公开(公告)号：US20220236818A1

公开(公告)日：2022-07-28

申请号：US17539607

申请日：2021-12-01

Applicant: Samsung Display Co., Ltd.

Inventor： YERIN OH ,  SOOWON KIM ,  JASEUNG KU ,  SUHYUN JEONG

IPC: G06F3/046 ,  G06F3/0354

Abstract: An electronic apparatus includes an electronic panel, which is foldable about a folding axis extending in a first direction and includes an active area on which an image is displayed, and a sensing module which is disposed below the electronic panel and senses an external input and includes first and second sensors spaced apart from each other. The active area includes a first area, a folding area, and a second area, which are arranged in a second direction crossing the first direction, and the folding axis overlaps the folding area in a plan view. The first sensor overlaps the first area, and the second sensor overlaps the second area and is spaced apart from the first sensor with the folding area therebetween in the plan view.

公开(公告)号：US20220100340A1

公开(公告)日：2022-03-31

申请号：US17378768

申请日：2021-07-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： YERIN OH ,  SOOWON KIM ,  JASEUNG KU ,  JISU YEOM ,  SUHYUN JEONG

IPC: G06F3/041 ,  G09G3/32

Abstract: An interface device includes an electronic device and an input device for communicating with the electronic device, wherein the electronic device includes a display layer, a sensor layer which is disposed on the display layer and senses a first input by the input device, a display driving unit for generating a vertical synchronization signal for driving the display layer, and a control unit for controlling the sensor layer, wherein the control unit outputs, in synchronization with a first vertical synchronization signal, a first uplink signal to the sensor layer and outputs, in synchronization with a second vertical synchronization signal, a second uplink signal having a phase different from a phase of the first uplink signal to the sensor layer.

公开(公告)号：US20240288966A1

公开(公告)日：2024-08-29

申请号：US18397060

申请日：2023-12-27

Applicant: Samsung Display Co., Ltd.

Inventor： YERIN OH ,  TAEJOON KIM ,  JINWOO PARK ,  SEUNGROK LEE ,  IL HO LEE ,  WANKEE JUN

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/04166 ,  G06F3/0446

Abstract: An electronic device including: a display layer; a sensor layer disposed on the display layer; a memory configured to store first sensitivity values and first differential sensitivity values; and a sensor driver configured to calculate second sensitivity values from a plurality of nodes and to calculate second differential sensitivity values, wherein the sensor driver is configured to: calculate difference values between the first differential sensitivity values and the second differential sensitivity values; calculate a first average value of a first row or column of values among the difference values; and calculate a second average value of remaining values among the difference values, wherein the remaining values were not used in the first average value calculation, and wherein the sensor driver determines whether to update a baseline, based on the first average value and the second average value.

公开(公告)号：US20220214716A1

公开(公告)日：2022-07-07

申请号：US17647142

申请日：2022-01-05

Applicant: Samsung Display Co., Ltd.

Inventor： SOOWON KIM ,  JASEUNG KU ,  HYUNGCHUL KIM ,  YERIN OH ,  SUHYUN JEONG

IPC: G06F1/16 ,  G06F3/044

Abstract: An electronic device includes: an electronic panel including a first area, a folding area, and a second area, arranged along a first direction, the folding area being folded with respect to a folding axis defined in a second direction crossing the first direction; a support layer under the electronic panel and comprising a folding portion overlapping the folding area and provided with a plurality of holes defined therethrough, a first portion overlapping the first area, and a second portion overlapping the second area; and a folding sensing module comprising a sensing pad attached to the first portion and being electrically conductive, a driver configured to apply an electrical signal to the sensing pad, and a sensing line connecting the sensing pad and the driver.

公开(公告)号：US20220069018A1

公开(公告)日：2022-03-03

申请号：US17237946

申请日：2021-04-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： SOOWON KIM ,  JASEUNG KU ,  YERIN OH ,  SUHYUN JEONG

IPC: H01L27/32 ,  G06F3/041 ,  G06F3/044 ,  G09F9/30

Abstract: A display device includes a display panel, and an input sensing part disposed on the display panel. The input sensing part includes a first main electrode, a first sub-electrode adjacent to the first main electrode, a second main electrode and insulated from the first main electrode and the first sub-electrode, the second main electrode overlapping the first main electrode and the first sub-electrode, a second sub-electrode adjacent to the second main electrode, and insulated from the first main electrode and the first sub-electrode, the second sub-electrode overlapping the first main electrode and the first sub-electrode, a first group of switches selectively connecting a transmission line and one of the first main electrode and the first sub-electrode with each other, and a second group of switches selectively connecting a receiving line and one of the second main electrode and the second sub-electrode with each other.

公开(公告)号：US20240329773A1

公开(公告)日：2024-10-03

申请号：US18400065

申请日：2023-12-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： SEUNGROK LEE ,  YERIN OH ,  IL HO LEE ,  WANKEE JUN ,  HYEONSEO CHO

IPC: G06F3/041 ,  G06F3/044

CPC classification number: G06F3/04166 ,  G06F3/0412 ,  G06F3/0443 ,  G06F3/0446 ,  G09G3/3208 ,  G09G2310/08

Abstract: A driving method of a touch sensing part includes sensing a touch of a user by comparing a capacitance formed by a first sensing electrode and a second sensing electrode crossing the first sensing electrode with a reference value in a reference touch mode, varying the reference value such that the reference value decreases along a decrease in the capacitance, during a first period, when an ambient temperature is lower than a reference temperature, sensing the user's touch by comparing the reference value and the capacitance, with the reference value maintained uniformly, during a second period following the first period, when the touch of the user is made, and varying the reference value such that the reference value decreases, during a third period following the second period.

公开(公告)号：US20240242645A1

公开(公告)日：2024-07-18

申请号：US18498658

申请日：2023-10-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： IL HO LEE ,  TAEJOON KIM ,  JINWOO PARK ,  YERIN OH ,  SEUNGROK LEE ,  WANKEE JUN

IPC: G09G3/00 ,  G06F3/041 ,  G06F3/044 ,  G09G3/3208

CPC classification number: G09G3/006 ,  G06F3/0412 ,  G06F3/04166 ,  G06F3/0418 ,  G06F3/0446 ,  G09G3/3208 ,  G09G2354/00

Abstract: An inspection system includes a display device product comprising a display panel and an input sensor; and an inspection device comprising an inspection signal generator configured to provide to the display panel an inspection signal indicative of a first image pattern, a memory configured to store a reference signal responsive to a second image pattern, and a noise detector configured to receive from the input sensor a sensing signal responsive to the first image pattern, detect a first noise based on the sensing signal, and detect a second noise based on the reference signal.

公开(公告)号：US20220147214A1

公开(公告)日：2022-05-12

申请号：US17305502

申请日：2021-07-08

Applicant: Samsung Display Co., Ltd.

Inventor： SOOWON KIM ,  JASEUNG KU ,  HYUNGCHUL KIM ,  YERIN OH

IPC: G06F3/041 ,  G06F3/044

Abstract: A display device includes: a display panel including: a display layer; and a sensor layer on the display layer, and including first, second, and third areas; a first driver electrically connected with the sensor layer through a first pad area; and a second driver electrically connected with the sensor layer through a second pad area. The sensor layer includes: a plurality of electrodes at the first, second, and third areas; a plurality of first intersecting electrodes at the first area, and electrically connected with the first driver; a plurality of second intersecting electrodes at the second area, and electrically connected with the first driver and the second driver; and a plurality of third intersecting electrodes at the third area, and electrically connected with the second driver. Each of the first pad area and the second pad area is spaced from the second area in a first direction.