公开(公告)号：US20240290917A1

公开(公告)日：2024-08-29

申请号：US18586059

申请日：2024-02-23

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyongsik WON ,  Seongmin Kim ,  Jeongeun Yun ,  Jeongrok OH ,  Sungwoo Choi

IPC: H01L33/50 ,  H01L25/075 ,  H01L33/10 ,  H01L33/48

CPC classification number: H01L33/502 ,  H01L25/0753 ,  H01L33/10 ,  H01L33/486

Abstract: A light emitting diode is provided and includes a first light emitting chip configured to emit red light having a peak wavelength within a range of 580 nm to 700 nm, and a wavelength converter including an encapsulant and at least one phosphor that is inside the encapsulant. The at least one phosphor is configured to absorb a portion of the red light and emit first-type light having a peak wavelength that is greater than the peak wavelength of the red light.

公开(公告)号：US11560986B2

公开(公告)日：2023-01-24

申请号：US17533689

申请日：2021-11-23

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungwoo Choi ,  Seongmin Kim ,  Jeongeun Yun ,  Chohui Kim ,  Seulgee Lee ,  Jeongrok Oh ,  Chulsoo Yoon

IPC: F21K9/64 ,  H01L25/075 ,  H01L33/50 ,  F21Y115/10

Abstract: A light emitting diode (LED) module that is configured to emit white light is provided. The LED module includes: a blue light emitting diode configured to emit blue light having a first peak wavelength of 420 nm to 465 nm; at least one wavelength conversion material that is configured to convert a portion of the blue light into converted light of a different wavelength; and a near-infrared light source configured to emit additional light having a second peak wavelength in a range of 740 nm to 900 nm and a full width at half maximum (FWHM) of 120 nm or less. The converted light, another portion of the blue light, and the additional light combine to form the white light.

公开(公告)号：US11257991B2

公开(公告)日：2022-02-22

申请号：US16732586

申请日：2020-01-02

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungwoo Choi ,  Seongmin Kim ,  Inhyung Lee

IPC: H01L33/50 ,  H01L25/075 ,  H01L33/06 ,  H01L33/56

Abstract: A light emitting device includes a first LED chip to emit a light having a peak wavelength in a range of 410 to 430 nm, a second LED chip to emit a light having a peak wavelength in a range of 440 to 460 nm, a first quantum dot to convert light emitted by the first and second LED chips into light having a peak wavelength in a range of 510 to 550 nm, and a second quantum dot to convert light emitted by the first and second LED chips into light having a peak wavelength in a range of 610 to 660 nm, wherein, in an emission spectrum of final light, intensity of a peak wavelength of the first LED chip is 15% or less of intensity of a peak wavelength of the second LED chip.

公开(公告)号：US11497094B2

公开(公告)日：2022-11-08

申请号：US17500571

申请日：2021-10-13

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seulgee Lee ,  Seongmin Kim ,  Chohui Kim ,  Jeongeun Yun ,  Sungwoo Choi ,  Jeongrok Oh ,  Chulsoo Yoon

IPC: H05B45/20 ,  H05B45/30 ,  H05B45/10 ,  H01L33/50 ,  F21K9/64 ,  F21Y115/10

Abstract: An LED lighting apparatus, including an LED light source configured to emit white light having a first melanopic/photopic (M/P) ratio; a tuning LED light source configured to emit tuning blue light having a peak wavelength in a range of 465 nm to 495 nm; and a driving control unit configured to control currents respectively applied to the LED light source and the tuning LED light source to generate tuned white light having a second M/P ratio higher than the first M/P ratio

公开(公告)号：US12009681B2

公开(公告)日：2024-06-11

申请号：US17421419

申请日：2020-01-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Heeseung Choi ,  Sungwoo Choi ,  Yongsuk Lee ,  Youngwoo Cho ,  Woojong Cho ,  Kuyoung Choi

IPC: H02J7/00 ,  B25J19/00

CPC classification number: H02J7/0045 ,  B25J19/005 ,  H02J2310/22

Abstract: An electronic device, according to one embodiment of the present invention, comprises: a housing; a drive unit for moving the housing; a battery mounting unit formed in the housing so as to enable the placement of batteries, the battery mounting unit comprising a first slot enabling the placement of a first battery, and a second slot enabling the placement of a second battery; a separator device, disposed on the battery mounting unit, for separating the first battery from the first slot or separating the second battery from the second slot; and a processor electrically connected to the drive unit and the separator device, wherein the processor may control the separator device so that same separates the second battery from the second slot when the first battery is placed in the first slot, and separates the first battery from the first slot when the second battery is placed in the second slot. In addition, other various embodiments are possible.

