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1. 发明授权

US08970445B2 Radio device 有权
标题翻译：无线电设备
公开(公告)号：US08970445B2
公开(公告)日：2015-03-03
申请号：US13398098
申请日：2012-02-16
申请人： Toshiya Mitomo , Yukako Tsutsumi , Hideo Kasami
发明人： Toshiya Mitomo , Yukako Tsutsumi , Hideo Kasami
IPC分类号： H01Q1/50 , H03H7/38 , H04B1/46 , H01Q3/00 , H01Q7/00 , H01Q9/16
CPC分类号： H01Q1/50 , H01Q3/00 , H01Q7/00 , H01Q9/16
摘要： There is provided a radio device including an antenna, a first impedance converting circuit, a second impedance converting circuit and a differential output unit. The antenna has a first terminal and a second terminal to receive a signal. The first impedance converting circuit and the second impedance converting circuit have a first impedance and a second impedance, respectively. The first impedance and the second impedance each are controllable. One end of the first impedance converting circuit and one end of the second impedance converting circuit are connected to the first terminal and the second terminal of the antenna, respectively. The differential output unit is connected to the other end of the first impedance converting circuit and the other end of the second impedance converting circuit through which the signal received by the antenna is input to the differential output unit, and transform the signal into a differential signal.
摘要翻译：提供了一种无线电设备，包括天线，第一阻抗转换电路，第二阻抗转换电路和差分输出单元。天线具有接收信号的第一端子和第二端子。第一阻抗转换电路和第二阻抗转换电路分别具有第一阻抗和第二阻抗。第一阻抗和第二阻抗各自是可控的。第一阻抗转换电路的一端和第二阻抗转换电路的一端分别连接到天线的第一端子和第二端子。差分输出单元连接到第一阻抗转换电路的另一端和第二阻抗转换电路的另一端，由天线接收的信号通过该另一端输入到差分输出单元，并将该信号变换成差分信号。

2. 发明授权

US08666329B2 Radio device 失效
标题翻译：无线电设备
公开(公告)号：US08666329B2
公开(公告)日：2014-03-04
申请号：US13372208
申请日：2012-02-13
申请人： Toshiya Mitomo , Yukako Tsutsumi , Kentaro Taniguchi
发明人： Toshiya Mitomo , Yukako Tsutsumi , Kentaro Taniguchi
IPC分类号： H04B1/44
CPC分类号： H01Q3/24 , H01Q1/242
摘要： According to one embodiment, a radio device comprises a differential antenna that has a pair of differential power supply terminals, a transmitter that transmits a first signal via the differential antenna, a receiver that has a pair of differential input terminals and receives a second signal via the differential antenna, a first control unit, and a second control unit. The first control unit causes a signal conduction state between the differential antenna and the receiver when the receiver receives the second signal. The second control unit switches from a signal conduction state to a signal block state between one of the differential input terminals and one of the differential power supply terminals based on a reception state when the receiver receives the second signal.
摘要翻译：根据一个实施例，无线电设备包括具有一对差分电源端子的差分天线，经由差分天线发射第一信号的发射机，具有一对差分输入端子并经由差分天线，第一控制单元和第二控制单元。当接收器接收到第二信号时，第一控制单元在差分天线和接收器之间引起信号导通状态。当接收机接收第二信号时，第二控制单元基于接收状态，从差分输入端之一和差分电源端之一中的信号导通状态切换到信号块状态。

3. 发明申请

US20120142286A1 RADIO DEVICE 失效
标题翻译：无线电设备
公开(公告)号：US20120142286A1
公开(公告)日：2012-06-07
申请号：US13372208
申请日：2012-02-13
申请人： Toshiya Mitomo , Yukako Tsutsumi , Kentaro Taniguchi
发明人： Toshiya Mitomo , Yukako Tsutsumi , Kentaro Taniguchi
IPC分类号： H04B1/44
CPC分类号： H01Q3/24 , H01Q1/242
摘要： According to one embodiment, a radio device comprises a differential antenna that has a pair of differential power supply terminals, a transmitter that transmits a first signal via the differential antenna, a receiver that has a pair of differential input terminals and receives a second signal via the differential antenna, a first control unit, and a second control unit. The first control unit causes a signal conduction state between the differential antenna and the receiver when the receiver receives the second signal. The second control unit switches from a signal conduction state to a signal block state between one of the differential input terminals and one of the differential power supply terminals based on a reception state when the receiver receives the second signal.
摘要翻译：根据一个实施例，无线电设备包括具有一对差分电源端子的差分天线，经由差分天线发射第一信号的发射机，具有一对差分输入端子并经由差分天线，第一控制单元和第二控制单元。当接收器接收到第二信号时，第一控制单元在差分天线和接收器之间引起信号导通状态。当接收机接收第二信号时，第二控制单元基于接收状态，从差分输入端之一和差分电源端之一中的信号导通状态切换到信号块状态。

