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公开(公告)号：US20180084496A1
公开(公告)日：2018-03-22
申请号：US15823109
申请日：2017-11-27
Inventor： Jae Seung LEE , Hyoung Jin KWON , Min Ho CHEONG , Hee Jung YU , Sok Kyu LEE
IPC: H04W52/02
CPC classification number: H04W52/0216 , H04W74/006 , H04W84/12 , Y02D70/00 , Y02D70/142 , Y02D70/23
Abstract: An operating mode change method of a wireless local area network (WLAN) system according to an exemplary embodiment includes transmitting, by a station (STA) to an access point (AP), an operating mode change request frame comprising at least one of information on a change of a traffic indication map (TIM) mode, a request for a change of a power save parameter, and information on a change of a service type of the STA, receiving, from the AP, an operating mode change response frame comprising at least one of a TIM mode allowed by the AP, a reallocated association identification (AID), and information on a changed power save parameter, and performing at least one of the change of the TIM mode and the change of the power save parameter based on the information included in the operating mode change
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92.发明申请WIRELESS COMMUNICATION METHOD FOR ENHANCING TRANSMISSION EFFICIENCY THROUGH SEPARATING TRANSMISSION INTERVAL IN WIRELESS LOCAL AREA NETWORK (WLAN) SYSTEM 审中-公开无线局域网（WLAN）系统通过分离传输间隔来提高传输效率的无线通信方法公开(公告)号：US20160150557A1
公开(公告)日：2016-05-26
申请号：US14946551
申请日：2015-11-19
Inventor： Jae Seung LEE , IL Gyu KIM , Jae Woo PARK , Yu Ro LEE , Jee Yon CHOI
CPC classification number: H04W52/0206 , H04W48/12 , H04W74/04 , H04W84/12 , Y02D70/1224 , Y02D70/1262 , Y02D70/1264 , Y02D70/142 , Y02D70/146 , Y02D70/166
Abstract: Provided is a wireless communication method performed at an access point to enhance the transmission efficiency in a wireless local area network (WLAN) system, the method including scheduling a transmission time of an enhanced traffic indicator map (TIM) frame based on a type of a station, and transmitting a second beacon including the enhanced TIM frame to the station at a point in time aside from a transmission point in time of a first beacon.
Abstract translation: 提供了一种在接入点执行的无线通信方法，以提高无线局域网（WLAN）系统中的传输效率，所述方法包括基于类型的一种类型调度增强业务指示符映射（TIM）帧的传输时间 并且在除了第一信标的时间的传输点之外的时间点将包括增强的TIM帧的第二信标发送到所述站。
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93.发明申请METHOD FOR TRANSMITTING FRAME USING SELECTIVE BEAMFORMING AND APPARATUS FOR PERFORMING THE METHOD 审中-公开使用选择性波束发射框架的方法和实现方法的装置公开(公告)号：US20160043787A1
公开(公告)日：2016-02-11
申请号：US14817259
申请日：2015-08-04
Inventor： Yu Ro LEE , Jae Woo PARK , Jae Seung LEE , Jee Yon CHOI , Il Gyu KIM , Seung Chan BANG
CPC classification number: H04W16/28 , H04B7/0617 , H04B7/0626 , H04W72/0453 , H04W72/085
Abstract: Disclosed are a frame transmission method using a selective beamforming and a communication apparatus to perform the frame transmission method. The communication apparatus may determine a beamforming matrix based on classification information in which a plurality of subcarriers used for communication is classified into a plurality of frequency units, may map a long training field (LTF) sequence to the beamforming matrix, and transmit a beamforming training (BF-T) frame including the mapped LTF sequence to a plurality of stations, may receive, from the plurality of stations having receiving the BF-T frame, feedback information generated based on a reception strength of the BF-T frame, and may allocate frequency units to data frames to be transmitted to the plurality of stations based on the feedback information, and transmit the data frames using the allocated frequency units. The reception strength of the BF-T frame may be determined at each station for each frequency unit.
