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公开(公告)号：US11159064B2
公开(公告)日：2021-10-26
申请号：US16246726
申请日：2019-01-14
Applicant: Samsung Electronics Co., Ltd.
Inventor： Wooram Lee , Hyungjun Kwon , Yusu Kim , Kyungmin Park , Juhyang Lee , Byungyeol Choi
Abstract: An electronic device may include a display, a power reception circuit, and a processor. The processor may perform wireless charging by receiving power wirelessly from an external electronic device through the power reception circuit, and receive data on one or more reasons to stop wireless charging from the external electronic device during the wireless charging. Also, the processor may transmit acknowledge (ACK) data to the external electronic device in response to receiving the data on the one or more reasons to stop wireless charging, and display, through the display, at least one reason to stop wireless charging included in the data on the one or more reasons to stop wireless charging. Other embodiments are possible.
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公开(公告)号：US12176732B2
公开(公告)日：2024-12-24
申请号：US17428908
申请日：2020-01-23
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hyundeok Seo , Byunghwa Park , Kyungmin Park , Juhyang Lee , Hyunho Lee , Byungyeol Choi , Yusu Kim , Chihyun Cho
Abstract: An electronic device may comprise: a battery; a charging circuit; a wireless power receiver circuit configured to acquire transmitted power wirelessly output from an external electronic device; and a processor. The processor may be configured to control the electronic device to: charge the battery through the charging circuit using received power acquired through the wireless power receiver circuit; identify at least one piece of information related to the charging, while the charging operation is performed; transmit a designated signal corresponding to suspension of the transmitted power to the external electronic device such that the external electronic device enters a wireless charging standby mode, in which the external electronic device holds the operation of outputting the transmitted power, at least partially based on the at least one piece of information; identify first situation information regarding the electronic device during the wireless charging standby mode; identify second situation information regarding the electronic device, in response to identifying the first situation information; and sense the electronic device being detached from the external electronic device based on the electronic device corresponding to the first situation information and the second situation information.
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公开(公告)号：US11515715B2
公开(公告)日：2022-11-29
申请号：US16513474
申请日：2019-07-16
Applicant: Samsung Electronics Co., Ltd.
Inventor： Juhyang Lee , Yusu Kim , Kyungmin Park , Wooram Lee , Byungyeol Choi , Yongsang Yun , Chihyun Cho
Abstract: According to various embodiments, an electronic device may include: a battery; a charging circuit; a wireless power reception circuit configured to acquire transmission power wirelessly output from an external electronic device; and a processor, wherein the processor is configured to charge the battery through the charging circuit by using reception power acquired through the wireless power reception circuit, obtain status information related to the charging operation during the charging operation, and transmit a specified signal, corresponding to pausing of the transmission power, to the external electronic device such that the external electronic device pauses outputting of the transmission power, at least on the basis of the status information. In addition to the various embodiments according, other various embodiments are also possible.
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公开(公告)号：US11527922B2
公开(公告)日：2022-12-13
申请号：US16573329
申请日：2019-09-17
Applicant: Samsung Electronics Co., Ltd.
Inventor： Wooram Lee , Seho Park , Yusu Kim , Kyungmin Park , Juhyang Lee , Byungyeol Choi
Abstract: A wireless power transmitter is provided. The wireless power transmitter includes an inverter configured to output alternating current (AC) power using direct current (DC) power, a coil configured to receive the AC power, and a control circuitry, wherein the control circuitry is configured to identify an input associated with transmitting the AC power, output the AC power at a specified frequency determined according to the input, using the inverter, transmit the AC power to an external electronic device using the coil, and, while at least partially transmitting the AC power to the external electronic device, transmit information associated with an amount of the DC power input to the inverter to output the AC power to the external electronic device, such that the external electronic device identifies transmission efficiency of the AC power using the information associated with the amount of DC power.
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公开(公告)号：US20200266661A1
公开(公告)日：2020-08-20
申请号：US16776035
申请日：2020-01-29
Applicant: Samsung Electronics Co., Ltd.
