公开(公告)号：US12210125B2

公开(公告)日：2025-01-28

申请号：US17136620

申请日：2020-12-29

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY

Inventor： Jungwoo Kim ,  Hyeongseok Seo ,  Jaehyuk Choi

IPC: G01S7/48 ,  G01S7/4863 ,  G01S7/4865 ,  G01S17/10 ,  G01S17/89

Abstract: A light detection and ranging (LiDAR) device may sequentially select each of a plurality of memory cells based on a coarse clock synchronized with a start signal generated when light is transmitted, may supply power to a plurality of memory cells based on a stop signal generated when light is received, and may calculate a time of flight (ToF) of light based on information of the power accumulated in the plurality of memory cells.

公开(公告)号：US12094140B2

公开(公告)日：2024-09-17

申请号：US17540927

申请日：2021-12-02

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY

Inventor： Jungwoo Kim ,  Dusik Park ,  Jonghwan Ko ,  Jaehyuk Choi

IPC: G06T7/70 ,  G06T7/521 ,  G06T7/593

CPC classification number: G06T7/521 ,  G06T7/593 ,  G06T2207/10028

Abstract: A depth map generation apparatus includes: a sensor array including a plurality of sensors configured to detect a received light arrival time; a control circuit array; and a processor configured to divide an acquisition time of at least one of the plurality of sensors into a first time window and a second time window; based on a detection result of the at least one sensor in the first time window and the second time window, generate first sub-frame information; based on the first sub-frame information, determine in which one of the first time window and the second time window an object is detected; generate second sub-frame information from the one of the first time window and the second time window in which the object is detected; and provide the first sub-frame information and the second sub-frame information for generation of an image frame.

公开(公告)号：US11997401B2

公开(公告)日：2024-05-28

申请号：US17832029

申请日：2022-06-03

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jungwoo Kim ,  Byeongil Min

IPC: H04N25/40 ,  H04N25/58 ,  H04N25/704 ,  H04N25/75

CPC classification number: H04N25/40 ,  H04N25/58 ,  H04N25/704 ,  H04N25/75

Abstract: Provided is an image sensor using photon counting, the image sensor including a pixel including a plurality of sub-pixels, a plurality of counters which are respectively connected to the plurality of sub-pixels and configured to count and output a plurality of pulse signals generated based on photons incident on each of the plurality of sub-pixels, and an operator configured to perform an operation on an output value output from each of the plurality of counters.

公开(公告)号：US11854989B2

公开(公告)日：2023-12-26

申请号：US17167789

申请日：2021-02-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dongho Kim ,  Jongbo Shim ,  Hwan Pil Park ,  Choongbin Yim ,  Jungwoo Kim

IPC: H01L23/538 ,  H01L23/13 ,  H01L23/31 ,  H01L23/00 ,  H01L25/10 ,  H01L25/065

CPC classification number: H01L23/5389 ,  H01L23/13 ,  H01L23/3128 ,  H01L23/5383 ,  H01L23/5386 ,  H01L24/20 ,  H01L25/0657 ,  H01L25/105 ,  H01L2224/214 ,  H01L2225/0651 ,  H01L2225/06586 ,  H01L2225/1035 ,  H01L2225/1058 ,  H01L2924/19103

Abstract: A semiconductor package substrate includes a substrate having a bottom surface including a cavity structure defined therein. The cavity structure includes a floor surface. A passive device structure has at least a partial portion of the passive device structure disposed in the cavity structure. The passive device structure includes a first passive device and a second passive device that are each electrically connected to the floor surface of the cavity structure. At least partial portions of the first passive device and the second passive device vertically overlap each other.

公开(公告)号：US11808890B2

公开(公告)日：2023-11-07

申请号：US16825234

申请日：2020-03-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tatsuhiro Otsuka ,  Jungwoo Kim

IPC: G01S17/26 ,  G01S7/481 ,  G01S7/484 ,  G01S7/4865

CPC classification number: G01S7/4817 ,  G01S7/484 ,  G01S7/4815 ,  G01S7/4865 ,  G01S17/26

Abstract: Provided are a light detection and ranging (LiDAR) device and a method using the same. The LiDAR device includes a light scanner configured to periodically scan a region in a surrounding area by sequentially changing a traveling path of incident light; a first light source configured to provide a first light to the light scanner in a first incidence direction; and a second light source configured to provide a second light to the light scanner in a second incidence direction different from the first incidence direction.

