对比文件名称:2014-01-02_US2014003303A_发明申请_US20140003303A1 METHOD FOR TRANSMITTING_RECEIVING SIGNAL AND DEVICE THEREFOR
目标专利名称:用于FDD-TDD载波聚集的降低延迟的HARQ进程时间线的方法和装置CN105580304B
模型名称:专利创造性评估模型
| 技术特征描述以及公开性判断结果 | 对比文件原文引用 | 公开性论述 |
| 技术特征A:包括:确定针对载波聚集中的一组分量载波的配置,所述一组分量载波包括时分双工(TDD)辅分量载波(SCC)和频分双工(FDD)SCC《直接公开》 | [0098] “It is assumed that a PCC corresponds to a scheduling CC and an SCC corresponds to a scheduled CC in the following description. In addition, it is assumed that the PCC operates in FDD and the SCC operates in TDD.” <br> [0097] “A system following LTE-A considers aggregation of a plurality of CCs operating according to different duplexing schemes. For example, a DL/UL CC pair operating in FDD can be set as a DL/UL PCC pair and a CC operating in TDD can be set as an SCC for optimization of DL/UL control signaling.” | 对比文件明确公开了在载波聚合(CA)中配置一组分量载波,该组分量载波包括一个设置为FDD的PCC(主分量载波)和一个设置为TDD的SCC(辅分量载波)。这与目标专利技术特征A中描述的“一组分量载波包括时分双工(TDD)辅分量载波(SCC)和频分双工(FDD)SCC”完全一致。在对比文件中,这是其解决FDD-TDD联合操作问题的前提配置。因此,本领域技术人员能够毫无疑义地得出该技术特征,属于直接公开。 |
| 技术特征B:至少部分基于TDD SCC的每一帧的时间历时来标识FDD SCC的调度定时间隙和FDD SCC的上行链路混合自动重复请求HARQ定时间隙两者,《直接公开》 | [0124] “Specifically, the present embodiment proposes allocation of UL SF #(10N+n) of an SCC PUSCH and SF #(10N+n+m) corresponding to PCC PHICH timing with respect to UL SF #(10N+n) (Method 1-1), and UL SF #(10(N+1)+n) of the SCC PUSCH and SF #(10(N+1)+n−m) corresponding to PCC UL grant timing with respect to UL SF #(10(N+1)+n) (Method 1-2) to the same UL HARQ process (N=0, 1, . . . ). For example, a UL HARQ process for the SCC can be composed of (initial transmission) SCC PUSCH [SF #n]=>PCC PHICH [SF #(n+m)]=>PCC UL (retransmission) grant [SF #(10+n+m)]=>(retransmission) SCC PUSCH [SF #(10+n)]. Here, m can be set as 4.” | 对比文件在实施例3中详细描述了为TDD SCC配置HARQ进程的方法。其明确指出,一个HARQ进程的构成包括:在子帧n的SCC PUSCH初始传输,在子帧n+m(例如m=4)的PCC PHICH,在子帧10+n+m的PCC UL重授权,以及在子帧10+n的SCC PUSCH重传。这里,PCC UL授权定时(对应于调度定时间隙)和PCC PHICH定时(对应于上行链路HARQ定时间隙)都是基于TDD SCC的10毫秒(即10个子帧)的帧时间历时(10 SFs)来设置的,目的是为了使HARQ往返时间(RTT)调整为10ms。这直接公开了基于TDD SCC帧时间历时而确定的FDD PCC(即目标专利中的FDD SCC,概念对应)的调度和HARQ定时。因此,本领域技术人员能够直接得出该技术特征。 |
| 技术特征C:其中所述调度定时间隙包括第一下行链路控制信道传输和对应的上行链路传输之间的时间差,《直接公开》 | [0103] “It is assumed that the UL grant timing is g SF(s) for description. In this case, when the UL grant is received in SF #h, the PUSCH corresponding to the UL grant is transmitted in SF #(h+g).” <br> [0114] “In case of FDD based single CC, PHICH timing with respect to a PUSCH transmitted on a UC through SF #h can be fixed to SF #(h+m). Here, m may denote a minimum SF interval (e.g. 4 SFs or 4 ms) between PUSCH transmission and PHICH reception in response thereto.” | 对比文件明确定义了UL授权定时(UL grant timing)为授权接收子帧(#h)与对应PUSCH传输子帧(#(h+g))之间的子帧间隔g。这直接对应于技术特征C中“第一下行链路控制信道传输(即UL grant)和对应的上行链路传输(即PUSCH)之间的时间差”。同时,对比文件也定义了PHICH定时为PUSCH传输子帧(#h)与对应PHICH接收子帧(#(h+m))之间的子帧间隔m。因此,该技术特征被对比文件直接公开。 |
