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    • 3. 发明授权
    • Enhanced UL rate violation detection
    • 增强UL速率违规检测
    • US08345613B2
    • 2013-01-01
    • US12682321
    • 2007-10-09
    • Pär AnkelRikard KäerAndreas Andersson
    • Pär AnkelRikard KäerAndreas Andersson
    • H04W72/00
    • H04L47/10H04L47/14H04L47/20H04L47/263H04W28/22H04W72/1257H04W72/1268H04W72/1289
    • The present invention relates to a method for grant violation detection in an enhanced uplink (UL) telecommunication system. According to the method a radio network controller (RNC) establishes a first enhanced UL transport channel (E-DCH) which enables uplink data traffic with a certain data rate from a user terminal UE at least to a first base station. At least a first downlink transmission is performed to the user terminal UE including a first E-DCH. A Node B NB detects the scheduled data rate on which the user terminal UE transmits and further controls if the scheduled data rate detected is higher than the maximum data rate defined by the first E-DCH channel scheduled grant. If this is the case the Node B NB performs at least a second following downlink transmission including the first E-DCH channel scheduled grant.
    • 本发明涉及在增强型上行链路(UL)电信系统中的授权违规检测方法。 根据该方法,无线电网络控制器(RNC)建立第一增强型UL传输信道(E-DCH),其使得具有来自用户终端UE至少到第一基站的特定数据速率的上行链路数据业务。 对包括第一E-DCH的用户终端UE执行至少第一下行链路传输。 节点B NB检测用户终端UE发送的调度数据速率,并进一步控制检测到的调度数据速率是否高于由第一E-DCH信道调度授权定义的最大数据速率。 如果是这种情况,则节点B NB执行包括第一E-DCH信道调度许可的至少第二跟随下行链路传输。
    • 5. 发明申请
    • DPCCH AND HS-DPCCH CONTROL AT LOW GRANTS FOR E-DCH
    • 用于E-DCH的低授权的DPCCH和HS-DPCCH控制
    • US20100303030A1
    • 2010-12-02
    • US12744729
    • 2007-11-26
    • Andreas Andersson
    • Andreas Andersson
    • H04W52/00
    • H04W52/12H04L25/0224H04W52/146H04W52/16H04W52/241H04W52/286
    • Disclosed is a method and an enhanced uplink (UL) telecommunication system for power control. The system comprises at least one first radio network controller (RNC) and at least one first base station, which enables wireless communication with at least one first user terminal. The power for an uplink Dedicated Physical Control Channel (DPCCH) in a first enhanced UL transport channel (E-DCH) is controlled. The control is made by the first base station on the basis of a signal to interference ratio (SIR) target value sent by the first RNC. Thereby, the SIR real time value for the UL DPCCH is controlled towards the target value. The first user terminal and the first base station further calculate a power for at least an Enhanced Dedicated Physical Data Channel (E-DPDCH) in the first E-DCH, which power is defined as the sum of the DPCCH power and a power offset. The calculation is at least based on a power offset configuration and an absolute grant provided by the first base station, which grant at least set the maximum E-DPDCH power. The first user terminal further transmits the uplink data traffic on the first E-DCH with the controlled DPCCH power and the calculated E-DPDCH power. When the first base station and the first user terminal detects that the E-DPDCH absolute grant is reduced below or increased above a grant threshold, the base station changes the SIR target value. Further, the first base station and the first user terminal compensates the change of the target value by recalculating at least the E-DPDCH power so that the power reflects both the changed DPCCH power resulting from the changed SIR target value and the improvement due to optimized channel estimation in case of changed SIR real time value.
