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公开(公告)号：US12284634B2
公开(公告)日：2025-04-22
申请号：US18244450
申请日：2023-09-11
Inventor： Jae Seung Lee , Sok-kyu Lee
Abstract: A method and apparatus for configuring mesh peer link and a method and apparatus for switching channel in wireless mesh network are provided. A method of configuring a mesh peer link in a wireless mesh network includes a first mesh station transmitting a mesh peering open frame to a second mesh station, and the first mesh station receiving a mesh peering confirm frame from the second mesh station in response to the mesh peering open frame, wherein the first mesh station and the second mesh station support a very high throughput (VHT), and wherein the mesh peering open frame and the mesh peering confirm frame comprise a VHT capability information element.
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公开(公告)号：US12232163B2
公开(公告)日：2025-02-18
申请号：US17882001
申请日：2022-08-05
Inventor： Hoon Dong Noh , Moon Sik Lee , Jae Woo Park , Jae Seung Lee
IPC: H04B17/336 , H04J11/00 , H04L5/00 , H04W24/10 , H04W28/02 , H04W72/0446 , H04W72/27 , H04W72/50 , H04W72/56 , H04W74/08 , H04W74/0833 , H04W84/02 , H04W88/08 , H04W88/12 , H04W92/02 , H04W92/12 , H04W92/20
Abstract: An operation method of a first device may comprise: receiving, from a second device, first configuration information signaled for CLI-related procedures; receiving, from the second device, second configuration information signaled for operating a multiplexing operation of the first device; in response to recognizing, with respect to a first resource, a collision between first DL-UL configuration information indicated by the first configuration information and second DL-UL configuration information indicated by the second configuration information, comparing priorities of the first DL-UL configuration information and the second DL-UL configuration information; and determining a DL-UL configuration applied to the first resource based on the compared priorities.
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公开(公告)号：US12191942B2
公开(公告)日：2025-01-07
申请号：US18393409
申请日：2023-12-21
Inventor： Yu Ro Lee , Jae Woo Park , Jae Seung Lee , Jee Yon Choi , Il Gyu Kim , Seung Chan Bang
IPC: H04L5/00 , H04B7/0452 , H04B7/06 , H04L27/26 , H04W72/0453 , H04W84/12
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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4.发明授权公开(公告)号：US11991675B2
公开(公告)日：2024-05-21
申请号：US17093836
申请日：2020-11-10
Inventor： Yu Ro Lee , Jae Woo Park , Jae Seung Lee , Jee Yon Choi , Il Gyu Kim , Seung Chan Bang
IPC: H04B7/0417 , H04B7/0452 , H04B7/06 , H04W16/28 , H04W24/10 , H04W28/02 , H04W48/16 , H04W72/0453 , H04W72/21 , H04W72/23 , H04W72/542 , H04W84/12 , H04W88/02 , H04W88/08 , H04W92/02 , H04W92/10
CPC classification number: H04W72/0453 , H04B7/0417 , H04B7/0452 , H04B7/0617 , H04B7/0626 , H04W16/28 , H04W24/10 , H04W28/0247 , H04W48/16 , H04W72/21 , H04W72/23 , H04W72/542 , H04W84/12 , H04W88/02 , H04W88/08 , H04W92/02 , H04W92/10
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.
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公开(公告)号：US11950108B2
公开(公告)日：2024-04-02
申请号：US17539885
申请日：2021-12-01
Inventor： Hoon Dong Noh , Moon Sik Lee , Jae Seung Lee
IPC: H04W16/28 , H04W56/00 , H04W72/02 , H04W72/044 , H04W72/51 , H04W74/0833
CPC classification number: H04W16/28 , H04W56/001 , H04W72/02 , H04W72/046 , H04W72/51 , H04W74/0841
Abstract: An operation method of a repeater relaying wireless communications between a base station and at least one terminal in a communication system may include: transmitting, to the base station, a first capability report including information on beam-related capability supported by the repeater; transmitting, to the base station, a first request signal for requesting to perform first configuration for coverage extension of the repeater; receiving, from the base station, information on the first configuration configured based on the first capability report and the first request signal; and relaying the wireless communications between the base station and the at least one terminal based on one or more beams formed based on the received first configuration.
