公开(公告)号：US20170238818A1

公开(公告)日：2017-08-24

申请号：US15432415

申请日：2017-02-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Aman GAURAV ,  Maram MAHEEDHAR ,  Vijay Narayan TIWARI ,  Rangavittal NARAYANAN

IPC: A61B5/021 ,  A61B5/026 ,  A61B5/0295 ,  A61B5/00

Abstract: A method and an electronic device for measuring blood pressure are provided. The method includes illuminating, by a PPG sensor included in the electronic device, skin of a user and measuring a PPG signal based on an illumination absorption by the skin. Further, the method also includes extracting, by the electronic device, a plurality of parameters from the PPG signal, wherein the parameters may comprise PPG features, Heart Rate Variability (HRV) features, Acceleration Plethysmograph (APG) features, and non-linear features. The method also includes estimating, by the electronic device, the BP based on the extracted plurality of parameters.

公开(公告)号：US20180199856A1

公开(公告)日：2018-07-19

申请号：US15742808

申请日：2016-07-05

Applicant: Samsung Electronics Co., Ltd.

Inventor： Vijay Narayan TIWARI ,  Shankar M. VENKATESAN ,  Rangavittal NARAYANAN

IPC: A61B5/103 ,  A61B5/00 ,  G06T7/90 ,  G06T7/00

CPC classification number: A61B5/1032 ,  A61B5/0077 ,  A61B5/1034 ,  A61B5/441 ,  A61B5/443 ,  A61B5/444 ,  A61B5/445 ,  A61B5/449 ,  A61B5/486 ,  A61B5/6898 ,  A61B5/7264 ,  A61B5/743 ,  A61B2576/00 ,  G06T7/0012 ,  G06T7/90 ,  G06T2207/10024 ,  G06T2207/30088 ,  H04M1/72569 ,  H04M2250/52

Abstract: Provided are an electronic device and method for providing information related to a skin type of an object. The electronic device includes: a camera configured to capture at least one image including a skin portion and a non-skin portion of an object; and a processor configured to determine at least one color ratio between the skin portion and the non-skin portion from the at least one image, and determine a skin type of the object based on the determined at least one color ratio.

公开(公告)号：US20240096133A1

公开(公告)日：2024-03-21

申请号：US18512693

申请日：2023-11-17

Applicant: Samsung Electronics Co., Ltd.

Inventor： Vijay Narayan TIWARI ,  Ankur TRISAL ,  Dewanshu HASWANI ,  Ashish GOYAL

IPC: G06V40/18 ,  G01S7/41 ,  G01S13/89 ,  G06T7/60 ,  G06T7/70 ,  G06V40/19

CPC classification number: G06V40/197 ,  G01S7/412 ,  G01S13/89 ,  G06T7/60 ,  G06T7/70 ,  G06V40/19 ,  G06T2207/10028 ,  G06T2207/30201

Abstract: A method and a system for image capturing of an eye are provided. The image capturing method in an electronic device includes directing radar signals on one or more portions of the eye that is required to be captured, determining an amount of signals absorbed into one or more portions of the eye by measuring the amount of signals reflected by one or more portions of the eye and estimating size of one or more portions of the eye based on the amount of signals absorbed, and generating an image of the eye having the portions with the estimated sizes.

公开(公告)号：US20230137710A1

公开(公告)日：2023-05-04

申请号：US17979536

申请日：2022-11-02

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ankur TRISAL ,  Vijay Narayan TIWARI

IPC: G01S13/02 ,  G01S13/56 ,  G01S7/02

Abstract: Methods and apparatuses for managing objects are provided. A method performed by an electronic device includes monitoring, using an ultra-wide band (UWB) sensor of the electronic device, at least one object over a time period; based on the monitoring of the at least one object, extracting a variation in at least one of a material property parameter of the at least one object and a motion parameter of the at least one object; generating a pattern based on the variation in the at least one of the material property parameter and the motion parameter; and identifying, based on the generated pattern, an anomaly of the at least one object.

公开(公告)号：US20190026451A1

公开(公告)日：2019-01-24

申请号：US16038749

申请日：2018-07-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Shankar Mosur VENKATESAN ,  Vijay Narayan TIWARI

IPC: G06F21/32 ,  G06K9/00 ,  G06T17/00

Abstract: A method for generating a three-dimensional (3D) biometric model of a user's body part is provided. The method includes detecting, by at least one imaging sensor of the electronic device, the body part, capturing by the at least two imaging sensors a first image of a first portion of the body part and a second image of a second portion of the body part, generating the 3D biometric model of the body part using the first image and the second image of the body part, and storing the 3D biometric model of the body part.

