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1.发明授权Method and apparatus for determining transmission power of a secondary transmitter in a hierarchical spectrum sharing system 有权用于确定分层频谱共享系统中的次发射机的发射功率的方法和装置公开(公告)号：US09313746B2
公开(公告)日：2016-04-12
申请号：US13995845
申请日：2011-09-16
申请人： Chaofeng Li , Lei Jiang , Ming Lei
发明人： Chaofeng Li , Lei Jiang , Ming Lei
CPC分类号： H04W52/241 , H04W52/226 , H04W52/244 , H04W52/34
摘要： The present invention provides a method and apparatus for determining a transmission power of a secondary transmitter in a hierarchical spectrum sharing system. The method can comprise steps of obtaining channel quality information on a primary link from at least one primary receiver within a transmission range of the secondary transmitter; and determining the transmission power for the secondary transmitter based on the channel quality information, wherein the transmission power is matched with the channel quality indicated by the channel quality information. According to the embodiments of the present invention, a power control scheme is applied to the secondary transmitter based on the channel quality information on the primary link. In such a way, the secondary transmitter' throughput can be improved with controllable rate loss to the primary receiver and accordingly the spectrum efficiency for the whole system can be further upgraded.
摘要翻译： 本发明提供一种用于确定分层频谱共享系统中的次发射机的发射功率的方法和装置。 该方法可以包括以下步骤：从次发射机的传输范围内的至少一个主接收机获得主链路上的信道质量信息; 以及基于所述信道质量信息确定所述辅助发射机的发射功率，其中所述发射功率与由所述信道质量信息指示的信道质量匹配。 根据本发明的实施例，基于主链路上的信道质量信息，将次级发射机应用功率控制方案。 以这种方式，可以通过对主接收机的可控的速率损失来提高次级发射机的吞吐量，因此可以进一步升级整个系统的频谱效率。
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2.发明申请公开(公告)号：US20130344913A1
公开(公告)日：2013-12-26
申请号：US13995845
申请日：2011-09-16
申请人： Chaofeng Li , Lei Jiang , Ming Lei
发明人： Chaofeng Li , Lei Jiang , Ming Lei
IPC分类号： H04W52/24
CPC分类号： H04W52/241 , H04W52/226 , H04W52/244 , H04W52/34
摘要： The present invention provides a method and apparatus for determining a transmission power of a secondary transmitter in a hierarchical spectrum sharing system. The method can comprise steps of obtaining channel quality information on a primary link from at least one primary receiver within a transmission range of the secondary transmitter; and determining the transmission power for the secondary transmitter based on the channel quality information, wherein the transmission power is matched with the channel quality indicated by the channel quality information. According to the embodiments of the present invention, a power control scheme is applied to the secondary transmitter based on the channel quality information on the primary link. In such a way, the secondary transmitter' throughput can be improved with controllable rate loss to the primary receiver and accordingly the spectrum efficiency for the whole system can be further upgraded.
摘要翻译： 本发明提供一种用于确定分层频谱共享系统中的次发射机的发射功率的方法和装置。 该方法可以包括以下步骤：从次发射机的传输范围内的至少一个主接收机获得主链路上的信道质量信息; 以及基于所述信道质量信息确定所述辅助发射机的发射功率，其中所述发射功率与由所述信道质量信息指示的信道质量匹配。 根据本发明的实施例，基于主链路上的信道质量信息，将次级发射机应用功率控制方案。 以这种方式，可以通过对主接收机的可控的速率损失来提高次级发射机的吞吐量，因此可以进一步升级整个系统的频谱效率。
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公开(公告)号：US20150133132A1
公开(公告)日：2015-05-14
申请号：US14384334
申请日：2012-06-06
申请人： Chaofeng Li , Ming Lei
发明人： Chaofeng Li , Ming Lei
CPC分类号： H04W76/023 , H04L1/0002 , H04L1/0021 , H04L1/1867 , H04W52/246 , H04W76/14
摘要： Embodiments of the disclosure provide methods and apparatuses for performing D2D communication in a communication system. The communication system may at least comprise a base station (BS), a D2D transmitter and a D2D receiver. The D2D transmitter transmits D2D data to the D2D receiver in a D2D communication.According to the method of the present invention, D2D data may be received from the D2D transmitter; and the received D2D data may be transmitted to the D2D receiver in response to receiving a negative message from the D2D receiver, wherein the negative message indicates that the D2D receiver fails to receive the D2D data from the D2D transmitter.
