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    • 1. 发明授权
    • Wireless communication apparatus and response control method
    • 无线通信装置和响应控制方法
    • US09276650B2
    • 2016-03-01
    • US13390359
    • 2010-08-27
    • Takaaki KishigamiIsamu Yoshii
    • Takaaki KishigamiIsamu Yoshii
    • G08C17/00H04B7/04H04W72/04H04L1/16H04L1/18H04L1/00
    • H04B7/0452H04L1/0025H04L1/1692H04L1/1861H04W72/042
    • A wireless communication apparatus and a response control method wherein in a case of applying Persistent Allocation (PA) to MU-MIMO, the increase in the resources to be used in the feedback can be precluded. In a terminal, a response control unit causes, based on the type of downstream allocation control information, on an error detection result obtained by an error detecting unit and on a response rule table, a response signal to be transmitted by use of an upstream response resource designated in the downstream allocation control information. In the response rule table used in reception of a notification of MU-MIMO reallocation, respective different types of response signals are associated with a first case where there are no errors in the received downstream data of the designated resource designated in the downstream allocation control information received before that notification, a second case where the notification of MU-MIMO reallocation is successfully received and further there are no errors in the received downstream data of the designated resource, and a third case where the notification of MU-MIMO reallocation is not successfully received and further there are any errors in the received downstream data of the designated resource.
    • 一种无线通信装置和响应控制方法,其中在对MU-MIMO应用持续分配(PA)的情况下,可以排除在反馈中使用的资源的增加。 在终端中,响应控制单元根据下游分配控制信息的类型,对由错误检测单元和响应规则表获得的错误检测结果,使用上行响应发送的响应信号 在下游分配控制信息中指定的资源。 在接收到MU-MIMO重分配通知中使用的响应规则表中,各个不同类型的响应信号与在下游分配控制信息中指定的指定资源的接收下游数据中没有错误的第一种情况相关联 在该通知之前接收到第二种情况,其中MU-MIMO重新分配的通知被成功接收,并且在所接收的指定资源的下游数据中还没有错误,并且第三种情况,其中MU-MIMO重分配的通知不成功 并且进一步在指定资源的所接收的下游数据中存在任何错误。
    • 2. 发明申请
    • WIRELESS TRANSMISSION DEVICE, WIRELESS RECEIVING DEVICE, AND METHOD FOR TRANSMITTING ENCODED DATA
    • 无线传输设备,无线接收设备和传输编码数据的方法
    • US20110197106A1
    • 2011-08-11
    • US13123860
    • 2009-10-22
    • Takaaki KishigamiIsamu Yoshii
    • Takaaki KishigamiIsamu Yoshii
    • H03M13/05G06F11/10
    • H03M13/09H03M13/1102H03M13/15H03M13/1515H03M13/2906H03M13/293H03M13/356H03M13/373H03M13/6356H03M13/6362H04L1/0009H04L1/0026H04L1/0042H04L1/0053H04L1/0061H04L5/003H04L5/0053H04W4/06
    • Disclosed are a wireless transmission device, wireless receiving device, and method for transmitting encoded data with which power consumption can be reduced at the receiving end in accordance with reception conditions, while resource-saving is maintained by employing an erasure correcting code (ECC). In a wireless communication device (100), an erasure correction encoding unit (110) performs erasure correction encoding (ECC) of the transmission data and an error correction encoding unit (145) performs encoding, using an error correction encoding system other than the erasure correction encoding, of other copied transmission data from the transmission data and the ECC parity bits obtained by the erasure correction encoding unit (110), respectively independently, and a transmission unit (165) in the error correction encoding unit (145) transmits as information bits only systematic bits obtained from the other transmission data and, in the error correction encoding unit (145), transmits as parity bits the encoding results obtained from the other transmission data and. ECC parity bits.
    • 公开了一种无线传输装置,无线接收装置和方法,用于根据接收条件发送在接收端能够降低功耗的编码数据,同时通过采用擦除校正码(ECC)来维护资源节省。 在无线通信装置(100)中,消失校正编码单元(110)进行发送数据的消失校正编码(ECC),误差校正编码单元(145)使用除了擦除以外的纠错编码系统进行编码 分别独立地对来自发送数据的其他复制发送数据和由纠错编码单元(110)获得的ECC奇偶校验位进行校正编码,并且纠错编码单元(145)中的发送单元(165)作为信息发送 只有从其他传输数据获得的系统位,并且在纠错编码单元(145)中,作为奇偶校验位发送从其他传输数据获得的编码结果。 ECC奇偶校验位。
    • 3. 发明授权
    • Wireless communication device and wireless communication method
    • 无线通信设备和无线通信方式
    • US08842588B2
    • 2014-09-23
    • US13521859
    • 2011-01-26
    • Takaaki KishigamiIsamu Yoshii
    • Takaaki KishigamiIsamu Yoshii
    • H04B7/00H04L1/00
    • H04L1/0071H04L1/007
    • A high error correction capability is kept while reducing a processing delay in application of the ECC in a multi-radio. A wireless communication device for performing data transmission by using a plurality of radio systems RAT1 and RAT2 includes, in a GLL 100 that absorbs a difference in physical layer and MAC layer among RATs, an encoder 301 that encodes transmission data, a multiplexer 302 that distributes encoded data in correspondence with the RAT1 and the RAT2, interleavers 303 and 304 that interleave a plurality of coded data that has been encoded and multiplexed, and a resource controller 305 that sets an interleaving size for each interleaving processing in the interleavers 303 and 304 based on a transmission delay difference between the RAT1 and the RAT2.