公开(公告)号：US11251344B2

公开(公告)日：2022-02-15

申请号：US16663522

申请日：2019-10-25

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seongmin Kim ,  Chohui Kim ,  Mi Hyae Park ,  Jeongeun Yun ,  Sungwoo Choi

IPC: H01L33/50 ,  H05B45/20

Abstract: Systems and methods are described for a white light emitting module that emits a third white light with the goal of providing human-friendly illumination. The white light emitting device comprise a first light emitting package that emits a first white light and a second light emitting package that emits a second white light. The first light emitting package includes a first light emitting device and a filter member that filters light emitted from the first light emitting device and then reduces a color temperature of the first white light. The second light emitting package includes second and third light devices. The color temperature of the first white light is about 1,500 K to about 4,000 K. A color temperature of the second white light is about 3,000 K to 10,000 K.

公开(公告)号：US11990570B2

公开(公告)日：2024-05-21

申请号：US17185431

申请日：2021-02-25

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seongmin Kim ,  Chohui Kim ,  Jeongeun Yun ,  Seulgee Lee ,  Sungwoo Choi ,  Jeongrok Oh ,  Chulsoo Yoon

IPC: H01L33/50

CPC classification number: H01L33/504

Abstract: A white light emitting device is provided. The white light emitting device includes a blue light emitting diode configured to emit blue light having a peak wavelength in a first range of 440 nm to 455 nm; a first wavelength conversion material, based on being excited by the blue light, emits first light having a peak wavelength in a second range of 535 nm to 550 nm and a full width at half maximum (FWHM) of 60 nm or less; and a second wavelength conversion material, based on being excited by the blue light, emits second light having a peak wavelength in a third range of 620 nm to 660 nm, wherein a melanopic photopic ratio of white light emitted from the white light emitting device is 0.65 or less, and a color rendering index (CRI) of the white light is 80 or more.

公开(公告)号：US11236869B2

公开(公告)日：2022-02-01

申请号：US16901478

申请日：2020-06-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Chohui Kim ,  Seulgee Lee ,  Sungwoo Choi ,  Inhyung Lee

IPC: F21K9/64 ,  F21V23/00 ,  A01G7/04 ,  F21Y115/10

Abstract: A light emitting device for plant growth includes a blue light emitting diode (LED) configured to emit blue light, and at least one wavelength converting material configured to be excited by the blue light and convert the blue light into light having a different wavelength, the converted light being light for plant growth. An emission spectrum of the light for plant growth is when a photosynthetic photon flux (PPF) in a 400 nm to 500 nm band is 1, a PPF in a 500 nm to 600 nm band is in a range of 6 to 10, and a PPF in a 600 nm to 700 nm is in a range of 5 to 7.

公开(公告)号：US09460609B2

公开(公告)日：2016-10-04

申请号：US14631161

申请日：2015-02-25

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yongsuk Lee ,  Taeho Kang ,  Sungwoo Choi

IPC: G08B1/08 ,  G08B21/24 ,  G08B13/14 ,  G08B21/02

CPC classification number: G08B21/24 ,  G08B13/1436 ,  G08B21/028

Abstract: A method and an apparatus for preventing the loss of an electronic device are provided. The method includes establishing a communication link between a first electronic device and a second electronic device through activation of wireless communication at the first electronic device, collecting, upon detection of movement of the first electronic device, sensing information of the first electronic device, receiving sensing information from the second electronic device through the communication link, comparing the sensing information of the first electronic device with the sensing information of the second electronic device, and checking whether a loss incident has occurred on the basis of the comparison result.

Abstract translation: 提供一种用于防止电子设备丢失的方法和装置。 该方法包括通过在第一电子设备处的无线通信的激活来建立第一电子设备和第二电子设备之间的通信链路，在检测到第一电子设备的移动时收集第一电子设备的感测信息，接收感测 来自第二电子设备的通过通信链路的信息，将第一电子设备的感测信息与第二电子设备的感测信息进行比较，并且基于比较结果来检查是否发生了丢失事件。

公开(公告)号：US12119431B2

公开(公告)日：2024-10-15

申请号：US18236105

申请日：2023-08-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seongmin Kim ,  Jeongeun Yun ,  Jeongrok Oh ,  Sungwoo Choi ,  Chulsoo Yoon

IPC: H01L33/50 ,  F21V8/00 ,  H01L25/075

CPC classification number: H01L33/504 ,  G02B6/0073 ,  H01L25/0753 ,  H01L33/505

Abstract: A light emitting device includes a first light emitter including a first light emitting chip emitting first blue light and at least one among a first phosphor and a second phosphor, the first light emitter being configured to emit second blue light, and a second light emitter including a second light emitting chip emitting third blue light and at least one among a third phosphor and a fourth phosphor, the second light emitter being configured to emit fourth blue light, wherein a ratio of an intensity of a peak wavelength of the fourth blue light to an intensity of a peak wavelength of the second blue light is greater than or equal to 0.6.