Samsung Electronics Co., Ltd.

Lg Electronics Inc.

Yonsei University

Mingyu Kang

Hyoungjoo Lee

Taeyoon Kim

Chaeman Lim

Jinwoo Kim

Chaiman Lim

Youngpo Lee

Byungwook Yoo

Ilgyu Choi

Kookyeon Lee

Kijun Kim

Byounghoon Kim

Suyoung Park

Euichang Jung

Youngseob Choi

Seunghan Seo

Dukhyun Chang

Junyoung Woo

Kwangsoon Kim

Ohhyun Baek

Kihwan Ryu

Hyungyeol Lee

Jinbae Park

Woochul Jeong

Lee Hyoungjoo

An electronic device is provided. The electronic device includes an antenna module, a memory, and at least one processor configured to, in response to modulating a signal for transmitting by a first carrier frequency, identify a first beam book corresponding to the first carrier frequency stored in the memory, the first beam book including information related to a first phase value corresponding to each of antenna elements included in the antenna module, perform beamforming based on the identified first beam book via the antenna module, in response to modulating the signal for transmitting by a second carrier frequency different from the first carrier frequency, identify a second beam book corresponding to the second carrier frequency, the second beam book including information related to a second phase value corresponding to each of the antenna elements, the second phase value is a value compensated from the first phase value based on the second carrier frequency, and perform beamforming based on the identified second beam book via the antenna module.

Method of beamforming in electronic device and electronic device

An electronic device according to various embodiments of the present invention may include a communication circuit, and a processor operatively connected with the communication circuit, and the processor may be configured to detect that a reception beam for a first base station is changed, and change a reception beam for a second base station based on first change information of the reception beam for the first base station. Other embodiments are also possible.

Method for controlling beam and electronic device therefor

Disclosed are an apparatus and a method for selecting a beam in an electronic device. An electronic device includes: a plurality of antennas configured to form beams in different directions; and at least one processor, wherein the at least one processor is configured to: control the plurality of antennas to form a wide beam, determine a transmission beam pattern of a transmitting side through the wide beam, control the plurality of antennas to form a reception beam, and determine a reception beam pattern to be used for receiving a signal from the transmitting side.

Method of selecting beam and electronic device thereof

An electronic device is provided. The electronic device includes a memory, a communication device comprising a plurality of N number of conductive plates arranged to form M number of beams, and at least one processor operatively connected to the memory and the communication device. The at least one processor receives a synchronization signal block set comprising a plurality of synchronization signal blocks corresponding to a plurality of beams from a base station using each of at least some of the plurality of N conductive plates and selects at least one of the M beams using the plurality of received synchronization signal blocks. Each of N and M is an integer of greater than or equal to 2.

Electronic device for performing communication based on beamforming and method therefor

A method and apparatus are provided for controlling multiple processors in order to reduce current consumption in electronic device. An electronic device includes an application processor (AP) configured to control a plurality of functions; a communication processor (CP) electronically connected to the AP; and a sensor module or a communication module electronically connected to the CP. When the AP enters a sleep state, the CP is configured to control at least one function among the plurality of functions based on information collected from the sensor module or the communication module according to a discontinuous reception (DRX) operating period.

Method and apparatus for controlling multiple processors to reduce current consumption

The present invention relates to a device and method for controlling an electric vehicle that enables a user to easily control a predicted distance that can be travelled by displaying the predicted distance that can be travelled in response to the power consumption of electric loads on the electric vehicle. The device for controlling the electric vehicle according to an embodiment of the present invention may include: a power consumption detector that detects a first power consumption of main electric loads associated with the operation of the electric vehicle and a second power consumption of optional electric loads on the electric vehicle; a control unit that determines a first predicted distance that can be travelled corresponding to the first power consumption detected and a second predicted distance that can be travelled corresponding to the second power consumption detected; and a display that displays the first and second predicted distances that can be travelled.

Device and method for controlling electric vehicle

There is provided a cleaner including an agitator, and a mounting portion on which the agitator is rotatably mounted. The agitator includes a brush assembly having brushes, a frame that includes a first opening into which the brush assembly is inserted, an installation space for receiving therein the brush assembly, and a second opening through which the brushes protrude, and first and second side caps that are connected to the frame and support the brush assembly.

Agitator and cleaner

The present description relates to a method of using a terminal to adaptively feed back channel information relating to multi-cell cooperative communication includes: measuring an average signal-to-noise ratio of a virtual multi-antenna channel between a terminal and at least one cell to transmit same to a base station; receiving, from a base station, a number of allowable feedback bits determined on the basis of the average signal-to-noise ratio and cooperative communication information; selecting a codebook from a plurality of predetermined codebooks on the basis of the number of allowable feedback bits and the cooperative communication information; and quantizing channel information on a virtual multi-antenna channel using the selected codebook, and transmitting feedback information including the quantized channel information to a base station. The codebook may be selected to transmit the feedback information using the entire number of allowable feedback bits.

Adaptive feedback for multi-cell cooperative communication and an adaptive transmission mode determining method and device

Growing community of inventors

Seoul, South Korea

Mingyu Kang