LIGHT CONTROL FILM, METHOD FOR DRIVING LIGHT CONTROL FILM, LIGHT CONTROL DEVICE, LIGHT CONTROL MEMBER AND VEHICLE

• Main Authors: MIURA KEISUKE, YAMAKI MAKOTO
• Format: Patent
• Language: English; Japanese
• Published: 01.02.2018
• Subjects: DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING; DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; FIXED CONSTRUCTIONS; FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES; FREQUENCY-CHANGING; LADDERS; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; PERFORMING OPERATIONS; PHYSICS; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FORVEHICLES; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; TRANSPORTING; VEHICLES IN GENERAL; WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILARDEVICES FOR VEHICLES

PROBLEM TO BE SOLVED: To provide a light control film in which a contrast can be varied by varying the transmittance within the film plane, and a method for driving the light control film.SOLUTION: A light control film 10 of the present invention includes: a transparent first electrode 22A; a transparent second electrode 22B disposed opposing to the first electrode 22A; a plurality of feeding parts 221, 222, 223, 224 disposed on the first electrode 22A; a power source for supplying each independent potential to the plurality of feeding parts 221, 222, 223, 224; and a light control material 14 disposed between the first electrode 22A and the second electrode 22B and varying the transmittance in response to the potential difference between the first electrode 22A and the second electrode 22B.SELECTED DRAWING: Figure 3 【課題】面内において透過率を変化させて明暗に変化を付けることが可能な調光フィルム及び調光フィルムの駆動方法を提供する。【解決手段】本発明の調光フィルム１０は、透明な第１電極２２Ａと、前記第１電極２２Ａと対向配置された透明な第２電極２２Ｂと、前記第１電極２２Ａ上に配置された複数の給電部２２１，２２２，２２３，２２４と、前記複数の給電部２２１，２２２，２２３，２２４に対してそれぞれ独立した電位を供給する電源と、前記第１電極２２Ａと前記第２電極２２Ｂとの間に配置され、前記第１電極２２Ａと前記第２電極２２Ｂとの間の電位差に応じて透過率を変化させる調光材料１４と、を備える。【選択図】図３