TW201225352A - Non-rectangular light emitting device - Google Patents

Non-rectangular light emitting device Download PDF

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Publication number
TW201225352A
TW201225352A TW99141818A TW99141818A TW201225352A TW 201225352 A TW201225352 A TW 201225352A TW 99141818 A TW99141818 A TW 99141818A TW 99141818 A TW99141818 A TW 99141818A TW 201225352 A TW201225352 A TW 201225352A
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Taiwan
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side length
plane
light
emitting diode
package
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TW99141818A
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Chinese (zh)
Inventor
zhi-xuan Lv
Fang-Yi Li
wei-gang Zheng
Yi-Sheng Ding
xi-ming Pan
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Formosa Epitaxy Inc
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Priority to TW99141818A priority Critical patent/TW201225352A/en
Publication of TW201225352A publication Critical patent/TW201225352A/en

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Abstract

This invention concerns a non-rectangular light emitting device, which comprises at least one light emitting diode chip. On one surface of the light emitting diode chip is a first length and a second length. The first length is adjacent to the second length. The product of the first length and the second length does not equal to the surface area of the light emitting diode chip. This invention thereby provides a packaging structure with a longer perimeter while the area remains the same.

Description

201225352 六、發明說明: 【發明所屬之技術領域】 [0001] 本發明係有關於一種發光裝置,特別是指—種非矩 形發光裝置。 【先前技術】 [0002] 世界最早的發光二極體產品出現在西元1968年,之 〇 ❹ 後光電產業陸續研發出許多顏色發光二極體,而直至西 元1993年日本日亞公司成功開發出發光效率較高的藍綠 光發光二極體後,方使全衫化的發光二極體產品得以實 現。由於,在GalnN系的藍色及綠色發光二極體開發完成 後,白光發光二極體即成為業界追求的對象。從1 996年日 亞化學量產白光發光二極雜蘭始,全球發光二極體業者紛 紛將研發的重點轉移至白光畚光二極體,其完全可以取 代現有白熾燈實現室内外照明,亦將廣泛地、革命性地 取代傳統之白熾燈等現有之光源’進而成為符合節能環 保主題之主要光源。因此發光二極體因具高耐震性、壽 命長、耗電量少等特性,而廣泛應用於民眾之曰常生活 中,例如:家電用品、各種儀器之指示燈或光源等,且戶 外發光裝置或顯示裝置亦越來越普遍地採用發光二極體 做為發光元件’例如:交通號諸、戶外電子看板,且隨著 現今顯示裝置受到節能省碳之風氣影響,液晶顯示器之 背光源亦逐漸普遍採用發光二極體做為背光源主流,其 原因在於發光二極體可符合高亮度、低耗電之需求,也 就是發光二極體可符合省電節能之綠色環保訴求,又可 提供高亮度的照明,其中尤以白光發光二極體做為光源 099141818 的發明為較佳之照明應用。 表單編號A0101 第3頁/共22頁 0992072667-0 201225352 請參閱第一A圖與第一β圖,其為習知發光裝置之俯 視圖與側視圖。如第一Α圖與第一Β圖所示,習知發光裝 置10係包含一發光二極體晶片12與—封裝體14,該發光 二極體12為矩形或正方形之發光二極體晶粒,也就是, 因此如第一A圖所示,發光二極體12之使用面積的大小即 為發光二極體12之邊長的乘積。由於封裝體14封裝發光 二極體12所需之面積大小與發光二極體12之面積大小成 正比,且封裝體14之外形係對應於發光二極體12之外形 ,因此封裝體14大小亦為邊長之乘積,如此習知發光裝 置需透過放大發光二極難之使用面積,方可增加其周長 ’雖然習知發光裝置可依據發光二極體之使用面積的大 小以增加周長,但發光裝置之使用面積有限,因而造成 習知發光二極體的設置數量減少。 有鑑於此’本發明提出-種非矩形發縫置,其改 善發光裝置之幾何外形,以使發光裝置的封裝結構的周 長增加卻不改變使用面積 【發明内容】 [0003] 099141818 本發明之一目的在於提供一種非矩形發光裝置,其 利用發光二極體晶片之二邊長乘積不等於發光二極體晶 片之使用面積’以讓發光裝置之面積維持不變並增加周 本發明係提供—種非矩形發光裝置,其包含至少一 發光二極體晶片,其-第-平面具-第-邊長與—第二 邊長,該第—邊長㈣於該第二邊長,該第-邊長與該 第二邊長之乘積# 、 寻於平面的—面積,且本發明 ^包含—封裝體,該封裝體包覆該 表早編號A0101 « , ^ 1上歷日日月,該 第4頁/共22頁 09920' 201225352 封裝體内部之一第二平面具一第三邊長與—第四邊長 該第三邊長相鄰於該第四邊長’該第三邊長與該第 四邊 長之乘積不等於該封裝體内部之該平面的— 田積’此外 該封裝體外部之一第三平面具一第五邊長與一第六邊長 ,該第五邊長相鄰於該第六邊長,該第五邊長與該第丄 邊長之乘積不等於該封裝體内部之該平面的—面積。 茲為使貴審查委員對本發明之結構特徵及所達成 之功效更有進一步之瞭解與認識,謹佐以較佳之實施幻 圖及配合詳細之說明,說明如後: 【實施方式】 [0004] 請參閱第二A圖至第二D圖,其為本發明之一較佳實 施例的俯視圖與側視圖。如第二A圖所示,其:表示本發明 之一非矩形發光裝置20,其包含至少一發先二極體晶片 22與一封裝體24,封裝體24包覆該發光二極體晶片22, 發光二極體晶片22上設有一第一電極222、一第二電極 224、一第一導線226與一第二導線228,第一導線226係 插設於封裝體34並連揍至該第一電極222,第二導線228 係插設於封裝體24並連接於該第二電極224,以讓發光二 極體22經第一電極222、第二電極224、第一導線226與 第二導線228連接至外部電源電路(圖未示),以藉此驅 動發光二極體晶片22發光。其中,如第二B圖所示,本實 施例之發光二極體晶片22為一正面發光型發光二極體, 但本發明不限於此,本發明之非矩形發光裝置20更可應 用於覆晶式發光二極體或垂直式發光二極體,也就是發 光二極體晶片22更可為覆晶式發光二極體或垂直式發光 二極體。 表單編號A0101 099141818 第5頁/共22頁 0992072667-0 201225352 復參閱第二A圖’該發光二極體晶片22之一第一平面 A1具一第一邊長L1與一第二邊長L2,且該第一邊長L1係 相鄰於該第二邊長L2,該第一邊長L1與該第二邊長[2之 乘積不等於該第一平面A1的一面積,同時該第一邊長L1 與該第二邊長L2之乘積更大於該第一平面A1的面積,其 中該第一邊長L1與該第二邊長L2之間形成一第一夾角Θ1 ,且該第一邊長L1與該第二邊長L2之該第一夾角Θ1為30 度角至150度角且不等於90度角,也就是第一平面A1之内 角皆不等於90度,如此本實施例之發光二極體晶片22之 第一平面A1為一包食轉第一邊長:Η與該第二邊長L2之四 邊形,且該四邊形之内角皆不等於90度,例如:平行四邊 形,所以發明二極體晶片22之第一平面A1柑較於相同面 積之矩形平面具較長的周長。 