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1.发明授权公开(公告)号：US10362530B2
公开(公告)日：2019-07-23
申请号：US15593501
申请日：2017-05-12
Inventor： Bing Hui , Junhyeong Kim , Yeong Jin Kim , Il Gyu Kim , Hee Sang Chung
Abstract: A radio unit (RU) in a directional communication network establishes a connection with a first antenna among two antennas of a first TE in a first moving object that first enters a serving duration of the RU according to a network access request from the first antenna, and when receiving the network access request from a second antenna among two antennas of a second TE in a second moving object that next enters the serving duration, the RU processes the network access request from the second antenna based on network access priority of the second antenna and network access priority of the first antenna to which the connection is established.
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2.发明申请METHOD OF RECEIVING DOWNLINK SIGNAL OF HIGH SPEED MOVING TERMINAL, ADAPTIVE COMMUNICATION METHOD AND ADAPTIVE COMMUNICATION APPARATUS IN MOBILE WIRELESS BACKHAUL NETWORK 审中-公开接收高速移动终端的下行信号的方法，自适应通信方法和移动无线对讲网络中的自适应通信设备公开(公告)号：US20160219539A1
公开(公告)日：2016-07-28
申请号：US15006362
申请日：2016-01-26
Inventor： Junhyeong Kim , Sung woo Choi
CPC classification number: H04W56/001 , H04W52/0206 , Y02D70/00 , Y02D70/142 , Y02D70/164
Abstract: Disclosed herein is an adaptive communication method of a base station in a moving wireless backhaul network, including: acquiring frame transmitting/receiving timings of a terminal; periodically searching for a terminal synchronous signal transmitted from the terminal; if the terminal synchronous signal is detected, estimating the frame transmitting/receiving timings of the base station to/from the terminal based on the terminal synchronous signal and the frame transmitting/receiving timings of the terminal; and transmitting the base station synchronous signal to the terminal based on the frame transmitting/receiving timings of the base station.
Abstract translation: 这里公开了移动无线回程网络中的基站的自适应通信方法，包括：获取终端的发送/接收定时; 周期性地搜索从终端发送的终端同步信号; 如果检测到终端同步信号，则基于终端同步信号和终端的帧发送/接收定时估计基站到终端的帧发送/接收定时; 以及基于所述基站的帧发送/接收定时向所述终端发送所述基站同步信号。
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公开(公告)号：US10609736B2
公开(公告)日：2020-03-31
申请号：US15934140
申请日：2018-03-23
Inventor： Bing Hui , Il Gyu Kim , Junhyeong Kim , Gosan Noh , Hee Sang Chung , Sung Woo Choi
Abstract: A method and an apparatus for transmitting a message used to access a base station (BS) in a random access (RA) procedure by user equipment (UE) are provided. The method includes: determining a first RA preamble resource corresponding to an SSB index which corresponds to a transmission beam among a plurality of transmission beams of BS; and transmitting a message 1 of the RA procedure by using a first RA preamble format which includes the first RA preamble resource and at least one second RA preamble resource which neighbors the first RA preamble resource.
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公开(公告)号：US10064145B2
公开(公告)日：2018-08-28
申请号：US15006362
申请日：2016-01-26
Inventor： Junhyeong Kim , Sung woo Choi
CPC classification number: H04W56/001 , H04W52/0206 , Y02D70/00 , Y02D70/142 , Y02D70/164
Abstract: Disclosed herein is an adaptive communication method of a base station in a moving wireless backhaul network, including: acquiring frame transmitting/receiving timings of a terminal; periodically searching for a terminal synchronous signal transmitted from the terminal; if the terminal synchronous signal is detected, estimating the frame transmitting/receiving timings of the base station to/from the terminal based on the terminal synchronous signal and the frame transmitting/receiving timings of the terminal; and transmitting the base station synchronous signal to the terminal based on the frame transmitting/receiving timings of the base station.
