Hitachi, Ltd.

Panasonic Liquid Crystal Display Co., Ltd.

Japan Display Inc.

Hitachi Displays, Ltd.

Nippon Hoso' Kyokai

Olympus Optical Company, Ltd.

Other

Olympus Corporation

Hitachi Research Institute

Samsung Display Co., Ltd.

Hitachi Medical Corporation

Hitachi, Ltd. & Nippon Hoso Kyokai

Hitachi, Ltd. & Nippon Hoso Kasai

Kazutaka Tsuji

Masaya Adachi

Hajime Murakami

Etsuko Nishimura

Tatsuo Makishima

Tadaaki Hirai

Yukio Takasaki

Keiichi Shidara

Sachio Ishioka

Kenkichi Tanioka

Kenji Sameshima

Mitsuo Usami

Kazuo Takaragi

Junichi Yamazaki

Takashi Yamashita

Chizuko Yasunobu

Tatsuro Kawamura

Akira Taniguchi

Takeshi Kawabata

Sumihiro Uchimura

Yasuhiko Nonaka

Chikashi Okamoto

Chieko Aizawa

Hiroyuki Yagi

Masanao Hara

Kazuhisa Taketoshi

Masaaki Aiba

Yasuhiro Tsunemi

Yasuhiro Yoshizawa

Shigeto Isakozawa

Masanari Koguchi

Hiroshi Kakibayashi

Naohiro Goto

Eisuke Inoue

Hirokazu Matsubara

Eikyuu Hiruma

Mitsuo Kosugi

Hiroshi Ishii

Jun Hasegawa

Hiroki Moriyama

Katsuhiro Kuroda

Yasuhiro Mitsui

Fumiyuki Onoda

Mikio Ichihashi

Yasuo Hirata

Katsuyoshi Sasagawa

Yoshinao Oaki

Takayasu Miyagi

Tsugio Okazaki

Seiki Toriyama

Hirofumi Ogawa

Tsuyoshi Uda

Asahiko Isobe

Shiro Suzuki

Hideo Todokoro

Takeshi Saito

Tetsuo Nonami

Kensuke Sekihara

Ruriko Tsuneta

Akira Sato

Kuniyasu Nakamura

Yasuharu Shimomoto

Tetsuya Ohshima

Jun Motoike

Eikyu Hiruma

Yochizumi Ikeda

Asahiko Sobe

Masahiko Yatsu

Yasushi Nakano

Akira Arimoto

Yoshiyuki Kaneko

Keizo Suzuki

Masakazu Sagawa

Hiroyuki Tanaka

Toshiaki Kusunoki

Hiroshi Kajiyama

Mutsumi Suzuki

Hiroki Kaneko

Ken Ueda

Norihiro Uemura

Masanao Yamamoto

Kenichi Okajima

Keiji Umetani

Kazuyuki Nagatsuma

Keiichi Kanehori

Haruo Itoh

Takeshi Kikawa

Koichi Koike

Norifumi Egami

Shirou Suzuki

Fumihiko Ando

Osamu Ebina

Mitsuhiro Kurashige

Misao Kubota

Toshio Yamagishi

Masakazu Nanba

Yoshizumi Ikeda

Tetshuhiko Takahashi

Hideo Tadokoro

Tetsurou Minemura

A display device includes a plurality of light-emitting elements aligned on a TFT substrate in a formation of a matrix. The plurality of light-emitting elements each have a flat surface portion and including a light-emitting layer, an anode, and a cathode, an insulating layer formed on the TFT substrate and under the light emitting element, and a tilted metal surface provided on a peripheral area surrounding the flat surface portion of the light-emitting element and having a tilt angle with respect to the flat surface portion of the light-emitting element. The tilted metal surface is provided on a surface of a slope of a bank that is provided on the insulation layer, and a width of a cross-section of the bank becomes smaller as the cross section conies farther away from a surface of the TFT substrate. A counter substrate is placed on the TFT substrate.

Display device including light emitting element and bank having sloped surface

Light-emitting element having picture elements

A display device includes a plurality of light-emitting elements aligned on a TFT substrate in a formation of a matrix. The plurality of light-emitting elements each have a flat surface portion and including a light-emitting layer, an anode, and a cathode, an insulating layer formed on the TFT substrate and under the light emitting element, and a tilted metal surface provided on a peripheral area surrounding the flat surface portion of the light-emitting element and having a tilt angle with respect to the flat surface portion of the light-emitting element. The tilted metal surface is provided on a surface of a slope of a bank that is provided on the insulation layer, and a width of a cross-section of the bank becomes smaller as the cross section comes farther away from a surface of the TFT substrate. A counter substrate is placed on the TFT substrate.

