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公开(公告)号:US09824638B2
公开(公告)日:2017-11-21
申请号:US14858962
申请日:2015-09-18
Applicant: Samsung Display Co., Ltd.
Inventor: Yong-hoon Kwon , Junghyun Kim , Seokhyun Nam , Hee-kwang Song , Ho-sik Shin
CPC classification number: G09G3/3413 , G09G3/3426 , G09G2320/064 , G09G2320/0646 , G09G2330/021 , G09G2360/16
Abstract: A display device including a display panel, a timing controller, a backlight unit, and a backlight controller. The display panel includes a plurality of display blocks, and receives an image signal and display an image. The backlight unit includes a-numbered red light sources, b-numbered green light sources (a and b are natural numbers, b
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公开(公告)号:US10332457B2
公开(公告)日:2019-06-25
申请号:US14981182
申请日:2015-12-28
Applicant: Samsung Display Co., LTD.
Inventor: Dongmin Yeo , Junghyun Kim , Hee-kwang Song , Seokhyun Nam
IPC: G09G3/34 , G02F1/1335
Abstract: A display apparatus includes a backlight unit including a first light source emitting a first light having at least two peak wavelengths and a second light source emitting a second light having a peak wavelength different from the two peak wavelengths, and a display panel receiving the first and second lights to display an image corresponding to an input image data, and a light source driver which analyzes a color information of predetermined dimming areas on the basis of the input image data and controls a contribution of the first and second light sources with respect to a target brightness of each of the predetermined dimming areas in accordance of the color information.
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公开(公告)号:US10600940B2
公开(公告)日:2020-03-24
申请号:US16361123
申请日:2019-03-21
Applicant: Samsung Display Co., Ltd.
Inventor: Hee-kwang Song , Sanghyuck Yoon , Juyoung Yoon , Hyeonmi Lee
Abstract: A display device including a light source member including a light-emitting device which emits a first light having a central wavelength in a wavelength region of about 390 nm to about 410 nm, and a first phosphor converting the first light into a second light having a central wavelength in a wavelength region of about 440 nm to about 460 nm, a display panel disposed on the light source member, and a color conversion layer disposed between the light source member and the display panel and including a luminous body which is excited by at least one of the first light or the second light and emits a light in a wavelength region which is different from that of the second light.
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公开(公告)号:US10330850B2
公开(公告)日:2019-06-25
申请号:US15498677
申请日:2017-04-27
Applicant: Samsung Display Co., Ltd.
Inventor: Youngchun Kim , Kyung-min Kim , Hyuk-hwan Kim , Hee-kwang Song
IPC: G02F1/13357 , G02F1/1335 , G02F1/1333 , G02F1/13 , F21V8/00
Abstract: A display apparatus includes a display module including a light conversion member including a plurality of quantum dots, a backlight unit providing a first light to the display module, and an optical filter disposed between the display module and the backlight unit. The optical filter includes a transmission filter layer transmitting a light in the first wavelength range and a second wavelength range, reflecting a light in a third wavelength range, and having a first effective refractive index and a viewing angle control layer disposed between the transmission filter layer and the display module to couple the transmission filter layer and the display module and having a second effective refractive index equal to or smaller than the first effective refractive index.
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公开(公告)号:US09824647B2
公开(公告)日:2017-11-21
申请号:US14796236
申请日:2015-07-10
Applicant: Samsung Display Co., Ltd.
Inventor: Ho-Sik Shin , Junghyun Kim , Yong-hoon Kwon , Hee-kwang Song
IPC: G06T7/00 , G02B7/36 , G06K9/46 , G02F1/133 , G09G3/34 , G09G3/36 , G06T9/00 , H01L27/146 , H04N9/04
CPC classification number: G09G3/3607 , G09G3/3426 , G09G2300/0452 , G09G2320/0646
Abstract: A controlling method of a display apparatus, which includes pixels each including red, green, blue, and white sub-pixels, includes receiving image data in a unit of frame, analyzing the image data to extract pixel data with respect to a first pixel among the pixels and block data with respect to a first block of a backlight unit, which corresponds to the first pixel, normalizing the pixel data and the block data, comparing the normalized pixel data and the normalized block data, and generating white compensation data corresponding to the white sub-pixel on the basis of the compared result.
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公开(公告)号:US20160260391A1
公开(公告)日:2016-09-08
申请号:US14981182
申请日:2015-12-28
Applicant: Samsung Display Co., LTD.
Inventor: Dongmin Yeo , Junghyun Kim , Hee-kwang Song , Seokhyun Nam
CPC classification number: G09G3/3413 , G02F2001/133624 , G09G3/3426 , G09G2320/0242 , G09G2320/043 , G09G2320/0666
Abstract: A display apparatus includes a backlight unit including a first light source emitting a first light having at least two peak wavelengths and a second light source emitting a second light having a peak wavelength different from the two peak wavelengths, and a display panel receiving the first and second lights to display an image corresponding to an input image data, and a light source driver which analyzes a color information of predetermined dimming areas on the basis of the input image data and controls a contribution of the first and second light sources with respect to a target brightness of each of the predetermined dimming areas in accordance of the color information.
Abstract translation: 显示装置包括:背光单元,包括发射具有至少两个峰值波长的第一光的第一光源和发射具有与两个峰值波长不同的峰值波长的第二光的第二光源;以及显示面板,其接收第一和 用于显示对应于输入图像数据的图像的第二光;以及光源驱动器,其基于输入图像数据分析预定调光区域的颜色信息,并且控制第一和第二光源相对于 根据颜色信息,每个预定调光区域的目标亮度。
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