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    • 32. 发明申请
    • Wireless communication system with selectively sized data transport blocks
    • 具有选择性尺寸数据传输块的无线通信系统
    • US20060140158A1
    • 2006-06-29
    • US11363809
    • 2006-02-28
    • Stephen Terry
    • Stephen Terry
    • H04B7/216
    • H04W28/06H04B7/2628H04B7/2637H04W84/042
    • A wireless transmit receive unit (WTRU) for a code division multiple access (CDMA) telecommunication system utilizes a plurality of protocol layers including a physical layer and a medium access control (MAC) layer such that the MAC layer provides data to the physical layer via plurality of transport channels (TrCHs). Each TrCH is associated with a set of logical channels. The physical layer receives blocks of data for transport such that the transport blocks (TBs) includes a MAC header and logical channel data for a selected logical channel associated with a given TrCH. Each TB has one of a selected limited finite number of TB bit sizes. The logical channel data for each TB has a bit size evenly divisible by a selected integer N greater than three (3). The MAC header for each TB has a bit size such that the MAC header bit size plus the logical channel data bit size equals one of the TB bit sizes. A fixed MAC header bit size is associated with each logical channel for a given TrCH and is selected such that each fixed MAC header bit size equals M modulo N where M is an integer greater than 0 and less than N, i.e. each MAC header for a given TrCH has a bit offset equal to M. This permits physical layer padding of each TB with a predetermined number of bits such that the same number of padding bits are used for all TBs for the same TrCH whereby the total number of bits in the padded TBs are equally divisible by N to facilitate up link and down link communications.
    • 用于码分多址(CDMA)电信系统的无线发射接收单元(WTRU)利用包括物理层和介质访问控制(MAC)层的多个协议层,使得MAC层经由 多个传输信道(TrCH)。 每个TrCH与一组逻辑信道相关联。 物理层接收用于传输的数据块,使得传输块(TB)包括用于与给定TrCH相关联的所选逻辑信道的MAC报头和逻辑信道数据。 每个TB具有选定的有限数量的TB位大小之一。 每个TB的逻辑信道数据的位大小可以被大于三(3)的选定整数N整除。 每个TB的MAC报头具有使得MAC标头位大小加上逻辑信道数据位大小等于TB位大小之一的位大小。 固定的MAC标头比特大小与给定TrCH的每个逻辑信道相关联,并且被选择为使得每个固定的MAC头比特大小等于M模N,其中M是大于0且小于N的整数,即每个MAC头为 给定TrCH具有等于M的位偏移。这允许每个TB的物理层填充具有预定数量的位,使得相同数量的填充位用于相同TrCH的所有TB,由此填充的总位数 TB可以被N等同地分类,以便于链接和下行链路通信。
    • 36. 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。
    • 40. 发明申请
    • Transport block set segmentation
    • 传输块集分割
    • US20050047346A1
    • 2005-03-03
    • US10841289
    • 2004-05-07
    • Stephen TerryAriela ZeiraNader Bolourchi
    • Stephen TerryAriela ZeiraNader Bolourchi
    • H04B7/155H04B1/707H04J3/24H04L1/00H04L1/18H04Q7/00
    • H04L1/0003H04L1/0006H04L1/0009H04L1/1819H04L1/1845H04L1/1874
    • Data of a transport block set is to be transmitted in a wireless communication system. The wireless communication system uses adaptive modulation and coding and has a physical layer hybrid automatic repeat request mechanism. Segmentation information for potential segmentation of the transport block set is provided. The transport block set is transmitted with a first specified modulation and coding scheme. The transport bock set is received and whether the received transport block set is determined to meet a specified quality. When the specified quality is not met, a repeat request is transmitted. The first specified modulation and coding set is changed to a second specified modulation and coding set. In response to the repeat request, the transmit block set is segmented into a plurality of segments supported by the second specified modulation and coding set in accordance with the provided segmentation information. The segments are transmitted and at least two of the segments are transmitted separately. The transmitted segments are received. The segmentation process may be applied more than once for a particular TBS transmission.
    • 传输块集合的数据将在无线通信系统中发送。 无线通信系统采用自适应调制编码,具有物理层混合自动重传请求机制。 提供了用于传输块集合的潜在分段的分段信息。 以第一规定的调制和编码方案发送传输块集。 接收到传输块集,以及确定接收的传输块集合是否满足指定的质量。 当不满足指定的质量时,会发送重复请求。 第一规定的调制编码组被改变为第二规定的调制编码集。 响应于重复请求,发送块集合根据所提供的分段信息被分割成由第二指定的调制和编码集支持的多个分段。 传送段,并且至少两个段被单独传送。 传送的段被接收。 对于特定的TBS传输,分段处理可以被多次应用。