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：US20240064472A1

公开(公告)日：2024-02-22

申请号：US18386246

申请日：2023-11-01

Applicant: LG Display Co., Ltd.

Inventor： YuSeon KHO ,  Yong-Su HAM ,  YongWoo LEE

IPC: H04R17/00 ,  B60Q9/00 ,  H04R1/02

CPC classification number: H04R17/00 ,  B60Q9/00 ,  H04R1/025 ,  H04R2499/13

Abstract: A sound-generating apparatus and a vehicle including the same are provided. A sound-generating apparatus includes: a plurality of first portions at a vibration region including a bendable region and a peripheral portion connected to the bendable region; and a plurality of second portions between the plurality of first portions, wherein two or more second portions at the bendable region among the plurality of second portions have a cross-sectional shape that differs from a cross-sectional shape of another second portion disposed at the peripheral portion among the plurality of second portions.

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：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：US20220201400A1

公开(公告)日：2022-06-23

申请号：US17542063

申请日：2021-12-03

Applicant: LG Display Co., Ltd.

Inventor： YuSeon KHO ,  Yong-Su HAM ,  YongWoo LEE

IPC: H04R17/00 ,  H04R1/02 ,  B60Q9/00

Abstract: A sound-generating apparatus and a vehicle including the same are provided. A sound-generating apparatus includes: a plurality of first portions at each of first to third regions, and a plurality of second portions between the plurality of first portions, at each of the first to third regions, wherein two or more second portions, at any one region, among the first to third regions, have a cross-sectional shape that differs from a cross-sectional shape of a second portion disposed at each of the other regions, among the first to third regions.

公开(公告)号：US20210304722A1

公开(公告)日：2021-09-30

申请号：US17218620

申请日：2021-03-31

Applicant: LG Display Co., Ltd.

Inventor： YuSeon KHO ,  Yong-Su HAM ,  YongWoo LEE

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

Abstract: A display apparatus includes a display panel displaying an image and a vibration generating device disposed on a rear surface of the display panel to vibrate the display panel. The vibration generating device includes a piezoelectric structure including a first region and a second region, the first region has a vibration characteristic of a first frequency, and the second region has a vibration characteristic of a second frequency which differs from the first frequency.

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.