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公开(公告)号：US11368894B2
公开(公告)日：2022-06-21
申请号：US16633527
申请日：2018-07-24
Inventor： Bing Hui , Il Gyu Kim , Junhyeong Kim , Gosan Noh , Hee Sang Chung , Sung Woo Choi
Abstract: Provided are a method and a device for triggering a beam failure recovery (BFR) procedure of a multibeam system by means of the steps of: detecting a beam failure by monitoring a wireless link connected with a base station; identifying a candidate transmission beam of the base station; and transmitting a BFR request to the base station when the candidate transmission beam of the base station is identified.
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Patent Agency Ranking
公开(公告)号：US10827530B2
公开(公告)日：2020-11-03
申请号：US15971301
申请日：2018-05-04
Inventor： Bing Hui , Il Gyu Kim , Junhyeong Kim , Gosan Noh , Hee Sang Chung , Sung Woo Choi
Abstract: A method for transmitting and receiving a message for a random access (RA) between user equipment (UE) and a base station in a multi beam system includes: transmitting a synchronization signal (SS) block including a synchronization signal by performing beam sweeping for a multi beam; receiving a message 1 of an RA procedure from the UE; determining an optimal transmission beam to be used to transmit a message 2 of the RA procedure based on information about an association mapping between the SS block and a physical random access channel (PRACH) which is used to transmit the message 1; and transmitting the message 2 by using the optimal transmission beam.
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公开(公告)号：US10820355B2
公开(公告)日：2020-10-27
申请号：US15934320
申请日：2018-03-23
Inventor： Bing Hui , Il Gyu Kim , Junhyeong Kim , Gosan Noh , Hee Sang Chung , Sung Woo Choi
Abstract: A method and an apparatus for random access in a mobile communication system are provided. A terminal receives a synchronization signal block, obtains beam index information from the received synchronization signal block, and transmits a preamble message occupying a plurality of preamble resources including a preamble resource corresponding to the beam index information to a base station. A random access resource includes a plurality of preamble resources, and the synchronization signal block is specified for one beam and corresponds to one preamble resource of the random access resource.
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公开(公告)号：US10484885B2
公开(公告)日：2019-11-19
申请号：US15595037
申请日：2017-05-15
Inventor： Junhyeong Kim , Bing Hui , Il Gyu Kim , Hoon Lee , Hyun Kyu Chung
Abstract: An apparatus and method for beam-forming communication in a mobile wireless backhaul network. The apparatus included in a base station includes: an antenna unit radiating a beam according to predetermined beam characteristics and transmitting a signal of the base station to a mobile terminal in a high speed moving body; a position searching unit detecting a distance, a speed, and a direction of movement between the base station and the mobile terminal; a beam setting unit grouping one or more beams according to the detected distance between the base station and the mobile terminal and setting the number of beam search groups in which a beam search is to be performed and a beam search period according to the detected speed and direction of movement; and a beam searching unit searching for the beam of the mobile terminal based on beam setting values set by the beam setting unit.
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9.发明授权公开(公告)号：US10349448B2
公开(公告)日：2019-07-09
申请号：US15609748
申请日：2017-05-31
Inventor： Bing Hui , Junhyeong Kim , Yeong Jin Kim , Il Gyu Kim , Hee Sang Chung
Abstract: A method for transmitting and receiving a signal using steps of transmitting an uplink signal to a base station in a duration of an uplink pilot time slot (UpPTS) of a special subframe, and waiting for a guard time (GT) before receiving a downlink signal from the base station after the transmission of the uplink signal, and a terminal transmitting and receiving a signal by using the method.
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公开(公告)号：US10097395B2
公开(公告)日：2018-10-09
申请号：US15493870
申请日：2017-04-21
Inventor： Bing Hui , Junhyeong Kim , Il Gyu Kim , Hoon Lee , Hee Sang Chung , Sung woo Choi
IPC: H04L27/34
Abstract: A transmitting apparatus for modulating data based on a predetermined 2q-QAM constellation and a receiving apparatus and method for demodulating a signal based on the predetermined 2q-QAM constellation, wherein the last q-2 bits corresponding to a quadrant of the predetermined 2q-QAM constellation are same with a gray code of a 2q-2-QAM constellation, the last q-2 bits corresponding to the remaining quadrants of the predetermined 2q-QAM constellation are determined by performing symmetric transformation for the last q-2 bits of the quadrant of the predetermined 2q-QAM around the x-axis or the y-axis.
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