Sharp Kabushiki Kaisha Corporation

Fujitsu Corporation

Au Optronics Corporation

Fujitsu Display Technologies Corporation

Tetsuya Fujikawa

Tomonori Tanose

Takashi Takagi

Kunihiro Tashiro

Katsufumi Ohmuro

Yohei Nakanishi

Manabu Sawasaki

Yoshinori Tanaka

Hiroyasu Inoue

Kazutaka Hanaoka

Hidefumi Yoshida

Takahiro Sasaki

Yoshio Koike

Norio Sugiura

Shougo Hayashi

Isao Tsushima

Arihiro Takeda

Yasutoshi Tasaka

Seiji Tanuma

Shingo Kataoka

Hideo Chida

Takatoshi Mayama

Naoto Kondo

Yoji Taniguchi

Seiji Doi

Kengo Kanii

Shota Makimoto

Jin Hirosawa

Atuyuki Hoshino

Masahiro Ikeda

Takashi Sasabayashi

Tsuyoshi Kamada

Kenji Okamoto

Yuichi Inoue

Minoru Otani

Katsunori Misaki

Hisashi Yamaguchi

Hideaki Tsuda

Satoshi Murata

Makoto Ohashi

Hideaki Takizawa

Kouji Tsukao

Makoto Tachibanaki

Tadashi Hasegawa

Noriaki Furukawa

Keiji Imoto

Makoto Morishige

Siro Hirota

Takeshi Kinjou

Hidetoshi Sukenori

Tomoshige Oda

Kimiaki Nakamura

Masahiro Kihara

Shiro Hirota

Masakazu Shibasaki

Tsutomu Seino

Kenichi Nagaoka

Akira Komorita

Yuji Nakahata

Yasuhiro Ohno

Junichi Morinaga

Akihiro Matsui

Yoshihisa Taguchi

Katsushige Asada

Naoshige Itami

Masahiro Yoshida

Masakatsu Tominaga

Toshiaki Fujihara

Yasuhiro Nasu

Kuniko Maeno

Katsuhiro Mikumo

Takuya Saguchi

Satoshi Horiuchi

Isao Ogasawara

Ryohki Itoh

Katsuhiro Okada

Kazunori Tanimoto

Yoshio Kurosawa

Yoji Nagase

Hironobu Sawada

Tatsuji Saitoh

Atsuyuki Hoshino

Kazuhiko Sumi

Shuntaro Kosugi

An active matrix substrate includes a plurality of pixel electrodes arranged in a matrix; and a source wiring running in a column direction, wherein the source wiring includes a first side portion running along one side in a column direction of at least one pixel electrode of the plurality of pixel electrodes, a crossing portion running across the pixel electrode, and a second side portion running along another side in the column direction of the pixel electrode, the first side portion and the second side portion are connected to each other via the crossing portion, and at least one crossing portion is provided on each of at least two pixel electrodes aligned in the column direction out of the plurality of pixel electrodes.

Active matrix substrate and liquid crystal display device

At least either a first substrate or a second substrate has regions corresponding to subpixels () and provided with ribs () for controlling how a liquid crystal material is aligned. Scanning signal lines () and picture element electrodes () are overlapped with each other via an insulating material as seen in plan view. The ribs () and the scanning signal lines () are at least partially overlapped with each other as seen in plan view.

Liquid crystal display device

A liquid crystal display device including first and second substrates, a liquid crystal layer, a pixel electrode, a counter electrode, a first molecule orientation film formed on the first substrate so as to cover the pixel electrode, and a second molecule orientation film formed on the second substrate so as to cover the counter electrode. The pixel electrode includes first micro-electrode patterns extending in a first direction, second micro-electrode patterns extending in a second direction, third micro-electrode patterns extending in a third direction and fourth micro-electrode patterns extending in a fourth direction, wherein the first, second, third and fourth directions are different from one another. When a driving voltage is applied between the pixel and counter electrodes, liquid crystal molecules that are located at the first, second, third and fourth micro-electrode patterns are tilted parallel to a corresponding one of the first, second, third and fourth directions, respectively, when viewed in a plan view.