承接上述,本實施例之該發光二極體晶片2 2係設有 該第一電極222與該第二電極224,該些電極222、224之 間距為50微米至150微米,該發光三極體晶片22具有一 第一邊角232與一第二邊角234,該些邊角232、234係相 對設置,又該些電極222、224分別設置於之第一邊角 232與第二邊角234上,該些邊角232、234之角度係小於 90度。如第二A圖與第二B圖所示,第一電極222與第二電 極224設置於發光二極體晶片22上,第一導線226與第二 導線228係分別連接第一電極222與第二電極224,其中 ,第一電極222、第二電極224、第一導線226與第二導 線228之材料為選自於金、銀、鉛、銦、錫、導電膠及上 述之組合的其中之一^再者’本實施例之發光二極體晶 片22為一四邊形結構,但本發明不限於此。 099141818 表單編號A0101 第6頁/共22頁 0992072667-0 201225352 如第二C圖與第二D圖所示,該封裝體24内部之—第 二平面A2具一第三邊長L3與一第四邊長u,且該第三邊 長L3係相鄰於該第四邊長L4。由於封裝體24之第二平面 A2為接觸發光二極體晶片22之第一平面M,因而對稱於 第一平面A1之幾何外形,因此該第三邊長L3與該第四邊 長L4之乘積亦不等於該封裝體24内部之該第二平面…的 一面積,同時該第三邊長L3與該第四邊長L4之乘積更大 於該封裝體24内部之該第二平面A2的面積,其中該第二 邊長L3與該第四邊長L4之間形成f第二夾角Θ2,且因封 裝體24之第二平面A2對稱於發光二極體晶片22之第一平 面A1 ’所以該第三邊長L3與該第四邊長L4之該第二夾角 Θ 2亦為30度角至丨5〇度角且不等於9〇度角,也就是第二 平面A2之内角皆不等於90度,如此本實施例之封裝體24 之第二平面A2亦為-包含該第三邊長13與該第四邊長u 之四邊形,且該四邊形之内角皆不等於90度,同時,該 第二邊長L3平行於該第一邊長u,且該第^邊長u平行 於該第二邊長L2。 其中,該封裝體24之材料選自於透明樹脂 、矽膠、 或上述材料之任意組合’其中該透明樹脂可為環氧樹脂 、聚乙稀或聚丙稀等,再者’本發明之封裝體24更可掺 雜螢光叙,該螢光粉之材料選自於黃色記銘石梅石 (Yttrium Aluminum Garnet,簡稱yag),黃色铽鋁石 榴石(Terbium Aluminum Garnet,簡稱TAG),黃色石夕 酸鹽(Silicate),例如具Sr2Si〇4或Sr3Si05晶相之組 合物,硫化物(Sulfate),氮化物(Nitrate),或上述 材料之任意組合。 099141818 表單編號A0101 第7頁/共22頁 099‘ 201225352 此外,復參閱第二C圖與第二D圖,並請一併參閱第 二A圖'封裝體24外部具一第三平面A3,該第三平面A3具 一第五邊長L5與一第六邊長L6,且第五邊長L5係相鄰於 第六邊長L6。由於本實施例之封裝體24之外形係對應於 發光二極體晶片22之外形,也就是封裝體24之第三平面 A3的對角線對應於發光二極體晶片22之第一平面A1的對 角線,亦即封裝體24之第三平面A3的對角線相鄰或疊合 於發光二極體晶片22之第一平面A1的對角線,因此該第 五邊長L5與該第六邊長L6之乘積亦為不等於該封裝體14 外部之該第三平面A3的一面積,但本發明不限於此,本 發明之封裝體24之第三平面A3的内角亦可對應於發光二 極體22之第一平面A1的四邊,也就是第一平面A1之對角 線未與第三平面A3之對角線相互對應,亦即封裝體24之 第三平面A3的對角線並未相鄰或疊合於發光二極體晶片 22之第一平面A1的對角線。 其中,該第五邊長L5與該第六邊長L6之間形成一第 三夾角Θ3,且因該第五邊長L5與該第六邊長L6之第三夾 角Θ 3係對應於該第一邊長L1與該第二邊長L2之第一夾角 Θ1,所以該第五邊長L5與該第六邊長L6之該第三夾角Θ 3亦為30度角至150度角且不等於90度角,也就是第三平 面A3之内角皆不等於90度,如此本實施例之封裝體24之 第三平面A3為一包含該第五邊長L5與該第六邊長L6之四 邊形,且該四邊形之内角皆不等於90度,再者,第三平 面A3對應於第一平面A1,所以封裝體24之第三平面A3相 較於相同面積之矩形平面亦具較長的周長。 請參閱第三A圖至第三B圖,其為本發明之另一實施 099141818 表單編號A0101 第8頁/共22頁 0992072667-0 201225352 例的俯視圖與側視圖。其中第二A圖至第二B圖與第三A圖 至第三B圖之差異在於第二A圖至第二B圖為四邊形之外觀 ,第三A圖至第三B圖為三角形之外觀。如第三A圖所示, 本發明之非矩形發光裝置30包含一發光二極體晶片32與 一封裝體34,由於發光二極體晶片與封裝體34之外形相 互對應,所以發光二極體晶片32與封裝體34皆為三角形 。再者,本實施例之該發光二極體晶片32係設有一第一 電極322與一第二電極324,第一電極322連接一第一導 線326,第二電極324連接一第二導線328,該些電極322 、324之間距為50微米至150微米,且該發光二極體晶片 32具有一第一邊角332與一第二邊角334,該些邊角332 、334係相對設置,又該些電極322、324分別設置於之 第一邊角332與第二邊角334上,該些邊角332、334之角 度係小於90度。 復參閱第三A圖,該發光二極體晶片32之一第四平面 A4具一第七邊長L7與一第八邊長L8,且該第七邊長L7係 相鄰於該第八邊長L8,該第七邊長L7與該第八邊長L8之 乘積不等於該第四平面A4的一面積,同時該第七邊長L7 與該第八邊長L8之乘積更大於該第四平面A4的面積,其 中該第七邊長L7與該第八邊長L8之間形成一第四夾角Θ4 ,且該第七邊長L7與該第八邊長L8之該第一夾角Θ1為30 度角至150度角且不等於90度角,也就是第四平面A4之内 角皆不等於90度,如此本實施例之發光二極體晶片22之 第四平面A4為一包含該第七邊長L7與該第八邊長L8之三 角形,且發明二極體晶片32之第四平面A4相較於相同面 積之正三角形平面具較長的周長。 099141818 表單編號A0101 第9頁/共22頁 0992072667-0 201225352 此外,由於發光二極體晶片32與封裝體34之外形相 互對應,其原理等同上述第二A圖至第二D圖之實施例的 發光二極體晶片22與封裝體24之外形相互對應,因此封 裝體34接觸發光二極體晶片32之第四平面A4之内部平面 亦為相同幾何外形,且封裝體34外部之平面亦為相同幾 何外形,因此發光二極體晶片32與封裝體34之平面皆可 較相同面積之正三角形平面具更大之周長。 综上所述,本發明為一種非矩形發光裝置,其藉由 發光二極體晶片之平面在使用面積維持不變的情況下增 加周長,所以發光二極體晶片之使用面積不等於邊長乘 積,且因封裝體係對應於發光二極體之幾何外形,所以 封裝體亦是在面積維持不變的情況下增加周長。 雖然本發明已以較佳實施例揭露如上,然其並非用 以限定本發明,任何熟習此技藝者,在不脫離本發明之 精神和範圍内,當可作些許之更動與潤飾,因此本發明 之保護範圍當視後附之申請專利範圍所界定者為準。 【圖式簡單說明】 [0005] 第一A圖為習知發光裝置之俯視圖; 第一 B圖為習知發光裝置之側視圖; 第二A圖為本發明之一較佳實施例的俯視圖; 第二B圖為本發明之一較佳實施例的側視圖; 第二C圖為本發明之封裝體之一較佳實施例的俯視圖; 第二D圖為本發明之封裝體之一較佳實施例的侧視圖; 第三A圖為本發明之另一較佳實施例的俯視圖;以及 第三B圖為本發明之另一較佳實施例的側視圖。 099141818 表單編號A0101 第10頁/共22頁 0992072667-0 201225352201225352 VI. Description of the Invention: [Technical Field of the Invention] [0001] The present invention relates to a light-emitting device, and more particularly to a non-circular light-emitting device. [Prior Art] [0002] The world's earliest light-emitting diode products appeared in 1968, after which the optoelectronics industry successively developed many color-emitting diodes, and until 1993, Japan Nichia Corporation successfully developed the light. After the high efficiency of the blue-green light-emitting diode, the full-length LED product can be realized. Since the development of the blue and green light-emitting diodes of the GalnN system, the white light-emitting diode has become an object of the industry. From