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    • 3. 发明申请
    • Wireless communication method and apparatus for processing enhanced uplink scheduling grants
    • 用于处理增强的上行链路调度许可的无线通信方法和装置
    • US20070049309A1
    • 2007-03-01
    • US11477279
    • 2006-06-29
    • Jung-Lin PanStephen TerryGuodong ZhangPeter Wang
    • Jung-Lin PanStephen TerryGuodong ZhangPeter Wang
    • H04Q7/20H04B7/00
    • H04W72/1289H04W72/1268
    • A method and apparatus for processing enhanced uplink scheduling grants are disclosed. A wireless transmit/receive unit (WTRU) detects an absolute grant (AG) and a relative grant (RG). Once the WTRU detects an AG or a RG, a new serving grant (SG) is generated and a hybrid automatic repeat request process may be activated or deactivated depending on whether the received AG is a primary AG or a secondary AG, whether a scheduling mode is a primary AG mode or a secondary AG mode, whether an AG value is set to “INACTIVE” and whether a transmission time interval is 2 ms or 10 ms. A Node-B may send a secondary AG to the WTRU before switching from a primary AG mode to a secondary AG mode and may send the secondary AG only if there is no out-of-date secondary AG exists, which may be detected by implementing a time threshold.
    • 公开了一种用于处理增强的上行链路调度许可的方法和装置。 无线发射/接收单元(WTRU)检测绝对授权(AG)和相对授权(RG)。 一旦WTRU检测到AG或RG,则生成新的服务授权(SG),并且可以根据所接收的AG是主AG还是辅助AG来激活或去激活混合自动重传请求过程,无论是调度模式 是主AG模式还是辅助AG模式,AG值是否设置为“INACTIVE”,传输时间间隔是2ms还是10ms。 节点B可以在从主AG模式切换到辅助AG模式之前向WTRU发送辅助AG,并且只有当没有过期的次级AG存在时才能发送次级AG,这可以通过实现来检测 时间阈值。
    • 4. 发明申请
    • Method and apparatus for minimizing redundant enhanced uplink allocation requests and fault-isolating enhanced uplink transmission failures
    • 用于最小化冗余增强上行链路分配请求和故障隔离增强的上行链路传输故障的方法和装置
    • US20050243761A1
    • 2005-11-03
    • US11114390
    • 2005-04-26
    • Stephen TerryGuodong ZhangStephen Dick
    • Stephen TerryGuodong ZhangStephen Dick
    • H04B7/00H04W74/08
    • H04W72/0413H04L1/1848H04W28/06H04W72/04H04W72/042H04W72/1205H04W72/1242H04W72/1278H04W72/1289H04W74/004
    • A method and apparatus for minimizing redundant enhanced uplink (EU) allocation requests and fault-isolating EU transmission failures that occur between a wireless transmit/receive unit (WTRU) and a Node-B. The WTRU transmits an enhanced dedicated channel (E-DCH) allocation request to the Node-B over an uplink (UL) EU channel. In one embodiment, if E-DCH allocation cannot be provided within a predetermined time period, the Node-B sends an acknowledgement message to the WTRU via a downlink (DL) EU signaling channel without sending E-DCH allocation information. The request is queued in the Node-B and the WTRU refrains from transmitting the same request until after the time period expires or resources become available. In another embodiment, appropriate actions are taken to correct EU transmission failures by determining whether an E-DCH allocation request was unsuccessfully delivered via the UL EU channel or whether channel allocation information was unsuccessfully delivered via the DL EU signaling channel.
