公开(公告)号：US20160365058A1

公开(公告)日：2016-12-15

申请号：US15173392

申请日：2016-06-03

Applicant: Samsung Display Co., Ltd.

Inventor： Yanguk NAM ,  Youngil BAN ,  Sunkyu SON ,  Sunkoo KANG ,  Taegon KIM

IPC: G09G3/36

CPC classification number: G09G3/3688 ,  G09G3/2096 ,  G09G3/3614 ,  G09G3/3696 ,  G09G2300/08 ,  G09G2320/0673 ,  G09G2330/021 ,  G09G2330/04 ,  G09G2330/12 ,  G09G2360/16 ,  G09G2370/047

Abstract: There is provided a display device including a power management integrated circuit outputting a driving voltage and a gamma voltage, a timing controller outputting an image data signal and a driving control signal, a data driver converting the image data signal to a data voltage signal based on the driving voltage, the gamma voltage, and the driving control signal, a power connecting portion connecting the power management integrated circuit and the data driver, a voltage detector detecting the driving voltage and the gamma voltage that are voltage-dropped in the power connecting portion, and outputting a feedback signal, and a power adjustor receiving the feedback signal and outputting a power control signal to the power management integrated circuit, and adjusting the driving voltage and the gamma voltage based on the power control signal.

Abstract translation: 提供了一种显示装置，包括输出驱动电压和伽马电压的功率管理集成电路，输出图像数据信号的定时控制器和驱动控制信号，将图像数据信号转换为数据电压信号的数据驱动器，基于 驱动电压，伽马电压和驱动控制信号，连接功率管理集成电路和数据驱动器的电源连接部分，检测电力连接部分中电压下降的驱动电压和伽马电压的电压检测器 ，并输出反馈信号;以及功率调节器，接收反馈信号，并向功率管理集成电路输出功率控制信号，并根据功率控制信号调整驱动电压和伽马电压。