Display device having light-emitting elements

Display device having light-emitting elements including metals

Light-emitting element and display device using same

A display device having a plurality of light-emitting elements that construct picture elements aligned on a TFT substrate in a formation of a matrix. The display device includes the plurality of light-emitting elements each having a flat surface portion and including a light-emitting layer, an anode, and a cathode; a plurality of driver elements each coupled to the light-emitting element; a plurality of capacitor elements each of which is coupled to the light emitting element and receives an image signal; a plurality of switching elements each of which is coupled to the capacitor element and the light emitting element and control input of the image signal to the capacitor; and an insulation layer having a contact hole formed over the driver element. The anode is formed on the insulation layer and coupled to the driver element via the contact hole.

A display device having a plurality of light-emitting elements that construct picture elements aligned on a substrate in a formation of a matrix. The light-emitting element includes a light-emitting device having a flat surface portion and including a light-emitting layer and an anode. A driver element is connected with the light-emitting element, and an insulation layer having a contact hole formed over the driver element. The anode is formed on the insulation layer and is connected to the driver element via the contact hole. A tilted reflective surface is provided in a peripheral area surrounding the flat surface portion of the light-emitting device and has a tilt angle with respect to the flat surface portion of the light-emitting device. The tilted reflective surface is provided on a surface of a slope of a bank provided on the substrate and formed to cover the contact hole.

A display device having a plurality of light-emitting elements that construct picture elements aligned on a substrate in a formation of a matrix. The light-emitting element includes a light-emitting device having a flat surface portion and including a light-emitting layer, an anode and a cathode, a driver element connected with the light-emitting element, an insulation layer having a contact hole formed over the driver element, wherein the anode is formed on the insulation layer and connected to the driver element via the contact hole, and a tilted reflective surface is provided in a peripheral area surrounding the flat surface portion of the light-emitting device and has a tilt angle against the flat surface portion of the light-emitting device, wherein the tilted reflective surface is provided on a surface of a slope of a bank that is provided on the substrate.

A light-emitting device includes a substrate and a light-emitting element formed on the substrate. The light-emitting element includes a stacked layer structure portion including a reflective electrode, a light-emitting layer on the reflective electrode and a transparent electrode on the light-emitting layer which are stacked over the substrate with the reflective electrode as a bottom layer, the light-emitting layer having a flat surface provided at least on a portion of the light-emitting layer. A bank is disposed in a peripheral area surrounding the flat surface or on a peripheral portion of the flat surface and has a tilt surface tilted with respect to the flat surface. A conductive film is at least provided on the tilt surface and is electrically connected with the transparent electrode, and forms a reflective surface on the tilt surface, and an optical waveguide layer is provided in an area surrounded by the tilt surface.

A self light emitting display device having high level of the external coupling efficiency and high grade image presentation as no optical cross-talk or blur can be obtained by a new light-emitting element. The device is constructed as follows. A plurality of picture elements, each of which picture elements has an organic layer composing light emitting areas, a transparent electrode and a reflective electrodes, are formed on a substrate. Between the picture elements, a bank which has a tilted reflective surface is formed so that the light emitting area is surrounded by the bank wherein the transparent optical waveguide layer is formed as optically isolated for each of the picture elements.

In a method of mounting a planar electronic circuit chip onto a flexible sheet together with another planar electronic element, the electronic circuit part and the another electric element are selected so that the planar surface of the another electric element is greater than the planar surface of the electronic circuit chip, and the another electric element and the electronic circuit chip are mounted on the sheet so that the planar surface of the another electric element and the planar surface of the electronic circuit chip are in parallel with the sheet surface, and the planer surface of the electronic circuit chip is accommodated within the planar surface of the another electric element as viewed in a direction perpendicular to the sheet surface.

Method of mounting electronic circuit chip

The present invention provides an image display device, by which it is possible to prevent dielectric breakdown between a bottom electrode and a top electrode (top electrode bus line), which make up thin-film type electron sources, and which is free of display defect and has longer service life. On a cathode substratea bottom electrodea tunneling insulatorand a top electrodeare prepared. On a lower layer of the top electrodea top electrode bus lineis formed, and the top electrodeis reliably connected to the top electrode bus linevia a contact electrodeA field insulatorA, a lower layerof the interlayer insulator deposited by sputtering and an upper layerof the interlayer insulator are laminated between the top electrodeand the contact electrode and the bottom electrodeand the bottom electrodeis insulated from the top electrode(top electrode bus line).

Image display device

A method of checking a sheet as to forgery thereof, the sheet being provided with an electronic circuit chip from or in which information can be read out or written and having visible information. The method includes a step of encrypting the visible information of the sheet and storing the encrypted visible information in the electronic circuit chip, and a step of determining discriminatively the authenticity of the sheet by comparing the visible information of the sheet with the information stored in the electronic circuit chip.

Method of checking authenticity of sheet with built-in electronic circuit chip

Growing community of inventors

Hachioji, Japan

Kazutaka Tsuji