    • 公开了一种用于功率控制的方法和增强型上行链路(UL)电信系统。 该系统包括至少一个第一无线电网络控制器(RNC)和至少一个第一基站,其实现与至少一个第一用户终端的无线通信。 控制第一增强型UL传输信道(E-DCH)中的上行链路专用物理控制信道(DPCCH)的功率。 基于由第一RNC发送的信号干扰比(SIR)目标值,由第一基站进行控制。 由此,针对目标值控制UL DPCCH的SIR实时值。 第一用户终端和第一基站进一步计算第一E-DCH中的至少一个增强型专用物理数据信道(E-DPDCH)的功率,该功率被定义为DPCCH功率和功率偏移之和。 该计算至少基于功率偏移配置和由第一基站提供的绝对授权,其允许至少设置最大的E-DPDCH功率。 第一用户终端在第一E-DCH上进一步发送具有受控DPCCH功率和所计算的E-DPDCH功率的上行链路数据业务。 当第一基站和第一用户终端检测到E-DPDCH绝对授权低于或高于授权阈值时,基站改变SIR目标值。 此外,第一基站和第一用户终端至少重新计算E-DPDCH功率来补偿目标值的变化,使得功率反映由改变的SIR目标值产生的改变的DPCCH功率和由于优化的改善 在SIR实时值改变的情况下的信道估计。
    • 6. 发明申请
    • Enhanced UL rate violation detection
    • 增强UL速率违规检测
    • US20100240383A1
    • 2010-09-23
    • US12682321
    • 2007-10-09
    • Pär AnkelRikard KåerAndreas Andersson
    • Pär AnkelRikard KåerAndreas Andersson
    • H04W72/00
    • H04L47/10H04L47/14H04L47/20H04L47/263H04W28/22H04W72/1257H04W72/1268H04W72/1289
    • The present invention relates to a method for grant violation detection in an enhanced uplink (UL) telecommunication system. According to the method a radio network controller (RNC) establishes a first enhanced UL transport channel (E-DCH) which enables uplink data traffic with a certain data rate from a user terminal UE at least to a first base station. At least a first downlink transmission is performed to the user terminal UE including a first E-DCH. A Node B NB detects the scheduled data rate on which the user terminal UE transmits and further controls if the scheduled data rate detected is higher than the maximum data rate defined by the first E-DCH channel scheduled grant. If this is the case the Node B NB performs at least a second following downlink transmission including the first E-DCH channel scheduled grant.
    • 本发明涉及在增强型上行链路(UL)电信系统中的授权违规检测方法。 根据该方法,无线电网络控制器(RNC)建立第一增强型UL传输信道(E-DCH),其使得具有来自用户终端UE至少到第一基站的特定数据速率的上行链路数据业务。 对包括第一E-DCH的用户终端UE执行至少第一下行链路传输。 节点B NB检测用户终端UE发送的调度数据速率,并进一步控制检测到的调度数据速率是否高于由第一E-DCH信道调度授权定义的最大数据速率。 如果是这种情况,则节点B NB执行包括第一E-DCH信道调度许可的至少第二跟随下行链路传输。
    • 7. 发明申请
    • Avoiding Hsdpa Transmission During Idle Periods
    • 避免空闲时段的Hsdpa传输
    • US20070211670A1
    • 2007-09-13
    • US11587646
    • 2004-06-01
    • Andreas Andersson
    • Andreas Andersson
    • H04B7/216
    • H04W72/1257
    • The invention refers to a method and a system for a MAC-hs scheduler in a mobile data transmission system for High-Speed Downlink Packet Access (HSDPA). The system comprises a Radio Network Controller (RNC) for control of at least one Base Transceiver Station (BTS) operating a cell comprising at least one user equipment (UE); where the Radio Network Control (RNC) schedules idle periods (IPDL) in the transmission from the BTS (BTS); where the MAC-hs scheduler is placed in the Base Transceiver Station (BTS) and determines for every High-Speed Transmission Time Interval (HS-TTI) if the UE will be granted High-Speed Physical Downlink Shared Channel (HS-PDSCH) data transmission.
    • 本发明涉及用于高速下行链路分组接入(HSDPA)的移动数据传输系统中的MAC-hs调度器的方法和系统。 该系统包括用于控制至少一个基站收发台(BTS)的无线电网络控制器(RNC),所述基站收发台(BTS)操作包括至少一个用户设备(UE)的小区; 其中无线电网络控制(RNC)在来自BTS(BTS)的传输中调度空闲时段(IPDL); 其中MAC-hs调度器被放置在基站收发台(BTS)中,并且如果UE将被授予高速物理下行链路共享信道(HS-PDSCH)数据,则确定每个高速传输时间间隔(HS-TTI) 传输。
    • 8. 发明授权
    • Downlink power control in a cellular telecommunications network
    • 蜂窝电信网络中的下行链路功率控制
    • US06594499B1
    • 2003-07-15
    • US09668302
    • 2000-09-25
    • Andreas AnderssonEddie CorbettRalf-Dieter Kukla
    • Andreas AnderssonEddie CorbettRalf-Dieter Kukla
    • H04B700
    • H04W52/362H04W52/367H04W52/386H04W52/40H04W52/54
    • A power control system method for controlling the downlink (DL) transmit power from a base station (BS) to a mobile station (MS) in a cellular telecommunications network. A power balancing value &Dgr;P is divided into a number of smaller correction implements which are distributed over a plurality of spaced apart slots for DL power control. For example, if it is desired to correct DL transmit power by six dB, a total of six different correction values of one dB each may be implemented with adjacent ones of the correction values being spaced apart by a number of slots. The distribution or spreading of DL transmit power corrections over a period of time results in a plurality of smaller corrections as opposed to one or a few large corrections, thereby reducing potential adverse effects on the inner loop power control of the network.