Abstract translation: 公开了使用选择波束成形的帧发送方法和通信装置来执行帧发送方法。 通信装置可以基于将用于通信的多个子载波分类为多个频率单位的分类信息来确定波束形成矩阵，可以将长训练场（LTF）序列映射到波束成形矩阵，并且发送波束成形训练 包括映射的LTF序列的多个（BF-T）帧可以从接收到BF-T帧的多个站接收基于BF-T帧的接收强度生成的反馈信息，并且可以 基于所述反馈信息，将频率单位分配给要发送到所述多个站的数据帧，并且使用所分配的频率单位来发送所述数据帧。 BF-T帧的接收强度可以针对每个频率单元在每个站点确定。
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公开(公告)号：US20160043785A1
公开(公告)日：2016-02-11
申请号：US14886474
申请日：2015-10-19
Inventor： Jae Woo PARK , Jong Ee OH , IL-Gu LEE , Sok-kyu LEE , Min Ho CHEONG , Jee Yon CHOI , Jae Seung LEE , Yun Joo KIM
CPC classification number: H04B7/0452 , H04B7/0413 , H04L1/0003 , H04L1/0061 , H04L1/0072 , H04L1/0075 , H04L1/0083 , H04L1/08 , H04L27/18 , H04L27/20 , H04L69/22 , H04L69/323 , H04Q2213/13215 , H04W84/12
Abstract: The present invention relates to a method and apparatus for transceiving data. A method in which a transmitting terminal transmits data to a receiving terminal in a MIMO system according to one embodiment of the present invention comprises the following steps: generating a data field containing the data; generating a signal field containing information on the data field; generating a data frame containing the data field and the signal field; and transmitting the data frame to the receiving terminal. According to the present invention, an end of the frame being transmitted is accurately notified to the receiving terminal in a communication system in which the frame is transmitted using MIMO, thereby decoding the frame in a more efficient manner at the receiving terminal.
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公开(公告)号：US20150358961A1
公开(公告)日：2015-12-10
申请号：US14734733
申请日：2015-06-09
Inventor： Jee Yon CHOI , Jae Woo PARK , Yu Ro LEE , Jae Seung LEE , IL Gyu KIM , Seung Chan BANG
IPC: H04W72/04
Abstract: Provided is a data frame transmission method of a communication apparatus, the method including determining whether a transmission allowance condition of a data frame of the communication apparatus is satisfied when another communication apparatus occupies a channel, verifying an end time of another data frame transmitted by the other communication apparatus based on a result of the determining, and transmitting the data frame based on the verified end time.
Abstract translation: 提供一种通信装置的数据帧发送方法，所述方法包括：当另一通信装置占用信道时，确定通信装置的数据帧的传输容许条件是否满足，验证由所述通信装置发送的另一数据帧的结束时间 基于确定结果的其他通信装置，并且基于经验证的结束时间发送数据帧。
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Patent Agency Ranking
公开(公告)号：US20150351125A1
公开(公告)日：2015-12-03
申请号：US14412656
申请日：2013-07-02
Inventor： Hyoung Jin KWON , Jae Seung LEE , Min Ho CHEONG , Hee Jung YU , Jae Woo PARK , Sok Kyu LEE
IPC: H04W74/00
CPC classification number: H04W74/002 , H04W74/04 , H04W84/12
Abstract: Provided is an apparatus and method for allocating a resource. According to an embodiment of the present invention, the method of allocating a resource in which an access point allocates a resource for communication between a first station and a second station based on a slot-based channel access scheme in a wireless local area network, the method including confirming a wakeup schedule set between the first station and the second station, and allocating the resource for communication between the first station and the second station through the slot-based channel access scheme reflecting the confirmed WS.
Abstract translation: 提供了一种用于分配资源的装置和方法。 根据本发明的实施例，基于无线局域网中的基于时隙的信道接入方案，分配其中接入点分配用于第一站和第二站之间的通信的资源的资源的方法， 方法，包括确定在第一站和第二站之间设置的唤醒调度，以及通过反映所确认的WS的基于时隙的信道接入方案，分配用于第一站和第二站之间的通信的资源。
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97.发明申请METHOD AND APPARATUS FOR OPPORTUNISTIC INTERFERENCE ALIGNMENT (OIA) IN SINGLE-USER MULTIPLE-INPUT MULTIPLE-OUTPUT (SU-MIMO) TRANSMISSION 审中-公开单用户多输入多输出（SU-MIMO）传输中的机会干扰对齐（OIA）的方法和装置公开(公告)号：US20140294109A1
公开(公告)日：2014-10-02
申请号：US14242129
申请日：2014-04-01
Inventor： Min Ho CHEONG , Hyoung Jin KWON , Jae Seung LEE , Sok Kyu LEE
CPC classification number: H04B7/0413 , H04B7/0617 , H04B7/0619 , H04W74/04 , H04W88/08
Abstract: A method and apparatus for opportunistic interference alignment (OIA) in single-user multiple-input multiple-output (SU-MIMO) transmission, the method including selecting an interference space, broadcasting information on the selected interference space, selecting a user terminal to be assigned a transmission opportunity for each subchannel based on leakage of interference (LIF) information when a request to send (RTS) message including the LIF information is received from at least one user terminal, and transmitting data to the selected user terminal.
