公开(公告)号：US20200297215A1

公开(公告)日：2020-09-24

申请号：US16701740

申请日：2019-12-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Minhyun CHO ,  Taehyeon KIM ,  Seunghyun LEE ,  Jeongsu LEE ,  Daehyeong LIM ,  Daniel JOE ,  Seongmin JE

IPC: A61B5/0205 ,  A61B5/00

Abstract: Provided is an electronic device including a housing; a battery; a user interface; a photoplethysmogram (PPG) sensor including a light receiving module exposed through a portion of the housing, at least one light emitting diode (LED), and at least one photodiode; a processor operatively connected to the battery, the user interface, and the PPG sensor; and a memory. According to an embodiment, the memory stores instructions that, when executed, cause the processor to determine whether the PPG sensor is facing a surface of an external object having a reference color, determine whether to perform a test of the PPG sensor based on whether the PPG sensor is facing the surface, receive data from the PPG sensor by operating the PPG sensor in response to determining to perform the test, and perform calibration of the PPG sensor based on at least a portion of the received data. Other embodiments are possible.

公开(公告)号：US20210013204A1

公开(公告)日：2021-01-14

申请号：US17015307

申请日：2020-09-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： KYUNGIN CHOI ,  Taehyeon KIM ,  HONGSHIK SHIN ,  TAEGON KIM ,  JAEYOUNG PARK ,  YUICHIRO SASAKI

IPC: H01L27/092 ,  H01L21/225 ,  H01L21/768 ,  H01L21/8238 ,  H01L29/66 ,  H01L29/78 ,  H01L29/417

Abstract: A method of fabricating a semiconductor device includes pattering an upper portion of a substrate to form a first active pattern, the substrate including a semiconductor element having a first lattice constant, performing a selective epitaxial growth process on an upper portion of the first active pattern to form a first source/drain region, doping the first source/drain region with gallium, performing an annealing process on the first source/drain region doped with gallium, and forming a first contact pattern coupled to the first source/drain region. The first source/drain region includes a semiconductor element having a second lattice constant larger than the first lattice constant.

公开(公告)号：US20190287969A1

公开(公告)日：2019-09-19

申请号：US16419318

申请日：2019-05-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： KYUNGIN CHOI ,  Taehyeon KIM ,  HONGSHIK SHIN ,  TAEGON KIM ,  JAEYOUNG PARK ,  YUICHIRO SASAKI

IPC: H01L27/092 ,  H01L21/225 ,  H01L21/768 ,  H01L29/78 ,  H01L29/66 ,  H01L21/8238

Abstract: A method of fabricating a semiconductor device includes pattering an upper portion of a substrate to form a first active pattern, the substrate including a semiconductor element having a first lattice constant, performing a selective epitaxial growth process on an upper portion of the first active pattern to form a first source/drain region, doping the first source/drain region with gallium, performing an annealing process on the first source/drain region doped with gallium, and forming a first contact pattern coupled to the first source/drain region. The first source/drain region includes a semiconductor element having a second lattice constant larger than the first lattice constant.

公开(公告)号：US20220192530A1

公开(公告)日：2022-06-23

申请号：US17545658

申请日：2021-12-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Joongwoo AHN ,  Taehyeon KIM ,  Minkyung HWANG

IPC: A61B5/024 ,  A61B5/00 ,  A61B5/0205

Abstract: A wearable device may include a housing, a plurality of photo-sensors that are arranged on the housing or arranged to be exposed outside through the housing, and configure at least one array, and at least one processor, wherein the at least one processor is configured to obtain a plurality of biometric signals, based on outputting light through the plurality of photo-sensors, identify qualities of the obtained a plurality of biometric signals, determine, based on the identified qualities, at least one photo-sensor among the plurality of photo-sensors as a sensor for identification of biometric information, and identify biometric information, based on a biometric signal obtained from the at least one photo-sensor, and output the identified biometric information

公开(公告)号：US20210275102A1

公开(公告)日：2021-09-09

申请号：US17190582

申请日：2021-03-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Minhyun CHO ,  Hyunjun JUNG ,  Younghyun KIM ,  Taehyeon KIM ,  Daehyeong LIM ,  Jeongmin PARK

IPC: A61B5/00 ,  A61B5/256

Abstract: A wearable electronic device is disclosed, including a housing including a front plate and a rear plate, three or more rear-side electrodes disposed on the rear plate, a biometric signal processing circuit disposed within the housing, and a processor disposed within the housing and operatively connected to the biometric signal processing circuit. The processor is configured to: based on first information, execute an electrode combining operation by setting at least one rear-side electrode as a first electrode set, and setting at least one other rear-side electrode as a second electrode set, determine whether to execute a recombination operation of the three or more rear-side electrodes based on second information, and detect biometric information using the first electrode set and the second electrode set.

