公开(公告)号：EP3051888B1

公开(公告)日：2018-02-21

申请号：EP15199242.7

申请日：2015-12-10

申请人： FUJITSU LIMITED

发明人： MIBU, Ryo ,  SAKURAI, Katsumi ,  TAKAHASHI, Yuji ,  IWAO, Tadashige

IPC分类号： H04W76/04 ,  H04W72/04 ,  H04W56/00 ,  H04W52/02

CPC分类号： H04W56/0015 ,  H04W52/0225 ,  H04W72/0446 ,  H04W76/28 ,  Y02D70/00

摘要： A transmission apparatus includes a transmission unit that transmits, to a reception apparatus performing intermittent reception, a frame in which a subframe is repeated at intervals each being shorter than an interval for the intermittent reception, the subframe containing at least a preamble, a synchronization word, and data for the reception apparatus.

公开(公告)号：EP3051888A1

公开(公告)日：2016-08-03

申请号：EP15199242.7

申请日：2015-12-10

申请人： FUJITSU LIMITED

发明人： MIBU, Ryo ,  SAKURAI, Katsumi ,  TAKAHASHI, Yuji ,  IWAO, Tadashige

IPC分类号： H04W52/02

CPC分类号： H04W56/0015 ,  H04W52/0225 ,  H04W72/0446 ,  H04W76/28 ,  Y02D70/00

摘要： A transmission apparatus includes a transmission unit that transmits, to a reception apparatus performing intermittent reception, a frame in which a subframe is repeated at intervals each being shorter than an interval for the intermittent reception, the subframe containing at least a preamble, a synchronization word, and data for the reception apparatus.

摘要翻译： 发送装置包括发送单元，该发送单元向间歇接收的接收装置发送其间以比间歇接收的间隔短的间隔重复子帧的帧，该子帧至少包含前导码，同步字 和接收设备的数据。

公开(公告)号：EP3070866A1

公开(公告)日：2016-09-21

申请号：EP16160106.7

申请日：2016-03-14

申请人： FUJITSU LIMITED

发明人： SAKURAI, Katsumi ,  TAKAHASHI, Yuji ,  HIGASHINAKAGAWA, Takashi ,  IWAO, Tadashige ,  KAWAIDA, Yasuyuki

IPC分类号： H04L1/00 ,  H04W74/08 ,  H04L12/805

CPC分类号： H04W72/0406 ,  H04L1/08 ,  H04L1/14 ,  H04L1/1854 ,  H04L1/1864 ,  H04L1/1887 ,  H04L1/1896 ,  H04L47/36

摘要： A communication system includes a first communication apparatus that transmits a transmission notice of data and thereafter transmits the data, and a second communication apparatus that transmits a negative acknowledgement signal to the first communication apparatus when receiving the transmission notice and thereafter failing to detect data transmission corresponding to the transmission notice, wherein the first communication apparatus performs a retransmission process of the data when receiving the negative acknowledgement signal.

摘要翻译： 通信系统包括：发送数据的发送通知，然后发送数据的第一通信装置;以及第二通信装置，其在接收到发送通知时向第一通信装置发送否定的确认信号，之后不能检测对应的数据发送 所述第一通信装置在接收到所述否定确认信号时进行所述数据的重发处理。