公开(公告)号：US20220131567A1

公开(公告)日：2022-04-28

申请号：US17530958

申请日：2021-11-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jungjoon KIM ,  Yongjun An ,  Hyunseok Choi

IPC: H04B1/40 ,  H04B1/00

Abstract: Communication circuitry and an electronic device including the communication circuitry are disclosed. The communication circuitry may include a first RF chain configured to output a first transmission signal in a first frequency band through a first antenna or receive a first reception signal in the first frequency band through the first antenna; a second RF chain configured to output a second transmission signal in a second frequency band through a second antenna or receive a second reception signal in the second frequency band through the second antenna; a first reception chain configured to receive a first signal in the first frequency band, which is received through the second antenna; a second reception chain configured to receive a second signal in the second frequency band, which is received through the first antenna; and a switch configured to connect the first RF chain and the second reception chain to the first antenna and connect the second RF chain and the first reception chain to the second antenna.

公开(公告)号：US20210376869A1

公开(公告)日：2021-12-02

申请号：US16766105

申请日：2018-11-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jiyong KIM ,  Hyoseok NA ,  Yeonjeong KIM ,  Youngju KIM ,  Jungjoon KIM ,  Jihoon KIM ,  Jongin LEE

IPC: H04B1/04 ,  H03F3/24 ,  H03G3/30

Abstract: An electronic device according to various embodiments of the present invention comprises: a housing; a plurality of antennas arranged on or inside the housing; a second communication circuit located inside the housing and electrically connected to the plurality of antennas; a first communication circuit, which is electrically connected to the second communication circuit, and generates a radio frequency (RF) signal or an intermediate frequency (IF) signal so as to transmit the RF or IF signal to the second communication circuit; a memory for storing at least one parameter set to correspond to the characteristic of the second communication circuit; and a control circuit electrically connected to the first communication circuit, wherein the control circuit can be set to transmit a control signal for controlling at least one amplifier included in the second communication circuit to the second communication circuit on the basis of the at least one parameter stored in the memory. Various embodiments of the present invention can be other embodiments.

公开(公告)号：US20240396585A1

公开(公告)日：2024-11-28

申请号：US18794634

申请日：2024-08-05

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyujae JANG ,  Hyeyong GO ,  Jungjoon KIM ,  Jihun KIM ,  Hyoungtak SON ,  Yeonsang YUN ,  Sangdon LEE ,  Jihyeon JANG ,  Sungyoul CHO

IPC: H04B1/40 ,  G01R19/165 ,  H02M3/158 ,  H03F1/30

Abstract: Disclosed are a method for controlling a voltage supplied to a radio frequency (RF) transmission/reception module, and an electronic device for carrying out same. The electronic device, according to an embodiment, comprises: a communication processor including at least one processor comprising processing circuitry; an RF integrated circuit configured to generate a RF signal by processing data received from the communication processor, and transmit the RF signal to a RF transmission/reception module; the RF transmission/reception module comprising an amplification circuit configured to amplify the RF signal, and an overvoltage protection circuit configured to reduce overvoltage-induced damage to the amplification circuit, and configured to transmit the amplified RF signal; and a power management integrated circuit configured to manage power supplied to the amplification circuit using a voltage converter comprising a boost circuit configured to step up a voltage input into the boost circuit and a buck circuit configured to step down a voltage input into the buck circuit, wherein at least one processor of the communication processor, individually and/or collectively, is configured to: use the overvoltage protection circuit to detect the occurrence of an overshoot in which a voltage supplied to the RF transmission/reception module exceeds a threshold value, and in response to detecting the occurrence of the overshoot, control the power management integrated circuit and thus reduce an operation time of the boost circuit.

