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1. 发明申请

US20120263091A1 METHOD FOR RECOVERING A FRAME THAT FAILED TO BE TRANSMITTED IN A MU-MIMO BASED WIRELESS COMMUNICATION SYSTEM 有权
标题翻译：在基于MU-MIMO的无线通信系统中恢复未发送的帧的方法
公开(公告)号：US20120263091A1
公开(公告)日：2012-10-18
申请号：US13479165
申请日：2012-05-23
申请人： Yun-Joo Kim , Jae-Seung Lee , Sok-Kyu Lee
发明人： Yun-Joo Kim , Jae-Seung Lee , Sok-Kyu Lee
IPC分类号： H04W4/06
CPC分类号： H04B7/0452 , H04L1/06 , H04L1/1685 , H04L1/1848
摘要： A method and apparatus of transmitting in a wireless communication system is provided. A transmitter generates a group management frame including a group information and position information and a data frame including a group control information having a group identifier for each of a plurality of groups. The group information indicates whether the receiver is a member of each of the plurality of groups. The position information indicates a position of at least one stream corresponding to at least one group of which the receiver is a member.
摘要翻译：提供了一种在无线通信系统中发送的方法和装置。发射机产生包括组信息和位置信息的组管理帧，以及包括具有用于多个组中的每个组的组标识符的组控制信息的数据帧。组信息指示接收机是否是多个组中的每个组的成员。位置信息表示与接收器是其成员的至少一个组对应的至少一个流的位置。

2. 发明申请

US20120195302A1 METHOD AND APPARATUS FOR TRANSCEIVING DATA IN A MIMO SYSTEM 有权
标题翻译：用于在MIMO系统中收发数据的方法和装置
公开(公告)号：US20120195302A1
公开(公告)日：2012-08-02
申请号：US13443635
申请日：2012-04-10
申请人： Jaewoo PARK , Jong-Ee Oh , Il-Gu Lee , Sok-kyu Lee , Minho Cheong , Jeeyon Choi , Jae-Seung Lee , Yun-Joo Kim
发明人： Jaewoo PARK , Jong-Ee Oh , Il-Gu Lee , Sok-kyu Lee , Minho Cheong , Jeeyon Choi , Jae-Seung Lee , Yun-Joo Kim
IPC分类号： H04L1/00 , H04W84/12
CPC分类号： 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
摘要： 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.
摘要翻译：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。

3. 发明授权

US08582489B2 Method for recovering a frame that failed to be transmitted in a mu-mimo based wireless communication system 有权
标题翻译：用于恢复在基于mu-mimo的无线通信系统中不能发送的帧的方法
公开(公告)号：US08582489B2
公开(公告)日：2013-11-12
申请号：US13479165
申请日：2012-05-23
申请人： Yun-Joo Kim , Jae-Seung Lee , Sok-Kyu Lee
发明人： Yun-Joo Kim , Jae-Seung Lee , Sok-Kyu Lee
IPC分类号： H04H20/71
CPC分类号： H04B7/0452 , H04L1/06 , H04L1/1685 , H04L1/1848
摘要： A method and apparatus of transmitting in a wireless communication system is provided. A transmitter generates a group management frame including a group information and position information and a data frame including a group control information having a group identifier for each of a plurality of groups. The group information indicates whether the receiver is a member of each of the plurality of groups. The position information indicates a position of at least one stream corresponding to at least one group of which the receiver is a member.
摘要翻译：提供了一种在无线通信系统中发送的方法和装置。发射机产生包括组信息和位置信息的组管理帧，以及包括具有用于多个组中的每个组的组标识符的组控制信息的数据帧。组信息指示接收机是否是多个组中的每个组的成员。位置信息表示与接收器是其成员的至少一个组对应的至少一个流的位置。

4. 发明授权

US08861495B2 Method for protecting data in a MU-MIMO based wireless communication system 有权
标题翻译：一种用于在基于MU-MIMO的无线通信系统中保护数据的方法
公开(公告)号：US08861495B2
公开(公告)日：2014-10-14
申请号：US13511363
申请日：2010-11-24
申请人： Yun-Joo Kim , Jae-Seung Lee , Sok-Kyu Lee
发明人： Yun-Joo Kim , Jae-Seung Lee , Sok-Kyu Lee
IPC分类号： H04W72/14 , H04B7/04 , H04W74/08
CPC分类号： H04B7/0452 , H04W74/0816
摘要： The present invention relates to a method for protecting MU-MIMO (Multi User-Multiple Input Multiple Output) data through a multi-RTS/CTS frame exchange in a MU-MIMO based wireless communication system. The method of the present invention comprises: a process where an indicator for VHT data protection is added to an RTS frame, using the structure of an RTS/CTS frame for an existing legacy terminal during the multi RTS/CTS frame exchange; a process where an access point designates and then transmits the duration period of the RTS frame while transmitting the RTS frame; and a process where wireless terminals up to the (n−1)th terminal designate the duration period of the CTS frame as ‘0’ and send the designated duration period, while only the n-th wireless terminal designates NAV for data protection.
摘要翻译：本发明涉及在基于MU-MIMO的无线通信系统中通过多RTS / CTS帧交换来保护MU-MIMO（多用户多输入多输出）数据的方法。本发明的方法包括：在多RTS / CTS帧交换期间，使用RTS / CTS帧的结构为现有的传统终端，将用于VHT数据保护的指示符添加到RTS帧的过程; 其中接入点指定然后在发送RTS帧的同时发送RTS帧的持续时间段的过程; 以及直到第（n-1）个终端的无线终端将CTS帧的持续时间指定为“0”并发送指定的持续时间的过程，而仅第n个无线终端指定用于数据保护的NAV。

