公开(公告)号：US20230266854A1

公开(公告)日：2023-08-24

申请号：US17935338

申请日：2022-09-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gi Na YOO ,  Ju Yeon KIM ,  Won Sang PARK ,  Chang Woo SHIM ,  Seong Jun LEE ,  Dong Hee CHOI

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

CPC classification number: G06F3/0448 ,  H01L27/323 ,  H01L27/3246 ,  G06F3/0412 ,  G06F2203/04112

Abstract: A display device includes subpixels on a substrate, position code patterns having a predetermined position code shape, when viewed in a plan view, each position code pattern being disposed at a region between at least two adjacent subpixels, and a pixel-defining layer defining a region where each subpixel is disposed and covering the position code patterns. The plurality of position code patterns are formed in a planar code shape and are configured to reflect light incident through the pixel-defining layer.

公开(公告)号：US20230175911A1

公开(公告)日：2023-06-08

申请号：US18104672

申请日：2023-02-01

Applicant: Samsung Display Co., Ltd. ,  RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY

Inventor： Jae Ik LIM ,  Won Sang PARK ,  Hye Yong CHU ,  Do-Il KIM ,  Nae-Eung LEE ,  Han-Byeol LEE

IPC: G01L19/14 ,  G01L1/14 ,  G01L1/16

CPC classification number: G01L19/148 ,  G01L1/148 ,  G01L1/16

Abstract: A pressure sensor includes: a base substrate including an embossed pattern; a first conductive layer disposed on the base substrate; a pressure sensitive material layer disposed on the first conductive layer such that its electrical characteristic is varied corresponding to a strain applied thereto, the pressure sensitive material layer including a dielectric and nanoparticles dispersed in the dielectric; and a second conductive layer disposed on the pressure sensitive material layer, wherein the dielectric and the nanoparticle include materials having pyroelectricities of polarities opposite to each other.

公开(公告)号：US20230143220A1

公开(公告)日：2023-05-11

申请号：US17809816

申请日：2022-06-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： CHANG MIN PARK ,  Jin Yong SIM ,  Ivan MAIDANCHUK ,  Won Sang PARK ,  Kyu Shik SHIN ,  Seong Jun LEE

IPC: G06F3/041 ,  G06F3/0354 ,  G06F3/042 ,  G06F3/038 ,  G06F3/0488

CPC classification number: G06F3/04162 ,  G06F3/03545 ,  G06F3/0421 ,  G06F3/0383 ,  G06F3/0488 ,  G06F2203/04106

Abstract: The present disclosure relates to a smart pen and a display device using the same, in which a reflective light reception rate may be enhanced through a light output structure to increase a code pattern and code information recognition rate of a display panel. According to an embodiment of the disclosure, smart pen comprising a body portion, a pen tip portion formed on one end of the body portion to form a path of light emitted from a light emitting portion in an end direction at one side, a code detector detecting shape data for code patterns by applying light to the pen tip portion and receiving light reflected from a display panel and the pen tip portion, and a code processor generating coordinate data by using the shape data and transmitting the coordinate data to a main processor for driving the display panel.

公开(公告)号：US20230119269A1

公开(公告)日：2023-04-20

申请号：US18064796

申请日：2022-12-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chi-O CHO ,  Byungchoon YANG ,  Young-Jun SEO ,  Won Sang PARK

IPC: H10K50/115 ,  H10K59/35 ,  H10K50/814 ,  H10K50/818 ,  H10K59/38 ,  H10K50/11 ,  H10K50/82 ,  H10K50/844 ,  H10K50/86 ,  H10K50/828

Abstract: An organic light emitting display apparatus including a substrate including a plurality of pixel areas; a pixel electrode on the substrate; an opposite electrode on the pixel electrode, the opposite electrode transmitting light; an organic light emitting layer between the pixel electrode and the opposite electrode, the organic light emitting layer emitting a first light toward the opposite electrode; a light emitting layer on the opposite electrode, the light emitting layer absorbing a portion of the first light and emitting a second light; and a sealing layer on the light emitting layer, the sealing layer sealing the pixel electrode, the opposite electrode, the organic light emitting layer, and the light emitting layer.

公开(公告)号：US20220382398A1

公开(公告)日：2022-12-01

申请号：US17681056

申请日：2022-02-25

Applicant: Samsung Display Co., Ltd.

Inventor： Won Sang PARK

IPC: G06F3/046 ,  G06F3/041 ,  G06F3/044

Abstract: Provided are a touch sensing unit and a display device including the same. The touch sensing unit includes a substrate including glass or a polymer resin, and a sensor electrode layer including sensor electrodes and sensor lines disposed on the substrate and a sensor insulating film configured to cover the sensor electrodes and the sensor lines. The sensor electrodes emit an electromagnetic wave according to transmission signals of the sensor lines. The sensor electrodes transmit reception signals to the sensor lines according to the electromagnetic wave received from the outside. The electromagnetic wave has a frequency of 10 GHz to 100 GHz.

