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    • 2. 发明申请
    • COMMUNICATION DEVICE
    • 通信设备
    • US20100254497A1
    • 2010-10-07
    • US12752797
    • 2010-04-01
    • Shimpei TOYasuhiro HAMAGUCHIHideo NANBASeiichi SAMPEIHiroshi HARADAMasafumi MORIYAMA
    • Shimpei TOYasuhiro HAMAGUCHIHideo NANBASeiichi SAMPEIHiroshi HARADAMasafumi MORIYAMA
    • H04B1/10
    • H04L27/2602H04B7/061H04B7/084H04J13/18H04L5/0023H04L5/0044H04L5/0094H04L25/0204H04L25/0224H04L27/261H04L27/2647
    • Improving the accuracy of estimation of channel responses in receiving signals from a plurality of antennas is disclosed. A transmitting device of a base station includes a preamble A generating unit 010, a preamble B generating unit 011, phase rotating units 012 and 013, multiplexing units 014 and 015, an forward error correction coding unit 016, an S/P converting unit 017, a mapping unit 018, a changeover switch 019, IDFT (or IFFT) units 020 and 026, P/S converting units 021 and 027, GI (Guard Interval) inserting units 022 and 028, D/A converting units 023 and 029, radio transmitting units 024 and 030 and antenna units 025 and 031. In the preamble A generating unit 010 and the preamble B generating unit 011, a preamble A and a preamble B (see the packet format in FIG. 1) are generated, respectively. The preamble A is outputted to the multiplexing units 014 and 015, while the preamble B is outputted to the phase rotating units 012 and 013. The phase rotating units 012 and 013 to which the preamble B has been inputted give continuous phase rotation to subcarriers of the preamble B. In the transmitting device of the base station according to this embodiment, the phase rotating unit 012 does not give phase rotation, but only the phase rotating unit 013 gives phase rotation to the preamble B.
    • 公开了在从多个天线接收信号时提高信道响应的估计精度。 基站的发送装置包括前导码A生成部010,前导码B生成部011,相位旋转部012,003,复用部014,015,前向纠错编码部016,S / P转换部017 ,映射单元018,切换开关019,IDFT(或IFFT)单元020和026,P / S转换单元021和027,GI(保护间隔)插入单元022和028,D / A转换单元023和029, 无线电发送单元024和030以及天线单元025和031.在前导码A生成单元010和前导码B生成单元011中,分别生成前导码A和前导码B(参见图1中的分组格式)。 前导码A被输出到多路复用单元014和015,同时前同步码B被输出到相位旋转单元012和013.前导码B已被输入的相位旋转单元012和013给予连续的相位旋转, 前导码B.在本实施方式的基站的发送装置中,相位旋转单元012不给出相位旋转,只有相位旋转单元013向前同步码B提供相位旋转。
    • 4. 发明授权
    • Communication device
    • 通讯设备
    • US08270514B2
    • 2012-09-18
    • US11795309
    • 2006-01-16
    • Shimpei ToYasuhiro HamaguchiHideo NanbaSeiichi SampeiHiroshi HaradaMasafumi Moriyama
    • Shimpei ToYasuhiro HamaguchiHideo NanbaSeiichi SampeiHiroshi HaradaMasafumi Moriyama
    • H04B7/02H04L27/28
    • H04L27/2602H04B7/061H04B7/084H04J13/18H04L5/0023H04L5/0044H04L5/0094H04L25/0204H04L25/0224H04L27/261H04L27/2647
    • Improving the accuracy of estimation of channel responses in receiving signals from a plurality of antennas is disclosed. A transmitting device of a base station includes a preamble A generating unit 010, a preamble B generating unit 011, phase rotating units 012 and 013, multiplexing units 014 and 015, an forward error correction coding unit 016, an S/P converting unit 017, a mapping unit 018, a changeover switch 019, IDFT (or IFFT) units 020 and 026, P/S converting units 021 and 027, GI (Guard Interval) inserting units 022 and 028, D/A converting units 023 and 029, radio transmitting units 024 and 030 and antenna units 025 and 031. In the preamble A generating unit 010 and the preamble B generating unit 011, a preamble A and a preamble B (see the packet format in FIG. 1) are generated, respectively. The preamble A is outputted to the multiplexing units 014 and 015, while the preamble B is outputted to the phase rotating units 012 and 013. The phase rotating units 012 and 013 to which the preamble B has been inputted give continuous phase rotation to subcarriers of the preamble B. In the transmitting device of the base station according to this embodiment, the phase rotating unit 012 does not give phase rotation, but only the phase rotating unit 013 gives phase rotation to the preamble B.
