公开(公告)号：US20240214701A1

公开(公告)日：2024-06-27

申请号：US18532244

申请日：2023-12-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jihye KIM ,  Jinpyo Gwak ,  Dongeui Shin ,  Hyunseok Hong ,  Minsu Hwangbo

IPC: H04N25/50 ,  H04N25/706

CPC classification number: H04N25/50 ,  H04N25/706

Abstract: Provided is a time of flight (ToF) sensor and a method for controlling the ToF sensor. The ToF sensor includes a first light emitter configured to output first light of a first pattern, a second light emitter configured to output second light of a second pattern, an image sensor including a plurality of pixels, and at least one processor configured to control the first light emitter and the second light emitter to sequentially output the first light and the second light, obtain, based on the output first light and second light being received through the image sensor by being reflected by a plurality of objects, a first image frame corresponding to the received first light and a second image frame corresponding to the received second light, and identify distances between the ToF sensor and the plurality of objects based on the first image frame and the second image frame.

公开(公告)号：US20230410891A1

公开(公告)日：2023-12-21

申请号：US18458743

申请日：2023-08-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Byongmo MOON ,  Jihye KIM ,  Je Min RYU ,  Beomyong KIL ,  Sungoh AHN

IPC: G11C11/4093 ,  G06F3/06 ,  G11C11/4076 ,  G11C11/4096 ,  H01L25/18

CPC classification number: G11C11/4093 ,  G06F3/0604 ,  G06F3/0659 ,  G06F3/0679 ,  G11C11/4076 ,  G11C11/4096 ,  H01L25/18

Abstract: A method for using a high bandwidth memory controller includes providing a clock signal having a first clock frequency, providing a write strobe signal having a second clock frequency, providing a write command/address signal based on the clock signal, and providing a write data signal based on the write strobe signal. The first clock frequency is half of the second clock frequency, the write strobe signal has two cycles of pre-amble before the write data signal, and the write strobe signal has two cycles of post-amble after the write data signal.

公开(公告)号：US20230208208A1

公开(公告)日：2023-06-29

申请号：US18178545

申请日：2023-03-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yunjeong NOH ,  Kihyun KIM ,  Dongzo KIM ,  Jihye KIM ,  Keyic SON ,  Taehyeon YU ,  Kyungmin LEE ,  Hyungkoo CHUNG ,  Mincheol HA

IPC: H02J50/80 ,  H02J50/40 ,  H02J50/12 ,  H02J50/90 ,  H01F38/14

CPC classification number: H02J50/80 ,  H02J50/402 ,  H02J50/12 ,  H02J50/90 ,  H01F38/14

Abstract: An electronic device includes: coils; power conversion circuits configured to receive direct current (DC) power, convert the DC power into alternating current (AC) power, and output the AC power to the coils; and a processor. The processor is configured to: apply to the coils a ping signal of which a ping power section is repeated periodically and which has a plurality of ping power levels increasing in phases; confirm an SSP signal responding to the ping signal; and perform wireless power transmission by the coils on the basis of a ping power level in which the SSP signal is confirmed from among the plurality of ping power levels.

公开(公告)号：US20230009696A1

公开(公告)日：2023-01-12

申请号：US17948450

申请日：2022-09-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Heewon KIM ,  Seon Min RHEE ,  Jihye KIM ,  Ju Hwan SONG ,  Jaejoon HAN

IPC: G06V40/16 ,  G06T7/50 ,  G06F21/32 ,  G06K9/62 ,  G06N3/08 ,  G06V10/75

Abstract: A user authentication method and a user authentication apparatus acquire an input image including a frontalized face of a user, calculate a confidence map including confidence values, for authenticating the user, corresponding to pixels with values maintained in a depth image of the frontalized face of the user among pixels included in the input image, extract a second feature vector from a second image generated based on the input image and the confidence map, acquire a first feature vector corresponding to an enrolled image, and perform authentication of the user based on a correlation between the first feature vector and the second feature vector.

公开(公告)号：US20220188987A1

公开(公告)日：2022-06-16

申请号：US17383346

申请日：2021-07-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Heewon KIM ,  Seon Min RHEE ,  Jihye KIM ,  Seungju HAN

IPC: G06T5/00 ,  G06T5/50 ,  G06N3/08 ,  G06N3/04

Abstract: A method with image processing includes: generating a first surface normal image comprising surface normal vectors corresponding to pixels of a first depth image; and applying the first depth image and the first surface normal image to a first neural network, and acquiring a second depth image by changing the first depth image using the first neural network. The first neural network generates the second depth image to have an improved quality compared to the first depth image, based on an embedding vector that comprises a feature of the first depth image and a feature of the first surface normal image.

