公开(公告)号：US10355766B2

公开(公告)日：2019-07-16

申请号：US15721696

申请日：2017-09-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Namjeong Lee ,  Jung-Min Moon ,  Hyunseok Ryu ,  Peng Xue ,  Hyunil Yoo ,  Cheol Jeong ,  Taeyoung Kim

IPC: H04B7/00 ,  H04B7/08 ,  H04L25/02 ,  H04B7/06 ,  H04L5/00 ,  H04W24/10 ,  H04B7/024

Abstract: The present 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). According to various embodiments, an apparatus of a user equipment (UE) in a wireless environment comprises at least one transceiver; and at least one processor operably coupled to the at least one transceiver. The at least one transceiver is configured to receive a reference signal configuration comprising information for indicating whether a reference signal of a transmission and reception point (TRP) is transmitted through beam sweeping from the TRP, and receive the reference signal from the TRP based on the received reference signal configuration.

公开(公告)号：US10333602B2

公开(公告)日：2019-06-25

申请号：US15520059

申请日：2016-06-29

Applicant: Samsung Electronics Co., Ltd

Inventor： Hyunil Yoo ,  Taeyoung Kim ,  Jeehwan Noh ,  Jiyun Seol ,  Jae-Seung Son

IPC: H04W4/00 ,  H04B7/06 ,  H04W72/04 ,  H04W72/08 ,  H04B7/08 ,  H04B7/0413 ,  H04W88/02 ,  H04W88/08

Abstract: The present 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). Embodiments of the present invention provide beamforming transmitting/receiving apparatus and method to use in Multiple Input Multiple Output (MIMO)-based wireless communication systems. According to an embodiment of the present invention, a method for operating a transmitting node in a wireless communication system is provided. The method includes determining at least one transmit beam candidate from a plurality of transmit beams and at least one receive beam candidate from a plurality of receive beams, determining an optimal beam pair from pairs of the transmit beam candidates and the receive beam candidates, and transmitting/receiving data with a receiving node based on the optimal beam pair.

公开(公告)号：US10256953B2

公开(公告)日：2019-04-09

申请号：US14631613

申请日：2015-02-25

Applicant: Samsung Electronics Co., Ltd.

Inventor： Keonkook Lee ,  Chanhong Kim ,  Taeyoung Kim ,  Jiyun Seol ,  Jaeseung Son

IPC: H04J11/00 ,  H04L5/00 ,  H04L25/02 ,  H04L25/03 ,  H04L27/26 ,  H04B7/0417

Abstract: An apparatus and method is proved that transmits and receives Reference Signals (RSs) in a wireless communication system using Multiple-Input and Multiple-Output (MIMO). A system adapted to the method is provided. The method includes: determining the number of RS transmission to two or more antennas, respectively, as the number of antennas included in respective ports, wherein each port include one or more antennas; creating transmit patterns so that they cyclically differ from each other every the number of RS transmission to transmit the created transmit patterns the number of RS transmission times; and mapping the RSs to one or more antennas according to the created, respective patterns, and transmitting the RSs in order.

公开(公告)号：US10236549B2

公开(公告)日：2019-03-19

申请号：US14953520

申请日：2015-11-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taeyoung Kim ,  Hyukjae Kwon ,  Kihyun Kim ,  Dongjoon Lee ,  Hyunpyo Lee ,  Heungchan Lee ,  Dongmin Im

IPC: H01M12/08 ,  H01M4/86 ,  H01M4/134 ,  H01M4/38

Abstract: A lithium air battery includes: a composite cathode including a porous material and a first electrolyte; an anode including lithium metal, and an oxygen blocking layer disposed between the composite cathode and the anode, wherein a weight ratio of the porous material and the first electrolyte in the composite cathode is less than about 1:3. Also a method of manufacturing the lithium air battery.

公开(公告)号：US09966644B2

公开(公告)日：2018-05-08

申请号：US14740665

申请日：2015-06-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Victor Roev ,  Hyunjin Kim ,  Taeyoung Kim ,  Dongmin Im

IPC: H01M12/08 ,  H01M4/587 ,  H01M4/86 ,  H01M4/88 ,  H01M4/90 ,  H01M4/96

CPC classification number: H01M12/08 ,  H01M4/587 ,  H01M4/8657 ,  H01M4/88 ,  H01M4/9008 ,  H01M4/9016 ,  H01M4/96 ,  H01M2300/0085 ,  Y02E60/128

Abstract: A cathode for a lithium air battery, the cathode including: an organic-inorganic composite material including a coating layer on at least one portion of a surface thereof, wherein the coating layer includes a positively charged silane compound and an ionic bond forming anion. Also a lithium air battery including the same, and a method of manufacturing the cathode.