Abstract translation: 一种用于单用户多输入多输出（SU-MIMO）传输中的机会干扰对准（OIA）的方法和装置，所述方法包括：选择干扰空间，在所选干扰空间上广播信息，选择用户终端 当从至少一个用户终端接收到包含LIF信息的发送请求（RTS）消息，并且向所选择的用户终端发送数据时，基于干扰（LIF）信息的泄漏为每个子信道分配传输机会。
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公开(公告)号：US20140177605A1
公开(公告)日：2014-06-26
申请号：US14052526
申请日：2013-10-11
Inventor： Hyoung Jin KWON , Min Ho CHEONG , Jae Seung LEE , Sok Kyu LEE
IPC: H04W72/12
CPC classification number: H04W72/1289 , H04W8/186 , H04W52/0206 , H04W52/0216 , H04W74/006 , Y02D70/142
Abstract: Provided is a transmission scheduling method based on station grouping, including performing physical grouping on stations into sectors based on positions of the stations, performing logical grouping of each physical group into logical groups based on a common characteristic of the stations in each physical group, transmitting, to the stations, access scheduling information used to enable each logical group to access an access point at different time intervals, and controlling a station access based on the access scheduling information.
Abstract translation: 提供了一种基于站分组的传输调度方法，包括基于站的位置对站进行扇区的物理分组，基于每个物理组中的站的共同特征，将每个物理组的逻辑分组进行逻辑分组，发送 向所述站发送用于使每个逻辑组以不同时间间隔访问接入点的接入调度信息，以及基于所述接入调度信息来控制站接入。
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99.发明申请公开(公告)号：US20130315219A1
公开(公告)日：2013-11-28
申请号：US13890190
申请日：2013-05-08
Inventor： Min Ho CHEONG , Jae Seung LEE , Hee Jung YU , Hyoung Jin KWON , Sok Kyu LEE
IPC: H04W28/16
CPC classification number: H04W28/16 , H04L5/0044 , H04L5/0094 , H04L25/0224 , H04L25/03891 , H04L27/2613 , H04L27/2621 , H04W28/20
Abstract: The phase rotation relates to an apparatus and method of indicating a bandwidth in a wireless communication system. This disclosure discloses a wireless device comprising a transmission transmitting and receiving a wireless signal and a processor operating in operative connection with the transmission, wherein the processor generates a PPDU (physical protocol data unit) to which a phase rotation application is selectively applied depending on a case of bandwidth indication or a case of no bandwidth indication.
Abstract translation: 相位旋转涉及在无线通信系统中指示带宽的装置和方法。 本公开公开了一种无线设备，包括发送和接收无线信号的传输和与传输操作连接的处理器，其中处理器生成PPDU（物理协议数据单元），根据 带宽指示的情况或无带宽指示的情况。
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100.发明申请APPARATUS AND METHOD FOR EXTENDING COVERAGE IN WIRELESS COMMUNICATION SYSTEM 有权用于在无线通信系统中扩展覆盖的装置和方法公开(公告)号：US20130315218A1
公开(公告)日：2013-11-28
申请号：US13890188
申请日：2013-05-08
Inventor： Min Ho CHEONG , Jae Seung LEE , Hee Jung YU , Hyoung Jin KWON , Sok Kyu LEE
IPC: H04W16/26
Abstract: The present invention relates to an apparatus and method for coverage expansion in a wireless communication system. This disclosure discloses a wireless device operating in a wireless communication system, the wireless device comprising a transceiver transmitting and receiving a wireless signal and a processor operating in operative connection with the transceiver, wherein the processor sets power boosting adjustable in an RF capability range within an SIG field.
Abstract translation: 本发明涉及无线通信系统中的覆盖扩展的装置和方法。 本公开公开了一种在无线通信系统中操作的无线设备，所述无线设备包括发射和接收无线信号的收发器以及与所述收发器操作连接的操作的处理器，其中所述处理器设置在RF能力范围内可调节的功率提升 SIG字段。
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