公开(公告)号：US20230212754A1

公开(公告)日：2023-07-06

申请号：US17989272

申请日：2022-11-17

Applicant: LG Display Co., Ltd.

Inventor： Kyungyeol RYU ,  Uihyeon JEONG ,  Chiwan KIM

IPC: C23C18/16

CPC classification number: C23C18/1632 ,  C23C18/1628

Abstract: A cartridge assembly, a jig, a jig assembly and an apparatus for electroless plating are disclosed. The cartridge includes a first cartridge and a second cartridge. The first cartridge includes a holder disposed at a corner thereof, and the holder is formed to protrude toward the second cartridge. The second cartridge includes an accommodating portion disposed at a corner thereof, and the accommodating portion accommodates at least a portion of the holder.

公开(公告)号：US20220360907A1

公开(公告)日：2022-11-10

申请号：US17871842

申请日：2022-07-22

Applicant: LG Display Co., Ltd.

Inventor： YongWoo LEE ,  Chiwan KIM ,  Taeheon KIM ,  Sung-Eui SHIN ,  Kyungyeol RYU ,  YuSeon KHO ,  YongGyoon JANG ,  Yong-Su HAM ,  Sungwook KO

IPC: H04R17/00 ,  H04R1/02 ,  H04R1/28 ,  H04R3/12 ,  G08B6/00 ,  H04R1/40

Abstract: A display apparatus includes a display panel configured to display an image and a plurality of vibration generating devices on a rear surface of the display panel, the display panel being at least one of a vibration plate configured to output sound and a vibration plate configured to output a haptic vibration. Each of the plurality of vibration generating devices includes a first electrode under the display panel, a piezoelectric member under the first electrode, a damping member in a periphery the piezoelectric member, and a second electrode under the piezoelectric member.

公开(公告)号：US20210306758A1

公开(公告)日：2021-09-30

申请号：US17346043

申请日：2021-06-11

Applicant: LG Display Co., Ltd.

Inventor： Chiwan KIM ,  Kyungyeol RYU ,  YuSeon KHO ,  YongGyoon JANG

IPC: H04R17/00 ,  H04R1/02 ,  G06F3/16

Abstract: A display apparatus includes: a display panel configured to be rolled or unrolled, at least one vibration module on a rear surface of the display panel, the at least one vibration module being configured to: be rolled or unrolled with the display panel, and vibrate the display panel, and a partition on the rear surface of the display panel, the partition being spaced apart from and surrounding the at least one vibration module, wherein the at least one vibration module includes: a plurality of first portions having a piezoelectric property, and a plurality of second portions between the plurality of first portions, the plurality of second portions having flexibility.

公开(公告)号：US20200314515A1

公开(公告)日：2020-10-01

申请号：US16450182

申请日：2019-06-24

Applicant: LG Display Co., Ltd.

Inventor： YongGyoon JANG ,  Yong-Su HAM ,  YongWoo LEE ,  Kyungyeol RYU

IPC: H04R1/02 ,  G06F3/01 ,  G08B6/00 ,  H01L51/52 ,  H01L25/16 ,  H01L41/08 ,  H01L41/09

Abstract: Display panel and display apparatus including the same. A display panel includes a first substrate including a display portion configured to display an image, a second substrate attached to the first substrate by an adhesive member, and a vibration generating module within the adhesive member to overlap the display portion. The vibration generating module is surrounded by the second substrate and the adhesive member.

公开(公告)号：US20200213768A1

公开(公告)日：2020-07-02

申请号：US16722713

申请日：2019-12-20

Applicant: LG Display Co., Ltd.

Inventor： YongWoo LEE ,  Chiwan KIM ,  Taeheon KIM ,  Sung-Eui SHIN ,  Kyungyeol RYU ,  YuSeon KHO ,  YongGyoon JANG ,  Yong-Su HAM ,  Sungwook KO

IPC: H04R17/00 ,  H04R1/02 ,  H04R1/28 ,  H04R1/40 ,  H04R3/12 ,  G08B6/00

Abstract: A display apparatus includes a display panel configured to display an image and a plurality of vibration generating devices on a rear surface of the display panel, the display panel being at least one of a vibration plate configured to output sound and a vibration plate configured to output a haptic vibration. Each of the plurality of vibration generating devices includes a first electrode under the display panel, a piezoelectric member under the first electrode, a damping member in a periphery the piezoelectric member, and a second electrode under the piezoelectric member.

