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公开(公告)号：US09794929B2
公开(公告)日：2017-10-17
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.
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公开(公告)号：US09781741B2
公开(公告)日：2017-10-03
申请号：US14409456
申请日：2013-06-19
Inventor： Hyoung Jin Kwon , Jae Seung Lee , Min Ho Cheong , Hee Jung Yu , Sok Kyu Lee
CPC classification number: H04W72/1289 , H04W72/0446 , H04W74/04 , H04W84/12
Abstract: An apparatus and a method of controlling slot-based channel access by an access point (AP) to manage a network in a wireless local area network (WLAN) environment and a slot-based channel access terminal are disclosed. A slot-based channel access control apparatus of a WLAN system according to an exemplary embodiment determines one of each terminal and a group of terminals as a slot allocation target, allocates a slot defined in a beacon interval to the determined terminal or group to distinguish channel access time, and transmits a beacon including information on the allocated slot.
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公开(公告)号：US09622218B2
公开(公告)日：2017-04-11
申请号：US14564032
申请日：2014-12-08
Inventor： Jae Seung Lee , Hyoung Jin Kwon , Min Ho Cheong , Sok Kyu Lee
Abstract: A method and system for managing a channel in a wireless local area network is disclosed. The method includes detecting adjacent access points, transmitting a resource allocation request frame including candidate channel information which the first access points wants to a master access point among the detected adjacent access points, receiving a resource allocation response frame which is a response with respect to the resource allocation request frame from the master access point, and configuring the BSS based on channel related information included in the resource allocation response frame. Accordingly, performance of the wireless local area network can be improved.
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64.发明授权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LAN中缓冲数据的传输调度的装置和方法，以及用于基于无线LAN中的传输调度接收缓冲数据的终端公开(公告)号：US09516592B2
公开(公告)日：2016-12-06
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
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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65.发明授权Operating method of access point (AP) and station for coexistence of basic service sets having different bandwidths 有权接入点（AP）和站的操作方法，用于具有不同带宽的基本服务集的共存公开(公告)号：US09357570B2
公开(公告)日：2016-05-31
申请号：US14067772
申请日：2013-10-30
Inventor： Hyoung Jin Kwon , Min Ho Cheong , Jae Seung Lee , Sok Kyu Lee
CPC classification number: H04W76/10 , H04W72/12 , H04W74/0808 , H04W76/15 , H04W84/12 , H04W88/08 , H04W92/20
Abstract: An operating method of an access point (AP) for a coexistence of basic service sets (BSSs) having different bandwidths includes detecting at least one of a first signal having a channel bandwidth of the AP and a second signal having a channel bandwidth narrower than the channel bandwidth of the AP, establishing a BSS having the channel bandwidth of the AP, based on a result of the detecting, and reporting the establishment of the BSS to an adjacent BSS.
Abstract translation: 用于具有不同带宽的基本服务集（BSS）的共存的接入点（AP）的操作方法包括：检测具有AP的信道带宽的第一信号和具有窄于该信道带宽的信道带宽的第二信号中的至少一个 AP的信道带宽，基于检测结果建立具有AP的信道带宽的BSS，并将BSS的建立报告给相邻的BSS。
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Patent Agency Ranking
66.发明授权公开(公告)号：US09307484B2
公开(公告)日：2016-04-05
申请号：US13725396
申请日：2012-12-21
Inventor： Jae Seung Lee , Min Ho Cheong , Je Hun Lee , Ja Beom Gu , Jae Woo Park , Sok Kyu Lee
Abstract: A scanning method in a wireless local area network (WLAN) system is provided. The scanning method includes transmitting by a station a probe request frame via a channel, and receiving by the station a probe response frame from a target access point (AP) to respond to the probe request frame. The probe request frame includes at least one of information regarding a response reception time and preference information regarding the target AP.
Abstract translation: 提供了一种无线局域网（WLAN）系统中的扫描方法。 扫描方法包括：通过信道通过台站发送探测请求帧，并且由所述台站从目标接入点（AP）接收探测响应帧以响应所述探测请求帧。 探测请求帧包括关于响应接收时间的信息和关于目标AP的偏好信息中的至少一个。
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公开(公告)号：US09264274B2
公开(公告)日：2016-02-16
申请号：US14408933
申请日：2013-06-19
Inventor： Hee Jung Yu , Min Ho Cheong , Jae Seung Lee , Hyoung Jin Kwon , Sok Kyu Lee
CPC classification number: H04L27/2637 , H04B7/12 , H04L1/004 , H04L1/08 , H04L5/0007 , H04L5/001 , H04L5/0044 , H04L5/0053 , H04L27/2617 , H04L27/2621 , H04L27/2627 , H04W52/0209 , H04W72/0453 , H04W84/12 , Y02D70/00 , Y02D70/142
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.
