Sharp Kabushiki Kaisha Corporation

Toshio Hata

Makoto Agatani

Tomokazu Nada

Shinya Ishizaki

Toyonori Uemura

Masahiro Konishi

Makoto Matsuda

Mayuko Fudeta

Hiroaki Onuma

Taiji Morimoto

Hitoshi Matsushita

Masaki Kondo

Kensaku Yamamoto

Kiyohisa Ohta

Takanobu Matsuo

Takaaki Horio

Daigaku Kimura

Shinji Osaki

Tatsuya Morioka

Takashi Ono

Sadayoshi Matsui

Takahiro Suyama

Hiroyuki Hosoba

Tsuyoshi Ono

Masaki Tatsumi

Yuhsuke Fujita

Hiroyoshi Higashisaka

Osamu Jinushi

Yoshihiro Kawaguchi

Norikatsu Koide

Akinori Seki

Masafumi Kondo

Kazuo Tamaki

Keisuke Miyazaki

Takashi Ishizumi

Nobuaki Aoki

Yoshinori Ohitsu

Takashi Kurisu

Kenichi Akamatsu

Zenkichi Shibata

Tohru Ohnishi

Takahiro Nemoto

Shigetoshi Ito

Katsuji Iguchi

Takeshi Kamikawa

Shinji Kaneiwa

Masatsugu Masuda

Yasuaki Hirano

Masaaki Katoh

Daisuke Hanaoka

Junichi Somei

Satoshi Sugahara

Kenji Hatazawa

Masataka Miyata

Osamu Kawasaki

Hideshi Koizumi

Kohji Miyake

Masaharu Kitano

Hisayuki Shinohara

Yuji Kozuma

Kiyoto Gotoh

Masayuki Ito

Masaki Kondoh

Hideaki Tatsuta

Masafumi Kondou

Yuta Homma

Hiromu Tagashira

A semiconductor module includes a ground substrate that is provided with a drive circuit, and a plurality of light emitting elements that are electrically coupled to the drive circuit, in which a distance between the light emitting elements adjacent to each other is equal to or less than 20 &#x3bc;m in a top view.

Semiconductor module, display apparatus, and semiconductor module manufacturing method

A light emitting device includes a semiconductor light source device including a plurality of semiconductor light emitting elements, a wavelength conversion member that converts a wavelength of irradiation light from the semiconductor light source device, a concentrating lens that concentrates the irradiation light from the semiconductor light source device, and a cylindrical holder. The semiconductor light source device, the wavelength conversion member and the concentrating lens is supported by a support portion provided in an inner diameter portion of the cylindrical holder.

Light emitting device

A semiconductor module includes a base substrate; a plurality of light emitting elements; a plurality of color conversion layers being in contact with each upper portion of the plurality of light emitting elements adjacent to each other; and a light shielding layer disposed between the plurality of light emitting elements adjacent each other and between the color conversion layers adjacent to each other, and separating the plurality of light emitting elements and a plurality of color conversion layers.

Semiconductor module, display device, and semiconductor module production method

A light source device includes: a driving circuit; a blue light emitting element made of a group III nitride semiconductor which has a light outgoing surface on a side opposite to a side with the driving circuit, is arranged on the driving circuit, and is electrically connected to the driving circuit; and a color conversion layer which is in contact with the light outgoing surface and converts a wavelength of light emitted from the light outgoing surface. The light outgoing surface is made of a group III nitride semiconductor.

Light source device and light emitting device

There is provided a light source device which includes at least one kind of light emitting elements of which the number is one or more, and a phosphor excited by output light of the light emitting element. In a case where all light emitting elements mounted before the phosphor is mounted in the light source device emit light, the light source device has a peak wavelength of output light in a first wavelength region of longer than 440 nm and 490 nm or shorter, and has a peak wavelength of output light in a second wavelength region of 380 nm to 440 nm. Thus, it is possible to provide a light source device which can cause the white color, the dark-blue color, and the black color to simultaneously look vivid when an irradiation target (for example, clothes or the like) is irradiated.

Light source device and light emitting apparatus

A light emitting device which can adjust color temperature as power is supplied from a single power source and a lighting device including the light emitting device are provided. The light emitting device includes an anode electrode land; a cathode electrode land; a first light emitting unit and a second light emitting unit which are electrically connected to the anode electrode land and the cathode electrode land, are adjacently provided in parallel with each other; and a low pass filter including a capacitance member which is provided in parallel with the first light emitting unit and the second light emitting unit, and a resistance member which is provided in series with the first light emitting unit and the second light emitting unit, in which electric resistance of the first light emitting unit is larger than electric resistance of the second light emitting unit.

