Title:
RADIO WAVE REFLECTION ELEMENT AND RADIO WAVE REFLECTION PLATE
Document Type and Number:
WIPO Patent Application WO/2023/058319
Kind Code:
A1
Abstract:
This radio wave reflection element comprises a first electrode, a first alignment film, a second alignment film, a liquid crystal layer, a third alignment film, a fourth alignment film, and a second electrode. The first alignment film is positioned above the first electrode. The second alignment film is positioned above the first alignment film, and is in contact with the first alignment film. The liquid crystal layer is positioned above the first alignment film and the second alignment film, and includes liquid crystal molecules. The third alignment film is positioned above the liquid crystal layer. The fourth alignment film is positioned above the liquid crystal layer and the third alignment film, and is in contact with the liquid crystal layer and the third alignment film. The second electrode is positioned above the fourth alignment film. In a first region overlapping with the first electrode, the first alignment film and the fourth alignment film are respectively exposed from the second alignment film and the third alignment film.
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Inventors:
SUZUKI DAIICHI (JP)
OKA SHINICHIRO (JP)
ARAKI SHIGESUMI (JP)
OKITA MITSUTAKA (JP)
OKA SHINICHIRO (JP)
ARAKI SHIGESUMI (JP)
OKITA MITSUTAKA (JP)
Application Number:
PCT/JP2022/030215
Publication Date:
April 13, 2023
Filing Date:
August 08, 2022
Export Citation:
Assignee:
JAPAN DISPLAY INC (JP)
International Classes:
H01Q15/14; G02F1/13; G02F1/1337; H01Q3/36
Foreign References:
| JP2003529259A | 2003-09-30 | |||
| JP2007522735A | 2007-08-09 | |||
| JP2022025914A | 2022-02-10 |
Attorney, Agent or Firm:
TAKAHASHI, HAYASHI AND PARTNER PATENT ATTORNEYS, INC. (JP)
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