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    • 23. 发明申请
    • WIRELESS COMMUNICATION METHOD AND APPARATUS FOR DETECTING AND SCHEDULING URGENT DATA
    • 用于检测和调度紧急数据的无线通信方法和设备
    • WO2007018906A3
    • 2007-05-03
    • PCT/US2006026857
    • 2006-07-11
    • INTERDIGITAL TECH CORPZHANG GUODONGTERRY STEPHEN E
    • ZHANG GUODONGTERRY STEPHEN E
    • H04L12/28
    • H04W72/1221H04L1/0003H04L1/0009H04L1/0018H04L1/1887H04L1/1893H04L47/50H04L47/564H04W72/1273
    • Urgent data is scheduled in a wireless communication system including at least one wireless transmit/receive unit (WTRU) and at least one Node-B. The WTRU includes a re-ordering release timer. The Node-B includes a buffer, a lifespan (or maximum allowed delay) timer and a high speed downlink packet access (HSDPA) scheduler. The HSDPA scheduler determines whether there is at least one protocol data unit (PDU) in the buffer whose lifespan (maximum allowed delay) timer or re-ordering release timer will expire if the PDU is not transmitted in a next N transmission timing interval (TTI), where N is a design parameter. If so, the PDU is treated as urgent data whereby a sequence of WTRUs , (i.e., users), scheduled to receive urgent data is arranged in an order of decreasing priority, and a more conservative modulation and coding scheme (MCS), multiple code transmission and a different redundancy reversion are considered for use.
    • 在包括至少一个无线发射/接收单元(WTRU)和至少一个节点B的无线通信系统中调度紧急数据。 WTRU包括重新排序释放定时器。 节点B包括缓冲器,寿命(或最大允许延迟)定时器和高速下行链路分组接入(HSDPA)调度器。 HSDPA调度器确定如果在下一个N传输定时间隔(TTI)中未发送PDU,则缓冲器中的至少一个协议数据单元(PDU)的寿命(最大允许延迟)定时器或重新排序释放定时器将到期 ),其中N是设计参数。 如果是,则将PDU视为紧急数据,由此调度接收紧急数据的WTRU(即,用户)的序列按照优先级递减的顺序排列,并且更保守的调制和编码方案(MCS),多个代码 传输和不同的冗余恢复被考虑使用。
    • 24. 发明申请
    • WIRELESS COMMUNICATION METHOD AND APPARATUS FOR SCHEDULING PRIORITIZED DATA FOR A PLURALITY OF MOBILE STATION USERS
    • 无线通信方法和装置,用于调度移动站用户多余的优先数据
    • WO2007018911A2
    • 2007-02-15
    • PCT/US2006026916
    • 2006-07-11
    • INTERDIGITAL TECH CORPZHANG GUODONGTERRY STEPHEN E
    • ZHANG GUODONGTERRY STEPHEN E
    • H04L12/66H04W72/12
    • H04W72/1231H04W72/1242
    • A wireless communication method and apparatus for scheduling data having different priorities for a plurality of wireless transmit/receive units (WTRUs), (i.e., users) is disclosed. The normalized average active throughput for each of the WTRUs is computed. Then, the normalized channel quality for each of the WTRUs is computed based on a reported channel quality indicator (CQI) and the respective normalized average active throughput. A sequence of WTRUs is arranged in an order of decreasing normalized channel quality for each data priority. As much of the data as possible is scheduled for the WTRUs in the order of decreasing normalized channel quality of WTRUs. The scheduling is performed until there are no more physical resources available. Several of the WTRUs can be scheduled in the same transmission timing interval (TTI) if there are enough physical resources.The normalized average active throughput of each WTRU is computed. The normalized channel quality of each WTRU is computed based on a channel quality indicator (CQI) and the respective normalized average active throughput. The data with the highest priority and the WTRU with the best normalized channel quality are selected. As much of the highest priority data as possible is scheduled for each WTRU. When sufficient physical resources are available, and there are no more WTRUs associated with the highest priority data, the data with the next highest priority and the WTRU with the best normalized channel quality that is not associated with the highest priority data are selected. Several WTRUs can be scheduled in the same transmission timing interval (TTI) if there are enough physical resources.
