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Liquid crystal molecule orientation control method and liquid crystal device

Foreign code F170009077
File No. (S2016-0077-N0)
Posted date May 29, 2017
Country WIPO
International application number 2016JP080215
International publication number WO 2017073320
Date of international filing Oct 12, 2016
Date of international publication May 4, 2017
Priority data
  • P2015-210025 (Oct 26, 2015) JP
Title Liquid crystal molecule orientation control method and liquid crystal device
Abstract (WO201773320)
The purpose of the present invention is to provide a liquid crystal molecule orientation control method and liquid crystal device wherein the orientation of liquid crystal molecules can be changed without using an electric field.
Provided is a liquid crystal molecule orientation control method for controlling the orientation of liquid crystal molecules 103a, wherein ultrasonic waves generated by piezoelectric material 102 are propagated in liquid crystal material 103 sandwiched between oriented films 104 and static pressure in accordance with the ultrasonic waves is generated, thereby changing the orientation of the liquid crystal molecules 103a constituting the liquid crystal material 103 according to the static pressure generated.
Scope of claims [claim1]
1. Being the liquid crystal molecular orientation control method of controlling the orientation of the liquid crystal molecule,
Being spread the ultra wave which it occurs to the liquid crystal material which was put with the orientation membrane, with the piezoelectric material, by the fact that it generates the static pressure which responds to the particular ultra wave, it changes the orientation of the liquid crystal molecule which forms the aforementioned liquid crystal material according to the size of the aforementioned static pressure
The liquid crystal molecular orientation control method of featuring thing.
[claim2]
2. The aforementioned liquid crystal material the 1st transparent baseplate of top and bottom pair and is put by the 2nd transparent baseplate without minding the transparent electrode,
The aforementioned piezoelectric material to be provided in the baseplate of one side of the aforementioned 1st transparent baseplate or the aforementioned 2nd transparent baseplate,
The aforementioned liquid crystal material, driving the aforementioned piezoelectric material electrically at entire resonance frequency of the aforementioned 1st transparent baseplate and the aforementioned 2nd transparent baseplate, it generates the aforementioned ultra wave which responds to the aforementioned resonance frequency, the aforementioned liquid crystal material, is spread the particular ultra wave to the aforementioned 1st transparent baseplate and the aforementioned 2nd transparent baseplate
In the claim 1 which features thing liquid crystal molecular orientation control method of statement.
[claim3]
3. As for the aforementioned piezoelectric material, the 1st piezoelectric material where the baseplate of the aforementioned one side is provided on the one hand on side and the 2nd piezoelectric material where the baseplate of the aforementioned one side is provided on the other hand on side and, implication,
The aforementioned ultra wave where phase differs from with the aforementioned 1st piezoelectric material and the aforementioned 2nd piezoelectric material is generated
In the claim 2 which features thing liquid crystal molecular orientation control method of statement.
[claim4]
4. The aforementioned piezoelectric material is the piezoelectric baseplate where the electrode was formed to the surface,
The aforementioned liquid crystal material to be provided on the aforementioned surface of the aforementioned piezoelectric baseplate,
Driving the aforementioned piezoelectric baseplate electrically at resonance frequency of the aforementioned electrode, it generates the aforementioned ultra wave which responds to the aforementioned resonance frequency, is spread the particular ultra wave to the aforementioned liquid crystal material
In the claim 1 which features thing liquid crystal molecular orientation control method of statement.
[claim5]
5. The liquid crystal material which was put with the orientation membrane and,
When alternating current volts are impressed, the piezoelectric material which generates the ultra wave, is spread the aforementioned ultra wave to the aforementioned liquid crystal material and, having,
The static pressure which responds to the particular ultra wave in a state where the aforementioned ultra wave has been spread causes the aforementioned liquid crystal material, orientation of the liquid crystal molecule differs from when the aforementioned ultra wave has been spread and when the aforementioned ultra wave has not been spread,
The liquid crystal device which features thing.
[claim6]
6. Putting the aforementioned liquid crystal material, the 1st transparent baseplate which it is opposed is arranged and having the 2nd transparent baseplate,
We do not have the transparent electrode in order to impress voltage in the aforementioned liquid crystal material,
The aforementioned piezoelectric material is provided in the baseplate of one side of the aforementioned 1st transparent baseplate or the aforementioned 2nd transparent baseplate, the aforementioned liquid crystal material, is spread the aforementioned ultra wave to the aforementioned 1st transparent baseplate and the aforementioned 2nd transparent baseplate
In the claim 5 which features thing the liquid crystal device of statement.
[claim7]
7. The aforementioned piezoelectric material is the piezoelectric baseplate where the electrode was formed to the surface,
The aforementioned liquid crystal material to be provided on the aforementioned surface of the aforementioned piezoelectric baseplate,
The aforementioned piezoelectric baseplate, when alternating current volts are impressed in the aforementioned electrode, generates aforementioned ultra wave, is spread the particular ultra wave to the aforementioned liquid crystal material
In the claim 5 which features thing the liquid crystal device of statement.
  • Applicant
  • ※All designated countries except for US in the data before July 2012
  • THE DOSHISHA
  • Inventor
  • KOYAMA DAISUKE
  • TANIGUCHI SATOKI
  • SHIMIZU YUKI
IPC(International Patent Classification)
Specified countries (WO201773320)
National States: AE AG AL AM AO AT AU AZ BA BB BG BH BN BR BW BY BZ CA CH CL CN CO CR CU CZ DE DJ DK DM DO DZ EC EE EG ES FI GB GD GE GH GM GT HN HR HU ID IL IN IR IS KE KG KN KP KR KW KZ LA LC LK LR LS LU LY MA MD ME MG MK MN MW MX MY MZ NA NG NI NO NZ OM PA PE PG PH PL PT QA RO RS RU RW SA SC SD SE SG SK SL SM ST SV SY TH TJ TM TN TR TT TZ UA UG US UZ VC VN ZA ZM ZW
ARIPO: BW GH GM KE LR LS MW MZ NA RW SD SL SZ TZ UG ZM ZW
EAPO: AM AZ BY KG KZ RU TJ TM
EPO: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
OAPI: BF BJ CF CG CI CM GA GN GQ GW KM ML MR NE SN ST TD TG

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