公开(公告)号：US20170354010A1

公开(公告)日：2017-12-07

申请号：US15532920

申请日：2015-08-25

Applicant: SHARP KABUSHIKI KAISHA

Inventor： Yoshihiro KAWAGUCHI ,  Tomokazu NADA ,  Makoto MATSUDA ,  Hiroaki ONUMA ,  Osamu JINUSHI ,  Toshio HATA

IPC: H05B33/08

CPC classification number: H05B33/0857 ,  F21S2/00 ,  F21V23/00 ,  F21V23/005 ,  F21Y2113/10 ,  H01L33/00 ,  H01L33/62 ,  H01L2224/48137 ,  H05B33/0821 ,  H05B37/02

Abstract: 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.

公开(公告)号：US20180358515A1

公开(公告)日：2018-12-13

申请号：US15562770

申请日：2016-03-30

Applicant: Sharp Kabushiki Kaisha

Inventor： Kazuaki KANEKO ,  Hiroaki ONUMA ,  Kiyoto GOTOH ,  Makoto MATSUDA

IPC: H01L33/50 ,  H01L25/075 ,  H01L33/48

CPC classification number: H01L33/504 ,  H01L25/0753 ,  H01L33/486 ,  H01L33/502 ,  H01L33/507 ,  H01L33/62

Abstract: A light emitting apparatus that includes at least one kind of light emitting elements of which the number is one or more, and a phosphor that is 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 emitting apparatus emit light, the light emitting apparatus has a peak wavelength of output light in a first wavelength region of 440 nm or longer and shorter than 460 nm, and has a peak wavelength of output light in a second wavelength region of 460 nm to 490 nm.

公开(公告)号：US20180042081A1

公开(公告)日：2018-02-08

申请号：US15555415

申请日：2015-11-17

Applicant: Sharp Kabushiki Kaisha

Inventor： Kazuaki KANEKO ,  Makoto MATSUDA ,  Hiroaki ONUMA

IPC: H05B33/08 ,  H05B37/02 ,  H01L33/50

CPC classification number: H05B33/0857 ,  H01L25/0753 ,  H01L33/50 ,  H01L33/62 ,  H01L2224/48137 ,  H05B33/0803 ,  H05B33/0827 ,  H05B37/02

Abstract: Provided is a light-emitting device that is able to adjust a color temperature by power supplied from a single power source. The light-emitting device includes an anode electrode land, a cathode electrode land, and three or more wires that are provided in parallel and are connected to the anode electrode land and the cathode electrode land, in which at least three wires among the three or more wires have different forward current-forward voltage characteristics and are connected to different light emitting portions, and the color temperature of light emitted from the whole of the light-emitting portions is able to be adjusted.

公开(公告)号：US20170047488A1

公开(公告)日：2017-02-16

申请号：US15307098

申请日：2015-04-10

Applicant: SHARP KABUSHIKI KAISHA

Inventor： Kazuaki KANEKO ,  Hiroaki ONUMA ,  Makoto MATSUDA

IPC: H01L33/50 ,  H01L33/62

CPC classification number: H01L33/504 ,  H01L25/0753 ,  H01L33/507 ,  H01L33/62 ,  H01L2224/48091 ,  H01L2224/48137 ,  H01L2924/00014

Abstract: The light emitting device includes at least one light emitting element that emits light having a peak emission wavelength in a wavelength range from 380 nm to 480 nm inclusive; a first green phosphor that is excited by the primary light emitted by the light emitting element and emits light having the peak emission wavelength in the green region; a second green phosphor that is excited by the primary light and emits light having the peak emission wavelength in the green region; and a red phosphor that is excited by the primary light and emits light having the peak emission wavelength in the red region. The peak emission wavelength of the light emitted by the second green phosphor is shorter than the peak emission wavelength of the light emitted by the first green phosphor.

Abstract translation: 发光器件包括至少一个发光元件，该发光元件发射在380nm至480nm的波长范围内的峰值发射波长; 第一绿色荧光体，被由发光元件发射的初级光激发，并发射具有绿色区域中的峰值发射波长的光; 第二绿色荧光体，其由初级光激发并发射具有绿色区域中的峰值发射波长的光; 以及由初级光激发并发射具有红色区域中的峰值发射波长的光的红色荧光体。 由第二绿色荧光体发射的光的峰值发射波长比由第一绿色荧光体发射的光的峰值发射波长短。

公开(公告)号：US20160149094A1

公开(公告)日：2016-05-26

申请号：US14899374

申请日：2014-06-16

Applicant: SHARP KABUSHIKI KAISHA

Inventor： Hiroaki ONUMA ,  Tomokazu NADA ,  Yuta HOMMA ,  Toshio HATA

IPC: H01L33/50 ,  H01L33/56 ,  H01L25/075

CPC classification number: H01L33/504 ,  H01L25/0753 ,  H01L33/56 ,  H01L2924/0002 ,  H01L2924/00

Abstract: In a light-source device (10) 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.

Abstract translation: 在本发明的光源装置（10）中，在白光的发射光谱中，从460nm到500nm的集成发光强度高于415nm至460nm的集成发光强度。 这允许提供在人眼上容易发出白光的光源装置。

公开(公告)号：US20150357532A1

公开(公告)日：2015-12-10

申请号：US14655454

申请日：2013-12-09

Applicant: SHARP KABUSHIKI KAISHA

Inventor： Hiroaki ONUMA ,  Masatsugu MASUDA ,  Toshio HATA

IPC: H01L33/50

CPC classification number: A01G7/045 ,  C09K11/7708 ,  C09K11/7734 ,  H01L25/0753 ,  H01L33/502 ,  H01L33/504 ,  H01L33/508 ,  H01L2224/48091 ,  H01L2224/48137 ,  Y02P60/149 ,  H01L2924/00014

Abstract: This light emitting device is provided with: a light emitting element which emits excitation light; and a far-red phosphor which is excited by the light of the light emitting element and emits light that has a peak wavelength within the range of 700-800 nm. The far-red phosphor has a median diameter within the range of 1-20 μm.

