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公开(公告)号：US12219581B2
公开(公告)日：2025-02-04
申请号：US18381161
申请日：2023-10-17
Inventor： Woojin Ahn , Yongho Kim , Jinsam Kwak , Juhyung Son
IPC: H04W72/30 , H04L47/2416 , H04L47/2425 , H04M3/56 , H04W72/02 , H04W72/04 , H04W72/52 , H04W74/0816 , H04W74/0833 , H04W84/12
Abstract: The present invention relates to a wireless communication method for simultaneous transmit and receive of data and a wireless communication terminal using the same, and more particularly, to a wireless communication method and an apparatus thereof which can efficiently perform simultaneous data transmission and reception even in an overlapped BSS environment.
To this end, provided are a wireless communication method of a terminal, including: performing a backoff procedure for transmitting data; transmitting a first RTS frame when a backoff counter of the backoff procedure is expired; setting a transmission timer for waiting for transmitting the data when a second RTS frame is received in response to the transmitted first RTS frame; and waiting for transmitting the data based on the set transmission timer and a wireless communication terminal using the same.-
2.发明授权公开(公告)号：US12167415B2
公开(公告)日：2024-12-10
申请号：US17941472
申请日：2022-09-09
Inventor： Juhyung Son , Jinsam Kwak , Geonjung Ko , Woojin Ahn
IPC: H04W72/23 , H04L1/00 , H04L5/00 , H04L27/26 , H04L65/40 , H04W52/02 , H04W72/0453 , H04W74/00 , H04W74/08 , H04W84/12
Abstract: The present invention relates to a wireless communication method and a wireless communication terminal using a non-contiguous channel. To this end, provided are a wireless communication terminal including a processor and a transceiver, wherein the processor receives a wireless packet through the communication unit, obtains total bandwidth information indicated via a bandwidth field of HE-SIG-A of the received packet, obtains information of an unassigned resource unit via at least one of the bandwidth field of the HE-SIG-A and a subfield of HE-SIG-B of the received packet, and decodes the received packet based on the total bandwidth information and the information of the unassigned resource unit and a wireless communication method using the same.
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3.发明授权公开(公告)号：US12120744B2
公开(公告)日：2024-10-15
申请号：US18212702
申请日：2023-06-21
Inventor： Woojin Ahn , Juhyung Son , Jinsam Kwak , Geonjung Ko
IPC: H04W74/0816 , H04B7/0452 , H04W74/00 , H04W84/12 , H04W74/0833
CPC classification number: H04W74/0816 , H04B7/0452 , H04W74/002 , H04W84/12 , H04W74/085
Abstract: The present invention relates to a wireless communication terminal and a wireless communication method for a multi-user EDCA operation, and more particularly, to a wireless communication terminal and a wireless communication method for performing a combination of a legacy EDCA operation and a multi-user EDCA operation. To this end, provided are a wireless communication terminal including: a communication unit; and a processor configured to control transmission and reception of a wireless signal through the communication unit, wherein the processor updates enhanced distributed channel access (EDCA) parameters for channel access, the EDCA parameters being updated based on an EDCA parameter set selected from a first EDCA parameter set and a second EDCA parameter set, and performs channel access based on the updated EDCA parameters and a wireless communication method using the same.
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公开(公告)号：US12052585B2
公开(公告)日：2024-07-30
申请号：US17605575
申请日：2020-04-24
Inventor： Asaf Zebulon , Fathan Adi Pranaya , Hwanwoong Hwang , Woojin Ahn , Juhyung Son , Jinsam Kwak
CPC classification number: H04W16/28 , H04L1/0003 , H04W84/12
Abstract: A method for client steering in a multiple access point (AP) network is performed by a controller and comprises the steps of: receiving, from one or more APs, pieces of related information for the client steering; on the basis of the pieces of information, determining a particular candidate BSS for the client steering from among a plurality of BSSs; and transmitting a request message for the client steering to an AP operating the particular candidate BSS.
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5.发明授权公开(公告)号：US11979772B2
公开(公告)日：2024-05-07
申请号：US17879778
申请日：2022-08-03
Inventor： Woojin Ahn , Juhyung Son , Jinsam Kwak , Geonjung Ko
CPC classification number: H04W28/06 , H04L1/1614 , H04L1/1621 , H04L5/0037 , H04L5/0055 , H04L5/0091 , H04W28/04 , H04W84/12 , H04W88/08
Abstract: Provided is a wireless communication terminal that communicates wirelessly. The terminal includes: a transceiver; and a processor. The terminal includes a transceiver, and a processor. The processor is configured to receive an Aggregate-MAC Protocol Data Unit (A-MPDU) from an originator using the transceiver, and when receiving all MPDUs included in the A-MPDU, transmit to the originator a block ACK (BA) frame signaling that all MPDUs included in the A-MPDU are received without a bitmap indicating whether each MPDU included in the A-MPDU is received.
