Canon Kabushiki Kaisha

Norifumi Kajimoto

Tetsuo Takahashi

Koji Ishizuya

Takayuki Ito

Hiroaki Sano

Hirokazu Miyashita

Jun Kamatani

Naoki Yamada

Yosuke Nishide

Satoru Shiobara

Tomona Yamaguchi

Hironobu Iwawaki

Hiroki Ohrui

Yojiro Matsuda

Nobutaka Mizuno

Itaru Takaya

Masumi Itabashi

Koichi Ishige

Akira Okita

Akihito Saitoh

Etsuro Kishi

Masaki Kurihara

Kentaro Ito

Ryuji Ishii

Daisuke Shimoyama

Hiroyuki Mochizuki

Takayuki Sumida

Masakazu Tohara

Masanori Muratsubaki

Isao Kawata

Yuto Ito

Ryoji Kondo

Tomokazu Kotake

Moe Takahira

The present disclosure provides an organic light-emitting element including a first electrode, an organic compound layer, and a second electrode, wherein the organic compound layer includes a charge transport layer, and the charge transport layer includes a first charge transport layer, a second charge transport layer, and a third charge transport layer in this order, and the first charge transport layer, the second charge transport layer, and the third charge transport layer satisfy Formulas (1) and (2) below:μ1>μ2>μ3  (1)1+2<3  (2)

Organic light-emitting element, light-emitting device, display apparatus, image pickup apparatus, electronic apparatus, illumination apparatus, moving object, and image-forming apparatus

A light-emitting apparatus including: a first lower electrode; a second lower electrode; a functional layer covering the first lower electrode and the second lower electrode; and an upper electrode on the functional layer, the light-emitting apparatus further including a third lower electrode between the first lower electrode and the second lower electrode, wherein the third lower electrode has an inclined portion inclined with respect to an upper surface of the first lower electrode, and the third lower electrode, an insulating layer, the functional layer, and the upper electrode are arranged in this order in a direction perpendicular to the inclined portion.

Light-emitting apparatus, display apparatus, imaging apparatus, and electronic equipment

An organic device comprising a reflective electrode, an organic layer arranged on the reflective electrode, a semi-transmissive electrode arranged on the organic layer and a reflection surface formed above the semi-transmissive electrode is provided. The organic layer emits white light and includes a blue-emitting layer. An optical distance L of the organic layer satisfies L≥[{(ϕr+ϕs)/π}×(λb/4)]×1.2, where λb is a peak wavelength of the blue-emitting layer, ϕr and ϕs are a phase shift of the wavelength λb in the reflective electrode and the semi-transmissive electrode, respectively. A resonant wavelength of an optical distance between the semi-transmissive electrode and the reflection surface is shorter than the wavelength λb.

Organic device, display apparatus, image capturing apparatus, illumination apparatus, and moving body

A photoelectric conversion element including an anode, a cathode, and a photoelectric conversion layer, wherein the photoelectric conversion layer contains a first organic compound and a second organic compound, and difference between oxidation potential of first organic compound and reduction potential of second organic compound is larger than 1.5 [V], and the first organic compound is any one of general formulae [1] below, a fluoranthene derivative, and a metal complex, Rrepresents a hydrogen atom or a substituent, Ar, Ar, and Zrepresents a substituent, nand nrepresents an integer of 0 to 4, and Xto Xrepresents a nitrogen atom, a sulfur atom, an oxygen atom, or a carbon atom.

Photoelectric conversion element, image pickup element, and image pickup apparatus

The present disclosure provides an electronic device including a plurality of first electrodes, a second electrode, a functional layer disposed between each first electrode and the second electrode, and an insulating layer having a slope portion on the first electrode, wherein the functional layer is continuously disposed so as to cover the first electrode, a neighboring first electrode, and the insulating layer covering the first electrode and the neighboring first electrode, the functional layer on the first electrode has a layer thickness smaller than a height from an upper surface of the first electrode to an upper surface of the insulating layer, and the functional layer on the slope portion of the insulating layer has a layer thickness of 20 nm or more in a direction perpendicular to a slope surface of the slope portion.

Electronic device, display apparatus, photoelectric conversion apparatus, electronic apparatus, illumination apparatus, and moving object

An image display apparatus includes an image display element, and an eyepiece optical system configured to guide light from the image display element to an exit pupil. The eyepiece optical system includes at least one correction element having different characteristics between a central area and a peripheral area different from the central area. When first light is light emitted from a central portion of the image display element, and second light is light emitted from an outermost peripheral portion of the image display element, the characteristics of the at least one correction element are set such that color drift of the second light after pass through the peripheral area from the first light after pass through the central area is less than color drift of the second light before pass through the peripheral area from the first light before pass through the central area.