公开(公告)号：US20190380586A1

公开(公告)日：2019-12-19

申请号：US16431031

申请日：2019-06-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaehyuck PARK ,  Minhyun CHO ,  Hyoujoo KWON ,  Jungmo KIM ,  Taehyeon KIM ,  Jinhee WON ,  Wonseok LEE ,  Daehyeong LIM ,  Daeung JEONG

IPC: A61B5/00

Abstract: An electronic device is provided. The electronic device includes a housing, light emitting diodes (LEDs) of a first number, photodetectors of a second number, and a control circuit operatively connected to the LEDs and the photodetectors. The control circuit is configured to cause the LEDs of a third number to emit light sequentially or simultaneously and to cause the photodetectors of a fourth number to detect light from the LEDs of the third number. The third number is 1 or 2. The fourth number is one of an integer that is not less than 2 and is not greater than the second number.

公开(公告)号：US20240215839A1

公开(公告)日：2024-07-04

申请号：US18606457

申请日：2024-03-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taehyeon KIM ,  Donguk KWAK ,  Daehyeong LIM ,  Daeung JEONG ,  Jeongmin PARK

IPC: A61B5/0225 ,  A61B5/00 ,  A61B5/024

CPC classification number: A61B5/02255 ,  A61B5/02433 ,  A61B5/6802

Abstract: An electronic device and a method for controlling the electronic device are provided. The electronic device includes a motion sensor and optical sensors. Each of the optical sensors includes a light emitter and a light receiver. The optical sensors are separately driven to determine a respective signal characteristic of each of the optical sensors. A current state of an object to be measured is determined, based on at least one signal received through the motion sensor or the optical sensors. A light emitter of at least one of the optical sensors is driven, based on the respective signal characteristics of the optical sensors according to the current state of the object to be measured. Based on the respective signal characteristics of the optical sensors, a light signal sensed through a light receiver of at least one of the optical sensors is selected and received.

公开(公告)号：US20190069781A1

公开(公告)日：2019-03-07

申请号：US16054426

申请日：2018-08-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taehyeon KIM ,  Jeongsu LEE ,  Daehyeong LIM ,  Minhyun CHO ,  Jinwoo SEO ,  Jeongmin PARK

IPC: A61B5/00 ,  G06F1/16 ,  A61B5/11 ,  G04B47/06

Abstract: An electronic device for obtaining biological information and a method therefor are provided. The electronic device includes a biometric sensor module including a light emitting module including a first light emitting element having a first attribute and a second light emitting element having a second attribute and light receiving modules disposed adjacent to the light emitting modules, and at least one processor. The at least one processor is configured to determine a distance between the biometric sensor module and an external object based on at least reflected light reflected by collision with the external object among light output from the light emitting module, select at least one of the first light emitting element or the second light emitting element based on the distance, and obtain biometric information about the external object using the selected light emitting element.

公开(公告)号：US20180286861A1

公开(公告)日：2018-10-04

申请号：US15793442

申请日：2017-10-25

Applicant: Samsung Electronics Co., Ltd.

Inventor： KYUNGIN CHOI ,  Taehyeon KIM ,  HONGSHIK SHIN ,  TAEGON KIM ,  JAEYOUNG PARK ,  YUICHIRO SASAKI

IPC: H01L27/092 ,  H01L21/768 ,  H01L21/225

CPC classification number: H01L27/0922 ,  H01L21/2253 ,  H01L21/76841 ,  H01L21/823814 ,  H01L27/092 ,  H01L29/161 ,  H01L29/165 ,  H01L29/665 ,  H01L29/66545 ,  H01L29/7848 ,  H01L29/785

Abstract: A method of fabricating a semiconductor device includes pattering an upper portion of a substrate to form a first active pattern, the substrate including a semiconductor element having a first lattice constant, performing a selective epitaxial growth process on an upper portion of the first active pattern to form a first source/drain region, doping the first source/drain region with gallium, performing an annealing process on the first source/drain region doped with gallium, and forming a first contact pattern coupled to the first source/drain region. The first source/drain region includes a semiconductor element having a second lattice constant larger than the first lattice constant.