    • 保持高纠错能力,同时减少在多无线电中应用ECC的处理延迟。 用于通过使用多个无线电系统RAT1和RAT2执行数据传输的无线通信设备包括:在吸收RAT中的物理层和MAC层的差异的GLL 100中,编码传输数据的编码器301,分配 与RAT1和RAT2对应的编码数据,对交织器303和304进行交织的多个编码数据的交织器303和304以及基于交织器303和304中的每个交织处理设置交织大小的资源控制器305 关于RAT1和RAT2之间的传输延迟差异。
    • 5. 发明授权
    • Wireless communication device and wireless communication method
    • 无线通信设备和无线通信方式
    • US09106911B2
    • 2015-08-11
    • US13635531
    • 2011-03-18
    • Takaaki KishigamiDaichi ImamuraIsamu Yoshii
    • Takaaki KishigamiDaichi ImamuraIsamu Yoshii
    • H04N7/12H04N11/02H04N11/04H04N19/114H04N19/196H04N19/149
    • H04N19/114H04N19/149H04N19/196
    • When controlling transmission channel parameters and video encoding parameters so as to be linked to each other in video transmission, the video quality on the receiving side is further improved. As a parameter control unit that controls video encoding parameters regarding video encoding in a video encoding unit and transmission channel parameters regarding error correction coding and modulation in a channel coding/modulation unit so as to be linked to each other, a cross layer rate control unit is provided. The cross layer rate control unit performs variable control of the GOP size according to propagation changes by reducing the GOP size when the predicted value of the PHY transmission rate is larger than a determined reference value and increasing the GOP size when the predicted value of the PHY transmission rate is equal to or less than the determined reference value.
    • 当在视频传输中控制传输信道参数和视频编码参数以彼此链接时,接收侧的视频质量进一步提高。 作为控制视频编码单元中的视频编码的视频编码参数的参数控制单元以及与频道编码/调制单元中的纠错编码和调制相关的传输信道参数,以便彼此链接,交叉层速率控制单元 被提供。 当PHY传输速率的预测值大于所确定的参考值时,跨层速率控制单元通过减小GOP大小来根据传播变化执行GOP大小的可变控制,并且当PHY的预测值 传输速率等于或小于所确定的参考值。
    • 6. 发明申请
    • TERMINAL APPARATUS, BASE STATION APPARATUS, FEEDBACK METHOD AND RETRANSMISSION CONTROL METHOD
    • 终端设备,基站设备,反馈方法和恢复控制方法
    • US20120099555A1
    • 2012-04-26
    • US13380354
    • 2010-07-09
    • Isamu YoshiiTakaaki KishigamiKenichi Kuri
    • Isamu YoshiiTakaaki KishigamiKenichi Kuri
    • H04W72/04
    • H04W74/0841H04L1/0027H04L1/1854H04L1/1861H04W24/00H04W72/04H04W72/042
    • Disclosed are a terminal apparatus and a base station apparatus wherein the collision of the response signals of a plurality of terminals can be avoided. A response control unit (207) performs a control such that a data response resource, which is notified by downstream assignment control information, is used to transmit an ACK/NACK responsive to a downstream data error detection result. When a PA determining unit (204) determines that PA has terminated, the response control unit (207) performs a control such that the same resource as the data response resource is used to transmit an ACK as a response signal responsive to the downstream assignment control information. When having received the ACK responsive to the downstream assignment control information at the termination of PA, a retransmission control unit (106) determines that the termination of PA has completed. When having received a NACK responsive to the downstream data at the termination of PA, the retransmission control unit (106) determines that the resource assignment termination has been overlooked. When having determined that the termination of PA has been overlooked, the retransmission control unit (106) performs a control such that the downstream assignment control information transmitted at the termination of PA is retransmitted.