the beginning of the Nissan chemical production of white light-emitting diodes in 1996, the global light-emitting diode industry has shifted the focus of research and development to white light-emitting diodes, which can completely replace the existing incandescent lamps for indoor and outdoor lighting. Extensively and revolutionarily replacing existing light sources such as traditional incandescent lamps, and thus becoming the main light source in line with the theme of energy conservation and environmental protection. Therefore, the light-emitting diode is widely used in the daily life of the people because of its high shock resistance, long life, and low power consumption, such as household appliances, indicator lights or light sources of various instruments, and outdoor lighting devices. Or display devices are more and more commonly used as light-emitting elements such as: traffic numbers, outdoor electronic billboards, and with the current trend of energy-saving and carbon-saving display devices, the backlight of liquid crystal displays is gradually The reason why the light-emitting diode is generally used as the backlight mainstream is that the light-emitting diode can meet the requirements of high brightness and low power consumption, that is, the light-emitting diode can meet the green environmental protection appeal of power saving and energy saving, and can provide high The illumination of brightness, especially the white light emitting diode as the light source 099141818, is a preferred lighting application. Form No. A0101 Page 3 of 22 0992072667-0 201225352 Please refer to the first A diagram and the first β diagram, which are a top view and a side view of a conventional illumination device. As shown in the first and first drawings, the conventional light-emitting device 10 includes a light-emitting diode chip 12 and a package body 14, and the light-emitting diode 12 is a rectangular or square light-emitting diode crystal grain. That is, as shown in FIG. A, the size of the area of use of the light-emitting diode 12 is the product of the side length of the light-emitting diode 12. Since the size of the area required for the package 14 to package the LEDs 12 is proportional to the size of the area of the LEDs 12, and the shape of the package 14 corresponds to the shape of the LEDs 12, the size of the package 14 is also In order to increase the circumference of the light-emitting diode, the conventional light-emitting device can increase the circumference of the light-emitting diode according to the size of the light-emitting diode. However, the use area of the illuminating device is limited, thereby causing a reduction in the number of conventional light-emitting diodes. In view of the above, the present invention proposes a non-rectangular hairline which improves the geometric shape of the light-emitting device so as to increase the circumference of the package structure of the light-emitting device without changing the use area. [0003] 099141818 It is an object of the invention to provide a non-rectangular light-emitting device that utilizes the product of the length of the two sides of the light-emitting diode chip not equal to the area of use of the light-emitting diode chip to maintain the area of the light-emitting device and increase the number of the invention provided by the present invention. A non-rectangular light-emitting device comprising at least one light-emitting diode wafer having a first-plane-first-side length and a second-side length, the first-side length (four) being longer than the second side, the first- The product of the side length and the length of the second side #, the plane-seeking area, and the invention includes a package, the package encapsulating the table as early as A0101 « , ^ 1 calendar day, month, month 4 pages/total 22 pages 09920' 201225352 One of the interiors of the package has a third side length and a fourth side length which is adjacent to the fourth side