4. 发明授权

US08594593B2 Frequency converter and transmitter 失效
标题翻译：变频器和变送器
公开(公告)号：US08594593B2
公开(公告)日：2013-11-26
申请号：US12880811
申请日：2010-09-13
申请人： Hiroaki Hoshino , Toshiya Mitomo
发明人： Hiroaki Hoshino , Toshiya Mitomo
IPC分类号： H01Q11/12 , H04B1/04
CPC分类号： H03D7/1441 , H03D7/1458
摘要： A frequency converter includes a first pair of transistors including first and second transistors, a second pair of transistors including third and fourth transistors, and a variable impedance circuit. The first transistor includes source terminal being connected to positive-phase input terminal, drain terminal being connected to positive-phase output terminal, and gate terminal being supplied with positive-phase local signal. The second transistor includes source terminal being connected to positive-phase input terminal, drain terminal being connected to negative-phase output terminal, and gate terminal being supplied with negative-phase local signal. The third transistor includes source terminal being connected to negative-phase input terminal, drain terminal being connected to positive-phase output terminal, and gate terminal being supplied with negative-phase local signal. The fourth transistor includes source terminal being connected to negative-phase input terminal, drain terminal being connected to negative-phase output terminal, and gate terminal being supplied with positive-phase local signal.
摘要翻译：一种变频器包括：第一和第二晶体管的第一对晶体管，包括第三和第四晶体管的第二对晶体管和可变阻抗电路。第一晶体管包括源极端子连接到正相输入端子，漏极端子连接到正相输出端子，栅极端子被提供有正相本地信号。第二晶体管包括源极端子连接到正相输入端子，漏极端子连接到负相输出端子，栅极端子被提供负相位本地信号。第三晶体管包括源极端子连接到负相输入端子，漏极端子连接到正相输出端子，栅极端子被提供负相位本地信号。第四晶体管包括源极端子连接到负相输入端子，漏极端子连接到负相输出端子，栅极端子被提供有正相本地信号。

5. 发明授权

US08253245B2 Communication device 有权
标题翻译：通讯设备
公开(公告)号：US08253245B2
公开(公告)日：2012-08-28
申请号：US13052192
申请日：2011-03-21
申请人： Naoko Ono , Toshiya Mitomo
发明人： Naoko Ono , Toshiya Mitomo
IPC分类号： H01L23/34
CPC分类号： H01L23/48 , H01L23/49838 , H01L23/66 , H01L24/48 , H01L24/49 , H01L24/73 , H01L2223/6677 , H01L2223/6688 , H01L2224/05554 , H01L2224/16225 , H01L2224/16227 , H01L2224/32225 , H01L2224/48227 , H01L2224/49171 , H01L2224/73204 , H01L2224/73265 , H01L2924/00014 , H01L2924/10162 , H01L2924/15311 , H01Q23/00 , H01L2924/00 , H01L2924/00012 , H01L2224/0401 , H01L2224/45099 , H01L2224/45015 , H01L2924/207
摘要： A communication device according to an embodiment includes an antenna transmitting/receiving a high frequency signal, a semiconductor chip having four corners and four sides processing the high frequency signal, and a substrate on which a first wiring connected to ground, a second wiring supplying power to the semiconductor chip, a third wiring connected to a protection element or circuit of the semiconductor chip, and fourth wirings transmitting a signal from the semiconductor chip are formed by plating, and the semiconductor chip is mounted.
摘要翻译：根据实施例的通信设备包括发送/接收高频信号的天线，具有处理高频信号的四个角和四边的半导体芯片和其上连接到地的第一布线的基板，第二布线供电功率通过电镀形成连接到半导体芯片的保护元件或电路的第三布线和从半导体芯片发送信号的第四布线，并且安装半导体芯片。

