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11. 发明申请

US20090033427A1 OSCILLATOR, PLL OSCILLATOR, RADIO APPARATUS 审中-公开
标题翻译：振荡器，PLL振荡器，无线电设备
公开(公告)号：US20090033427A1
公开(公告)日：2009-02-05
申请号：US12246871
申请日：2008-10-07
申请人： Akihide Sai , Hidenori Okuni , Takafumi Yamaji
发明人： Akihide Sai , Hidenori Okuni , Takafumi Yamaji
IPC分类号： H03L7/00
CPC分类号： H03L7/0995 , H03L7/0891 , H03L7/18
摘要： An oscillator includes a plurality of oscillating units connected in parallel with each other, and a control unit which controls the number of parallel connections of the plurality of oscillating units based on an instruction signal indicating accuracy to be tolerated with respect to oscillation outputs of the oscillating units.
摘要翻译：振荡器包括彼此并联连接的多个振荡单元，以及控制单元，其基于指示信号来控制多个振荡单元的并联数量，所述指令信号指示相对于振荡器的振荡输出允许的精度单位。

12. 发明申请

US20080181334A1 RECEIVER, WIRELESS DEVICE AND METHOD FOR CANCELLING A DC OFFSET COMPONENT 失效
标题翻译：接收器，无线设备和用于取消直流偏移分量的方法
公开(公告)号：US20080181334A1
公开(公告)日：2008-07-31
申请号：US11851680
申请日：2007-09-07
申请人： Hidenori Okuni , Rui Ito , Hiroshi Yoshida
发明人： Hidenori Okuni , Rui Ito , Hiroshi Yoshida
IPC分类号： H04L25/10 , H03K5/007
CPC分类号： H04L25/06 , H03M1/1019 , H03M1/12
摘要： A receiver includes a memory for storing DC offset amounts in accordance with a DC offset component remaining in a received signal; a first DC offset component-removing unit configured so as to generate a first DC offset amount from the DC offset amounts stored in the memory and to remove the first DC offset amount from the received signal; an amplifier for amplifying a signal output from the first DC offset component-removing unit; and a second DC offset component-removing unit configured so as to generate a second DC offset amount from the DC offset amounts stored in the memory in view of a gain of the amplifier and remove the second DC offset amount from the signal amplified by the amplifier.
摘要翻译：接收机包括用于根据接收信号中剩余的DC偏移分量存储DC偏移量的存储器; 第一DC偏移分量去除单元，被配置为从存储在存储器中的DC偏移量产生第一DC偏移量，并从接收信号中去除第一DC偏移量; 放大器，用于放大从第一DC偏移分量去除单元输出的信号; 以及第二DC偏移分量去除单元，被配置为从放大器的增益的视角考虑存储在存储器中的DC偏移量产生第二DC偏移量，并且从由放大器放大的信号中去除第二DC偏移量。

13. 发明申请

US20070182493A1 OSCILLATOR, PLL OSCILLATOR, RADIO APPARATUS 失效
标题翻译：振荡器，PLL振荡器，无线电设备
公开(公告)号：US20070182493A1
公开(公告)日：2007-08-09
申请号：US11532630
申请日：2006-09-18
申请人： Akihide Sai , Hidenori Okuni , Takafumi Yamaji
发明人： Akihide Sai , Hidenori Okuni , Takafumi Yamaji
IPC分类号： H03L7/00
CPC分类号： H03L7/0995 , H03L7/0891 , H03L7/18
摘要： An oscillator includes a plurality of oscillating units connected in parallel with each other, and a control unit which controls the number of parallel connections of the plurality of oscillating units based on an instruction signal indicating accuracy to be tolerated with respect to oscillation outputs of the oscillating units.
摘要翻译：振荡器包括彼此并联连接的多个振荡单元，以及控制单元，其基于指示信号来控制多个振荡单元的并联数量，所述指令信号指示相对于振荡器的振荡输出允许的精度单位。

14. 发明申请

US20130049822A1 INTEGRATED CIRCUIT 有权
标题翻译：集成电路
公开(公告)号：US20130049822A1
公开(公告)日：2013-02-28
申请号：US13409770
申请日：2012-03-01
申请人： Hidenori OKUNI , Akihide Sai
发明人： Hidenori OKUNI , Akihide Sai
IPC分类号： H03B19/00
CPC分类号： H03L7/0891 , H03L7/18
摘要： There is provided an integrated circuit in which a reference-signal source generates a reference signal having a basic frequency, a phase locked loop includes a voltage-controlled oscillator, a first frequency divider to generate a first frequency-divided signal based on the signal by N, a phase detector, a charge pump and a loop filter, the second frequency generates a second frequency-divided signal based on the signal generated by the voltage-controlled oscillator by M, wherein a minimum absolute value of a difference between the basic frequency multiplied by “K” and a frequency of the second frequency-divided signal is equal to or less than a low cutoff frequency of a bandpass filter or equal to or higher than a high cutoff frequency of the bandpass filter, the bandpass filter being represented by a transfer function from an input of the voltage-controlled oscillator to an output of the phase locked loop.
摘要翻译：提供了一种集成电路，其中参考信号源产生具有基本频率的参考信号，锁相环包括压控振荡器，第一分频器，以基于该信号产生第一分频信号 N，相位检测器，电荷泵和环路滤波器，第二频率基于由压控振荡器产生的信号由M产生第二分频信号，其中基本频率之间的差的最小绝对值乘以K，并且第二分频信号的频率等于或小于带通滤波器的低截止频率或等于或高于带通滤波器的高截止频率，带通滤波器由转移表示从压控振荡器的输入到锁相环的输出。

