US 2010/0302471 A1Published application

Liquid crystal display

AssigneeSamsung Electronics Co., Ltd.

InventorsSung-Woon KIM, Hee-Seop KIM, Hyang-Yul KIM, Joo-Nyung JANG, Hwa-Sung WOO, Cheol SHIN, Dong-Chul SHIN

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Abstract

A liquid crystal display includes: first and second gate lines disposed on the first substrate and which respectively transmit first and second gate signals; first, second and third data lines disposed on the first substrate; a first switching element connected to the first gate line and the first data line; a second switching element connected to the first gate line and the second data line; a third switching element connected to the second gate line and the second data line; a fourth switching element connected to the second gate line and the third data line; first and second pixel electrodes respectively connected to the first and second switching and which form a first liquid crystal capacitor; and third and fourth pixel electrodes respectively connected to the third and fourth switching elements and which form a second liquid crystal capacitor.

Claims20

Dependent claims

A liquid crystal display comprising:

a first substrate;
a second substrate disposed opposite the first substrate;
a liquid crystal layer interposed between the first and second substrates and including liquid crystal molecules;
a first gate line disposed on the first substrate and which transmits a first gate signal;
a second gate line disposed on the first substrate and which transmits a second gate signal;
a first data line disposed on the first substrate;
a second data line disposed on the first substrate;
a third data line disposed on the first substrate;
a first switching element connected to the first gate line and the first data line;
a second switching element connected to the first gate line and the second data line;
a third switching element connected to the second gate line and the second data line;
a fourth switching element connected to the second gate line and the third data line;
a first pixel electrode connected to the first switching element;
a second pixel electrode connected to the second switching element and separated from the first pixel electrode;
a third pixel electrode connected to the third switching element;
and
a fourth pixel electrode connected to the fourth switching element and separated from the third pixel electrode,
wherein the first pixel electrode and the second pixel electrode form a first liquid crystal capacitor, and the third pixel electrode and the fourth pixel electrode form a second liquid crystal capacitor.

15 more elements

A liquid crystal display comprising:

a first substrate;
a second substrate disposed opposite the first substrate;
a liquid crystal layer interposed between the first and second substrates and including liquid crystal molecules;
a first gate line disposed on the first substrate and which transmits a first gate signal;
a second gate line disposed on the first substrate and which transmits a second gate signal;
a third gate line disposed on the first substrate and which transmits a third gate signal;
a first data line disposed on the first substrate;
a second data line disposed on the first substrate;
a first switching element connected to the first gate line and the first data line;
a second switching element connected to the second gate line and the second data line;
a third switching element connected to the third gate line and an output terminal of the second switching element;
and
a first pixel electrode connected to the first switching element and a second pixel electrode connected to the second switching element and separated from the first pixel electrode,
wherein an input terminal of the third switching element is connected to the output terminal of the second switching element, an output terminal of the third switching element is connected to the second pixel electrode, and
the first pixel electrode and the second pixel electrode form a first liquid crystal capacitor.

12 more elements

A liquid crystal display comprising:

a first substrate;
a second substrate disposed opposite the first substrate;
a liquid crystal layer interposed between the first and second substrates and including liquid crystal molecules;
a first gate line disposed on the first substrate and which transmits a first gate signal;
a second gate line disposed on the first substrate and which transmits a gate signal;
a data line disposed on the first substrate;
a first switching element connected to the first gate line and the data line;
a second switching element connected to the second gate line and the data line;
a first pixel electrode connected to the first switching element;
a second pixel electrode connected to the second switching element and separated from the first pixel electrode;
and
a step-up capacitor including a first capacitive electrode and a second capacitive electrode connected to the first and second switching elements, respectively, and which overlap each other with an insulating layer disposed therebetween,
wherein the first pixel electrode and the second pixel electrode form a first liquid crystal capacitor.

10 more elements

Dependencies are inferred from the claim text.

Facts

Application: 12/650,953Filed 31 Dec 2009
Priority: KR 10-2009-004742529 May 2009
Published: 2 Dec 2010
Term ends: Not estimatedThe source records don’t support an estimate.

Classification7 codes

G02F 1/136286
Active matrix addressed cells: wiring, e.g. gate line, drain line
G02F 1/134363
Characterised by their geometrical arrangement: for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
G02F 1/136213
Active matrix addressed cells: storage capacitors associated with the pixel electrode
G02F 1/13624
Active matrix addressed cells: having more than one switching element per pixel