5. 发明申请

US20120230242A1 METHODS FOR TRANSMITTING A FRAME IN A MULTI-USER BASED WIRELESS COMMUNICATION SYSTEM 有权
标题翻译：在多用户无线通信系统中发送帧的方法
公开(公告)号：US20120230242A1
公开(公告)日：2012-09-13
申请号：US13478069
申请日：2012-05-22
申请人： Yun-Joo Kim , Jae-Seung Lee , Sok-Kyu Lee
发明人： Yun-Joo Kim , Jae-Seung Lee , Sok-Kyu Lee
IPC分类号： H04W4/06
CPC分类号： H04B7/0452 , H04W4/08 , H04W8/186 , H04W84/12
摘要： The present invention relates to methods for transmitting a frame by grouping a plurality of wireless terminals in a multiuser based wireless communication system. The present invention includes a method for transmitting a frame by including information about multiple receiver terminals in a MAC frame, another method for transmitting a frame by allocating group addresses and then using a corresponding group address for frame transmission, and yet another method for transmitting a frame by using a unique group sequence number that is allocated to each group and group control information that contains bitmap information. The group control information is included in a destination address field of a MAC layer, or in a signal field of a physical layer, or in both the MAC layer and the physical layer.
摘要翻译：本发明涉及通过在多用户无线通信系统中对多个无线终端进行分组来发送帧的方法。本发明包括一种通过在MAC帧中包含关于多个接收机终端的信息来发送帧的方法，用于通过分配组地址然后使用相应的组地址进行帧传输来发送帧的另一种方法，以及另一种用于发送帧帧，通过使用分配给每个组的唯一组序列号和包含位图信息的组控制信息。组控制信息包括在MAC层的目的地地址字段中，或者在物理层的信号字段中，或MAC层和物理层中。

6. 发明授权

US08989161B2 Methods for transmitting a frame in a multi-user based wireless communication system 有权
标题翻译：用于在基于多用户的无线通信系统中发送帧的方法
公开(公告)号：US08989161B2
公开(公告)日：2015-03-24
申请号：US13478069
申请日：2012-05-22
申请人： Yun-Joo Kim , Jae-Seung Lee , Sok-Kyu Lee
发明人： Yun-Joo Kim , Jae-Seung Lee , Sok-Kyu Lee
IPC分类号： H04B7/04 , H04W4/08 , H04W8/18
CPC分类号： H04B7/0452 , H04W4/08 , H04W8/186 , H04W84/12
摘要： The present invention relates to methods for transmitting a frame by grouping a plurality of wireless terminals in a multiuser based wireless communication system. The present invention includes a method for transmitting a frame by including information about multiple receiver terminals in a MAC frame, another method for transmitting a frame by allocating group addresses and then using a corresponding group address for frame transmission, and yet another method for transmitting a frame by using a unique group sequence number that is allocated to each group and group control information that contains bitmap information. The group control information is included in a destination address field of a MAC layer, or in a signal field of a physical layer, or in both the MAC layer and the physical layer.
摘要翻译：本发明涉及通过在多用户无线通信系统中对多个无线终端进行分组来发送帧的方法。本发明包括一种通过在MAC帧中包含关于多个接收机终端的信息来发送帧的方法，用于通过分配组地址然后使用相应的组地址进行帧传输来发送帧的另一种方法，以及另一种用于发送帧帧，通过使用分配给每个组的唯一组序列号和包含位图信息的组控制信息。组控制信息包括在MAC层的目的地地址字段中，或者在物理层的信号字段中，或MAC层和物理层中。

7. 发明授权

US08422474B2 Method and apparatus for transceiving data in a MIMO system 有权
公开(公告)号：US08422474B2
公开(公告)日：2013-04-16
申请号：US13443635
申请日：2012-04-10
申请人： Jaewoo Park , Jong-Ee Oh , Il-Gu Lee , Sok-Kyu Lee , Minho Cheong , Jeeyon Choi , Jae-Seung Lee , Yun-Joo Kim
发明人： Jaewoo Park , Jong-Ee Oh , Il-Gu Lee , Sok-Kyu Lee , Minho Cheong , Jeeyon Choi , Jae-Seung Lee , Yun-Joo Kim
IPC分类号： H04W4/00
CPC分类号： 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
摘要： 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.