Image display apparatus

A display device is provided that has pixels including a first pixel and a second pixel arranged to be adjacent to each other along a first direction. The pixels include a light emitting region and a color filter. Luminous efficacy of the first pixel is higher than that of the second pixel. In a plane view, a center position of each color filter is shifted in the first direction from a center position of a corresponding light emitting region, and a length parallel to the first direction of the color filter of the first pixel is longer than that of the second pixel. In the first direction, each first pixel is periodically arranged and a pitch of the color filter of each first pixel and a pitch of the light emitting region of each first pixel are different from each other.

Display device

An organic device comprising first and second conductive line, an insulator arranged above the first and second conductive lines, a first electrode arranged above the insulator, an organic layer arranged above the first electrode, a second electrode arranged above the organic layer, a first via including a first conductor connecting the first conductive line and the first electrode, and a second via including a second conductor connecting the second conductive line and the second electrode, is provided. An upper portion of the first via is filled with the first conductor. An upper portion of the second via includes a region which is not filled with the second conductor and covered by the second conductor. An inner wall of the second conductor along the second via includes a region without the organic layer in contact with the second electrode.

Organic device having a first conductive member electrically connecting a first electrode and a second conductive member electrically connecting a second electrode, display device, photoelectric conversion device, electronic device, illumination device, mobile device lighting appliance, and mobile device having the same

A light-emitting device includes a plurality of organic EL elements. Each of the organic EL elements includes a reflection electrode, a hole transport region, an electron-trapping luminescent layer, and a light extraction electrode in this order. The hole transport region has a sheet resistance of 4.0&#xd7;10&#x3a9;/sq.&#x22c5; or more at a current of 0.1 nA/pixel, and the total thickness of the hole transport region and the electron-trapping luminescent layer is equivalent to an optical path length enabling emission from the electron-trapping luminescent layer to be enhanced.

Light-emitting device including a plurality of organic electroluminescent elements

A light-emitting apparatus includes an insulating layer including a light-emitting region including a light-emitting element, and a groove provided in the insulating layer. The groove is provided in a portion between the light-emitting region and an end of the insulating layer, and has a zigzag pattern or a wrapping pattern.

Light-emitting apparatus having a groove in the insulating layer between the light-emitting region and an end of the insulating layer

An organic device comprising a reflective electrode, an organic layer arranged on the reflective electrode, a semi-transmissive electrode arranged on the organic layer and a reflection surface formed above the semi-transmissive electrode is provided. The organic layer emits white light and includes a blue-emitting layer. An optical distance L of the organic layer satisfies L&#x2265;[{(&#x3d5;r+&#x3d5;s)/&#x3c0;}&#xd7;(&#x3bb;b/4)]&#xd7;1.2, where &#x3bb;b is a peak wavelength of the blue-emitting layer, &#x3d5;r and &#x3d5;s are a phase shift of the wavelength &#x3bb;b in the reflective electrode and the semi-transmissive electrode, respectively. A resonant wavelength of an optical distance between the semi-transmissive electrode and the reflection surface is shorter than the wavelength &#x3bb;b.

The present invention provides a light-emitting device including a substrate, a first EL element, and a second EL element, the first EL element and the second EL element each including a lower electrode, an organic compound layer including a light-emitting layer, an upper electrode, and a color filter in this order from the substrate, and an insulating layer that covers an end portion of the lower electrode. A first color filter of the first EL element and a second color filter of the second EL element overlap each other when viewed in plan in an overlapping region, and an inclined portion closest to the first EL element among inclined portions of the insulating layer of the second EL element and the overlapping region overlap each other when viewed in plan.

Light-emitting device, display apparatus, and image pickup apparatus

Provided is a photoelectric conversion element including an anode, a photoelectric conversion layer that contains a first organic semiconductor, a second organic semiconductor, and a third organic semiconductor, and a cathode. As each of the first organic semiconductor, the second organic semiconductor, and the third organic semiconductor, a low-molecular weight organic semiconductor is used. The first organic semiconductor, the second organic semiconductor, and the third organic semiconductor have mass ratios that satisfy the following relationship: the first organic semiconductor&#x2265;the second organic semiconductor&#x2265;the third organic semiconductor. Further, when a total amount of the first organic semiconductor, the second organic semiconductor, and the third organic semiconductor is 100 mass %, a content of the second organic semiconductor is 6 mass % or more, and a content of the third organic semiconductor is 3 mass % or more.

Photoelectric conversion element

A light-emitting device includes a plurality of organic EL elements. Each of the organic EL elements includes a reflection electrode, a hole transport region, an electron-trapping luminescent layer, and a light extraction electrode in this order. The hole transport region has a sheet resistance of 4.0&#xd7;10&#x3a9;/sq. or more at a current of 0.1 nA/pixel, and the total thickness of the hole transport region and the electron-trapping luminescent layer is equivalent to an optical path length enabling emission from the electron-trapping luminescent layer to be enhanced.

Growing community of inventors

Zama, Japan

Norifumi Kajimoto