length 'the third side length and the The product of the fourth side length is not equal to the inside of the package The third surface of the outer surface of the package has a fifth side length and a sixth side length, the fifth side length being adjacent to the sixth side length, the fifth side length and the The product of the third side length is not equal to the area of the plane inside the package. In order to give your review board members a better understanding and understanding of the structural features and efficacies of the present invention, the best implementation of the illusion and the detailed description will be described as follows: [Embodiment] [0004] Referring to Figures 2A through 2D, which are top and side views of a preferred embodiment of the present invention. As shown in FIG. 2A, it shows a non-rectangular light-emitting device 20 of the present invention, which comprises at least one precursor diode chip 22 and a package body 24, and the package body 24 covers the light-emitting diode chip 22. A first electrode 222, a second electrode 224, a first wire 226 and a second wire 228 are disposed on the LED chip 22. The first wire 226 is inserted into the package body 34 and connected to the first wire 228. An electrode 222, the second wire 228 is inserted into the package body 24 and connected to the second electrode 224, so that the light emitting diode 22 passes through the first electrode 222, the second electrode 224, the first wire 226 and the second wire The 228 is connected to an external power supply circuit (not shown) to thereby drive the light emitting diode chip 22 to emit light. The light-emitting diode chip 22 of the present embodiment is a front-emitting light-emitting diode, as shown in the second embodiment. However, the present invention is not limited thereto, and the non-rectangular light-emitting device 20 of the present invention is more applicable to the overlay. The crystal light emitting diode or the vertical light emitting diode, that is, the light emitting diode chip 22, may be a flip chip light emitting diode or a vertical light emitting diode. Form No. A0101 099141818 Page 5 of 22 0992072667-0 201225352 Referring to FIG. 2A', the first plane A1 of one of the LED chips 22 has a first side length L1 and a second side length L2, And the first side length L1 is adjacent to the second side length L2, and the first side length L1 is longer than the second side length [2 is not equal to an area of the first plane A1, and the first side The product of the length L1 and the second side length L2 is larger than the area of the first plane A1, wherein the first side length L1 and the second side length L2 form a first angle Θ1, and the first side length The first angle Θ1 of the L1 and the second side length L2 is an angle of 30 degrees to 150 degrees and is not equal to an angle of 90 degrees, that is, the inner angle of the first plane A1 is not equal to 90 degrees, so that the light-emitting two of the embodiment The first plane A1 of the polar body wafer 22 is a quadrilateral shape of the first side of the packaged food: Η and the second side of the second side L2, and the inner angle of the quadrilateral is not equal to 90 degrees, for example, a parallelogram, so the invention of the pole The first plane A1 of the body wafer 22 has a longer circumference than the rectangular plane of the same area. In the above embodiment, the LED body 2 2 of the embodiment is provided with the first electrode 222 and the second electrode 224. The distance between the electrodes 222 and 224 is 50 micrometers to 150 micrometers. The wafer 22 has a first corner 232 and a second corner 234. The corners 232 and 234 are oppositely disposed. The electrodes 222 and 224 are respectively disposed at the first corner 232 and the second corner 234. The angles of the corners 232, 234 are less than 90 degrees. As shown in FIG. 2A and FIG. 2B, the first electrode 222 and the second electrode 224 are disposed on the LED substrate 22, and the first wire 226 and the second wire 228 are respectively connected to the first electrode 222 and the second electrode 222. The second electrode 224, wherein the first electrode 222, the second electrode 224, the first wire 226 and the second wire 228 are made of a material selected from the group consisting of gold, silver, lead, indium, tin, conductive paste, and combinations thereof. Further, the light-emitting diode wafer 22 of the present embodiment has a quadrangular structure, but the present invention is not limited thereto. 