    • 一种用于最小化在无线发射/接收单元(WTRU)和节点B之间发生的冗余增强上行链路(EU)分配请求和故障隔离EU传输失败的方法和装置。 WTRU通过上行链路(UL)EU信道向节点B发送增强型专用信道(E-DCH)分配请求。 在一个实施例中,如果在预定时间段内不能提供E-DCH分配,则节点B经由下行链路(EU)信令信道向WTRU发送确认消息,而不发送E-DCH分配信息。 该请求在节点B中排队,并且WTRU禁止发送相同的请求,直到时间段到期或资源变得可用。 在另一个实施例中,通过确定E-DCH分配请求是经由UL EU信道未成功传送还是经由DL EU信令信道未成功传送的信道分配信息被采取适当的动作来校正EU传输失败。
    • 8. 发明申请
    • Uplink radio access network with uplink scheduling
    • 具有上行链路调度的上行无线接入网络
    • US20070184840A1
    • 2007-08-09
    • US11784336
    • 2007-04-06
    • Guodong ZhangStephen TerryStephen Dick
    • Guodong ZhangStephen TerryStephen Dick
    • H04Q7/20
    • H04L1/08H04L1/1812H04L1/1829H04W36/02H04W36/18
    • A radio access network comprises a serving radio network controller (S-RNC). The S-RNC receives successfully received medium access control (MAC) packet data units (PDUs), discards duplicates of MAC PDUs, reorders the non-discarded MAC PDUs based on serial numbers of the MAC PDUs and delivers the MAC PDUs to a radio link control protocol layer. A controlling radio network controller (C-RNC) provides information to Node-Bs under its control for use in scheduling uplink transmissions. A plurality of Node-Bs schedule uplink transmissions in response to the information provided by its C-RNC, transmit scheduling information to user equipments of its cells, receive MAC PDUs from user equipments of its cells using hybrid automatic repeat request and forward the successfully received MAC PDUs to an associated S-RNC.
    • 无线接入网络包括服务无线网络控制器(S-RNC)。 S-RNC接收成功接收的媒体接入控制(MAC)分组数据单元(PDU),丢弃MAC PDU的重复,基于MAC PDU的序列号重新排序未丢弃的MAC PDU,并将MAC PDU传送到无线链路 控制协议层。 控制无线电网络控制器(C-RNC)向其控制的节点B提供信息以用于调度上行链路传输。 多个节点B响应于其C-RNC提供的信息来调度上行链路传输,向其小区的用户设备发送调度信息,使用混合自动重传请求从其小区的用户设备接收MAC PDU,并转发成功接收 MAC PDU到相关联的S-RNC。
    • 9. 发明申请
    • Method and apparatus for implementing a data lifespan timer for enhanced dedicated channel transmissions
    • 用于实现用于增强的专用信道传输的数据寿命定时器的方法和装置
    • US20050249118A1
    • 2005-11-10
    • US11117579
    • 2005-04-28
    • Stephen TerryGuodong Zhang
    • Stephen TerryGuodong Zhang
    • H04L1/00H04L1/16H04L1/18H04Q7/20
    • H04L1/1883H04L1/1607H04L1/1812H04L1/1877
    • A wireless communication system, which supports enhanced dedicated channel (E-DCH) data transmissions, includes a wireless transmit/receive unit (WTRU), at least one Node-B and a radio network controller (RNC). The WTRU includes a buffer, a data lifespan timer, a data retransmission counter, a hybrid-automatic repeat request (H-ARQ) process and a controller. The timer establishes a lifespan for at least one data block stored in the buffer. If physical resources have not been allocated for a data block associated with a lifespan timer that is close to expiration, the WTRU sends an urgent channel allocation request. If physical resources have been allocated, the data block is prioritized for transmission with respect to other data blocks. The data block is discarded if the lifespan timer expires or if the WTRU receives feedback information indicating that the data block was successfully received by the Node-B.
    • 支持增强专用信道(E-DCH)数据传输的无线通信系统包括无线发射/接收单元(WTRU),至少一个节点B和无线电网络控制器(RNC)。 WTRU包括缓冲器,数据寿命定时器,数据重传计数器,混合自动重传请求(H-ARQ)处理和控制器。 定时器为存储在缓冲器中的至少一个数据块建立寿命。 如果物理资源尚未被分配给与寿命定时器相关联的数据块,该寿命定时器接近到期,则WTRU发送紧急信道分配请求。 如果已经分配了物理资源,则数据块优先于相对于其他数据块的传输。 如果寿命定时器到期或者WTRU接收到指示数据块被节点B成功接收的反馈信息,则丢弃该数据块。