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1.发明公开公开(公告)号：US20230208483A1
公开(公告)日：2023-06-29
申请号：US18115250
申请日：2023-02-28
发明人： Jaemoon CHA , Jimin KOO , Jaewoo PARK , Seongju LEE , Yeonjoo LEE , Hyeyong GO , Yeongseob LIM , Kyujae JANG , Sungyoul CHO
IPC分类号： H04B7/06 , H04W52/24 , H04W52/36 , H04B1/3827
CPC分类号： H04B7/0608 , H04W52/245 , H04W52/367 , H04B1/3838
摘要： According to various embodiments, an electronic device comprises: a communication processor; at least one radio frequency integrated circuit (RFIC) connected to the communication processor; and a plurality of antennas, each of which is connected to the at least one RFIC through at least one radio frequency front-end (RFFE) circuit and configured to transmit a signal corresponding to at least one communication network, wherein the communication processor may identify information related to strength of a reception signal received through each of the plurality of antennas, identify the maximum transmittable power set corresponding to a transmission path for each of the plurality of antennas, and control the electronic device such that a transmission signal to be transmitted through at least one antenna selected from among the plurality of antennas at least based on the identified information related to the strength of the reception signal and maximum transmittable power.
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2.发明申请公开(公告)号：US20230080762A1
公开(公告)日：2023-03-16
申请号：US17939586
申请日：2022-09-07
发明人： Jungjoon KIM , Dohun KIM , Heecheol AHN , Yeonsang YUN , Kyujae JANG , Minkwon JEONG
摘要： 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).
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公开(公告)号：US20230085560A1
公开(公告)日：2023-03-16
申请号：US17987138
申请日：2022-11-15
发明人： Jaemoon CHA , Kyujae JANG , Hyeyong GO , Seongju LEE , Yeonjoo LEE , Wonhyung HEO
IPC分类号： H04L5/00 , H04B7/0404 , H04W52/36 , H04W52/24
摘要： An electronic device is provided. The electronic device includes a communication processor, at least one radio frequency integrated circuit (RFIC), a first radio frequency front end (RFFE) circuit, a second FRRE circuit, a first antenna group including a plurality of antennas each connected through the first RFFE circuit to transmit a signal corresponding to at least one communication network, and a second antenna group including a plurality of antennas each connected through the second RFFE circuit to transmit a signal corresponding to at least one communication network, wherein the communication processor is configured to control to transmit a reference signal referenced for channel estimation in a base station of a first communication network to at least one of the plurality of antennas of the first antenna group through the first REEF circuit, and control to transmit the reference signal to at least one of the plurality of antennas of the second antenna group through the second RFFE circuit.
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公开(公告)号：US20230007591A1
公开(公告)日：2023-01-05
申请号：US17854857
申请日：2022-06-30
发明人： Yeongseob LIM , Sungyoul CHO , Hyeyong GO , Jungjoon KIM , Sanghyeok YANG , Kyujae JANG , Hyunkyung JO , Hojong KIM , Jaeuk RYU , Jihyeon JANG , Minkwon JEONG
摘要： 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.
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公开(公告)号：US20210105039A1
公开(公告)日：2021-04-08
申请号：US17026476
申请日：2020-09-21
发明人： Kyujae JANG , Jungsik MIN , Youngsik BYUN , Hyoungtak SON , Kyungrok LEE
摘要： According to one or more embodiments, an electronic device comprises an antenna, a transceiver configured to generate a first signal which corresponds to a first frequency band and transmit the first signal to the antenna, a coupler electrically connected to the antenna and the transceiver, and a communication processor operatively connected to the transceiver, and the communication processor may be configured to identify whether the first signal is abnormal, at least partially based on at least part of the first signal, wherein the at least part of the first signal is a signal fed back through the coupler, and, based on identifying that the first signal is abnormal, control transmission power of the first signal during a set time interval. Other embodiments may be possible.
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公开(公告)号：US20230397132A1
公开(公告)日：2023-12-07
申请号：US18310759
申请日：2023-05-02
发明人： Jaemoon CHA , Seyeon LEE , Kyujae JANG , Minhwan JEON
摘要： According to various embodiments, an electronic device may comprise: an RF circuit configured for cellular data communication, a plurality of antennas connected to the RF circuit, a Wi-Fi module comprising Wi-Fi circuitry, and at least one processor. The at least one processor may be configured to provide a first indication indicating activation of cellular data communication based on a first antenna among the plurality of antennas being used for transmission. A distance between the first antenna and a Wi-Fi antenna corresponding to the Wi-Fi module may be equal to or less than a first value. The Wi-Fi module may be configured to perform a back-off operation on transmission power of a Wi-Fi RF signal based on reception of the first indication. The at least one processor may be further configured to refrain from providing the first indication, based on a second antenna from which distance to the Wi-Fi antenna exceeds the first value among the plurality of antennas being used for transmission.