公开(公告)号：US20230080762A1

公开(公告)日：2023-03-16

申请号：US17939586

申请日：2022-09-07

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jungjoon KIM ,  Dohun KIM ,  Heecheol AHN ,  Yeonsang YUN ,  Kyujae JANG ,  Minkwon JEONG

IPC: H02J7/34 ,  H02J7/00 ,  H03F3/21 ,  H03F1/02

Abstract: An electronic device includes a battery, a plurality of capacitors, a converter that receives power from the battery and charges each of the plurality of capacitors to different voltages based on the power, a plurality of switches that switch a first path and a second path of each of the plurality of capacitors, and a controller. The controller selects a first switch among the plurality of switches based on a received signal, and controls the first switch such that a path of a capacitor connected to the first switch is switched from the first path to the second path, and the first path is a path which electrically connects each of the plurality of capacitors to the converter, the second path is a path which electrically connects each of the plurality of capacitors and a power amplifier (PA).

公开(公告)号：US20230116299A1

公开(公告)日：2023-04-13

申请号：US18081417

申请日：2022-12-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jungjoon KIM ,  Hyunseok CHOI ,  Hyoseok NA

IPC: H05K1/14 ,  H05K1/18 ,  H05K1/11

Abstract: An example electronic device may include a first printed circuit board including a specified area. The first printed circuit board may include at least one first pad and at least one second pad formed in the specified area, wherein, when a first radio frequency (RF) front end module is disposed in the specified area of the first printed circuit board, at least one first pad is in contact with the first RF front end module and at least one second pad is not in contact with the first RF front end module, and, when a second RF front end module is disposed in the specified area of the first printed circuit area, at least one first pad and at least one second pad are in contact with the second RF front end module.

公开(公告)号：US20230007591A1

公开(公告)日：2023-01-05

申请号：US17854857

申请日：2022-06-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yeongseob LIM ,  Sungyoul CHO ,  Hyeyong GO ,  Jungjoon KIM ,  Sanghyeok YANG ,  Kyujae JANG ,  Hyunkyung JO ,  Hojong KIM ,  Jaeuk RYU ,  Jihyeon JANG ,  Minkwon JEONG

IPC: H04W52/02 ,  H04W72/04 ,  H04B1/04

Abstract: An electronic device may include a wireless communication circuit, a battery, a power management integrated circuit (PMIC) electrically connected to the wireless communication circuit and the battery and including a regulator, and a processor electrically connected to the wireless communication circuit, the battery, and the PMIC. The processor may, responsive to the electronic device satisfying a specified condition, identify a change in a magnitude of a voltage of an output terminal of the regulator for a first time interval, identify a ratio of a time interval during which the change in the magnitude of the voltage of the output terminal satisfies a threshold value with respect to the first time interval, and adjust the magnitude of the voltage of the output terminal in a step-wise manner based on the ratio.

公开(公告)号：US20230198563A1

公开(公告)日：2023-06-22

申请号：US18110534

申请日：2023-02-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jungjoon KIM ,  Yongjun AN ,  Hyoseok NA

IPC: H04B1/04

CPC classification number: H04B1/0483

Abstract: An example electronic device may include a switch configured to perform switching using at least two bias voltages input from a plurality of power suppliers as an input thereto and one of the two bias voltages as an output therefrom; and a first power amplifier which is included in at least one first transmission chain capable of selectively supporting the heterogeneous network among a plurality of transmission chains, and which is configured to amplify a radio frequency signal for transmission based on the bias voltage supplied from the switch.

公开(公告)号：US20210159926A1

公开(公告)日：2021-05-27

申请号：US16765813

申请日：2018-11-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jungjoon KIM ,  Jiyong KIM ,  Jihoon KIM ,  Hyoseok NA

IPC: H04B1/00 ,  H04B1/401 ,  H01Q1/24

Abstract: An electronic device can comprise: a processor; a transceiver connected to the processor; a first front-end unit connected to the transceiver and performing transmission/reception at an LTE low-band frequency; a second front-end unit connected to the transceiver and performing transmission/reception at an LTE middle-band frequency and/or an LTE high-band frequency; a third front-end unit connected to the transceiver and performing transmission/reception at a 5G-band frequency; a diplexer unit connected to the first front-end unit and the second front-end unit; a filter unit connected to the third front-end unit; a first antenna connected to the diplexer unit; a second antenna connected to the filter unit; and a third antenna connected to the third front-end unit.