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1. 发明申请

US20090256537A1 Multiphase Voltage Regulators And Methods For Voltage Regulation 有权
标题翻译：多相稳压器和电压调节方法
公开(公告)号：US20090256537A1
公开(公告)日：2009-10-15
申请号：US12101665
申请日：2008-04-11
申请人： Tetsuo Sato , Masato Ono , Ryotaro Kudo
发明人： Tetsuo Sato , Masato Ono , Ryotaro Kudo
IPC分类号： G05F1/00
CPC分类号： H02M3/1584 , H02M1/36
摘要： A multiphase voltage regulator system comprises a microcontroller unit (MCU) including a reference voltage generator, and a timing generator for generating n-phase start timing signals; a load for receiving an output voltage; a comparator comparing the reference voltage and output voltage to generate a comparison result; and at least n points of load (POLs) coupled between the MCU and load for controlling output voltage in response to the n-phase start timing signals and the comparison result. Each POL may include a high-side and low-side transistor; and a D-FlipFlop, the D terminal coupled High, the clock terminal coupled to receive a control signal based on a respective one of the n-phase start timing signals, the Q terminal coupled to drive the high-side transistor, the /Q terminal coupled to drive the low-side transistor, and the reset terminal coupled to receive a reset control signal based on the comparison result.
摘要翻译：多相电压调节器系统包括一个包括参考电压发生器的微控制器单元（MCU）和用于产生n相启动定时信号的定时发生器; 用于接收输出电压的负载; 比较器比较参考电压和输出电压以产生比较结果; 以及耦合在MCU和负载之间的至少n个负载点（POL），用于响应于n相开始定时信号和比较结果来控制输出电压。每个POL可以包括高边和低边晶体管; 和D-FlipFlop，D端耦合高电平，时钟端子被耦合以基于n相开始定时信号中的相应一个接收控制信号，Q端耦合以驱动高侧晶体管，/ Q 端子耦合以驱动低侧晶体管，并且复位端子被耦合以基于比较结果接收复位控制信号。

2. 发明授权

US07898233B2 Multiphase voltage regulators and methods for voltage regulation 有权
标题翻译：多相电压调节器和电压调节方法
公开(公告)号：US07898233B2
公开(公告)日：2011-03-01
申请号：US12101665
申请日：2008-04-11
申请人： Tetsuo Sato , Masato Ono , Ryotaro Kudo
发明人： Tetsuo Sato , Masato Ono , Ryotaro Kudo
IPC分类号： G05F1/40
CPC分类号： H02M3/1584 , H02M1/36
摘要： A multiphase voltage regulator system comprises a microcontroller unit (MCU) including a reference voltage generator, and a timing generator for generating n-phase start timing signals; a load for receiving an output voltage; a comparator comparing the reference voltage and output voltage to generate a comparison result; and at least n points of load (POLs) coupled between the MCU and load for controlling output voltage in response to the n-phase start timing signals and the comparison result. Each POL may include a high-side and low-side transistor; and a D-FlipFlop, the D terminal coupled High, the clock terminal coupled to receive a control signal based on a respective one of the n-phase start timing signals, the Q terminal coupled to drive the high-side transistor, the /Q terminal coupled to drive the low-side transistor, and the reset terminal coupled to receive a reset control signal based on the comparison result.
摘要翻译：多相电压调节器系统包括一个包括参考电压发生器的微控制器单元（MCU）和用于产生n相启动定时信号的定时发生器; 用于接收输出电压的负载; 比较器比较参考电压和输出电压以产生比较结果; 以及耦合在MCU和负载之间的至少n个负载点（POL），用于响应于n相开始定时信号和比较结果来控制输出电压。每个POL可以包括高边和低边晶体管; 和D-FlipFlop，D端耦合高电平，时钟端子被耦合以基于n相开始定时信号中的相应一个接收控制信号，Q端耦合以驱动高侧晶体管，/ Q 端子耦合以驱动低侧晶体管，并且复位端子被耦合以基于比较结果接收复位控制信号。

3. 发明授权

US09812942B2 Distributed driving system 有权
公开(公告)号：US09812942B2
公开(公告)日：2017-11-07
申请号：US13347197
申请日：2012-01-10
申请人： Tetsuo Sato , Ryotaro Kudo , Hideo Ishii , Kenichi Nakano
发明人： Tetsuo Sato , Ryotaro Kudo , Hideo Ishii , Kenichi Nakano
IPC分类号： G05F1/00 , H02M1/088 , H02M3/158 , H02M1/00
CPC分类号： H02M1/088 , H02M3/158 , H02M2001/0054 , Y02B70/1491
摘要： A step down convertor with a distributed driving system. In one embodiment, an apparatus is disclosed that includes an inductor coupled to an output node. The apparatus also includes first and second circuits. The first circuit can transmit current to the output node via the inductor, and the second can transmit current to the output node via the inductor. The apparatus also includes a third circuit for modifying operational aspects of the first circuit or the second circuit based on a magnitude of current flowing through the inductor.

