Sharp Kabushiki Kaisha Corporation

Mamoru Ishida

Tohru Sonoda

Takeshi Hirase

Tohru Senoo

Tetsuya Okamoto

Takashi Ochi

Daichi Nishikawa

Seiji Fujiwara

Yoshifumi Ohta

Kazuhiko Tsuda

A display device includes: a display panel which is flexible, and including a pair of flat portions held in a flat state, and a bending portion provided between the pair of the flat portions and held to be bendable; a first support supporting one of the pair of the flat portions in a flat state; a second support supporting the other of the pair of the flat portions in a flat state; and a joint joining the first support and the second support together. The joint is flexible and provided not to interfere with the bending portion.

Organic el display device

A display device includes: a plurality of organic layers each made of an organic material and each having a predetermined modulus of elasticity and a predetermined thickness; and a plurality of inorganic layers each made of an inorganic material and each having a predetermined modulus of elasticity and a predetermined thickness. The plurality of organic layers and the plurality of inorganic layers are stacked together to constitute a device body which forms the display device. A quotient obtained by dividing the sum of flexural rigidities of the plurality of inorganic layers by the sum total of the sum of flexural rigidities of the plurality of organic layers and the sum of the flexural rigidities of the plurality of inorganic layers is 0.78 or higher and 1 or lower.

Organic EL display device

An organic EL display device includes a substrate and an organic EL element (electroluminescent element) provided on the substrate. The organic El display device includes a sealing layer that seals the organic EL element. The sealing layer includes silicon oxide films. Moreover, the degree of oxidation of the silicon oxide films is set to 1.2 or more and 1.8 or less.

Silicon oxide sealing layer for electroluminescent device

In an organic EL display device that includes a base material having flexibility and an organic EL element (electroluminescence element) provided on the base material, a sealing film is formed that seals the organic EL element. Additionally, a first adjustment layer and a second adjustment layer, which are configured of materials having the same thickness and the same Young's modulus and are configured to adjust a neutral surface of the organic EL display device, are each provided at an end portion on one side and an end portion on another side of the organic EL display device in a film thickness direction T.

Electroluminescence device and method for producing same

An organic EL display device includes a flexible base and an organic EL element (electroluminescent element) provided on the base, and further includes an adjustment layer that has heat dissipating properties and that adjusts a neutral surface of the organic EL display device. The adjustment layer is provided on the organic EL element side relative to the center of the whole organic EL display device in the film thickness direction.

Electroluminescent device

An organic EL display deviceincludes a flexible plastic substrate, an organic EL elementon the plastic substrate, and a sealing filmprovided on the plastic substrateto cover the organic EL element. The sealing filmincludes a first sealing layeron a surface of the plastic substrate, a stress relief layeron a surface of the first sealing layer, and a second sealing layeron a surface of the stress relief layer. Compressive stress of the first sealing layeris lower than compressive stress of the second sealing layer

Display device

Provided is an organic EL display device including an organic EL display panel exhibiting flexibility, a functional layer portion provided to face the organic EL display panel on one surface side thereof and exhibiting flexibility, and a support layer portion provided to face the organic EL display panel on the other surface side thereof and exhibiting flexibility. The functional layer portion is slidably provided on one surface of the organic EL display panel, and the support layer portion is slidably provided on the other surface of the organic EL display panel.

Organic electroluminescence display device

An organic EL display device includes an organic EL display panel having a plastic substrate exhibiting flexibility and organic EL elements formed on the plastic substrate, a first inorganic layer provided on an upper surface of the organic EL display panel, and a second inorganic layer provided on a lower surface of the organic EL display panel. The entire thickness T of the organic EL display device is equal to or less than 74 &#x3bc;m.

The present invention provides a flexible device which is free of twist and distortion at a bent part of a flexible module, and has excellent display quality and a high level of reliability. The flexible device () includes a first housing (), a second housing (), a third housing (), and a plurality of turning bodies () each of which is fixed to the first housing () or the second housing () and rolls on the third housing () so that a turning axis () of the each of the plurality of turning bodies () horizontally moves.

Flexible device

The present invention provides a cleaning method by which it is possible to prevent deformation of a film formation mask (). While the film formation mask () disposed between a shower head () and a susceptor () within a chamber () is cooled, a cleaning gas made into plasma, which cleaning gas reacts with a reaction product () deposited on a surface of the film formation mask (), is blown on the film formation mask ().

Cleaning method, method for manufacturing semiconductor device, and plasma treatment device

An organic EL display device () includes: an organic EL display panel () including a flexible plastic substrate and an organic EL element formed on the plastic substrate; and a protective member () provided on the organic EL display panel (), the protective member () being bendable. The protective member () includes a plurality of protective layers () to () stacked so as to be mutually slidable. The organic EL display panel () and the protective layer () being in contact with the organic EL display panel () are fixed to each other.

Provided is an organic EL display device that includes: a substrate; a first electrode provided on the substrate; an organic EL layer provided on the first electrode; a second electrode provided on the organic EL layer; and a sealing film layer provided so as to cover the second electrode. The sealing film layer has protruding portions and recessed portions.

Organic el display device and method for producing organic el display device

A the organic EL displayincludes: a first substratean organic EL elementprovided above the first substrateand a multilayer sealing filmprovided above the first substrateto cover the organic EL elementand including a barrier layer and a buffer layer lower in hardness than the barrier layer. The organic EL element covered with the multi layer sealing film includes a protrusion, and a relationship (d/h)&#x3c;2 holds where h is a height of the protrusion directly below the buffer layer and d is a thickness of the buffer layer.

An organic EL display device () includes: a plurality of organic EL elements () each including a lower electrode (), an EL layer (), and an upper portion (); and a sealing layer () covering the plurality of organic EL elements (), the organic EL display device () having, in a non-light-emitting portion () of a display region (), at least one contact hole () extending through at least the upper electrode () and the EL layer () and allowing the sealing layer () to be in contact with a surface of a layer below the organic EL layer ().

Growing community of inventors

Sakai, Japan

Mamoru Ishida