Liquid crystal display device and method for fabricating the same

A liquid crystal display device including first and second substrates, and a liquid crystal layer sealed therebetween. The device also includes a first electrode formed on the first substrate and a second electrode formed on the second substrate; a first molecule orientation film formed on the first substrate so as to cover the first electrode; a second molecule orientation film formed on the second substrate so as to cover the second electrode; a plurality of micro structures associated with at least one of the first and second electrodes; and a plurality of rough structural patterns associated with at least one of the first and second electrodes. At least some of the micro structures extend generally parallel to each other, and the rough structural patterns extend in directions different from directions in which the micro structures extend.

A liquid crystal display device including a first substrate, with a plurality of bus lines formed thereon such that they intersect with each other, and a second substrate facing the first substrate. The device also includes a plurality of pixel regions defined by the bus lines; a thin film transistor formed in each of the pixel regions; a color filter layer formed in each of the pixel regions; and a pixel electrode formed in each of the pixel regions. A liquid crystal layer is provided between the first substrate and the second substrate. The liquid crystal layer is located next to a polymeric structure formed by irradiating a mixture of liquid crystal materials and ultraviolet-curing monomers with ultraviolet light, and a black display is achieved when no voltage or a subthreshold voltage is applied.

A liquid crystal device including a first substrate including a plurality of picture elements; a second substrate including a common electrode; and a liquid crystal layer sandwiched therebetween. The first substrate and the second substrate are arranged to be opposite to each other, and each of the plurality of picture elements has a plurality of elongated electrodes configured to apply voltages to the liquid crystal layer in cooperation with the common electrode. The elongated electrodes within one of the plurality of picture elements extend in eight directions, and each of the plurality of picture elements is divided into eight regions based upon the eight directions. In each of the eight regions of one of the plurality of picture elements, two or more of the plurality of elongated electrodes extend along a corresponding one of the eight directions.

A liquid crystal display device including a first and second substrates and a liquid crystal layer. The first substrate includes a plurality of picture elements, and at least one of the plurality of picture elements includes: a switching element; a plurality of gate bus lines extending in a first direction and electrically connected to the switching element; a plurality of data bus lines extending in a second direction and electrically connected to the switching element; a first sub picture element electrode and a second sub picture element electrode disposed adjacent to the first sub picture element electrode with a gap therebetween, and a control electrode overlapping both the first and second sub picture element electrodes. The control electrode extends in the second direction. Each of the first and second sub picture element electrodes includes a cross-shaped connecting electrode part and microelectrode parts extending from the connecting electrode part.

A liquid crystal display device including first and second substrates, with a liquid crystal layer sealed therebetween. The device also includes a first electrode formed on the first substrate, a second electrode formed on the second substrate, a first molecule orientation film formed on the first substrate so as to cover the first electrode, a second molecule orientation film formed on the second substrate so as to cover the second electrode, and a plurality of micro structures associated with at least one of the first and second electrodes, wherein at least some of the micro structures extend generally parallel to each other. When a driving voltage is applied between the first and second electrodes, liquid crystal molecules of the liquid crystal layer are oriented such that no dark line occurs in a vicinity of the plurality of micro structures and no dark line occurs between adjacent micro structures.

The technology presented herein has a feature of providing a liquid crystal display device of an excellent viewing angle characteristic and high brightness, including: liquid crystals containing polymerizable monomers between a first substrate with a pixel electrode having micro slits and a second substrate facing the first substrate; wherein the monomers are polymerizable with voltage applied to the liquid crystals; and an alignment orientation of the liquid crystals is controllable to a direction of extending the micro slit, wherein the pixel electrode includes: a direct coupling part electrically connected to a switching element; a capacitive coupling part electrically insulated from the switching element, and a space between the direct and capacitive coupling parts, wherein directions in which the micro slits are extended along the direct and capacitive coupling parts are orthogonal to each other.

