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    • 3. 发明申请
    • CLOSED LOOP PRECODING WEIGHT ESTIMATION
    • 闭环预测重量估计
    • WO2011093761A1
    • 2011-08-04
    • PCT/SE2010/051492
    • 2010-12-29
    • TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)ÖKVIST, PeterSIMONSSON, ArneASPLUND, HenrikFRÖBERG OLSSON, Jonas
    • ÖKVIST, PeterSIMONSSON, ArneASPLUND, HenrikFRÖBERG OLSSON, Jonas
    • H04B7/04H04B7/06
    • H04W72/1231H04L1/0023H04L1/0026H04L1/20H04L25/0226H04W28/04
    • Embodiments herein relate to a method in a first communication node (201) for estimating pre-coding weights for transmission on a radio channel (205) between the first node (201) and a second communication node (203) in a communication network (200). The first node (201) comprises at least two transmit antennas. Each transmit antenna is configured to transmit on each of at least two sub-bands. The first node (201) obtains at least two pre-coding reports. Each pre-coding report is for a different time instance. Each pre-coding report comprises pre-coding weights or indications to pre-coding weights. The pre-coding weights are associated with each transmit antenna and with each sub-band. For each transmit antenna, the first node (201) estimates pre-coding weights for at least one of the sub-bands based on the pre-coding weights in the obtained pre-coding reports. The estimated pre-coding weights are different from a most resent of the obtained pre-coding reports.
    • 本文的实施例涉及第一通信节点(201)中的方法,用于估计在通信网络(200)中的第一节点(201)和第二通信节点(203)之间的无线电信道(205)上的传输的预编码权重 )。 第一节点(201)包括至少两个发射天线。 每个发送天线被配置为在至少两个子带中的每一个上进行发送。 第一节点(201)获得至少两个预编码报告。 每个预编码报告是针对不同的时间实例。 每个预编码报告包括预编码权重或预编码权重的指示。 预编码权重与每个发射天线和每个子带相关联。 对于每个发射天线,第一节点(201)基于所获得的预编码报告中的预编码权重估计至少一个子带的预编码权重。 估计的预编码权重与获得的预编码报告的最重要的不同。
    • 5. 发明申请
    • ADAPTIVE CQI SUB BAND
    • 自适应CQI子带
    • WO2011093753A1
    • 2011-08-04
    • PCT/SE2010/050071
    • 2010-01-27
    • TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)ÖKVIST, PeterASPLUND, HenrikSIMONSSON, Arne
    • ÖKVIST, PeterASPLUND, HenrikSIMONSSON, Arne
    • H04W72/08
    • H04W72/1231H04L1/0023H04L1/0026H04L1/20H04L25/0226H04W28/04
    • The present solution relates to a method in a first communication node (201 ) for determining an indication of channel quality of a radio channel (205) between the first communication node (201) and a second communication node (203). The first communication node (201) and the second communication node (203) are comprised in a wireless communication network (200). The radio channel (205) comprises a plurality of sub bands. First, at least two channel quality reports are obtained (701) for different time instances. Each channel quality report comprises indications of channel quality of at least two of the plurality of sub bands. Then a channel quality deviation is estimated (702) for at least one of the plurality of sub bands. Further, an indication of a channel quality is determined (703) for at least one of the plurality of sub bands based on the estimated channel quality deviation.
    • 本方案涉及第一通信节点(201)中用于确定第一通信节点(201)和第二通信节点(203)之间的无线电信道(205)的信道质量的指示的方法。 第一通信节点(201)和第二通信节点(203)包括在无线通信网络(200)中。 无线电信道(205)包括多个子带。 首先,为不同的时间实例获得至少两个信道质量报告(701)。 每个信道质量报告包括多个子带中的至少两个子带的信道质量的指示。 然后,针对多个子带中的至少一个估计(702)信道质量偏差。 此外,基于所估计的信道质量偏差来确定对于多个子带中的至少一个子带的信道质量的指示(703)。
    • 8. 发明申请
    • BIT-RATE PREDICTION
    • 比特率预测
    • WO2009154528A1
    • 2009-12-23
    • PCT/SE2008/050736
    • 2008-06-19
    • TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)ÖKVIST, PeterHEDLUND, AndersLARSSON, Kjell
    • ÖKVIST, PeterHEDLUND, AndersLARSSON, Kjell
    • H04W52/14H04W52/26
    • H04W52/346H04L1/0002H04L1/0017H04W52/146H04W52/286
    • The present invention is directed to a method for predicting a bit rate provided by an enhanced data channel in a future radio channel, once the future radio channel is added to an ordinary data channel in an operational radio channel. It is assumed that the bit-rate provided by the enhanced data channel is indicated by the ratio (A), wherein E d is the enhanced data channel power offset, E oc is the ordinary control channel power offset after a future addition and k 1 is a constant. The method comprises with respect to the operational radio channel the steps of obtaining a first transmit power P 1 , a first quality target Q 1 , the power offset O c for an ordinary control channel and the power offset O d for the ordinary data channel. In addition, the method comprises with respect to the future radio channel the steps of obtaining a second transmit power P 2 and a second quality target Q 2 . The ratio (A) indicating said bit-rate is then obtained by the step of using the expression (B) wherein k2 and k3 are predetermined constants.
    • 本发明涉及一种在将来的无线电信道被添加到操作无线电信道中的普通数据信道的情况下,用于预测未来无线电信道中的增强数据信道所提供的比特率的方法。 假设由增强数据信道提供的比特率由比率(A)表示,其中E d是增强数据信道功率偏移,E oc是将来添加后的普通控制信道功率偏移量,k 1 是一个常数。 该方法包括对于操作无线信道,获得第一发射功率P 1,第一质量目标Q 1,普通控制信道的功率偏移量O c和普通数据信道的功率偏移量O d的步骤。 此外,该方法包括关于将来的无线电信道获得第二发送功率P 2和第二质量目标Q 2的步骤。然后,通过以下步骤获得指示所述比特率的比率(A): 表达式(B)其中k2和k3是预定常数。