公开(公告)号：US12112575B2

公开(公告)日：2024-10-08

申请号：US17570711

申请日：2022-01-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Solae Lee ,  Youngjun Kwak ,  Sungheon Park ,  Byung In Yoo ,  Yong-Il Lee ,  Hana Lee ,  Jiho Choi

IPC: G06V40/40 ,  G06F18/21 ,  G06F18/25 ,  G06T7/00 ,  G06V10/147 ,  G06V10/50 ,  G06V10/764 ,  G06V10/80 ,  G06V10/82

CPC classification number: G06V40/45 ,  G06F18/21 ,  G06F18/25 ,  G06T7/97 ,  G06V10/147 ,  G06V10/50 ,  G06V10/764 ,  G06V10/809 ,  G06V10/82 ,  G06T2207/20084 ,  G06T2207/20132

Abstract: A method and apparatus for detecting a liveness based on a phase difference are provided. The method includes generating a first phase image based on first visual information of a first phase, generating a second phase image based on second visual information of a second phase, generating a minimum map based on a disparity between the first phase image and the second phase image, and detecting a liveness based on the minimum map.

公开(公告)号：US11636577B2

公开(公告)日：2023-04-25

申请号：US16867749

申请日：2020-05-06

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seong-Jin Park ,  Jiwon Baek ,  Seungju Han ,  Minsu Ko ,  Solae Lee ,  Hana Lee

IPC: G06K9/00 ,  G06T5/00 ,  G06T7/33 ,  G06F3/01 ,  G06T7/60 ,  G06V40/16 ,  G06V40/40

Abstract: A processor-implemented method with blur estimation includes: acquiring size information of an input image; resizing the input image to generate a target image of a preset size; estimating a blur of the target image; and estimating a blur of the input image based on the size information of the input image.

公开(公告)号：US12148249B2

公开(公告)日：2024-11-19

申请号：US17570761

申请日：2022-01-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Solae Lee ,  Youngjun Kwak ,  Sungheon Park ,  Byung In Yoo ,  Yong-Il Lee ,  Hana Lee ,  Jiho Choi

IPC: G06V40/00 ,  G06F18/21 ,  G06F18/25 ,  G06T7/00 ,  G06V10/147 ,  G06V10/50 ,  G06V10/764 ,  G06V10/80 ,  G06V10/82 ,  G06V40/40

Abstract: A method and apparatus for detecting a liveness based on a phase difference are provided. The method includes generating a first phase image based on first visual information of a first phase, generating a second phase image based on second visual information of a second phase, generating a minimum map based on a disparity between the first phase image and the second phase image, and detecting a liveness based on the minimum map.

公开(公告)号：US11804070B2

公开(公告)日：2023-10-31

申请号：US16807565

申请日：2020-03-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hana Lee ,  Solae Lee ,  Minsu Ko ,  Jiwon Baek ,  Seungju Han

IPC: G06F21/32 ,  G06N3/08 ,  G06V10/20 ,  G06V10/24 ,  G06V40/16 ,  G06V40/40 ,  G06F18/214

CPC classification number: G06V40/169 ,  G06F18/214 ,  G06N3/08 ,  G06V10/20 ,  G06V10/243 ,  G06V40/162 ,  G06V40/171 ,  G06V40/45

Abstract: A liveness detection method and apparatus, and a facial verification method and apparatus are disclosed. The liveness detection method includes detecting a face region in an input image, measuring characteristic information of the face region, adjusting the measured characteristic information in response to the characteristic information not satisfying a condition, and performing a liveness detection on the face region with the adjusted characteristic information upon the measured characteristic information not satisfying the condition.

公开(公告)号：US12167116B2

公开(公告)日：2024-12-10

申请号：US17958564

申请日：2022-10-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byung In Yoo ,  Youngjun Kwak ,  Sungyoul Park ,  Solae Lee ,  Hana Lee ,  Jiho Choi

IPC: H04N23/61 ,  H04N23/69 ,  H04N23/695

Abstract: A device and method with object recognition is included. In one general aspect, an electronic device includes a camera sensor configured to capture a first image of a scene, the camera sensor is configured to perform at least one type of physical camera motion relative to the electronic device, the at least one type of physical camera motion includes rolling, panning, tilting, or zooming the camera sensor relative to the electronic device, and a processor configured to control the camera sensor to perform a physical motion of the physical camera motion type based on detecting an object in the first image, acquire a second image captured using the camera sensor as adjusted based on the performed physical motion, and recognize the object in the second image.

