Sony Corporation

Taiyo Yuden Co., Ltd.

Sony Group Corporation

National Institutes of Natural Sciences

National Institute of Natural Sciences

Jun Nishikawa

Naoko Edamitsu

Tatsushi Nashida

Yosuke Shimizu

Toshihiro Sunaga

Youichi Mizuno

Kazuya Matsumoto

Yasutomo Suga

Koji Nagata

Takashi Saitoh

Tatsuya Yamazaki

Kotaro Mizuno

Naomasa Takahashi

Chie Kawamura

Ryo Ono

Yukihiro Konishi

Katsuya Taniguchi

Yusuke Kowase

Hiroshi Sumihiro

Masataka Watabe

Hideki Yamamoto

Junichi Iwai

Tomoya Takei

Masanori Mikami

Takaaki Iwaki

Shohei Kitamura

Jun Ogasawara

Yukihiro Sasazaki

Yuichi Kasuya

Nobuhiko Nishiki

Kazumasa Ikeura

Hirokazu Orimo

Yoshinori Nasada

Tetsuya Kita

Shusaku Ueda

Mariko Nishiyama

Sadayoshi Kato

Nobuyuki Koide

Yutaka Hayano

Yasunori Kuratomi

Takumi Chigira

Takeo Ohishi

A projection optical system of an image display apparatus that includes a lens system and a concave reflection surface. The lens system is has a positive refractive power as a whole. The concave reflection surface reflects the image light emitted from the lens system toward an object. The projection optical system is configured such that a relationship 0<|Δθ(hmax) Δθ(0.9·hmax)|/θ(hmax)<0.056 is satisfied, where a light beam height from the reference axis is h, an angle with respect to an optical axis height direction of a tangent line of a function Z(h) representing a shape of the concave reflection surface corresponding to the light beam height h is θ(h), an amount of change in the angle θ(h) is Δθ(h), and the light beam height h of a reflection point farthest from the reference axis of the concave reflection surface for reflecting the image light is hmax.

Image display apparatus and projection optical system

A multi-layer ceramic electronic component includes a ceramic body including: a multi-layer unit including an electrode laminating unit including internal electrodes laminated in a first axis direction, covers covering the electrode laminating unit in the first axis direction, and covered surfaces perpendicular to a second axis, end portions of the internal electrodes being aligned on the covered surfaces within a range of 0.5 μm in the second axis direction; and side margins covering the covered surfaces and having a porosity of 3% or more in end regions. The ceramic body has a dimension in the first axis direction, which is 1.5 times or more a dimension in the second axis direction, and a proportion of an area of the electrode laminating unit to an entire cross-section perpendicular to a third axis and located at the center portion of the ceramic body in a third axis direction is 80% or more.

Multi-layer ceramic electronic component

An imaging element, an imaging method, and an imaging device capable of acquiring a pixel signal of a high dynamic range without losing an information amount are provided. An imaging element according to an embodiment includes an imaging unit (or) and a generation unit (). The imaging unit includes a unit pixel that outputs a pixel signal corresponding to received light. The generation unit generates, on the basis of the pixel signal, a processing pixel signal corresponding to each of a plurality of luminance regions having continuous luminance.

Imaging element, imaging method, and imaging device

A ceramic electronic device includes a multilayer chip having a plurality of dielectric layers and a plurality of internal electrode layers that are stacked, and having a first main face and a second main face, and a plurality of external electrodes, the plurality of external electrodes being spaced from each other, each of the plurality of external electrodes being connected to a part of the plurality of internal electrode layers, the plurality of external electrodes having a predetermined area in the planar view. On at least one of the first main face and the second main face, at least one of the plurality of external electrodes has an extension portion extending along a side of the rectangular shape toward at least one of external electrodes adjacent to the at least one of the plurality of external electrodes.

Ceramic electronic device

An information processing device includes: a displacement information acquisition unit that acquires displacement information corresponding to 3-dimensional displacement of a predetermined portion of an object that a user mounts in accordance with a body motion on the basis of positional information of the predetermined portion and an output control unit that performs control such that an output unit performs a predetermined output on the basis of the acquired displacement information. The object has, for example, a seatback on which a user can sit. The displacement information acquisition unit acquires a change in a position in at least one of front and rear directions, right and left directions, or upward and downward directions of a seatback.

Information processing device and information processing method

An image display apparatus includes a light source, an image generation unit which generates image light, and a projection optical system including a first lens system which refracts the image light, a first reflection optical system having two or more reflection surfaces that fold back and reflect the refracted image light, a second lens system which refracts the image light reflected by the first reflection optical system, and a second reflection optical system which reflects the image light refracted by the second lens system toward a projection object. The first reflection optical system includes an optical component having a principal surface on which one of the reflection surfaces is configured. The principal surface includes a transmission surface that allows the image light to pass therethrough, configured in a region having a shape rotationally asymmetric to the reflection surface with respect to an optical axis of the optical component.