15. 发明授权

US07471939B2 Multiplier and radio communication apparatus using the same 失效
标题翻译：乘法器和使用它的无线电通信装置
公开(公告)号：US07471939B2
公开(公告)日：2008-12-30
申请号：US11386658
申请日：2006-03-22
申请人： Takafumi Yamaji , Hidenori Okuni
发明人： Takafumi Yamaji , Hidenori Okuni
IPC分类号： H04B1/26
CPC分类号： H04B1/30
摘要： A multiplier includes a first input terminal which receives a modulated signal, three second input terminals which receive first, second, and third local signals respectively, the first, second, and third local signals having a phase difference of 120° from one another, a multiplication unit configured to multiply the modulated signal by each of the first, second, and third local signals, and output first, second, and third multiplied output signals, and three output terminals from which the first, second, and third multiplied output signals are derived, respectively.
摘要翻译：乘法器包括接收调制信号的第一输入端子，分别接收第一，第二和第三局部信号的三个第二输入端，第一，第二和第三局部信号彼此之间具有120°的相位差，乘法单元，被配置为将调制信号乘以第一，第二和第三本地信号中的每一个，并输出第一，第二和第三相乘的输出信号，以及三个输出端，第一，第二和第三相乘输出信号是派生。

16. 发明授权

US07449961B2 Parallel controlled connections of the plurality of ring oscillator units, PLL, radio apparatus 失效
标题翻译：多个环形振荡器单元，PLL，无线电设备的并行控制连接
公开(公告)号：US07449961B2
公开(公告)日：2008-11-11
申请号：US11532630
申请日：2006-09-18
申请人： Akihide Sai , Hidenori Okuni , Takafumi Yamaji
发明人： Akihide Sai , Hidenori Okuni , Takafumi Yamaji
IPC分类号： H03L7/00
CPC分类号： H03L7/0995 , H03L7/0891 , H03L7/18
摘要： An oscillator includes a plurality of oscillating units connected in parallel with each other, and a control unit which controls the number of parallel connections of the plurality of oscillating units based on an instruction signal indicating accuracy to be tolerated with respect to oscillation outputs of the oscillating units.
摘要翻译：振荡器包括彼此并联连接的多个振荡单元，以及控制单元，其基于指示信号来控制多个振荡单元的并联数量，所述指令信号指示相对于振荡器的振荡输出允许的精度单位。

17. 发明申请

US20070071078A1 Radio apparatus 审中-公开
标题翻译：无线电设备
公开(公告)号：US20070071078A1
公开(公告)日：2007-03-29
申请号：US11389214
申请日：2006-03-27
申请人： Hiroshi Yoshida , Yasuhiko Tanabe , Hidenori Okuni , Hiroki Shoki
发明人： Hiroshi Yoshida , Yasuhiko Tanabe , Hidenori Okuni , Hiroki Shoki
IPC分类号： H04L5/16
CPC分类号： H04W52/245 , H04B1/0028 , H04J3/0685 , H04L7/0079 , H04W52/42
摘要： A radio apparatus includes a first radio-frequency unit configured to receive a reception signal transmitted from a communication partner, and configured to transmit a transmission signal to the communication partner, a second radio-frequency unit configured to receive a reception signal transmitted from the communication partner, configured to transmit a transmission signal to the communication partner, a baseband processing unit configured to be supplied with the reception signal from each of the first and second radio-frequency units, and supply, to each of the first and second radio-frequency units, data to be transmitted to the communication partner, and the baseband processing unit configured to generate a reference signal supplied to each of the first radio-frequency unit and the second radio-frequency unit, and a digital signal supplying unit configured to supply a digital signal containing the reference signal from the baseband processing unit to each of the first and second units.
摘要翻译：无线电设备包括：第一射频单元，被配置为接收从通信对方发送的接收信号，并且被配置为向通信对方发送发送信号;第二射频单元，被配置为接收从通信发送的接收信号伙伴，被配置为向所述通信伙伴发送传输信号;基带处理单元，被配置为被提供有来自所述第一和第二射频单元中的每一个的接收信号，并且提供给所述第一和第二射频单元，要发送到通信伙伴的数据以及被配置为生成提供给第一射频单元和第二射频单元中的每一个的参考信号的基带处理单元，以及数字信号提供单元，数字信号，其包含从基带处理单元到第一和第二u中的每一个的参考信号尼特

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