公开(公告)号：US09264911B2

公开(公告)日：2016-02-16

申请号：US14470193

申请日：2014-08-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byung Moo Lee ,  Jong Ho Bang ,  Nam Jeong Lee ,  Jin Hyeock Choi

IPC: H04K1/02 ,  H04W16/14 ,  H04B1/04 ,  H04W52/02

CPC classification number: H04W16/14 ,  H04B1/0475 ,  H04B2001/0416 ,  H04W52/0206 ,  H04W52/0251 ,  H04W52/0261 ,  H04W52/267 ,  Y02D70/142 ,  Y02D70/164 ,  Y02D70/26

Abstract: Provided is an apparatus and method for managing a power consumption of a transmitter based on energy efficiency in a multiple-input and multiple-output (MIMO) communication system. The transmitter is configured to control a power of at least one of a baseband (BB) component, a radio frequency (RF) chain component, and a power amplifier (PA) component based on calculation of the energy efficiency.

Abstract translation: 提供了一种用于基于多输入和多输出（MIMO）通信系统中的能量效率管理发射机的功率消耗的装置和方法。 发射机被配置为基于能量效率的计算来控制基带（BB）分量，射频（RF）链分量和功率放大器（PA）分量中的至少一个的功率。

公开(公告)号：US09634696B2

公开(公告)日：2017-04-25

申请号：US14272638

申请日：2014-05-08

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  POSTECH ACADEMY-INDUSTRY FOUNDATION

Inventor： Nam Jeong Lee ,  Bum Man Kim ,  Dong Soo Kim ,  Ha Dong Jin ,  Byung Chang Kang ,  Jong Ho Bang ,  Byung Moo Lee

IPC: H04B1/04

CPC classification number: H04B1/0458

Abstract: A transmitter configured to support a multimode and a multiband, using radio frequency (RF) digital-to-analog converters (DACs), includes a first RF DAC configured to transmit a first signal in a first frequency band, and a second RF DAC configured to transmit a second signal in a second frequency band different from the first frequency band. The transmitter further includes an impedance controller configured to adjust impedance of one of the first RF DAC and the second RF DAC operating in an impedance matching mode to adjust a frequency range of another one of the first RF DAC and the second RF DAC operating in a data transmission mode.

公开(公告)号：US20150070225A1

公开(公告)日：2015-03-12

申请号：US14385409

申请日：2013-03-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byung Moo Lee ,  Jong Ho Bang ,  Jin Hyeock Choi ,  Byung Chang Kang

IPC: G01R21/133 ,  G01R29/08

CPC classification number: G01R21/133 ,  G01R29/08 ,  H04B7/0413 ,  H04W52/42

Abstract: A method and a device for determining transmission power in a multi-antenna communication system are provided. The method for determining transmission power includes calculating the power consumption of a transmission device, calculating the capacity of the transmission device, and determining transmission power for maximizing the energy efficiency of the transmission device by using the power consumption and the capacity thereof.

Abstract translation: 提供了一种用于确定多天线通信系统中的发射功率的方法和装置。 确定发送功率的方法包括计算发送装置的功耗，计算发送装置的容量，以及通过使用电力消耗及其容量，确定发送装置的能效最大化的发送功率。

公开(公告)号：US09525211B2

公开(公告)日：2016-12-20

申请号：US14146159

申请日：2014-01-02

Applicant: SAMSUNG ELECTRONICS CO. LTD. ,  AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION

Inventor： Byung Moo Lee ,  Byung Chang Kang ,  Jong Ho Bang ,  Jin Do Byun ,  Hai-Young Lee

IPC: H01Q13/10 ,  H01Q13/18 ,  H01Q19/06

CPC classification number: H01Q13/103 ,  H01Q13/18 ,  H01Q19/06

Abstract: An antenna and a communication system with the antenna are provided. The antenna may include a first layer including a plurality of folded stubs, a second layer including a pattern of the folded stubs, and a third layer connected to ground is disposed between the first layer and the second layer.

Abstract translation: 提供天线和具有天线的通信系统。 天线可以包括包括多个折叠短截线的第一层，包括折叠短截线的图案的第二层和连接到地面的第三层设置在第一层和第二层之间。

公开(公告)号：US09907017B2

公开(公告)日：2018-02-27

申请号：US14520010

申请日：2014-10-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sung Ho Chae ,  Nam Jeong Lee ,  Jong Bu Lim ,  Jong Ho Bang ,  Kyung Hun Jang

IPC: H04B1/44 ,  H04W52/02 ,  H04B7/08 ,  H04B1/10 ,  H04L5/14

CPC classification number: H04W52/0209 ,  H04B1/1009 ,  H04B7/0825 ,  H04L5/14 ,  H04L5/1461 ,  Y02D70/164 ,  Y02D70/40 ,  Y02D70/444

Abstract: A communication method and apparatus for cancelling interference are provided. The communication apparatus includes an active element configured to receive a first signal and a parasitic element configured to receive a second signal. A third signal is generated by cancelling interference in the first signal using the second signal.