4. 发明授权

US08360636B2 Temperature detection and reporting system and method in power driving and/or consuming system 有权
标题翻译：电力驱动和/或消耗系统中的温度检测和报告系统和方法
公开(公告)号：US08360636B2
公开(公告)日：2013-01-29
申请号：US12574588
申请日：2009-10-06
申请人： Tetsuo Sato , Ryotaro Kudo
发明人： Tetsuo Sato , Ryotaro Kudo
IPC分类号： G01K7/00
CPC分类号： G01K7/00 , G01K1/026 , G01K3/00 , G01K7/01 , G01K2003/145 , G06F1/206 , G06F1/26 , H01L23/34 , H01L2924/0002 , H05K1/0201 , H05K1/0262 , H05K2201/10151 , H05K2201/10166 , H05K2203/163 , Y02D10/16 , H01L2924/00
摘要： An apparatus, in one embodiment, can include a configuration including a plurality of heat generation devices. The apparatus also includes a plurality of thermal sensors respectively, operably connected to each of the plurality of heat generation devices, wherein each thermal sensor of the plurality of thermal sensors includes a respective output terminal configured to provide a voltage representative of the temperature of the respective heat generation device. The apparatus further includes an output circuit configured to output the highest temperature information among the heat generation devices. The output terminals of the plurality of thermal sensors are tied together. A corresponding method is also discussed.
摘要翻译：在一个实施例中，装置可以包括包括多个发热装置的构造。该装置还包括分别可操作地连接到多个发热装置中的每一个的多个热传感器，其中多个热传感器中的每个热传感器包括相应的输出端子，其被配置为提供代表相应发热装置。该装置还包括：输出电路，被配置为在发热装置之间输出最高温度信息。多个热传感器的输出端子被连接在一起。还讨论了相应的方法。

5. 发明申请

US20110115471A1 Current Sensing and Measuring Method and Apparatus 有权
标题翻译：电流传感与测量方法与装置
公开(公告)号：US20110115471A1
公开(公告)日：2011-05-19
申请号：US12620438
申请日：2009-11-17
申请人： Tetsuo Sato , Matsuura Nobuyoshi , Ryotaro Kudo , Hideo Ishii , Shin Chiba
发明人： Tetsuo Sato , Matsuura Nobuyoshi , Ryotaro Kudo , Hideo Ishii , Shin Chiba
IPC分类号： G01R19/00
CPC分类号： G01R19/0092
摘要： A method can include obtaining a voltage across a first transistor as an obtained voltage. The method can also include multiplying the obtained voltage by a predetermined multiple M to yield a multiplied voltage. The method can further include applying the multiplied voltage to a second transistor, wherein the second transistor is N times smaller than the first transistor. The method can additionally include providing an output current of the second transistor as an M/N scaled estimate of an output current of the first transistor.
摘要翻译：一种方法可以包括获得跨第一晶体管的电压作为获得的电压。该方法还可以包括将获得的电压乘以预定的倍数M以产生倍增的电压。该方法还可以包括将倍增电压施加到第二晶体管，其中第二晶体管比第一晶体管小N倍。该方法还可以包括提供第二晶体管的输出电流作为第一晶体管的输出电流的M / N定标估计。