公开(公告)号：US20220229514A1

公开(公告)日：2022-07-21

申请号：US17485605

申请日：2021-09-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Won Sang PARK

IPC: G06F3/044 ,  H01L27/32 ,  H01L51/52 ,  H01L27/15 ,  H01L33/50 ,  H01L33/58

Abstract: A display device including: a display unit including a plurality of emission areas which emit light; and a plurality of touch electrodes disposed on the display unit to detect a touch input, wherein at least some of the touch electrodes include a code pattern part including a plurality of code patterns that include cutouts corresponding to location inforniation.

公开(公告)号：US20220058254A1

公开(公告)日：2022-02-24

申请号：US17520699

申请日：2021-11-07

Applicant: Samsung Display Co., Ltd.

Inventor： Won Sang PARK ,  Jin Oh KWAG ,  ILNAM KIM ,  Ji Hun RYU ,  Seung Hyun MOON ,  Bong Hyun YOU ,  Jong Hyun LEE ,  Hee Chul HWANG

IPC: G06F21/32 ,  G06F3/042 ,  G06K9/00

Abstract: A display device including a fingerprint sensor including a first layer having at least one photo sensor to generate a fingerprint image corresponding to reflected light from a fingerprint contact surface, light emitting elements to transmit light reflected by the fingerprint, and a second layer including pin holes to allow reflected light to be incident upon the at least one photo sensor; and a fingerprint detector to receive the fingerprint image from the fingerprint sensor, to extract a first image corresponding to a first region of the fingerprint and a second image corresponding to a second region of the fingerprint, to compare the first and second images to determine similarity, and to perform fingerprint authentication, based on similarity determination, where the fingerprint first region is in contact with the fingerprint contact surface and the fingerprint second region is not in contact with the fingerprint contact surface.

公开(公告)号：US20210104582A1

公开(公告)日：2021-04-08

申请号：US16983184

申请日：2020-08-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ki Seo KIM ,  Jae-Kyoung KIM ,  Won Sang PARK ,  Bong Hyun YOU

IPC: H01L27/32 ,  H01Q1/24 ,  H01Q9/04

Abstract: A display apparatus includes a flexible display panel including a display area with a first folding area, the display area including an upper surface and a lower surface and displaying an image via the upper surface, a cover window disposed on the upper surface of the display area of the flexible display panel and an antenna layer including a first antenna disposed on an upper surface of the first folding area. The upper surface of the display area includes the upper surface of the first folding area. The first antenna is disposed between the upper surface of the first folding area and the cover window.

公开(公告)号：US20210050403A1

公开(公告)日：2021-02-18

申请号：US16989672

申请日：2020-08-10

Applicant: Samsung Display Co., Ltd.

Inventor： Seong Ryong LEE ,  Jae Kyoung KIM ,  Won Sang PARK ,  Jong In BAEK ,  Eun Jin SUNG ,  Jong Hyun LEE

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display device of embodiments of the present disclosure may include a substrate including a display area including a plurality of pixel areas, and a non-display area adjacent the display area, a circuit element layer on the substrate, and including a plurality of non-transmission areas in which a plurality of signal lines for transferring signals for driving a pixel are positioned, and a plurality of transmission areas for transmitting light and located between the signal lines in a plan view, a light emitting element layer on the circuit element layer, and including light emitting elements, and a light blocking layer between the substrate and the circuit element layer, and including a plurality of first opening portions overlapping the non-transmission area, and a plurality of second opening portions overlapping the transmission area, wherein one of the non-transmission areas and the transmission area are in each of the pixel areas.

公开(公告)号：US20200099004A1

公开(公告)日：2020-03-26

申请号：US16697002

申请日：2019-11-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chi-O CHO ,  Byungchoon YANG ,  Young-Jun SEO ,  Won Sang PARK

IPC: H01L51/50 ,  H01L51/52 ,  H01L27/32

Abstract: An organic light emitting display apparatus including a substrate including a plurality of pixel areas; a pixel electrode on the substrate; an opposite electrode on the pixel electrode, the opposite electrode transmitting light; an organic light emitting layer between the pixel electrode and the opposite electrode, the organic light emitting layer emitting a first light toward the opposite electrode; a light emitting layer on the opposite electrode, the light emitting layer absorbing a portion of the first light and emitting a second light; and a sealing layer on the light emitting layer, the sealing layer sealing the pixel electrode, the opposite electrode, the organic light emitting layer, and the light emitting layer.