Abstract translation: 公开了一种在无线局域网（WLAN）系统中正交频分复用（OFDM）传输的装置和方法，其中在WLAN系统中用于OFDM传输的装置包括：信号重复单元，用于基于 输出编码信号和重复信号，交织器交织编码信号和重复信号并输出交织信号，调制器调制交错信号并输出调制符号，以及相位旋转单元，使相位旋转单元相位移 调制符号。
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公开(公告)号：US20150208439A1
公开(公告)日：2015-07-23
申请号：US14425617
申请日：2013-09-04
Inventor： Min Ho Cheong , Hyoung Jin Kwon , Jae Seung Lee , Jae Woo Park , Sok Kyu Lee
IPC: H04W74/04
CPC classification number: H04W74/04 , H04B7/0408 , H04B7/0617 , H04W16/28 , H04W48/16 , H04W74/08 , H04W84/12
Abstract: A channel access method and apparatus are disclosed. The channel access method by an access point (AP) having a sector antenna in a wireless local access network (WLAN), may include 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.
Abstract translation: 公开了一种信道接入方法和装置。 在无线本地接入网（WLAN）中具有扇区天线的接入点（AP）的信道接入方法可以包括相对于多个扇区中的任何一个扇区发送扇区信标，至少发送和接收数据 在预先调度的扇区间隔期间的任一个扇区中的一个站，顺序地执行扇区信标的发送，并且相对于除了任何一个扇区之外的多个扇区的剩余扇区发送和接收数据，发送全域信标 到所有多个扇区，以及在预先安排的基本业务集（BSS）间隔期间相对于所述多个扇区中的至少一个站发送和接收数据。
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公开(公告)号：US20150195115A1
公开(公告)日：2015-07-09
申请号：US14408933
申请日：2013-06-19
Inventor： Hee Jung Yu , Min Ho Cheong , Jae Seung Lee , Hyoung Jin Kwon , Sok Kyu Lee
CPC classification number: H04L27/2637 , H04B7/12 , H04L1/004 , H04L1/08 , H04L5/0007 , H04L5/001 , H04L5/0044 , H04L5/0053 , H04L27/2617 , H04L27/2621 , H04L27/2627 , H04W52/0209 , H04W72/0453 , H04W84/12 , Y02D70/00 , Y02D70/142
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.
Abstract translation: 公开了一种在无线局域网（WLAN）系统中正交频分复用（OFDM）传输的装置和方法，其中在WLAN系统中用于OFDM传输的装置包括：信号重复单元，用于基于 输出编码信号和重复信号，交织器交织编码信号和重复信号并输出交织信号，调制器调制交错信号并输出调制符号，以及相位旋转单元，使相位旋转单元相位移 调制符号。
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70.发明申请COMMUNICATION METHOD AND COMMUNICATION DEVICE USING OPEN-LOOP LINK IN WIRELESS LAN SYSTEM THAT SUPPORTS MULTI-BANDWIDTH 审中-公开使用支持多带宽的无线LAN系统中的开环链路的通信方法和通信设备公开(公告)号：US20150156788A1
公开(公告)日：2015-06-04
申请号：US14405755
申请日：2013-06-13
Inventor： Hee Jung Yu , Min Ho Cheong , Jae Seung Lee , Hyoung Jin Kwon , Sok Kyu Lee
IPC: H04W72/08
CPC classification number: H04W72/085 , H04L1/0003 , H04L1/0009 , H04L5/0044 , H04L5/006 , H04W28/20 , H04W84/12
Abstract: A communication method and a communication apparatus using an open-loop link in a wireless local area network (WLAN) system supporting a multi-bandwidth are disclosed. A communication method using an open-loop link according to an exemplary embodiment includes a transmission apparatus of a WLAN system to support a multi-bandwidth, receiving link margin information on each of a plurality of bandwidths from a reception apparatus, acquiring a margin for a signal-to-noise ratio (SNR) based on the link margin information and determining a modulation and coding scheme (MCS) and a bandwidth for use based on the margin for the SNR, and transmitting data to the reception apparatus using the determined MCS and bandwidth.
Abstract translation: 公开了一种在支持多带宽的无线局域网（WLAN）系统中使用开环链路的通信方法和通信装置。 根据示例性实施例的使用开环链路的通信方法包括：WLAN系统的发送装置，用于支持多带宽，从接收装置接收关于多个带宽中的每一个的链路余量信息，获取用于 基于所述链路余量信息的信噪比（SNR），并且基于所述SNR的余量确定调制和编码方案（MCS）和使用的带宽，以及使用所确定的MCS向所述接收装置发送数据，以及 带宽。
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