公开(公告)号：US20230077149A1

公开(公告)日：2023-03-09

申请号：US17824241

申请日：2022-05-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Mi Young KIM ,  Kyoung Hun BEEN ,  Byeong Kyu JEON

IPC: G01S7/52 ,  G06F21/32 ,  G06V40/13 ,  G06T7/00 ,  G01S15/89

Abstract: A method for calculating a reference value of an ultrasonic sensor includes: transmitting a first ultrasonic signal from the ultrasonic sensor toward a first surface of a contact device while an object is positioned on the first surface; generating a plurality of ultrasonic images based on a first ultrasonic echo signal; selecting an ultrasonic image having a highest similarity to a reference image from among the ultrasonic images; storing a first parameter and a second parameter corresponding to a selected ultrasonic image; while the object is not positioned on the first surface, transmitting a second ultrasonic signal based on the first parameter from the ultrasonic sensor toward the first surface; and calculating the reference value of the ultrasonic sensor using the second parameter and a second ultrasonic echo signal.

公开(公告)号：US20210191549A1

公开(公告)日：2021-06-24

申请号：US16907048

申请日：2020-06-19

Applicant: Samsung Display Co., Ltd.

Inventor： Mi Young KIM ,  Sang Hyun JUN ,  Kwang Hyeok KIM ,  So Yeon PARK ,  Yong Hwan PARK

IPC: G06F3/041 ,  H01L27/32 ,  G06F3/044 ,  H01L51/52

Abstract: A display device, includes: a substrate including an active area and a non-active area around the active area and including a pad area in which a plurality of touch pads are arranged; a plurality of sensing electrodes in the active area of the substrate; a plurality of sensing signal lines connected to each of the sensing electrodes; a multiplexer connected to the plurality of sensing signal lines; a pad multiplexer connection line connecting the multiplexer and the touch pad; and a transverse electric field blocking pattern between the pad multiplexer connection line and the substrate, wherein the transverse electric field blocking pattern covers the pad multiplexer connection line.

公开(公告)号：US20220109038A1

公开(公告)日：2022-04-07

申请号：US17216918

申请日：2021-03-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kwang Hyeok KIM ,  Sang Hyun JUN ,  Mi Young KIM ,  So Yeon PARK ,  Yong Hwan PARK ,  Sug Woo JUNG

IPC: H01L27/32 ,  G06F3/044 ,  G09G5/10 ,  G06F3/041

Abstract: A display device according to an embodiment of the present disclosure includes a display panel including a display region and a non-display region, and a sensor unit which is disposed on the display panel and includes a sensing region and a non-sensing region. The sensor unit includes a touch sensor unit which detects a touch input in the sensing region and a photo sensor unit which detects ambient illuminance.

公开(公告)号：US20210397813A1

公开(公告)日：2021-12-23

申请号：US17206123

申请日：2021-03-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Soon Gyu LEE ,  Jin A KANG ,  Mi Young KIM ,  Jin Woo KIM ,  Kyoung Hun BEEN ,  Byeong Kyu JEON

IPC: G06K9/00 ,  G06T5/00 ,  G06N20/00

Abstract: A fingerprint authentication device includes: a sensor unit configured to output a sensing signal by sensing a fingerprint; an image processing unit configured to generate a fingerprint image based on the sensing signal; a storage unit configured to store a template including an enrolled image; and a learning unit configured to generate a first pseudo image and add the first pseudo image to the template.

公开(公告)号：US20210278948A1

公开(公告)日：2021-09-09

申请号：US17096710

申请日：2020-11-12

Applicant: Samsung Display Co., Ltd.

Inventor： Mi Young KIM ,  Kwang Hyeok Kim ,  So Yeon Park ,  Yong Hwan Park

IPC: G06F3/041 ,  H01L27/32 ,  H01L51/00 ,  G06F3/044

Abstract: A display device including a substrate including a display area including a plurality of pixels and a non-display area adjacent to the display area, a plurality of sensing electrodes disposed to overlap with the display area, a plurality of display pads disposed along a first direction in the non-display area, a plurality of sensing pads disposed between the display pads, and a multiplexer electrically connecting the sensing electrodes and the sensing pads. The multiplexer is adjacent to at least one of the sensing pads in the first direction.

公开(公告)号：US20190187496A1

公开(公告)日：2019-06-20

申请号：US16012466

申请日：2018-06-19

Applicant: Samsung Display Co., Ltd.

