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    • 35. 发明申请
    • Data Unit Sender and Data Unit Relay Device
    • 数据单元发送器和数据单元继电器
    • US20080317017A1
    • 2008-12-25
    • US11574494
    • 2004-09-07
    • Henning WiemannReiner LudwigMichael Meyer
    • Henning WiemannReiner LudwigMichael Meyer
    • H04L12/56
    • H04L1/1809H04L1/0002H04L1/0015H04L1/16H04L1/1825H04L1/1874H04L1/1883H04L2001/0097
    • New methods and devices for implementing an ARQ mechanism over a multi-hop connection (sender-relay-receiver) are proposed. A communication protocol is described in accordance with which data units are arranged in a sequence and each sent data unit is identifiable by a sequence position identifier. The sender implements a sending peer, the relay a relay peer and the receiver a receiving peer. Feedback messages are exchanged, which using said sequence position identifiers, carry information on a receipt of sent data units. The communication protocol provides for at least a first type and a second type of receipt information, the first type (RACK) of receipt information being indicative of a correct receipt of a data unit at a relay peer of said communication protocol, and the second type (ACK) of receipt information being indicative of a correct receipt of a data unit at a final destination peer of said communication protocol.
    • 提出了通过多跳连接(发送方 - 中继 - 接收机)实现ARQ机制的新方法和设备。 根据哪个数据单元按顺序排列的通信协议被描述,并且每个发送的数据单元可以通过序列位置标识符来识别。 发送方实现发送对等体,中继中继对等体和接收方接收对等体。 交换反馈消息,其使用所述序列位置标识符携带发送数据单元的接收信息。 通信协议提供至少第一类型和第二类型的接收信息,接收信息的第一类型(RACK)指示在所述通信协议的中继对等体处的数据单元的正确接收,第二类型 (ACK)指示在所述通信协议的最终目的地对等体处的数据单元的正确接收。
    • 40. 发明授权
    • Method and apparatus in a telecommunications network
    • 电信网络中的方法和装置
    • US08588845B2
    • 2013-11-19
    • US12991629
    • 2009-01-28
    • Stefan ParkvallJohan TorsnerMichael MeyerMats SågforsRobert BaldemairDavid AstelyHenning Wiemann
    • Stefan ParkvallJohan TorsnerMichael MeyerMats SågforsRobert BaldemairDavid AstelyHenning Wiemann
    • H04M1/00
    • H04L1/1635H04L5/0053H04L5/0094
    • According to the present invention, a receiving node of a telecommunications network (20) (e.g. a radio base station (22) in uplink, or a mobile terminal (24) in downlink) transmits a single acknowledgement message to a transmitting node (e.g. a mobile terminal (24) in uplink, or a radio base station (22) in downlink) in respect of signals received over a plurality of frequency-aggregated carriers (component carriers) (10) between the transmitting and receiving nodes. If all signals are decoded correctly in the receiving node, a positive acknowledgement message (ACK) is sent to the transmitting node; if not all signals are decoded correctly, a negative acknowledgement message (NACK) is sent, or no acknowledgement message is sent. In this way, a single acknowledgement message can be sent for signals received over multiple carriers. The acknowledgement message can have the same format as legacy standards (for example, as specified in Release 8 of the 3GPP specifications), providing compatibility with existing equipment. The number of messages is also reduced compared with the straightforward approach of transmitting individual acknowledgement messages per component carrier.
    • 根据本发明,电信网络(20)(例如,上行链路中的无线电基站(22)或下行链路中的移动终端(24))的接收节点向发送节点(例如, 关于在发送节点和接收节点之间的多个频率聚合载波(分量载波)(10)上接收的信号,上行链路中的移动终端(24)或下行链路中的无线电基站(22)。 如果所有信号在接收节点中被正确地解码,则肯定确认消息(ACK)被发送到发送节点; 如果不是全部信号被正确地解码,则发送否定确认消息(NACK),或者不发送确认消息。 以这种方式,可以针对在多个载波上接收的信号发送单个确认消息。 确认消息可以具有与传统标准相同的格式(例如,如3GPP规范的版本8中所规定),提供与现有设备的兼容性。 与每个分量载波发送各个确认消息的简单方法相比,消息的数量也减少了。