Sharp Kabushiki Kaisha Corporation

Sharp Kabushiki Kasiaha

Eiji Satoh

Yasushi Asaoka

Kiyoshi Minoura

Hisashi Watanabe

Sayuri Fujiwara

Takahiro Nakahara

Kohzoh Nakamura

Tomoko Teranishi

Kazuhiro Deguchi

Hiroyuki Moriwaki

Akira Sakai

Yoshihiro Ueta

Iori Aoyama

Tadashi Ohtake

Akio Miyata

Takuma Tomotoshi

Akiko Miyazaki

Yuichi Iyama

Nobuyuki Ito

Hidefumi Yoshida

Tsuyoshi Inoue

Shun Ueki

Shinichi Terashita

Takao Imaoku

Akinobu Isurugi

Tazuko Kitazawa

Yasuhisa Itoh

Toshiki Matsuoka

Yufeng Weng

Satoshi Matsumura

Masahiko Tomikawa

Kazunori Tanimoto

Hao Li

Katsuhiro Mikumo

Zenken Kin

Takafumi Matsuda

Yohzoh Narutaki

Shouichi Nakata

A light-emitting device includes a light-emitting layer containing: quantum dots serving as light emitters; and dummy flakes not involved in emitting light. The quantum dots are localized. Thanks to such features, light generated from the quantum dots is diffracted in the light-emitting layer, directed in a normal direction that is a thickness direction of an array substrate, and emitted out of the light-emitting device.

Light emitting device and method for manufacturing light emitting device

A display device includes: a TFT substrate including a thin film transistor; a light-emitting element including a first electrode and a second electrode overlapping each other in a plan view, and a light-emitting layer placed between the first electrode and the second electrode; a third electrode capable of forming an electrical field between the second electrode and the third electrode; an optical adjustment element overlapping the light-emitting layer in a plan view and having an optical characteristic that changes in accordance with a potential difference between the second electrode and the third electrode; and light scattering bodies included in at least one of the TFT substrate, the light-emitting element, and the optical adjustment element.

Display device

An electrochromic device having excellent repetitive characteristics is realized. An electrochromic device includes a first transparent electrode arranged on a first substrate, a second transparent electrode arranged on a second substrate, and a nanocrystal layer arranged on the first transparent electrode. An electrolyte is interposed between the nanocrystal layer and the second transparent electrode. The first transparent electrode, the second transparent electrode, and the nanocrystal layer do not cause an oxidation-reduction reaction when a voltage is applied to modulate a transmission spectrum, and do not include an electrode that causes modulation of a transmission spectrum by an oxidation-reduction reaction when a voltage is applied.

Electrochromic device and smart window provided with electrochromic device

A light adjustment system is, for example, a light adjustment window () including: a windowpane (); a light adjustment device (); a drive device (); and a frame () having an incorporating () into which the windowpane () and the drive device () are incorporated. A part of the frame () includes: a containing section () that contains at least a part of the drive device (); and an opening and closing section () that openably and closably covers the containing section ().

Dimming system

The optical device () includes a first substrate (), a second substrate (), and an optical layer (). The first substrate includes a first electrode () and a second electrode () configured to be provided with mutually different electrical potentials within a pixel. The optical layer may include a medium () and a plurality of shape-anisotropic particles () dispersed in the medium. At least one of the first electrode and the second electrode may include a plurality of comb teeth portions () arranged at predetermined intervals along the first direction (D). When an electric potential difference is applied between the first electrode and the second electrode, the pixel may be configured to have an electrical field distribution in which a strong electric field region having a stronger field intensity than another region is periodically formed parallel to the surface of the optical layer along a second direction (D) orthogonal to the first direction.

Optical device

The present invention provides an optical modulator that prevents aggregation of shape-anisotropic particles. The optical modulator of the present invention includes: () a first substrate and a second substrate that are disposed to face each other; () an optical modulation layer disposed between the first substrate and the second substrate; and () a vertical alignment film. The optical modulation layer () contains: (A) liquid crystal molecules that have a positive anisotropy of dielectric constant with a value of the anisotropy &#x394;&#x3b5; of 10 or more; and (B) shape-anisotropic particles each including a core material and a coating layer that is formed of a material containing a fluorine atom and constitutes an outer surface of the shape-anisotropic particles. The first substrate includes a pair of electrodes. The liquid crystal molecules and the shape-anisotropic particles are aligned perpendicular to the first substrate with no voltage applied to the electrodes and are tilted parallel to the first substrate by a transverse electric field generated by application of voltage to the electrodes. The liquid crystal molecules have a surface energy in the range of 27 to 35 mN/m. The vertical alignment film has a surface energy in the range of 30 to 40 mN/m.