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Patent Agency Ranking
公开(公告)号：US11825558B2
公开(公告)日：2023-11-21
申请号：US17979767
申请日：2022-11-03
Inventor： Woojin Ahn , Juhyung Son , Geonjung Ko , Jinsam Kwak
CPC classification number: H04W80/02 , H04L5/0055 , H04W28/0268 , H04W40/244 , H04W72/0446 , H04W74/00 , H04W74/08 , H04W74/0808 , H04W84/12
Abstract: Provided is a wireless communication terminal that communicates wirelessly. The wireless communication terminal includes a transceiver and a processor for processing a radio signal received through the transceiver or a radio signal to be transmitted through the transceiver. The processor accesses a channel according to according to a priority of data to be transmitted to the base communication terminal by the wireless communication terminal.
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公开(公告)号：US11804941B2
公开(公告)日：2023-10-31
申请号：US17851035
申请日：2022-06-28
Inventor： Woojin Ahn , Juhyung Son , Geonjung Ko , Jinsam Kwak
CPC classification number: H04L5/0055 , H04L5/0044 , H04L5/0058 , H04W74/00 , H04W74/08 , H04W84/12
Abstract: Provided is a wireless communication terminal that communicates wirelessly. The wireless communication terminal includes: a transceiver; and a processor. The processor receiving trigger information from a base wireless communication terminal using the transceiver, and transmits an Aggregate-MAC Protocol Data Unit (A-MPDU) to the base wireless communication terminal based on the trigger information.
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公开(公告)号：US11792855B2
公开(公告)日：2023-10-17
申请号：US17873148
申请日：2022-07-26
Inventor： Woojin Ahn , Juhyung Son , Jinsam Kwak , Geonjung Ko
CPC classification number: H04W74/0816 , H04W74/08 , H04W74/0833 , H04W84/12 , H04W74/0808
Abstract: Provided are a wireless communication terminal including: a processor; and a communication unit, wherein the processor obtains a backoff counter for an OFDMA-based random access of the terminal, wherein the backoff counter is obtained within a range of a contention window for the uplink OFDMA-based random access, receives a trigger frame indicating an uplink multi-user transmission, when one or more resource unit(s) in which random access can be performed is indicated by the trigger frame, decrements the backoff counter based on a number of resource units(s) in which random access can be performed, and when the backoff counter is 0 or decremented to 0, performs an uplink multi-user transmission through a selected resource unit among the resource units(s) and a wireless communication method using the same.
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公开(公告)号：US11770770B2
公开(公告)日：2023-09-26
申请号：US17535643
申请日：2021-11-25
Inventor： Woojin Ahn , Juhyung Son , Jinsam Kwak
CPC classification number: H04W52/0229 , H04W12/06 , H04W52/0235 , H04W74/0808 , H04W80/02 , H04W84/12
Abstract: Disclosed is a wireless communication terminal to communicate wirelessly. The wireless communication terminal includes: a first wireless transceiver configured to transmit and receive signals modulated by a first modulation method; a second wireless receiver configured to receive a signal modulated by a second modulation method different from the first modulation method; and a processor. The processor is configured to sequentially receive a plurality of fields of a wake-up radio (WUR) frame included in a WUR physical layer processing data unit (PPDU) transmitted by the second modulation method, and when a predetermined condition for the plurality of fields is satisfied, stop receiving the WUR frame without determining whether values of the plurality of fields are valid.
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公开(公告)号：US11470643B2
公开(公告)日：2022-10-11
申请号：US17100880
申请日：2020-11-22
Inventor： Woojin Ahn , Juhyung Son , Jinsam Kwak , Geonjung Ko
Abstract: Provided are a wireless communication terminal including: a processor; and a communication unit, wherein the processor obtains a backoff counter for an OFDMA-based random access of the terminal, wherein the backoff counter is obtained within a range of a contention window for the uplink OFDMA-based random access, receives a trigger frame indicating an uplink multi-user transmission, when one or more resource unit(s) in which random access can be performed is indicated by the trigger frame, decrements the backoff counter based on a number of resource units(s) in which random access can be performed, and when the backoff counter is 0 or decremented to 0, performs an uplink multi-user transmission through a selected resource unit among the resource units(s) and a wireless communication method using the same.
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