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公开(公告)号：US11218953B2
公开(公告)日：2022-01-04
申请号：US16878495
申请日：2020-05-19
Inventor： Jae Seung Lee , Min Ho Cheong , Hyoung Jin Kwon , Hee Jung Yu , Sok Kyu Lee
IPC: H04W48/16 , H04W48/14 , H04W4/80 , H04L12/12 , H04L29/12 , H04L29/08 , H04W8/00 , H04W28/06 , 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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公开(公告)号：US10812309B2
公开(公告)日：2020-10-20
申请号：US15874827
申请日：2018-01-18
Inventor： Hee Jung Yu , Min Ho Cheong , Jae Seung Lee , Hyoung Jin Kwon , Sok Kyu Lee
Abstract: An apparatus and method for orthogonal frequency division multiplexing (OFDM) transmission in a wireless local area network (WLAN) system is disclosed, in which the apparatus for OFDM transmission in the WLAN system includes a signal repetition unit to repeat an encoded signal based on a block unit and output the encoded signal and a repeated signal, an interleaver to interleave the encoded signal and the repeated signal and output an interleaved signal, a modulator to modulate the interleaved signal and output modulated symbols, and a phase rotation unit to phase shift the modulated symbols.
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公开(公告)号：US10708026B2
公开(公告)日：2020-07-07
申请号：US16042838
申请日：2018-07-23
Inventor： Yu Ro Lee , Jae Woo Park , Jae Seung Lee , Jee Yon Choi , Il Gyu Kim , Seung Chan Bang
IPC: H04L5/00 , H04B17/336 , H04B7/024 , H04L27/26 , H04B7/0452 , H04B7/06
Abstract: Disclosed are a frame transmission method and a communication device performing the same. The communication device may transmit a null data packet (NDP)-announcement (NDP-A) including information on a plurality of communication devices participating in interference alignment and transmit an NDP including a common signal field and a common training field commonly applied to the plurality of communication devices.
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公开(公告)号：US10601474B2
公开(公告)日：2020-03-24
申请号：US16122858
申请日：2018-09-05
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: H04L27/20 , H04B7/0452 , H04L1/00 , H04L1/08 , H04B7/0413 , 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：US20190296807A1
公开(公告)日：2019-09-26
申请号：US16440641
申请日：2019-06-13
Inventor： Yu Ro Lee , Jae Woo Park , Jae Seung Lee , Jee Yon Choi , Il Gyu Kim , Seung Chan Bang
IPC: H04B7/0452 , H04B7/06 , H04L5/00 , H04W72/04
Abstract: A wireless communication method and apparatus in a wireless local area network (WLAN) system are disclosed. A wireless communication method according to one embodiment may include generating a high-efficiency Wi-Fi (HEW) frame including at least one of an HEW-SIG-A field and an HEW-SIG-B field which include channel information for communications according to an Orthogonal Frequency-Division Multiple Access (OFDMA) mode, and transmitting the generated HEW frame to a reception apparatus.
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Patent Agency Ranking
公开(公告)号：US10225792B2
公开(公告)日：2019-03-05
申请号：US15482477
申请日：2017-04-07
Inventor： Jae Seung Lee , Min Ho Cheong , Hyoung Jin Kwon , Hee Jung Yu , Sok Kyu Lee
IPC: H04W48/16 , H04W48/14 , H04W4/80 , H04L12/12 , H04L29/12 , H04L29/08 , H04W8/00 , H04W28/06 , 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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公开(公告)号：US09979528B2
公开(公告)日：2018-05-22
申请号：US14947194
申请日：2015-11-20
Inventor： Jae Woo Park , Il Gyu Kim , Yu Ro Lee , Jae Seung Lee , Jee Yon Choi
CPC classification number: H04L5/0055 , H04W74/008 , H04W74/0816
Abstract: Provided is a data communication method performed at a transmission node, the method including collecting a node list including nodes communicable with the transmission node, exchanging the node list with each of the communicable nodes, determining an allowance of a space recycling transmission to a reception node by determining that the transmission node is a corresponding node as an exposed node in response to an occurrence of a clear-to-send (CTS) timeout, and transmitting data to the reception node based on a result of determining the allowance of the space recycling transmission.
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公开(公告)号：US09847799B2
公开(公告)日：2017-12-19
申请号：US15132034
申请日：2016-04-18
Inventor： Min Ho Cheong , Hyoung Jin Kwon , Sok Kyu Lee , Jae Seung Lee
CPC classification number: H04B1/0475 , H04W4/08 , H04W72/082
Abstract: Disclosed is a method of providing a communication service and an apparatus for performing the method, in which the method includes determining a first user group including a selected user terminal to which a communication service is provided by a communication device belonging to a cell coverage area, determining a second user group including at least one candidate user terminal selected from a plurality of candidate user terminals based on interference information affecting the selected user terminal, and determining the first user group and the second user group to be a final user group to which the communication service is to be provided by the communication device.
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公开(公告)号：US09634746B2
公开(公告)日：2017-04-25
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
IPC: H04L27/22 , H04B7/0452 , H04L1/00 , H04L1/08 , H04B7/0413 , H04L27/20 , H04W84/12
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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20.发明申请APPARATUS AND METHOD FOR CONTROLLING TRANSMISSION SCHEDULE FOR BUFFERED DATA IN WIRELESS LAN, AND TERMINAL FOR RECEIVING BUFFERED DATA BASED ON TRANSMISSION SCHEDULE IN WIRELESS LAN 有权用于控制无线局域网缓冲数据传输时间表的装置和方法，以及基于无线局域网传输时间表接收缓存数据的终端公开(公告)号：US20150181521A1
公开(公告)日：2015-06-25
申请号：US14407385
申请日：2013-06-13
Inventor： Hyoung Jin Kwon , Jae Seung Lee , Min Ho Cheong , Hee Jung Yu , Sok Kyu Lee
IPC: H04W52/02
CPC classification number: H04W52/0216 , H04W52/0219 , H04W84/12 , Y02D70/142
Abstract: Disclosed is a technology that enables an access point, configured to manage a network, to control a transmission schedule of buffered data and enables a terminal to obtain information associated with the transmission schedule in a wireless local area network (WLAN) environment. An apparatus for controlling a transmission schedule of buffered data in a WLAN according to an embodiment may group terminals based on at least one of a service characteristic and a traffic characteristic of each of the terminals, assign group information to each of the grouped groups to wake up in a different time, and transmit at least one of delivery traffic indication map (DTIM) information and the buffered data based on the assigned group information.
Abstract translation: 公开了一种技术，其使能被配置为管理网络的接入点来控制缓冲数据的传输调度并使得终端能够在无线局域网（WLAN）环境中获得与传输调度相关联的信息。 根据实施例的用于控制WLAN中的缓冲数据的传输调度的装置可以基于每个终端的服务特性和业务特性中的至少一个来对终端进行分组，将组信息分配给每个分组组以唤醒 并且基于所分配的组信息发送传送业务指示映射（DTIM）信息和缓冲数据中的至少一个。
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