公开(公告)号：US20200053868A1

公开(公告)日：2020-02-13

申请号：US16536565

申请日：2019-08-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyunjun PARK ,  Hongkook LEE ,  Dongkyoon HAN

IPC: H05K1/02 ,  H05K1/18 ,  H05K1/11 ,  G09G3/3208

Abstract: Disclosed is a printed circuit board including an overvoltage controlling element and an electronic device including the same. The printed circuit board includes a first outer layer, a second outer layer, at least one inner layer stacked between the first and second outer layers, an overvoltage controlling element comprising overvoltage controlling circuitry mounted on the first outer layer and including a plurality of terminals of which a first terminal is connected to a ground, and a conductive area configured to transfer at least a part of a first voltage applied from an external power source to an external IC and to transfer a remaining part of the first voltage to the overvoltage controlling element.

公开(公告)号：US20240087523A1

公开(公告)日：2024-03-14

申请号：US18347402

申请日：2023-07-05

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yongkoo HER ,  Kiwoo KIM ,  Seoungyong PARK ,  Hongkook LEE ,  Euntaek JANG

IPC: G09G3/3233 ,  G06F3/01 ,  G09G3/20

CPC classification number: G09G3/3233 ,  G06F3/013 ,  G09G3/2096 ,  G09G2310/08 ,  G09G2320/0247 ,  G09G2320/0261 ,  G09G2320/041 ,  G09G2330/021 ,  G09G2340/0435 ,  G09G2354/00

Abstract: An electronic device may include a display module for displaying image data, and a processor operatively connected to the display module to provide the image data to the display module, and the display module may include a display panel including a plurality of pixel lines including a plurality of pixels, and a display driving circuit for driving a plurality of pixels of the display panel. Various other embodiments are possible.

公开(公告)号：US20210074240A1

公开(公告)日：2021-03-11

申请号：US16962413

申请日：2019-01-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyunjun PARK ,  Dongkyoon HAN ,  Jongkon BAE ,  Hongkook LEE

IPC: G09G5/10

Abstract: An electronic device is provided. The electronic device may include a display panel on which at least one pixel is disposed, a converter for applying a first voltage to the pixel to enable the pixel to emit light, a gamma circuit including a resistor string in which a plurality of resistors are connected and applying a second voltage to the converter, a logic circuit for changing a point where the resistor string and the converter are connected, and a processor electrically connected to the logic circuit.

公开(公告)号：US20250164807A1

公开(公告)日：2025-05-22

申请号：US19032906

申请日：2025-01-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yongkoo HER ,  Kiwoo KIM ,  Seoungyong PARK ,  Hongkook LEE ,  Euntaek JANG

IPC: G02B27/01 ,  G02B7/02 ,  G02B27/09

Abstract: A wearable electronic device is provided. The wearable electronic device includes a housing including at least one opening, an optical unit positioned in the at least one opening, a display module configured to project, on the optical unit, image information, a lens barrel comprising a lens unit disposed to face the display module so as to guide, to the optical unit, the image information generated from the display module, wherein the lens barrel is disposed between the optical unit and the display module and a conductive member disposed on one surface of the lens barrel to be electrically connected to a power wire of the display module.

公开(公告)号：US20210225331A1

公开(公告)日：2021-07-22

申请号：US17058855

申请日：2019-05-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyunjun PARK ,  Harksang KIM ,  Taemoon ROH ,  Donghwy KIM ,  Hanyuool KIM ,  Jongkon BAE ,  Hongkook LEE ,  Dongkyoon HAN

IPC: G09G5/38 ,  G09G5/373 ,  G09G5/377 ,  G09G5/14 ,  G06F3/041

Abstract: An electronic device according to various embodiments may comprise: a display panel having an active area of a first designated size; and a processor. The processor may be configured to: run a designated application comprising a first application display layer set to display fixed content, and a second application display layer set to display changing content; and, while the designated application is running, and on the basis of at least the fixed content, display the first application display layer in a second designated size smaller than the first designated size, and at least temporarily move, within the active area, the first application display layer displayed in the second designated size.

公开(公告)号：US20190279597A1

公开(公告)日：2019-09-12

申请号：US16296840

申请日：2019-03-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyunjun PARK ,  Dongkyoon HAN ,  Donghwy KIM ,  Jongkon BAE ,  Hongkook LEE

IPC: G09G5/00 ,  H05K5/00 ,  G01R1/20

Abstract: An electronic device is provided. The electronic device includes a display panel, a display driver integrated circuit (DDI) that drives the display panel, a first connector that is connected to the DDI and that includes a first display pin and a second display pin, the first display pin and the second display pin being connected together, a substrate, a second connector that is connected to the substrate and coupled to the first connector and that includes a first board pin and a second board pin, one of the first board pin and the second board pin being connected to a resistor, and at least one processor mounted on the substrate and configured to determine at least one of a coupled state of the first connector and the second connector or a state of the DDI, based on a signal received from the first board pin or the second board pin.

