Samsung Electronics Co., Ltd.

Hanyeop Lee

Hyoseok Na

Jongin Lee

Gun Lim

Dongil Yang

Hyosung Lee

Namjun Cho

Jinchul Choi

Taihwan Choi

Jiyong Kim

Jongdoo Kim

Ilpyo Hong

Changho Hwang

Donghyun Kim

Jongmin Kim

Dongyoung Kim

Eunseok Hong

Jooseung Kim

Seunghyun Oh

Yongjun An

Sanguk Kim

Joosung Kim

Taeyun Lee

Jangsun Yoo

Wonsub Lim

Jonghun Yoo

Myeonggil Lee

Jihye Moon

Janghyun Nam

Donguk Choi

Gunhee Park

Kyungbin Kim

Daeseung Park

Yohan Moon

Seonjun Kim

Yuseon Lee

Doil Ku

Juho Van

Seongmin Kang

Jisang Kim

Hyojung Lee

Woonyun Kim

Donghyun Yoo

Chulseung Pyo

Garam Yu

Hyunsang Kang

Minjoo Hwang

Seungseok Oh

Myounggyo Seo

Kyungtai Lee

Yoonkook Son

Youngsun Jung

Bongyeol Lee

Kyungchul Park

Ungki Min

An electronic device may include a transceiver, a communication circuit, at least one antenna circuit, a processor, and a memory. The transceiver may include at least one transmission (Tx) chain and at least one reception (Rx) chain. The communication circuit may include a plurality of front ends electrically connected to the transceiver. The at least one antenna circuit may be connected to the plurality of front ends, respectively. The processor may be operatively connected to the communication circuit. The processor is configured to change the power and/or circuit driving of the at least one reception (Rx) chain on the basis of the strength of an output signal of the at least one transmission chain.

Electronic device including antenna modules and operation method thereof

A communication device according to an example embodiment may include a memory storing a back-off table in which a key value is mapped to each power back-off value and a processor, wherein the processor is configured to transmit the back-off table stored in the memory to an electronic device coupled to the communication device, receive, from the electronic device, a target key value determined based on at least an expected power back-off value required upon the occurrence of a target event, and back off, upon detection of the target event, transmission power of wireless signals transmitted through an antenna of the electronic device, based at least on a power back-off value mapped to the received target key value in the back-off table.

Method and device for backing off communication power

An electronic device is provided. The electronic device includes an electronic component including a coil therein, and a printed circuit board that is disposed to surround at least a part of the electronic component and includes plural slits disposed at preset intervals in at least one of regions facing the electronic component, wherein each of the plural slits may include a central slit portion extended along a center of the slit, and a symmetric slit portion extended to be symmetric with respect to the central slit portion.

Printed circuit board and electronic device including the same

A communication apparatus having a monitoring function for a coupling state of a connector and/or a method of controlling the communication apparatus are provided. According to various example embodiments, a communication device may include an RF connector portion detachably coupled with a cable connector portion of one end of a cable for transmitting an antenna signal, at least one capacitor disposed near the RF connector portion, and a controller (comprising circuitry) for monitoring a coupling state between the cable connector portion and the RF connector portion based on a capacitance of the at least one capacitor.

Communication apparatus having monitoring function for coupling state of connector and method of controlling the same

An electronic device according to certain embodiments includes a first circuit board, a second circuit board including a communication module, a first antenna module disposed to be separate from the communication module, a flexible cable including a first connector connected to the first circuit board, a second connector connected to the first antenna module, a first extension extending between the first connector and the second connector, and a first receptacle disposed in the first extension, and a first coaxial cable including a third connector connected to the communication module, a fourth connector connected to the first receptacle, and a second extension extending between the third connector and the fourth connector.

Electronic device for reducing transmission loss

According to an embodiment, an electronic device may comprise an antenna circuit including an antenna, a first capacitor, a switch, a sensor, and at least one processor. The at least one processor may be configured to control the switch to connect the first capacitor and the sensor, based on start of booting of the electronic device, determine an initial value of the sensor for determining whether a user grips at least a portion of the electronic device, based on the connection of the first capacitor and the sensor, and control the switch to connect the antenna circuit and the sensor, based on the determination of the initial value of the sensor. Other various embodiments are possible as well.

Electronic device including sensor and method for operating the same

Disclosed is an electronic device including a housing, a memory, a first electrode and a second electrode disposed in the housing, a charging circuit configured to receive power from an external charging device, a first touch sensor, a magnetic sensor, a first switch, and a processor electrically connected to the memory, the charging circuit, the first touch sensor, the magnetic sensor, and the first switch, wherein the memory stores instructions that, when executed, cause the processor to sense a numerical value of a magnetic flux of a magnetic material contained in the external charging device via the magnetic sensor, and control the first switch to selectively connect the first electrode and the first touch sensor or the charging circuit to each other based on the numerical value of the magnetic flux. Other embodiments are also disclosed.

