Seiko Epson Corporation

Seiko Epson Corportion

Tomoaki Miyashita

Hiroyuki Kojima

Hiromi Saitoh

Hidekazu Hirabayashi

Toshizo Nishi

Masafumi Sakaguchi

Suguru Uchiyama

Takanori Fukuyama

Junichi Masui

Kazunari Sakamoto

Masanobu Nakanishi

An image forming panel device according to the present disclosure includes a panel unit including a first surface and a second surface on the opposite side of the first surface and including a panel configured to emit image light, a first metal frame disposed around an image forming region on at least one of the first surface and the second surface of the panel unit and having thermal conductivity, and a first planar heat generating body provided on a surface on the opposite side of a side where the panel unit is provided in the first metal frame and including a first heat generating wire for supplying heat to the entire periphery of the first metal frame.

Image forming panel device and projector

A projector according to the present disclosure includes a light source device, a plurality of light modulation devices, a combining prism, a support member, and a projection optical system. A first light modulation device includes a first light modulation panel having a first incident side substrate, a first exit side substrate, and a liquid crystal layer, a frame body which has a first opening part, and surrounds a side surface of the first incident side substrate and a side surface of the first exit side substrate, a second incident side substrate opposed to the first incident side substrate in the first opening part, an incident side member fixed to the second incident side substrate and the frame body, a support target member supported by the support member, and a holding member which is made elastically deformable.

Projector and liquid crystal panel module

Projector including a light source device, an image forming device, and a cooling device, image forming device includes a light modulation device having a liquid crystal panel, incident side polarization plate and attachment member, a liquid crystal panel includes a panel main body having a modulation area having a rectangular shape, and a frame, cooling device includes a first circulation device that makes a liquid refrigerant flow through a first flow channel included in frame along one of long sides and short sides in modulation area, the incident side polarization plate has a polarization plate main body and a light transmissive substrate, attachment member includes clamp-holding members adapted to clamp-hold the incident side polarization plate, and a support member, clamp-holding members are disposed at positions corresponding respectively to the long sides, and the support member is connected to the areas respectively along the short sides on the frame surface.

Projector

An electro-optical device includes a plurality of mounting substrates connected to an electro-optical panel. A holder includes a first holder member and a second holder member that support an electro-optical panel from both sides. In addition, a holder includes a first heat dissipation plate portion and a second heat dissipation plate portion on both sides of a part where a first drive IC and a second drive IC are mounted, among a part where a plurality of mounting substrates overlap each other and extend. A second heat dissipation plate portion is configured integrally with a second holder member, and a first heat dissipation plate portion is configured separately from a first holder member and a second heat dissipation plate portion and is fixed to a second heat dissipation plate portion by a fixing unit such as a fixing member or the like.

Electro-optical device and electronic apparatus

An electro-optical device includes a substrate, a first terminal that is formed on the substrate, a second terminal that is formed on the substrate and arranged in a first direction with respect to the first terminal, a third terminal that is formed on the substrate, and arranged in a second direction different from the first direction with respect to the first terminal, and of which the position in the first direction is the same as the first terminal, and a wiring that is formed on the substrate and connected to the third terminal.

Flexible substrates are drawn from two terminals provided on a TFT substrate, respectively, and IC chips are mounted on both flexible substrates. Both flexible substrates are placed so that positions of the IC chips provided on both flexible substrates overlap with each other.

Electro-optical apparatus and electronic device

An electro-optic module includes an electro-optic panel to which an emission side light transmitting plate is fixed, a first frame which holds side surfaces of the electro-optic panel, and a second frame which is fixed to at least one of the electro-optic panel, the emission side light transmitting plate and the first frame on the image light emission side of the first frame. The second frame is provided with a frame-like emission side partitioning member that covers the emission side light transmitting plate from the opposite side of the electro-optic panel and holds an optical element such as an emission side polarizing plate or an emission side phase difference plate.

Electro-optic module and electronic apparatus

An electro-optical device includes an electro-optical panel and a retaining member. The retaining member includes a first retaining portion that extends along a first side of the electro-optical panel and a second retaining portion that extends along a second side, the first side intersects a direction in which cooling air flows, the first retaining portion is formed to be flush with a panel face of at least one of a light incident side and a light emitting side of the electro-optical panel, and the second retaining portion is formed to protrude from at least one of the panel faces.

A first light-transmissive plate is provided on an opposite surface of a first substrate of an electro-optic panel to a second substrate. The first light-transmissive plate is smaller than the first substrate, and an end portion of the first substrate is exposed from the first light-transmissive plate. In addition, a heat radiation member made of a metal material is provided so as to be overlapped with the exposed portion from the first light-transmissive plate of the first substrate.

An electro-optic device includes an electro-optic panel, a first holding member that holds the electro-optic panel, and a second holding member provided with a heat emitting portion on the side opposite to a surface to which the electro-optic panel is adhered. In the electro-optic device, a predetermined gap is provided between the first holding member and the second holding member.

Electro-optic device and electronic device

A small-sized first translucent plate overlapped on an image display region and a plate-like cover are provided on a first substrate. Engagement plate portions of the plate-like cover are engaged with a frame so that the plate-like cover is bonded to the frame. The plate-like cover constitutes a ventilation path which extends along an extending direction of a side end surface of the first substrate and is opened at both sides of the extending direction together with a side end surface of the first translucent plate, an exposed portion of an electrooptic panel from the first translucent plate, and the frame.

Electrooptic module and electronic device having a cover partitioning a first ventilation path which extends along an extending direction of the first side end surface of a translucent plate

An electro-optic device including: an electro-optical panel having an electro-optic substance held between an element substrate and an opposed substrate; and a dust-proof substrate bonded to a surface of the opposed substrate opposite from a surface thereof opposing the element substrate; wherein one of the opposed substrate and the dust-proof substrate is formed of a first material having a coefficient of linear expansion of a positive pole, and the other one of the opposed substrate and the dust-proof substrate is formed of a second material having a coefficient of linear expansion of a negative pole.

Electro-optic device and electronic apparatus

An electro-optical device includes an electro-optical panel and a backlight unit. A cover includes a window portion opened in correspondence with a pixel region of the electro-optical panel and a first sidewall provided so as to face the side surfaces of the electro-optical panel and the backlight unit. A frame holds the electro-optical panel and the backlight unit and has a second sidewall provided so as to face the side surfaces of the electro-optical panel and the backlight unit. The first sidewall has an engagement portion engaged with the backlight unit and the second sidewall has a protrusion for guiding the engagement portion to an engagement place.

Electro-optical device, method of manufacturing the same, and electronic apparatus

In at least one embodiment of the disclosure, an electro-optical device includes an electro-optical panel including a display area. The electro-optical panel has an incidence face side that faces incident light from a light source and an opposite side which is opposite to the incidence face side. A holding member houses the electro-optical panel. A heat radiation member is provided at the opposite side of the electro-optical panel. A light-shielding plate is formed so as to at least partially surround the display area of the electro-optical panel. The light-shielding plate is provided so as to make contact with the holding member and the incidence face side of the electro-optical panel.

Growing community of inventors

Shimosuwa-machi, Japan

Tomoaki Miyashita