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    • 2. 发明申请
    • METHODS AND DEVICES FOR COMPONENT CARRIER AGGREGATION CONTROL
    • 用于组件载体聚集控制的方法和装置
    • WO2012072100A1
    • 2012-06-07
    • PCT/EP2010/068430
    • 2010-11-29
    • TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)SACHS, JoachimBALDEMAIR, RobertIRNICH, TimKRONANDER, Jonas
    • SACHS, JoachimBALDEMAIR, RobertIRNICH, TimKRONANDER, Jonas
    • H04L1/18
    • H04L5/003H04L1/1893H04L5/001
    • In a communication system using aggregation of component carriers, a transmitter (210) comprises a transmitting entity (212) configured to transmit data messages (21) on multiple component carriers. The transmission of the data messages (21) is accomplished on the basis of a retransmission protocol. The retransmission protocol requires sending of an acknowledgement message (22) in response to verifying correct receipt of a data message (21). A receiver (220) comprises a receiving entity (222) configured to receive the data messages (21) on the basis of the retransmission protocol. In response to a decision to deactivate transmission on one of the aggregated component carriers, the retransmission protocol is triggered to retransmit those data messages (21) for which no acknowledgement message (22) of the retransmission protocol has been received. The retransmission is accomplished on at least one other of the component carriers. A further retransmission protocol may be used on each of the component carriers, with respective transmitting entities (214, 216) in the transmitter (210) and respective receiving entities (224, 226) in the receiver (220).
    • 在使用分量载波的聚合的通信系统中,发射机(210)包括被配置为在多个分量载波上发射数据消息(21)的发射实体(212)。 数据消息(21)的传输是基于重传协议完成的。 响应于验证数据消息(21)的正确接收,重传协议要求发送确认消息(22)。 接收器(220)包括被配置为基于重传协议接收数据消息(21)的接收实体(222)。 响应于去激活聚合分量载波之一上的传输的决定,触发重发协议以重新发送没有接收到重发协议的确认消息(22)的那些数据消息(21)。 重传在至少另一个分量载波上完成。 可以在每个分量载波上使用另外的重传协议,其中发射机(210)中的相应发射实体(214,216)和接收机(220)中的相应接收实体(224,226)。
    • 3. 发明申请
    • METHOD AND ARRANGEMENT FOR WHITE SPACE ALLOCATION
    • 白色空间分配的方法和布置
    • WO2012030266A1
    • 2012-03-08
    • PCT/SE2010/051370
    • 2010-12-13
    • TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)KRONANDER, JonasSACHS, JoachimIRNICH, Tim
    • KRONANDER, JonasSACHS, JoachimIRNICH, Tim
    • H04W52/34H04W52/28H04W52/24
    • H04W52/343H04W52/243H04W52/281H04W52/283
    • The disclosure relates to a network node of a wireless network, and to a related method of controlling interference generated by at least one white space device controlled by the network node. The method comprises transmitting (520) a request for information regarding channels available for secondary usage to the remote entity, and receiving (530) information from the remote entity, the information indicating a channel available for secondary usage, a critical position associated with said channel, and an interference threshold for the critical position. The method also comprises deriving (540) a constraint for the allocation of said channel to the at least one white space device, based on a position of the at least one white space device, the critical position, and the interference threshold, and allocating (550) said channel and a transmit power to the at least one white space device based on the derived constraint, whereby the interference generated in the critical position by the at least one white space device is kept below the interference threshold.
    • 本公开涉及无线网络的网络节点,以及控制由网络节点控制的至少一个空白设备产生的干扰的相关方法。 该方法包括向远程实体发送(520)关于可用于二次使用的信道的信息的请求,以及从远程实体接收(530)信息,指示可用于次要使用的信道的信息,与所述信道相关联的关键位置 ,以及临界位置的干扰阈值。 该方法还包括基于所述至少一个空白设备的位置,临界位置和干扰阈值,将(540)将所述信道的所述信道的分配的约束导出到所述至少一个空白设备,以及( 550)所述信道,并且基于所导出的约束向所述至少一个空白设备发送功率,由此由所述至少一个空白设备在临界位置中产生的干扰保持在所述干扰阈值以下。
    • 7. 发明申请
    • PILOT SHIFTING
    • 导柱换位
    • WO2012163399A1
    • 2012-12-06
    • PCT/EP2011/058833
    • 2011-05-30
    • TELEFONAKTIEBOLAGET L M ERICSSON (publ)SELÉN, YngveBALDEMAIR, RobertSACHS, Joachim
    • SELÉN, YngveBALDEMAIR, RobertSACHS, Joachim
    • H04L25/02H04L5/00
    • H04L5/0032H04L5/0048H04L5/0062H04L25/0224
    • Some example embodiments presented herein may be directed towards a method in a Base Station, which may be comprised in a Radio Network, for transmitting a combined wireless communication signal. The combined wireless communication signal may comprise a primary and a secondary signal component. The method may comprise transmitting the secondary signal component to be received by an user equipment, the secondary signal component may comprise secondary pilot resources that may be dynamically shifted, where the dynamic shifting may be based on a current estimation procedure. Some example embodiments presented herein may be directed towards a method in an user equipment, which may be comprised in a Radio Network, for estimating the combined communication channel. The method may comprise receiving from the Base Station the dynamically shifted combined wireless communication signal comprising primary and secondary signal components. The method may also comprise estimating the primary channel when the current estimation procedure is a primary channel estimation procedure, and estimating the secondary channel when the current estimation procedure is a secondary channel estimation procedure.
