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公开(公告)号：US10219298B2
公开(公告)日：2019-02-26
申请号：US15706085
申请日：2017-09-15
Inventor： Min Ho Cheong , Hyoung Jin Kwon , Jae Seung Lee , Jae Woo Park , Sok Kyu Lee
Abstract: A channel access method of an access point (AP) having a sector antenna in a wireless local access network (WLAN) includes transmitting a sector beacon with respect to any one sector among a plurality of sectors, transmitting and receiving data with at least one station in any one sector during a pre-scheduled sector interval, sequentially performing transmission of the sector beacon and transmission and reception of the data with respect to remaining sectors of the plurality of sectors excluding the any one sector, transmitting an omni beacon with respect to all of the plurality of sectors, and transmitting and receiving data with respect to at least one station of the plurality of sectors during a pre-scheduled Basic Service Set (BSS) interval.
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公开(公告)号：US10091794B2
公开(公告)日：2018-10-02
申请号：US15131860
申请日：2016-04-18
Inventor： Min Ho Cheong , Hyoung Jin Kwon , Sok Kyu Lee , Jae Seung Lee
Abstract: An interference alignment (AI) method for an uplink in a wireless local area network (WLAN) system, an access point (AP) and a user terminal for performing the same, and the AP that may select an interference space, broadcast information on the selected interference space, select a user terminal to be assigned a data transmission opportunity based on leakage of interference (LIF) information received from at least one user terminal, receive data from the user terminal, and decode the data using a minimum square error (MMSE) based receiving filter.
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公开(公告)号：US10090894B2
公开(公告)日：2018-10-02
申请号：US15486123
申请日：2017-04-12
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
IPC: H04J11/00 , H04B7/0452 , H04L1/00 , H04L1/08 , H04B7/0413 , H04L27/20 , H04L27/18 , H04L29/06 , H04W84/12 , H04L29/08
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：US09838090B2
公开(公告)日：2017-12-05
申请号：US14916920
申请日：2014-09-05
Inventor： Jae Seung Lee , Jin Hyung Oh , Gwang Zeen Ko , Hyun Duk Kang , Hyoung Jin Kwon , Myung Sun Song , Sok Kyu Lee , Min Ho Cheong , Jae Ick Choi
CPC classification number: H04B7/024 , H04B7/0452 , H04B7/0617 , H04L1/00 , H04L1/1685 , H04W48/00 , H04W84/12 , H04W88/08
Abstract: Disclosed is a communication method using interference alignment in a wireless local area network (WLAN). An access point (AP) according to one embodiment may receive first channel information between a station associated with the AP and the AP and second channel information between the station and a neighboring AP to perform interference alignment in cooperation with the AP from the station, and perform interference alignment based on the first channel information and the second channel information.
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公开(公告)号：US09749936B2
公开(公告)日：2017-08-29
申请号：US14396031
申请日：2013-05-08
Inventor： Jae Seung Lee , Min Ho Cheong , Hyoung Jin Kwon , Hee Jung Yu , Sok Kyu Lee
CPC classification number: H04W48/16 , H04L12/12 , H04L61/1541 , H04L67/16 , H04W4/80 , H04W8/005 , H04W28/065 , H04W48/14 , H04W84/12 , H04W92/20
Abstract: A scanning method performed by a station (STA) in a wireless LAN system is provided. The method comprises: transmitting a probe request frame; and receiving a short probe response frame from an access point (AP) as a response to the probe request frame. The short probe response frame includes service set ID (SSID) information or compressed SSID information of the AP.
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Patent Agency Ranking
公开(公告)号：US09172447B2
公开(公告)日：2015-10-27
申请号：US14687711
申请日：2015-04-15
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.
Abstract translation: 本发明涉及用于收发数据的方法和装置。 根据本发明的一个实施例的发送终端向MIMO系统中的接收终端发送数据的方法包括以下步骤：产生包含数据的数据字段; 生成包含关于数据字段的信息的信号字段; 生成包含数据字段和信号字段的数据帧; 并将数据帧发送到接收终端。 根据本发明，在使用MIMO发送帧的通信系统中，正在发送的帧的结束被准确地通知给接收终端，从而在接收终端以更有效的方式对帧进行解码。
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37.发明申请METHOD AND DEVICE FOR ALLOCATING RESOURCE IN WIRELESS LAN SYSTEM, COMMUNICATION TERMINAL METHOD AND COMMUNICATION TERMINAL 有权无线局域网系统分配资源的方法和设备，通信终端方法和通信终端公开(公告)号：US20150289242A1
公开(公告)日：2015-10-08
申请号：US14438184
申请日：2013-10-24
Inventor： Min Ho Cheong , Hyoung Jin Kwon , Jae Seung Lee , Jae woo Park , Sok Kyu Lee
CPC classification number: H04W72/044 , H04W56/0015 , H04W74/006 , H04W84/12
Abstract: Provided is a method and apparatus for allocating resources in a wireless local area network (WLAN) system, the method including determining a restricted access bandwidth (RAB) interval based on at least a bandwidth or a partial bandwidth among a plurality of bandwidths, and setting a restricted access window (RAW) of a time domain based on the RAB interval.
