Liquid crystal device, electronic apparatus, and method of manufacturing liquid crystal device
First Claim
1. A lateral electric field mode liquid crystal device comprising:
- a first substrate;
a second substrate;
a liquid crystal layer sandwiched between the first substrate and the second substrate; and
pixel electrodes and common electrodes which are formed on a surface of the first substrate disposed close to the liquid crystal layer, the lateral electric field mode liquid crystal device driving the liquid crystal layer by an electric field generated between the pixel electrodes and the common electrodes,wherein on a surface of the second substrate disposed close to the liquid crystal layer, a light shielding layer which is formed in areas including an area disposed between the pixel electrodes in a plan view and is capable of absorbing at least visible light, a coloring layer which is formed so as to overlap with the pixel electrodes in a plan view and is capable of transmitting light in a particular wavelength range, an overcoat layer for protecting the coloring layer, and an alignment film are formed in this order, andwherein an electrostatic shielding layer formed of a transparent conductive material is formed on a surface of the overcoat layer disposed close to the second substrate and a surface of the light shielding layer disposed close to the liquid crystal layer;
wherein the coloring layer is formed on a surface of the electrostatic shielding layer disposed close to the liquid crystal layer; and
wherein the electrostatic shielding layer is not formed in at least a portion of an outer edge portion of the second substrate.
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Accused Products
Abstract
Provided is a lateral electric field mode liquid crystal device including: a first substrate; a second substrate; a liquid crystal layer and pixel electrodes and common electrodes. A lateral electric field mode liquid crystal device drives the liquid crystal layer by an electric field generated between the pixel electrodes and the common electrodes, a light shielding layer is formed on a surface of the second substrate disposed close to the liquid crystal layer. A coloring layer is also formed so as to overlap with the pixel electrodes. An overcoat layer protects the coloring layer, and an alignment film is formed. An electrostatic shielding layer is formed of a transparent conductive material on a surface of the overcoat layer.
14 Citations
11 Claims
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1. A lateral electric field mode liquid crystal device comprising:
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a first substrate; a second substrate; a liquid crystal layer sandwiched between the first substrate and the second substrate; and pixel electrodes and common electrodes which are formed on a surface of the first substrate disposed close to the liquid crystal layer, the lateral electric field mode liquid crystal device driving the liquid crystal layer by an electric field generated between the pixel electrodes and the common electrodes, wherein on a surface of the second substrate disposed close to the liquid crystal layer, a light shielding layer which is formed in areas including an area disposed between the pixel electrodes in a plan view and is capable of absorbing at least visible light, a coloring layer which is formed so as to overlap with the pixel electrodes in a plan view and is capable of transmitting light in a particular wavelength range, an overcoat layer for protecting the coloring layer, and an alignment film are formed in this order, and wherein an electrostatic shielding layer formed of a transparent conductive material is formed on a surface of the overcoat layer disposed close to the second substrate and a surface of the light shielding layer disposed close to the liquid crystal layer; wherein the coloring layer is formed on a surface of the electrostatic shielding layer disposed close to the liquid crystal layer; and wherein the electrostatic shielding layer is not formed in at least a portion of an outer edge portion of the second substrate. - View Dependent Claims (2, 3, 8, 9, 10)
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4. A lateral electric field mode liquid crystal device comprising:
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a first substrate; a second substrate; a liquid crystal layer sandwiched between the first substrate and the second substrate; and pixel electrodes and common electrodes which are formed on a surface of the first substrate disposed close to the liquid crystal layer, the lateral electric field mode liquid crystal device driving the liquid crystal layer by an electric field generated between the pixel electrodes and the common electrodes, wherein on a surface of the second substrate disposed close to the liquid crystal layer, a light shielding layer which is formed in areas including an area disposed between the pixel electrodes in a plan view and is capable of absorbing at least visible light, a coloring layer which is formed so as to overlap with the pixel electrodes in a plan view and is capable of transmitting light in a particular wavelength range, an overcoat layer for protecting the coloring layer, and an alignment film are formed in this order, and wherein an electrostatic shielding layer formed of a transparent conductive material is formed on a surface of the overcoat layer disposed close to the second substrate and a surface of the light shielding layer disposed close to the liquid crystal layer; wherein a driving circuit and drawing lines electrically connected to the driving circuit are formed on the surface of the first substrate disposed close to the liquid crystal layer, wherein the drawing lines and the electrostatic shielding layer are electrically connected at positions where they overlap with each other in a plan view via a conductive member sandwiched between the first substrate and the second substrate, and wherein the potential of the electrostatic shielding layer is controlled to be at predetermined potential by the driving circuit. - View Dependent Claims (5, 6, 7)
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11. A method of manufacturing a lateral electric field mode liquid crystal device comprising:
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a first substrate and a second substrate which are disposed to face each other; a liquid crystal layer which is sandwiched between the first substrate and the second substrate; pixel electrodes and common electrodes which are formed on a surface of the first substrate disposed close to the liquid crystal layer; a light shielding layer which is formed on a surface of the second substrate, in a plan view, disposed close to the liquid crystal layer in areas including an area disposed between the pixel electrodes and is capable of absorbing at least visible light; and an electrostatic shielding layer which is formed on a surface of the light shielding layer disposed close to the liquid crystal layer and is formed of a transparent conductive material, the lateral electric field mode liquid crystal device driving the liquid crystal layer by an electric field generated between the pixel electrodes and the common electrodes, the method comprising the steps of; forming a light shielding material layer on one surface of the second substrate; patterning the light shielding material layer to form openings and alignment marks which correspond to areas including the pixel electrodes in a plan view; disposing a film forming mask so as to face the one surface to positioning the second substrate and the film forming mask using the alignment marks; and forming a transparent conductive material layer on the one surface via the film forming mask to form the electrostatic shielding layer.
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Specification