TWI310250B - Light emitting diode and method for manufacturing the same - Google Patents
Light emitting diode and method for manufacturing the same Download PDFInfo
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- TWI310250B TWI310250B TW95135247A TW95135247A TWI310250B TW I310250 B TWI310250 B TW I310250B TW 95135247 A TW95135247 A TW 95135247A TW 95135247 A TW95135247 A TW 95135247A TW I310250 B TWI310250 B TW I310250B
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- light
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- emitting
- reflective surface
- emitting diode
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Description
1310250 九、發明說明: 【發明所屬之技術領域】 —本發明涉及一種發光二極體及其製備方法,尤其涉及 一種侧光式發光二極體及其製備方法。 【先前技術】 ' 習知背光模組中之發光裝置一般爲冷陰極熒光燈 (Cold Cathode Fluorescent Lamp, CCFL)與發光二極體 • (Light Emitting Diode,LED)。其中,發光二極體係一種固 態之半導體發光裝置,其係利用二極體内分離之兩種載流 子(帶負電之電子與帶正電之電洞)相互結合而產生光。與 冷陰極熒光燈相比,發光二極體具有高色彩飽和度、不含 汞、壽命長及可透過驅動電流調整色溫等優點。 請參閱圖1,採用習知發光二極體之背光模組示意 圖。該背光模組10包括反射罩11,於反射罩11之上方依 次包括有光源,含有反射片131之透明塑膠板13及用於擴 •散光線之光學片14。其中,該光源包括多個發光二極體 • 12,每個發光二極體12包括含有發光區1211之半導體發 -光元件121和設置於半導體發光元件121上之導光棱鏡 122。導光棱鏡122包括使一與半導體發光元件121配合而 封閉發光區1211之橫截面爲“门”形之入光面1221、一 與該入光面1221相對之漏斗形反射面1222及位於導光棱 鏡122侧面並與反射面1222相連之出光面1223。其中, 半導體發光元件121發射之光線從入光面1221進入導光稜 鏡122,反射面1222將部分入射光反射至出光面1223而 61310250 IX. Description of the Invention: [Technical Field] The present invention relates to a light-emitting diode and a method of fabricating the same, and more particularly to an edge-lighting light-emitting diode and a method of fabricating the same. [Prior Art] The light-emitting devices in the conventional backlight module are generally a Cold Cathode Fluorescent Lamp (CCFL) and a Light Emitting Diode (LED). Among them, a light-emitting diode system is a solid-state semiconductor light-emitting device which combines two kinds of carriers (negatively charged electrons and positively charged holes) separated in a dipole to generate light. Compared with cold cathode fluorescent lamps, light-emitting diodes have the advantages of high color saturation, no mercury, long life and adjustable color temperature through drive current. Please refer to FIG. 1 , which is a schematic diagram of a backlight module using a conventional light-emitting diode. The backlight module 10 includes a reflective cover 11 including a light source, a transparent plastic plate 13 including a reflective sheet 131, and an optical sheet 14 for diffusing light. The light source includes a plurality of light emitting diodes 12, and each of the light emitting diodes 12 includes a semiconductor light emitting element 121 including a light emitting region 1211 and a light guiding prism 122 disposed on the semiconductor light emitting element 121. The light guiding prism 122 includes a light incident surface 1221 having a cross section of the light emitting region 1211 and a "gate" shape, and a funnel shaped reflecting surface 1222 opposite to the light incident surface 1221 and a light guiding surface. A light exit surface 1223 connected to the side of the prism 122 and connected to the reflective surface 1222. The light emitted from the semiconductor light-emitting element 121 enters the light-guiding prism 122 from the light-incident surface 1221, and the reflective surface 1222 reflects part of the incident light to the light-emitting surface 1223.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW95135247A TWI310250B (en) | 2006-09-22 | 2006-09-22 | Light emitting diode and method for manufacturing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW95135247A TWI310250B (en) | 2006-09-22 | 2006-09-22 | Light emitting diode and method for manufacturing the same |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200816513A TW200816513A (en) | 2008-04-01 |
TWI310250B true TWI310250B (en) | 2009-05-21 |
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ID=44769112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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TW95135247A TWI310250B (en) | 2006-09-22 | 2006-09-22 | Light emitting diode and method for manufacturing the same |
Country Status (1)
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TW (1) | TWI310250B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102080809B (en) * | 2009-11-30 | 2012-09-26 | 比亚迪股份有限公司 | Optical plastic sheet and manufacturing method thereof |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI409411B (en) * | 2008-08-29 | 2013-09-21 | Hon Hai Prec Ind Co Ltd | Led light source module |
TWI582349B (en) * | 2013-10-28 | 2017-05-11 | 鴻海精密工業股份有限公司 | Compound lens and light source device incorporating the same |
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2006
- 2006-09-22 TW TW95135247A patent/TWI310250B/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102080809B (en) * | 2009-11-30 | 2012-09-26 | 比亚迪股份有限公司 | Optical plastic sheet and manufacturing method thereof |
Also Published As
Publication number | Publication date |
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TW200816513A (en) | 2008-04-01 |
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