摘要翻译： 本公开的实施例提供了用于在通信系统中执行D2D通信的方法和装置。 通信系统可以至少包括基站（BS），D2D发射机和D2D接收机。 D2D发射机在D2D通信中向D2D接收机发送D2D数据。 根据本发明的方法，可以从D2D发射机接收D2D数据; 并且所接收的D2D数据可以响应于从D2D接收机接收到否定消息而被发送到D2D接收机，其中负消息指示D2D接收机不能从D2D发射机接收D2D数据。
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公开(公告)号：US20150110020A1
公开(公告)日：2015-04-23
申请号：US14385036
申请日：2012-06-07
CPC分类号： H04L5/0053 , H04B7/0617 , H04B7/0619 , H04B7/0626 , H04B15/00 , H04W76/14
摘要： Methods and apparatuses for interference control have been disclosed. A method for a base station in a wireless communication system, comprising: obtaining a system setting of the wireless communication system; selecting a transmission mode based at least in part on the system setting, wherein the transmission mode is one of an Interference Cancellation IC transmission mode and a Beamforming BF transmission mode; and configuring the selected transmission mode. The total system throughput may be maximized by dynamically switching the transmission mode between IC and BF at the base station. Further, the proposed switching mechanism may be applied to various communication networks where downlink interference may occur.
摘要翻译： 已经公开了用于干扰控制的方法和装置。 一种用于无线通信系统中的基站的方法，包括：获得所述无线通信系统的系统设置; 至少部分地基于系统设置来选择传输模式，其中传输模式是干扰消除IC传输模式和波束形成BF传输模式之一; 以及配置所选择的传输模式。 通过在基站上动态切换IC和BF之间的传输模式，可以使总系统吞吐量最大化。 此外，所提出的切换机制可以应用于可能发生下行链路干扰的各种通信网络。
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公开(公告)号：US09769840B2
公开(公告)日：2017-09-19
申请号：US14384337
申请日：2012-08-22
申请人： Chaofeng Li , Yu Zhang , Ming Lei
发明人： Chaofeng Li , Yu Zhang , Ming Lei
CPC分类号： H04W72/1205 , H04W52/12 , H04W52/242 , H04W52/383 , H04W72/12 , H04W76/14
摘要： Embodiments of the disclosure provide methods and apparatuses for scheduling a UE in a communication system comprising D2D communication and cellular communication. The cellular communication is performed between a base station (BS) and at least one UE, and the D2D communication is performed between a D2D transmitter and a D2D receiver. According to the method of the present invention, an outage margin of the D2D communication is obtained, wherein the outage margin indicates the margin that the communication from the D2D transmitter to the D2D receiver is in outage; and a target transmission power of the at least one UE is determined based on the outage margin to perform cellular scheduling.
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公开(公告)号：US09578665B2
公开(公告)日：2017-02-21
申请号：US14384334
申请日：2012-06-06
申请人： Chaofeng Li , Ming Lei
发明人： Chaofeng Li , Ming Lei
CPC分类号： H04W76/023 , H04L1/0002 , H04L1/0021 , H04L1/1867 , H04W52/246 , H04W76/14
摘要： Embodiments of the disclosure provide methods and apparatuses for performing D2D communication in a communication system. The communication system may at least comprise a base station (BS), a D2D transmitter and a D2D receiver. The D2D transmitter transmits D2D data to the D2D receiver in a D2D communication. According to the method of the present invention, D2D data may be received from the D2D transmitter; and the received D2D data may be transmitted to the D2D receiver in response to receiving a negative message from the D2D receiver, wherein the negative message indicates that the D2D receiver fails to receive the D2D data from the D2D transmitter.
摘要翻译： 本公开的实施例提供了用于在通信系统中执行D2D通信的方法和装置。 通信系统可以至少包括基站（BS），D2D发射机和D2D接收机。 D2D发射机在D2D通信中向D2D接收机发送D2D数据。 根据本发明的方法，可以从D2D发射机接收D2D数据; 并且所接收的D2D数据可以响应于从D2D接收机接收到否定消息而被发送到D2D接收机，其中负消息指示D2D接收机不能从D2D发射机接收D2D数据。
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公开(公告)号：US09479312B2
公开(公告)日：2016-10-25
申请号：US14385036
申请日：2012-06-07
CPC分类号： H04L5/0053 , H04B7/0617 , H04B7/0619 , H04B7/0626 , H04B15/00 , H04W76/14
摘要： Methods and apparatuses for interference control have been disclosed. A method for a base station in a wireless communication system, comprising: obtaining a system setting of the wireless communication system; selecting a transmission mode based at least in part on the system setting, wherein the transmission mode is one of an Interference Cancellation IC transmission mode and a Beamforming BF transmission mode; and configuring the selected transmission mode. The total system throughput may be maximized by dynamically switching the transmission mode between IC and BF at the base station. Further, the proposed switching mechanism may be applied to various communication networks where downlink interference may occur.