    • 公开了可以避免多个终端的响应信号的冲突的终端装置和基站装置。 响应控制单元(207)执行控制,使得由下行分配控制信息通知的数据响应资源被用于响应于下游数据错误检测结果发送ACK / NACK。 当PA确定单元(204)确定PA已经终止时,响应控制单元(207)执行控制,使得与数据响应资源相同的资源被用于响应于下游分配控制来发送ACK作为响应信号 信息。 当在PA终止时响应于下行分配控制信息接收到ACK时,重传控制单元(106)确定PA的终止已经完成。 当在PA终止时已经接收到响应于下游数据的NACK时,重传控制单元(106)确定资源分配终止被忽略。 当确定PA的终止已经被忽略时,重传控制单元(106)执行控制,使得在终止PA发送的下行分配控制信息被重传。
    • 7. 发明申请
    • WIRELESS TRANSMISSION APPARATUS, WIRELESS RECEPTION APPARATUS, TRANSMISSION DATA FORMATION METHOD, AND DATA RECEPTION METHOD
    • 无线传输装置,无线接收装置,传输数据形成方法和数据接收方法
    • US20110296275A1
    • 2011-12-01
    • US13146606
    • 2010-01-29
    • Takaaki KishigamiIsamu Yoshii
    • Takaaki KishigamiIsamu Yoshii
    • H03M13/29G06F11/10
    • H04L1/0009H04L1/0003H04L1/0025H04L1/0026H04L1/1671H04L1/1812
    • A wireless reception apparatus (200) for a wireless communication system which transmits, between an MBS transmission apparatus and MBS reception apparatus, multiple transport blocks (TB) coded by error correction coding at the physical layer or at both the physical layer and the data link layer. In the wireless reception apparatus (200), a feedback condition judgment unit (208) transmits feedback information to the MBS transmission apparatus when a reception judgment unit (206) detects errors in L or more TBs out of an N-number of TBs (N is a natural number while L is a natural number less than N) that constitute the beginning portion of any MAC FEC blocks where the beginning TB has been identified. In the wireless communication apparatus (100), the link adaptation unit (114), based on the feedback information from the wireless communication apparatus (200), adjusts the physical layer transmission parameters used for the TBs in the physical layer processing unit.
    • 一种用于无线通信系统的无线接收装置(200),其在MBS发送装置与MBS接收装置之间发送通过物理层或物理层和数据链路两者的纠错编码编码的多个传输块(TB) 层。 在无线接收装置(200)中,当接收判断单元(206)检测到N个TB(N)中的L个以上TB的错误时,反馈条件判定单元(208)向MBS发送装置发送反馈信息 是自然数,而L是小于N的自然数),其构成了已经识别开始TB的任何MAC FEC块的开始部分。 在无线通信装置(100)中,基于来自无线通信装置(200)的反馈信息,链路自适应单元(114)调整物理层处理单元中用于TB的物理层传输参数。
    • 9. 发明申请
    • WIRELESS COMMUNICATION DEVICE AND WIRELESS COMMUNICATION METHOD
    • 无线通信设备和无线通信方法
    • US20110161772A1
    • 2011-06-30
    • US13060634
    • 2009-09-01
    • Isamu YoshiiKenichi KuriTakaaki Kishigami
    • Isamu YoshiiKenichi KuriTakaaki Kishigami
    • H03M13/05G06F11/10
    • H03M13/1102H03M13/255H03M13/6306H04L1/0057H04L1/1819H04L1/1893
    • Disclosed is a wireless communication device capable of always obtaining the optimum error rate characteristic and of keeping the number of retransmissions to a minimum for IR-based HARQ which uses LDPC encoding in the error correction encoding. With the device, an RV control unit (102) controls the system check bit transmission sequence such that all of the system check bits included in an LDPC code word are transmitted with the first transmission in sequence from the smallest column weight of a check matrix, and controls the transmission sequence of multiple RVs such that multiple RVs comprising only system check bits are transmitted in sequence from the smallest column weight when an RV is transmitted additionally after all of the parity bits included in an LDPC code word have been transmitted. In addition, a modulation unit (103) maps a symbol, composed of system check bits belonging to each of the multiple RVs and the transmission sequences of which are controlled by the RV control unit (102), to a signal point which differs from the signal point to which was mapped a symbol composed of the system check bits transmitted with the first transmission.
    • 公开了一种无线通信设备,其能够始终将纠错编码中使用LDPC编码的基于IR的HARQ获得最佳误码率特性并将重发次数保持在最小。 利用该装置,RV控制单元(102)控制系统校验位传输序列,使得包括在LDPC码字中的所有系统校验位按照从校验矩阵的最小列权重开始的第一次传输, 并且控制多个RV的发送序列,使得仅在发送了包括在LDPC码字中的所有奇偶校验位之后,另外发送RV时,从最小列权重开始,依次发送仅包括系统校验位的多个RV。 此外,调制单元(103)将属于多个RV中的每一个的系统校验位和由RV控制单元(102)控制的发送序列组成的符号映射到不同于 信号点被映射到由第一传输发送的系统校验位组成的符号。