# US 2014/0192302 A1 · Display device

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- Number: US 2014/0192302 A1
- Document ID: US20140192302A1
- Status: Published application
- Kind: A1
- Application number: 14/137,068
- Filed: 2013-12-20
- Published: 2014-07-10
- Earliest claimed: 2013-01-10
- Assignees: Samsung Display Co., Ltd.
- Applicants: Samsung Display Co., Ltd.
- Inventors: Dong Hwan KIM; Si Kwang Kim; Ha-Young Park; Tae Woon Cha; Se Hee Han
- Web page: https://patentgrep.com/patent/US20140192302A1

## CPC

- G02F 1/1341: Filling or closing of cells
- G02F 1/133377: {Cells with plural compartments or having plurality of liquid crystal microcells partitioned by walls, e.g. one microcell per pixel}
- G02F 1/133512: {Light shielding layers, e.g. black matrix (G02F1/136209 takes precedence)}
- G02F 1/133514: {Colour filters}
- G02F 1/134336: {Matrix}
- G02F 1/136286: {Wiring, e.g. gate line, drain line}
- G02F 1/1368: in which the switching element is a three-electrode device {(G02F1/136277 takes precedence)}
- G02F 1/133368: {Cells having two substrates with different characteristics, e.g. different thickness or material}
- G02F 1/13415: {Drop filling process}
- G02F 2201/40: Arrangements for improving the aperture ratio
- G02F: OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS

## Abstract

A display includes a plurality of pixel columns and a plurality of pixel rows including a first pair of pixel rows and a second pair of pixel rows adjacent to each other. The LCD also includes a first gate line and a second gate line positioned between the first pair of pixel rows and the second pair of pixel rows, a microcavity layer including a plurality of liquid crystal injection holes, and a common electrode positioned on the microcavity layer. The LCD also includes a supporting member positioned on a common electrode and a capping layer positioned on a supporting member to cover the liquid crystal injection holes. The plurality of liquid crystal injection holes may be positioned between the first pair of pixel rows and the second pair of pixel rows.

## Claims

### Claim 1

A display device, comprising:
a substrate;
a plurality of pixel rows and a plurality of pixel columns disposed on the substrate, the plurality of pixel rows comprising a first pair of pixel rows and a second pair of pixel rows adjacent to the first pair of pixel rows;
a first gate line and a second gate line disposed on the substrate and disposed between the first pair of pixel rows and the second pair of pixel rows;
a data line disposed between two adjacent pixel columns among the plurality of pixel columns;
a plurality of pixel electrodes positioned in the plurality of pixel rows and the plurality of pixel columns;
a microcavity layer disposed on the plurality of pixel electrodes, the microcavity layer comprising a plurality of material injection holes;
a common electrode disposed on the microcavity layer;
a supporting member disposed on the common electrode; and
a capping layer disposed on the supporting member, the capping layer covering the plurality of material injection holes,
wherein the plurality of material injection holes are disposed between the first pair of pixel rows and the second pair of pixel rows.

### Claim 2 (depends on 1)

The display device of claim 1, wherein:
portions of the supporting member are separated by a groove, and at least one boundary of the material injection hole is defined by the groove of the supporting member; and
the groove overlapping with the first gate line and the second gate line.

### Claim 3 (depends on 2)

The display device of claim 2, further comprising:
a light blocking member disposed on the substrate, the light blocking member overlapping with the groove.

### Claim 4 (depends on 3)

The display device of claim 3, wherein:
the groove extends to a left end of the plurality of pixel rows and a right end of the plurality of pixel rows.

### Claim 5 (depends on 4)

The display device of claim 4, further comprising:
a dam disposed on the substrate, the dam enclosing the plurality of pixel rows and the plurality of pixel columns.

### Claim 6 (depends on 5)

The display device of claim 5, further comprising:
a color filter disposed under the microcavity layer,
wherein the dam is disposed in the same layer as at least one of the supporting member, the color filter, and the light blocking member.

### Claim 7 (depends on 6)

The display device of claim 6, wherein:
the microcavity layer comprises a first microcavity layer overlapping with the first pair of pixel rows and a second microcavity layer separated from the first microcavity layer, the second microcavity layer overlapping with the second pair of pixel rows.

### Claim 8 (depends on 7)

The display device of claim 7, wherein:
portions of the first microcavity layer overlapping with the first pair of pixel rows are separated with respect to the data line; and
portions of the second microcavity layer overlapping with the second pair of pixel rows are separated with respect to the data line.

### Claim 9 (depends on 1)

The display device of claim 1, wherein:
portions of the supporting member are separated by a groove, and at least one boundary of the material injection hole is defined by the groove of the supporting member; and
the groove extends to a left end of the plurality of pixel rows and a right end of the plurality of pixel rows.

### Claim 10 (depends on 9)

The display device of claim 9, further comprising:
a dam disposed on the substrate, the dam enclosing the plurality of pixel rows and the plurality of pixel columns.

