Sharp Kabushiki Kaisha Corporation

Sakai Display Products Corporation

Hidetoshi Nakagawa

Toshihide Tsubata

Yuhko Hisada

Nobuyoshi Nagashima

Naoshi Yamada

Masahiro Matsuda

Takuya Ohishi

Masahiro Yoshida

Fumikazu Shimoshikiryoh

Yoshihisa Takahashi

Kazutoshi Kida

Masae Kitayama

Takaharu Yamada

Ryohki Itoh

Toshifumi Yagi

Kentaroh Irie

Kazushige Miyamoto

Akihiro Shohraku

Hiroaki Nakaminami

Tomofumi Kubota

Yoshitaka Okumoto

Akihiro Yamamoto

Taiki Hayai

Tokuyoshi Awa

Tatsuya Tezuka

Haruhisa Suzuki

Takahiro Nishino

A display panel comprises: a plurality of pixels formed on a surface of a substrate; one or more drive circuits formed on the surface to supply signals to the pixels lining up; and a plurality of conductor patterns formed on the surface, electrically separated from each other, and each partially configuring the drive circuit. The conductor patterns comprise: a first conductor pattern having a first element forming portion configuring a part of a first circuit element of the drive circuit; and a second conductor pattern having a second element forming portion configuring a part of a second circuit element of the drive circuit. A discharge portion to narrow an interval between the first and second conductor patterns so as to be partially narrower than an interval between the first and second element forming portions is provided to the first conductor pattern and/or the second conductor pattern.

Display panel and method for manufacturing display panel

A display panel includes a substrate, a gate metal layer formed on a substrate, an insulating layer that covers the gate metal layer, and a source metal layer formed on the insulating layer. In a driving circuit region, the gate metal layer includes a first electrode and a second electrode separated from each other in a first direction and close to each other. The first electrode is positioned nearer than the second electrode to an active region and has a first side on a side facing the second electrode. The second electrode includes an ESD sacrificial portion. The ESD sacrificial portion includes a first part extending in the first direction and a second part facing the first side and extending in a second direction intersecting the first direction, the second part not overlapping a source metal of the source metal layer.

Display panel

A display panel () equipped with a display region () in which a plurality of switching elements () are positioned, a plurality of supply circuits () which supply a scanning signal the switching elements () and are arranged in a first direction in the periphery of the display region (), a plurality of first signal lines () which supply a prescribed signal to the supply circuits (), extend in the first direction, and are arranged in a second direction which intersects the first direction, and a plurality of second signal lines () which supply the prescribed signal to the supply circuits () and connect the first signal lines () and the supply circuits () to one another, the display panel () being characterized in that some of the second signal lines () have a meandering section () that meanders in the portion thereof that overlaps the connected first signal lines ().

Display panel and display device

To provide a laser annealing device capable of performing annealing whereby electron mobility is different depending on the part, a mask, a thin film transistor, and a laser annealing method. A laser annealing device of the present invention is provided with a mask in which a plurality of openings are formed along the scanning direction, moves a substrate in the scanning direction, and irradiates the substrate with laser light via the openings. The openings respectively have first opening regions, which are aligned in the scanning direction, and which have a same shape, and some of the openings among the openings respectively have second opening regions continuous to the first opening regions in the predetermined direction with respect to the first opening regions.

Laser annealing device, mask, thin film transistor, and laser annealing method

A display apparatus includes thin-film transistors respectively provided for pixels arranged in a matrix form, one or more driving circuits provided at a side of one end of the display panel, a plurality of signal lines to each connect more than one of the plurality of thin-film transistors arranged in one line in the matrix form to the driving circuit, a plurality of spare lines formed to be connectable to any of the plurality of signal lines in an outer area of a display panel, and arranged separated from one another in an opposing region in the outer area, the opposing region being opposed to the driving circuits across the display area, and a metal pattern overlapping a first spare line and a second spare line with an insulating layer therebetween, so as to be connectable to the first spare line arranged in a first region and the second spare line arranged in a second region.

Display apparatus

Provided is a laser annealing device provided with an irradiation unit in which a plurality of lens arrays each comprising one or more lenses are arranged at a first interval, wherein, while scanning a substrate having: a plurality of first area arrays each of which comprises one or more areas to be irradiated and which are arranged at the first interval; and a plurality of second area arrays which are arranged apart from the first area arrays toward one side in a direction orthogonal to the first area arrays by a second interval smaller than the first interval, the irradiation unit irradiates the areas to be irradiated with a laser beam through the one or more lenses. At least one type of area array, in one pixel unit row that comprises a plurality of area arrays including the first and second area arrays, is irradiated with a laser by use of a lens array different from the ones used for the other types of area arrays.

Laser annealing device and laser annealing method

A display device according to the present invention is provided with: a display panel that has a display area and a non-display area; a plurality of signal lines that are provided on the display panel; a spare wire () that extends to the non-display area and the outside of the display panel and that should be connected to the signal lines; a plurality of connection terminals that are provided on the display panel; and amplifiers () that are connected, at input sides thereof, to first connection terminals (), that should be connected, at output sides thereof, to the spare wire (), and that are located outside the display panel. The display device is characterized in that: the spare wire () has divided first spare-wire sections (and) and a second spare-wire section; and the display device is provided with a connection section () that is connected to ends of the first spare-wire sections (and) and that should be connected to other signal lines; first connecting lines () that are connected to the output sides of the amplifiers (), that extend from the outside of the display panel to the non-display area, and that are connected to second connection terminals (); and second connecting lines () that should connect fourth connection terminals () to the second connection terminals () or third connection terminals ().

