公开(公告)号：US20250158645A1

公开(公告)日：2025-05-15

申请号：US18965553

申请日：2024-12-02

Applicant: Samsung Electronics Co., Ltd.

Inventor： Youngbaek CHOI ,  Jihoon JO ,  Yohan MOON ,  Jonghun YOO

IPC: H04B1/04 ,  H01Q1/22

Abstract: An electronic device of the disclosure may include: a radio frequency integrated circuit (RFIC) configured to output multiple radio frequency signals of a first communication network or a second communication network; power supply circuitry including first power source circuitry and second power source circuitry; multiple power amplifiers including a first power amplifier configured to amplify a radio frequency signal of a first port of the RFIC and cause a transmission signal to be output via a first antenna, a second power amplifier connected to a second antenna and configured to amplify a radio frequency signal of a second port of the RFIC and cause a transmission signal to be output via the second antenna, a third power amplifier configured to amplify a radio frequency signal of a third port of the RFIC and cause a transmission signal to be output via a third antenna, and a fourth power amplifier configured to amplify a radio frequency signal of a fourth port of the RFIC or a radio frequency signal of a fifth port of the RFIC and cause a transmission signal to be output via a fourth antenna; radio frequency front end (RFFE) circuitry including switches configured to connect the multiple power amplifiers and the power supply circuitry; a memory storing instructions; at least one processor comprising processing circuitry; a first switch configured to cause the radio frequency signal of the fourth port or that of the fifth port to be transferred to the fourth power amplifier under control of at least one processor; and a second switch connected to the first power source circuitry or the second power source circuitry and configured to supply power to the fourth power amplifier and the third power amplifier under control of at least one processor, wherein at least one processor, individually and/or collectively, is configured to cause the electronic device to: based on the fourth power amplifier receiving power from the first power source circuitry via the second switch, control the first switch so that the transmission signal output from the fourth port is output via the fourth power amplifier; and based on the fourth power amplifier receiving power from the second power source circuitry via the second switch, control the first switch so that the transmission signal output from the fifth port is output via the fourth power amplifier.

公开(公告)号：US20190386688A1

公开(公告)日：2019-12-19

申请号：US16444363

申请日：2019-06-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Youngbaek CHOI

IPC: H04B1/00 ,  H04L27/152 ,  H04L27/00 ,  H04L5/00

Abstract: An electronic device and method for supporting carrier aggregation are provided. An electronic device may include a communication circuit including a plurality of local oscillators; and a processor configured to determine an operation mode of at least one local oscillator among the plurality of oscillators based on at least one of a number of uplink carriers and a number of downlink carriers; and control the at least one local oscillator to operate based on the determined operation mode.

公开(公告)号：US20230112105A1

公开(公告)日：2023-04-13

申请号：US17887834

申请日：2022-08-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jeonggyun PARK ,  Seungjae AHN ,  Youngduck JUNG ,  Hyoseok NA ,  Youngbaek CHOI

IPC: H05K1/11 ,  H01Q1/24 ,  H01Q1/38 ,  H05K1/18 ,  H01R24/50 ,  H01R12/52 ,  H05K5/00

Abstract: According to an embodiment of the disclosure, an electronic device may comprise: a housing including a front surface facing a first direction, a rear surface facing in a second direction opposite to the first direction, and a side structure including a side surface at least partially surrounding a space between the front surface and the rear surface, a coaxial cable at least partially disposed in the housing, a fixing member comprising a conductive material having electrical conductivity and disposed in the housing surrounding at least a portion of the coaxial cable, and an electrical/electronic component disposed in the housing and including a body portion at least partially disposed in the housing and a flexible printed circuit board extending from the body portion. The fixing member may be configured to electrically connect the coaxial cable and the flexible printed circuit board with the housing.