公开(公告)号：US20230217763A1

公开(公告)日：2023-07-06

申请号：US17976810

申请日：2022-10-30

Applicant: LG DISPLAY CO., LTD.

Inventor： Soon-Hwan HONG ,  Chang-Soo KIM ,  Seong-Yeong KIM

IPC: H01L27/32 ,  H01L27/12 ,  G09G3/3258

CPC classification number: H01L27/3211 ,  H01L27/3276 ,  H01L27/3262 ,  H01L27/1214 ,  G09G3/3258 ,  H01L27/323 ,  G09G2300/0452 ,  H01L51/5275

Abstract: A display device with a switchable viewing angle includes a timing controller to generate an image data, a data control signal, and a gate control signal, a data driver to generate a data signal using the image data and the data control signal, a gate driver to generate a gate signal and first to third emission signals using the gate control signal, and a display panel including a plurality of subpixels to display an image using the data signal, the gate signal, and the first to third emission signals. The gate driver includes a gate signal generator to generate the gate signal, first emission signal generator to generate the first emission signal, and second and third emission signal generators to generate the second and third emission signals, respectively, using input and output signals of the gate signal generator and input and output signals of the first emission signal generator.

公开(公告)号：US20230217690A1

公开(公告)日：2023-07-06

申请号：US17995000

申请日：2022-11-28

Applicant: LG Display Co., Ltd.

Inventor： Soon-Hwan HONG ,  Chang-Soo KIM ,  Sang-Hak SHIN ,  Cheol-Hwan LEE ,  Seong-Yeong KIM

IPC: H10K50/858 ,  G02B3/00 ,  G02B3/06 ,  H10K59/40 ,  H10K50/86 ,  G06F3/041 ,  G09G3/3233

CPC classification number: H01L51/5275 ,  G02B3/06 ,  G02B3/0043 ,  G06F3/0412 ,  G09G3/3233 ,  H01L27/323 ,  H01L51/5281 ,  H01L51/5284 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2320/068

Abstract: A viewing angle switchable display device can include a display panel including first, second, and third sub-pixels, each of the first, second, and third sub-pixels having a first emission area and a second emission area spaced apart from the first emission area; and a lens layer disposed over the display panel and including a first type of lens corresponding to the first emission area and a second type of lens corresponding to the second emission area, in which the first type of lens has a different shape than the second type of lens. Also, the display panel is configured to display an image according to a wide view mode via the first emission area and the first type of lens, and display the image according to a narrow view mode via the second emission area and the second type of lens.

公开(公告)号：US20230209886A1

公开(公告)日：2023-06-29

申请号：US18051030

申请日：2022-10-31

Applicant: LG Display Co., Ltd.

Inventor： Min-Jic LEE ,  Chang-Soo KIM

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5284 ,  H01L27/3211 ,  H01L51/5275 ,  H01L27/3244

Abstract: An organic light-emitting diode display device includes a display panel including a first electrode, a light-emitting layer, and a second electrode provided at each sub-pixel; a first black matrix over the display panel; a lens over the first black matrix and corresponding to the sub-pixel; a translucent overcoat layer over the lens; a color filter layer over the translucent overcoat layer; a second black matrix between the first black matrix and the color filter layer; and a cover window over the color filter layer, wherein a width of the first black matrix is larger than a width of the second black matrix in a first direction.