摘要翻译： 已经公开了用于干扰控制的方法和装置。 一种用于无线通信系统中的基站的方法，包括：获得所述无线通信系统的系统设置; 至少部分地基于系统设置来选择传输模式，其中传输模式是干扰消除IC传输模式和波束形成BF传输模式之一; 以及配置所选择的传输模式。 通过在基站上动态切换IC和BF之间的传输模式，可以使总系统吞吐量最大化。 此外，所提出的切换机制可以应用于可能发生下行链路干扰的各种通信网络。
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公开(公告)号：US09271244B2
公开(公告)日：2016-02-23
申请号：US14345071
申请日：2012-03-16
申请人： Chaofeng Li , Ming Lei
发明人： Chaofeng Li , Ming Lei
IPC分类号： H04W52/30 , H04W52/46 , H04W24/08 , H04W72/08 , H04W76/02 , H04W52/24 , H04W52/26 , H04W52/36
CPC分类号： H04W52/30 , H04W24/08 , H04W52/243 , H04W52/262 , H04W52/367 , H04W52/46 , H04W72/085 , H04W76/14
摘要： Embodiments of the disclosure provide methods and apparatuses for performing D2D communication in a communication system. The communication system at least comprises a BS and a UE in cellular communication with the BS, and wherein the D2D communication is performed between a D2D transmitter and a D2D receiver and interferes with the cellular communication. A method according to the disclosure may comprise steps of: obtaining MCS information on the cellular communication between the BS and the UE; and determining a transmitting power for the D2D communication based on the MCS information, so as to reduce the interference from the D2D communication to the cellular communication.
摘要翻译： 本公开的实施例提供了用于在通信系统中执行D2D通信的方法和装置。 所述通信系统至少包括与所述BS进行蜂窝通信的BS和UE，并且其中在D2D发射机和D2D接收机之间执行所述D2D通信并干扰所述蜂窝通信。 根据本公开的方法可以包括以下步骤：获得关于BS与UE之间的蜂窝通信的MCS信息; 以及基于所述MCS信息确定所述D2D通信的发送功率，以便减少从所述D2D通信到所述蜂窝通信的干扰。
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公开(公告)号：US20150156792A1
公开(公告)日：2015-06-04
申请号：US14384337
申请日：2012-08-22
申请人： Chaofeng Li , Yu Zhang , Ming Lei
发明人： Chaofeng Li , Yu Zhang , Ming Lei
CPC分类号： H04W72/1205 , H04W52/12 , H04W52/242 , H04W52/383 , H04W72/12 , H04W76/14
摘要： Embodiments of the disclosure provide methods and apparatuses for scheduling a UE in a communication system comprising D2D communication and cellular communication. The cellular communication is performed between a base station (BS) and at least one UE, and the D2D communication is performed between a D2D transmitter and a D2D receiver. According to the method of the present invention, an outage margin of the D2D communication is obtained, wherein the outage margin indicates the margin that the communication from the D2D transmitter to the D2D receiver is in outage; and a target transmission power of the at least one UE is determined based on the outage margin to perform cellular scheduling.
摘要翻译： 本公开的实施例提供了在包括D2D通信和蜂窝通信的通信系统中调度UE的方法和装置。 在基站（BS）和至少一个UE之间执行蜂窝通信，并且在D2D发射机和D2D接收机之间执行D2D通信。 根据本发明的方法，获得D2D通信的中断余量，其中中断余量指示从D2D发射机到D2D接收机的通信中断的余地; 并且基于所述中断余量来确定所述至少一个UE的目标发送功率以执行蜂窝调度。
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公开(公告)号：US20140378150A1
公开(公告)日：2014-12-25
申请号：US14345071
申请日：2012-03-16
申请人： Chaofeng Li , Ming Lei
发明人： Chaofeng Li , Ming Lei
CPC分类号： H04W52/30 , H04W24/08 , H04W52/243 , H04W52/262 , H04W52/367 , H04W52/46 , H04W72/085 , H04W76/14
摘要： Embodiments of the disclosure provide methods and apparatuses for performing D2D communication in a communication system. The communication system at least comprises a BS and a UE in cellular communication with the BS, and wherein the D2D communication is performed between a D2D transmitter and a D2D receiver and interferes with the cellular communication. A method according to the disclosure may comprise steps of: obtaining MCS information on the cellular communication between the BS and the UE; and determining a transmitting power for the D2D communication based on the MCS information, so as to reduce the interference from the D2D communication to the cellular communication.
摘要翻译： 本公开的实施例提供了用于在通信系统中执行D2D通信的方法和装置。 所述通信系统至少包括与所述BS进行蜂窝通信的BS和UE，并且其中在D2D发射机和D2D接收机之间执行所述D2D通信并干扰所述蜂窝通信。 根据本公开的方法可以包括以下步骤：获得关于BS与UE之间的蜂窝通信的MCS信息; 以及基于所述MCS信息确定所述D2D通信的发送功率，以便减少从所述D2D通信到所述蜂窝通信的干扰。
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