公开(公告)号：US20200171542A1

公开(公告)日：2020-06-04

申请号：US16655928

申请日：2019-10-17

Applicant: LG Display Co., Ltd.

Inventor： YuSeon KHO ,  Chiwan KIM ,  Taeheon KIM ,  Sung-Eui SHIN ,  YongWoo LEE ,  Kyungyeol RYU ,  YongGyoon JANG

IPC: B06B1/06

Abstract: A vibration generating device includes a first piezoelectric device including at least one slit, a first electrode on a first surface of the first piezoelectric device, and a second electrode on a second surface opposite to the first surface of the first piezoelectric device.

公开(公告)号：US20200059733A1

公开(公告)日：2020-02-20

申请号：US16443454

申请日：2019-06-17

Applicant: LG Display Co., Ltd.

Inventor： Sung Eui SHIN ,  Taeheon KIM ,  Kyungyeol RYU ,  YongGyoon JANG ,  Chiwan KIM ,  YongWoo LEE ,  YuSeon KHO

IPC: H04R17/00 ,  H04R1/02 ,  H04R7/04

Abstract: A display apparatus including a flexible vibration module and a method of manufacturing the flexible vibration module are provided. A display apparatus includes: a display panel configured to display an image, and a flexible vibration module on a rear surface of the display panel, the flexible vibration module configured to vibrate the display panel, the flexible vibration module including: a plurality of first portions having a piezoelectric characteristic, and a plurality of second portions respectively between pairs of the plurality of first portions, the plurality of second portions having flexibility.

公开(公告)号：US20190018509A1

公开(公告)日：2019-01-17

申请号：US16019935

申请日：2018-06-27

Applicant: LG DISPLAY CO., LTD.

Inventor： Kyungyeol RYU ,  Chiwan KIM ,  Taeheon KIM ,  Sung-Eui SHIN ,  YongWoo LEE ,  YuSeon KHO

IPC: G06F3/041 ,  G06F3/01 ,  C08G79/025

Abstract: Provided are a touch sensitive device and a display device including the touch sensitive device. The touch sensitive device according to an embodiment of the present disclosure includes an electro-active layer formed of polyphosphazene substituted with an aryloxy group at a phosphorus atom in the backbone of the polyphosphazene, and electrodes disposed on at least one surface of the electro-active layer. The touch sensitive device according to an embodiment of the present disclosure has an excellent intensity of vibrations due to characteristics of the polyphosphazene including the substituted aryloxy group and is flame retardant and non-toxic.

公开(公告)号：US20240214745A1

公开(公告)日：2024-06-27

申请号：US18126834

申请日：2023-03-27

Applicant: LG Display Co., Ltd.

Inventor： Kyungyeol RYU ,  Minji KIM

IPC: H04R17/00 ,  H04R1/02 ,  H04R1/28

CPC classification number: H04R17/00 ,  H04R1/028 ,  H04R1/2834 ,  H04R2499/15

Abstract: A vibration apparatus can include a vibration generating portion including at least one or more vibration portions, a first cover member disposed at a first surface of the vibration generating portion, a second cover member disposed at a second surface of the vibration generating portion being different from the first surface of the vibration generating portion, a signal cable electrically connected with the vibration generating portion, and a connection member disposed between the first cover member and the second cover member to connect the vibration generating portion with the signal cable.

公开(公告)号：US20240056743A1

公开(公告)日：2024-02-15

申请号：US18384856

申请日：2023-10-29

Applicant: LG Display Co., Ltd.

Inventor： Chiwan KIM ,  Kyungyeol RYU ,  YuSeon KHO ,  YongGyoon JANG

IPC: H04R17/00 ,  H04R1/02 ,  G06F3/16

CPC classification number: H04R17/00 ,  H04R1/028 ,  G06F3/16 ,  G06F1/1601

Abstract: A display apparatus includes: a display panel configured to be rolled or unrolled; at least one vibration module at a rear surface of the display panel, the at least one vibration module being configured to be rolled or unrolled with the display panel and to vibrate the display panel; a partition at the rear surface of the display panel, the partition being spaced apart from and surrounding the at least one vibration module; and a plurality of rigid members at the rear surface of the display panel, the plurality of rigid members extending in a first direction and being spaced apart from each other in a second direction vertical to the first direction in a state in which the plurality of rigid members are not coupled or connected to each other.