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公开(公告)号：US20240364147A1
公开(公告)日：2024-10-31
申请号：US18765065
申请日：2024-07-05
Applicant: Samsung Electronics Co., Ltd.
Inventor： Beomwoo GU , Daehyun KIM , Jaehyun PARK , Kangho BYUN , Sungku YEO , Youngho RYU
Abstract: A wireless power transmission device is provided. The wireless power transmission device includes a transmission coil including a first member, which has one end and the other end forming a first angle with a plane, and a second member, which is arranged on the plane and is connected to each of the one end and the other end of the first member, an impedance sensor for outputting a voltage value corresponding to an impedance change amount of a resonance circuit, which includes the transmission coil, a magnetic body having a side surface that is dented, the dented side surface facing a portion of the transmission coil, a motor for moving the magnetic body, memory storing one or more computer programs, and one or more processors communicatively coupled to 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 wireless power transmission device to receive the output voltage value from the impedance sensor, calculate the difference value between a reference voltage value and the received voltage value, determine control information about the motor on the basis of the calculated difference value, and drive the motor through the determined control information so as to control the distance between the magnetic body and the portion of the transmission coil.
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公开(公告)号：US20230065772A1
公开(公告)日：2023-03-02
申请号：US17898866
申请日：2022-08-30
Applicant: Samsung Electronics Co., Ltd.
Inventor： Joonhong KIM , Jaehyun PARK , Jaeseok PARK , Sungku YEO , Youngho RYU
Abstract: An electronic device is provided. The electronic device includes a resonator in which a first slot is formed, a first inverter connected to a first point and a second point on the first slot of the resonator and configured to provide power to the first slot for detecting a foreign material, the first point and the second point on the first slot being located opposite to each other with the first slot therebetween, a second inverter connected to a third point and a fourth point of the resonator different from the first point and the second point and configured to transfer power to the resonator, and a controller configured to control the first inverter to apply the first power having the first frequency to the first slot, identify at least one first impedance of the first point and the second point while the first power is applied to the first slot, identify, based on the at least one first impedance, an external object adjacent to the electronic device, and control the second inverter to apply a second power having a second frequency different from the first frequency to the third point and the fourth point so as to wirelessly provide power to an external wireless power reception device for a period at least partially overlapping with a period for which the first power is applied to the resonator.
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3.发明申请公开(公告)号：US20200373764A1
公开(公告)日：2020-11-26
申请号：US16796134
申请日：2020-02-20
Applicant: Samsung Electronics Co., Ltd.
Inventor： Kyungmin LEE , Daehyun KIM , Kiyoung KIM , Jaehyuck SHIN , Youngho RYU
IPC: H02J7/00
Abstract: A battery module including a plurality of battery sub packs and an electronic device including the battery module is provided. The battery module comprises a battery pack including a plurality of battery sub packs, a power delivery circuit connectable to the plurality of battery sub packs, a plurality of switches connected between the plurality of battery sub packs and the power delivery circuit, and at least one processor configured to control the plurality of switches to transmit power stored in a first battery sub pack to the power delivery circuit during a first time interval and transmit power stored in the power delivery circuit to a second battery sub pack during a second time interval. Other various embodiments are also provided herein.
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公开(公告)号：US20230231424A1
公开(公告)日：2023-07-20
申请号：US18124963
申请日：2023-03-22
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sangwook LEE , Sungbum PARK , Hyunseok SHIN , Youngho RYU , Kyungmin LEE , Cheonyong LIM , Jinsu CHOI
Abstract: Disclosed is an electronic device including a plurality of sensing coils for sensing an external device; a power transmitting coil for transmitting power to the external device; and a processor configured to: sequentially apply, to the power transmitting coil, powers having magnitudes respectively set to correspond to the plurality of sensing coils, and during a period in which power corresponding to each sensing coil of the plurality of sensing coils among the powers is applied, identify induction voltages respectively induced in the plurality of sensing coils, and sense the external device located on a wireless power transmitting device, on the basis of the identified induction voltages.
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公开(公告)号：US20230094440A1
公开(公告)日：2023-03-30
申请号：US17956443
申请日：2022-09-29
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Beomwoo GU , Jaeseok PARK , Jaehyun PARK , Youngho RYU , Jungkyu HAN
Abstract: According to various embodiments, an example wireless power transmitter may include a transistor configured to output an amplified signal based on an input signal and a driving voltage, a first capacitor coupled to the transistor in parallel, a first LC resonant circuit coupled to the transistor in parallel and including a first inductor and a second capacitor coupled to the first inductor in series, a third capacitor having a first end coupled to an output terminal of the transistor and the first LC resonant circuit, a feeding coil coupled to a second end of the third capacitor in series, and having at least a part configured to form a second LC resonant circuit with the third capacitor, and a transmission resonator including a transmission coil and a fourth capacitor coupled to the transmission coil in series. At least a part of the transmission coil may be magnetically coupled with the feeding coil, and at least a part of power received from the feeding coil may be output to an outside through the transmission resonator.
