公开(公告)号：US20240304127A1

公开(公告)日：2024-09-12

申请号：US18635812

申请日：2024-04-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Chanhyuk Boo ,  Youngkook Kim ,  Jeongryeol Seo ,  Jung Hur

IPC: G09G3/00 ,  G09G3/32

CPC classification number: G09G3/006 ,  G09G3/32 ,  G09G2300/026 ,  G09G2330/021 ,  G09G2330/027 ,  G09G2330/12

Abstract: A modular display device includes: a plurality of display modules, wherein each of the plurality of display modules includes a plurality of light emitting elements, a plurality of drivers configured to drive the plurality of light emitting elements; a power supply device; a converter configured to supply a driving voltage to the plurality of drivers of each of the plurality of display modules based on a voltage output by the power supply device; and a processor configured to: detect whether a voltage supplied to the power supply device was turned off based on the voltage output by the power supply device and provided to the converter, and based on detecting that the voltage supplied to the power supply device was turned off, provide a reset signal for resetting the plurality of drivers to the plurality of drivers of each of the plurality of display modules.

公开(公告)号：US20240206083A1

公开(公告)日：2024-06-20

申请号：US18590659

申请日：2024-02-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Suhwan JIN ,  Jeongryeol Seo ,  Jung Hur ,  Chanhyuk Boo ,  Sungook Ok

IPC: H05K5/00

CPC classification number: H05K5/0026 ,  H05K5/0021

Abstract: A display device includes a display module on which a second connector is provided; a chassis assembly configured to support the display module; a printed circuit board provided in the chassis assembly and configured to drive or control the display module; and a first connector electrically connected to the printed circuit board and arranged to match the second connector, the first connector being configured to transmit and receive electric signals to the display module, wherein the first connector may include a first power connector for power and a first switching signal connector for switching signal that have areas facing the second connector, each of the first switching signal connector and the first power connector has a length of an area in a direction in which the display module is coupled to the chassis assembly, the length of the area of the first switching signal connector is less than the length of the area of the first power connector, and in a state in which the display module is coupled to the chassis assembly, the first power connector contacts the second connector before the first switching signal connector contacts the second connector.