Invention Grant
- Patent Title: Light control film having nano light absorbing layer and display using the same
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Application No.: US17111160Application Date: 2020-12-03
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Publication No.: US11714217B2Publication Date: 2023-08-01
- Inventor: Youngki Song , SunMan Kim
- Applicant: LG Display Co., Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Display Co., Ltd.
- Current Assignee: LG Display Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: Fenwick & West LLP
- Priority: KR 20190165551 2019.12.12
- Main IPC: G02B5/00
- IPC: G02B5/00 ; G02B5/04 ; H10K50/858 ; H10K50/86

Abstract:
The present disclosure relates to a light control film having nano (or nano-scale) light absorbing layer and a display using the same. A light control film according to the present disclosure comprises: a lower layer having a first axis and a second axis; an upper layer facing with the lower layer; a middle layer having a thickness disposed between the lower layer and the upper layer; a plurality of nano light absorbing layers arrayed with a predetermined interval along the first axis in the middle layer, each of the nano light absorbing layer having a width along the first axis, a length along the second axis and a height corresponding to the thickness of the middle layer; and a prism pattern disposed between each pair of the nano light absorbing layers.
Public/Granted literature
- US20210181385A1 Light Control Film Having Nano Light Absorbing Layer and Display Using the Same Public/Granted day:2021-06-17
Information query