Display apparatus, display system having the same and method of manufacturing the display apparatus

Patent metadata

Field	Value
Publication number	US-9316877-B2
Application number	US-201213605585-A
Country	US
Kind code	B2
Filing date	Sep 6, 2012
Priority date	Oct 11, 2011
Publication date	Apr 19, 2016
Grant date	Apr 19, 2016

Abstract

A display apparatus includes first, second and third substrates, first and second liquid crystal layers, first and second polarizing elements and a phase retarding element. The first substrate includes a first electrode part. The first liquid crystal layer is disposed on the first substrate. The second substrate is disposed on the first liquid crystal layer and includes a color filter and a second electrode part on a first surface and a third electrode part on a second surface. The second liquid crystal layer is disposed on the second substrate. The third substrate is disposed on the second liquid crystal layer and includes a fourth electrode part on a first surface. The first polarizing element is disposed under the first liquid crystal layer. The second polarizing element is disposed over the first liquid crystal layer. The phase retarding element is disposed over the second liquid crystal layer.

First claim

What is claimed is:

1. A display apparatus comprising:
a first substrate including a first electrode part;
a first liquid crystal layer disposed on the first substrate;
a second substrate disposed on the first liquid crystal layer, and including a color filter and a second electrode part disposed on a first surface of the second substrate facing the first substrate, and a third electrode part disposed on a second surface of the second substrate opposite to the first surface of the second substrate, wherein the first electrode part, the first liquid crystal layer, and the second electrode part form a first liquid crystal panel;
a second liquid crystal layer disposed on the second substrate;
a third substrate disposed on the second liquid crystal layer, and including a fourth electrode part disposed on a first surface, of the third substrate facing the second substrate, wherein the third electrode part, the second liquid crystal layer, and the fourth electrode part form a second liquid crystal panel that is different from the first liquid crystal panel;
a first polarizing element of the first liquid crystal panel disposed under the first liquid crystal layer, with respect to a frame of reference in which the first substrate is considered to be under the third substrate;
a second polarizing element of the first liquid crystal panel disposed over the first liquid crystal layer; and
a phase retarding element disposed over the second liquid crystal layer,
wherein the first polarizing element of the first liquid crystal panel is disposed under the first substrate of the first liquid crystal panel, and the second polarizing element of the first liquid crystal panel is disposed between the third electrode part of the second liquid crystal panel and the second liquid crystal layer of the second liquid crystal panel, and
wherein the phase retarding element is integrally formed with the third substrate as a rigid body and the phase retarding element is patterned on a second surface of the third substrate opposite to the first surface of the third substrate.

2. The display apparatus of claim 1 , wherein each of the first substrate, the second substrate and the third substrate includes glass.

3. The display apparatus of claim 1 , wherein each of the first substrate and the second substrate includes glass, and the third substrate includes plastic.

4. The display apparatus of claim 1 , wherein the first electrode part includes a plurality of pixel electrodes disposed in a matrix form, and the second electrode part includes a common electrode.

5. The display apparatus of claim 4 , wherein at least one of the third electrode part and the fourth electrode part includes a plurality of electrodes disposed in stripe patterns.

6. A display system comprising:
a display apparatus comprising:
a first substrate including a first electrode part;
a first liquid crystal layer disposed on the first substrate;
a second substrate disposed on the first liquid crystal layer, and including a color filter and a second electrode part disposed on a first surface of the second substrate facing the first substrate, and a third electrode part disposed on a second surface of the second substrate opposite to the first surface of the second substrate, wherein the first electrode part, the first liquid crystal layer, and the second electrode part form a first liquid crystal panel;
a second liquid crystal layer disposed on the second substrate;
a third substrate disposed on the second liquid crystal layer, and including a fourth electrode part disposed on a first surface of the third substrate facing the second substrate, wherein the third electrode part, the second liquid crystal layer, and the fourth electrode part form a second liquid crystal panel that is different from the first liquid crystal panel;
a first polarizing element of the first liquid crystal panel disposed under the first liquid crystal layer, with respect to a frame of reference in which the first substrate is considered to be under the third substrate;
a second polarizing element of the first liquid crystal panel disposed over the first liquid crystal layer;
a phase retarding element disposed over the second liquid crystal layer; and
polarizing glasses receiving an image passing through the phase retarding element of the display apparatus, the polarizing glasses having a left-eye element including a first polarizing filter and a right-eye element including a second polarizing filter, the second polarizing filter having different polarization than the first polarizing filter,
wherein the first polarizing element of the first liquid crystal panel is disposed under the first substrate of the first liquid crystal panel, and the second polarizing element of the first liquid crystal panel is disposed between the third electrode part of the second liquid crystal panel and the second liquid crystal layer of the second liquid crystal panel, and
wherein the phase retarding element is integrally formed with the third substrate as a rigid body and the phase retarding element is patterned on a second surface of the third substrate opposite to the first surface of the third substrate.

7. The display system of claim 6 , wherein the first and second polarizing filters are circular polarizing filters.

8. A display apparatus comprising:
a first substrate including a first, electrode part;
a first liquid crystal layer disposed on the first substrate;
a second substrate disposed on the first liquid crystal layer, and including a color filter and a second electrode part disposed on a first surface of the second substrate facing the first substrate, and a third electrode part disposed on a second surface of the second substrate opposite to the first surface of the second substrate, wherein the first electrode part, the first liquid crystal layer, and the second electrode part form a first liquid crystal panel;
a second liquid crystal layer disposed on the second substrate;
a third substrate disposed on the second liquid crystal layer, and including a fourth electrode part disposed on a first surface of the third substrate facing the second substrate, wherein the third electrode part, the second liquid crystal layer, and the fourth electrode part form a second liquid crystal panel that is different from the first liquid crystal panel;
a first polarizing element of the first liquid crystal panel disposed on an opposite side of the first substrate from the side of the first substrate that the first liquid crystal layer is disposes on;
a second polarizing element of the first liquid crystal panel disposed between the second liquid crystal layer and the second substrate; and
a phase retarding element disposed either between the third substrate and the second liquid crystal layer, or on the third substrate on an opposite side of the third substrate from the side of the third substrate that the second liquid crystal layer is disposed on,
wherein the second polarizing element of the first liquid crystal panel is disposed between the third electrode part of the second liquid crystal panel and the second liquid crystal layer of the second liquid crystal panel, and
wherein the phase retarding element is integrally formed with the third substrate as a rigid body and the phase retarding element is patterned on a second surface of the third substrate opposite to the first surface of the third substrate.

Assignees

• Lee Dae-Young
• Jo Gug-Rae
• Chang Jae-Hyuk
• Lee Youn-Gu
• Samsung Display Co Ltd

Inventors

• Lee Dae-Young
• Jo Gug-Rae
• Chang Jae-Hyuk
• Lee Youn-Gu

Classifications

• G02F1/133516

  Methods for their manufacture, e.g. printing, electro-deposition or photolithography · CPC title

• G02B30/27

  involving lenticular arrays · CPC title

• H04N13/341

  using temporal multiplexing · CPC title

• G02F1/13363

  Birefringent elements, e.g. for optical compensation · CPC title

• G02F1/13439

  characterised by their electrical, optical, physical properties; materials therefor; method of making · CPC title