Mitsubishi Electric Corporation

Advanced Display, Inc.

Kabushiki Kaisha Advanced Display

Mitsubishi Denki Kabushiki Kaisha

Trivale Technologies

Takafumi Hashiguchi

Naoya Hirata

Naruhito Hoka

Tatsuya Baba

Masami Hayashi

Satoshi Kohtaka

Yukio Endo

Manabu Tanahara

Shigeaki Noumi

Hironori Aoki

Takehisa Yamaguchi

Naoki Nakagawa

Tatsuya Nakamura

Kazunori Inoue

Takeshi Kubota

Takeshi Ono

Koji Oda

Akio Nakayama

Takeshi Shimamura

Yasushi Matsui

Yusuke Shimasaki

Shohei Yasuda

Hirofumi Iwanaga

Seiya Ueda

The touch panel built-in display includes a first electrode, a second electrode, and a third electrode for detecting the pressed state in which the protective plate is pressed. The first electrode is provided in the peripheral region on the back surface of the protective plate. The second and third electrodes are provided adjacent to each other in the peripheral region on the principal surface of the sensor substrate. That is, the first electrode, the second electrode, and the third electrode are provided in the peripheral region as a configuration for detecting the pressed state.

Touch panel built-in display with detection of pressed state in the peripheral region

The display apparatus includes a plurality of gate lines, a plurality of vertical gate lines orthogonal to the gate lines, and a plurality of connection parts, each of which connects one of the gate lines and corresponding one of the vertical gate lines. The plurality of vertical gate lines extend from a first side in the display region. At least the gate line disposed closest to the first side is connected to the corresponding vertical gate line by a plurality of connection parts disposed at two or more locations.

Display apparatus

An opening insulation film covers a substrate and is in contact with a side surface of a gate electrode. The opening insulation film is provided with a first opening portion having a side surface on the gate electrode. A gate insulation film made of an oxide insulator is on the gate electrode and the opening insulation film. A semiconductor channel film made of an oxide semiconductor is on the gate insulation film and is encompassed by the first opening portion. Source and drain electrodes are on the semiconductor channel film. A source upper-layer electrode and a drain upper-layer electrode both made of an oxide are provided at least on upper surfaces of the source electrode and the drain electrode, respectively. An interlayer insulation film made of an oxide has a portion provided on the source upper-layer electrode and the drain upper-layer electrode and is in contact the semiconductor channel film.

Thin film transistor substrate having source and drain upper-layer electrodes

First and second gate lines respectively extend in first and second directions in a display area. The second gate line is electrically connected to the first gate line and extends in the second direction in the display area. The second gate line is electrically connected to the first gate line outside the display area. A conductive layer may be disposed between the second gate line and a source line, and the second gate line may be electrically connected to the first gate line in the display area. To the conductive layer, a potential identical to a common potential or a ground potential is applied. An arrangement where two or more second gate lines overlap the source line may be employed. Transition of a potential of a gate signal from an on potential to an off potential may be made in two or more stages.

Liquid crystal display panel

A liquid crystal display panel includes, on one of two substrates with liquid crystal held therebetween, first and second wires respectively arranged in a first and a second directions, third wires arranged in the first direction and connected to the second wires, pixels arranged corresponding to crossing positions between the first and the second wires, a first and a second driver ICs respectively connected to each first and each third wires. Each pixel includes a lower electrode, an upper electrode including slits, and domains alignment-divided in accordance with formation directions of the slits. One of the lower and the upper electrodes is a pixel electrode and the other is a common electrode. Each third wire is placed in a boundary between the domains. With this structure, provided is a liquid crystal display capable of narrowing a frame area and improving display quality.