    • 公开了在从多个天线接收信号时提高信道响应的估计精度。 基站的发送装置包括前导码A生成部010,前导码B生成部011,相位旋转部012,003,复用部014,015,前向纠错编码部016,S / P转换部017 ,映射单元018,切换开关019,IDFT(或IFFT)单元020和026,P / S转换单元021和027,GI(保护间隔)插入单元022和028,D / A转换单元023和029, 无线电发送单元024和030以及天线单元025和031.在前导码A生成单元010和前导码B生成单元011中,分别生成前导码A和前导码B(参见图1中的分组格式)。 前导码A被输出到多路复用单元014和015,同时前同步码B被输出到相位旋转单元012和013.前导码B已被输入的相位旋转单元012和013给予连续的相位旋转, 前导码B.在本实施方式的基站的发送装置中,相位旋转单元012不给出相位旋转,只有相位旋转单元013向前同步码B提供相位旋转。
    • 5. 发明授权
    • Radio communication apparatus and radio communication method
    • 无线电通信装置和无线电通信方法
    • US07154860B1
    • 2006-12-26
    • US10069186
    • 2000-11-24
    • Hideo Nanba
    • Hideo Nanba
    • H04L12/28
    • H04W40/246H04L45/028H04W8/24H04W28/06H04W40/248H04W48/16
    • A radio communication apparatus and a radio communication apparatus can reduce a communication bandwidth required to manage topology maps, can control transmission and reception timings of information for managing the topology maps, and can prevent the information from being broken by collision. The radio communication apparatus includes means (14) for requesting topology map data which is bit field data formed on the basis of a communication state between the terminals and the constituent terminal list and which indicates the communication state between the terminals at the present viewed from the corresponding terminal from the designated terminal, means (3) receiving the request of the topology map data, means (10) for deciding whether the request of the topology map data is for its own terminal or not, means (13) for, when the request of the topology map data is for its own terminal, transmitting the topology map data viewed from its own terminal, and means (11) for, when the request of the topology map data is not for its own terminal, receiving topology map data transmitted from another terminal from which topology map data is requested to reflect the topology map data on the communication state between the terminals stored in its own terminal.
    • 无线电通信装置和无线电通信装置可以减少管理拓扑图所需的通信带宽,可以控制用于管理拓扑图的信息的发送和接收定时,并且可以防止信息被冲突破坏。 无线电通信装置包括用于请求拓扑映射数据的装置(14),该拓扑映射数据是基于终端和组成终端列表之间的通信状态形成的位字段数据,并且指示当前从终端看到的终端之间的通信状态 来自指定终端的对应终端,接收拓扑图数据的请求的装置(3),用于判定拓扑图数据的请求是否为自己的终端的装置(10),用于当 拓扑图数据的请求是针对其本身的终端,发送从其自己的终端观看的拓扑图数据,以及当拓扑图数据的请求不是针对其本身的终端时,接收到发送的拓扑图数据的装置(11) 从其中请求拓扑图数据的另一终端反映存储在其自己的终端中的终端之间的通信状态的拓扑图数据。
    • 7. 发明授权
    • Communication device
    • 通讯设备
    • US08514962B2
    • 2013-08-20
    • US12752797
    • 2010-04-01
    • Shimpei ToYasuhiro HamaguchiHideo NanbaSeiichi SampeiHiroshi HaradaMasafumi Moriyama
    • Shimpei ToYasuhiro HamaguchiHideo NanbaSeiichi SampeiHiroshi HaradaMasafumi Moriyama
    • H04B7/02H04L1/02
    • H04L27/2602H04B7/061H04B7/084H04J13/18H04L5/0023H04L5/0044H04L5/0094H04L25/0204H04L25/0224H04L27/261H04L27/2647
    • Improving the accuracy of estimation of channel responses in receiving signals from a plurality of antennas is disclosed. A transmitting device of a base station includes a preamble A generating unit 010, a preamble B generating unit 011, phase rotating units 012 and 013, multiplexing units 014 and 015, an forward error correction coding unit 016, an S/P converting unit 017, a mapping unit 018, a changeover switch 019, IDFT (or IFFT) units 020 and 026, P/S converting units 021 and 027, GI (Guard Interval) inserting units 022 and 028, D/A converting units 023 and 029, radio transmitting units 024 and 030 and antenna units 025 and 031. In the preamble A generating unit 010 and the preamble B generating unit 011, a preamble A and a preamble B (see the packet format in FIG. 1) are generated, respectively. The preamble A is outputted to the multiplexing units 014 and 015, while the preamble B is outputted to the phase rotating units 012 and 013. The phase rotating units 012 and 013 to which the preamble B has been inputted give continuous phase rotation to subcarriers of the preamble B. In the transmitting device of the base station according to this embodiment, the phase rotating unit 012 does not give phase rotation, but only the phase rotating unit 013 gives phase rotation to the preamble B.
