Wire grid polarizer, and liquid crystal display panel and liquid crystal display device including the same
First Claim
Patent Images
1. A wire grid polarizer comprising:
- a substrate;
a wire grid layer which is disposed on the substrate and comprises a plurality of wire patterns arranged at a predetermined interval, wherein gaps are defined between the wire patterns; and
a passivation layer which is disposed on the wire grid layer and comprises first passivation particles which cover a top portion of the gaps,wherein the passivation layer further comprises;
a first layer comprising the passivation particles;
a second layer disposed on the first layer and comprising second passivation particles smaller then the first passivation particles; and
a third layer disposed on the second layer.
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Abstract
A wire grid polarizer includes a substrate, a wire grid layer which is disposed on the substrate and includes a plurality of wire patterns arranged with a predetermined interval, where gaps are defined between the wire patterns, and a passivation layer which is disposed on the wire grid layer and includes first passivation particles which cover a top portion of the gaps.
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Citations
16 Claims
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1. A wire grid polarizer comprising:
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a substrate; a wire grid layer which is disposed on the substrate and comprises a plurality of wire patterns arranged at a predetermined interval, wherein gaps are defined between the wire patterns; and a passivation layer which is disposed on the wire grid layer and comprises first passivation particles which cover a top portion of the gaps, wherein the passivation layer further comprises; a first layer comprising the passivation particles; a second layer disposed on the first layer and comprising second passivation particles smaller then the first passivation particles; and
a third layer disposed on the second layer. - View Dependent Claims (2, 3, 5, 6, 7, 8, 9)
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4. A wire grid polarizer comprising:
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a substrate; a wire grid layer which is disposed on the substrate and comprises a plurality of wire patterns arranged at a predetermined interval, wherein gaps are defined between the wire patterns; and a passivation layer which is disposed on the wire grid layer and comprises first passivation particles which cover a top portion of gaps, wherein the first passivation particles have an average diameter greater than a width of each of the gaps.
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10. A liquid crystal display panel, which displays an image using light emitted from a backlight unit, the liquid crystal display panel comprising:
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a wire grid polarizer which changes polarization of the light emitted from the backlight unit; a thin-film transistor layer disposed on the wire grid polarizer; a liquid crystal layer disposed on the thin-film transistor layer; and a polarizer disposed on the liquid crystal layer, wherein the wire grid polarizer comprises; a first substrate which is transparent; a wire grid layer which is disposed on the first substrate and comprises a plurality of wire patterns arranged at a predetermined interval, wherein gaps are defined between the wire patterns; and a passivation layer which is disposed on the wire grid layer and comprises first passivation particles which cover a top portion of the gaps, wherein the passivation layer further comprises; a first layer comprising the first passivation particles; a second layer which is disposed on the first layer and comprises second passivation particles smaller than the first passivation particles; and a third layer disposed on the second layer. - View Dependent Claims (11, 13, 14)
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12. A liquid crystal display panel, which displays an image using light emitted from a backlight unit, the liquid display panel comprising:
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a wire grid polarizer which changes polarization of the light emitted from the backlight unit; a thin-film transistor layer disposed on the wire grid polarizer; a liquid crystal layer disposed on the thin-film transistor layer; and a polarizer disposed on the liquid crystal layer, wherein the wire grid polarizer comprises; a first substrate which is transparent; a wire grid layer which is disposed on the first substrate and comprises a plurality of wire patterns arranged at a predetermined interval, wherein gaps defined between the wire patterns; and a passivation layer which is disposed on the wire grid layer and comprises first passivation particles which cover a top portion of the gaps, wherein the first passivation particles have an average diameter greater than a width of each of the gaps.
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15. A liquid crystal display device comprising:
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a backlight unit which emits light; and a liquid crystal display panel which is disposed on the backlight unit and displays an image using the light emitted from the backlight unit, wherein the liquid crystal display panel comprises; a wire grid polarizer which changes polarization of the light emitted from the backlight unit; a thin-film transistor layer disposed on the wire grid polarizer; a liquid crystal layer disposed on the thin-film transistor layer; and a polarizer disposed on the liquid crystal layer, wherein the wire grid polarizer comprises; a first substrate which is transparent; a wire grid layer which is disposed on the first substrate and comprises a plurality of wire patterns arranged at a predetermined interval, wherein gaps defined between the wire patterns; and a passivation layer which is disposed on the wire grid layer and comprises first passivation particles which cover a top portion of the gaps, wherein the passivation layer further comprises; a first layer comprising the first passivation particles; a second layer which is disposed on the first layer and comprises second passivation particles smaller than the first passivation particles; and a third layer disposed on the second layer. - View Dependent Claims (16)
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Specification