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    • 3. 发明授权
    • Radio communication apparatus, radio communication method and program storage medium
    • 无线电通信装置,无线电通信方法和程序存储介质
    • US08130868B2
    • 2012-03-06
    • US12338858
    • 2008-12-18
    • Tsuguhide AokiHiroki MoriYasuhiko Tanabe
    • Tsuguhide AokiHiroki MoriYasuhiko Tanabe
    • H04L27/04
    • H04B7/0615H04L5/0007H04L5/0044H04L25/03343H04L2025/03414H04L2025/03426
    • A radio communication apparatus includes: generation units generating first to mth signals; a storage storing allocation information defining that beams of different quality levels are allocated to first to mth communication apparatuses for each of first to nth subcarriers so that frequencies of respective quality levels are substantially uniform over all the subcarriers among the apparatuses; determining units determining transmission weights by which the signals are multiplied so that the beams according to the allocation information are formed for the apparatuses for each of the subcarriers; generation units performing multiplication processing by using the signals and the weights for each of the subcarriers to generate first to hth weighted signals for each of the subcarriers; transform units performing inverse Fourier transform on the weighted signals for each of the subcarriers to generate first to hth transformed signals; and transmission processing units transmitting the transformed signals via first to hth antennas.
    • 无线电通信装置包括:产生第一至第m信号的发生单元; 存储分配信息,其将不同质量级别的波束分配给第一至第m通信装置,用于第一至第N个子载波中的每一个,使得各个质量等级的频率在所述装置中的所有子载波上基本均匀; 确定单元确定信号被乘以的传输权重,使得针对每个子载波的装置形成根据分配信息的波束; 生成单元通过使用每个子载波的信号和权重来执行乘法处理,以生成每个子载波的第一至第h加权信号; 变换单元对每个子载波对加权信号执行逆傅里叶变换,以产生第一至第H个经变换的信号; 以及发送处理单元,经由第一至第H天线发送变换后的信号。
    • 4. 发明申请
    • RADIO COMMUNICATION APPARATUS, RADIO COMMUNICATION METHOD AND PROGRAM STORAGE MEDIUM
    • 无线电通信设备,无线电通信方法和程序存储介质
    • US20090168915A1
    • 2009-07-02
    • US12338858
    • 2008-12-18
    • Tsuguhide AokiHiroki MoriYasuhiko Tanabe
    • Tsuguhide AokiHiroki MoriYasuhiko Tanabe
    • H04B7/02
    • H04B7/0615H04L5/0007H04L5/0044H04L25/03343H04L2025/03414H04L2025/03426
    • A radio communication apparatus includes: generation units generating first to mth signals; a storage storing allocation information defining that beams of different quality levels are allocated to first to mth communication apparatuses for each of first to nth subcarriers so that frequencies of respective quality levels are substantially uniform over all the subcarriers among the apparatuses; determining units determining transmission weights by which the signals are multiplied so that the beams according to the allocation information are formed for the apparatuses for each of the subcarriers; generation units performing multiplication processing by using the signals and the weights for each of the subcarriers to generate first to hth weighted signals for each of the subcarriers; transform units performing inverse Fourier transform on the weighted signals for each of the subcarriers to generate first to hth transformed signals; and transmission processing units transmitting the transformed signals via first to hth antennas.
    • 无线电通信装置包括:产生第一至第m信号的发生单元; 存储分配信息,其将不同质量级别的波束分配给第一至第m通信装置,用于第一至第N个子载波中的每一个,使得各个质量等级的频率在所述装置中的所有子载波上基本均匀; 确定单元确定信号被乘以的传输权重,使得针对每个子载波的装置形成根据分配信息的波束; 生成单元通过使用每个子载波的信号和权重来执行乘法处理,以生成每个子载波的第一至第h加权信号; 变换单元对每个子载波对加权信号执行逆傅里叶变换,以产生第一至第H个经变换的信号; 以及发送处理单元,经由第一至第H天线发送变换后的信号。
    • 5. 发明授权
    • Wireless communication apparatus and method
    • 无线通信装置及方法
    • US08731488B2
    • 2014-05-20
    • US13101589
    • 2011-05-05
    • Hiroki MoriYasuhiko TanabeTsuguhide Aoki
    • Hiroki MoriYasuhiko TanabeTsuguhide Aoki
    • H03C7/02
    • H04L25/0224H04B7/0615H04J11/0023H04L25/03019H04L25/03343H04L27/2613H04L27/2614H04L2025/03426H04L2025/03783H04L2025/03808
    • According to one embodiment, a wireless communication apparatus includes a perturbation vector addition unit, a weight multiplication unit and a normalization coefficient multiplication unit. The perturbation vector addition unit is configured to add a perturbation vector only to a first data signal of a first transmission signal containing a first pilot signal and the first data signal, and obtain a second transmission signal containing a second pilot signal and a second data signal. The weight multiplication unit is configured to multiply each of the second pilot signal and the second data signal by a weight for removing interference on a reception side, and obtain a third transmission signal containing a third pilot signal and a third data signal. The normalization coefficient multiplication unit is configured to multiply each of the third pilot signal and the third data signal by a common normalization coefficient for normalizing a total transmission power.