公开(公告)号：US20250159073A1

公开(公告)日：2025-05-15

申请号：US19024553

申请日：2025-01-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dewanshu HASWANI ,  Vijay Narayan TIWARI ,  Sumanta BARUAH ,  Ankur TRISAL

IPC: H04M1/72454 ,  G01S13/02 ,  H04M1/72403

Abstract: Embodiments herein provide an electronic device and a single-handed operation assistance method for the electronic device. provide single-handed operation assistance method for an electronic device. The method includes detecting, by the electronic device, a single-hand use state of the electronic device. The method includes determining, by the electronic device, a location of a finger of a hand of a user relative to a location of a UI element being displayed on a screen of the electronic device. The method further includes altering, by the electronic device, a location of the at least one UI element to be closer to the finger based on the location of the finger of the hand of the user.

公开(公告)号：US20210030270A1

公开(公告)日：2021-02-04

申请号：US16967948

申请日：2019-02-07

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ashish GOYAL ,  Vijay Narayan TIWARI ,  Tushar SIRCAR ,  Aloknath DE

IPC: A61B3/103 ,  G02B27/01 ,  G06K9/00

Abstract: Accordingly, the embodiments of the disclosure provide a method for determining refractive power of an eye of a wearer. The method includes causing to display, by a first electronic device (100), a virtual image of at least one optotype on a display (202) of a second electronic device (200). Further, the method includes varying, by the first electronic device (100), a focus of the optotypes to provide changes in an optical prescription. Further, the method includes conducting, by the first electronic device (100), an eye exam of the wearer based on the varied focus of the optotypes. Further, the method includes determining, by the first electronic device (100), the refractive power of the eye of the wearer.

公开(公告)号：US20200073476A1

公开(公告)日：2020-03-05

申请号：US16493168

申请日：2018-03-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Vijay Narayan TIWARI ,  Joy BOSE ,  Ajit S. BOPARDIKAR ,  Tushar SIRCAR ,  Dattanand Arun RAYKAR ,  Aarshee MISHRA ,  Anirban BHADURI ,  Amit NANDAN

IPC: G06F3/01 ,  G02B27/01

Abstract: Embodiments herein disclose systems and methods for determining defect in visual field of a user. The present disclosure relates to field of medical analysis and diagnostics and more particularly relates to systems and methods for determining neurological visual diseases of the user by using the Virtual Reality (VR) display device such as a Head Mounted Display (HMD) device. The method includes providing visual stimuli along with a center weighted object to test the neurological visual disease of the user. The method includes generating a heat map or a graph to display region of blind spot in the eye of user.

公开(公告)号：US20180080818A1

公开(公告)日：2018-03-22

申请号：US15709049

申请日：2017-09-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Vijay Narayan TIWARI ,  Soumyabrata DEY ,  Saswata SAHOO ,  Rangavittal NARAYANAN ,  Aloknath DE

IPC: G01J1/42 ,  G01J1/02

CPC classification number: G01J1/4209 ,  G01J1/0219 ,  G01J1/0228 ,  G01J1/0242 ,  G01J1/4204 ,  G01J1/429 ,  G01J2001/4266

Abstract: An electronic device for determining an ultraviolet (UV) dose includes a memory, at least one non-UV sensor, a display, and a processor, coupled to the memory, the at least one non-UV sensor, and the display. The processor is configured to determine a context of the electronic device, obtain information of ambient light using one or more parameter sensed by the light sensor, estimate an ultraviolet (UV) dose based on the context of the electronic device and the information of ambient light, and control the display to output information of the UV dose.

公开(公告)号：US20160081620A1

公开(公告)日：2016-03-24

申请号：US14858833

申请日：2015-09-18

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Rangavittal NARAYANAN ,  Vijay Narayan TIWARI ,  Saswata SAHOO ,  Mithun Manjnath NAYAK ,  Shankar M. VENKATESAN ,  Aloknath DE ,  Vivek JILLA ,  Choong-hyun LEE ,  Subramanian RAMAKRISHNAN ,  Ramachandran NARASIMHAMURTHY ,  Avinash PRASAD

IPC: A61B5/00 ,  A63B24/00 ,  A61B5/0205

Abstract: An apparatus includes: a receiving unit for receiving a sensor signal for a body of a user from a wearable apparatus; a controller for classifying a physical activity of the user as one of a plurality of predefined activity models based on the received sensor signal, and generating prediction information about the body of the user based on a result of the classifying and profile information about the user; and an output device for outputting health care information to the user based on the prediction information.

Abstract translation: 一种装置包括：接收单元，用于从可穿戴设备接收用户身体的传感器信号; 控制器，用于基于所接收的传感器信号将用户的身体活动分类为多个预定活动模型之一，并且基于关于用户的分类和简档信息的结果生成关于用户身体的预测信息; 以及输出装置，用于基于预测信息向用户输出保健信息。