Electronic device compensatively adjusting value acquired by antenna, and operating method therefor

    公开(公告)号:US11563501B2

    公开(公告)日:2023-01-24

    申请号:US17297948

    申请日:2019-11-05

    Abstract: According to various embodiments, an electronic device may comprise: a communication circuit which comprises a first antenna component and a second antenna component to determine a first value through the first antenna component and determine a second value through the second antenna component; a processor; and at least one memory, wherein the at least one memory has instructions stored therein which cause, when executed, the processor to: determine whether a first module disposed in the vicinity of the first antenna component has started operating; compensatively adjust a first value obtained during the operation of the first module, by using a first value obtained before the operation of the first module or a second value obtained during the operation of the first module, in response to the determination as to whether the first module has started operating; and operate the communication circuit according to a first value obtained by the compensation, wherein the first value obtained during the operation of the first module may contain a first noise value resulting from the operation of the first module. Various other embodiments are also possible.

    Electronic device transmitting reference signal and method for operating thereof

    公开(公告)号:US12047884B2

    公开(公告)日:2024-07-23

    申请号:US17449345

    申请日:2021-09-29

    CPC classification number: H04W52/325 H04W52/241 H04W52/367

    Abstract: According to various embodiments, an electronic device may include: multiple antennas configured to support long-term evolution (LTE) communication and new radio (NR) communication; a memory configured to store association information between first multiple output powers used for the LTE communication and second multiple output powers used for the NR communication corresponding to the first multiple output powers respectively, and at least one processor, wherein the at least one processor is configured to: configure an LTE transmission power to be used for data transmission in a physical uplink shared channel (PUSCH) of the LTE communication, identify a first NR output power maximum value corresponding to the LTE transmission power based on the association information, identify a sounding reference signal (SRS) output power to be used for SRS transmission through at least one of the multiple antennas, and at least temporarily reduce the LTE transmission power based on the SRS output power being greater than the first NR output power maximum value.

    Electronic device for performing antenna tuning and method therefor

    公开(公告)号:US11843424B2

    公开(公告)日:2023-12-12

    申请号:US17271277

    申请日:2019-07-24

    CPC classification number: H04B17/12 H01Q1/24 H04B17/103 H04B7/0413

    Abstract: According to various embodiments, an electronic device may comprise: a housing; a wireless communication circuit positioned inside the housing so as to transmit/receive at least one radio frequency (RF) signal; multiple antennas positioned inside the housing or configured as parts of the housing and electrically connected to the wireless communication circuit; at least one processor operably connected to the wireless communication circuit; and a memory operably connected to the at least one processor. The memory may store a lookup table comprising a first set of antenna modes regarding at least some of the multiple antennas and a second set of antenna modes regarding at least some of the multiple antennas. In addition, the memory may store instructions that, when executed, cause the processor to: cause the wireless communication circuit to transmit a signal in a first antenna mode included in the first set; cause the wireless communication circuit to receive a reflective wave of the transmitted signal; acquire a measurement value of the received reflective wave; confirm whether the measurement value is included within at least one designated range; confirm a second antenna mode corresponding to the acquired measurement value, among the antenna modes included in the second set, if it is confirmed that the measurement value is included in at least one designated value; and cause the wireless communication circuit to transmit the signal in the second antenna mode. Other various embodiments are possible.

    Device and method for controlling transmission of electronic device

    公开(公告)号:US11540328B2

    公开(公告)日:2022-12-27

    申请号:US17042831

    申请日:2019-03-18

    Abstract: An electronic device according to various embodiments of the present invention may comprise a transmission module including a first transmission module and a second transmission module, and a processor. The processor may feedback-receive a transmission power of the first transmission module, calculate a difference value between a target transmission power and the transmission power of the first transmission module, determine a state of the first transmission module on the basis of the difference value, and turn off a transmission operation of the first transmission module and activate a transmission operation of the second transmission module in accordance with the determination that the state of the first transmission module is abnormal. Various other embodiments are possible.

