Sony Corporation

Sony Semiconductor Solutions Corporation

Joled Inc.

Kiwamu Miura

Hiroshi Sagawa

Tetsuro Yamamoto

Mitsuru Asano

Naobumi Toyomura

Keisuke Matsuo

Hirofumi Fujioka

Kohji Hanawa

Toshiki Matsumoto

Akiko Tsuji

Takanori Shibasaki

Chiyoko Sato

Toshiaki Arai

Narihiro Morosawa

Kazuhiko Tokunaga

In a display device including a pixel arranged therein, the pixel including a light emitting unit in which an anode electrode is formed in the uppermost layer of a multilayer wiring structure formed by alternately stacking a plurality of insulating layers and a plurality of wiring layers, and a capacitor element electrically connected to the anode electrode of the light emitting unit, or in an electronic device including the display device, the capacitor element including a first electrode formed in a wiring layer below the anode electrode, a second electrode formed opposite to the first electrode, and attached to the anode electrode of the light emitting unit via a conductive rib, and a first insulating layer interposed between the first electrode and the second electrode.

Display device and electronic apparatus with high density pixels

Display devices and electronic devices are disclosed. In one example, a display device includes a pixel array portion in which pixels each including a light emitting portion are arranged; a pad electrode layer provided outside the pixel array portion on a substrate on which a light emitting portion is formed; and a heat absorption layer thermally coupled to the pad electrode layer.

Display device and electronic device with heat absorption layer coupled to pad electrode layer

Display device and electronic device including capacitors connected to anode electrode of light emitting unit

In a display device including: pixels including a light emitting unit and a plurality of transistors and two-dimensionally arranged in a matrix; and gate wirings of the plurality of transistors formed along a row direction of a pixel array, or an electronic device including the display device, among the plurality of transistors, a gate wiring of a switching transistor connected to an anode electrode of the light emitting unit is formed in a wiring layer different from a gate wiring of another transistor.

Display device and electronic device with differently layered wirings for pixel transistors

There are provided a display panel, a display unit, and an electronic apparatus that make it possible to reduce a leakage current arising between adjacent pixels. The display panel includes a plurality of pixels at a display region. Each of the pixels has an organic EL device, and a pixel circuit that drives the organic EL device. The organic EL device has an anode electrode, a cathode electrode, and an organic layer that is provided between the anode electrode and the cathode electrode. A side surface of the anode electrode is structured in such a manner that the cross-sectional area of the anode electrode on the side of the cathode electrode is larger than that of the anode electrode on the opposite side of the cathode electrode.

Display panel, display unit, and electronic apparatus

A display panel includes: a plurality of pixels arranged in a display region, the pixels each including an organic EL element; and a plurality of electrically-conductive wiring layers each arranged between the pixels. The organic EL element includes a plurality of layers including a hole injection layer and a light emitting layer, the light emitting layer emitting light by recombination of an electron and a hole. The hole injection layer of the plurality of layers is common to the pixels in the display region and is electrically connected to the electrically-conductive wiring layers.

A display panel includes: a plurality of first wirings extending in a row direction; a plurality of second wirings extending in a column direction; and a plurality of pixels each arranged in proximity to an intersection of each of the first wirings and each of the second wirings. Two wirings of the plurality of first wirings or two wirings of the plurality of second wirings are disposed in a common region interposed between two pixels next to each other, and layouts of the respective two wirings in a thickness direction are different from each other at least in a part of each of the layouts.

Display panel in which two wiring lines of the same type have different thickness direction layouts

A display device includes a plurality of main pixels. Each main pixel includes a plurality of sub-pixels. At least two of the sub-pixels emit light of different colors. The at least two sub-pixels are different in size.

Display device and electronic apparatus having a display device

Disclosed herein is a display including an acceptor substrate having thereon a red light-emitting element column, a green light-emitting element column, and a blue light-emitting element column that are arranged along a row direction and are each obtained by arranging rectangular organic light-emitting elements for generating light of one of red, green, and blue along a longitudinal direction of the organic light-emitting elements.

Display with organic light emitting elements

Disclosed herein is a display device, including: a substrate; a circuit part configured to include a drive element; a planarization insulating layer; an electrically-conductive layer including a plurality of first electrodes and an auxiliary interconnect; an aperture-defining insulating layer configured to insulate the plurality of first electrodes from each other and have an aperture through which part of the first electrode is exposed; a plurality of light emitting elements; and a separator configured to be formed by removing the planarization insulating layer at a position between a display area, in which the plurality of light emitting elements connected to the drive element are disposed, and a peripheral area which is surrounding the display area. A method of manufacturing a display device is also provided.

Display device and method for manufacturing display device

A display device includes: plural sub-pixels included in a main pixel, emitting light of different colors respectively; at least three apertures arranged so as to be aligned along one direction in the sub-pixel; and an aperture defining portion defining aperture lengths so that an aperture length of an aperture other than apertures at both edge portions along the one direction is longer than an aperture length of apertures at both edge portions along the one direction in the at least three apertures.

Display device in which a sub-pixel has a plurality of apertures and electronic apparatus including the display device

Display

A thin film transistor with which oxygen is easily supplied to an oxide semiconductor layer and favorable transistor characteristics are able to be restored and a display unit including the same. The thin film transistor includes, sequentially over a substrate, a gate electrode, a gate insulting film, an oxide semiconductor layer including a channel region, and a channel protective layer covering the channel region A source electrode and a drain electrode are formed on the oxide semiconductor layer located on both sides of the channel protective layer, and at least one of the source electrode and the drain electrode has an aperture to expose the oxide semiconductor layer.

Thin film transistor and display unit

A display apparatus includes: a display panel unit in which electro-optical devices that emit display light are arranged in the form of a matrix; and a control unit performing display grayscale control by sequentially selecting the electro-optical devices are arranged and driving the selected electro-optical devices in order with a first signal voltage and a second signal voltage based on an image signal, wherein the control unit divides a grayscale range that can be expressed by the second signal voltage into a plurality of areas and performs a grayscale interpolation operation for interpolating the display grayscales by the electro-optical devices by setting voltage values of the first signal voltage and the second signal voltage according to the grayscales of the image signal as commonly using respective setting information of the first signal voltage for each divided area of the second signal voltage.

Display apparatus, electronic appliance, and method of driving display apparatus

A method for manufacturing a display device is provided. The method includes forming a circuit part; forming a planarization insulating layer on the circuit part; forming a separator in an area outside a display area in which a plurality of light emitting elements are formed by removing the planarization insulating layer at a position surrounding the display area; forming an electrically-conductive layer including a plurality of first electrodes and an auxiliary interconnect on the planarization insulating layer; forming an aperture-defining insulating layer that insulates the first electrodes from each other and has an aperture through which part of the first electrode is exposed; and forming a plurality of light emitting elements by stacking the first electrode, an organic layer, and a second electrode common to the plurality of light emitting elements.

Growing community of inventors

Kanagawa, Japan

Kiwamu Miura