099141818 Form No. A0101 Page 6 / Total 22 Page 0992072667-0 201225352 As shown in the second C diagram and the second D diagram, the second plane A2 inside the package body 24 has a third side length L3 and a fourth The side length u is, and the third side length L3 is adjacent to the fourth side length L4. Since the second plane A2 of the package body 24 is in contact with the first plane M of the LED array 22, and is symmetric with respect to the geometric shape of the first plane A1, the product of the third side length L3 and the fourth side length L4 It is also not equal to an area of the second plane ... inside the package body 24, and the product of the third side length L3 and the fourth side length L4 is larger than the area of the second plane A2 inside the package body 24, Wherein the second side length L3 and the fourth side length L4 form a second angle Θ2, and since the second plane A2 of the package body 24 is symmetric with the first plane A1 of the LED array 22, the first The second angle Θ 2 of the three-side length L3 and the fourth side length L4 is also from 30 degrees to 丨5〇 degrees and not equal to 9 degrees, that is, the inner angle of the second plane A2 is not equal to 90 degrees. The second plane A2 of the package body 24 of the present embodiment is also a quadrilateral shape including the third side length 13 and the fourth side length u, and the inner angle of the quadrilateral is not equal to 90 degrees, and the second The side length L3 is parallel to the first side length u, and the second side length u is parallel to the second side length L2. Wherein, the material of the package body 24 is selected from a transparent resin, a silicone rubber, or any combination of the above materials, wherein the transparent resin may be epoxy resin, polyethylene or polypropylene, etc., and the package 24 of the present invention. It can be doped with fluorescein. The material of the phosphor powder is selected from Yttrium Aluminum Garnet (yag), yellow garnet (Terbium Aluminum Garnet, TAG for short), yellow sulphuric acid. Silicate, for example, a composition having a crystalline phase of Sr2Si〇4 or Sr3Si05, a sulfide (Sulfate), a nitride (Nitrate), or any combination of the above. 099141818 Form No. A0101 Page 7 / Total 22 Pages 099' 201225352 In addition, refer to the second C picture and the second D picture, and please refer to the second A picture 'the external part of the package 24 has a third plane A3, which The third plane A3 has a fifth side length L5 and a sixth side length L6, and the fifth side length L5 is adjacent to the sixth side length L6. Since the outer shape of the package body 24 of the embodiment corresponds to the outer shape of the light-emitting diode wafer 22, that is, the diagonal line of the third plane A3 of the package body 24 corresponds to the first plane A1 of the light-emitting diode wafer 22. The diagonal, that is, the diagonal of the third plane A3 of the package 24 is adjacent or superposed on the diagonal of the first plane A1 of the LED wafer 22, and thus the fifth side length L5 and the first The product of the six-side length L6 is not equal to an area of the third plane A3 outside the package body 14, but the invention is not limited thereto, and the inner angle of the third plane A3 of the package body 24 of the present invention may also correspond to the light emission. The four sides