### Claim 11 (depends on 10)

The display device of claim 10, further comprising:
a color filter and a light blocking member disposed under the microcavity layer,
wherein the dam is disposed in the same layer as at least one of the supporting member, the color filter, and the light blocking member.

### Claim 12 (depends on 11)

The display device of claim 11, wherein:
the microcavity layer comprises a first microcavity layer overlapping with the first pair of pixel rows and a second microcavity layer separated from the first microcavity layer, the second microcavity layer overlapping with the second pair of pixel rows.

### Claim 13 (depends on 12)

The display device of claim 12, wherein:
portions of the first microcavity layer overlapping with the first pair of pixel rows are separated with respect to the data line; and
portions of the second microcavity layer overlapping with the second pair of pixel rows are separated with respect to the data line.

### Claim 14 (depends on 1)

The display device of claim 1, further comprising:
a light blocking member disposed on the substrate and positioned between the first pair of pixel rows and the second pair of pixel rows,
wherein the first pair of pixel rows comprises a first pixel row and a second pixel row,
wherein the second pair of pixel rows comprises a third pixel row and a fourth pixel row, and
wherein the first pixel row and the second pixel row are configured to receive signals corresponding to a left image, and the third pixel row and the fourth pixel row are configured to receive signals corresponding to a right image.

### Claim 15 (depends on 14)

The display device of claim 14, wherein:
the microcavity layer comprises a first microcavity layer overlapping with the first pair of pixel rows and a second microcavity layer separated from the first microcavity layer, the second microcavity layer overlapping with the second pair of pixel rows.

### Claim 16 (depends on 15)

The display device of claim 15, wherein:
portions of the first microcavity layer overlapping with the first pair of pixel rows are separated with respect to the data line; and
portions of the second microcavity layer overlapping with the second pair of pixel rows are separated with respect to the data line.

### Claim 17 (depends on 1)

The display device of claim 1, wherein:
the microcavity layer comprises a first microcavity layer overlapping with the first pair of pixel rows and a second microcavity layer separated from the first microcavity layer, the second microcavity layer overlapping with the second pair of pixel rows.

### Claim 18 (depends on 17)

The display device of claim 17, wherein:
portions of the first microcavity layer overlapping with the first pair of pixel rows are separated with respect to the data line; and
portions of the second microcavity layer overlapping with the second pair of pixel rows are separated with respect to the data line.

### Claim 19

A display device, comprising:
an substrate comprising a peripheral area and a pixel area near the peripheral area, the pixel area comprising a plurality of pixel rows and a plurality of pixel columns; and
a dam disposed on the substrate and in the peripheral area,
wherein the pixel area comprises:
a microcavity layer comprising a plurality of liquid crystal injection holes;
a common electrode disposed on the microcavity layer;
a supporting member disposed on the common electrode; and
a capping layer disposed on the supporting member and covering the liquid crystal injection hole,
wherein portions of the supporting member are separated by a groove,
wherein at least one boundary of the liquid crystal injection hole is defined by the groove, and
wherein the groove extends to a left end of the plurality of pixel rows and a right end of the plurality of pixel rows.

### Claim 20 (depends on 19)

The display device of claim 19, further comprising:
a color filter and a light blocking member disposed under the microcavity layer,
wherein the dam is disposed in the same layer as at least one of the supporting member, the color filter, and the light blocking member.

### Claim 21 (depends on 20)

The display device of claim 20, wherein:
the light blocking member overlaps the groove.

### Claim 22 (depends on 21)

The display device of claim 21, wherein:
the plurality of pixel rows comprises a first pair of pixel rows and a second pair of pixel rows adjacent to the first pair of pixel rows; and
the plurality of liquid crystal injection holes are disposed between the first pair of pixel rows and the second pair of pixel rows.

### Claim 23 (depends on 22)

The display device of claim 22, wherein:
the microcavity layer comprises a first microcavity layer overlapping with the first pair of pixel rows and a second microcavity layer separated from the first microcavity layer, the second microcavity layer overlapping with the second pair of pixel rows.

### Claim 24 (depends on 23)

The display device of claim 23, wherein:
portions of the first microcavity layer overlapping with the first pair of pixel rows are separated with respect to the data line; and
portions of the second microcavity layer overlapping with the second pair of pixel rows are separated with respect to the data line.

### Claim 25 (depends on 19)

The display device of claim 19, wherein:
the plurality of pixel rows comprises a first pair of pixel rows and a second pair of pixel rows adjacent to the first pair of pixel rows; and
the plurality of liquid crystal injection holes are disposed between the first pair of pixel rows and the second pair of pixel rows.

### Claim 26 (depends on 25)

The display device of claim 25, wherein:
the microcavity layer comprises a first microcavity layer overlapping with the first pair of pixel rows and a second microcavity layer separated from the first microcavity layer, the second microcavity layer overlapping with the second pair of pixel rows.

### Claim 27 (depends on 26)

The display device of claim 26, wherein:
portions of the first microcavity layer overlapping with the first pair of pixel rows are separated with respect to the data line; and
portions of the second microcavity layer overlapping with the second pair of pixel rows are separated with respect to the data line.