A substrate for a liquid crystal display device, including a pixel electrode formed on the substrate, wherein the pixel electrode includes a micro-cutout pattern defined by a plurality of micro-cutouts extending in four different directions with respect to an extension direction of a rough structural pattern. The substrate also includes a first electrode extending in a first direction, a second electrode extending in a second direction that is approximately perpendicular to the first direction, and a contact hole that electrically connects the pixel electrode and the first electrode. A portion of the rough structural pattern and/or a portion of the micro-cutout pattern overlap the first electrode. Also disclosed is a liquid crystal display device including such a substrate.

Liquid crystal display device and substrate for liquid crystal display device

A liquid crystal display device including a pair of substrates, defined as a first substrate and a second substrate and a liquid crystal layer sandwiched between the pair of substrates. The device also includes a pixel electrode and an additional electrode formed on the first substrate, and a contact hole that is configured and arranged to connect the pixel electrode and the additional electrode. In certain embodiments, the contact hole is formed at a liquid crystal domain boundary. In other embodiments, an additional contact hole is also provided between the pixel electrode and a second additional electrode, and in such embodiments the contact hole and the additional contact hole are formed within different liquid crystal domains. Further, in certain embodiments, the pixel electrode includes a plurality of pixel electrode slits arranged in a pattern to form a plurality of liquid crystal domains within each pixel.

Liquid crystal display device and method of fabricating the same

A liquid crystal display device comprising a liquid crystal layer including liquid crystal molecules provided between a first substrate and a second substrate; pixels forming a display area; electrodes for applying a voltage across the liquid crystal layer within each of the pixels; a plurality of domain regulating structures for dividing orientations of the liquid crystal molecules and forming multiple domains within each of the pixels, when a predetermined voltage is applied across the liquid crystal layer within each of the pixels. The device also includes a structure which is formed in an outer area located next to the display area, but that does not overlap the display area, and is substantially the same as at least one of the plurality of domain regulating structures.

A liquid crystal display device including first and second substrates and a liquid crystal layer therebetween. The device also includes a plurality of gate bus lines, and a plurality of drain bus lines that intersect the gate bus lines, as well as a plurality of pixel regions defined by the gate and drain bus lines. Additionally, the device includes a thin film transistor and a resin color filter layer formed in each of the pixel regions. There is a pixel electrode formed in each of the pixel regions on the resin color filter layer that includes a slit extending in parallel with an edge of the pixel region and a plurality of finer slits diagonally extending from the slit. Finally, the device includes a common electrode formed on the second substrate, and a vertical alignment film applied to each of surfaces of the substrates.

Substrate for liquid crystal display, liquid crystal display having the same and method of manufacturing the same

A liquid crystal display device including first and second substrates, with a liquid crystal layer sealed therebetween; and first and second electrodes formed, respectively, on the first and second substrates. A first molecule orientation film is formed on the first substrate so as to cover the first electrode and a second molecule orientation film formed on the second substrate so as to cover the second electrode. A polarizer with a light absorption axis P is provided outside of the first substrate, and an analyzer with a light absorption axis A is provided outside of the second substrate. The light absorption axis A crosses the light absorption axis P. A plurality of micro structures are associated with at least one of the first and second electrodes, wherein the micro structures are obliquely arranged with respect to the light absorption axis P and the light absorption axis A.

A liquid crystal display device including first and second substrates; liquid crystal contained between the substrates; a polymer which determines directions in which liquid crystal molecules tilt; a plurality of gate and data bus lines; and a plurality of picture elements. At least one of the picture elements includes a switching element, and first and second sub picture element electrodes. The first sub picture element electrode connects to the switching element and the second sub picture element electrode connects, via capacitive coupling, to the switching element. The first substrate further includes a control electrode that is connected to the switching element and the first sub picture element electrode. The control electrode is capacitively coupled to the second sub picture element electrode through an insulating film. The area of the second sub picture element electrode is larger than the area of the first sub picture element electrode.

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Kawasaki, Japan

Tetsuya Fujikawa