Method for sensing wearing of electronic device and electronic device applied the 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

electronica communication device includes a first array antenna module including first antenna elements, a second array antenna module including second antenna elements and disposed adjacent to the first array antenna module, and a controller which detects misalignment between the first array antenna module and the second array antenna module based on communication between a first test group of the first antenna elements and a second test group of the second antenna elements.

Misalignment compensation method and apparatus

The electronic device of the present invention may comprise: a first antenna and a second antenna; a communication circuit; and a processor electrically connected to the first antenna, the second antenna, and the communication circuit. The processor is configured to: control the communication circuit such that a first signal is output to the first antenna; acquire a second signal corresponding to the first signal reflected from the first antenna, and a third signal corresponding to the first signal output through the first antenna and received by the second antenna; identify a reflection coefficient at which the first signal is reflected from the first antenna, and a transmission coefficient at which the first signal is transmitted to the second antenna; and perform a designated function according to a value corresponding to a distance between the electronic device and an external object.

Electronic device and method for performing designated function according to distance to external object, determined on basis of signal output through antenna

A method and an apparatus for processing signals through Radio Frequency (RF) chains are provided. The electronic device includes a processor, a transceiver including a plurality of RF chains, a plurality of switches electrically connected to the plurality of RF chains, a first antenna array including a plurality of first antenna elements electrically connected to the plurality of switches, and a second antenna array including a plurality of second antenna elements electrically connected to the plurality of switches.

Method of processing signals using radio frequency chains and electronic device thereof

An electronic device is provided. The electronic device includes a housing, a plurality of first antennas, at least one second antenna, at least one sensor, and at least one processor. The at least one processor is configured to perform a multi input multi output (MIMO) operation by using the plurality of first antennas in first status, detect that the electronic device in the first status is changed to be in second status, by folding or sliding of at least one of the first housing or the second housing, and disable at least one, which is adjacent to the at least one second antenna, of the plurality of first antennas and perform a single input single output (SISO) operation by using remaining antennas of the plurality of first antennas, when a frequency band or a channel of a signal transmitted by the plurality of first antennas is adjacent to or partially overlapped with that of a signal received by the at least one second antenna.

Electronic device including plurality of antennas and operating method thereof

Disclosed is an electronic device including an antenna module including one or more antennas transmitting or receiving a signal in a first frequency band and a second frequency band wirelessly, a first duplexer separating the first frequency band into a first transmission frequency band and a first reception frequency band and adjusting the first reception frequency band, a second duplexer separating the second frequency band into a second transmission frequency band and a second reception frequency band and adjusting the second reception frequency band, and a diplexer including a first terminal electrically connected to the antenna module, a first filter passing the first frequency band, a second terminal electrically connected to the first filter and the first duplexer, a second filter passing the second frequency band, and a third terminal electrically connected to the second filter and the second duplexer. The diplexer adjusts a cut-off frequency of the first filter or the second filter in connection with the first reception frequency band adjusted through the first duplexer or the second reception frequency band adjusted through the second duplexer. In addition, various embodiments as understood from the specification are also possible.

Electronic device comprising diplexer capable of adjusting cutoff frequency in connection with adjustment of reception frequency band of duplexer

According to various embodiments of the disclosure, a portable communication device may include: a processor, a communication circuit, at least one first type antenna circuitry, and at least one second type antenna circuitry, wherein the at least one first type antenna circuitry may include an antenna array configured to transmit and/or receive a signal, a power amplifier configured to amplify a transmit signal and a low noise amplifier configured to amplify a received signal, the at least one second type antenna circuitry may include an antenna array configured to receive a signal and a low noise amplifier configured to amplify a received signal, the at least one second type antenna circuitry not including a power amplifier for amplifying a transmit signal, wherein the processor may be configured to control the portable communication device to transmit a transmit signal through the at least one first type antenna circuitry, and to receive a receive signal through at least one selected from the at least one first type antenna circuitry and the at least one second type antenna circuitry.

Electronic device with a plurality of antenna circuitries and a method for controlling the same

Various embodiments relate to an apparatus and a method for processing a radio signal in an electronic device. The electronic device may include: a communication processor; and a power amplifier electrically connected to the communication processor, the power amplifier including a first switch, an input port, a first output port, and a second output port, the power amplifier further including a first amplification circuit disposed on a first electrical path between the input port and the first switch, a second amplification circuit disposed on a second electrical path between the first switch and the first output port, and a third amplification circuit disposed on a third electrical path between the first switch and the second output port.

Electronic device for processing radio signal and operating method thereof

Growing community of inventors

Suwon-si, South Korea

Hanyeop Lee