    • 根据一个实施例,无线通信装置包括扰动向量加法单元,加权乘法单元和归一化系数乘法单元。 扰动向量加法单元被配置为仅对包含第一导频信号和第一数据信号的第一传输信号的第一数据信号添加扰动矢量,并且获得包含第二导频信号和第二数据信号的第二传输信号 。 加权乘法单元被配置为将第二导频信号和第二数据信号中的每一个乘以用于消除接收侧的干扰的权重,并且获得包含第三导频信号和第三数据信号的第三发送信号。 归一化系数乘法单元被配置为将第三导频信号和第三数据信号中的每一个乘以用于归一化总发送功率的公共归一化系数。
    • 6. 发明申请
    • WIRELESS COMMUNICATION APPARATUS AND METHOD
    • 无线通信装置和方法
    • US20110244816A1
    • 2011-10-06
    • US13101589
    • 2011-05-05
    • Hiroki MoriYasuhiko TanabeTsuguhide Aoki
    • Hiroki MoriYasuhiko TanabeTsuguhide Aoki
    • H04B1/02
    • H04L25/0224H04B7/0615H04J11/0023H04L25/03019H04L25/03343H04L27/2613H04L27/2614H04L2025/03426H04L2025/03783H04L2025/03808
    • According to one embodiment, a wireless communication apparatus includes a perturbation vector addition unit, a weight multiplication unit and a normalization coefficient multiplication unit. The perturbation vector addition unit is configured to add a perturbation vector only to a first data signal of a first transmission signal containing a first pilot signal and the first data signal, and obtain a second transmission signal containing a second pilot signal and a second data signal. The weight multiplication unit is configured to multiply each of the second pilot signal and the second data signal by a weight for removing interference on a reception side, and obtain a third transmission signal containing a third pilot signal and a third data signal. The normalization coefficient multiplication unit is configured to multiply each of the third pilot signal and the third data signal by a common normalization coefficient for normalizing a total transmission power.
    • 根据一个实施例,无线通信装置包括扰动向量加法单元,加权乘法单元和归一化系数乘法单元。 扰动向量加法单元被配置为仅对包含第一导频信号和第一数据信号的第一传输信号的第一数据信号添加扰动矢量,并且获得包含第二导频信号和第二数据信号的第二传输信号 。 加权乘法单元被配置为将第二导频信号和第二数据信号中的每一个乘以用于消除接收侧的干扰的权重,并且获得包含第三导频信号和第三数据信号的第三发送信号。 归一化系数乘法单元被配置为将第三导频信号和第三数据信号中的每一个乘以用于归一化总发送功率的公共归一化系数。
    • 8. 发明授权
    • Process unit
    • 处理单元
    • US09042776B2
    • 2015-05-26
    • US14094216
    • 2013-12-02
    • Masatoshi ShirakiHiroki Mori
    • Masatoshi ShirakiHiroki Mori
    • G03G21/18
    • G03G21/1817G03G21/1821G03G21/1825G03G21/1857G03G21/1864G03G2221/1687
    • A process unit includes a drum frame supporting a photoconductor drum and a development frame supporting a development roller. The development cartridge is swingably supported by the drum frame at a coupling joint provided at a first side of the development frame and a support portion provided at a second side of the development frame. A center of rotation of the development roller is located in a position shifted from a line segment connecting a center of rotation of the coupling joint and a center of rotation of the photoconductor drum to an upstream side with respect to a direction of rotation of the coupling joint as viewed in an axial direction of the development roller, such that the development roller is pressed against the photoconductor drum by the action of the rotatory force received by the coupling joint.
    • 处理单元包括支撑感光鼓的鼓框架和支撑显影辊的显影框架。 显影盒由设置在显影框架的第一侧处的联接接头处的鼓框架可摆动地支撑,以及设置在显影框架的第二侧的支撑部分。 显影辊的旋转中心位于从耦合接头的旋转中心和感光鼓的旋转中心相对于联接器的旋转方向的上游侧的线段偏移的位置 在显影辊的轴向观察时,通过由联接接头接受的转动力使显影辊压靠在感光鼓上。