公开(公告)号：US20240149302A1

公开(公告)日：2024-05-09

申请号：US18381471

申请日：2023-10-18

Applicant: LG Display Co., Ltd.

Inventor： Chiwan KIM ,  Minji KIM ,  Yong-Su HAM ,  YoungWook HA ,  SiHyun KIM

IPC: B06B1/06 ,  B06B1/02

CPC classification number: B06B1/0618 ,  B06B1/0207 ,  B06B2201/55

Abstract: A vibration apparatus and an apparatus including the same are provided. A vibration apparatus includes a vibration part, a film member including at least one signal line connected with the vibration part, and an adhesive member adjacent to the film member and the vibration part with the at least one signal line between the adhesive member and the vibration part.

公开(公告)号：US20230336922A1

公开(公告)日：2023-10-19

申请号：US18213648

申请日：2023-06-23

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

CPC classification number: H04R17/00 ,  H04R1/028 ,  H04R1/288 ,  H04R3/12 ,  G08B6/00 ,  H04R1/403 ,  H04R2499/15

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：US20230215410A1

公开(公告)日：2023-07-06

申请号：US17965427

申请日：2022-10-13

Applicant: LG Display Co., Ltd.

Inventor： Uihyeon JEONG ,  Chiwan KIM ,  SeungRyull PARK ,  Yong-Su HAM

IPC: G10K9/122 ,  G10K9/22

CPC classification number: G10K9/122 ,  G10K9/22 ,  H04R17/00

Abstract: An apparatus may enhance a sound characteristic and/or a sound pressure level characteristic. An apparatus includes a vibration member, a vibration apparatus under the vibration member, a plurality of vibration portions overlapping one another, and a connection member connecting at least a portion of the plurality of vibration portions to the vibration member.

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：US20210366456A1

公开(公告)日：2021-11-25

申请号：US17322248

申请日：2021-05-17

Applicant: LG DISPLAY CO., LTD.

Inventor： Uihyeon JEONG ,  Chiwan KIM ,  YongWoo LEE ,  Sungwook KO

IPC: G10K9/122 ,  G06F3/16 ,  G06F1/16

Abstract: A display apparatus includes a display panel configured to display an image, a vibration generating device at a rear surface of the display panel to vibrate the display panel, and a supporting member at the rear surface of the display panel and including a first hole. The first hole may be disposed at a whole region or periphery of the vibration generating device.

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：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.