公开(公告)号：US20250031930A1

公开(公告)日：2025-01-30

申请号：US18917322

申请日：2024-10-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Samjong JEONG ,  Seho PARK ,  Sanghoon BAE ,  Jiseob AN ,  Seongu LEE ,  Jaeshik JEONG

IPC: A47L9/28 ,  A47L5/30 ,  A47L9/04 ,  A47L9/24 ,  H02J7/00

Abstract: A cordless vacuum cleaner is provided. The cordless vacuum cleaner includes a plurality of batteries and a method of controlling the same are provided. The cordless vacuum cleaner includes a main body, a suction fan, a suction motor arranged inside the main body and configured to rotate the suction fan, a charging circuit configured to charge the main body, a plurality of batteries charged and discharged through the charging circuit, memory storing one or more computer programs, and one or more processors communicatively coupled to the suction motor, the charging circuit, the plurality of batteries, and the memory, wherein the one or more computer programs include computer-executable instructions that, when executed by the one or more processors individually or collectively, cause the cordless vacuum cleaner to, based on state information about each of the plurality of batteries, control discharge of each of the plurality of batteries, and the state information includes a battery discharge amount of each of the plurality of batteries.

公开(公告)号：US20210210983A1

公开(公告)日：2021-07-08

申请号：US17140807

申请日：2021-01-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Wooram LEE ,  Seho PARK ,  Mingi SONG

IPC: H02J50/12 ,  H02J50/80 ,  H02J50/60

Abstract: Wireless charging methods and systems are provided for detecting foreign material by measuring a Q-factor based on a predefined packet and a transmission sequence while a wireless charging transmission device transmits power. An electronic device includes a battery; a coil; a wireless charging reception circuit; a power management module configured to control a charging state of the battery using a voltage supplied from the wireless charging reception circuit; and a processor configured to receive power from a wireless charging transmission device through the coil, determine whether a predetermined condition is satisfied while the battery is charged using the received power, and transmit a foreign material detection request packet to the wireless charging transmission device in response to determining that the predetermined condition is satisfied.

公开(公告)号：US20210013745A1

公开(公告)日：2021-01-14

申请号：US17031951

申请日：2020-09-25

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kyung-Woo LEE ,  Kang-Ho BYUN ,  Seho PARK

IPC: H02J50/12 ,  H02J50/40 ,  H02J50/80 ,  H04B5/00 ,  H02J50/10

Abstract: A wireless power transmitter and method are provided for transmitting charging power to a wireless power receiver. The method includes transmitting, to the wireless power receiver, a control signal including first time information and load change information; detecting a load change of the wireless power receiver during a period of time corresponding to the first time information; and determining that the wireless power receiver is authorized for charging, if the detected load change of the wireless power receiver corresponds to the load change information included in the control signal.

公开(公告)号：US20200036212A1

公开(公告)日：2020-01-30

申请号：US16263397

申请日：2019-01-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byungyeol CHOI ,  Seho PARK ,  Yusu KIM ,  Kyungmin PARK ,  Wooram LEE ,  Juhyang LEE ,  Yongsang YUN ,  Chihyun CHO

IPC: H02J7/02 ,  H02J50/12 ,  H02J50/80 ,  H04W12/06 ,  H04B5/00

Abstract: An electronic device and a method for controlling the operation of the electronic device are provided. The electronic device includes a wireless power reception circuit, a wireless communication circuit, and a processor configured to control to receive first identity information through a first in-band communication channel using the wireless power reception circuit, establish a first out-of-band communication channel based on the first identity information while the first in-band communication channel is established, receive second identity information through a second in-band communication channel while the first out-of-band communication channel is established, disconnect, when the first out-of-band communication channel is established while the second in-band communication channel is established, the first out-of-band communication channel, and establish a second out-of-band communication channel automatically based on the second identity information.

公开(公告)号：US20190305580A1

公开(公告)日：2019-10-03

申请号：US16442963

申请日：2019-06-17

Applicant: Samsung Electronics Co., Ltd.

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

IPC: H02J7/02 ,  H02J50/80 ,  H02J7/04

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：US20200313446A1

公开(公告)日：2020-10-01

申请号：US16834539

申请日：2020-03-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seho PARK ,  Kisun LEE ,  Kyusik CHOI

IPC: H02J7/00 ,  H02J7/02 ,  H01M10/42 ,  H01M10/46 ,  H01M10/44

Abstract: An electronic device includes a housing, a display exposed through one surface of the housing, at least one ground member, a first battery disposed in the housing and including a first anode and a first cathode, a second battery disposed in the housing and including a second anode and a second cathode electrically connected with the ground member, a charging circuit electrically connected with the first battery and the second battery, a charging interface electrically connected with the charging circuit, and a power management integrated circuit electrically connected with the charging interface and the charging circuit and managing power supplied to the electronic device. When an external power source is connected through the charging interface, the charging circuit connects the first battery and the second battery in series during a first time period and connects the first battery and the second battery in parallel during a second time period.

