公开(公告)号：US09257596B2

公开(公告)日：2016-02-09

申请号：US14371722

申请日：2013-01-15

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Martin Straβburg ,  Enrique Calleja-Pardo ,  Steven Albert ,  Ana Maria Bengoechea Encabo ,  Miguel Angel Sanchez-Garcia ,  Martin Mandl ,  Christopher Kölper

IPC: H01L29/06 ,  H01L33/00 ,  H01L33/08 ,  H01L27/15 ,  H01L33/06 ,  H01L33/18 ,  H01L33/32

CPC classification number: H01L33/0075 ,  H01L27/153 ,  H01L33/06 ,  H01L33/08 ,  H01L33/18 ,  H01L33/32

Abstract: A light-emitting diode chip comprising:—a semiconductor body (1) having a plurality of active regions (2), wherein—at least one of the active regions (2) has at least two subregions (21 . . . 28),—the active region (2) has at least one barrier region (3) arranged between two adjacent subregions (21 . . . 28) of said at least two subregions (21 . . . 28),—the at least two subregions (21 . . . 28) emit light of mutually different colour during operation of the light-emitting diode chip,—in at least one of the subregions (21 . . . 28) the emission of light is generated electrically, and—the barrier region (3) is configured to hinder a thermally activated redistribution of charge carriers between the two adjacent subregions (21 . . . 28), is specified.

Abstract translation: 一种发光二极管芯片，包括：具有多个有源区域（2）的半导体本体（1），其中所述有源区域（2）中的至少一个具有至少两个子区域（21 ... 28） 有源区域（2）具有至少一个屏障区域（3），其布置在所述至少两个子区域（21 ... 28）的两个相邻子区域（21 ... 28）之间， - 至少两个子区域（21 ... 28）在发光二极管芯片的工作期间发射相互不同颜色的光，在至少一个子区域（21-28）中，电子发射光产生，并且屏障区域 3）被配置为阻止在两个相邻子区域（21 ... 28）之间的热激活重新分配电荷载流子。

公开(公告)号：US20140353581A1

公开(公告)日：2014-12-04

申请号：US14371722

申请日：2013-01-15

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Martin Strassburg ,  Enrique Calleja-Pardo ,  Steven Albert ,  Ana Maria Bengoechea Encabo ,  Miguel Angel Sanchez-Garcia ,  Martin Mandl ,  Christopher Kölper

IPC: H01L33/00 ,  H01L33/32 ,  H01L27/15 ,  H01L33/06

CPC classification number: H01L33/0075 ,  H01L27/153 ,  H01L33/06 ,  H01L33/08 ,  H01L33/18 ,  H01L33/32

Abstract: A light-emitting diode chip comprising:—a semiconductor body (1) having a plurality of active regions (2), wherein—at least one of the active regions (2) has at least two subregions (21 . . . 28),—the active region (2) has at least one barrier region (3) arranged between two adjacent subregions (21 . . . 28) of said at least two subregions (21 . . . 28),—the at least two subregions (21 . . . 28) emit light of mutually different colour during operation of the light- emitting diode chip,—in at least one of the subregions (21 . . . 28) the emission of light is generated electrically, and—the barrier region (3) is configured to hinder a thermally activated redistribution of charge carriers between the two adjacent subregions (21 . . . 28), is specified.

Abstract translation: 一种发光二极管芯片，包括：具有多个有源区域（2）的半导体本体（1），其中所述有源区域（2）中的至少一个具有至少两个子区域（21 ... 28） 有源区域（2）具有至少一个屏障区域（3），其布置在所述至少两个子区域（21 ... 28）的两个相邻子区域（21 ... 28）之间， - 至少两个子区域（21 ... 28）在发光二极管芯片的工作期间发射彼此不同颜色的光，在至少一个子区域（21-28）中，电子发射光产生，并且屏障区域 3）被配置为阻止在两个相邻子区域（21 ... 28）之间的热激活重新分配电荷载流子。