LIQUID CRYSTAL APPARATUS, COLOR FILTER SUBSTRATE, AND ARRAY SUBSTRATE

• US 20090290105A1
• Filed: 04/28/2009
• Published: 11/26/2009
• Est. Priority Date: 05/26/2008
• Status: Active Grant

• Current Assignee: Sony Corporation (Sony Group Corp.)
• Original Assignee: Sony Corporation (Sony Group Corp.)
• Inventors: TAKADA, Akio
• Granted Patent: US 8,125,592 B2
• Time in Patent Office: Days
• US Class Current: 349/96
• CPC Class Codes: G02F 1/133528 Polarisers
• CPC Class Codes: G02F 1/133548 Wire-grid polarisers
• CPC Class Codes: G02F 1/133565 inside the LC elements, i.e. between the cell substrates

Abstract

Disclosed is a liquid crystal apparatus including a plurality of dot regions. The liquid crystal apparatus includes a pair of transparent substrates disposed with a gap, a liquid crystal layer sandwiched by the pair of transparent substrates, and a polarizer formed by disposing, on at least one of surfaces of the pair of transparent substrates which are opposed to each other, a polarization layer group constituted of a plurality of polarization layers including an inorganic fine particle layer having a shape anisotropy, the polarization layer group corresponding to one of the dot region and the plurality of dot regions.

Claims

1. A liquid crystal apparatus including a plurality of dot regions, comprising:

a pair of transparent substrates disposed with a gap;

a liquid crystal layer sandwiched by the pair of transparent substrates; and

a polarizer formed by disposing, on at least one of surfaces of the pair of transparent substrates which are opposed to each other, a polarization layer group constituted of a plurality of polarization layers including an inorganic fine particle layer having a shape anisotropy, the polarization layer group corresponding to one of the dot region and the plurality of dot regions.

2. The liquid crystal apparatus according to claim 1, further comprising:

a plurality of colored layers disposed on one of the pair of transparent substrates, the plurality of colored layers corresponding to the plurality of dot regions,

wherein the inorganic fine particle layer is formed of an inorganic fine particle that is different depending on colors of the plurality of colored layers.

3. The liquid crystal apparatus according to claim 2,

wherein the plurality of colored layers have colors of red, green, and blue,

wherein the inorganic fine particle corresponding to each of the colored layers of red and green contains a Ge component, and

wherein the inorganic fine particle corresponding to the colored layer of blue contains a Si component.

4. The liquid crystal apparatus according to claim 3,

wherein the plurality of polarization layers each include

a reflection layer,

a dielectric layer formed on the reflection layer, and

the inorganic fine particle layer formed on the dielectric layer.

5. The liquid crystal apparatus according to claim 4,

wherein the polarizer is disposed on each of the surfaces of the pair of transparent substrates which are opposed to each other.

6. The liquid crystal apparatus according to claim 1, further comprising:

colored layers of red, green, and blue disposed on one of the pair of transparent substrates, the colored layers corresponding to the dot regions,

wherein the inorganic fine particle layer is formed of an inorganic fine particle that contains a Ge component.

7. A color filter substrate including a plurality of dot regions, comprising:

a transparent substrate;

a plurality of colored layers having different colors disposed on one surface of the transparent substrate, the colors of the plurality of colored layers corresponding to the plurality of dot regions; and

a polarizer formed by disposing on the one surface a polarization layer group constituted of a plurality of polarization layers including an inorganic fine particle layer having a shape anisotropy, the polarization layer group corresponding to one of the dot region and the plurality of dot regions.

8. An array substrate, comprising:

a transparent substrate;

a switching element disposed on one surface of the transparent substrate;

a pixel electrode electrically connected with the switching element disposed on the one surface; and

a polarizer formed by disposing a polarization layer group constituted of a plurality of polarization layers including an inorganic fine particle layer having a shape anisotropy, the polarization layer group corresponding to one of the pixel electrode and the plurality of pixel electrodes.