公开(公告)号：US12033545B2

公开(公告)日：2024-07-09

申请号：US18297809

申请日：2023-04-10

Applicant: Samsung Display Co., LTD.

Inventor： Yi Joon Ahn ,  Jung Hun Noh ,  Eun Kyung Yeon ,  Jae Been Lee

IPC: G09F9/30 ,  H10K71/00 ,  H10K77/10 ,  H10K102/00

CPC classification number: G09F9/301 ,  H10K71/00 ,  H10K77/111 ,  H10K2102/311

Abstract: A display device includes a flexible substrate including a folding area, a non-folding area adjacent to the folding area along a first direction, and a first surface in both the folding area and the non-folding area, a light-emitting element layer on the flexible substrate, and a support which faces the light-emitting layer with the flexible substrate therebetween, forms an interface with the first surface of the flexible substrate and is bendable together with the flexible substrate. The support includes a first support corresponding to the folding area, a second support corresponding to the non-folding area, and a through hole extended through the support. The through hole is extended through the first support, and a first portion of the first surface of the flexible substrate is exposed to outside the support by the through hole in the first support.

公开(公告)号：US12009365B2

公开(公告)日：2024-06-11

申请号：US17412175

申请日：2021-08-25

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Hoon Kim ,  Jung Hun Noh ,  Yi Joon Ahn ,  Eun Kyung Yeon ,  Jae Been Lee

IPC: H01L27/12 ,  H01L25/16

CPC classification number: H01L27/1218 ,  H01L25/167 ,  H01L27/124 ,  H01L27/1262

Abstract: A display device is provided. The display device may include a first substrate, a first set of light emitting elements, and a second set of light emitting elements. The first substrate may include a first set of holes. Each hole of the first set of holes may extend through the first substrate. Each of the first set of light emitting elements and the second set of light emitting elements may overlap the first substrate. The first set of holes may be positioned between the first set of light emitting elements and the second set of light emitting elements in a plan view of the display device.

公开(公告)号：US11762469B2

公开(公告)日：2023-09-19

申请号：US16986168

申请日：2020-08-05

Applicant: Samsung Display Co., LTD.

Inventor： Jung Hun Noh ,  Yi Joon Ahn ,  Ga Na Kim ,  So Young Yeo ,  Eun Kyung Yeon ,  Jae Been Lee

IPC: G06F3/01 ,  G06F3/041 ,  G06F3/044 ,  H10N30/20

CPC classification number: G06F3/016 ,  G06F3/0412 ,  G06F3/0447 ,  G06F3/04146 ,  H10N30/20 ,  G06F2203/04105

Abstract: A display device and a haptic feedback method having the same provide a display panel which displays an image, a cover window on a first surface of the display panel and including a tactile pattern, and an actuator which is disposed on a second surface opposite the first surface of the display panel and overlaps the tactile pattern in a width direction of the display panel. The actuator outputs a sensing voltage according to applied pressure and generates vibrations according to applied driving voltages.

公开(公告)号：US11736843B2

公开(公告)日：2023-08-22

申请号：US17855209

申请日：2022-06-30

Applicant: Samsung Display Co., LTD.

Inventor： Young Seok Seo ,  Jung Hun Noh ,  Seung Lyong Bok ,  Yi Joon Ahn ,  Sun Mi Yu ,  Jin Oh Kwag

IPC: G06F3/041 ,  G09G3/3266 ,  H04R1/02 ,  G06F3/044 ,  H04R3/00 ,  H10K50/87 ,  H10K59/12 ,  H10K59/40 ,  H10K59/65 ,  G09G3/3233 ,  G06V40/13

CPC classification number: H04R1/028 ,  G06F3/0412 ,  G06F3/0446 ,  H04R3/00 ,  H10K50/87 ,  H10K59/12 ,  H10K59/40 ,  H10K59/65 ,  G06F2203/04105 ,  G06F2203/04107 ,  G06V40/1306 ,  G06V40/1318 ,  G09G3/3233 ,  G09G3/3266 ,  H04R2499/15

Abstract: A display device includes a display panel including a display layer including light-emitting elements disposed on a substrate, and a sensor electrode layer disposed on the display layer. The sensor electrode layer includes a first sound electrode and a second sound electrode; a vibration layer electrically contacting the first sound electrode and the second sound electrode and being deformed in response to a first sound driving voltage applied to the first sound electrode and a second sound driving voltage applied to the second sound electrode; and sensor electrodes disposed on the vibration layer. The sensor electrodes sense an input.