6. 发明申请

US20120064835A1 HIGH-FREQUENCY SWITCHING CIRCUIT AND RADIO COMMUNICATION DEVICE 失效
标题翻译：高频切换电路和无线电通信设备
公开(公告)号：US20120064835A1
公开(公告)日：2012-03-15
申请号：US13036762
申请日：2011-02-28
申请人： Tong Wang , Toshiya Mitomo
发明人： Tong Wang , Toshiya Mitomo
IPC分类号： H01P1/10 , H04W88/02
CPC分类号： H01P1/127 , H04B1/48 , H04W88/02
摘要： According to one embodiment of the present invention, there is provided a high-frequency switching circuit including a first differential line and third line. The differential line includes a first line configured to have one end and an other end, a second line configured to have one end and an other end and a first switch configured to switch electrical connection between the one ends of the first and second lines. The differential line receives or outputs differential signals by the other ends of the first and second lines. The third line is configured to be electromagnetically coupled with the first differential line when the first switch is turned on. The first switch is arranged at a position where an electrical length from the other end of the first line and an electrical length from the other end of the second line are approximately equal.
摘要翻译：根据本发明的一个实施例，提供了一种包括第一差分线和第三线的高频开关电路。差动线包括被配置为具有一端和另一端的第一线，被配置为具有一端和另一端的第二线和被配置为切换第一线和第二线的一端之间的电连接的第一开关。差分线由第一和第二线的另一端接收或输出差分信号。第三线被配置为当第一开关导通时与第一差分线电磁耦合。第一开关布置在从第一线的另一端的电长度和来自第二线的另一端的电长度近似相等的位置处。

7. 发明申请

US20100315175A1 Marchand balun 审中-公开
标题翻译：马尔尚巴伦
公开(公告)号：US20100315175A1
公开(公告)日：2010-12-16
申请号：US12807160
申请日：2009-03-06
申请人： Naoko Ono , Toshiya Mitomo
发明人： Naoko Ono , Toshiya Mitomo
IPC分类号： H01P5/10
CPC分类号： H01P5/10
摘要： According to an aspect of the present invention, there is provided a Marchand balun including: a half-wavelength first line including: a first end configured to input or output the single-mode signal; a second end electrically opened; and a center; and quarter-wavelength second and third lines each including: a third end configured to input or output the differential-mode signal; and a fourth end connected to a ground, wherein a thickness of the first line at the center is thicker than those at the first and second ends, and wherein thicknesses of the second and third lines at the fourth ends are thicker than those at the third ends.
摘要翻译：根据本发明的一个方面，提供了一种包括：半波长第一线的Marchand平衡 - 不平衡变换器，包括：被配置为输入或输出单模信号的第一端; 第二端电开; 和一个中心; 和四分之一波长的第二和第三线，每个包括：被配置为输入或输出差分模式信号的第三端; 以及连接到地面的第四端，其中所述第一线在所述中心处的厚度大于所述第一端和所述第二端处的厚度，并且其中所述第四端的第二线和第三线的厚度比所述第三端处的厚度大结束。

8. 发明申请

US20100245160A1 FMCW SIGNAL GENERATION CIRCUIT 审中-公开
标题翻译： FMCW信号发生电路
公开(公告)号：US20100245160A1
公开(公告)日：2010-09-30
申请号：US12557853
申请日：2009-09-11
申请人： Hiroki Sakurai , Hiroaki Ishihara , Toshiya Mitomo
发明人： Hiroki Sakurai , Hiroaki Ishihara , Toshiya Mitomo
IPC分类号： G01S13/00
CPC分类号： G01S7/4008 , G01S13/345 , H03C3/08 , H03C3/09
摘要： An FMCW signal generation circuit includes: an oscillator configured to oscillate in an oscillation frequency that is variable in accordance with a control signal being input thereto and output an FMCW signal having the oscillation frequency; a phase detector configured to detect a phase of the FMCW signal; a first differentiator configured to obtain a frequency by differentiating the phase detected by the phase detector; a second differentiator configured to obtain a frequency variation rate by differentiating the frequency obtained by the first differentiator; a subtractor configured to calculate an error between a set frequency variation rate that is set at a given value and the frequency variation rate obtained by the second differentiator; and an integrator configured to generate the control signal for controlling the oscillation frequency of the oscillator by integrating the error calculated by the subtractor.
摘要翻译： FMCW信号发生电路包括：振荡器，被配置为以根据输入的控制信号可变的振荡频率振荡，并输出具有振荡频率的FMCW信号; 相位检测器，被配置为检测所述FMCW信号的相位; 第一微分器，被配置为通过对由相位检测器检测到的相位进行微分来获得频率; 第二微分器，被配置为通过区分由第一微分器获得的频率来获得频率变化率; 减法器，被配置为计算设定在给定值的设定频率变化率与由所述第二微分器获得的频率变化率之间的误差; 以及积分器，被配置为通过对由减法器计算的误差进行积分来产生用于控制振荡器的振荡频率的控制信号。

