Device and method for improving radiation performance of antenna using impedance tuning

    公开(公告)号:US11050446B2

    公开(公告)日:2021-06-29

    申请号:US16609680

    申请日:2018-03-27

    IPC分类号: H04B1/04 H04B17/12

    摘要: An electronic device according to various embodiments of the present invention comprises: a transceiver; a power amplifier; at least one antenna; a coupler; a memory for storing reference phase information; and a processor. The processor may be configured to: transmit an output signal of a designated frequency band by using the transceiver; amplify the output signal by using the power amplifier, radiate the amplified output signal via the at least one antenna; acquire, via the coupler, the amplified output signal and a reflected signal that is the amplified output signal having been reflected from the at least one antenna; identify a reflection coefficient on the basis of the amplified output signal and the reflected signal; on the basis of phase information corresponding to the reflection coefficient, identify a difference value between the phase information corresponding to the reflection coefficient and reference phase information, among items of reference phase information, corresponding to the designated frequency band; and compensate for another output signal to be transmitted through the transceiver, at least on the basis of the difference value. In addition, various embodiments are possible.

    Method for changing ground unit of antenna on basis of data throughput speed estimation, and electronic device therefor

    公开(公告)号:US11901649B2

    公开(公告)日:2024-02-13

    申请号:US17268851

    申请日:2019-08-07

    摘要: Various embodiments disclosed in the present document relate to, an antenna switch for operating in a communication network supporting carrier aggregation (CA), and an electronic device comprising same. According to one embodiment, a method for operating an electronic device having an antenna, the antenna being capable of communicating with an external electronic device via a plurality of frequency bands, may be provided, the method for operating the electronic device comprising the operations of, determining whether a communication mode of the electronic device is a CA mode, searching for a cell supporting a max data throughput speed, checking an antenna mode in a current state, and determining whether the antenna mode in the current state is an antenna mode for satisfying a frequency band assigned to the cell supporting the max data throughput speed. Such electronic device may vary according to the embodiments, and in addition, an antenna and an electronic device comprising same, according to the various embodiments, may be provided.

    Apparatus and method for determining reflection coefficient of antenna

    公开(公告)号:US11336308B2

    公开(公告)日:2022-05-17

    申请号:US16767225

    申请日:2019-01-31

    摘要: Disclosed is an electronic device. Other various embodiments as understood from the specification are also possible. The electronic device may include an antenna, a communication module including a transceiver, and a control circuit. The control circuit may be configured to radiate a first signal generated from the transceiver through the antenna, to obtain at least part of a second signal obtained by combining a forward signal delivered from the communication module to the antenna and a reverse signal reflected from the antenna, and to determine a reflection coefficient for the antenna based on at least part of the first signal and at least part of the second signal.

    Electronic device including connection structure for electrically connecting printed circuit board and housing

    公开(公告)号:US11445597B2

    公开(公告)日:2022-09-13

    申请号:US16881399

    申请日:2020-05-22

    摘要: Disclosed is an electronic device that includes a first cover, a second cover opposite the first cover, a side housing disposed between the first cover and the second cover and including a plate disposed between the first cover and the second cover and a frame surrounding the plate and connected with the first cover and the second cover, a display disposed between the plate and the first cover, and a printed circuit board disposed between the plate and the second cover and including a first surface facing the plate, a second surface facing the second cover, and side surfaces provided between the first surface and the second surface, at least some of the side surfaces including plated areas. The plate includes a connection structure to which the printed circuit board is electrically connected, the connection structure includes a recess, the recess including a first sidewall, a second sidewall facing the first sidewall, a first conductive structure comprising a conductive material disposed on the first sidewall, and a second conductive structure comprising a conductive material disposed on the second sidewall, and at least part of the printed circuit board is disposed in the recess such that the plated areas contact the first conductive structure and the second conductive structure.

    Method for removing dust using speaker and electronic device supporting the same

    公开(公告)号:US11381910B2

    公开(公告)日:2022-07-05

    申请号:US16837130

    申请日:2020-04-01

    摘要: An electronic device includes a housing surrounding an exterior of the electronic device and including at least one opening, a sensor module including at least one sensor, a sound output device including sound output circuitry configured to output an acoustic-signal through the at least one opening, a memory, and a processor electrically connected to the sensor module and the sound output device, wherein the processor may be configured to: determine whether the electronic device is in a state where a foreign substance has entered into the electronic device through the at least one opening, determine whether the electronic device is in a first disposition state using the sensor module based at least on determining that the electronic device is in the state where the foreign substance has entered into the electronic device, and control the electronic device to output a specified acoustic-signal having a specified frequency band and a specified waveform through the sound output device based on the electronic device being in the first disposition state.

    ELECTRONIC DEVICE AND METHOD THEREOF FOR GRIP RECOGNITION

    公开(公告)号:US20200044653A1

    公开(公告)日:2020-02-06

    申请号:US16599831

    申请日:2019-10-11

    摘要: An electronic device and a method of grip recognition of the electronic device are provided. The electronic device includes an antenna; a radio communication unit having a coupler; a memory; and a processor which is operatively connected to the radio communication unit and the memory. The memory comprises instructions, executable by the processor. The processor is configured to detect a first signal being transmitted and a second signal being received through the antenna using the coupler, calculate a reflection coefficient of the antenna based on the first signal and the second signal, determine at least one of a signal magnitude or a phase corresponding to the reflection coefficient, and determine whether the electronic device is being gripped based on the at least one of the signal magnitude or the phase.