The present invention provides a liquid crystal display device that can improve the response speed from OFF state to ON state. The present invention includes a first substrate, a second substrate, a horizontal-alignment type liquid crystal layer between the first and second substrates, and pixels. The first substrate includes a planar first opposite electrode, a plurality of first pixel electrodes each having a linear shape and arranged parallel to one another in the pixels, and a first insulating layer between the first

A liquid crystal optical device is described configured to provide variable beam steering or refractive Fresnel lens control over light passing through an aperture of the device. The device includes at least one layer of liquid crystal material contained by substrates having alignment layers. An arrangement of electrodes is configured to provide a spatially varying electric field distribution within a number of zones within the liquid crystal layer. The liquid crystal optical device is structured to provide a spatial variation in optical phase delay with a transition at a boundary between zones which is an approximation of a sawtooth waveform across the boundaries of multiple zones. The arrangement of electrodes, device layered geometry and methods of driving the electrodes increase the effective aperture of the overall optical device.

A liquid crystal display including first and second substrates with a liquid crystal layer therebetween. The first substrate includes a semiconductor layer electrode electrically connected to a first source line on a first side of a position where the semiconductor layer intersects with a gate wire in a second direction, and to a contact portion on a second side of the position. A contact portion is arranged nearer the gate line than the main pixel electrode. The main pixel electrode extends from the contact portion in the second direction and is located nearer the second side than the first side. The contact portion is connected to the main pixel electrode only by a first portion of the main pixel electrode.

An array substrate includes a gate line extending in a first direction, a source line extending in a second direction orthogonally crossing the first direction and an auxiliary capacitance line having a trunk portion extending in the first direction so as to cross the source line and a branch portion branched from the trunk portion and extending along the source line. A switching element includes a drain line arranged under the auxiliary capacitance line so as to face the trunk portion and the branch portion thereof. A pixel electrode includes a main pixel electrode extending substantially in parallel to the source line and a contact portion electrically connected with the drain line. A counter substrate includes a couple of main common electrodes extending substantially in parallel to the main pixel electrode on the both sides sandwiching the main pixel electrode.

A method for driving an optical modulation device is provided. The optical modulation device includes first and second portions. Each of the first and second portions includes a first plate, a second plate opposite to the first plate, and a liquid crystal layer disposed between the first and second plates. The method includes forming a forward phase gradient in the first portion by applying a first driving signal to first and second electrodes in the first plate of the first portion and a third electrode in the second plate of the first portion. The method further includes forming a reverse phase gradient in the second portion by applying a second driving signal differing from the first driving signal to fourth and fifth electrodes in the first plate of the second portion and a sixth electrode in the second plate of the second portion.

The present invention provides a transflective liquid crystal display panel and a liquid crystal display device. By designing the electrode structure of the transmission region and the reflection region, the present invention can achieve a transflective display effect, enlarging display view, increasing contrast ratio, and realizing a single cell gap structure.

The array substrate comprises a pixel electrode located in a pixel area and a common electrode corresponding to the pixel area; and a first passivation layer provided between the common electrode and the pixel electrode; wherein the pixel electrode comprises a plurality of strip-shaped first pixel electrodes and strip-shaped second pixel electrodes which are alternately arranged at intervals; and the common electrode comprises a plurality of strip-shaped common electrodes which are spaced from each other; wherein ends of the plurality of strip-shaped first pixel electrodes are connected to each other to form a comb shape, and ends of the plurality of strip-shaped second pixel electrodes are connected to each other to form a comb shape; and the comb-shaped first pixel electrode and the comb-shaped second pixel electrode are spaced from each other.

An object of the present invention is to provide a liquid crystal display element using a liquid crystal composition having negative dielectric anisotropy, which is capable of realizing excellent display properties by being used in an FFS mode liquid crystal display element without deteriorating various properties, as a liquid crystal display element, such as dielectric anisotropy, viscosity, a nematic phase upper limit temperature, nematic phase stability at low temperature, and γ.sub.1, and burn-in characteristics of the display element.

Provided is an FFS mode liquid crystal display element using an n-type liquid crystal composition so as to achieve the above object.

A liquid crystal display panel includes first and second substrates, first pixel electrodes, second pixel electrodes, common electrodes, first auxiliary electrodes, and a liquid crystal layer. The second substrate is disposed opposite to the first substrate. The liquid crystal layer is disposed between the first and the second substrates. The first pixel electrodes, the second pixel electrodes, and the common electrodes are disposed on the first substrate. The first auxiliary electrodes are disposed on the second substrate. One of the first pixel electrodes is not overlapping one of the first auxiliary electrodes in a vertical projection direction. A driving method of the liquid crystal display panel includes setting a first voltage difference in a wide viewing mode and a second voltage difference in a narrow viewing mode between the first auxiliary electrodes and the common electrodes and, respectively. The first voltage difference is less than the second voltage difference.

This application discloses a display panel and a display device, the display panel including: a first substrate; a second substrate; and a second common electrode, disposed on the second substrate, where the second common electrode includes an enlarging part, and the display panel includes a support part disposed corresponding to the enlarging part.