公开(公告)号：US20200280212A1

公开(公告)日：2020-09-03

申请号：US16880260

申请日：2020-05-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kihyun KIM ,  Kyungha KOO ,  Wooram LEE ,  Changhyung LEE ,  Jihye KIM ,  Jihong KIM ,  Yunjeong NOH ,  Seho PARK ,  Kumjong SUN ,  Ju-Hyang LEE ,  Mincheol HA ,  Sangmoo HWANGBO

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

Abstract: An electronic device is provided. The electronic device includes a housing, a wireless charging coil disposed inside the housing, a fan disposed inside the housing and in proximity to the coil, a temperature sensor disposed inside the housing and in proximity to the coil, a wireless charging circuit having the coil and configured to transmit power wirelessly to an external device via the coil, and a control circuit electrically connected to the fan, the temperature sensor, and the wireless charging circuit. The control circuit may be configured to receive a signal from the external device, receive data related to a temperature of the coil from the temperature sensor, and control the fan at least partially on the basis of at least one of the signal and the data.

公开(公告)号：US20190229771A1

公开(公告)日：2019-07-25

申请号：US16315940

申请日：2017-03-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ju-Hyang LEE ,  Keumsu SONG ,  Dongzo KIM ,  Yusu KIM ,  Seho PARK ,  Jung-Oh SUNG ,  Mincheol HA ,  Changjong SON ,  Seung-Nyun KIM ,  Yong Sang YUN

IPC: H04B5/00 ,  H02J50/12 ,  H02H9/04 ,  H02J50/70

Abstract: According to one embodiment of the present invention, an electronic apparatus can comprises: at least one antenna; a first circuit for wirelessly receiving or transmitting power by using at least one part of the at least one antenna; a second circuit for performing at least one communication by using at least one part of the at least one antenna; a first electrical path for connecting the at least one antenna to the first circuit; a second electrical path for connecting the at least one antenna to the second circuit; a third electrical path for connecting a point on the first electrical path to a point on the second electrical path; and at least one passive element or active element connected to at least one of the first electrical path, the second electrical path, and the third electrical path.

公开(公告)号：US20190052100A1

公开(公告)日：2019-02-14

申请号：US16152856

申请日：2018-10-05

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyungwoo LIM ,  Kihyun KIM ,  Seho PARK ,  Hyunsup PARK ,  Wooram LEE

IPC: H02J7/00 ,  H02J7/02 ,  H02J50/10

CPC classification number: H02J7/0027 ,  H02J7/0021 ,  H02J7/0024 ,  H02J7/0026 ,  H02J7/025 ,  H02J50/10

Abstract: An electronic device comprising: a battery having a plurality of cells that are connected in series; a circuit electrically connected to the battery; and a conductive pattern electrically connected to the circuit, wherein the circuit is configured to: receive a first signal wirelessly from a first external device by using the conductive pattern, charge at least some of the plurality of cells in the battery by using a power of the first signal, generate a second signal by changing a first voltage, that is produced by at least two of the plurality of cells in the battery, into a second voltage that is lower than the first voltage, and wirelessly transmit the second signal to a second external device, the second signal being transmitted by using the conductive pattern.

公开(公告)号：US20160268833A1

公开(公告)日：2016-09-15

申请号：US15066589

申请日：2016-03-10

Applicant: Samsung Electronics Co., Ltd.

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

IPC: H02J7/02 ,  H02J7/04

CPC classification number: H02J7/025 ,  H02J7/045 ,  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.

Abstract translation: 提供了一种支持快速无线充电的电子设备及其方法。 所述电子设备包括无线电力电路和与所述无线电力电路功能性连接的一个或多个处理器，其中所述一个或多个处理器被配置为通过所述无线电力电路执行检测外部电子设备，确定相应的无线功率信息 至少部分地基于无线电力信息确定外部电子设备是否支持第一充电电力或第二充电电力，通过无线电力电路向外部电子设备提供第一充电电力，以及 至少部分地基于外部电子设备支持第一充电功率的确定，以及至少部分地基于外部电子设备支持第二充电的确定，通过无线电力电路向外部电子设备提供第二充电电力 功率。