| 技术特征D:并且其中所述HARQ定时间隙包括所述上行链路传输和第二下行链路控制信道传输之间的时间差《直接公开》 | [0113] “The PHICH timing may refer to a timing relationship between a PUSCH and a PHICH. For example, the PHICH timing can be defined as a timing interval (unit: SF or ms, for example) between the PUSCH and the PHICH.” <br> 结合[0114]内容。 | 对比文件明确定义了PHICH定时(PHICH timing)为PUSCH传输与对应PHICH接收之间的时间间隔。PHICH是一种下行控制信道,用于承载HARQ ACK/NACK指示。因此,“上行链路传输(PUSCH)和第二下行链路控制信道传输(PHICH)之间的时间差”这一技术特征被对比文件直接公开。 |
| 技术特征E:以及至少部分基于所标识的FDD SCC的调度定时间隙和上行链路HARQ定时间隙来与节点通信使得TDD SCC中的多个帧中的每一帧的上行链路准予与对应于FDD SCC的固定的上行链路HARQ进程相关联。《隐含公开》 | [0124] “For example, a UL HARQ process for the SCC can be composed of (initial transmission) SCC PUSCH [SF #n]=>PCC PHICH [SF #(n+m)]=>PCC UL (retransmission) grant [SF #(10+n+m)]=>(retransmission) SCC PUSCH [SF #(10+n)]. Here, m can be set as 4.” <br> [0128] “The number of PUSCH HARQ processes allocated to TDD CC may be set to be equal to the number of UL SFs within 10 SFs (or ms) of Table 1.” <br> 图16及其说明。 | 对比文件实施例3及图16描述了为TDD SCC设计的特定HARQ进程结构。其中,在TDD SCC的10ms帧内,特定的上行子帧(如SF#2, #3, #7, #8)被分配给固定的HARQ进程(如进程#1, #2, #3, #4)。该进程的PHICH和UL授权都在FDD PCC上传输,且定时关系(如PHICH在PUSCH后4ms,重传授权在PHICH后6ms,重传PUSCH在重传授权后4ms)共同构成了一个10ms的RTT。这意味着,在TDD SCC的每一帧中,出现在特定位置(如SF#2)的上行链路准予(对应重传授权)总是与同一个固定的HARQ进程(如进程#1)相关联。虽然对比文件未用完全相同的话术描述“每一帧的上行链路准予与固定的上行链路HARQ进程相关联”,但根据其描述的HARQ进程分配规则(每个UL子帧对应一个固定进程)和定时关系,本领域技术人员可以毫无困难地推理出:按照此规则进行通信时,必然会导致每一帧中特定子帧的准予总是关联到同一固定HARQ进程。因此,该技术特征被隐含公开。 |
| 技术特征F:其特征在于,所述TDD SCC的每一帧的时间历时包括十(10)毫秒。《隐含公开》 | [0031] “Referring to FIG. 1, a radio frame used in 3GPP LTE(-A) has a length of 10 ms (307200Ts) and includes 10 subframes in equal size.” | 对比文件在描述3GPP LTE(-A)的TDD帧结构时,明确指出一个无线帧的长度为10毫秒。这是LTE-TDD标准的公知常识。当对比文件讨论TDD SCC的操作时,本领域技术人员必然理解其使用的是标准的10ms帧结构。因此,TDD SCC的每一帧时间历时为10毫秒这一技术特征,是本领域技术人员能够从对比文件公开的TDD操作中毫无疑义地得出的,属于隐含公开。 |
| 技术特征G:其特征在于,所述FDD SCC的调度定时间隙包括四(4)毫秒。《直接公开》 | [0104] “In case of FDD based single CC, UL grant timing with respect to a PUSCH transmitted on a UC through SF #h can be fixed to SF #(h−m). Here, m may denote a minimum SF interval (e.g. 4 SFs or 4 ms) between UL grant reception timing and PUSCH transmission timing in response thereto.” <br> [0010] “Preferably, m may be 4 and p is 2.” | 对比文件明确记载了在FDD载波上,UL授权定时(即调度定时间隙)可以是一个固定的最小子帧间隔,例如4个子帧(4毫秒)。在优选实施例中,也明确m=4。因此,FDD SCC(在对比文件情境下即FDD PCC,两者均指FDD载波)的调度定时间隙为4毫秒这一技术特征被对比文件直接公开。 |
| 技术特征H:其特征在于:FDD SCC的调度定时间隙包括上行链路准予或物理混合指示符信道(PHICH)传输和物理上行链路共享信道(PUSCH)传输之间的时间差《直接公开》 | [0103] “It is assumed that the UL grant timing is g SF(s) for description. In this case, when the UL grant is received in SF #h, the PUSCH corresponding to the UL grant is transmitted in SF #(h+g).” <br> [0117] “(1) Method 2-1: FDD PHICH timing (e.g. PCC PHICH timing) can be applied to an SCC PUSCH on a TDD CC. For example, when a PUSCH is transmitted through U (SF #n) of an SCC, a corresponding PHICH can be received through SF #(n+m) of a PCC DC.” | 对比文件明确定义了UL授权定时(UL grant timing)是UL授权接收与对应PUSCH传输之间的时间差。同时,在描述PHICH定时的Method 2-1中,也应用了FDD的PHICH定时,即PHICH传输与触发该PHICH的PUSCH传输之间的时间差(m,例如4ms)。这涵盖了技术特征H中描述的两种情况:“上行链路准予...和PUSCH传输之间的时间差”以及“PHICH传输和PUSCH传输之间的时间差”。因此,该技术特征被对比文件直接公开。 |