A multi-layer ceramic electronic component includes: a ceramic body including a first end surface and a second end surface facing in a direction of a first axis, and internal electrodes laminated in a direction of a second axis orthogonal to the first axis and drawn from the first end surface or the second end surface; a first external electrode disposed to cover the first end surface; and a second external electrode disposed to cover the second end surface. Each of the first external electrode and the second external electrode has an electrode end surface facing in the direction of the first axis. The electrode end surface includes a pair of first peripheral regions located at peripheral edges in the direction of the second axis, and a first concave region located between the pair of first peripheral regions and recessed from the pair of first peripheral regions.

Multi-layer ceramic electronic component, method of producing a multi-layer ceramic electronic component, and circuit board

A display apparatus includes a light source; an image generation unit; and a projection optical system. The image generation unit generates image light on the basis of light from the light source. The projection optical system includes a first lens system, a first reflective optical system, a second lens system, and a second reflective optical system. The first lens system refracts the generated image light. The first reflective optical system has first and second reflection surfaces that fold back and reflect the image light refracted by the first lens system. The second lens system refracts the image light reflected by the second reflection surface. The second reflective system has a recessed reflection surface for reflecting the image light refracted by the second lens system toward an object to be projected.

Image display device and projection optical system

An image display system according to an embodiment of the present technology includes an image display unit, an acquisition unit, and a display control unit. The image display unit is capable of displaying an image and moves in association with a movement of a user. The acquisition unit acquires movement information regarding a movement of the image display unit. The display control unit causes the image display unit to execute suppression image display for suppressing an influence of the movement of the image display unit with respect to an external space on the basis of the acquired movement information.

Image display system, information processing apparatus, information processing method, program, and mobile object

A multi-layer ceramic electronic component that satisfies the following: 30 &#x3bc;m&#x2264;Ts&#x2264;100 &#x3bc;m, 6 &#x3bc;m&#x2264;T&#x2264;18 &#x3bc;m, and 0.19&#x2264;(2T+t)/Ts&#x2264;1.55, where Ts represents a dimension of a ceramic body measured along a first axis, T represents a mean value of thickness dimensions of upper and lower portions of an external electrode measured along the first axis that cover edges of top and bottom surfaces of the ceramic body, and t represents a sum of thickness dimensions of internal electrodes drawn to and in contact with the external electrode.

Multi-layer ceramic electronic component and circuit board

An image display device according to an embodiment of the present technology includes a light source, an image generator, and a projection optical system. The image generator modulates a light beam emitted by the light source and generates image light. The projection optical system includes a first lens system, a first reflection optical system, a second lens system, and a second reflection optical system. The first lens system has a positive refractive power as a whole, and refracts the generated image light. The first reflection optical system includes two or more reflection surfaces, each reflection surface being a surface off which the image light refracted by the first lens system is reflected. The second lens system has a positive refractive power as a whole, and refracts the image light reflected off the first reflection optical system. The second reflection optical system includes a concave reflection surface off which the image light refracted by the second lens system is reflected to be directed to a projected-onto object onto which projection is performed.

An image display apparatus according to an aspect of the present technology includes a light source, an image generator, and a projection optical system. The image generator modulates light emitted from the light source and generates image light. The projection optical system includes a lens system and a concave reflective surface. The lens system is configured on a basis of a reference axis at a position on which the generated image light is incident, and has a positive refracting power as a whole. The concave reflective surface is configured on a basis of the reference axis, and reflects the image light emitted from the lens system toward a projection target. In addition, the concave reflective surface reflects at least one or more light beams included in the image light incident on the concave reflective surface, toward a direction that intersects with a direction along the reference axis at an angle of 80 degrees or more.

Image display apparatus, projection optical system, and image display system

A multi-layer ceramic electronic component includes: a ceramic body including a main surface facing in a first direction, an end surface facing in a second direction orthogonal to the first direction, a side surface facing in a third direction orthogonal to the first and second directions, and internal electrodes laminated in the first direction; and an external electrode formed on a surface of the ceramic body, the external electrode including a base film including an end-surface-covering portion that covers the end surface, and a main-surface-covering portion that covers part of the main surface continuously from the end-surface-covering portion, an electrically conductive thin film including a base-covering portion that covers the main-surface-covering portion, and a ceramic-body-covering portion that extends from the base-covering portion in the second direction and covers part of the main surface, and a plating film that covers the electrically conductive thin film and the base film.

Multi-layer ceramic electronic component having external electrode with base film and electrically conductive thin film

According to an embodiment of the present technology, an image display apparatus includes a light source; an image generation unit; and a projection optical system. The image generation unit generates image light by modulating a light beam emitted from the light source. The projection optical system includes a first lens group that is disposed on an optical axis of the generated image light and has a first refractive power, a second lens group that is disposed on the optical axis and has a second refractive power, a first movement mechanism that moves the first lens group, and a second movement mechanism that moves the second lens group corresponding to the first refractive power, the second refractive power, and the movement of the first lens group.

A multilayer ceramic capacitor includes: a multilayer structure in which each of a plurality of ceramic dielectric layers and each of a plurality of internal electrode layers are alternately stacked wherein: a concentration of a rare earth element of at least one of an end margin region and a side margin region is lower than that of a capacity region; a total concentration of Si and B of the at least one of the end margin region and the side margin region is higher than that of the capacity region.

Growing community of inventors

Tokyo, Japan

Jun Nishikawa