9. 发明授权

US08344805B2 High-frequency differential amplifier circuit 有权
标题翻译：高频差分放大电路
公开(公告)号：US08344805B2
公开(公告)日：2013-01-01
申请号：US13037701
申请日：2011-03-01
申请人： Tong Wang , Toshiya Mitomo
发明人： Tong Wang , Toshiya Mitomo
IPC分类号： H03F3/45
CPC分类号： H03F1/565 , H03F1/342 , H03F1/38 , H03F3/45183 , H03F3/45645 , H03F3/45659 , H03F2200/222 , H03F2200/387 , H03F2200/462 , H03F2200/78 , H03F2203/45481 , H03F2203/45511 , H03F2203/45512 , H03F2203/45522 , H03F2203/45528 , H03F2203/45638
摘要： There is provided a high-frequency differential amplifier circuit comprising: a first MOS transistor, a second MOS transistor, a first positive feedback element and a second positive feedback element. The first MOS transistor and the second MOS transistor each has a source connected to a first power source and a drain connected through loads to a second power source. The first and second MOS transistors receives at their gates, first and second input signals having phases reverse to each other. The first positive feedback element includes a first capacitor and a first variable resistance connected in series between the gate of the first MOS transistor and the drain of the second MOS transistor. The second positive feedback element includes a second capacitor and a second variable resistance connected in series between the gate of the second MOS transistor and the drain of the first MOS transistor.
摘要翻译：提供了一种高频差分放大器电路，包括：第一MOS晶体管，第二MOS晶体管，第一正反馈元件和第二正反馈元件。第一MOS晶体管和第二MOS晶体管各自具有连接到第一电源的源极和通过负载连接到第二电源的漏极。第一和第二MOS晶体管在其栅极处接收具有彼此相反的相位的第一和第二输入信号。第一正反馈元件包括串联连接在第一MOS晶体管的栅极和第二MOS晶体管的漏极之间的第一电容器和第一可变电阻。第二正反馈元件包括串联连接在第二MOS晶体管的栅极和第一MOS晶体管的漏极之间的第二电容器和第二可变电阻。

10. 发明授权

US08311477B2 High-frequency switching circuit and radio communication device 失效
标题翻译：高频开关电路和无线通信装置
公开(公告)号：US08311477B2
公开(公告)日：2012-11-13
申请号：US13036762
申请日：2011-02-28
申请人： Tong Wang , Toshiya Mitomo
发明人： Tong Wang , Toshiya Mitomo
IPC分类号： H04B5/00
CPC分类号： H01P1/127 , H04B1/48 , H04W88/02
摘要： According to one embodiment of the present invention, there is provided a high-frequency switching circuit including a first differential line and third line. The differential line includes a first line configured to have one end and an other end, a second line configured to have one end and an other end and a first switch configured to switch electrical connection between the one ends of the first and second lines. The differential line receives or outputs differential signals by the other ends of the first and second lines. The third line is configured to be electromagnetically coupled with the first differential line when the first switch is turned on. The first switch is arranged at a position where an electrical length from the other end of the first line and an electrical length from the other end of the second line are approximately equal.
摘要翻译：根据本发明的一个实施例，提供了一种包括第一差分线和第三线的高频开关电路。差动线包括被配置为具有一端和另一端的第一线，被配置为具有一端和另一端的第二线和被配置为切换第一线和第二线的一端之间的电连接的第一开关。差分线由第一和第二线的另一端接收或输出差分信号。第三线被配置为当第一开关导通时与第一差分线电磁耦合。第一开关布置在从第一线的另一端的电长度和来自第二线的另一端的电长度近似相等的位置处。

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