Samsung Electronics Co., Ltd.

Nkia Co., Ltd.

Junghwan Son

Hyoseok Na

Namjun Cho

Jihoon Kim

Jiyong Kim

Yongjun An

Jihee Kang

Youngju Kim

Youngmin Lee

Woojin Kim

Dongil Yang

Hyunseok Choi

Junghoon Lee

Jooseung Kim

Chaejun Lee

Chaehag Yi

Sung Soo Yoo

Ki Hoon Shin

Sooyong Kim

In Hwan Lee

Namkyoung Kim

Tongho Chung

Yeonjeong Kim

Eun Min Yoo

Intae Kang

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

According to various embodiment, an electronic device may include: a housing, a first substrate disposed in an inner space of the housing and including a first surface facing a first direction, a second surface facing a direction opposite to the first surface, and a first recess area at least partially corresponding to the first surface, a second substrate at least partially disposed in the first recess area of the first substrate, a third substrate at least partially disposed on one surface of the second substrate and including multiple antenna elements comprising at least one antenna, and a wireless communication circuit disposed on the second surface of the first substrate and electrically connected to the second substrate. The second substrate may include at least one matching circuit electrically connected to the wireless communication circuit corresponding to each of the multiple elements.

Electronic device including antenna

An electronic device may include a low drop output regulator (LDO); a first DC-to-DC converter; an antenna module including an antenna array IC and an antenna array; a second DC-to-DC converter disposed outside the antenna module and supplying power to the low drop output regulator; a power generation circuit for supplying power to the first DC-to-DC converter and the second DC-to-DC converter; and a processor operatively coupled to the antenna module, the second DC-to-DC converter, and the power generation circuit.

Method and device for sharing DC-to-DC converter between antenna modules

Various embodiments of the disclosure relate to an electronic device including an antenna. An electronic device may include: a housing, a main substrate s disposed in an inner space of the housing and including a first surface facing a first direction and a second surface facing a second direction opposite to the first direction, and an antenna module disposed on the main substrate, wherein the antenna module includes a first substrate disposed on the first surface of the main substrate and including at least one antenna, the main substrate including multiple through-holes, multiple antenna structures disposed to penetrate the multiple through-holes, respectively, and include at least one antenna element including at least one antenna spaced at a designated interval, and matching structure comprising impedance matching circuitry disposed on the first substrate and configured to match impedance for the at least one antenna element included in each of the multiple antenna structures.

Antenna and electronic device including the same

Various embodiments of the disclosure relate to an electronic device including an antenna. The electronic device may include: a housing; a main board disposed in an internal space of the housing and including a first surface oriented in a first direction, a second surface facing a direction opposite the first direction, and a through hole; and an antenna module disposed on the main board. The antenna module may include: a board at least partially disposed in the through hole and including a plurality of antenna elements; and a wireless communication circuit configured to transmit and/or receive a wireless signal in a predetermined frequency band via the plurality of antenna elements, the wireless communication circuit disposed on the second surface of the main board.

Antenna and electronic device including same

An electronic device may include at least one control unit and an interface or a group of peripheral devices. The group of peripheral devices may include a plurality of peripheral devices (e.g., an input module, a sound output module, a display module, an audio module, a haptic module, a sensor module, a camera module, a power management module, and a communication module). The electronic device includes a plurality of peripheral devices and at least one processor connected to the plurality of peripheral devices via a serial interface, wherein the at least one processor may be configured to control the electronic device to continuously transmit, via the serial interface, a single command frame including a single serial control command, and data frames to be delivered to at least two peripheral devices among the plurality of peripheral devices.

Electronic device for operating serial interface, and control method thereof

An electronic device includes a first antenna facing a first direction, a second antenna facing a second direction, and at least one processor configured to obtain a first value indicating a quality of a first signal received via a beam formed by using the first antenna and a second value indicating a quality of a second signal received via a beam formed by using the second antenna; based on identifying that a value from among the first value and the second value is greater than or equal to a reference value, enable both the first antenna and the second antenna; based on identifying that the first value is less than the reference value and is greater than or equal to the second value, enable the first antenna; and based on identifying that the second value is less than the reference value and is greater than the first value, enable the second antenna.