Liquid crystal display panel and liquid crystal display

A touch screen includes column-direction wirings extending in a column direction, row-direction wirings extending in a row direction orthogonal to the column direction, and detection cells provided in areas in which the column-direction wirings and the row-direction wirings are three-dimensionally intersect with each other. The touch screen further includes additional capacitors that are provided in a mounting region in which mounting terminals of a plurality of lead lines, each of which is connected to one of the column-direction wirings or one of the row-direction wirings, are mounted, and are configured to apply electrostatic capacitance to the plurality of lead lines, and at least one potential fixed terminal configured to fix a potential of one electrode of each of the additional capacitors.

Touch screen, touch panel, display device, and electronic device

Gate connection lines connected to gate wires in a display region are formed so as to have a region overlapped with source wires. According to such a structure, both of frame-width reduction and display performance of a liquid crystal display panel may be realized.

Liquid crystal display panel and liquid crystal display device

In an FFS liquid crystal display in which a dummy pixel in a dummy pixel region is smaller than a display pixel in a display region, a slit is formed in a common electrode in the display pixel while no slit is formed in the common electrode in the dummy pixel.

Liquid crystal display panel and liquid crystal display including liquid crystal display panel

An array substrate according to the present invention is an array substrate including a display region that displays an image and a frame region. The array substrate includes: a plurality of scanning lines; a plurality of signal lines; a thin film transistor disposed at an intersection of each of the plurality of scanning lines and each of the plurality of signal lines; a plurality of in-frame wires formed in the frame region; and a plurality of connection converters that electrically connect the scanning lines or the signal lines to the in-frame wires and are provided in the frame region. A single contact hole that penetrates an insulating layer is formed in each of the connection converters, and each of the scanning lines or each of the signal lines is electrically connected with each of the in-frame wires through a conductive film in the single contact hole.

Array substrate and liquid crystal display panel including the same

A pixel electrode of an array substrate is connected with a drain electrode of a TFT via a first aperture formed on a second interlayer insulating film, a second aperture that includes a bottom portion of the first aperture and is formed on a common electrode, a third aperture that includes at least a part of the bottom portion of the first aperture, is included in a second aperture and is formed on a third interlayer insulating film, and a fourth aperture that is formed on the first interlayer insulating film in a region where the third aperture overlaps with the bottom portion of the first aperture.

Thin film transistor array substrate

A liquid crystal panel includes an array substrate and a counter substrate facing the array substrate that are bonded to each other through a seal located along a peripheral edge. Vcom wiring and GND wiring are provided in a peripheral region of the array substrate. The Vcom wiring is provided between a display region and the GND wiring. The GND wiring extends beyond an edge of the seal.

Liquid crystal display device

A pixel electrode is connected to a drain electrode of TFT via a first aperture formed on a second interlayer insulating film, a second aperture, which includes a bottom portion of the first aperture and is formed on a common electrode, and a third aperture, which is included in the bottom portion of the first aperture and is formed on a first interlayer insulating film and a third interlayer insulating film. The common electrode is connected to a common wiring via a fourth aperture formed on the second interlayer insulating film, and a fifth aperture that is included in a bottom portion of the fourth aperture and is formed on the first interlayer insulating film, and a contact electrode that is formed in the fourth aperture and the fifth aperture.

A display device having a substrate provided with a display region includes a lower layer film formed on the substrate, a transparent conductive thin film formed on the lower layer film and electrically connected thereto, and a protective film formed on the transparent conductive film in a region other than the display region to prevent malformation of the transparent conductive thin film and the lower layer film.

Display device and method with lower layer film formed on substrate but between transparent conductive film and organic layer and then protective film on the transparent film

A mounting terminal substrate includes a substrate, mounting terminals arranged in staggered rows on the substrate, each mounting terminals includes a lower conductive film and an upper conductive film, lines that are provided between the mounting terminals in a direction of a row, an insulation film that covers the lines, and opening sections on the respective mounting terminals from which the insulation films are removed, wherein a width of the upper conductive film in the direction of the row is greater than a width of the lower conductive film in the direction of the row so as to cover the lower conductive films exposed through the opening sections and is equal to or smaller than a width of the opening section in the direction of the row.

Growing community of inventors

Tokyo, Japan

Takafumi Hashiguchi