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    • 3. 发明申请
    • WIRELESS COMMUNICATIONS NETWORK INCORPORATING VOICE OVER IP USING SHARED SUPPLEMENTAL SPREADING CODES
    • 无线通信网络使用共享的辅助扩展代码使用IP语音
    • WO2007024748A2
    • 2007-03-01
    • PCT/US2006/032474
    • 2006-08-18
    • LUCENT TECHNOLOGIES INC.MUECKENHEIM, JensRAO, Anil, M.SCHACHT, Mirko
    • MUECKENHEIM, JensRAO, Anil, M.SCHACHT, Mirko
    • H04Q7/38
    • H04W72/10H04W28/06
    • Disclosed is a method and system thereof for transmitting a Voice over Internet Protocol (VoIP) packet over a primary channel and a supplemental channel belonging to a shared pool of supplemental channels in a wireless communications network such that Orthogonal Variable Spreading Factor (OVSF) codes associated with higher spreading factors (SF) may be used, thereby minimizing the adverse effects on system resources associated with implementing VoIP over downlink Dedicated Channels (DCH). In the method and system, if an entire VoIP packet cannot be transmitted over a single transmission time interval on a primary channel, a specific supplemental channel (or code associated therewith) is assigned to a User Equipment (UE) to which the VoIP packet is intended. A portion of the VoIP packet is transmitted to the UE over a Dedicated Physical Data CHannel (DPDCH) on the primary channel, and another portion of the VoIP packet is transmitted to the UE over a DPDCH on the supplemental channel. The assigned specific OVSF code (or supplemental channel associated therewith) belongs to a set of supplemental OVSF codes assigned to the UE, and the set of assigned supplemental OVSF codes belongs to a shared pool of supplemental OVSF codes reserved at Node B. The identity of the assigned specific supplemental OVSF code used for the supplemental channel is indicated to the UE over a Dedicated Physical Control CHannel (DPCCH) on the primary channel. The UE examines the DPCCH on the primary channel to determine whether a specific supplemental channel (or code associated therewith) has been assigned to it. If a specific supplemental channel was assigned, then the UE will decode the data on the assigned specific supplemental channel along with the data on its primary channel. Otherwise, the UE will only decode the data on its primary channel.
    • 公开了一种用于在无线通信网络中通过属于共享的补充信道池的主信道和辅助信道上发送基于因特网协议语音(VoIP)分组的方法和系统,使得正交可变扩频因子(OVSF)码相关联 可以使用更高的扩展因子(SF),从而最小化与在下行链路专用信道(DCH)上实现VoIP相关联的系统资源的不利影响。 在该方法和系统中,如果整个VoIP分组不能通过主信道上的单个传输时间间隔传输,则将特定补充信道(或与其相关联的代码)分配给VoIP分组为的用户设备(UE) 意。 VoIP分组的一部分通过主信道上的专用物理数据信道(DPDCH)被发送到UE,并且VoIP分组的另一部分通过补充信道上的DPDCH被发送到UE。 分配的特定OVSF代码(或与其相关联的补充信道)属于分配给UE的一组补充OVSF代码,并且所分配的补充OVSF代码的集合属于在节点B处保留的补充OVSF代码的共享池。 通过主信道上的专用物理控制信道(DPCCH)向UE指示用于补充信道的分配的特定补充OVSF码。 UE检查主信道上的DPCCH以确定是否已经分配了特定补充信道(或与其相关的代码)。 如果分配了特定的补充信道,则UE将对分配的特定补充信道上的数据连同其主信道上的数据进行解码。 否则,UE将仅对其主要信道上的数据进行解码。
    • 4. 发明申请
    • HANDOFF METHOD FOR USE IN WIRELESS COMMUNICATIONS NETWORK WITH SHARED SUPPLEMENTAL SPREADING CODES
    • 在无线通信网络中使用具有共享的辅助扩展码的手动方法
    • WO2007024710A1
    • 2007-03-01
    • PCT/US2006/032384
    • 2006-08-18
    • LUCENT TECHNOLOGIES INC.BACHL, Rainer, WalterMUECKENHEIM, JensRAO, Anil, M.SCHACHT, Mirko
    • BACHL, Rainer, WalterMUECKENHEIM, JensRAO, Anil, M.SCHACHT, Mirko
    • H04Q7/38H04L12/56H04L29/06