    • 公开了在从多个天线接收信号时提高信道响应的估计精度。 基站的发送装置包括前导码A生成部010,前导码B生成部011,相位旋转部012,003,复用部014,015,前向纠错编码部016,S / P转换部017 ,映射单元018,切换开关019,IDFT(或IFFT)单元020和026,P / S转换单元021和027,GI(保护间隔)插入单元022和028,D / A转换单元023和029, 无线电发送单元024和030以及天线单元025和031.在前导码A生成单元010和前导码B生成单元011中,分别生成前导码A和前导码B(参见图1中的分组格式)。 前导码A被输出到多路复用单元014和015,同时前同步码B被输出到相位旋转单元012和013.前导码B已被输入的相位旋转单元012和013给予连续的相位旋转, 前导码B.在本实施方式的基站的发送装置中,相位旋转单元012不给出相位旋转,只有相位旋转单元013向前同步码B提供相位旋转。
    • 8. 发明申请
    • COMMUNICATION DEVICE
    • 通信设备
    • US20130070867A1
    • 2013-03-21
    • US13669383
    • 2012-11-05
    • Shimpei ToYasuhiro HamaguchiHideo NanbaSeiichi SampeiHiroshi HaradaMasafumi Moriyama
    • Shimpei ToYasuhiro HamaguchiHideo NanbaSeiichi SampeiHiroshi HaradaMasafumi Moriyama
    • H04B7/02H04L27/28
    • H04L27/2602H04B7/061H04B7/084H04J13/18H04L5/0023H04L5/0044H04L5/0094H04L25/0204H04L25/0224H04L27/261H04L27/2647
    • Improving the accuracy of estimation of channel responses in receiving signals from a plurality of antennas is disclosed. A transmitting device of a base station includes a preamble A generating unit 010, a preamble B generating unit 011, phase rotating units 012 and 013, multiplexing units 014 and 015, an forward error correction coding unit 016, an S/P converting unit 017, a mapping unit 018, a changeover switch 019, IDFT (or IFFT) units 020 and 026, P/S converting units 021 and 027, GI (Guard Interval) inserting units 022 and 028, D/A converting units 023 and 029, radio transmitting units 024 and 030 and antenna units 025 and 031. In the preamble A generating unit 010 and the preamble B generating unit 011, a preamble A and a preamble B (see the packet format in FIG. 1) are generated, respectively. The preamble A is outputted to the multiplexing units 014 and 015, while the preamble B is outputted to the phase rotating units 012 and 013. The phase rotating units 012 and 013 to which the preamble B has been inputted give continuous phase rotation to subcarriers of the preamble B. In the transmitting device of the base station according to this embodiment, the phase rotating unit 012 does not give phase rotation, but only the phase rotating unit 013 gives phase rotation to the preamble B.
    • 公开了在从多个天线接收信号时提高信道响应的估计精度。 基站的发送装置包括前导码A生成部010,前导码B生成部011,相位旋转部012,003,复用部014,015,前向纠错编码部016,S / P转换部017 ,映射单元018,切换开关019,IDFT(或IFFT)单元020和026,P / S转换单元021和027,GI(保护间隔)插入单元022和028,D / A转换单元023和029, 无线电发送单元024和030以及天线单元025和031.在前导码A生成单元010和前导码B生成单元011中,分别生成前导码A和前导码B(参见图1中的分组格式)。 前导码A被输出到多路复用单元014和015,同时前同步码B被输出到相位旋转单元012和013.前导码B已被输入的相位旋转单元012和013给予连续的相位旋转, 前导码B.在本实施方式的基站的发送装置中,相位旋转单元012不给出相位旋转,只有相位旋转单元013向前同步码B提供相位旋转。