US2013003344A1PendingUtilityA1

Light-emitting device package

Assignee: EPISTAR CORPPriority: Nov 13, 2007Filed: Sep 13, 2012Published: Jan 3, 2013
Est. expiryNov 13, 2027(~1.3 yrs left)· nominal 20-yr term from priority
Inventors:Chia-Liang Hsu
H10W 72/884H10W 90/00H10H 20/85H10H 20/8515H10H 20/8506H10H 20/857H10H 20/856H10H 20/855G02B 6/0031G02B 6/0025G02B 6/0073
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Claims

Abstract

A light-emitting diode device is disclosed. The light-emitting diode device includes a carrier including a platform; a transparent substrate formed on the platform including a first surface; a multi-LED structure including a first light-emitting structure formed on the first surface, the first light-emitting structure including a first first-type semiconductor layer, a first second-type semiconductor layer, and a first active layer formed between the first first-type semiconductor layer and the first second-type semiconductor layer; a second light-emitting structure formed on the first surface, the second light-emitting structure including a second first-type semiconductor layer, a second second-type semiconductor layer, and a second active layer formed between the second first-type semiconductor layer and the second second-type semiconductor layer; and a connecting layer formed between the first light-emitting structure and the second light-emitting structure; wherein an angle between the first surface of the transparent substrate and the platform is not equal to zero.

Claims

exact text as granted — not AI-modified
1 . A light-emitting device package comprising:
 a carrier having a platform; and   a light-emitting device comprising:
 a transparent substrate having a first surface and a second surface; and 
 a light-emitting structure formed on the first surface of the transparent substrate wherein the light-emitting structure comprising at least an active layer with p-n junction, and an angle between the first surface of the transparent substrate and the platform is not equal to zero degree. 
   
     
     
         2 . The light-emitting device package according to  claim 1 , wherein the carrier is electrically connecting to the light-emitting device. 
     
     
         3 . The light-emitting device package according to  claim 1 , wherein the area of the first surface and/or the second surface is not smaller than the area of the p-n junction. 
     
     
         4 . The light-emitting device package according to  claim 1 , wherein the angle between the first surface of the transparent substrate and the platform is 45-135 degree. 
     
     
         5 . The light-emitting device package according to  claim 1 , wherein the angle between the first surface of the transparent substrate and the platform is about 90 degree. 
     
     
         6 . The light-emitting device package according to  claim 1 , further comprising an adhering material to adhere the light-emitting device to the platform. 
     
     
         7 . The light-emitting device package according to  claim 1 , further comprising a lens positioned over the carrier. 
     
     
         8 . The light-emitting device package according to  claim 1 , wherein the carrier further comprising a reflecting layer formed on the inner surface of the carrier. 
     
     
         9 . The light-emitting device package according to  claim 1 , wherein the transparent substrate further comprising phosphors. 
     
     
         10 . The light-emitting device package according to  claim 1 , further comprising a phosphor layer coated around the light-emitting device. 
     
     
         11 . The light-emitting device package according to  claim 1 , further comprising diffusers filled in the package. 
     
     
         12 . The light-emitting device package according to  claim 1 , wherein the carrier is a printed circuit board, a ceramics substrate, or a silicon substrate. 
     
     
         13 . A backlight module for liquid crystal display device comprising:
 a carrier having a reflecting layer;   a light-emitting device package according to  claim 1  attached on the reflecting layer of the carrier; and   a thin-film material formed on the carrier.   
     
     
         14 . A backlight module for liquid crystal display device comprising:
 a polarizer having a reflecting layer;   a light-emitting device package according to  claim 1  disposed on the polarizer; and   a thin-film material formed on the polarizer.   
     
     
         15 . A light-emitting device package comprising:
 a carrier having a reflecting layer;   a plurality of transparent substrates having a first surface and a second surface respectively; and   a plurality of light-emitting devices having a plurality of light-emitting structures attached to the first surface of the plurality of transparent substrates respectively; and   an adhering material, wherein the plurality of light-emitting structures are attached to the reflecting layer by the adhering material and the angle between the first surface of the transparent substrate and the platform is not equal to zero degree.   
     
     
         16 . A backlight module for liquid crystal display device comprising:
 a carrier having a reflecting layer;   a light-emitting device package according to  claim 15  attached on the reflecting layer of the carrier; and   a thin-film material formed on the carrier.   
     
     
         17 . A backlight module for liquid crystal display device comprising:
 a polarizer having a reflecting layer on one surface;   a light-emitting device package according to  claim 15  disposed on the polarizer; and   a thin-film material formed on the polarizer.   
     
     
         18 . A light-emitting device package comprising:
 a carrier having a platform; and   a light-emitting device comprising:
 a transparent substrate having a first surface and a second surface; and 
 a light-emitting structure formed on the first surface of the transparent substrate wherein the light-emitting structure having at least an active layer with p-n junction, and an angle between the p-n junction and the platform is not equal to zero degree. 
   
     
     
         19 . A backlight module for liquid crystal display device comprising:
 a carrier having a reflecting layer;   a light-emitting device package according to  claim 18  attached on the reflecting layer of the carrier; and   a thin-film material formed on the carrier.   
     
     
         20 . A backlight module for liquid crystal display device comprising:
 a polarizer having a reflecting layer;   a light-emitting device package according to  claim 18  disposed on the polarizer; and   a thin-film material formed on the polarizer.

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