公开(公告)号：US20250166558A1

公开(公告)日：2025-05-22

申请号：US19029490

申请日：2025-01-17

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yongkoo HER ,  Kiwoo KIM ,  Seoungyong PARK ,  Hongkook LEE ,  Euntaek JANG

IPC: G09G3/32 ,  G09G3/00 ,  G09G3/3225

Abstract: An electronic device is provided. The electronic device includes a display portion including a display on which multiple pixels are disposed, a display driving circuit portion for driving the display, a processor operatively connected to the display driving circuit portion, and a memory operatively connected to the processor, wherein the display includes a center portion, a peripheral portion spaced apart from the center portion, and a middle portion positioned between the center portion and the peripheral portion, wherein the center portion, the middle portion, and the peripheral portion include pixel driving circuits for driving light-emitting elements disposed on the multiple pixels, wherein the pixel driving circuits includes at least one driving transistor for supplying the light-emitting elements with a voltage for driving the light-emitting elements, memory in which gradation data is stored, a pulse width modulation (PWM) signal outputting unit for outputting one of multiple PWM signals according to the gradation data stored in the memory, and a PWM signal switch tuned on or off by a PWM signal so as to control output of the voltage for driving the light-emitting elements, and wherein first memory disposed on a first pixel included in the center portion, second memory disposed on a second pixel included in the middle portion, and third memory disposed on a second pixel included in the peripheral portion have bits formed differently.

公开(公告)号：US20220225481A1

公开(公告)日：2022-07-14

申请号：US17695104

申请日：2022-03-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hoyoung JUNG ,  Nari KIM ,  Kyongtae PARK ,  Hongkook LEE ,  Yongkoo HER

IPC: H05B45/325 ,  H05B45/24 ,  H05B45/33

Abstract: A display panel is disclosed. The display panel may include a plurality of LED elements, and may further include a substrate including a first driving circuit including a pulse width modulation (PWM) driving circuit and a second driving circuit including a pulse amplitude modulation (PAM) driving circuit. The plurality of LED elements may include a first LED element configured to emit light of a first color, and which is controlled by the first driving circuit, and a second LED element configured to emit light of a second color different from the first color, and which is controlled by the second driving circuit.

公开(公告)号：US20210375239A1

公开(公告)日：2021-12-02

申请号：US17282270

申请日：2019-11-01

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jongkon BAE ,  Hanyuool KIM ,  Donghwy KIM ,  Hojin KIM ,  Hyunjun PARK ,  Yohan LEE ,  Hongkook LEE ,  Dongkyoon HAN ,  Yunpyo HONG

IPC: G09G5/38 ,  G09G3/00

Abstract: An electronic device is disclosed that includes a display, a display driver IC that drives the display, and at least one processor operationally connected with the display and the display driver IC. The display driver IC moves a display location of one or more pixel data corresponding to an image associated with at least one application from a specified point by a specified distance on an active area of the display. The at least one processor is configured to scale up a first portion of the image by a specified range based on the specified distance, scale down a second portion of the image by the specified range based on the specified distance, and display the image on the active area based on the scaled-up first portion or the scaled-down second portion. In addition, various embodiments recognized through the specification are possible.

公开(公告)号：US20210118348A1

公开(公告)日：2021-04-22

申请号：US16970229

申请日：2019-02-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyunjun PARK ,  Hongkook LEE ,  Donghwy KIM ,  Dongkyoon HAN ,  Jongkon BAE

IPC: G09G3/20

Abstract: There is disclosed an electronic device including a display panel including one or more pixels, one or more gate drivers receiving electric power from a first power supply, and a display driver integrated circuit configured to drive the display panel. Any one of the one or more gate drivers is connected to a first pixel of the one or more pixels, the display driver integrated circuit includes one or more source drivers including a first source driver and at least one protection circuit connected to the first source driver, the first source driver includes one or more amplifier circuits receiving electric power from a second power supply different from the first power supply and connected to the first pixel, the at least one protection circuit is connected to a power input terminal of the one or more amplifier circuits, and at least a portion of the at least one protection circuit is branched between the second power supply and the power input terminal to be connected to a ground of the display driver integrated circuit. In addition to the above, various embodiments identified through the specification are possible.