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Patent Agency Ranking
公开(公告)号：US20220376558A1
公开(公告)日：2022-11-24
申请号：US17664365
申请日：2022-05-20
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jinsoo CHOI , Bohwan CHOI , Sungbum PARK , Youngho RYU , Kyungmin LEE , Sangwook LEE
Abstract: A detection coil includes a first sub coil disposed on a first PCB, the first sub coil includes a first part, and a second part that is disposed under the first part and that includes: one end connected to one end of the first part and is wound in a direction opposite to a direction the first part is wound. The detection coil includes a second sub coil disposed on a second PCB and including a third part and a fourth part disposed under the third part. The fourth part includes one end connected to one end of the third part, and is wound in a direction opposite to a direction the third part is wound. The first and second parts have polygonal shapes symmetrical to each other. The third and fourth parts have polygonal shapes symmetrical to each other. The first and second sub coils are arranged to partially overlap each other.
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公开(公告)号：US20210365082A1
公开(公告)日：2021-11-25
申请号：US17177542
申请日：2021-02-17
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Seogyong JEONG , Junhyeong PARK , Jaehyuck SHIN , Youngho RYU , Byeongguk CHOI , Sungku YEO , Chongmin LEE
Abstract: A display panel module and an electronic device is provided, the display pane module including a plurality of display panel modules. According to the disclosure, an electronic device comprises: a housing, a cover glass, a plurality of display panels disposed adjacent to a rear surface of the cover glass in the housing, a plurality of first heat dissipation plates disposed adjacent to rear surfaces of the plurality of display panels in the housing, a plurality of power/data reception circuit boards disposed adjacent to rear surfaces of the plurality of first heat dissipation plates in the housing, a support configured to support at least a portion of the plurality of power/data reception circuit boards, and a power/data transmission circuit board having at least a portion contacting and supported by the support and spaced apart by a predetermined distance from the plurality of power/data reception circuit boards in a space provided by the support. The power/data transmission circuit board includes a plurality of first antennas corresponding to a plurality of second antennas included in each of the plurality of power/data reception circuit boards and a transmission resonator corresponding to a plurality of reception resonators included in each of the plurality of power/data reception circuit boards.
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公开(公告)号：US20230333799A1
公开(公告)日：2023-10-19
申请号：US18341304
申请日：2023-06-26
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Junhyeong PARK , Seogyong JEONG , Youngho RYU , Jinbong LEE , Byeongguk CHOI , Jungkyu HAN
IPC: G06F3/14
CPC classification number: G06F3/1446
Abstract: A display module may comprise: at least one first antenna configured to receive an image signal corresponding to the display module, from among a plurality of display modules configured to display an entire image, which displays at least a part of the entire image, a second antenna configured to receive a trigger signal corresponding to the image signal, a signal generation circuit configured to generate a plurality of control signals for controlling the image signal from the trigger signal received through the second antenna, and a display panel configured to display the image signal received from the first antenna on the basis of the plurality of generated control signals.
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公开(公告)号：US20230246520A1
公开(公告)日：2023-08-03
申请号：US18295473
申请日：2023-04-04
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Youngjun PARK , Taedong GOH , Daehyun KIM , Youngho RYU
CPC classification number: H02K7/1807 , H02J50/001 , G01D21/00
Abstract: A sensor module may be mounted in an electronic device including a rotating body rotatably arranged inside a housing. The sensor module may include a stator fixed in the housing; an energy harvester including a rotor mounted in the rotating body, at a position to at least partially face the stator; and a sensor arranged inside the rotating body together with the rotor, wherein, as the rotating body rotates, the rotor may be configured to rotate about the stator and generate an induced current and supply same to the sensor. The sensor may be configured to detect, using power based on the induced current, environmental information of the inside of the rotating body or operating state information of the rotating body.
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公开(公告)号：US20210194291A1
公开(公告)日：2021-06-24
申请号：US17272822
申请日：2019-09-03
Inventor： Sungku YEO , Kangyoon LEE , Chongmin LEE , Dongin KIM , Sangyun KIM , Jaeseok PARK , Youngho RYU , Hamed ABBASIZADEH
Abstract: An electronic device according to various embodiments of the present invention comprises: a receiving circuit for outputting an AC power received wirelessly; and a rectifier circuit for rectifying the AC power being output from the power receiving circuit. The rectifier circuit comprises a forward rectifier circuit and a reverse rectifier circuit. A first terminal of the forward rectifier circuit is connected to the receiving circuit and the reverse rectifier circuit, a second terminal of the forward rectifier circuit is connected to an output terminal, and the forward rectifier circuit comprises first transistors for rectifying the AC power during a first period. A first terminal of the reverse rectifier circuit is connected to the receiving circuit and the forward rectifier circuit, a second terminal of the reverse rectifier circuit is connected to a ground, and the reverse rectifier circuit can comprise second transistors for preventing the AC power from being transmitted to the forward rectifier circuit during a second period.
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