Optical modulator and display device

The present invention provides a display panel and a display device which can increase light use efficiency with a simple configuration. An optical modulation layerprovided between substratesandcontains a polar solvent, a nonpolar solvent, and hydrophilic shape-anisotropic members, the hydrophilic substratemakes contact with the polar solvent, the hydrophobic substratemakes contact with the nonpolar solvent, a projected area of the shape-anisotropic membersonto the substratesandis changed by adjusting a magnitude of a voltage to be applied to the optical modulation layer

Display panel and display device including hydrophobic and hydrophilic treatment of substrates

An optical device () includes a first substrate () and a second substrate (), and an optical layer () interposed therebetween. The first substrate includes a first electrode () and a second electrode (), and the second substrate includes a third electrode (). The optical layer contains a medium () and anisotropically-shaped particles () whose alignment direction changes in accordance with the direction of an electric field applied to the optical layer. The first electrode and the second electrode, which are interdigitated electrodes, are disposed so that their respective branches () mesh with one another via a predetermined interspace. The relationships w&#x3c;l, w&#x3c;l and g&#x2266;l&#x2266;w+w+g are satisfied, where wis the width of each branch of the first electrode, wis the width of each branch of the second electrode, g is the predetermined interspace, and l is the length of the anisotropically-shaped particles.

Optical device and display device provided with same

Cohesion of shape anisotropy members is prevented A display panel () in accordance with an aspect of the present invention includes: substrates () and () which are provided so as to face each other; and an optical modulation layer () including a plurality of shape anisotropy members () each of which includes (i) a core that is an electric conductor and (ii) a covering layer that is a dielectric and that covers an entire periphery of the core. The display panel () changes an area of each image of the plurality of shape anisotropy members () which image is projected on the substrates () and (), by changing a voltage to be applied to the optical modulation layer ().

Display panel and display device

The present invention provides a display panel that exhibits increased light use efficiency and decreased occurrence of display anomalies. The display panel includes substrates; a light modulating layer that contains shape-anisotropic members that rotate according to the direction of an electric field and that controls the transmittance of incident light by changing the area projected onto the substrates by the shape-anisotropic members; and supporting members that support the shape-anisotropic members and are rotatably connected thereto.

Display panel, display device, and method for manufacturing display panel

The present invention provides a moth-eye film that is not likely to cause condensation on the surface. A moth-eye film including: a resin composition that, when formed into a flat film, has a contact angle with water of larger than 5&#xb0; but smaller than 31.3&#xb0;, the contact angle measured between a surface of the flat film and a droplet of water dropped onto the surface of the flat film, after 100 msec from contact of the droplet and the surface.

Moth-eye film

A display device capable of emitting sufficient fluorescence is provided without an increase in the thickness of the liquid crystal layer. The device includes: a fluorescent emission layer () having fluorescent pigment molecules that absorb light to emit fluorescence; and a liquid crystal layer () capable of switching between a transparent state and a scattering state. The fluorescent pigment molecules are dichroic fluorescent pigment molecules () with different emission intensities depending on the direction of emission. The dichroic fluorescent pigment molecules () in the fluorescent emission layer () are oriented so as to have transition dipole moments with the same direction.

A liquid crystal display panel (A) includes: a first substrate () and a second substrate (), a liquid crystal layer () retained between the first substrate () and the second substrate (), and plurality of pixels. The liquid crystal layer () has a first liquid crystal region () and a second liquid crystal region () provided outside the first liquid crystal region (). The first liquid crystal region () is essentially composed of a nematic liquid crystal material alone, whereas the second liquid crystal region () has a plurality of liquid crystal subregions () containing a nematic liquid crystal material and polymer-containing walls () formed between adjacent ones of the plurality of liquid crystal subregions (). The plurality of pixels include pixels accounting for the first liquid crystal region () and pixels accounting for the second liquid crystal region ().

LCD panel, electronic device, and method for producing LCD panel

A liquid crystal display panel (A) according to an embodiment of the present invention is a liquid crystal display panel including: a first substrate () having a pixel electrode () formed thereon; a second substrate () opposing the first substrate (); and a liquid crystal layer () retained between the first substrate () and the second substrate (). The liquid crystal layer () edges near at least one of side faces of the liquid crystal display panel (A), and includes a black layer () in contact with the side face of the liquid crystal layer () along which the liquid crystal layer () edges near at least one of the side faces of the liquid crystal display panel (A).

Liquid-crystal display panel and liquid-crystal display device

A display panel includes: a substrate constituted by an active matrix substrate; a substrate opposite the substrate; and a light modulation layer interposed between the substrates. The change in the magnitude or the frequency of the voltage applied between a pixel electrode and a common electrode rotates a shape-anisometric member in the light modulation layer, and the pixel electrode extends over a scan signal line over an insulating layer.

Growing community of inventors

Osaka, Japan

Eiji Satoh