Lighting device and light emitting device having red and green phosphor arranged therein

A light emitting device () includes light emitting elements (), conductor wirings (), and alignment marks () formed on a substrate (). The alignment marks () and the conductor wirings () are formed by printing.

Light emitting device and method for manufacturing light emitting device

There is provided a light-emitting device including an anode electrode land, a cathode electrode land, and a first light-emitting unit and a second light-emitting unit electrically connected to the anode electrode land and the cathode electrode land and provided in parallel to each other, in which the first light-emitting unit and the second light-emitting unit each include blue light-emitting LED chips, the first light-emitting unit and the second light-emitting unit have different amounts of change in luminous flux with respect to an amount of change in current applied between the anode electrode land and the cathode electrode land, and a color temperature generated from an entire light-emitting unit including the first light-emitting unit and the second light-emitting unit can be adjusted.

Light-emitting device

The light-emitting device includes a substrate and a plurality of light-emitting sections. A first light-emitting section is made up of LED chips and a first fluorescent-substance-containing resin layer, and a second light-emitting section is made up of LED chips and a second fluorescent-substance-containing resin layer. The first fluorescent-substance-containing resin layer and the second fluorescent-substance-containing resin layer are provided in a plurality of locations such that the fluorescent-substance-containing resin layers for the different light-emitting sections are adjacently arranged.

Light emitting device, LED light bulb, spot lighting device, lighting device, and lighting equipment

In a light-source device () of this invention, integrated light emission intensity from 460 nm to 500 nm is higher than integrated light emission intensity from 415 nm to 460 nm in an emission spectrum of white light. This allows provision of a light-source device which emits white light easy on a human eye.

Light-source device and light-emitting device

A light emitting device which can adjust color temperature as power is supplied from a single power source comprises an anode electrode land; a cathode electrode land; a first light emitting unit and a second light emitting unit; a low pass filter including a capacitance member which is provided in parallel with the first light emitting unit and the second light emitting unit; and a resistance member which is provided in series with the first light emitting unit and the second light emitting unit. A phosphor which is included in the first light emitting unit and the second light emitting unit includes a red phosphor which is excited by the primary light that is emitted from the LED element and emits light with a peak light emission wavelength into a red region, and a green phosphor which is excited by the primary light that is emitted from the LED element and emits light with a peak light emission wavelength into a green region.

A light emitting device includes: a ceramic substrate; a plurality of LED chips; a printed resistor(s) connected in parallel with the plurality of LED chips; a dam resin made of a resin having a low optical transmittance; a fluorescent-material-containing resin layer; and an anode-side electrode and a cathode-side electrode, (a) which are provided on a primary surface of the ceramic substrate so as to face each other along a first direction on the primary surface and (b) which are disposed below at least one of the dam resin and the fluorescent-material-containing resin layer. With the configuration in which a plurality of LEDs, which are connected in a series-parallel connection, are provided on a substrate, it is possible to provide a light emitting device which can achieve restraining of luminance unevenness and an improvement in luminous efficiency.

By using a light emitting device including an insulating substrate and a light emitting unit formed on the insulating substrate, the light emitting unit including: a plurality of linear wiring patterns disposed on the insulating substrate in parallel with one another, a plurality of light emitting elements that are mounted between the wiring patterns while being electrically connected to the wiring patterns, and a sealing member for sealing the light emitting elements, as well as a method for manufacturing thereof, it becomes possible to provide a light emitting device that achieves sufficient electrical insulation and has simple manufacturing processes so that it can be manufactured at a low cost, and a method for manufacturing the same.

Light emitting device and method for manufacturing the same

A light-emitting apparatus of the present invention has (i) a semiconductor device which emits light toward a higher position than a substrate and (ii) a plurality of external connection terminals, and includes: a light-reflecting layer, provided on the substrate, which reflects the light emitted by the semiconductor device; and a covering layer which covers at least the light-reflecting layer and which transmits the light reflected by the light-reflecting layer. Further, the semiconductor device is provided on the covering layer, and is electrically connected to the external connection terminals via connecting portions, and the semiconductor device and the connecting portions are sealed with a sealing resin so as to be covered. Therefore, the light-emitting apparatus has increased efficiency with which light is taken out, and can prevent a reflecting layer from being altered, deteriorating, and decreasing in reflectance.

Light-emitting apparatus

The color purities of blue-green light and yellow or yellow-green light are enhanced. A light emitting device () configured to emit at least blue-green light and yellow or yellow-green light includes a substrate (), an LED chip group, and a sealing resin part () collectively sealing the LED chip group, wherein the LED chip group at least includes a green LED chip (GB), a green LED chip (GY), a blue LED chip (B), and a red LED chip (R), and the green LED chip (GB) has a dominant wavelength shorter than a dominant wavelength of the green LED chip (GY).

Growing community of inventors

Osaka, Japan

Toshio Hata