公开(公告)号：US11798889B2

公开(公告)日：2023-10-24

申请号：US17835768

申请日：2022-06-08

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Choongbin Yim ,  Jungwoo Kim ,  Jihwang Kim ,  Jongbo Shim ,  Kyoungsei Choi

IPC: H01L23/538 ,  H01L23/31 ,  H01L23/14

CPC classification number: H01L23/5384 ,  H01L23/14 ,  H01L23/31 ,  H01L23/5385 ,  H01L23/5386

Abstract: A semiconductor package includes a first package substrate, a first semiconductor chip on the first package substrate, a molding layer covering side walls of the first semiconductor chip and including through holes, an interposer on the first semiconductor chip and the molding layer, conductive connectors in the through holes of the molding layer and connected to the first package substrate and the interposer, and an insulating filler including a first portion that fills the through holes of the molding layer so as to surround side walls of the conductive connectors.

公开(公告)号：US11614524B2

公开(公告)日：2023-03-28

申请号：US17313578

申请日：2021-05-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Inoh Hwang ,  Dongjae Shin ,  Jungwoo Kim ,  Tatsuhiro Otsuka ,  Heesun Yoon

IPC: G01S7/487 ,  G01S7/481 ,  G01S17/06 ,  G01S17/42

Abstract: Light detection and ranging (LiDAR) systems and methods of operating the LiDAR systems are provided. The LiDAR system includes a light emitter configured to emit first lights of different wavelengths in a vertical direction and at different scanning angles with respect to a horizontal axis, a lens configured to converge second lights that are reflected from objects on which the first lights are emitted, and a light filter comprising an active-type device configured to adjust a transmission central wavelength of the active-type device to the different wavelengths of the first lights that are emitted from the light emitter. The LiDAR system further includes a controller configured to control an operation of the light emitter and the light filter, and a detector configured to detect light from the light emitter, and obtain information about the objects.

公开(公告)号：US20210373131A1

公开(公告)日：2021-12-02

申请号：US17400906

申请日：2021-08-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Inoh Hwang ,  Dongjae Shin ,  Jungwoo Kim ,  Junghyun Park ,  Byunggil Jeong ,  Byounglyong Choi

IPC: G01S7/48 ,  G02F1/29 ,  G02B27/00 ,  G01S7/00 ,  G02B26/10 ,  G01S17/06 ,  G01S7/4865 ,  G01S17/10 ,  G11B7/2433 ,  G02F1/01 ,  G01S17/89

Abstract: A light detection and ranging (LiDAR) system is provided including a beam steering device configured to modulate a phase of light from a light source and to output light in a plurality of directions at the same time, a receiver including a plurality of light detection elements configured to receive light that has been irradiated onto an object in the plurality of directions from the beam steering device and reflected from the object, and a processor configured to analyze position-specific distribution and/or time-specific distribution of light received by the receiver and to individually process the light lights irradiated onto the object in the plurality of directions.

公开(公告)号：US20210119649A1

公开(公告)日：2021-04-22

申请号：US16796201

申请日：2020-02-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Byoungjoong Kang ,  Jungwoo Kim ,  Pilsung Jang

IPC: H04B1/00 ,  H03F3/195 ,  H04B7/0413

Abstract: A radio-frequency integrated chip (RFIC) is described which provides a number of low noise amplifiers (LNAs) and load circuits. The low noise amplifiers are organized in groups. In some embodiments, a load circuit may be dedicated to a group or shared between groups. The RFIC includes an LNA group including a plurality of LNAs configured to amplify carrier signals related to a plurality of frequency bands, a second LNA group configured to amplify a plurality of second carrier signals, a first load circuit group dedicated to the first LNA group, a second load circuit group dedicated to the second LNA group, and a third load circuit group shared between the first LNA group and the second LNA group. In some embodiments the third load circuit group adaptively performs frequency down-conversion on a carrier signal amplified by at least one of the first LNA group and the second LNA group.

公开(公告)号：US10830876B2

公开(公告)日：2020-11-10

申请号：US15812492

申请日：2017-11-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tatsuhiro Otsuka ,  Jungwoo Kim ,  Heesun Yoon

IPC: G01S7/48 ,  G01S7/4861 ,  G01S17/10 ,  H03G7/08 ,  G01S7/4865 ,  H03G11/02 ,  G01J1/44

Abstract: Provided are a distance-measuring device and a method thereof. The distance-measuring device detects light reflected by an object and converts the light into electrical signals, outputs a saturation signal equal to or greater than a reference value from among the electrical signals, detects a peak using the saturation signal, and measures a distance to the object using the peak.