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7.发明申请公开(公告)号：US20220368358A1
公开(公告)日：2022-11-17
申请号：US17742838
申请日：2022-05-12
发明人： Kyujae JANG , Cheonshik KIM , Juho VAN , Jonghyeok IM , Daeyoung JO , Youngjune HONG , Daehan CHOI , Hyeyong GO , Yeongseob LIM , Sungyoul CHO , Taekyoung JIN
摘要： According to various embodiments, an electronic device may include: a communication processor, a radio frequency (RF) integrated circuit (RFIC) configured to receive a signal output from the communication processor and to modulate the signal into an RF signal, a power management circuit, a first power amplifier configured to amplify an RF signal output from the RFIC based on power supplied from the power management circuit, a second power amplifier configured to amplify the RF signal output from the RFIC based on the power supplied from the power management circuit, at least one capacitor connected in parallel to a power supply terminal of the first power amplifier, and at least one switch connected between the power supply terminal and the at least one capacitor, wherein the communication processor is configured to: identify a power amplification mode based a frequency band of the RF signal, and control the at least one switch by outputting a control signal corresponding to the identified power amplification mode.
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公开(公告)号：US20210329617A1
公开(公告)日：2021-10-21
申请号：US17301360
申请日：2021-03-31
发明人： Jaemoon CHA , Hyeyong GO , Kyujae JANG , Seongju LEE
IPC分类号： H04W72/04
摘要： According to various embodiments, an electronic device may comprise a communication processor; at least one RFIC connected to the communication processor; a first RFFE circuit connected to the at least one RFIC and configured to process a first signal corresponding to a first communication network; and a second RFFE circuit connected to the at least one RFIC and configured to process a second signal corresponding to a second communication network, and the communication processor may be configured to: identify a maximum frequency bandwidth that is supportable in the first communication network based on information received from the first communication network, and if the identified maximum frequency bandwidth is identified as a frequency bandwidth that is capable of being processed via the second RFFE circuit, transmit, via the second RFFE circuit, a third signal to the first communication network. Other various embodiments are possible.
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公开(公告)号：US20240340134A1
公开(公告)日：2024-10-10
申请号：US18635488
申请日：2024-04-15
发明人： Kyujae JANG , Hyeyong GO , Dohun KIM , Sungchul PARK , Hyoungtak SON , Jihyeon JANG , Woosik CHO
IPC分类号： H04L5/00 , H04W72/541
CPC分类号： H04L5/0048 , H04L5/0053 , H04L5/0094 , H04W72/541
摘要： In an electronic device and operation method thereof according to various embodiments, the electronic device may include a plurality of antennas. The electronic device may include a communication circuit electrically connected to the plural antennas. The electronic device may include a communication processor, comprising at least one processor, comprising processing circuitry, operably connected to the communication circuit. At least one processor, individually and/or collectively, may be configured to control the electronic device to: receive information indicating a combination of frequency bands to be used for cellular communication from a cellular network; based on the combination of frequency bands being a combination of designated frequency bands, transmit, to the cellular network, user equipment (UE) capability information including information for changing an operation related to transmission of a reference signal in a first frequency band among the combination of frequency bands; receive, from the cellular network, a signal including parameters related to transmission of a reference signal configured based on the information for changing the operation related to transmission of a reference signal; and transmit a reference signal based on the parameters related to transmission of a reference signal.
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10.发明公开公开(公告)号：US20240314705A1
公开(公告)日：2024-09-19
申请号：US18604962
申请日：2024-03-14
发明人： Kyujae JANG , Jimin KOO , Dohun KIM , Cheonshik KIM , Yongjun AN , Yeonsang YUN , Sungyoul CHO
CPC分类号： H04W52/283 , G01S19/393 , G01S19/51
摘要： According to an embodiment, an electronic device may comprise: memory storing instructions and at least one processor, comprising processing circuitry, individually and/or collectively. The instructions, when executed by at least one processor, cause the electronic device to: identify a position of the electronic device and at least one satellite from a GPS signal based on identifying a first event, identify whether a value based on a relative angle between a trajectory axis corresponding to the at least one satellite and the electronic device meets a first condition, identify whether a value based on a relative distance between the electronic device and the at least one satellite meets a second condition based on identifying that the value based on the relative angle does not meet the first condition, set a first power lower than a third power to a transmission power of a transmission signal corresponding to satellite communication based on identifying that the value based on the relative distance meets the second condition, and set a third power to a transmission power of a transmission signal corresponding to satellite communication based on identifying that the value based on the relative distance does not meet the second condition.
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