Samsung Electronics Co., Ltd.

Wisol Co., Ltd.

Dongil Yang

Hyoseok Na

Jongin Lee

Jooseung Kim

Youngmin Lee

Jonghun Yoo

Jonghyun Park

Soyoung Lee

Jiyeon Lee

Hoyoung Kim

Yongyoun Kim

Seunghyun Oh

Hanyeop Lee

Haeyeon Kim

Doohwan Lee

Youngjoon Kim

Woojin Kim

Hyunseok Choi

Daeyoung Kim

Taeyoung Kim

Jungsik Park

Jae-Hoon Lee

Wonsub Lim

Taekyung Lee

Taeyun Lee

Cheolseung Jung

Seonjun Kim

Jaehyung An

Kihyug Seong

Namjun Cho

Jihee Kang

Yousung Lee

Yohan Moon

Sunah Park

Sungchul Park

Jaebong Chun

Chihyun Cho

Kisoo Kim

Woosup Lee

Mikhail Nikolaevich Makurin

Wonho Lee

Chaeman Lim

Anton Sergeevich Lukyanov

Artem Yurievich Nikishov

Elena Aleksandrovna Shepeleva

Wonjong Choi

Gennadiy Aleksandrovich Evtyushkin

Hanjib Kim

GaEun Lee

Janghyun Nam

Hyo-Seok Na

Youngju Kim

Taekun Kim

Doil Ku

Woonyun Kim

Kyeongjo Keum

Youngkon Lim

Sanghun Sim

Chulseung Pyo

Han-Yeop Lee

Seon-Jun Kim

John Moon

Gyesung Wang

Sang-Hun Sim

Kyu-Han Hwang

Disclosed is an electronic device comprising: a wireless communication circuit for generating an RF signal, an amplifier circuit electrically connected to the wireless communication circuit and configured to amplify the RF signal, and an antenna connected to the amplifier circuit. The amplifier circuit may comprise: a first amplifier; a second amplifier; a first transmission path connected to an output terminal of the first amplifier and the antenna; a second transmission path connected to an output terminal of the second amplifier and the first transmission path; a first variable impedance circuit located on the first transmission path and configured to change an electrical length of the first transmission path based on the frequency of the RF signal; and a second variable impedance circuit located on the second transmission path and configured to change the electrical length based on a power mode.

Electronic device comprising amplifier circuit for processing wideband RF signal

A directional coupler according to various embodiment and an electronic device having the same are provided. The directional coupler includes a first layer having at least one conductive portion, a second layer disposed adjacent to the first layer in a first direction and having at least one conductive plate corresponding to the conductive portion of the first layer, a third layer disposed adjacent to the second layer in the first direction and including an RF signal transmission line, a fourth layer disposed adjacent to the third layer in the first direction and having a conductive line wound with at least one turn, and at least one conductive via electrically connecting the at least one conductive plate of the second layer and the conductive line of the fourth layer which is wound with at least one turn.

Directional coupler and electronic device having the same

According to various embodiments, there may be provided a radio frequency front end (RFFE) device comprising: a plurality of ports each connectable to an antenna, a first circuit configured to process a first signal for a first operating frequency band included in a first frequency band group, a second circuit configured to process a second signal for a second operating frequency band included in a second frequency band group, a diplexer including a first end electrically connected with a first port of the plurality of ports, a second end, and a third end, a first switch connected to a first conductive line connecting the first circuit and a second port of the plurality of ports and electrically connecting or electrically separating the second end of the diplexer to/from the first circuit and the second port based on a state, and a second switch connected to a second conductive line connecting the second circuit and a third port of the plurality of ports and electrically connecting or electrically separating the third end of the diplexer to/from the second circuit and the third port based on a state.

RFFE device, electronic device and method for operating the same

A coupler includes: a first layer including a first conductive flat plate; a second layer including a signal transmission line electrically connected to the first conductive flat plate, the second layer including a first line port configured to input a signal output from a wireless communication circuit, and a second line port electrically connected to an antenna; a third layer electrically connected to the first conductive flat plate and including a first conductive pattern electrically connected to the signal transmission line; and a capacitor electrically connected to the first conductive flat plate.

Printed circuit board and electronic device comprising coupler

A switch in an electronic device includes a substrate, a first signal line, a second signal line, and a ground bridge. The first signal line is on the substrate and extends in a first direction. The second signal line is on the substrate and is spaced apart from the first signal line in a first direction parallel with the first signal line to branch the wireless communication signal at a first point and a second point of the first signal line. The ground bridge is at least partially movable in a space between the first signal line and the second signal line. A first capacitor is between a first point of the first signal line and one end of the second signal line, and a second capacitor is between a second point of the first signal line and the other end of the second signal line.

Switch and electronic device including the same

An electronic device for providing a corrected response message according to an utterance intention of a user by using a keyword included in an input inquiry input by the user, and an operation method of the electronic device are provided. The electronic device includes receiving the input inquiry input by the user, identifying a representative inquiry according to an utterance intention of the user by analyzing the input inquiry by using a natural language understanding (NLU) model, extracting a keyword from the input inquiry by comparing a vector value of a first embedding vector of the input inquiry changed through the NLU model with a vector value of a second embedding vector of the representative inquiry, and correcting a response message mapped to correspond to the representative inquiry, by using the extracted keyword.

Electronic device for processing user's inquiry, and operation method of the electronic device

A method of controlling an electronic device includes, based on obtaining first text information corresponding to a user query, identifying a main query corresponding to the first text information; obtaining a plurality of responses related to the main query; identifying a plurality of phrases included in the first text information; identifying at least one first phrase corresponding to the main query among the plurality of phrases based on a similarity between the plurality of phrases and the main query; identifying, among the plurality of responses, at least one first response corresponding to a remaining second phrase, among the plurality of phrases except the at least one first phrase, based on a similarity between each of the plurality of responses and the remaining second phrase; and providing second text information corresponding to a remaining second response other than the at least one first response among the plurality of responses.