    • H04W36/18H04L29/06027H04L65/1006H04W36/30
    • Disclosed is a method and system for performing handoffs in a wireless communications network which incorporates Voice over Internet Protocol (VoIP) using shared supplemental spreading codes. In this method and system, a mobile station is assigned a first and second primary code and a first and second set of supplemental codes. The first primary and set of supplemental codes are associated with a first base station. The second primary and set of supplemental codes are associated with a second base station and assigned to the mobile station when the mobile station is entering into a handoff state. The first and second set of supplemental codes belong to a pool of shared supplemental codes associated with the first and second base stations, respectively. A specific supplemental code is assigned from each of the first and second sets of supplemental codes when a complete packet cannot be transmitted over a single transmission time interval on the first and second primary channels. Each of the specific supplemental codes must be currently available before it could be assigned. Mapping tables may be used to associate assigned specific supplemental code indicators to specific supplemental codes belonging to the first and second set of supplemental codes. The mapping tables may be Transport Combination Format (TFC) mapping tables, and the assigned specific supplemental code indicators may be Transport Combination Format Indicators (TFCI). A single TFCI or equivalent may be used to indicate a same or different supplemental code at each of the first and second base stations.
    • 公开了一种用于在使用共享的补充扩展码的基于因特网协议语音(VoIP)的无线通信网络中执行切换的方法和系统。 在该方法和系统中,为移动台分配第一和第二主要代码以及第一和第二组补充代码。 第一个主要和一组补充代码与第一个基站相关联。 第二主要和一组补充码与第二基站相关联,并且当移动台进入切换状态时被分配给移动台。 第一和第二组补码分别属于与第一和第二基站相关联的共享补充码池。 当第一和第二主要信道上的单个传输时间间隔不能发送完整的分组时,从第一组和第二组补码中的每一个分配特定的补充代码。 在分配之前,每个具体的补充代码必须在当前可用。 映射表可用于将分配的特定补充代码指示符与属于第一和第二组补充代码的特定补充代码相关联。 映射表可以是传输组合格式(TFC)映射表,并且所分配的特定补充代码指示符可以是传输组合格式指示符(TFCI)。 可以使用单个TFCI或等效物来在第一和第二基站中的每一个处指示相同或不同的补充码。
    • 10. 发明公开
    • UPLINK LOAD CONTROL INCLUDING INDIVIDUAL MEASUREMENTS
    • AUFWÄRTSSTRECKENLASTSTEUERUNGMIT INDIVIDUELLEN MESSUNGEN
    • EP2030457A2
    • 2009-03-04
    • EP07755847.6
    • 2007-04-20
    • LUCENT TECHNOLOGIES INC.
    • BACHL, Rainer, WalterMUECKENHEIM, JensSCHACHT, Mirko
    • H04Q7/00
    • A technique is disclosed for determining values of different portions of a total uplink interference, which can be used for scheduling and load control at a base station, for example. A disclosed example includes obtaining measurements from individual users and using those measurements to determine corresponding portions of a total uplink interference at the base station. One portion is associated with users that are controlled by a scheduler for that base station. Another portion is associated with users that are not controlled by that scheduler. Determining each of the portions individually and using a received total wideband power measurement allows for determining each of the major portions of the total uplink interference at a base station.
    • 公开了一种用于确定总上行链路干扰的不同部分的值的技术,其可以用于例如基站处的调度和负载控制。 所公开的示例包括从各个用户获得测量值,并使用这些测量来确定基站处的总上行链路干扰的相应部分。 一部分与由该基站的调度器控制的用户相关联。 另一部分与不由该调度程序控制的用户相关联。 单独确定每个部分并使用接收到的总宽带功率测量允许确定基站处的总上行链路干扰的主要部分中的每一个。