    Electronic device for detecting error and method for operating same

    公开(公告)号:US12238544B2

    公开(公告)日:2025-02-25

    申请号:US17557776

    申请日:2021-12-21

    Abstract: According to various embodiments, an electronic device may include: at least one antenna, and at least one processor, wherein the at least one processor is configured to: identify a first frequency for wireless communication through at least one of the at least one antenna, select, based on the first frequency, at least one first radio frequency (RF) path among multiple RF paths positioned between the at least one antenna and the processor, identify an error associated with the at least one first RF path, based on an error associated with the at least one first RF path being identified, stop using the at least one first RF path, and control a communication circuit positioned in at least one second RF path among the multiple RF paths such that a baseband signal is converted into an RF signal, wherein the RF signal is configured to be radiated outwards through at least one antenna corresponding to the at least one second RF path among the at least one antenna. Various other embodiments are also possible.

    Electronic device and method for controlling power of transmission signal in electronic device including multiple antennas

    公开(公告)号:US12200631B2

    公开(公告)日:2025-01-14

    申请号:US17647881

    申请日:2022-01-13

    Abstract: According to various embodiments, an electronic device may comprise: a memory, a communication processor, at least one radio frequency integrated circuit (RFIC), and a plurality of antennas each connected with the at least one RFIC. The communication processor may be configured to: identify a change in an antenna-related setting for the plurality of antennas, identify frequency band information corresponding to a signal being communicated through at least one antenna among the plurality of antennas, in response to the change in the antenna-related setting, identify, from the memory, a transmit power-related setting value set corresponding to the identified frequency band information and an event related to the communication processor, and control the electronic device to adjust a power of a transmission signal to be transmitted through at least one antenna among the plurality of antennas based on the identified transmit power-related setting value.

    Electronic device for matching antenna impedance and operating method thereof

    公开(公告)号:US12021553B2

    公开(公告)日:2024-06-25

    申请号:US17532971

    申请日:2021-11-22

    CPC classification number: H04B1/0458 H04B17/102

    Abstract: Various embodiments of an electronic device for matching an antenna impedance may include an antenna, a wireless communication module, an impedance matching module, and at least one processor, wherein the at least one processor is configured to: select a first index corresponding to an impedance of the antenna among a plurality of sampled indexes through a first measurement in which a tuning code of the impedance matching module is configured as a reference code; identify a use environment corresponding to the first index; select a second index corresponding to the impedance of the antenna among the plurality of sampled indexes through a second measurement in which the tuning code of the impedance matching module is configured as the reference code and as a ground code corresponding to the use environment; and adjust the impedance of the antenna based on a tuning code corresponding to the second index.

    Electronic device for matching antenna impedance and operating method thereof

    公开(公告)号:US11184040B2

    公开(公告)日:2021-11-23

    申请号:US17030288

    申请日:2020-09-23

    Abstract: Various embodiments of an electronic device for matching an antenna impedance may include an antenna, a wireless communication module, an impedance matching module, and at least one processor, wherein the at least one processor is configured to: select a first index corresponding to an impedance of the antenna among a plurality of sampled indexes through a first measurement in which a tuning code of the impedance matching module is configured as a reference code; identify a use environment corresponding to the first index; select a second index corresponding to the impedance of the antenna among the plurality of sampled indexes through a second measurement in which the tuning code of the impedance matching module is configured as the reference code and as a ground code corresponding to the use environment; and adjust the impedance of the antenna based on a tuning code corresponding to the second index.

    Structure of electronic device for optimizing performance of antenna and method thereof

    公开(公告)号:US11063358B2

    公开(公告)日:2021-07-13

    申请号:US16899838

    申请日:2020-06-12

    Abstract: An electronic device for supporting carrier aggregation (CA) is provided. The electronic device includes a radio frequency integrated circuit (RFIC) including a plurality of mixers and a feedback circuit, at least one antenna, a coupler disposed between the RFIC and the at least one antenna to transfer a reflected signal of a transmission signal to the feedback circuit, and at least one processor operatively connected to the RFIC, wherein the at least one processor may identify whether there is a mixer which is not in use among the plurality of mixers, when the first mixer which is not in use among the plurality of mixers is identified, perform antenna impedance tuning through a first mixer and the feedback circuit, and when the plurality of mixers are all in use, perform the antenna impedance tuning through a second mixer assigned to a secondary cell (Scell) among the plurality of mixers and the feedback circuit.

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