Matsushita Electric Industrial Co., Ltd.

Panasonic Corporation

Panasonic Intellectual Property Management Co., Ltd.

Yasuharu Ueno

Satoshi Shida

Takaari Uemoto

Keiji Nishimoto

Yuji Omata

Yoshihiko Kanayama

Makoto Morikawa

Shinji Kanayama

Toshifumi Ogata

Tomoyuki Ogata

Noriyasu Tanimoto

Shozo Minamitani

Hiroya Tsuji

Hiroyuki Naito

Atsuyoshi Ishimori

Masumi Abe

Shuichi Hirata

Ryouji Yokotani

Shinya Marumo

Nobuyuki Matsui

Shozo Oshio

Akira Yamada

Toshiaki Kurachi

Takaharu Mae

Nobuhisa Watanabe

Koji Omura

Shunji Onobori

Makoto Akita

Akira Mori

Hideo Nagai

Takashi Shimizu

Yoshinori Kakuno

Makoto Kai

Noriaki Yoshida

Kenji Sugiura

Toshiaki Nakamura

Shoriki Narita

Yoshio Manabe

Atsushi Motoya

Hiroyuki Yoshida

Kazuyuki Okano

Tetsuya Nishi

Masashi Sakata

Takafumi Tsujisawa

Hironori Kobayashi

Kazuyuki Kobashi

Yuuji Nakayama

Satoshi Sida

A light source module is provided that includes a primary wiring substrate and a light source array having a plurality of light sources mounted on a surface of the primary wiring substrate in a matrix. The light source module includes a heat radiation pad, provided at a peripheral region of the primary wiring substrate, and one or a plurality of heat transfer paths having a higher heat conductivity than a base substrate that is a parent material of the primary wiring substrate and connecting the plurality of light sources constituting the light source array and the heat radiation pad. At least one of the plurality of light sources, which are arranged at a row-directional central portion of the light source array, is connected with the heat radiation pad by the heat transfer path including a first linear portion.

Light source module, illumination device and moving body

A moving-body light-emitting device for a vehicle includes: a light source including a light-emitting element; a substrate on which the light source is provided; a first lens that covers the light-emitting element and includes a curved surface that transmits light emitted from the light-emitting element, the curved surface including a first curved surface and a second curved surface; and a reflective surface that covers the first curved surface of the first lens and reflects the light transmitted through the first lens. The second curved surface of the first lens is not covered with the reflective surface, and transmits the light reflected by the reflective surface.

Light-emitting device, illumination apparatus, and moving body

A light source module is provided. According to an exemplary embodiment, the light source module includes a base material. A plurality of light sources is on a surface of the substrate in a matrix. The plurality of light sources is individually controlled to be lit. A first electric supply wire supplies electricity to each of the plurality of light sources. A plurality of second electric supply wires supplies electricity to the plurality of light sources respectively. A plurality of protection diodes is electrically connected with the first electric supply wire and the plurality of second electric supply wires. The plurality of protection diodes is in the substrate.

A light source module includes: a substrate; and multiple light sources mounted on a first surface of the substrate in a thickness direction of the substrate in a matrix. The light sources include a set of light sources arranged in a row direction and a set of light sources arranged in a column direction. Each of the light sources includes a first electric supply pad and a second electric supply pad. A first electric supply wire extends along the column direction and supplies electricity to each of the first electric supply pads. Second electric supply wires extend in the column direction and supply electricity to each of the second electric supply pads. Portions of light sources arranged in the column direction overlap at least one of the second electric supply wires and first electric supply pads.

An illumination device, a headlight, and a movable body are provided which can increase luminosity and resolution at a central region or a peripheral region in an illuminable region. A primary lens is placed at a light emission side of a plurality of light sources, and the primary lens includes a plurality of light guides corresponding in a one-to-one relationship to the plurality of light sources. A size of a light exit surface of a light guide corresponding to a light source which illuminates a central region in the illuminable region of the headlight is set to differ from a size of a light exit surface of a light guide corresponding to a light source which illuminates a peripheral region surrounding the central region.

Illumination device having a plurality of light guides, headlight including the illuminating device, and movable body including the headlight

An illumination light source includes a pedestal, a mounting substrate disposed on the pedestal, a plurality of LEDs mounted on the main surface of the mounting substrate, a cover which covers a partial region of the main surface of the mounting substrate, and a fastener which fastens the pedestal and the cover together while the mounting substrate is interposed between the pedestal and the cover. The plurality of LEDs are mounted so as to surround the cover.

