Power control apparatus and control method of display device

• Main Authors: KIM JUNG-JAE, PARK DONGWON, KWON YONGUL
• Format: Patent
• Language: Chinese; English
• Published: 25.06.2024
• Subjects: ADVERTISING; ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICESUSING STATIC MEANS TO PRESENT VARIABLE INFORMATION; CRYPTOGRAPHY; DISPLAY; EDUCATION; PHYSICS; SEALS

A power control apparatus of a display device includes: a display panel configured to include a plurality of pixels; a panel driver configured to drive the display panel; a power control unit configured to output a power control signal encoded with one or more pieces of control command data; and a power supply unit configured to shift an output level of a source voltage required for operation of each of the display panel and the panel driver based on the control command data including a plurality of control pulses in which logic low cycles and logic high cycles alternate, and the logic low cycle is implemented to have two or more different lengths. 一种显示设备的功率控制装置包括：显示面板，被配置为包括多个像素；面板驱动器，被配置为驱动所述显示面板；功率控制单元，被配置为输出被编码有一条或多条控制命令数据的功率控制信号；以及电源单元，被配置为基于所述控制命令数据将所述显示面板和所述面板驱动器中的每者的操作所需的源电压的输出电平移位，其中，所述控制命令数据包括逻辑低周期和逻辑高周期交替的多个控制脉冲，并且所述逻辑低周期被实施为具有两个或更多个不同的长度。