Response determining device and controlling method of electronic device therefor

An electronic device comprises: a housing including a front plate, a rear plate, and side portions surrounding a space formed by the front plate and the rear plate; a display visible through the front plate; and an antenna module disposed in the space, wherein the antenna module comprises: a printed circuit board (PCB) including a first surface facing a first direction and a second surface facing a second direction opposite to the first direction; at least one first antenna disposed on the first surface of the PCB; an IC chip disposed on the second surface of the PCB; an insulation member comprising an insulating material covering at least a portion of the IC chip; and a second antenna disposed on a surface of the insulation member facing the second direction, wherein the IC chip may be configured to feed the first antenna, the first antenna may be configured to radiate a first signal of a first frequency band, and the second antenna may be configured to radiate a second signal.

Antenna and electronic device comprising same

The disclosure relates to a method of detecting whether an external object is in proximity to an electronic device and an electronic device supporting the same. An electronic device according to an embodiment may include: a wireless communication circuit; an antenna electrically connected to the wireless communication circuit and configured to be fed with power from the wireless communication circuit at a first point; a voltage detector including circuitry configured to detect a peak voltage applied to the antenna; and a processor electrically connected to the voltage detector and the wireless communication circuit. The processor may be configured to: determine whether an external object is within a specified proximity to the electronic device based on the peak voltage detected by the voltage detector; and control the magnitude of power applied to the antenna via the wireless communication circuit based on a determination that the external object is within the specified proximity to the electronic device.

Method for detecting a proximity of objects and electronic device supporting the same

An electronic device according to an embodiment includes: an antenna, a filter configured to pass a signal of a specific frequency band among signals transmitted and received through the antenna, and a processor configured to control the filter to pass the signal of the specific frequency band. The filter includes: a first substrate, a second substrate facing the first substrate, a first group of electrodes disposed inside the first substrate, a second group of electrodes disposed inside the second substrate, a first transducer electrode including a first group of lines, a second transducer electrode including a second group of lines disposed to alternate with the first group of lines, and a power supply configured to apply voltages to the first group of electrodes and the second group of electrodes. The processor is configured to cause at least one of the second group of lines to be separated from the first substrate, by controlling the power supply based on a frequency of a signal to be passed through the filter.

Electronic device comprising surface acoustic wave filter

An electronic device and a method for controlling thereof are provided. The electronic device may include: a memory and a processor configured to: input sentences input into a plurality of conversation rooms generated through a messenger application into a first model and acquire characteristic information of conversations conducted in the plurality of respective conversation rooms, based on a first sentence being input, input the first sentence and the characteristic information into a second model and acquire first scores indicating a similarity between the first sentence and the characteristics of the conversations conducted in the plurality of respective conversation rooms, input the first sentence and the sentences input into the plurality of conversation rooms into a third model and acquire second scores indicating relevance between the first sentence and the sentences input into the plurality of conversation rooms, identify a conversation room as a conversation room corresponding to the first sentence among the plurality of conversation rooms based on the characteristic information, the first scores, and the second scores, and input the first sentence into the identified conversation room.

Electronic device and method for controlling electronic device

An electronic headset device, comprising a headset housing; a speaker disposed inside the headset housing; a connector for connecting with an external electronic device; an audio IC module electrically connected with the connector and configured to convert a digital audio signal into an analogue audio signal; a connection line for electrically connecting the speaker with the audio IC module; a radio IC module disposed on the path of the connection line and electrically connected to the connection line; and a radio antenna connected to the radio IC module, wherein the radio IC module may be configured to use the radio antenna to receive a radio signal.

Electronic headset device capable of receiving radio signal, and electronic device connected therewith

In an embodiment, an electronic device may include a housing including a hinge module, a first housing, and second housing. The first and second housings are rotatably coupled to each other via the hinge module to be in a folded state or an unfolded state. The electronic device may further include a flexible display, at least one conductive pattern disposed in the first housing, at least one conductor disposed at a position in the second housing corresponding to the at least one conductive pattern such that the at least one conductor is capacitively coupled to the conductive pattern when the electronic device is in the folded state, and a wireless communication circuit electrically connected to the at least one conductive pattern in the first housing. Other embodiments are also possible.

Antenna and foldable electronic device including the same

Various embodiments disclose a method and a device including: an antenna, a switching regulator, communication chip including an amplifier and a linear regulator operably connected to the amplifier and the switching regulator, the communication chip configured to transmit a radio-frequency signal from the electronic device through the antenna, and control circuitry configured to control the communication chip such that the linear regulator provides the amplifier with a voltage corresponding to an envelope of an input signal input to the amplifier, the input signal corresponding to the radio-frequency signal.

Method and device for selectively supplying voltage to multiple amplifiers using switching regulator

The disclosure relates to an electronic device and a method for wireless communication including a power amplification circuit. According to an embodiment, an electronic device may include: a radio frequency processing module comprising radio frequency circuitry, a first power amplification circuit connected to the radio frequency processing module, a second power amplification circuit connected to the radio frequency processing module and the first power amplification circuit, and a front-end module comprising circuitry connected to the second power amplification circuit and an antenna and configured to transmit a signal, wherein the second power amplification circuit is configured to acquire, from the first power amplification circuit, a first signal obtained by amplifying a signal output from the radio frequency processing module and a second signal by amplifying a signal output from the radio frequency processing module.

Electronic device and method for wireless communication

Growing community of inventors

Gyeonggi-do, South Korea

Dongil Yang