Inventor： In Nam LEE ,  Kyo Won KU ,  Mi Young KIM ,  Chang Bum KIM ,  Hyun Jae LEE

IPC: G02F1/13 ,  G02F1/1337 ,  G02F1/1343 ,  G06F3/041

CPC classification number: G02F1/1309 ,  G02F1/1337 ,  G02F1/134309 ,  G06F3/04164 ,  G06F3/0418 ,  G06F3/0443 ,  G06F3/0446 ,  G06F3/0448

Abstract: An input sensing unit may include sensing electrodes and auxiliary electrodes. The sensing electrodes may be disposed in an input-sensing area of the input sensing unit. The auxiliary electrodes may be disposed in a supplementary area and may sense damage occurring in an auxiliary area of the input sensing unit. The supplementary area may be adjacent to the input-sensing area. The auxiliary area may be part of the supplementary area.

公开(公告)号：US20240393894A1

公开(公告)日：2024-11-28

申请号：US18444763

申请日：2024-02-19

Applicant: Samsung Display Co., Ltd.

Inventor： Kyo Won KU ,  Jin A KANG ,  Ga Young KIM ,  Mi Young KIM ,  Sang Hyun LIM

IPC: G06F3/041 ,  G06F3/0354 ,  G06F3/044 ,  G06F3/046 ,  H02J50/05

Abstract: A display device includes a display panel including sub-pixels, a display panel driver configured to control the display panel, a touch panel including a touch sensor including a plurality of touch electrodes and a charger including a plurality of charge electrodes, and a touch panel driver configured to provide a first charge voltage having a first phase to N first charge electrodes among the charge electrodes in a first charge period, and provide the first charge voltage to M (M is different from N) second charge electrode among the charge electrodes in a second charge period.

公开(公告)号：US20220004277A1

公开(公告)日：2022-01-06

申请号：US17480014

申请日：2021-09-20

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yong-Hwan PARK ,  Mi Young KIM ,  Chi Wook AN ,  Seong Jun LEE

IPC: G06F3/041 ,  H01L51/52 ,  H01L27/32 ,  G06F3/044

Abstract: A display device, including a substrate; a pixel electrode and an opposing electrode on the substrate; an encapsulation portion on the opposing electrode, the encapsulation portion including at least one organic layer and at least one inorganic layer alternately deposited; and a planarization layer on the encapsulation portion, the planarization layer including a portion covering an edge portion of the encapsulation portion, a first angle between an edge side surface of the planarization layer and a surface of the substrate being larger than a second angle between an edge side surface of the encapsulation portion and the surface of the substrate.

公开(公告)号：US20210143225A1

公开(公告)日：2021-05-13

申请号：US17001033

申请日：2020-08-24

Applicant: Samsung Display Co., Ltd.

Inventor： Young Woo PARK ,  Mi Young KIM ,  Sang Hyun JUN

IPC: H01L27/32 ,  H01L51/52 ,  G06F3/044

Abstract: A display device includes: a display unit including a flat part and a curved part which is formed to be bent from sides of the flat part; a sensing unit on the display unit to overlap with the flat part and the curved part; and a passivation layer on the sensing unit, wherein the passivation layer overlaps with the flat part and the passivation layer does not overlap the curved part.

公开(公告)号：US20200089347A1

公开(公告)日：2020-03-19

申请号：US16386203

申请日：2019-04-16

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Yeon BAEK ,  Mi Young KIM ,  Chang Bum KIM ,  Jung Mok PARK ,  Young Seok YOO ,  Byeong Kyu JEON ,  Hee Yeon CHOI

IPC: G06F3/041

Abstract: A touch screen and a display device having the same are disclosed. The touch screen includes an insulating substrate including a sensing region and a peripheral region, a plurality of sensing electrodes disposed in the sensing region, a plurality of wirings disposed in the peripheral region and electrically connected to the plurality of sensing electrodes, a plurality of pads disposed in the peripheral region and electrically connected to the plurality of wirings, an optical film disposed on an upper portion of the plurality of sensing electrodes, a flexible circuit board electrically connected to the plurality of pads, and a reinforcing member disposed on the flexible circuit board corresponding to the plurality of pads, wherein a first height measured from the insulating substrate to an upper surface of the reinforcing member is equal to a second height measured from the insulating substrate to an upper surface of the optical film.