公开(公告)号：US20160202129A1

公开(公告)日：2016-07-14

申请号：US14810103

申请日：2015-07-27

Applicant: Samsung Display Co., Ltd.

Inventor： Moon-Hwan CHANG ,  Heugon KIM

IPC: G01K13/00 ,  H05B33/08 ,  G01K7/01

CPC classification number: G01K13/00 ,  G01K7/01 ,  G01K15/00 ,  G01K15/005 ,  H05B33/089

Abstract: Provided is an apparatus for measuring a temperature of an LED, the apparatus including: a chamber in which an LED module is disposed therein, and set to have a plurality of temperatures; a temperature measurement unit measuring a temperature of the LED module and a temperature of the chamber at each of the temperatures; a controller outputting a plurality of current control signals when the temperature of the LED module and the temperature of the chamber are equal to each other; a current supply unit applying a plurality of current pulses having a plurality of current values to the LED module responding to the current control signals; and a voltage detection unit detecting a voltage of the LED module whenever the LED module is driven by each of the current pulses, wherein the controller tabulates the temperatures of the LED module, the current values, and a plurality of pieces of information on the detected voltages by using a lookup table to store the tabulated results.

Abstract translation: 提供了一种用于测量LED的温度的装置，该装置包括：其中设置有LED模块的室，并设置为具有多个温度; 温度测量单元，其在每个温度下测量LED模块的温度和室的温度; 当LED模块的温度和室的温度彼此相等时，输出多个电流控制信号的控制器; 电流供应单元，响应于当前控制信号向LED模块应用具有多个电流值的多个电流脉冲; 以及电压检测单元，每当LED模块被每个电流脉冲驱动时，检测LED模块的电压，其中控制器将LED模块的温度，当前值和关于检测到的多条信息 通过使用查找表来存储列表结果。

公开(公告)号：US20150002782A1

公开(公告)日：2015-01-01

申请号：US14074950

申请日：2013-11-08

Applicant: Samsung Display Co., Ltd.

Inventor： Heugon KIM ,  JooYoung KIM ,  Hyoung-Joo KIM ,  Hayoung LEE ,  Joo Woan CHO

IPC: G02F1/1335 ,  F21V8/00

CPC classification number: G02B6/0031 ,  G02B6/0028 ,  G02B6/0068 ,  G02B6/0088 ,  G02B6/0091 ,  G02F1/133615 ,  G02F2001/133317

Abstract: A backlight unit includes a light source which emits light, a light guide plate which receives the light through an incident surface thereof and guides the light, and a back cover which accommodates the light source and is coupled to the light guide plate such which the incident surface is disposed in an inner space thereof, where an air guide area is defined between the light source and the light guide plate in the inner space, and the back cover includes an inclined surface inclined to the incident surface of the light guide plate in the air guide area.

Abstract translation: 背光单元包括发射光的光源，通过其入射表面接收光并引导光的导光板，以及容纳光源并耦合到导光板的后盖，这样事件 表面设置在其内部空间中，其中在内部空间中在光源和导光板之间限定空气引导区域，并且后盖包括倾斜表面，该倾斜表面倾斜于导光板的入射表面 导风区。