    • 一种用于在蜂窝电信网络中控制从基站(BS)到移动台(MS)的下行链路(DL)发射功率的功率控制系统方法。 功率平衡值DELTAP被划分为多个较小的校正工具,其分布在用于DL功率控制的多个间隔开的间隙中。 例如,如果希望将DL发射功率校正6dB,则可以实现总共6个不同的1dB的校正值,其中相邻的校正值间隔多个时隙。 与一个或几个大的校正相反,在一段时间内DL发射功率校正的分布或扩展导致多个较小的校正,从而减少对网络的内环功率控制的潜在不利影响。
    • 9. 发明授权
    • Determining a reference power level for diversity handover base stations
    • 确定分集切换基站的参考功率电平
    • US06473624B1
    • 2002-10-29
    • US09531650
    • 2000-03-21
    • Eddie CorbettAndreas Andersson
    • Eddie CorbettAndreas Andersson
    • H04B700
    • H04W52/40H04W36/08H04W52/143H04W52/225H04W52/24H04W88/08
    • To combat base station power drift, the power transmission level of each base station in a diversity handover may be compared to a power reference established for all base stations in the diversity handover. The difference between the transmit power of each base station and the reference power threshold may then be used to correct the transmit power level of that base station. Because the power correction depends on the difference between the actual transmit power at the base station and the common power level reference, the various transmit powers of the different base stations in the diversity handover converge relatively quickly. Thus, even if the transmit power command from the mobile station is received in error in one or more of the base stations, the power correction based on the comparison to the common power reference compensates for such errors to reduce base station drift, obtain full diversity gain, and reduce unnecessary downlink interference. The reference power level(s) used in compensating for base station power drift is(are) advantageously determined using one or more parameters relevant to the current condition of the diversity handover communication. Rather than setting an arbitrary and static reference power level, the reference power level is set dynamically so that it is relevant to the current conditions of the diversity handover communication. Dynamic and adaptive reference power level setting results in more effective and more efficient downlink power control. Unnecessary power changes, both in frequency and in size, are avoided because the reference power level is more accurately determined for the current circumstances.
    • 为了抵抗基站功率漂移,可以将分集切换中的每个基站的功率传输级别与在分集越区切换中为所有基站建立的功率参考进行比较。 然后可以使用每个基站的发射功率与参考功率阈值之间的差异来校正该基站的发射功率电平。 由于功率校正取决于基站的实际发射功率与公共功率电平参考之间的差异,所以分集切换中的不同基站的各种发射功率相对较快地收敛。 因此,即使在一个或多个基站中接收到来自移动站的发送功率命令的错误,基于与公共功率基准的比较的功率校正来补偿这样的误差以减少基站漂移,获得全分集 增益,减少不必要的下行链路干扰。 使用与分集越区切换通信的当前条件相关的一个或多个参数来有利地确定用于补偿基站功率漂移的参考功率电平。 不是设置任意和静态的参考功率电平,而是动态地设置参考功率电平,使得其与分集越区切换通信的当前条件相关。 动态和自适应参考功率电平设置导致更有效和更有效的下行链路功率控制。 避免了在频率和尺寸上的不必要的功率变化,因为对于当前情况更准确地确定参考功率电平。
    • 10. 发明授权
    • Determining a maximum SIR target for power control in a cellular network
    • 确定蜂窝网络中功率控制的最大SIR目标
    • US08655399B2
    • 2014-02-18
    • US13123751
    • 2010-04-16
    • Edas WongBilly HoganPar AnkelAndreas Andersson
    • Edas WongBilly HoganPar AnkelAndreas Andersson
    • H04W52/10H04W52/24
    • H04W52/12H04W52/241H04W52/267H04W52/343
    • It is presented a power controller which is adapted to be coupled to a fixed node of a cellular network, wherein at least one user equipment is adapted to be associated with the fixed node. The power controller comprises: a signal to interference ratio, SIR, determiner arranged to determine a maximum SIR target for each of the at least one user equipment, which maximum SIR target is arranged to limit maximum transmission power of the at least one user equipment; wherein the determiner determines a maximum SIR target for each of the at least one user equipment directly or indirectly based on the number of user equipments in the cell of each respective user equipment. A corresponding method, computer program and computer program product are also presented.
    • 其被呈现为适于耦合到蜂窝网络的固定节点的功率控制器,其中至少一个用户设备适于与固定节点相关联。 所述功率控制器包括:信号干扰比SIR,确定器,其被布置为确定所述至少一个用户设备中的每一个的最大SIR目标,所述最大SIR目标被设置为限制所述至少一个用户设备的最大发射功率; 其中所述确定器基于每个相应用户设备的小区中的用户设备的数量来直接或间接地确定所述至少一个用户设备中的每一个的最大SIR目标。 还提出了相应的方法,计算机程序和计算机程序产品。