Liquid crystal coating apparatus and liquid crystal coating method
AssigneeShenzhen China Star Optoelectronics Technology Co., Ltd.
InventorYun WANG
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Abstract
The present invention provides a liquid crystal (LC) coating apparatus and an LC coating method. The LC coating apparatus comprises a plurality of liquid crystal coating devices, at least one real-time detector and a controller. The LC coating method comprises the following steps: utilizing the LC coating devices to coat a LC on a substrate; utilizing the real-time detector to real-time detect the LC coated on the substrate and outputting a detection signal; and utilizing the controller to control the LC coating devices according to the detection signal. The present invention can real-time monitor the coating status of the LC for coating and forming a uniform LC film.
Claims12
A liquid crystal coating apparatus, characterized in that:
- the liquid crystal coating apparatus comprises:
- a plurality of liquid crystal coating devices configured to coat a liquid crystal on a substrate, wherein the liquid crystal coating devices are inkjet printing heads;
- at least one real-time detector disposed at one side of the liquid crystal coating devices configured to real-time detect the liquid crystal coated on the substrate and output a detection signal;
- and
- a controller configured to adjust a voltage of the liquid crystal coating devices according to the detection signal and a relation between a droplet amount and the voltage, wherein the liquid crystal amount is proportional to the voltage.
A liquid crystal coating apparatus, characterized in that:
- the liquid crystal coating apparatus comprises:
- a plurality of liquid crystal coating devices configured to coat a liquid crystal on a substrate, wherein the liquid crystal coating devices are inkjet printing heads;
- at least one real-time detector disposed at one side of the liquid crystal coating devices configured to real-time detect the liquid crystal coated on the substrate and output a detection signal;
- and
- a controller configured to control the liquid crystal coating devices according to the detection signal.
A liquid crystal coating method, characterized in that:
- the method comprises the following steps:
- utilizing a plurality of liquid crystal coating devices to coat a liquid crystal on a substrate, wherein the liquid crystal coating devices are inkjet printing heads;
- utilizing at least one real-time detector to real-time detect the liquid crystal coated on the substrate and outputting a detection signal;
- and
- utilizing a controller to control the liquid crystal coating devices according to the detection signal.
Dependencies are inferred from the claim text.