    • 公开了一种用于调度对于多个无线发射/接收单元(WTRU)(即用户)具有不同优先级的数据的无线通信方法和装置。 计算每个WTRU的归一化平均活动吞吐量。 然后,基于报告的信道质量指示符(CQI)和相应的标准化平均有效吞吐量来计算每个WTRU的归一化信道质量。 按照每个数据优先级降低归一化信道质量的顺序来布置WTRU序列。 尽可能多的数据按照WTRU的标准化信道质量降低的顺序被调度到WTRU。 执行调度,直到没有更多的物理资源可用。 如果存在足够的物理资源,则可以在相同的传输定时间隔(TTI)中调度多个WTRU。每个WTRU的归一化平均有效吞吐量被计算。 基于信道质量指示符(CQI)和相应的标准化平均有效吞吐量来计算每个WTRU的归一化信道质量。 选择具有最高优先级的数据和具有最佳归一化信道质量的WTRU。 尽可能多地为每个WTRU安排最高优先级的数据。 当有足够的物理资源可用时,并且不存在与最高优先级数据相关联的更多的WTRU,具有下一最高优先级的数据和具有与最高优先级数据不相关联的最佳标准化信道质量的WTRU被选择。 如果有足够的物理资源,则可以在相同的传输定时间隔(TTI)中调度多个WTRU。
    • 25. 发明申请
    • METHOD AND APPARATUS FOR ASSIGNING HYBRID-AUTOMATIC REPEAT REQUEST PROCESSES
    • 用于组合混合自动重复请求过程的方法和装置
    • WO2005112331A3
    • 2007-01-04
    • PCT/US2005015723
    • 2005-05-05
    • INTERDIGITAL TECH CORPTERRY STEPHEN EZHANG GUODONG
    • TERRY STEPHEN EZHANG GUODONG
    • H04L1/18G08C25/02
    • H04W72/1284H03M13/6306H04L1/08H04L1/1812H04L1/1816H04L1/1819H04L1/1877H04L1/1887H04W72/14
    • A method and apparatus for assigning automatic repeat request (ARQ)/hybrid-autoniatic repeat request (H-ARQ) processes (114) in a wireless transmit/receive unit (WTRU) (102) to support enhanced uplink (EU) data transmissions. After parameters associated with the ARQ/H-ARQ processes are configured, the WTRU assigns an ARQ/H-ARQ process for selected data. After transmitting the data, the WTRU determines whether feedback information for the data has been received. The WTRU releases the ARQ/H-ARQ process if an acknowledgement (ACK) message has been received, and retransmits the data if a non-acknowledgement (NACK) message or no feedback information has been received in a predetermined time period while incrementing a transmission counter (118) in the WTRU. When an ARQ/H-ARQ transmission limit has been reached, the WTRU may discard the data or reinitiate the transmission. An ARQ/H-ARQ process assigned for transmission of lower priority data may be preempted for transmission of higher priority data when there is no available ARQ/H-ARQ process.
    • 一种用于在无线发射/接收单元(WTRU)(102)中分配自动重复请求(ARQ)/混合自动重复请求(H-ARQ)过程(114)的方法和装置,以支持增强的上行链路(EU)数据传输。 在配置与ARQ / H-ARQ进程相关的参数后,WTRU为所选数据分配ARQ / H-ARQ进程。 在发送数据之后,WTRU确定是否已经接收到用于数据的反馈信息。 如果已经接收到确认(ACK)消息,则WTRU释放ARQ / H-ARQ过程,并且如果在预定时间段内已经接收到未确认(NACK)消息或没有反馈信息,同时递增传输,则重发数据 计数器(118)。 当达到ARQ / H-ARQ传输限制时,WTRU可以丢弃数据或重新发送传输。 当没有可用的ARQ / H-ARQ过程时,分配用于传输较低优先级数据的ARQ / H-ARQ进程可以被抢占用于传输较高优先级数据。