公开(公告)号：US20220415231A1

公开(公告)日：2022-12-29

申请号：US17688181

申请日：2022-03-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： DONGYEOL LEE ,  DONGWOOK SUH ,  WANGSUK SUNG

IPC: G09G3/20

Abstract: Disclosed is a power module which includes a first power module that generates a first output current based on a first input voltage, a second power module that generates a second output voltage based on a second input voltage, generates a second output current based on the second output voltage, and generates the second output current when a level of the first input voltage is smaller than a level of a reference voltage, and a voltage controller that generates a feedback signal for regulating at least one of the level of the first input voltage and a level of the second input voltage based on current information about a current flowing in the power module.

公开(公告)号：US20140015823A1

公开(公告)日：2014-01-16

申请号：US13940360

申请日：2013-07-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： DONGWOOK SUH ,  Sooyoung Woo ,  Ji Haeng Lee

IPC: G09G5/00

CPC classification number: G09G3/20 ,  G09G3/3275 ,  G09G3/3677 ,  G09G5/001 ,  G09G2330/022 ,  G09G2360/12

Abstract: A display driver integrated circuit includes a regulator configured to convert an externally supplied driving voltage to a working voltage corresponding to one of a plurality of power domains of the display driver integrated circuit, a graphic data processing unit configured to process image data input to the graphic data processing unit, and output the image data to a display panel, a control switch configured to control a supply of the working voltage to the graphic data processing unit, and a core logic unit configured to receive the working voltage from the regulator and control the control switch in response to a mode of operation of the display driver integrated circuit.

Abstract translation: 显示驱动器集成电路包括：调节器，被配置为将外部提供的驱动电压转换为与显示驱动器集成电路的多个功率域中的一个相对应的工作电压;图形数据处理单元，被配置为处理输入到图形的图像数据 数据处理单元，并将图像数据输出到显示面板;控制开关，被配置为控制对图形数据处理单元的工作电压的供应;以及核心逻辑单元，被配置为从调节器接收工作电压并控制 控制开关响应于显示驱动器集成电路的操作模式。