公开(公告)号：US20220077659A1

公开(公告)日：2022-03-10

申请号：US17528177

申请日：2021-11-16

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Kazuhiro SAKAI ,  Daisuke IGUCHI ,  Takeshi MINAMIRU ,  Yoshinori SHIRAKAWA ,  Tomoaki SAKITA ,  Tsutomu OTSUKA

IPC: H01S5/42 ,  H01S5/068 ,  H01S5/0687 ,  G02B27/42 ,  G02B5/02 ,  G06K9/00 ,  G06K9/20 ,  H01S5/02255 ,  H01S5/02325

Abstract: A light emitting device includes a wiring substrate, a light emitting element array that includes a first side surface and a second side surface facing each other, and a third side surface and a fourth side surface connecting the first side surface and the second side surface to each other and facing each other, the light emitting element array being provided on the wiring substrate, a driving element that is provided on the wiring substrate on the first side surface side and drives the light emitting element array, a first circuit element and a second circuit element that are provided on the wiring substrate on the second side surface side to be arranged in a direction along the second side surface, and a wiring member that is provided on the third side surface side and the fourth side surface side and extends from a top electrode of the light emitting element array toward an outside of the light emitting element array.

公开(公告)号：US20210302540A1

公开(公告)日：2021-09-30

申请号：US17106155

申请日：2020-11-29

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Daisuke IGUCHI ,  Tomoaki SAKITA

IPC: G01S7/481 ,  G01S17/08 ,  G01S7/484 ,  H01S5/0683 ,  H01S5/42

Abstract: A light-emitting device includes plural driving units; plural laser element arrays connected to the respective plural driving units; and a connection wire that interconnects terminals of the plural laser element arrays, the terminals being connected to the plural driving units.

公开(公告)号：US20210293966A1

公开(公告)日：2021-09-23

申请号：US17341595

申请日：2021-06-08

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Kazuhiro SAKAI ,  Daisuke IGUCHI ,  Yoshinori SHIRAKAWA ,  Tomoaki SAKITA ,  Michiaki MURATA

IPC: G01S17/894 ,  G01S7/481 ,  G06F21/32

Abstract: A light emitting device includes: a substrate; a light emitting element array provided on the substrate, the light emitting element array having first and second side surfaces facing each other, and third and fourth side surfaces facing each other and connecting the first and second side surfaces; a driving element provided on the substrate at a side of the first side surface and driving the light emitting element array; a light receiving element provided on the substrate at a side of the second side surface and receiving light emitted from the light emitting element array; and a wiring member provided at a side of the third side surface and at a side of the fourth side surface and extending from an upper surface electrode of the light emitting element array toward an outside of the light emitting element array.

公开(公告)号：US20240106193A1

公开(公告)日：2024-03-28

申请号：US18301998

申请日：2023-04-18

Applicant: FUJIFILM Business Innovation Corp. ,  FUJIFILM Corporation

Inventor： Saori NISHIZAKI ,  Takashi KONDO ,  Takafumi HIGUCHI ,  Junichiro HAYAKAWA ,  Daisuke IGUCHI ,  Tomoaki SAKITA ,  Kei TAKEYAMA

IPC: H01S5/04 ,  H01S5/00 ,  H01S5/30 ,  H01S5/42

CPC classification number: H01S5/041 ,  H01S5/0028 ,  H01S5/3013 ,  H01S5/423

Abstract: A light emitting component includes: a substrate; a plural light emitting elements that are provided on the substrate and respectively have light emission regions; and a plural thyristors that are turned on to cause the light emission regions of the respective light emitting elements to emit light, or that increase amounts of emitted light of the light emission regions, in which the light emitting elements absorb light emitted from a corresponding thyristor among the plural thyristors.

公开(公告)号：US20230307893A1

公开(公告)日：2023-09-28

申请号：US17938920

申请日：2022-09-06

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Takashi KONDO ,  Junichiro HAYAKAWA ,  Tomoaki SAKITA ,  Takafumi HIGUCHI ,  Kei TAKEYAMA

IPC: H01S5/42 ,  G01S7/481

CPC classification number: H01S5/423 ,  G01S7/4815

Abstract: A light emitting element includes: a light emitting unit that has multiple semiconductor layers laminated, the light emitting unit having a length from a center of the light emitting unit to an end portion in a first direction shorter than a length from the center to an end portion in a second direction intersecting the first direction, in plan view; and a connection part that extends from the light emitting unit in the first direction and connects the light emitting unit to another semiconductor layer.

公开(公告)号：US20230243968A1

公开(公告)日：2023-08-03

申请号：US17889340

申请日：2022-08-16

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Junichiro HAYAKAWA ,  Tomoaki SAKITA ,  Kei TAKEYAMA ,  Daisuke IGUCHI ,  Takashi KONDO ,  Yoshihiro YAMAMOTO

IPC: G01S17/08 ,  G01S7/481

CPC classification number: G01S17/08 ,  G01S7/481

Abstract: A distance measurement apparatus includes a light emitting unit that has plural light emitting elements, and is able to be driven independently in plural regions, a light receiving unit provided with plural light receiving elements that receive reflected light of light applied to an object from the light emitting unit, a shaping unit that causes an overlapping portion to be generated in which light reception of the reflected light overlaps in the adjacent regions, on the light receiving unit, a measurement unit that measures a distance to the object, from a difference between a waveform of light received by the light receiving unit and a waveform of light emitted by the light emitting unit, and a correction unit that corrects a distance difference in the reflected light in the adjacent regions, by using a distance measurement value in the overlapping portion measured by the measurement unit.

公开(公告)号：US20220336692A1

公开(公告)日：2022-10-20

申请号：US17406189

申请日：2021-08-19

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Takashi KONDO ,  Seiji ONO ,  Daisuke IGUCHI ,  Tomoaki SAKITA

IPC: H01L31/12 ,  H01L27/15 ,  H01L29/74 ,  G01B11/24

Abstract: A light-emitting device includes one or more light-emitting units each including a light-emitting element including a function of a thyristor; an electrode for light emission to which a first voltage is applied for light emission of the light-emitting unit; and one or more light emission permission thyristors that permit the light-emitting element to emit light by a second voltage that is lower than the first voltage and set irrespective of the first voltage.

公开(公告)号：US20210320479A1

公开(公告)日：2021-10-14

申请号：US17355270

申请日：2021-06-23

Applicant: FUJIFILM BUSINESS INNOVATION CORP.

Inventor： Takashi KONDO ,  Satoshi INADA ,  Takeshi MINAMIRU ,  Daisuke IGUCHI ,  Kazuhiro SAKAI ,  Tomoaki SAKITA ,  Michiaki MURATA

IPC: H01S5/42 ,  H01S5/026 ,  H01S5/183 ,  H01S5/02257 ,  H01S5/343 ,  H01S5/0236 ,  G06K9/00 ,  G06K9/20 ,  G01B11/24

Abstract: A light-emitting element array chip includes: a first light-emitting element array that includes a first light-emitting element including a first substrate, a light-emitting element layer formed on the first substrate, and a first cathode electrode electrically connected to the light-emitting element layer; and a second light-emitting element array that includes a second light-emitting element including a second substrate, a non-p-type lower reflector formed on the second substrate, and a second cathode electrode electrically connected to the non-p-type lower reflector, in which the first light-emitting element array is provided on an emission surface side of the second light-emitting element array.