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    • 53. 发明申请
    • SYSTEM AND METHOD FOR FAST DYNAMIC LINK ADAPTATION
    • 用于快速动态链路适配的系统和方法
    • WO2003041317A1
    • 2003-05-15
    • PCT/US2002/033587
    • 2002-10-18
    • INTERDIGITAL TECHNOLOGY CORPORATION
    • TERRY, Stephen, E.DICK, Stephen, G.DIFAZIO, Robert, A.LEVY, Joseph, S.
    • H04J3/16
    • H04W52/30H04W52/223H04W52/262H04W52/367H04W52/50
    • The present invention discloses a method and system for enabling efficient reduction of TFCs in the TFCS to achieve desired transmission, while remaining within desired power and data requirements. Upon the UE transmission power requirement exceeding the maximum or allowable transmission power the MAC shall be informed for subsequent TFC selection of all TFCs that currently exceed .this limit. The UE will then chose the TFC with the next lower transmission power requirement and the sequence will continue until an acceptable TFC is determined. The present invention also enables the replacement of the TFCs in the TFCS and advanced determination of non-supported TFCs. The TFCs that require transmission power greater then the maximum or allowed UE transmission power shall be determined continuously in every TTI, not just in TTIs where the maximum power has been exceeded.
    • 本发明公开了一种能够有效地降低TFCS中的TFC以实现期望的传输,同时保持在期望的功率和数据要求内的方法和系统。 在UE发射功率要求超过最大或允许的发射功率时,MAC将被通知用于当前超过该限制的所有TFC的后续TFC选择。 然后,UE将选择具有下一个较低传输功率要求的TFC,并且该序列将继续,直到确定可接受的TFC为止。 本发明还能够在TFC中更换TFCS并且进一步确定不支持的TFC。 要求传输功率大于最大或允许的UE传输功率的TFC应在每个TTI中连续地确定,而不仅仅是在超过最大功率的TTI中。
    • 54. 发明申请
    • POWER CONTROL FOR COMMUNICATIONS SYSTEMS UTILIZING HIGH SPEED SHARED CHANNELS
    • 使用高速共享通道的通信系统的功率控制
    • WO2004036809A2
    • 2004-04-29
    • PCT/US2003/032715
    • 2003-10-16
    • INTERDIGITAL TECHNOLOGY CORPORATION
    • DICK, Stephen, G.RUDOLF, Marian
    • H04L
    • H04W52/54H04L1/1607H04L5/0055H04W52/0238H04W52/0245H04W52/08H04W52/10H04W52/12H04W52/146H04W52/16H04W52/221H04W52/241H04W52/265H04W52/267H04W52/325H04W72/0406Y02D70/1222Y02D70/1224Y02D70/1242Y02D70/1244Y02D70/22
    • A system, components and methods provide controlled transmitter power in a wireless communication system in which both dedicated and shared channels are utilized. A network unit preferably has a receiver for receiving UL user data from WTRUs on UL DCHs and at least one UL SCH and a processor for computing target metrics for UL DCHs based on the reception of signals transmitted by a WTRU on an UL DCH associated with an UL SCH usable by the WTRU. A shared channel target metric generator is provided that is configured to output a respective UL SCH target metric derived from each computed UL DCH target metric. Each WTRU preferably has a processor which is configured to compute UL DCH power adjustments for an UL DCH associated with an UL SCH as a function of UL DCH target metrics computed by the network unit based on the reception of signals transmitted by the WTRU on the UL DCH and UL SCH power adjustments for the associated UL SCH as a function of the respective UL SCH target metrics output from the shared channel target metric generator. Preferably, the target metrics are target signal to interference ratios (SIRs).
    • 系统,组件和方法在利用专用和共享信道的无线通信系统中提供受控的发射机功率。 网络单元优选地具有接收器,用于从UL DCH上的WTRU接收UL用户数据,以及至少一个UL SCH和用于根据WTRU在与UL DCH相关联的UL DCH上发送的信号的接收来计算UL DCH的目标度量的处理器 UL SCH可用的UL SCH。 提供共享信道目标度量发生器,其被配置为输出从每个计算的UL DCH目标度量导出的相应UL SCH目标度量。 每个WTRU优选地具有处理器,其被配置为基于由WTRU在UL上发送的信号的接收来计算由网络单元计算的UL DCH目标度量的函数,来计算与UL SCH相关联的UL DCH的UL DCH功率调整 作为从共享信道目标度量发生器输出的相应UL SCH目标度量的函数的关联UL SCH的DCH和UL SCH功率调整。 优选地,目标度量是目标信号与干扰比(SIR)。
    • 56. 发明申请
    • METHOD AND APPARATUS FOR REDUCING TRANSMISSION ERRORS IN A THIRD GENERATION CELLULAR SYSTEM
    • 用于在第三代蜂窝系统中降低传输误差的方法和装置
    • WO2003096298A1
    • 2003-11-20
    • PCT/US2003/014188
    • 2003-05-07
    • INTERDIGITAL TECHNOLOGY CORPORATION
    • CHAO, Yi-JuDICK, Stephen, G.MILLER, James, M.
    • G08C25/02
    • H04L1/0026H04L1/1671H04L1/1812H04L2001/125
    • A wireless communication method system for detecting and correcting transmission errors. The system includes at least one Wireless Transmit/Receive Unit (WTRU) in communication with a Node B. At step 405 the Node B sends a transmission signal (including a protocol data unit (PDU)) to the WTRU. The WTRU generates a Revert Message having a first field and a second field to indicate whether the transmission signal was successfully received at the WTRU. The WTRU transmits the Revert Message to the Node B. The Node B receives the first field (step 410) and the second field (step 420) and determines the contents (steps 415 and 425). The Node B compares the contents of the first field to the contents of the second field (step 430). The Node B resends the transmission signal to the WTRU if the contents of the first and second fields are not logically consistent (step 450).
    • 一种用于检测和校正传输错误的无线通信方法系统。 该系统包括与节点B通信的至少一个无线发射/接收单元(WTRU)。在步骤405,节点B向WTRU发送传输信号(包括协议数据单元(PDU))。 WTRU产生具有第一场和第二场的还原消息,以指示在WTRU处成功接收到发射信号。 WTRU向节点B发送还原消息。节点B接收第一字段(步骤410)和第二字段(步骤420)并确定内容(步骤415和425)。 节点B将第一字段的内容与第二字段的内容进行比较(步骤430)。 如果第一和第二字段的内容在逻辑上不一致,则节点B将发送信号重新发送到WTRU(步骤450)。