OPTICAL COMPOSITE LAYER STRUCTURE WITH A BUILT-IN TOUCH SENSITIVE POLYMER DISPERSED LIQUID CRYSTAL STRUCTURE

摘要

The invention provides an optical composite layer structure with a built-in touch sensitive polymer dispersed liquid crystal (PDLC) structure. The optical composite layer structure comprises an upper transparent substrate, a lower transparent substrate, an upper transparent conductive layer, a lower transparent conductive layer and a PDLC layer. A PDLC circuit and a touch sensitive circuit are provided on the upper and lower transparent conductive layers. A cable region that is electrically connected to external soft circuit cables is provided at an end of the upper transparent conductive layer and the lower transparent conductive layer to electrically connect to an external control unit. With a touch sensitive operation of a touch sensitive circuit of the optical composite layer structure, a signal instruction is provided to the control unit. The corresponding PDLC circuit may drive the corresponding regions of PDLC layer to conduct the change of light transmission of local region.

主权项

1. An optical composite layer structure with a built-in touch sensitive polymer dispersed liquid crystal structure, electrically connected with an external control unit, comprising:
an upper transparent substrate, having an upper curing layer on a side surface of the upper transparent substrate; an upper transparent conductive layer, provided on a side surface of the upper curing layer, and electrically connected with the external control unit; a lower transparent substrate, having a lower curing layer on a side surface of the lower transparent substrate; a lower transparent conductive layer, provided on a side surface of the lower curing layer to correspond with the upper transparent conductive layer, and electrically connected with the external control unit; and a polymer dispersed liquid crystal (PDLC) layer, provided between the upper transparent conductive layer and the lower transparent conductive layer, wherein the upper transparent conductive layer comprises an upper circuit region, a plurality of upper leads which is connected with the upper circuit region and an upper cable region which is connected with the upper leads; and the upper circuit region consists of a plurality of horizontal PDLC electrode lines, and each PDLC electrode line electrically connects to an end of each upper lead respectively and another end of each upper lead extends to the upper cable region on a side of the upper transparent substrate; and the lower transparent conductive layer comprises a lower circuit region, a plurality of lower leads which is connected with the lower circuit region and a lower cable region which is connected with the lower leads; and the lower circuit region consists of a plurality of vertical X axis electrode lines and Y axis electrode lines spaced-part with respect to each other, and each X axis electrode line and Y axis electrode line electrically connects to an end of each lower lead respectively and another end of each lower lead extends to the lower cable region on a side of the lower transparent substrate, wherein the upper circuit region and the lower circuit region output a touch sensitive signal to the control unit, whereby the control unit drives the PDLC layer through the upper circuit region and the lower circuit region.