公开(公告)号：US09488337B2

公开(公告)日：2016-11-08

申请号：US14470043

申请日：2014-08-27

Applicant: LG ELECTRONICS INC.

Inventor： Jungwoon Park ,  Jongjin Kim ,  Youngil Kim ,  Yongshu Shin

IPC: F21V11/00 ,  F21Y101/02 ,  F21Y105/00 ,  G02F1/1335 ,  F21V8/00 ,  F21V3/04

CPC classification number: F21V11/00 ,  F21V3/049 ,  F21Y2101/00 ,  F21Y2105/00 ,  F21Y2115/10 ,  G02B6/0036 ,  G02B6/0051 ,  G02B6/0061 ,  G02B6/0078 ,  G02F1/133606 ,  G02F1/133611

Abstract: Provided is a diffuser for a backlight and display device having the same. The display device may include a case, a display screen provided in the case, and a backlight provided behind the display screen. The backlight may include a first light panel, a second light panel provided adjacent the first light panel, and a diffuser provided over a boundary between the first and second light panels to diffuse light between the first and second light panels. The diffuser may have light blocking regions arranged in a prescribed pattern to diffuse the light.

Abstract translation: 本发明提供一种背光源的扩散器及具有该扩散器的显示装置。 显示装置可以包括壳体，设置在壳体中的显示屏幕以及设置在显示屏幕后面的背光。 背光源可以包括第一光板，邻近第一光板设置的第二光板和设置在第一和第二光板之间的边界上的漫射器，以在第一和第二光板之间扩散光。 扩散器可以具有以规定图案布置的光阻挡区域以使光漫射。

公开(公告)号：US20230353921A1

公开(公告)日：2023-11-02

申请号：US17885962

申请日：2022-08-11

Applicant: LG ELECTRONICS INC.

Inventor： Giljae Lee ,  Yonghyuk Na ,  Juchul Yun ,  Jongjin Kim ,  Hyunseung Yu ,  Seunghark Paek ,  Sooyong Song ,  Heuisik Seo

IPC: H04R1/10 ,  G10K11/175 ,  H04R1/28

CPC classification number: H04R1/1016 ,  G10K11/175 ,  H04R1/105 ,  H04R1/2811 ,  G10K2210/1081

Abstract: A sound device including a transducer, a housing accommodating the transducer, the transducer having a front chamber and a back chamber that face each other with respect to the transducer, and a microphone disposed inside the front chamber. The housing includes a speaker hole located at an outer surface of the housing at a portion of the front chamber, an air hole located at the outer surface of the housing at a rear portion of the back chamber, and an inner space configured to allow air passing through the air hole to flow into the front chamber therethrough independent of the back chamber. The transducer outputs sound based on sound information received by the microphone.

公开(公告)号：US12149877B2

公开(公告)日：2024-11-19

申请号：US17885962

申请日：2022-08-11

Applicant: LG ELECTRONICS INC.

Inventor： Giljae Lee ,  Yonghyuk Na ,  Juchul Yun ,  Jongjin Kim ,  Hyunseung Yu ,  Seunghark Paek ,  Sooyong Song ,  Heuisik Seo

IPC: H04R1/10 ,  G10K11/175 ,  H04R1/28

Abstract: A sound device including a transducer, a housing accommodating the transducer, the transducer having a front chamber and a back chamber that face each other with respect to the transducer, and a microphone disposed inside the front chamber. The housing includes a speaker hole located at an outer surface of the housing at a portion of the front chamber, an air hole located at the outer surface of the housing at a rear portion of the back chamber, and an inner space configured to allow air passing through the air hole to flow into the front chamber therethrough independent of the back chamber. The transducer outputs sound based on sound information received by the microphone.