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Patent Agency Ranking
公开(公告)号：US11758521B2
公开(公告)日：2023-09-12
申请号：US14946508
申请日：2015-11-19
Inventor： Jae Seung Lee , Sok-kyu Lee
Abstract: A method and apparatus for configuring mesh peer link and a method and apparatus for switching channel in wireless mesh network are provided. A method of configuring a mesh peer link in a wireless mesh network includes a first mesh station transmitting a mesh peering open frame to a second mesh station, and the first mesh station receiving a mesh peering confirm frame from the second mesh station in response to the mesh peering open frame, wherein the first mesh station and the second mesh station support a very high throughput (VHT), and wherein the mesh peering open frame and the mesh peering confirm frame comprise a VHT capability information element.
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公开(公告)号：US11729715B2
公开(公告)日：2023-08-15
申请号：US17510247
申请日：2021-10-25
Inventor： Jae Seung Lee , Mln Ho Cheong , Hyoung Jin Kwon , Hee Jung Yu , Jae Woo Park , Sok Kyu Lee
CPC classification number: H04W52/0216 , H04L5/0055 , H04W74/002 , H04W84/12 , Y02D30/70
Abstract: A method and an apparatus for allocating a flexible transmission slot in a wireless local area network (LAN) system are disclosed. A flexible transmission slot allocation method of an access point (AP) in a wireless local area network (WLAN) system according to an exemplary embodiment includes transmitting a beacon including a traffic indication map (TIM) bit to a station, receiving a power save poll (PS-Poll) from the station in a slot implicitly allocated by the TIM bit, and transmitting an acknowledgement (ACK) including transmission slot allocation information on downlink data to the station.
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公开(公告)号：US11722187B2
公开(公告)日：2023-08-08
申请号：US17717043
申请日：2022-04-09
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: H04B7/04 , H04B7/0452 , H04L1/00 , H04L1/08 , H04B7/0413 , H04L27/20 , H04L27/18 , H04L69/22 , H04W84/12 , H04L69/323
CPC classification number: H04B7/0452 , H04B7/0413 , H04L1/0061 , H04L1/0072 , H04L1/0075 , H04L1/0083 , H04L1/08 , H04L27/18 , H04L27/20 , H04L69/22 , H04L1/0003 , 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：US11219058B2
公开(公告)日：2022-01-04
申请号：US16730648
申请日：2019-12-30
Inventor： Hyoung Jin Kwon , Jae Seung Lee , Min ho Cheong , Hee Jung Yu , Sok Kyu Lee
Abstract: The present invention relates to a terminal for requesting and acquiring information relating to channel access in a wireless LAN, and to an apparatus for providing information relating to channel access in a wireless LAN. The terminal for requesting and acquiring information relating to channel access in a wireless LAN according to one embodiment of the invention verifies the reception of a beacon during a preset beacon interval, if it is verified that the beacon has not been received, transmits a group and slot information request signal, and receives, from an access point, a group and slot information response signal as a response to the group and slot information request signal.
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公开(公告)号：US11219038B2
公开(公告)日：2022-01-04
申请号：US16869374
申请日：2020-05-07
Inventor： Hyoung Jin Kwon , Sok Kyu Lee , Jae Seung Lee , Min ho Cheong
IPC: H04W72/12 , H04L25/02 , H04L5/00 , H04B7/0452 , H04L27/26 , H04W84/12 , H04B7/0417
Abstract: Disclosed are a wireless communication method, and an access point and a station which perform the wireless communication method. A wireless communication method performed by an access point according to an embodiment may include performing channel sounding on a plurality of subchannels, identifying subchannels selected by stations among the subchannels, scheduling communications between the AP and the stations based on the selected subchannels, and transmitting a data frame to the stations through the subchannels based on a scheduling result.
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