of the first plane A1 of the diode 22, that is, the diagonal of the first plane A1 do not correspond to the diagonal of the third plane A3, that is, the diagonal of the third plane A3 of the package 24 and A diagonal line that is not adjacent or superposed on the first plane A1 of the LED wafer 22. A third angle Θ3 is formed between the fifth side length L5 and the sixth side length L6, and the third angle Θ3 of the fifth side length L5 and the sixth side length L6 corresponds to the first The first angle Θ1 of the length L1 and the second side length L2, the third angle Θ 3 of the fifth side length L5 and the sixth side length L6 is also an angle of 30 degrees to 150 degrees and is not equal to The 90-degree angle, that is, the inner angle of the third plane A3 is not equal to 90 degrees, so that the third plane A3 of the package body 24 of the embodiment is a quadrilateral including the fifth side length L5 and the sixth side length L6. Moreover, the inner angle of the quadrilateral is not equal to 90 degrees. Further, the third plane A3 corresponds to the first plane A1, so the third plane A3 of the package body 24 has a longer circumference than the rectangular plane of the same area. Please refer to FIG. 3A to FIG. 3B, which are another embodiment of the present invention. 099141818 Form No. A0101 Page 8 of 22 0992072667-0 201225352 Example of a top view and a side view. The difference between the second A picture and the second B picture and the third A picture to the third B picture is that the second A picture to the second B picture are the appearance of the quadrilateral, and the third A picture to the third B picture are the appearance of the triangle. . As shown in FIG. 3A, the non-rectangular light-emitting device 30 of the present invention comprises a light-emitting diode chip 32 and a package body 34. Since the light-emitting diode chip and the package body 34 correspond to each other, the light-emitting diodes are arranged. Both the wafer 32 and the package 34 are triangular. Furthermore, the LEDs 32 of the present embodiment are provided with a first electrode 322 and a second electrode 324. The first electrode 322 is connected to a first wire 326, and the second electrode 324 is connected to a second wire 328. The electrodes 322 and 324 are between 50 micrometers and 150 micrometers apart, and the light-emitting diode chip 32 has a first corner 332 and a second corner 334. The corners 332 and 334 are oppositely disposed. The electrodes 322, 324 are respectively disposed on the first corner 332 and the second corner 334, and the angles of the corners 332, 334 are less than 90 degrees. Referring to FIG. 3A, a fourth plane A4 of the LED chip 32 has a seventh side length L7 and an eighth side length L8, and the seventh side length L7 is adjacent to the eighth side. a length L8, the product of the seventh side length L7 and the eighth side length L8 is not equal to an area of the fourth plane A4, and the product of the seventh side length L7 and the eighth side length L8 is greater than the fourth An area of the plane A4, wherein the seventh side length L7 and the eighth side length L8 form a fourth angle Θ4, and the first angle Θ1 of the seventh side length L7 and the eighth side length L8 is 30 The angle of the angle to 150 degrees and not equal to the angle of 90 degrees, that is, the inner angle of the fourth plane A4 is not equal to 90 degrees, so that the fourth plane A4 of the LED wafer 22 of the embodiment is one including the seventh side. The length L7 is triangular to the eighth side length L8, and the fourth plane A4 of the inventive diode wafer 32 has a longer circumference than the equilateral triangle plane of the same area. 099141818 Form No. A0101 Page 9 of 22 0992072667-0 201225352 In addition, since the LEDs 32 and the package 34 are externally corresponding to each other, the principle is equivalent to the above embodiments of the second A to the second D The LEDs 22 and the external