公开(公告)号：US20220407008A1

公开(公告)日：2022-12-22

申请号：US17745155

申请日：2022-05-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangah GAM ,  Jong Won CHUNG ,  Hyun Bum KANG ,  Youngjun YUN ,  Yeongjun LEE

IPC: H01L51/00 ,  C08G61/12 ,  C08J5/18

Abstract: Provided are a polymer semiconductor including a first structural unit represented by Chemical Formula 1 and a second structural unit represented by Chemical Formula 2, a stretchable polymer thin film including the same, and an electronic device. Definitions of Chemical Formulas 1 and 2 are as described in the detailed description.

公开(公告)号：US20200088926A1

公开(公告)日：2020-03-19

申请号：US16275710

申请日：2019-02-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ha Na KIM ,  Hyunseok CHOI ,  Sangah GAM ,  Ju Hyun KIM

IPC: G02B5/30 ,  G02F1/13363 ,  G02F1/13357

Abstract: A retardation film including a retardation coating layer including a polyimide and a solvent, wherein the solvent has a vapor pressure of less than about 15 Torr at 20° C. and a solubility parameter satisfying Relationship Formula 1. 16≤√{square root over (δD2+δP2+δH2)}

公开(公告)号：US20190113782A1

公开(公告)日：2019-04-18

申请号：US15925439

申请日：2018-03-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Beom Seok KIM ,  Sangah GAM ,  Ju Hyun KIM ,  Hyun-Seok CHOI

IPC: G02F1/137 ,  G02F1/1337 ,  G02F1/1335 ,  G02F1/1362 ,  G02F1/1368 ,  H01L27/12

Abstract: A liquid crystal display includes a lower substrate and an upper substrate facing each other, a liquid crystal layer disposed between the lower substrate and the upper substrate, a color conversion layer disposed on the liquid crystal layer, a first polarizing layer and a first phase difference layer disposed between the liquid crystal layer and the color conversion layer, and a second polarizing layer and a second phase difference layer disposed between a light source and the lower substrate, wherein the first phase difference layer has a refractive index satisfying Inequality 1 and the second phase difference layer has refractive indexes satisfying Inequality 2. nx1≥ny1>nz1   [Inequality 1] nx2>nz2>ny2   [Inequality 2] In Inequalities 1 and 2, nx1, nx2, ny1, ny2, nz1, and nz2 are the same in the detailed description.

公开(公告)号：US20180164636A1

公开(公告)日：2018-06-14

申请号：US15839163

申请日：2017-12-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sangah GAM ,  Beom Seok KIM ,  Hye Young KONG ,  Hyunseok CHOI

IPC: G02F1/1335 ,  G02F1/1343

CPC classification number: G02F1/133528 ,  G02F1/133514 ,  G02F1/133617 ,  G02F1/133634 ,  G02F1/1343 ,  G02F2001/133565 ,  G02F2001/133637 ,  G02F2413/02

Abstract: A liquid crystal display includes a light source, lower and upper substrates facing each other and on the light source, a liquid crystal layer between the lower and upper substrates, an upper polarization layer between the upper substrate and the liquid crystal layer, an upper phase difference layer between the liquid crystal layer and the upper polarization layer and having refractive indexes satisfying the following inequation: nx1≥ny1>nz1, a lower polarization layer disposed between the light source and the lower substrate, and a lower phase difference layer disposed between the light source and the lower substrate and having refractive indexes satisfying the following inequation: nx2>ny2 and nx2>nz2, where a thickness direction retardation of the upper phase difference layer satisfies the following inequation: (−0.6×Rth,cell+60)×navg−210≤Rth1≤(−0.6×Rth,cell+260)×navg−420.

公开(公告)号：US20180149784A1

公开(公告)日：2018-05-31

申请号：US15581910

申请日：2017-04-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ju Hyun KIM ,  Hyunseok CHOI ,  Sangah GAM

IPC: G02B5/30 ,  G02F1/13363 ,  G02F1/1335 ,  H01L51/52

CPC classification number: G02B5/3016 ,  G02F1/133502 ,  G02F1/13363 ,  G02F1/133632 ,  G02F1/133634 ,  G02F2001/133633 ,  G02F2001/133637 ,  G02F2001/133638 ,  G02F2203/05 ,  G02F2413/02 ,  G02F2413/06 ,  G02F2413/08 ,  G02F2413/105 ,  H01L51/5284

Abstract: A compensation film satisfies Inequalities 1 and 2, and an antireflective film and a display device are provided with the compensation film. 0.90 ≤ R e  ( θ° ) + R e  ( - θ° ) 2   R e  ( 0  ° ) ≤ 1.20 [ Inequality   1 ] R e   ( 450   nm )

公开(公告)号：US20170097455A1

公开(公告)日：2017-04-06

申请号：US15282319

申请日：2016-09-30

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  SAMSUNG SDI CO., LTD.

Inventor： Hyung Jun KIM ,  Sangah GAM ,  Hye Young KONG ,  Jong Hoon WON ,  Myungsup JUNG

IPC: G02B5/30 ,  G02F1/13363 ,  H01L27/32 ,  G02B1/14

CPC classification number: G02B5/3083 ,  G02B1/04 ,  G02B1/14 ,  G02B5/3025 ,  G02F1/133634 ,  G02F2001/133638 ,  G02F2413/12 ,  H01L27/3232 ,  C08L33/10 ,  C08L33/20

Abstract: An optical film includes a polarizer and a protection film disposed the polarizer and including a polymer having a glass transition temperature of greater than about 100° C., where the polymer is a terpolymer consisting of: a first structural unit derived from styrene or a styrene derivative; a second structural unit derived from maleimide, maleic anhydride, acrylonitrile, a derivative thereof or a combination thereof; and a third structural unit derived from (meth)acrylate or a derivative thereof.