Samsung Electronics Co., Ltd.

Chaejun Lee

Jihoon Kim

Hyoseok Na

Sumin Yun

Jongin Lee

Jiyong Kim

Jaebong Chun

Jinwoo Jung

Hochul Hwang

Hosaeng Kim

Seongjin Park

Jaehoon Jo

Myunghun Jeong

Woomin Jang

Kookjoo Lee

Minwoo Lee

Dongyeon Kim

Jehun Jong

Juseok Lee

Wonhee Choe

Junghwan Son

Jungsik Kim

Seongkyun Kim

A communication device configured to transmit/receive a radio frequency (RF) signal is provided. The device includes a transceiver including an amplifier device using a multi-loop inter-stage matching (ISM) transformer, and a processor configured to control an operation of the amplifier based on a signal strength during transmission/reception of the RF signal. The transformer is disposed between a first amplifier and a second amplifier and includes a plurality of primary loops and a plurality of secondary loops, each primary loop includes an inductor component having a different size and a different Q-factor and each secondary loop includes an inductor component having a different size and a different Q-factor. The processor adjusts an attenuation level of the transformer by controlling a switching connection to the first amplifier and the second amplifier for one primary loop among the plurality of primary loops and one secondary loop among the plurality of secondary loops.

Amplifier device using transformer with multi-loop structure and communication device using the same in wireless communication system

An electronic device is provided. The electronic device includes a flexible display comprising a display panel which includes a first portion, a second portion, and a third portion, and is disposed to be at least partially visible in a folded state, an array antenna which is formed on a dielectric sheet disposed on the display panel and includes a first mesh pattern portion disposed at a position corresponding to the first portion, a second mesh pattern portion disposed at a position corresponding to the third portion, and at least one third mesh pattern portion formed at a position spaced apart from the first mesh pattern portion, at a position corresponding to the first portion, a wireless communication circuit configured to transmit and/or receive a wireless signal through the array antenna, and a phase shifting means disposed in an electrical path between the wireless communication circuit and the array antenna.

Antenna and electronic device including same

An electronic device is provided. The electronic device includes a printed circuit board (PCB) including a plurality of layers, a communication circuit electrically coupled to the PCB, and at least one processor electrically coupled to the communication circuit. The PCB may include a first layer in which a plurality of patch antennas disposed, a first feeding path which feeds a first point of a first patch antenna so that the first patch antenna disposed to the first layer transmits and/or receives a first polarized signal, a second feeding path which feeds a second point of the first patch antenna so that the first patch antenna disposed to the first layer transmits and/or receives a second polarized signal orthogonal to the first polarized signal, a second layer including a ground, a first ground path, and a second ground.

Electronic device comprising antenna

An electronic device is provided. The electronic device includes a housing and a display. The display is arranged in the inner space of the housing while being visible from the outside, and includes a curved side portion. The display includes a plurality of conductive mesh patterns that form an antenna. The plurality of conductive mesh patterns includes a first conductive mesh pattern arranged in a first portion of the display and a second conductive mesh pattern arranged on a second portion of the outer periphery of the first portion. The first conductive mesh pattern and the second conductive mesh pattern have different shapes.

Electronic device including antenna

An electronic device is provided. The electronic device includes a housing comprising a conductive part, and a first nonconductive part connected to the conductive part, an antenna structure positioned inside the housing, and a pen input device attachable/detachable to/from the housing, wherein the pen input device comprises a second nonconductive part having at least a portion thereof overlapping the first nonconductive part when viewed in a direction in which a main beam of the antenna structure is radiated while the pen input device is attached to the housing, and at least a portion of the at least one antenna element overlaps the first nonconductive part and the second nonconductive part.

Electronic device comprising pen input device and configured to reduce deterioration in antenna due to pen input device

An electronic device is provided The electronic device includes a patch antenna element, at least one antenna including a first feeding unit electrically connected to the patch antenna element and a second feeding unit electrically connected to the patch antenna element so as to have a designated isolation for a signal that is input to the first feeding unit, a radio frequency integrated circuit (RFIC) which includes a first communication circuit including a first transmission circuit and a first reception circuit which are electrically connected to the first feeding unit, and a second communication circuit including a second transmission circuit and a second reception circuit which are electrically connected to the second feeding unit, and a processor.

Electronic device for identifying performance of communication circuit based on signal transmitted and received via antenna

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

Growing community of inventors

Suwon-si, South Korea

Chaejun Lee