8. 发明申请

US20120236840A1 METHOD FOR PROTECTING DATA IN A MU-MIMO BASED WIRELESS COMMUNICATION SYSTEM 有权
标题翻译：用于在基于MU-MIMO的无线通信系统中保护数据的方法
公开(公告)号：US20120236840A1
公开(公告)日：2012-09-20
申请号：US13511363
申请日：2010-11-24
申请人： Yun-Joo Kim , Jae-Seung Lee , Sok-Kyu Lee
发明人： Yun-Joo Kim , Jae-Seung Lee , Sok-Kyu Lee
IPC分类号： H04W84/12
CPC分类号： H04B7/0452 , H04W74/0816
摘要： The present invention relates to a method for protecting MU-MIMO (Multi User-Multiple Input Multiple Output) data through a multi-RTS/CTS frame exchange in a MU-MIMO based wireless communication system. The method of the present invention comprises: a process where an indicator for VHT data protection is added to an RTS frame, using the structure of an RTS/CTS frame for an existing legacy terminal during the multi RTS/CTS frame exchange; a process where an access point designates and then transmits the duration period of the RTS frame while transmitting the RTS frame; and a process where wireless terminals up to the (n-1)th terminal designate the duration period of the CTS frame as ‘0’ and send the designated duration period, while only the n-th wireless terminal designates NAV for data protection.
摘要翻译：本发明涉及在基于MU-MIMO的无线通信系统中通过多RTS / CTS帧交换来保护MU-MIMO（多用户多输入多输出）数据的方法。本发明的方法包括：在多RTS / CTS帧交换期间，使用RTS / CTS帧的结构为现有的传统终端，将用于VHT数据保护的指示符添加到RTS帧的过程; 其中接入点指定然后在发送RTS帧的同时发送RTS帧的持续时间段的过程; 以及直到第（n-1）个终端的无线终端将CTS帧的持续时间指定为“0”并发送指定的持续时间的过程，而仅第n个无线终端指定用于数据保护的NAV。

9. 发明授权

US09107185B2 Method for transmitting a response request frame and a response frame in a multi-user based wireless communication system 有权
标题翻译：一种用于在基于多用户的无线通信系统中发送响应请求帧和响应帧的方法
公开(公告)号：US09107185B2
公开(公告)日：2015-08-11
申请号：US13479218
申请日：2012-05-23
申请人： Yun-Joo Kim , Jeeyon Choi , Sok-Kyu Lee
发明人： Yun-Joo Kim , Jeeyon Choi , Sok-Kyu Lee
IPC分类号： H04W74/00 , H04L1/18 , H04W28/04
CPC分类号： H04W72/0413 , H04L1/1854 , H04W28/04 , H04W72/0446 , H04W74/002 , H04W74/004 , H04W74/006 , H04W84/12
摘要： The present invention relates to a method for efficient transmission of a request frame such as an RTS/CTS frame and a response frame in response to the request frame in a multi-user based wireless communication system. The method of the present invention comprises: a process where wireless terminals transmit a response frame at their own response frame transmission time through a request frame that contains information about a plurality of wireless terminals and information about the response frame transmission time of the respective wireless terminals; a process where the respective wireless terminals transmit a response frame according to a token scheme such that the response frame is transmitted to a final access point; and a process where only a representative wireless terminal selected depending on a given wireless environment receives the response frame.
摘要翻译：本发明涉及一种用于在基于多用户的无线通信系统中响应于该请求帧而有效地传输诸如RTS / CTS帧和响应帧的请求帧的方法。本发明的方法包括：无线终端通过包含关于多个无线终端的信息的请求帧在其自己的响应帧传输时间发送响应帧的过程和关于各个无线终端的响应帧传输时间的信息 ; 其中各个无线终端根据令牌方案发送响应帧，使得响应帧被发送到最终接入点; 以及仅根据给定无线环境选择的代表性无线终端接收到响应帧的处理。

10. 发明授权

US08705562B2 Method of medium access control in wireless LAN system using multiple channels 有权
标题翻译：使用多个通道的无线局域网系统中的媒体访问控制方法
公开(公告)号：US08705562B2
公开(公告)日：2014-04-22
申请号：US12688079
申请日：2010-01-15
申请人： Yun-Joo Kim , Jeeyon Choi , Sok-Kyu Lee
发明人： Yun-Joo Kim , Jeeyon Choi , Sok-Kyu Lee
IPC分类号： H04J3/16 , H04B7/00 , H04L12/28
CPC分类号： H04W72/1273 , H04W72/0446 , H04W84/12
摘要： A medium access control method in a wireless LAN system using multiple channels includes: determining the size of data frames related to a plurality of wireless stations connected through multiple channels; adjusting the number or length of the data frames related to the respective wireless stations, based on the result of determination, so that transmission start time and transmission end time of the data frames coincide during a transmission duration of an access point; and transmitting the data frames, the number or length of which has been adjusted, to the respective wireless stations.
摘要翻译：在使用多个信道的无线LAN系统中的介质访问控制方法包括：确定与通过多个信道连接的多个无线站相关的数据帧的大小; 基于确定结果调整与各个无线站相关的数据帧的数量或长度，使得数据帧的传输开始时间和传输结束时间在接入点的传输持续时间内重合; 并将其数量或长度已被调整的数据帧发送到各个无线站。

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