Display apparatus and method of manufacturing display apparatus

An example display apparatus includes: a display panel having a display region and a non-display region located at peripheries of the display region; a signal line provided in the display panel to transmit an image signal; a spare wiring routed to an outside of the display panel and the non-display region of the display panel, and connected to the signal line; a plurality of connection terminals; and an amplifier which have an input side connected to a first connection terminal and an output side connected to the spare wiring, and the display apparatus is configured to input a signal from the signal line to the amplifier through the first connection terminal. On the output side of the amplifier, a part of the spare wiring is connected to a second connection terminal, and is routed to the non-display region from the outside of the display panel. The part of the spare wiring is further connected a third connection terminal, and is routed to the outside of the display panel.

A method produces a liquid crystal display. The display includes a plurality of pixels having sub-pixels that include one opening and one color layer. Some of the sub-pixels having the same color are continuously spaced in one direction. In the method, overlapping photolithographic patterns produce mask openings in which a color layer in two spaced adjacent sub-pixels is to be formed. The mask openings each have a size corresponding to two or more adjacent sub-pixels; and the number of sub-pixels of the same color that are continuously arranged in the one direction is at least twice the total number of sub-pixels of the same color included in each of the pixels.

Method for producing liquid crystal display apparatus with a uniform cell gap

A circuit device comprises: a circuit board on which a plurality of signal lines transmitting a signal, and spare wirings intersecting the signal lines while being insulated therefrom and transmitting a signal if at least one of the signal lines has a defect are arranged; and a plurality of amplifiers each of which has an input terminal to which the signal is input, an output terminal amplifying the signal input to the input terminal and outputting the amplified signal, and a control terminal to which a signal for controlling a turn on or off of an amplification operation is input. The spare wiring includes an input-side spare wiring connected to the input terminal, and an output-side spare wiring connected to the output terminal.

Circuit device and display apparatus

A display panel which includes a plurality of display elements disposed in a matrix manner, signal input parts to which signals to be supplied to the plurality of display elements are input, and a plurality of signal wirings which connect the plurality of display elements and the signal input parts, wherein at least a part of the signal wirings is provided with a meander wiring part whose wiring is meandered, the display panel including a repair wiring which is disposed so as to intersect the signal wiring in the meander wiring part at at least two locations and an insulation layer which is provided between the signal wiring and the repair wiring.

Display panel and display apparatus which include repair wiring for repairing a disconnection in lead-out wiring

Provided are a circuit board and a display apparatus in which, when a worker restores a cut wiring with laser, the worker may easily determine a portion to be irradiated with laser by the naked eye. In a circuit board including multiple layered wiring parts (G, O) and an insulating part deposited between layers of the wiring parts (G, O), the insulating portion has a missing part (F) at a superposed position where the wiring parts are superposed onto each other in a layered direction, and a marker (P) indicating the presence of the missing part (F) is formed.

Circuit board and display apparatus

A display panel includes a plurality of display elements disposed in a matrix manner, signal input parts to which signals to be supplied to the plurality of display elements are input, and a plurality of signal wirings which connect the plurality of display elements and the signal input parts, wherein the signal wirings includes a lead-out wiring part in which a wiring interval nearer the signal input parts and a wiring interval nearer the display elements are different from each other, and at least a part of the signal wirings in the lead-out wiring part is provided with a plurality of meander wiring parts whose wirings are meandered, wherein the signal wirings include a meander wiring part nearer the signal input parts, and at least one meander wiring part having a larger amplitude of the meander wiring than the meander wiring part nearer the signal input parts, and the amplitude of the meander wiring in the at least one meander wiring part is determined by matching with a wide wiring interval in the lead-out wiring part.

Display panel and display apparatus

The present invention provides a connection structure of conductors in which, when connecting a pair of conductors facing each other using an anisotropic conductive film containing conductive particles dispersed therein, a short circuit between the adjacent conductors due to a movement of conductive particles is be prevented, and a display apparatus having the connection structure of conductors. When executing thermo-compression bonding processing while interposing the anisotropic conductive film, even if conductive particles dispersed in the anisotropic conductive film are concentrated and continued in a gap between adjacent first terminals, in the vicinity of an edge of an interlayer insulation film, since a distance between the first terminals adjacent to each other is increased due to notches formed therein, the first terminals adjacent to each other are not short-circuited.

Connection structure of conductors and display apparatus

A display panel includes a plurality of display elements arranged in a matrix manner, a first transparent substrate including a plurality of signal input parts at a circumferential part of the first transparent substrate and a wiring connecting the signal input parts and the display elements formed on the first transparent substrate, and a second transparent substrate including a rectangular light shielding layer shielding light among the display elements and shielding light at an outside of a display region including the display elements, wherein markers for indicating positions with respect to the display elements are located in at least two parts of a circumferential edge of the first transparent substrate, and each of the markers has a crossing part crossing any one of rims at a circumferential edge of the light shielding layer.

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Sakai, Japan

Hidetoshi Nakagawa