公开(公告)号：US11694480B2

公开(公告)日：2023-07-04

申请号：US17313437

申请日：2021-05-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Solae Lee ,  Youngjun Kwak ,  Sungheon Park ,  Byung In Yoo ,  Yong-Il Lee ,  Hana Lee ,  Jiho Choi ,  Jaejoon Han

IPC: G06V40/40 ,  G06V10/30 ,  G06V40/16 ,  G06T5/00 ,  G06T5/20

CPC classification number: G06V40/45 ,  G06T5/003 ,  G06T5/20 ,  G06V10/30 ,  G06V40/161 ,  G06T2207/20084 ,  G06T2207/30201

Abstract: A processor-implemented method with liveness detection includes: receiving a plurality of phase images of different phases; generating a plurality of preprocessed phase images by performing preprocessing, including edge enhancement processing, on the plurality of phase images of different phases; generating a plurality of differential images based on the preprocessed phase images; generating a plurality of low-resolution differential images having lower resolutions than the differential images, based on the differential images; generating a minimum map image based on the low-resolution differential images; and performing a liveness detection on an object in the phase images based on the minimum map image.

公开(公告)号：US11354535B2

公开(公告)日：2022-06-07

申请号：US16856221

申请日：2020-04-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jiho Choi ,  Solae Lee ,  Hana Lee ,  Youngjun Kwak ,  Byung In Yoo ,  Yong-Il Lee

IPC: G06K9/62 ,  G06N3/08 ,  G06V10/25 ,  G06V20/80

Abstract: A method with image recognition includes: extracting, using a feature extraction layer, feature data from an input image received by an image sensor; and outputting a recognition result of an object appearing in the input image, by applying a fixed mask and a variable mask to the extracted feature data, wherein the variable mask is adjusted in response to the extracted feature data.

公开(公告)号：US12211311B2

公开(公告)日：2025-01-28

申请号：US17106807

申请日：2020-11-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungheon Park ,  Youngjun Kwak ,  Byungin Yoo ,  Solae Lee ,  Yong-Il Lee ,  Hana Lee ,  Jiho Choi

IPC: G06V40/16 ,  G06F18/21 ,  G06F18/24 ,  G06N3/08 ,  G06T7/70 ,  G06V10/44 ,  G06V10/82

Abstract: Disclosed is an object recognition method and object recognition apparatus. The object recognition method may include detecting an object region comprising an object in an input image, determining scores corresponding to regions of the object region, determining weights based on the scores and detection information of the object region, determining a final score based on the scores and the determined weights, and determining a result of recognizing the object based on the final score.

公开(公告)号：US11836235B2

公开(公告)日：2023-12-05

申请号：US17991213

申请日：2022-11-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hana Lee ,  Youngjun Kwak ,  Sungheon Park ,  Hyeongwook Yang ,  Byung In Yoo ,  Juwoan Yoo ,  Solae Lee ,  Yong-Il Lee ,  Jiho Choi

IPC: G06F21/32 ,  G06N3/02 ,  G06V40/40 ,  G06V10/56 ,  G06V10/764 ,  G06V10/82 ,  G06V10/147 ,  G06V40/16 ,  G06V10/60

CPC classification number: G06F21/32 ,  G06N3/02 ,  G06V10/147 ,  G06V10/56 ,  G06V10/60 ,  G06V10/764 ,  G06V10/82 ,  G06V40/166 ,  G06V40/168 ,  G06V40/45

Abstract: Disclosed is a method and apparatus for testing a liveness, where the liveness test method includes receiving a color image and a photodiode (PD) image of an object from an image sensor comprising a pixel formed of a plurality of PDs, preprocessing the color image and the PD image, and determining a liveness of the object by inputting a result of preprocessing the color image and a result of preprocessing the PD image into a neural network.

公开(公告)号：US11508188B2

公开(公告)日：2022-11-22

申请号：US17022451

申请日：2020-09-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hana Lee ,  Youngjun Kwak ,  Sungheon Park ,  Hyeongwook Yang ,  Byung In Yoo ,  Juwoan Yoo ,  Solae Lee ,  Yong-Il Lee ,  Jiho Choi

IPC: G06V40/40 ,  G06N3/02 ,  G06V10/56 ,  G06V10/60

Abstract: Disclosed is a method and apparatus for testing a liveness, where the liveness test method includes receiving a color image and a photodiode (PD) image of an object from an image sensor comprising a pixel formed of a plurality of PDs, preprocessing the color image and the PD image, and determining a liveness of the object by inputting a result of preprocessing the color image and a result of preprocessing the PD image into a neural network.