公开(公告)号：US11675438B2

公开(公告)日：2023-06-13

申请号：US16704812

申请日：2019-12-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Eun Kyung Yeon ,  Ga Na Kim ,  Jung Hun Noh ,  Yi Joon Ahn

IPC: G06F3/041 ,  G06F3/01 ,  B06B1/04 ,  H01L27/32 ,  B06B1/06

CPC classification number: G06F3/016 ,  B06B1/045 ,  B06B1/0688 ,  H01L27/3225 ,  H01L27/3244

Abstract: A display device includes a display panel, a bracket disposed on a first surface of the display panel, and a first vibrating device disposed between the first surface of the display panel and a first surface of the bracket which faces the first surface of the display panel. The first vibrating device is configured to output a first sound and provide a haptic feedback by vibrating the display panel and the bracket.

公开(公告)号：US11675224B2

公开(公告)日：2023-06-13

申请号：US17473008

申请日：2021-09-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Byeong Hee Won ,  Yi Joon Ahn ,  Jung Hun Noh ,  Jae Woo Im

IPC: G02F1/1333 ,  H01L23/498

CPC classification number: G02F1/133308 ,  G02F1/133305 ,  G02F1/133382 ,  H01L23/4985

Abstract: A display device that includes a display panel having a first substrate, a second substrate, and a light-emitting element layer. The light emitting layer is disposed between the first and second substrates and is configured to emit light in a direction toward the second substrate. A first sound generator is disposed on a first surface of the first substrate and is configured to vibrate the display panel to output a first sound. A first heat dissipation film is disposed between the first substrate and the first sound generator.

公开(公告)号：US11650640B2

公开(公告)日：2023-05-16

申请号：US16727052

申请日：2019-12-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Byeong Hee Won ,  Jung Hun Noh ,  Yi Joon Ahn

IPC: G06F1/20 ,  G06F1/16 ,  H04M1/02 ,  H05K7/20

CPC classification number: G06F1/203 ,  G06F1/1688 ,  H04M1/0202 ,  H05K7/2039 ,  H05K7/20963

Abstract: A display device includes a display panel, and a heat-dissipating member disposed on the display panel and including a conductive metal. The display device further includes a sound generator disposed on the heat-dissipating member and generating sound by vibrating the display panel and the heat-dissipating member. The display device additionally includes a display circuit board disposed on the heat-dissipating member. The heat-dissipating member includes openings and a first line formed in the openings, and the first line electrically connects the sound generator with the display circuit board.

公开(公告)号：US11543865B2

公开(公告)日：2023-01-03

申请号：US17391009

申请日：2021-08-01

Applicant: Samsung Display Co. Ltd.

Inventor： Yi Joon Ahn ,  Jung Hun Noh

IPC: G06F3/01 ,  G06F1/16 ,  G06F3/041 ,  H04R1/02 ,  H04R1/08

Abstract: A sound generator for a display device, including: a first vibration generation unit having a first electrode and a second electrode; a second vibration generation unit having a third electrode and a fourth electrode; and a vibration layer including: a first sub-vibration layer disposed between the first electrode and the second electrode; and a second sub-vibration layer disposed between the third electrode and the fourth electrode, wherein the first vibration generation unit is configured to contract and expand the first sub-vibration layer based on a first driving voltage applied to the first electrode and a second driving voltage applied to the second electrode, and wherein the second vibration generation unit is configured to contract and expand the second sub-vibration layer based on a third driving voltage applied to the third electrode and a fourth driving voltage applied to the fourth electrode.

公开(公告)号：US11502271B2

公开(公告)日：2022-11-15

申请号：US16935118

申请日：2020-07-21

Applicant: Samsung Display Co., LTD.

Inventor： Ga Na Kim ,  Jung Hun Noh ,  Jae Been Lee ,  Yi Joon Ahn

IPC: H01L51/00 ,  H01L51/52 ,  H01L27/14 ,  H01L27/32 ,  G02F1/1333 ,  H01L27/146

Abstract: An electronic device including a window having a front surface and a rear surface, a display panel disposed on the rear surface of the window, the display panel having a front surface and a rear surface, and a sensory button set disposed on the rear surface of the display panel. The sensory button set includes a sensor unit, and a pusher disposed between the sensor unit and the display panel configured to transfer an external force applied to a predetermined area of the window to the sensor unit.

公开(公告)号：US11243738B2

公开(公告)日：2022-02-08

申请号：US16695157

申请日：2019-11-25

Applicant: Samsung Display Co., Ltd.

Inventor： Eun Kyung Yeon ,  Yi Joon Ahn ,  Ga Na Kim ,  Jung Hun Noh ,  Jae Been Lee

IPC: G06F3/16 ,  G10K9/125 ,  G06F1/16

Abstract: A display device includes: a display panel; a first sound generating device disposed below the display panel, where the first sound generating device generates a sound by causing the display panel to vibrate; and a second sound generating device disposed below the display panel, where the second generating sound generating device generates a sound by causing the display panel to vibrate. The first sound generating device includes: a first vibrator which vibrates in a first direction, which is a thickness direction of the display panel; and a second vibrator which vibrates in the first direction, and the second sound generating device includes: a third vibrator which vibrates in the first direction; and a fourth vibrator which vibrates in a second direction, which is perpendicular to the first direction.