Illumination light source having fastener fastening a pedestal and cover together with a mounting substrate interposed therebetween and light emitting elements surround the cover, the entirety of which is spaced in a horizontal direction from the light emitting elements

A light-emitting device includes a substrate and a plurality of light-emitting elements disposed above the substrate. In the plurality of light-emitting elements, a first light-emitting element and a second light-emitting element different in a rate of decrease in light output along with a temperature increase are included. The plurality of light-emitting elements include: a first serial element group including some light-emitting elements connected in series among the plurality of light-emitting elements; and a second serial element group connected in parallel with the first serial element group and including some light-emitting elements connected in series among the plurality of light-emitting elements. A ratio between a total number of first light-emitting elements and a total number of second light-emitting elements is different between the first serial element group and the second serial element group.

Light-emitting device and illumination apparatus

In a lighting device provided with a light source module including a plurality of light sources, insufficiency of luminous intensity, illuminance unevenness, and the like due to a low-light light source are compensated for. The lighting device includes the light source module which is composed of the plurality of light sources in a matrix and mounted on a board. A drive circuit individually supplies power to the light sources. A processor controls a lighting status of each of the light sources via the drive circuit. The processor determines a low-light light source that is lower in luminous intensity than at least one light source among the plurality of light sources, and causes at least one light source adjacent to the low-light light source to emit light with a higher luminous intensity than the at least one other light source.

Lighting device and movable body

An illumination system includes: a light-emitting module including a blue LED light source that emits blue light having a light emission peak in a blue range of from 400 nm to 470 nm and a red LED light source that emits red light having a light emission peak in a red range of from 610 nm to 680 nm; a light regulator that controls a first light intensity, which is light intensity at the light emission peak in the blue range, and a second light intensity, which is light intensity at the light emission peak in the red range, in a light emission spectrum of light emitted by the light-emitting module; and a clock that measures a time. The light regulator causes the second light intensity to change in conjunction with a change in the first light intensity, in accordance with the time measured by the clock.

Illumination system, illumination control method, and plant cultivation device

A light-emitting device includes: a substrate; a plurality of light-emitting elements arranged in an annular line on a main surface of the substrate; a sealing member which is annularly formed along the line of the plurality of light-emitting elements and seals the plurality of light-emitting elements; and a power supply part disposed on the main surface of the substrate and electrically connected to the plurality of light-emitting elements. The power supply part is located in an inner region interior to the sealing member formed in an annular shape.

Light-emitting device, illumination light source, and illumination device

A light-emitting apparatus includes a pedestal, a substrate, an LED, an optical component, and a fastener. The LED is mounted on the substrate, and the substrate includes a first through-hole. The substrate is disposed on the pedestal. The optical component is disposed in the emission direction of light from the LED. The fastener passes through the first through-hole and fastens the optical component to the pedestal. A portion of the pedestal or a portion of the optical component is inserted in the first through-hole.

Light-emitting apparatus with fastening of optical component to pedestal through light-emitting substrate through-hole, illumination light source having the same, and lighting apparatus having the same

A semiconductor light-emitting device according to the present invention is a semiconductor light-emitting deviceincluding a solid-state light-emitting elementand a wavelength converterthat converts primary light emitted by the solid-state light-emitting elementinto light having a longer wavelength, wherein the wavelength converterincludes a wavelength converting layermade from a translucent inorganic formed body containing phosphors, and a binder layer; the wavelength converteris disposed on a main light extraction surfaceof the solid-state light-emitting element; and the binder layeris disposed along an emission direction of light emitted from the main light extraction surface

Semiconductor light-emitting device and light source device using the same

A semiconductor light emitting apparatus includes a solid-state light emitting device and a wavelength converter that converts primary light emitted by the solid-state light emitting device into secondary light at a loner-wavelength. The wavelength converter is an inorganic compact that includes a transparent wavelength conversion layer containing phosphor having a garnet crystal structure. The phosphor contains a constituent element group composed of at least one element selected from the group consisting of Mg, Ca, Sr, Ba, Y, La, Gd, Tb, and Lu. Part of the constituent element group is substituted by Ceand the amount of Ceis 1 atomic % less of the entire constituent element group. As a result, a high-power and highly reliable semiconductor light emitting apparatus suitable as a point light source is provided. In addition, such a semiconductor light emitting apparatus is manufactured through a simple application of traditionally used practical technicians.

Semiconductor light emitting apparatus and light source apparatus using the same

A glass composition including, in oxide-based mol %: (a) at least 30% and at most 50% PO, (b) at least 10% and at most 50% ZnO, (c) at least 0.1% and at most 10% AlO, (d) at least 0% and at most 50% LiO, (e) at least 0% and at most 50% NaO, (f) at least 0% and at most 50% KO, (g) at least 0% and at most 20% MgO, (h) at least 0% and at most 20% CaO, (i) at least 0% and at most 20% SrO, (j) at least 0% and at most 20% BaO, (k) at least 0% and at most 20% SnO, and (l) at least 0% and at most 5% BO, substantially not comprising ZrOand AgO, and (a)/(b), the ratio of (a) and (b), being at least 0.2 and at most 2.0.

Glass composition, light source device and illumination device

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Osaka, Japan

Yasuharu Ueno