shape of the package 24 correspond to each other. Therefore, the inner plane of the fourth plane A4 of the package 34 contacting the LED array 32 is also the same geometric shape, and the plane outside the package 34 is the same. The geometric shape, so that the plane of the LED array 32 and the package 34 can have a larger circumference than the equilateral triangle plane of the same area. In summary, the present invention is a non-rectangular light-emitting device that increases the circumference by using a plane of the light-emitting diode wafer while the use area remains unchanged, so that the use area of the light-emitting diode wafer is not equal to the side length. The product, and because the package system corresponds to the geometric shape of the light-emitting diode, the package also increases the circumference while the area remains unchanged. While the present invention has been described in its preferred embodiments, the present invention is not intended to limit the invention, and the present invention may be modified and modified without departing from the spirit and scope of the invention. The scope of protection is subject to the definition of the scope of the patent application. BRIEF DESCRIPTION OF THE DRAWINGS [0005] Figure 1A is a plan view of a conventional light-emitting device; Figure 1B is a side view of a conventional light-emitting device; and Figure 2A is a plan view of a preferred embodiment of the present invention; 2B is a side view of a preferred embodiment of the package of the present invention; FIG. 2C is a plan view of a preferred embodiment of the package of the present invention; 3 is a plan view of another preferred embodiment of the present invention; and a third B is a side view of another preferred embodiment of the present invention. 099141818 Form No. A0101 Page 10 of 22 0992072667-0 201225352

【主要元件符號說明】 [0006] 10 習知發光裝置 12 發光二極體晶片 14 封裝體 20 非矩形發光裝置 22 發光二極體晶片 222 第一電極 224 第二電極 226 第一導線 228 第二導線 232 第一邊角 234 第二邊角 24 封裝體 30 非矩形發光裝置 32 發光二極體晶片 322 第一電極 324 第二電極 326 第一導線 328 第二導線 332 第一邊角 334 第二邊角 34 封裝體 A1 第一平面 A2 第二平面 A3 第三平面 A4 第四平面 表單編號A0101 099141818 第11頁/共22頁 0992072667-0 201225352 L1 第一邊長 L2 第二邊長 L3 第三邊長 L4 第四邊長 L5 第五邊長 L6 第六邊長 L7 第七邊長 L8 第八邊長 Θ1 第一炎角 Θ2 第二夾角 Θ3 第三夹角 Θ4 第四夾角 099141818 表單編號AOiOl 第12頁/共22頁 0992072667-0[Main component symbol description] [0006] 10 conventional light-emitting device 12 light-emitting diode wafer 14 package 20 non-rectangular light-emitting device 22 light-emitting diode wafer 222 first electrode 224 second electrode 226 first wire 228 second wire 232 first corner 234 second corner 24 package 30 non-rectangular light emitting device 32 light emitting diode wafer 322 first electrode 324 second electrode 326 first wire 328 second wire 332 first corner 334 second corner 34 Package A1 First plane A2 Second plane A3 Third plane A4 Fourth plane form number A0101 099141818 Page 11 / Total 22 0992072667-0 201225352 L1 First side length L2 Second side length L3 Third side length L4 Fourth side length L5 Fifth side length L6 Sixth side length L7 Seventh side length L8 Eighth side length Θ1 First inflammatory angle Θ2 Second angle Θ3 Third angle Θ4 Fourth angle 099141818 Form number AOiOl Page 12/ Total 22 pages 0992072667-0

Claims (1)

201225352 七、申請專利範圍: 1 . 一種非矩形發光裝置,其包含: 至少一發光二極體晶片,其一第一平面具一第一邊長與一 第二邊長,該第一邊長相鄰於該第二邊長,該第一邊長與 該第二邊長之乘積不等於該第一平面的一面積。 2.如申請專利範圍第1項所述之發光裝置,其中該發光二極 體晶片之該第一邊長與該第二邊長之乘積更大於該第一平 面的該面積。 _ 3 .如申請專利範圍第1項所述之發光裝置,其中該第一平面 〇 為一包含該第一邊長與該第二邊長之四邊形或三邊形。 4 .如申請專利範圍第1項所述之非矩形發光裝置,其中該第 一邊長與該第二邊長之間具一夾角,該夾角之角度為大於 90度或小於90度。 5 .如申請專利範圍第4項所述之非矩形發光裝置,其中該夾 角之角度為30度至150度且不等於90度。 6 .如申請專利範圍第1項所述之非矩形發光裝置,其中該發 ^ 光二極體晶片具複數電極,該些電極之間距為50微米至 150微米。 7 .如申請專利範圍第1項所述之非矩形發光裝置,其中該發 光二極體晶片具有複數電極,該些電極位於該發光二極體 晶片之二邊角,該些邊角之角度小於90度。 8.如申請專利範圍第1項所述之非矩形發光裝置,更包含: 一封裝體,其包覆該發光二極體晶片,該封裝體内部之一 第二平面具一第三邊長與一第四邊長,該第三邊長相鄰於 該第四邊長,該第三邊長與該第四邊長之乘積不等於該封 099141818 表單編號A0101 第13頁/共22頁 0992072667-0 201225352 裝體内部之該第二平面的一面積。 9 .如申請專利範圍第8項所述之非矩形發光裝置,其中該第 二邊長與該第四邊長之乘積更大於該第二平面的該面積。 