公开(公告)号：US20220148284A1

公开(公告)日：2022-05-12

申请号：US17518026

申请日：2021-11-03

Applicant: The Board of Trustees of the University of Illinois (Urbana, IL) ,  SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jihye KIM ,  Raymond Alexander Yeh ,  Alexander Gerhard Schwing ,  Yuan-Ting Hu

IPC: G06V10/25 ,  G06V10/24 ,  G06T7/11

Abstract: A segmentation method and segmentation apparatus are provided, where the segmentation method includes receiving image frames comprising a current frame and an adjacent frame to the current frame, determining a feature map to aggregate the image frames based on temporal information between the current frame and the adjacent frame, extracting a feature of a region of interest (ROI) corresponding to instances included in the current frame from the feature map, predicting a class of an object corresponding to the ROI based on the feature of the ROI, and segmenting the instances by correcting an amodal mask predicted corresponding to the class of the object based on the feature of the ROI.

公开(公告)号：US20210288526A1

公开(公告)日：2021-09-16

申请号：US17332335

申请日：2021-05-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Wooram LEE ,  Seho PARK ,  Kihyun KIM ,  Jihye KIM ,  Yunjeong NOH ,  Kumjong SUN ,  Mincheol HA ,  Sangmoo HWANGBO

IPC: H02J50/10 ,  H02J7/00 ,  H02J50/80

Abstract: An electronic device and a method thereof, which supports fast wireless charging, are provided. The electronic device includes a wireless power circuit, and one or more processors which are functionally connected with the wireless power circuit, wherein the one or more processors are configured to execute detecting an external electronic device through the wireless power circuit, determining wireless power information corresponding to the external electronic device, determining whether the external electronic device supports a first charging power or a second charging power, at least partially based on the wireless power information, providing the first charging power to the external electronic device through the wireless power circuit, at least partially based on the determination that the external electronic device supports the first charging power, and providing the second charging power to the external electronic device through the wireless power circuit, at least partially based on the determination that the external electronic device supports the second charging power.

公开(公告)号：US20210056332A1

公开(公告)日：2021-02-25

申请号：US17089902

申请日：2020-11-05

Applicant: Samsung Electronics Co., Ltd.

Inventor： SeungJu HAN ,  SungUn PARK ,  JaeJoon HAN ,  Jinwoo SON ,  ChangYong SON ,  Minsu KO ,  Jihye KIM ,  Chang Kyu CHOI

IPC: G06K9/00

Abstract: An object recognition apparatus and method are provided. The apparatus includes a processor configured to verify a target image using an object model and based on reference intermediate data extracted by a partial layer of the object model as used in an object recognition of an input image, in response to a failure of a verification of the input image after a success of the object recognition of the input image, and perform an additional verification of the target image in response to the target image being verified in the verifying of the target image.

公开(公告)号：US20200266670A1

公开(公告)日：2020-08-20

申请号：US16711262

申请日：2019-12-11

Applicant: Samsung Electronics Co., Ltd.

Inventor： Mincheol HA ,  Dongzo KIM ,  Kwangseob KIM ,  Kihyun KIM ,  Jihye KIM ,  Yunjeong NOH ,  Jungsu PARK ,  Kyungmin LEE ,  Woojin JUNG ,  Yongsang YUN

IPC: H02J50/60 ,  H02J7/00 ,  H02J50/10

Abstract: An electronic device including a coil, a power transmission circuit electrically connected with the coil, a detection circuit, and a control circuit. The control circuit of the electronic device configured to wirelessly output a first signal for identifying an access of a foreign object by first period intervals through the coil using the power transmission circuit, identify a change of the first signal using the detection circuit, wirelessly output the first signal by the first period intervals in response to a detection value of the changed first signal being less than or equal to a first threshold value, and wirelessly output the first signal by a second period intervals longer than the first period intervals in response to the detection value of the changed first signal exceeding the first threshold value.

公开(公告)号：US20190251684A1

公开(公告)日：2019-08-15

申请号：US16223382

申请日：2018-12-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Minsu KO ,  Seungju HAN ,  Jaejoon HAN ,  Jihye KIM ,  SungUn PARK ,  Chang Kyu CHOI

IPC: G06T5/50 ,  G06K9/00 ,  G06T3/00 ,  G06T5/00 ,  G06T7/00

CPC classification number: G06T5/50 ,  G06T5/003 ,  G06T2207/20212 ,  G06T2207/20221 ,  G06T2207/30201

Abstract: Disclosed is an image fusion method and apparatus. The fusion method includes detecting first feature points of an object in a first image frame from the first image frame; transforming the first image frame based on the detected first feature points and predefined reference points to generate a transformed first image frame; detecting second feature points of the object in a second image frame from the second image frame; transforming the second image frame based on the detected second feature points and the predefined reference points to generate a transformed second image frame; and generating a combined image by combining the transformed first image frame and the transformed second image frame.