Inventor： Kyungmin PARK , Juhyang Lee , Hyunho Lee , Byungyeol Choi , Kangjun Ko , Yusu Kim , Hyundeok Seo , Mingi Song , Wooram Lee , Chihyun Cho
Abstract: An electronic device includes a housing including a first plate, a second plate spaced apart from the first plate and facing the first plate, and a side member at least partially surrounding a space between the first plate and the second plate, a display located in the space and visible through the first plate, a conductive coil parallel to the second plate and disposed between the display and the second plate, a wireless charging circuit electrically connected to the conductive coil, and a processor operationally connected with the display and the wireless charging circuit. The processor receives a power control signal from an external device, applies a charging current to the conductive coil, based on the power control signal, senses whether a specified event occurs while the charging current is applied, and when the specified event occurs, transmits information for setting a charging power corresponding to the specified event to the external device.
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Patent Agency Ranking
公开(公告)号：US12107443B2
公开(公告)日：2024-10-01
申请号：US17509263
申请日：2021-10-25
Applicant: Samsung Electronics Co., Ltd.
Inventor： Wooram Lee , Hyungjun Kwon , Yusu Kim , Kyungmin Park , Juhyang Lee , Byungyeol Choi
CPC classification number: H02J50/80 , H02J7/0031 , H02J50/10 , H02J50/12 , H02J50/60 , H04B5/79 , H04L5/0055 , H02J7/00304
Abstract: An electronic device may include a display, a power reception circuit, and a processor. The processor may perform wireless charging by receiving power wirelessly from an external electronic device through the power reception circuit, and receive data on one or more reasons to stop wireless charging from the external electronic device during the wireless charging. Also, the processor may transmit acknowledge (ACK) data to the external electronic device in response to receiving the data on the one or more reasons to stop wireless charging, and display, through the display, at least one reason to stop wireless charging included in the data on the one or more reasons to stop wireless charging. Other embodiments are possible.
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公开(公告)号：US11362542B2
公开(公告)日：2022-06-14
申请号：US16776035
申请日：2020-01-29
Applicant: Samsung Electronics Co., Ltd.
Inventor： Kyungmin Park , Juhyang Lee , Hyunho Lee , Byungyeol Choi , Kangjun Ko , Yusu Kim , Hyundeok Seo , Mingi Song , Wooram Lee , Chihyun Cho
Abstract: An electronic device includes a housing including a first plate, a second plate spaced apart from the first plate and facing the first plate, and a side member at least partially surrounding a space between the first plate and the second plate, a display located in the space and visible through the first plate, a conductive coil parallel to the second plate and disposed between the display and the second plate, a wireless charging circuit electrically connected to the conductive coil, and a processor operationally connected with the display and the wireless charging circuit. The processor receives a power control signal from an external device, applies a charging current to the conductive coil, based on the power control signal, senses whether a specified event occurs while the charging current is applied, and when the specified event occurs, transmits information for setting a charging power corresponding to the specified event to the external device.
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公开(公告)号：US11569686B2
公开(公告)日：2023-01-31
申请号：US16794649
申请日：2020-02-19
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Juhyang Lee , Kyungmin Park , Yusu Kim , Hyundeok Seo , Hyunho Lee , Byungyeol Choi , Chihyun Cho
Abstract: An electronic device includes a display, a conductive coil, a wireless charging circuit electrically connected to the conductive coil, a power management circuit, a battery; and a processor, wherein the processor may be configured to control the electronic device to: measure a current flowing from the power management circuit to the wireless charging circuit while power is transferred to an external device through the conductive coil, and adjust the power transferred to the external device through the conductive coil based on a part of a power amount preset in a signal requesting addition of power based on a value of the current being between a first threshold value and a second threshold value greater than the first threshold value.
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公开(公告)号：US11411443B2
公开(公告)日：2022-08-09
申请号：US17288624
申请日：2019-10-25
Applicant: Samsung Electronics Co., Ltd.
Inventor： Kyoungwon Kim , Yusu Kim , Kyungmin Park , Juhyang Lee , Byungyeol Choi
Abstract: An electronic device according to various embodiments may be configured to cause a control circuit to: control a first switch, a second switch, or a combination of the first switch and the second switch, in order to electrically connect a ground terminal to a first capacitor, a second capacitor, or a combination of the first capacitor and the second capacitor, while the electronic device operates in a first mode for providing power to a first external electronic device; control the first switch and the second switch in order to electrically disconnect the first capacitor and the second capacitor from the ground terminal, and control the third switch in order to control a path of an electrical signal which passes through the fourth capacitor, while the electronic device operates in a second mode for acquiring power from a second external electronic device.
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公开(公告)号：US10958094B2
公开(公告)日：2021-03-23
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
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.
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