10 ·如申請專利範圍第8項所述之非矩形發光裝置其中該封 裝體之該第二平面為一包含該第三邊長與該第四邊長之四 邊形或三邊形。 11 .如申請專利範圍第丨項所述之非矩形發光裝置更包含: —封裝體,其包覆該發光二極體晶片,該封裝體外部之— 第二平面具一第五邊長與一箄六邊長,該第五邊長相鄰於 第六邊長,該第三邊長與讓第四邊.之乘積不等於該封裝 f、 體外部之該平面的一面積。: , 12 .如申請專利範圍第u項所述之非矩形發光裝置其中該第 五邊長與該第六邊長之乘積更大於該第三平面的該面積。 13 .如申請專利範圍第u項所述之非矩形發光裝置其中該第 三平面的對角線係對應於該第一平面的對角線。 099141818 表單編號A0101 第14頁/共22頁 0992072667-0201225352 VII. Patent application scope: 1. A non-rectangular light-emitting device, comprising: at least one light-emitting diode wafer, wherein a first plane has a first side length and a second side length, the first side length Adjacent to the second side length, the product of the first side length and the second side length is not equal to an area of the first plane. 2. The illuminating device of claim 1, wherein a product of the first side length and the second side length of the illuminating diode wafer is greater than the area of the first plane. The illuminating device of claim 1, wherein the first plane 〇 is a quadrilateral or a trigonal shape including the first side length and the second side length. 4. The non-rectangular light-emitting device of claim 1, wherein the first side length and the second side length have an angle, and the angle of the angle is greater than 90 degrees or less than 90 degrees. 5. The non-rectangular light-emitting device of claim 4, wherein the angle of the angle is 30 degrees to 150 degrees and not equal to 90 degrees. 6. The non-rectangular light-emitting device of claim 1, wherein the light-emitting diode wafer has a plurality of electrodes, and the distance between the electrodes is from 50 micrometers to 150 micrometers. The non-rectangular light-emitting device of claim 1, wherein the light-emitting diode chip has a plurality of electrodes, and the electrodes are located at two corners of the light-emitting diode chip, and the angles of the corners are smaller than 90 degrees. 8. The non-rectangular light-emitting device of claim 1, further comprising: a package covering the light-emitting diode chip, wherein a second plane of the inside of the package has a third side length and a fourth side length, the third side length being adjacent to the fourth side length, the product of the third side length and the fourth side length is not equal to the seal 099141818 Form No. A0101 Page 13 / Total 22 Page 0992072667- 0 201225352 An area of the second plane inside the body. 9. The non-rectangular illumination device of claim 8, wherein the product of the second side length and the fourth side length is greater than the area of the second plane. The non-rectangular light-emitting device of claim 8, wherein the second plane of the package is a quadrilateral or a trigonal shape including the third side length and the fourth side length. 11. The non-rectangular light-emitting device of claim 2, further comprising: a package covering the LED chip, the outside of the package - the second plane having a fifth side length and a The sixth side is long, and the fifth side is adjacent to the sixth side. The product of the third side and the fourth side is not equal to an area of the package f and the plane outside the body. The non-rectangular light-emitting device of claim 5, wherein the product of the fifth side length and the sixth side length is larger than the area of the third plane. 13. The non-rectangular illumination device of claim 5, wherein a diagonal of the third plane corresponds to a diagonal of the first plane. 099141818 Form No. A0101 Page 14 of 22 0992072667-0
TW99141818A 2010-12-02 2010-12-02 Non-rectangular light emitting device TW201225352A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111293206A (en) * 2018-12-06 2020-06-16 原子能和替代能源委员会 Method for adjusting light extraction efficiency of light emitting diode

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111293206A (en) * 2018-12-06 2020-06-16 原子能和替代能源委员会 Method for adjusting light extraction efficiency of light emitting diode

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