Samsung Electronics Co., Ltd.

Postech Academy-industry Foundation

Dongguk University Industry-Academic Cooperation Foundation

Juho Son

Sangho Lee

Byungjoon Park

Youngju Lee

Seungtae Ko

Dohyuk Ha

Kwanghyun Baek

Jungyub Lee

Yonghun Cheon

Kijoon Kim

Daehyun Kang

Hyunchul Park

Yunsung Cho

Jihoon Kim

Jeongho Lee

Bumman Kim

Youngchang Yoon

Kyuhwan An

Kyunghoon Moon

Daechul Jeong

Sunggi Yang

Seokwon Lee

Kyungmin Park

Kihyun Kim

Byungsoo Kim

Donghyun Lee

Donggyu Minn

Jooseok Lee

Hyohyun Nam

Woojae Lee

Seokhyeon Kim

Jung-Dong Park

ByungJoon Park

A communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT) are provided. The disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. According to the disclosure, an antenna module includes a first substrate layer on which at least one substrate is stacked; an antenna coupled to an upper end surface of the first substrate layer; a second substrate layer having an upper end surface coupled to a lower end surface of the first substrate layer and on which at least one substrate is stacked; and a radio frequency (RF) element coupled to a lower end surface of the second substrate layer.

Module comprising antenna and RF element, and base station including same

Disclosed is a 5G (5generation) or pre-5G communication system for supporting a data transmission rate higher than that of a 4G (4generation) communication system such as long-term evolution (LTE). A transmission device comprises: a first amplification unit having a common source structure, including cross coupled capacitors, and amplifying an input signal; a second amplification unit, having a common gate structure, for amplifying a signal output from the first amplification unit; and a first removal unit which is connected to output terminals of the first amplification unit and input terminals of the second amplification unit and which removes at least one portion of second harmonics. The first removal unit can offset, with respect to a fundamental frequency, at least some of parasitic capacitance generated from the output terminals of the first amplification unit and the input terminals of the second amplification unit, and can ground a signal having a secondary harmonic frequency with respect to the secondary harmonic frequency.

Apparatus and method for amplifying power in transmission device

The disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-generation (4G) communication system such as long term evolution (LTE). An operation method of a device for upconversion in a wireless communication system is provided. The method includes receiving a first local oscillator (LO) signal, generating a second LO signal, based on the first LO signal and cross-coupled latches, receiving an input signal, generating an upconverted frequency, based on the second LO signal and the input signal, generating an output signal obtained by processing a harmonic component included in the upconverted frequency, and transmitting the generated output signal.

Device and method for upconverting signal in wireless communication system

The present disclosure relates to a 5th generation (5G) or pre-5G communication system for supporting a data transmission rate higher than that of a 4th generation (4G) communication system such as long term evolution (LTE). The present disclosure is to amplify transmission signals in a wireless communication system, and a transmitting device may include an antenna array including a plurality of antenna elements, a plurality of amplification chains for amplifying signals transmitted through the plurality of the antenna elements, and a power supply line for supplying powers to the plurality of the amplification chains. Herein, the powers used by power amplifiers included in at least one amplification chain of the plurality of the amplification chains may be divided by filtering or by independent pads and branch-lines.

Apparatus and method for amplifying transmission signals in wireless communication system

The present invention relates to a communication technique for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and a system therefor. In addition, the present invention provides a device for testing a beam forming processor, comprising: at least one power determination unit, which is electrically connected to the beam forming processor for performing beam forming, and determines the output power of the beam forming processor; and a control unit, which is connected to the power determination unit by wire and determines whether the beam forming processor is normal on the basis of the output power received from the power determination unit.

Device for testing beam forming processor

A communication method and a system for converging a 4th-Generation (4G) communication system or a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT) are provided. The disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The disclosure provides an electronic device including a wireless communication module. The wireless communication module includes an antenna array including at least one antenna element, a phase shifter configured to control a phase of a beam radiating from the antenna array, a processor electrically connected to the phase shifter and configured to perform beamforming by controlling the phase shifter, and a memory including phase offset information of the wireless communication module.

Method for testing wireless communication module and electronic device including the wireless communication module

The present disclosure relates to a communication technique for converging Internet of Things (IoT) technology with a 5Generation (5G) communication system for supporting a higher data transfer rate beyond a 4Generation (4G) system, and a system therefor. The disclosure can be applied to intelligent services (e.g., smart homes, smart buildings, smart cities, smart or connected cars, health care, digital education, retail business, and services associated with security and safety) on the basis of 5G communication technology and IoT-related technology. An antenna module is provided. The antenna module includes an antenna, and at least one transmission line configured to transmit a first signal through the antenna for transmission or receive a second signal through the antenna for reception. The length of the transmission line may be determined based on the impedance when the first signal or the second signal flows through the transmission line.

Antenna module using transmission line length and electronic device including the same

The method and system for converging a 5th-generation (5G) communication system for supporting higher data rates beyond a 4th-generation (4G) system with a technology for internet of things (IoT) are provided. The method includes intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The system includes a power amplification device capable of minimizing the effect of envelope impedance. The power amplification device may be incorporated in a terminal and a base station.

Power amplification device, terminal having the same, and base station having the same

The present disclosure relates to a pre-5-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4-Generation (4G) communication system such as Long Term Evolution (LTE). An electronic device and an operation method thereof are provided for testing performance of a radio frequency integrated circuit (RFIC) in a wireless communication system. The method includes checking a connection state of elements operable as combiners and a plurality of RF chains of the RFIC; performing control to output RF signals from the plurality of RF chains; acquiring an integrated signal by combining the RF signals via the combiners; and determining a quality indicator for the RFIC based the integrated signal.

Device and method for testing RF integrated circuit in wireless communication system

A communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT) are provided. The disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The electronic device includes a first antenna module including a first amplifier configured to amplify a signal received from a communication circuit, a second antenna module including a second amplifier configured to amplify a signal received from the communication circuit, and an impedance matching circuit disposed between an output terminal of the first amplifier and an output terminal of the second amplifier.

Electronic device including plurality of antenna arrays

Growing community of inventors

Suwon-si, South Korea

Juho Son