Electronic device and method for controlling antennas facing different directions

A low-power wire rope safety diagnosis method and a system thereof are provided. Since a sensor should be continuously turned on to allow a plurality of sensor nodes to diagnose safety of a wire rope in real time and it consumes much power, there is provided a method and system which can perform the safety diagnosis only when a movement is detected while being in a standby mode to reduce the power consumption, and determine a defect more correctly and consistently by utilizing deep learning when defects are determined through a wire rope safety diagnosis.

Low-power wire rope safety diagnosis method and system

According to one or more embodiments of the disclosure, an electronic device may include a power amplifier, a voltage generator, an antenna, and a communication processor. The CP determines whether an output waveform of the transmission signal which is output through the antenna is a first waveform or a second waveform. If the output waveform is the first waveform, the voltage generator generates a first output voltage for amplifying the first waveform by applying a first direct current (DC) power source of one or more first voltages. If the output waveform is the second waveform, the voltage generator generates a second output voltage for amplifying the second waveform by applying a second DC power source of a second voltage shifted by a designated level with respect to the first voltage, based on a peak power of the first waveform and a peak power of the second waveform.

Method of adjusting applied voltage for transmission signal amplification and electronic device thereof

Various embodiments of the present invention relate to a method for inspecting whether an electronic device and a communication device included in the electronic device operate normally. A method for checking characteristics of a wireless communication device, according to various embodiments of the present invention, comprises the steps of: providing a wireless communication device at a first location, wherein the wireless communication device includes an antenna array and a wireless communication circuit electrically connected to the antenna array, and the wireless communication circuit is configured to transmit and receive signals having frequencies of 20 Ghz to 100 Ghz and includes a plurality of phase shifters configured to adjust phases of the signals in order to form directional beams together; providing a signal detecting device at a second location separated from the first location so as to detect a wireless signal from the wireless communication device; allowing the wireless communication device to transmit a first signal in a state in which all the phase shifters are configured to have a first delay; detecting a first power of the first signal by using the signal detecting device; allowing the wireless communication device to transmit a second signal in a state in which all the phase shifters are configured to have a second delay; and detecting a second power of the second signal by using the signal detecting device.

Method for checking characteristics of electronic device and communication device included in electronic device

An electronic device including a housing; a display; a wireless communication circuit comprising a first port, a second port, a third port, and a fourth port, wherein the wireless communication circuit is configured to transmit a first signal having a first frequency via the first port; receive a second signal having the first frequency via the second port; transmit a third signal having a second frequency different from the first frequency via the third port; and receive a fourth signal having the second frequency via the fourth port; and an antenna structure disposed inside the housing, wherein the antenna structure comprises: a conductive pattern; a first node, a second node, and a third node electrically connected to the conductive pattern; a first electrical path; a second electrical path; a third electrical path; a fourth electrical path; a fifth electrical path; a sixth electrical path; and a seventh electrical path.

Antenna module supporting dual bands and electronic device including the same

Disclosed is an electronic device. The electronic device includes an antenna including a radiation part comprising a radiator having a patch shape, a first feeding port provided in a first direction of the radiation part, a second feeding port provided in a second direction perpendicular to the first direction of the radiation part, a third feeding port provided in a direction facing away from the first direction, and a fourth feeding port provided in a direction facing away from the second direction, a wireless communication circuit that includes a first communication circuit and a second communication circuit, the first communication circuit including a first transmitter and a first receiver and the second communication circuit including a second transmitter and a second receiver, a first switch configured to selectively connect the first transmitter and the first receiver with the first feeding port, a second switch configured to selectively connect the first transmitter and the first receiver with the second feeding port, a third switch configured to selectively connect the second transmitter and the second receiver with the third feeding port, and a fourth switch configured to selectively connect the second transmitter and the second receiver with the fourth feeding port.

Electronic device including a plurality of switches selectively connecting antenna having a plurality of feeding terminals with communication circuit, and driving method thereof

Methods and apparatuses are provided in which a first terminal determines a delay offset value based on a first delay value of a first channel between the first terminal and an entity, and a second delay value of a second channel between the first terminal and the entity. The delay offset value is transmitted from the first terminal, to a second terminal. The second terminal uses the delay offset value to determine a third delay value of a third channel between the second terminal and the entity based on a fourth delay value of a fourth channel between the second terminal and the entity, the fourth delay value being determined by the second terminal.

Growing community of inventors

Gyeonggi-do, South Korea

Junghwan Son