Abstract translation: 提供了一种用于在无线局域网（WLAN）系统中分配资源的方法和装置，所述方法包括基于多个带宽中的至少带宽或部分带宽来确定受限接入带宽（RAB）间隔，并且设置 基于RAB间隔的时域的受限访问窗口（RAW）。
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38.发明申请APPARATUS AND METHOD FOR PERFORMING VIRTUAL HIBERNATION DURING IDLE PERIOD IN WIRELESS LAN SYSTEM, AND TERMINAL DURING IDLE PERIOD OF WIRELESS LAN SYSTEM TERMINAL 审中-公开在无线局域网系统中的空闲期间执行虚拟HIBERNATION的设备和方法，以及无线局域网系统终端空闲期间的终端公开(公告)号：US20150146598A1
公开(公告)日：2015-05-28
申请号：US14409449
申请日：2013-06-19
Inventor： Min Ho Cheong , Hyoung Jin Kwon , Jae Seung Lee , Jae Woo Park , Sok Kyu Lee
CPC classification number: H04W52/0209 , Y02D70/142
Abstract: Provided is technology for reducing power consumption of a terminal using hibernation of an access point (AP) managing a network in a wireless local area network (WLAN) environment, and an apparatus for performing hibernation during a rest time during which effective data traffic does not occur in a WLAN system according to an example embodiment, the apparatus may transmit a hibernation message indicating not to respond to a request of terminals during a predetermined period, determine a scheme of performing hibernation and whether to maintain an association between terminals associated before the hibernation is performed, and receive, after the predetermined period of the hibernation, effective data from the terminals.
Abstract translation: 提供了一种用于降低在无线局域网（WLAN）环境中管理网络的接入点（AP）的休眠的终端的功耗的技术，以及用于在有效数据业务不在的休息时间期间进行休眠的设备 发生在根据示例实施例的WLAN系统中，该装置可以在预定时段期间发送指示不响应终端请求的休眠消息，确定执行休眠的方案以及是否在休眠之前关联终端之间的关联 并且在休眠的预定时间段之后接收来自终端的有效数据。
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39.发明授权Transmitter and method for transmitting data block in wireless communication system 有权用于在无线通信系统中发送数据块的发送器和方法公开(公告)号：US08718195B2
公开(公告)日：2014-05-06
申请号：US14048999
申请日：2013-10-08
Inventor： Jong Ee Oh , Min Ho Cheong , Sok Kyu Lee
CPC classification number: H04L5/0046 , H03M13/1102 , H03M13/23 , H03M13/256 , H03M13/271 , H03M13/2957 , H03M13/356 , H04B7/04 , H04B7/0697 , H04B7/08 , H04L1/0041 , H04L1/0057 , H04L1/06 , H04L1/0618 , H04L5/0026 , H04L27/186 , H04L27/2627 , H04L27/3416
Abstract: Provided are a transmitter and a method for transmitting a data block in a wireless communication system. The method comprises the following steps: encoding an information bit and generating a block coded with an NCBPSS bit; generating two sub-blocks by parsing the coded block; and transmitting the two sub-blocks to the transmitter. By preventing the bits that are contiguous to the encoding block from having continuous identical reliabilities on a signal constellation, the deterioration of the decoding performance of the transmitter can be prevented.
Abstract translation: 提供了一种用于在无线通信系统中发送数据块的发送器和方法。 该方法包括以下步骤：对信息比特进行编码并产生用NCBPSS比特编码的块; 通过解析编码块生成两个子块; 并将两个子块发送到发射机。 通过防止与编码块相邻的位在信号星座上具有连续相同的可靠性，可以防止发射机的解码性能的劣化。
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公开(公告)号：US11476988B2
公开(公告)日：2022-10-18
申请号：US17098719
申请日：2020-11-16
Inventor： Jong Ee Oh , Min Ho Cheong , Sok Kyu Lee
IPC: H04L1/02 , H04L5/00 , H04B7/04 , H03M13/25 , H03M13/27 , H03M13/35 , H04L27/18 , H04L27/26 , H04L27/34 , H04L1/00 , H04L1/06 , H04B7/06 , H04B7/08 , H03M13/11 , H03M13/23 , H03M13/29
Abstract: Provided are a transmitter and a method for transmitting a data block in a wireless communication system. The method comprises the following steps: deciding the number of bits (s) and encoders (NES) to allocate to one axis of a signal constellation; encoding an information bit based on the s and the NES and generating a coded block; parsing the coded block based on the s and the NES and generating a plurality of frequency sub-blocks; and transmitting the plurality of frequency sub-blocks to a receiver.
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