公开(公告)号：US20220028377A1

公开(公告)日：2022-01-27

申请号：US17309363

申请日：2019-11-25

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaesun SHIN ,  Joonrae CHO ,  Jeongman LEE

IPC: G10L15/20 ,  G10L21/0216 ,  G10L15/22 ,  H04R1/32

Abstract: An electronic device and a method for controlling same are provided. The present electronic device comprises: a communication unit; and a processor configured to receive multiple audio signals via the communication unit, the multiple audio signals being acquired by multiple external electronic devices which have microphones, respectively, and which are positioned at different places, via microphones thereof, the processor being configured to determine at least one audio signal including a user voice uttered by a user among the multiple audio signals and to perform voice recognition regarding an audio signal acquired from the determined audio signals on the basis of the intensity of the determined audio signals.

公开(公告)号：US20210376668A1

公开(公告)日：2021-12-02

申请号：US17330932

申请日：2021-05-26

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jeongman LEE ,  Beomwoo GU ,  Jaeseok PARK ,  Jaehyun PARK ,  Sungku YEO ,  Chongmin LEE ,  Hyoseok HAN

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

Abstract: The disclosure provides an electronic device and a method for controlling wireless charging in the electronic device. An electronic device includes: a sensor, a battery, a resonance circuit configured to wirelessly receive power, a rectification circuit configured to rectify an alternating current (AC) power provided from the resonance circuit into a direct current (DC) power, a DC/DC converter configured to convert the DC power provided from the rectification circuit to output a converted power, a charging control circuit configured to charge the battery using the converted power provided from the DC/DC converter, and a controller, and the controller may be configured to: identify movement information of the electronic device corresponding to a value sensed via the sensor, identify a voltage value of the DC power rectified via the rectification circuit, and control an output of the DC/DC converter based on the movement information and the voltage value.

公开(公告)号：US20210288201A1

公开(公告)日：2021-09-16

申请号：US17262484

申请日：2019-07-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Daehyun KIM ,  Youngjun PARK ,  Jeongman LEE ,  Kyungwoo LEE ,  Chongmin LEE

IPC: H01L31/055 ,  H01L31/054 ,  H02S10/20 ,  H02S40/30

Abstract: According to various embodiments, an electronic device comprises: a polymer including a plurality of quantum dots; at least one first solar cell disposed on a lower portion of the polymer; and at least one second solar cell disposed on a side portion of the polymer; and a battery configured to be charged with electrical energy from at least one of the first solar battery or the second solar battery, wherein: the first solar battery, in a first wavelength band, has a conversion efficiency greater than or equal to a threshold value; the second solar battery, in a second wavelength band different from the first wavelength band, has a conversion efficiency greater than or equal to the threshold value; and the wavelength of light that passes through the polymer may be within the first wavelength band, and the wavelength of light that is absorbed by at least some of the plurality of quantum dots and then remitted may be within the second wavelength bandwidth. Other various embodiments are possible.

公开(公告)号：US20210265862A1

公开(公告)日：2021-08-26

申请号：US17036940

申请日：2020-09-29

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungku YEO ,  Chongmin LEE ,  Jaeseok PARK ,  Youngho RYU ,  Jeongman LEE

IPC: H02J50/10 ,  H02K7/14 ,  H05K5/02 ,  B25J13/00 ,  B25J9/12

Abstract: An electronic device and a method of controlling the electronic device are provided. The electronic device includes: a first housing, a second housing configured to detachably and rotatably engage with the first housing upon a first rotation axis, and defining an inner space when engaged with the first housing, a first waveguide supported by the first housing and extending toward the second housing along the first rotation axis in the inner space, a second waveguide supported by the second housing, extending toward the first housing along the first rotation axis in the inner space, and aligned to be spaced apart from the first waveguide by a predetermined distance, a first coil disposed in the first housing and outside the first waveguide, and a second coil disposed in the second housing, outside the second waveguide, and at a position corresponding to the first coil.