公开(公告)号：US09301263B2

公开(公告)日：2016-03-29

申请号：US14740634

申请日：2015-06-16

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Byung Moo Lee ,  Jin Kyu Kang ,  Joon Hyuk Kang ,  Nam Jeong Lee ,  Byung Chang Kang ,  Jong Ho Bang ,  Jin Hyeock Choi

IPC: H04W52/00 ,  H04W52/24 ,  H04W52/42 ,  H04B7/04 ,  H04W52/30 ,  H04W72/04 ,  H04W52/12 ,  H04W52/36 ,  H04W52/46

CPC classification number: H04W52/24 ,  H04B7/0413 ,  H04W52/12 ,  H04W52/30 ,  H04W52/367 ,  H04W52/42 ,  H04W52/46 ,  H04W72/046 ,  Y02D70/00

Abstract: A method for determining a transmission power in a multi-input multi-output (MIMO) system based on a cooperative transmission is provided. The method includes setting a power constraint condition of a transmitter and target quality information of a receiver. The method further includes determining the transmission power to be allocated to the transmitter to transmit the data to the receiver based on the power constraint condition and the target quality information.

公开(公告)号：US09287943B2

公开(公告)日：2016-03-15

申请号：US14160818

申请日：2014-01-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byung Moo Lee ,  Byung Chang Kang ,  Jong Ho Bang ,  Nam Jeong Lee ,  Jin Hyeock Choi

IPC: H04B7/02 ,  H04L1/02 ,  H04B7/04 ,  H04L5/00

CPC classification number: H04B7/0426 ,  H04B7/0452 ,  H04L5/0007 ,  H04L27/2623

Abstract: Methods and apparatus for reducing a peak-to-average power ratio (PAPR) of an orthogonal frequency division multiplexing (OFDM) signal in an MIMO-OFDM communication system is provided, in which the method for reducing the PAPR of the OFDM signal may identify interference generated in an MIMO communication system, and adjust a clipping ratio (CR) for an effect of a clipping distortion to be less than an effect of interference.

Abstract translation: 提供了一种用于降低MIMO-OFDM通信系统中的正交频分复用（OFDM）信号的峰均功率比（PAPR）的方法和装置，其中减少OFDM信号的PAPR的方法可以识别 在MIMO通信系统中产生的干扰，以及用于削波失真的影响的削波比（CR）小于干扰的影响。

公开(公告)号：US09078226B2

公开(公告)日：2015-07-07

申请号：US13756896

申请日：2013-02-01

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Byung Moo Lee ,  Jin Kyu Kang ,  Joon Hyuk Kang ,  Nam Jeong Lee ,  Byung Chang Kang ,  Jong Ho Bang ,  Jin Hyeock Choi

IPC: H04W52/40 ,  H04W52/42 ,  H04W52/12 ,  H04W52/36 ,  H04W52/46

CPC classification number: H04W52/24 ,  H04B7/0413 ,  H04W52/12 ,  H04W52/30 ,  H04W52/367 ,  H04W52/42 ,  H04W52/46 ,  H04W72/046 ,  Y02D70/00

Abstract: A method for determining a transmission power in a multi-input multi-output (MIMO) system based on a cooperative transmission is provided. The method includes setting a power constraint condition of a transmitter and target quality information of a receiver. The method further includes determining the transmission power to be allocated to the transmitter to transmit the data to the receiver based on the power constraint condition and the target quality information.

Abstract translation: 提供了一种基于协作传输来确定多输入多输出（MIMO）系统中的发送功率的方法。 该方法包括设置发射机的功率约束条件和接收机的目标质量信息。 该方法还包括基于功率约束条件和目标质量信息确定要分配给发射机的发射功率以将数据发射到接收机。

公开(公告)号：US08964681B2

公开(公告)日：2015-02-24

申请号：US13788066

申请日：2013-03-07

Applicant: Samsung Electronics Co., Ltd. ,  Korea Advanced Institute of Science and Technology

Inventor： Byung Moo Lee ,  Byung Chang Kang ,  Jun Hyuk Kim ,  Jong Ho Bang ,  June Koo Rhee ,  Jin Hyeock Choi

IPC: H04W4/00 ,  H04W52/02 ,  G08C17/00

CPC classification number: H04W52/0219 ,  Y02D70/164

Abstract: A method and apparatus for user scheduling in a multi-user multiple input multiple output (MIMO) communication system are provided. The method includes identifying a user group comprising user terminals. The method further includes comparing power consumptions based on the user group. The method further includes scheduling the user terminals based on the comparing.

Abstract translation: 提供了一种用于多用户多输入多输出（MIMO）通信系统中的用户调度的方法和装置。 该方法包括识别包括用户终端的用户组。 该方法还包括基于用户组来比较功耗。 该方法还包括基于该比较来调度用户终端。

公开(公告)号：US11054449B2

公开(公告)日：2021-07-06

申请号：US14385409

申请日：2013-03-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byung Moo Lee ,  Jong Ho Bang ,  Jin Hyeock Choi ,  Byung Chang Kang

IPC: G01R21/133 ,  H04W52/42 ,  G01R29/08 ,  H04B7/0413

Abstract: A method and a device for determining transmission power in a multi-antenna communication system are provided. The method for determining transmission power includes calculating the power consumption of a transmission device, calculating the capacity of the transmission device, and determining transmission power for maximizing the energy efficiency of the transmission device by using the power consumption and the capacity thereof.