公开(公告)号：US20180102827A1

公开(公告)日：2018-04-12

申请号：US15782770

申请日：2017-10-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jeehwan Noh ,  Hyunil Yoo ,  Taeyoung Kim ,  Jiyun Seol

IPC: H04B7/08 ,  H04W72/02 ,  H04B7/0452 ,  H04L25/02

CPC classification number: H04B7/088 ,  H04B7/0404 ,  H04B7/0452 ,  H04B7/0617 ,  H04B7/0695 ,  H04L25/0204 ,  H04L25/0224 ,  H04W24/02 ,  H04W72/02 ,  H04W72/046 ,  H04W72/048

Abstract: The present 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). Disclosed is an apparatus of a base station (BS). The BS may be configured to determine whether to use a beam of the BS and a beam of a terminal, which have been used in a downlink, in an uplink based on capability information received from the terminal and whether an antenna of the BS used for communication with the terminal is a transmission/reception common antenna and perform an uplink beam search when it is determined that the beam of the BS or the beam of the terminal is not used in the uplink.

公开(公告)号：US09941586B2

公开(公告)日：2018-04-10

申请号：US14084388

申请日：2013-11-19

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

Inventor： Jiyun Seol ,  Inhye Son ,  Taeseung Lee ,  Joohwan Chun ,  Sanghyouk Choi ,  Taeyoung Kim

IPC: H01Q3/26 ,  H04B7/08 ,  G01S3/28 ,  H01Q3/24 ,  H04B7/06

CPC classification number: H01Q3/2605 ,  G01S3/28 ,  H01Q3/24 ,  H04B7/0695 ,  H04B7/086 ,  H04B7/088

Abstract: A method and apparatus for selecting a beam direction is for use in a beamforming system. The beam direction selection method of a reception device having a plurality of antenna elements in a wireless communication system using beamforming according to the present disclosure includes acquiring a first reception beam angle estimated as optimal by allocating a first predetermined number of antenna elements to each of beam ports and scanning signals and acquiring a second reception beam angle estimated as optimal by allocating a second predetermined number of antenna elements, which is greater than the first predetermined number, to some of the beam ports and scanning the signals using the first reception beam angle.The beam selection apparatus and method of the present disclosure is capable of selecting a reception beam direction efficiently in a beamforming system.

公开(公告)号：US20180091282A1

公开(公告)日：2018-03-29

申请号：US15721609

申请日：2017-09-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jongbu Lim ,  Taeyoung Kim ,  Hyunseok Ryu ,  Jiyun Seol ,  Peng Xue ,  Yeohun Yun

IPC: H04L5/00 ,  H04W72/04

CPC classification number: H04L5/0082 ,  H04L5/0053 ,  H04L5/0092 ,  H04L5/1469 ,  H04W24/02 ,  H04W72/0406 ,  H04W72/082 ,  H04W72/1231 ,  H04W72/1289

Abstract: The present disclosure relates to 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). The present 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 or connected car, health care, digital education, smart retail, security and safety services. The present disclosure discloses a method capable of solving a problem of downlink-to-uplink interference (DL-to-UL interference) occurring as dynamic time division duplex (TDD) is applied in a wireless communication system.

公开(公告)号：US20180077284A1

公开(公告)日：2018-03-15

申请号：US15818331

申请日：2017-11-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Young-Han Nam ,  Yang Li ,  Eko Onggosanusi ,  Md. Saifur Rahman ,  Taeyoung Kim

IPC: H04M3/51 ,  H04L29/06

Abstract: A base station capable of communicating with a user equipment (UE) includes a transceiver configured to transmit Channel State Information-Reference Signal (CSI-RS) according to a CSI-RS configuration comprising a number of antenna ports, and downlink signals containing the CSI-RS configuration and a precoding-matrix-construction configuration for precoding matrix indicator (PMI) reporting on physical downlink shared channels (PDSCH), the precoding-matrix-construction configuration comprising a first and second sampling factors, O1 and O2, and a first and second numbers, N1 and N2 receive, from the UE, uplink signals containing a precoding matrix indicator (PMI) derived using the CSI-RS according to the precoding-matrix-construction configuration, a controller configured to convert the PMI to one of predetermined precoding matrices.

公开(公告)号：US20180040898A1

公开(公告)日：2018-02-08

申请号：US15667753

申请日：2017-08-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyunpyo Lee ,  Taeyoung Kim ,  Dongjoon Lee ,  Heungchan Lee ,  Dongmin Im ,  Wonsung Choi

IPC: H01M4/62 ,  H01M10/0565 ,  H01M12/06

CPC classification number: H01M4/625 ,  H01M4/131 ,  H01M4/133 ,  H01M4/136 ,  H01M4/1393 ,  H01M4/583 ,  H01M4/622 ,  H01M10/0565 ,  H01M12/06

Abstract: A positive electrode for a lithium battery includes a lithium salt, a carbonaceous material, and a coating on a surface of the carbonaceous material, the coating including a polymer electrolyte including a hydrophilic material and a hydrophobic material, wherein a portion of the polymer electrolyte is anchored to the surface of the carbonaceous material by a chemical bond.