    • 这里呈现的一些示例性实施例可以针对基站中的方法,其可以包括在无线电网络中,用于发送组合的无线通信信号。 组合的无线通信信号可以包括主信号和次信号分量。 该方法可以包括发送要由用户设备接收的辅助信号分量,辅助信号分量可以包括可以动态移位的次级导频资源,其中动态移位可以基于当前估计过程。 这里呈现的一些示例性实施例可以针对可以包括在无线电网络中的用户设备中用于估计组合通信信道的方法。 该方法可以包括从基站接收包括主信号分量和次信号分量的动态移位组合无线通信信号。 该方法还可以包括当当前估计过程是主信道估计过程时估计主信道,以及当当前估计过程是次信道估计过程时估计次信道。
    • 8. 发明申请
    • SECONDARY CHANNEL ESTIMATION
    • 二次通道估计
    • WO2012163400A1
    • 2012-12-06
    • PCT/EP2011/058834
    • 2011-05-30
    • TELEFONAKTIEBOLAGET L M ERICSSON (publ)SELÉN, YngveBALDEMAIR, RobertSACHS, Joachim
    • SELÉN, YngveBALDEMAIR, RobertSACHS, Joachim
    • H04L25/02H04L5/00
    • H04L25/0224H04L5/0032H04L5/0048H04L5/0062
    • Some example embodiments may be directed towards improving a secondary system Channel estimation by using a primary Channel estimate. Specifically, some example embodiments may be directed towards a method in an user equipment, which may be comprised in a Radio Network, for estimating a primary and a secondary Channel. The method may comprise receiving from at least one Base Station a combined wireless communication Signal through at least a portion of the primary Channel. The method may also comprise determining an estimation of the primary Channel. The method may further comprise determining an estimation of the secondary Channel. The method may further comprise determining at least one common sub-component between the estimations of the primary and secondary Channels, and determining an updated estimation of the secondary Channel based on the at least one common sub-component.
    • 一些示例实施例可以针对通过使用主信道估计来改进辅助系统信道估计。 具体地,一些示例性实施例可以针对可以包括在无线电网络中的用于用于估计主要和次要信道的用户设备中的方法。 该方法可以包括通过主信道的至少一部分从至少一个基站接收组合的无线通信信号。 该方法还可以包括确定主信道的估计。 该方法还可以包括确定辅助信道的估计。 该方法还可以包括确定主信道和次信道的估计之间的至少一个公共子分量,以及基于至少一个公共子分量来确定次信道的更新估计。
    • 9. 发明申请
    • PRIMARY CHANNEL ESTIMATION
    • 主要渠道估算
    • WO2012163401A1
    • 2012-12-06
    • PCT/EP2011/058835
    • 2011-05-30
    • TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)SELÉN, YngveBALDEMAIR, RobertSACHS, Joachim
    • SELÉN, YngveBALDEMAIR, RobertSACHS, Joachim
    • H04L25/02H04L5/00
    • H04L5/0032H04L5/0048H04L5/0062H04L25/0224H04W16/14H04W52/243H04W72/04
    • Some example embodiments may be directed towards a method in a network node, which may be comprised in a Radio Network, for transmitting a combined wireless communication signal. The combined wireless communication signal may comprise a primary and a secondary signal component. The method may comprise transmitting to an user equipment the secondary signal component according to a secondary transmission scheme such that the secondary signal component at least partially overlaps with the primary signal component with respect to a signal domain. The method may also comprise simultaneously, suppressing at least one portion of the secondary signal component during a transmission of the primary signal component. Some example embodiments may be directed towards a method in an user equipment, which may be comprised in a Radio Network, for estimating the combined communication channel. The method may comprise receiving the combined wireless communication signal. The primary and secondary signal components may be received according to a primary and secondary transmission scheme, associated with a primary and secondary domain, respectively. The method may further comprise estimating the primary channel component when the secondary signal component is suppressed.
    • 一些示例性实施例可以针对可以包括在无线电网络中的用于发送组合的无线通信信号的网络节点中的方法。 组合的无线通信信号可以包括主信号和次信号分量。 该方法可以包括根据次级传输方案向用户设备发送次级信号分量,使得辅助信号分量相对于信号域至少部分地与主信号分量重叠。 该方法还可以同时包括在主信号分量的传输期间抑制次信号分量的至少一部分。 一些示例性实施例可以针对可以包括在无线电网络中的用户设备中用于估计组合通信信道的方法。 该方法可以包括接收组合的无线通信信号。 可以分别根据主要和次要传输方案来接收主信号分量和次信号分量。 该方法还可以包括当抑制次级信号分量时估计主信道分量。