| 技术特征I:以及所述FDD SCC的上行链路HARQ定时间隙是所述PUSCH传输和后续PHICH传输之间的时间差。《直接公开》 | [0113] “The PHICH timing may refer to a timing relationship between a PUSCH and a PHICH. For example, the PHICH timing can be defined as a timing interval (unit: SF or ms, for example) between the PUSCH and the PHICH.” <br> [0114] “In case of FDD based single CC, PHICH timing with respect to a PUSCH transmitted on a UC through SF #h can be fixed to SF #(h+m). Here, m may denote a minimum SF interval (e.g. 4 SFs or 4 ms) between PUSCH transmission and PHICH reception in response thereto.” | 对比文件对PHICH定性的定义即为PUSCH传输和后续PHICH传输之间的时间间隔(时间差)。这完全对应于技术特征I的描述。因此,该技术特征被对比文件直接公开。 |
| 技术特征J:其特征在于,所述一组分量载波进一步包括频分双工(FDD)主单元(PCC)。《隐含公开》 | [0098] “It is assumed that a PCC corresponds to a scheduling CC and an SCC corresponds to a scheduled CC in the following description. In addition, it is assumed that the PCC operates in FDD and the SCC operates in TDD.” <br> [0097] “For example, a DL/UL CC pair operating in FDD can be set as a DL/UL PCC pair and a CC operating in TDD can be set as an SCC...” | 对比文件在描述其技术方案时,始终基于一个前提场景:一个FDD载波被设置为主分量载波(PCC),用于调度;一个TDD载波被设置为辅分量载波(SCC),被调度。因此,其所配置的一组分量载波中,必然包括一个FDD PCC。虽然其未在单一权利要求式语句中明确列出“一组分量载波包括FDD PCC、FDD SCC和TDD SCC”,但根据其整体描述,本领域技术人员可以明确且唯一地推断出,在其实施的FDD-TDD跨载波调度载波聚合中,FDD PCC是必要组成部分。因此,该技术特征被隐含公开。 |
| 技术特征K:其特征在于,所述FDD SCC是根据TDD SCC跨载波调度的。《直接公开》 | [0098] “It is assumed that a PCC corresponds to a scheduling CC and an SCC corresponds to a scheduled CC in the following description.” <br> [0097] “In this case, DL/UL transmission timing of a CC (e.g. PCC) operating in FDD is different from that of a CC operating in TDD, and thus signal transmission/reception timing may have problems during cross-CC scheduling.” <br> [0100] “While embodiments of the present invention will be described below on the assumption that two CCs (i.e. an FDD PCC and a TDD SCC) configured to different duplex are aggregated, ... a scheduling CC and a scheduled CC have different duplex modes.” | 对比文件的核心就是解决FDD PCC和TDD SCC之间跨载波调度(cross-CC scheduling)时的定时问题。其通篇描述均基于FDD PCC作为调度载波(scheduling CC),TDD SCC作为被调度载波(scheduled CC)这一跨载波调度场景。技术特征K中的“FDD SCC是根据TDD SCC跨载波调度的”在表述逻辑上与对比文件略有不同(对比文件是FDD PCC调度TDD SCC),但实质是相同的技术概念:一个FDD载波(无论是作为PCC还是SCC)对TDD SCC进行跨载波调度。考虑到目标专利权利要求中可能将作为调度者的FDD载波称为FDD SCC(例如当存在另一个FDD PCC时),而对比文件将其称为FDD PCC,但“跨载波调度”这一技术手段本身已被对比文件直接公开。从宽松的隐含公开判断标准出发,可以认为对比文件公开了使用一个FDD载波对TDD SCC进行跨载波调度,这包含了技术特征K所限定的情形。 |
| 技术特征L:其特征在于,所述TDD SCC是至少部分基于从多个下行链路-上行链路(DL/UL)配置中选择的DL/UL配置来定义的。《直接公开》 | [0033] 表1 (TABLE 1) Uplink-downlink configurations. <br> [0098] “... and UL SF timing is defined for the SCC according to UL-DL configuration (Table 1).” | 对比文件明确提供了TDD的UL-DL配置表(表1),其中列出了多种不同的DL/UL子帧分配配置(配置0-6)。并且,在描述TDD SCC的操作时,明确指出其上行链路子帧定时是根据UL-DL配置(表1)来定义的。这意味着TDD SCC的属性(其帧内哪些子帧是UL,哪些是DL)是由从多个预定义配置中选择的一个特定DL/UL配置所决定的。这与技术特征L的描述完全一致。因此,该技术特征被对比文件直接公开。 |
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