Abstract translation: 该发光装置设置有：发射激发光的发光元件; 以及由发光元件的光激发的远红色荧光体，发出峰值波长在700-800nm范围内的光。 远红色荧光体的中值直径在1-20μm的范围内。

公开(公告)号：US20180235053A1

公开(公告)日：2018-08-16

申请号：US15947471

申请日：2018-04-06

Applicant: SHARP KABUSHIKI KAISHA

Inventor： Yoshihiro KAWAGUCHI ,  Tomokazu NADA ,  Makoto MATSUDA ,  Hiroaki ONUMA ,  Osamu JINUSHI ,  Toshio HATA

IPC: H05B33/08 ,  F21V23/00 ,  F21Y113/10

CPC classification number: H05B33/0857 ,  F21S2/00 ,  F21V23/00 ,  F21V23/005 ,  F21Y2113/10 ,  H01L33/00 ,  H01L33/62 ,  H01L2224/48137 ,  H05B33/0821 ,  H05B37/02

Abstract: 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.

公开(公告)号：US20180069161A1

公开(公告)日：2018-03-08

申请号：US15563051

申请日：2016-02-22

Applicant: Sharp Kabushiki Kaisha

Inventor： Yoshihiro KAWAGUCHI ,  Tomokazu NADA ,  Hiroaki ONUMA ,  Makoto MATSUDA ,  Osamu JINUSHI ,  Toshio HATA

IPC: H01L33/50 ,  H01L33/62 ,  H05B33/08 ,  F21K9/64

CPC classification number: H01L33/50 ,  F21K9/64 ,  F21Y2115/10 ,  H01L25/0753 ,  H01L33/504 ,  H01L33/62 ,  H01L2224/48137 ,  H01L2224/73265 ,  H05B33/0827 ,  H05B33/0857

Abstract: 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.

公开(公告)号：US20170268734A1

公开(公告)日：2017-09-21

申请号：US15528595

申请日：2015-08-25

Applicant: SHARP KABUSHIKI KAISHA

Inventor： Yoshihiro KAWAGUCHI ,  Tomokazu NADA ,  Makoto MATSUDA ,  Hiroaki ONUMA ,  Osamu JINUSHI ,  Toshio HATA

IPC: F21K9/64 ,  H05B33/08 ,  H01L25/13 ,  F21V7/22

CPC classification number: F21K9/64 ,  F21V7/22 ,  F21V23/005 ,  F21Y2103/10 ,  F21Y2105/18 ,  F21Y2113/17 ,  F21Y2115/10 ,  H01L25/0753 ,  H01L25/13 ,  H01L25/167 ,  H01L33/32 ,  H01L33/486 ,  H01L33/504 ,  H01L33/60 ,  H01L33/62 ,  H01L2224/48137 ,  H01L2224/49113 ,  H05B33/0821 ,  H05B33/0845 ,  H05B33/0857

Abstract: A light emitting device that can adjust a color temperature by using power supply from a single power source and a lighting device including the light emitting device are provided. A light emitting device includes a reflector formed of a housing having an opening at an upper portion, an anode electrode terminal and a cathode electrode terminal that are disposed on a side wall or a bottom surface of the housing, and a first light-emitting portion and a second light-emitting portion that are arranged in parallel inside the reflector so as to be electrically connected to the anode electrode terminal and the cathode electrode terminal and that are adjacent to each other. The first light-emitting portion includes a first resistance member. The color temperature of light emitted from an entire light-emitting portion including the first light-emitting portion and the second light-emitting portion can be adjusted.

公开(公告)号：US20160353544A1

公开(公告)日：2016-12-01

申请号：US15114816

申请日：2015-01-07

Applicant: SHARP KABUSHIKI KAISHA

Inventor： Nobumasa KANEKO ,  Tomokazu NADA ,  Makoto AGATANI ,  Toshio HATA ,  Osamu JINUSHI ,  Yoshiki SOTA ,  Naveen Venkata Rama DEVISETTI ,  Kazuaki KANEKO ,  Hiroaki ONUMA

IPC: H05B33/08 ,  H01L25/075 ,  H01L33/50

CPC classification number: H05B33/0857 ,  H01L25/0753 ,  H01L33/50 ,  H01L33/504 ,  H01L33/62 ,  H01L2224/48137 ,  H05B33/0827 ,  H05B33/0884

Abstract: Provided is a light-emitting device that is capable of adjusting color temperature through the supply of electric power from a single power supply. The light-emitting device includes an anode electrode land, a cathode electrode land, and first and second wires through which the anode electrode land and the cathode electrode land are connected to each other. The first wire is higher in electric resistance than the second wire. The color temperature of light that is emitted by a whole light-emitting unit including a first light-emitting unit electrically connected to the first wire and a second light-emitting unit electrically connected to the second wire is adjustable.

Abstract translation: 提供一种能够通过从单个电源供给电力来调节色温的发光装置。 发光装置包括阳极电极焊盘，阴极电极焊盘以及阳极电极焊盘和阴极电极焊盘彼此连接的第一和第二焊丝。 第一根导线的电阻高于第二根导线。 由包括电连接到第一线的第一发光单元的整个发光单元发射的光的色温和与第二线电连接的第二发光单元是可调节的。