉空間 50 光學調變封裝單元 51 承載單元 52 光學調變層 521 光學調變單元 522 濾光單元 522, 色轉換單元 523 濾光層 523, 色轉換層411 pixel definition layer 42 organic electroluminescence region 42, organic electroluminescence element 421 first electrode 422 organic functional layer 423 second electrode 43 flat layer 44 optical modulation layer 441 optical modulation unit 442 filter unit 442 'color Conversion unit 45 encapsulation unit 46 confined space 50 optical modulation package unit 51 carrier unit 52 optical modulation layer 521 optical modulation unit 522 filter unit 522, color conversion unit 523 filter layer 523, color conversion layer