6. 发明授权

US09570985B2 Intelligent gate drive voltage generator 有权
标题翻译：智能门驱动电压发生器
公开(公告)号：US09570985B2
公开(公告)日：2017-02-14
申请号：US12829975
申请日：2010-07-02
申请人： Tetsuo Sato , Jim Comstock , Ryotaro Kudo , Masashi Koyano
发明人： Tetsuo Sato , Jim Comstock , Ryotaro Kudo , Masashi Koyano
IPC分类号： G05F1/00 , H02M3/158 , H02M1/00
CPC分类号： H02M3/1588 , H02M2001/0019 , H02M2001/0022 , Y02B70/1466
摘要： According to an embodiment of the invention, an apparatus includes a microprocessor-based pulse-width modulation controller configured to generate a pulse-width modulation signal, and a synchronous converter including a first transistor, a second transistor, a first driver, and a second driver. The apparatus further includes a drive voltage generator configured to generate a drive voltage for the synchronous converter. The drive voltage generator is further configured to generate the drive voltage based on a measured output current and a measured input voltage.
摘要翻译：根据本发明的实施例，一种装置包括：微处理器的脉冲宽度调制控制器，被配置为产生脉宽调制信号;以及同步转换器，包括第一晶体管，第二晶体管，第一驱动器和第二驱动器司机。该装置还包括被配置为产生用于同步转换器的驱动电压的驱动电压发生器。驱动电压发生器还被配置为基于测量的输出电流和测量的输入电压来产生驱动电压。

7. 发明申请

US20130176015A1 DISTRIBUTED DRIVING SYSTEM 有权
标题翻译：分布式驾驶系统
公开(公告)号：US20130176015A1
公开(公告)日：2013-07-11
申请号：US13347197
申请日：2012-01-10
申请人： Tetsuo Sato , Ryotaro Kudo , Hideo Ishii , Kenichi Nakano
发明人： Tetsuo Sato , Ryotaro Kudo , Hideo Ishii , Kenichi Nakano
IPC分类号： G05F3/16
CPC分类号： H02M1/088 , H02M3/158 , H02M2001/0054 , Y02B70/1491
摘要： A step down convertor with a distributed driving system. In one embodiment, an apparatus is disclosed that includes an inductor coupled to an output node. The apparatus also includes first and second circuits. The first circuit can transmit current to the output node via the inductor, and the second can transmit current to the output node via the inductor. The apparatus also includes a third circuit for modifying operational aspects of the first circuit or the second circuit based on a magnitude of current flowing through the inductor.
摘要翻译：具有分布式驱动系统的降压转换器。在一个实施例中，公开了一种包括耦合到输出节点的电感器的装置。该装置还包括第一和第二电路。第一个电路可以通过电感将电流传输到输出节点，而第二个电路可以通过电感将电流传输到输出节点。该装置还包括第三电路，用于基于流过电感器的电流的大小来修改第一电路或第二电路的操作方面。

8. 发明授权

US08314606B2 Current sensing and measuring method and apparatus 有权
标题翻译：电流传感测量方法及装置
公开(公告)号：US08314606B2
公开(公告)日：2012-11-20
申请号：US12620438
申请日：2009-11-17
申请人： Tetsuo Sato , Matsuura Nobuyoshi , Ryotaro Kudo , Hideo Ishii , Shin Chiba
发明人： Tetsuo Sato , Matsuura Nobuyoshi , Ryotaro Kudo , Hideo Ishii , Shin Chiba
IPC分类号： G01R19/00 , G01R31/26
CPC分类号： G01R19/0092
摘要： A method can include obtaining a voltage across a first transistor as an obtained voltage. The method can also include multiplying the obtained voltage by a predetermined multiple M to yield a multiplied voltage. The method can further include applying the multiplied voltage to a second transistor, wherein the second transistor is N times smaller than the first transistor. The method can additionally include providing an output current of the second transistor as an M/N scaled estimate of an output current of the first transistor.
摘要翻译：一种方法可以包括获得跨第一晶体管的电压作为获得的电压。该方法还可以包括将获得的电压乘以预定的倍数M以产生倍增的电压。该方法还可以包括将倍增电压施加到第二晶体管，其中第二晶体管比第一晶体管小N倍。该方法还可以包括提供第二晶体管的输出电流作为第一晶体管的输出电流的M / N定标估计。

9. 发明申请

US20110002358A1 Temperature Detection and Reporting System and Method in Power Driving and/or Consuming System 有权
标题翻译：电力驱动和/或消耗系统中的温度检测和报告系统和方法
公开(公告)号：US20110002358A1
公开(公告)日：2011-01-06
申请号：US12574588
申请日：2009-10-06
申请人： Tetsuo Sato , Ryotaro Kudo
发明人： Tetsuo Sato , Ryotaro Kudo
IPC分类号： G01K7/00
CPC分类号： G01K7/00 , G01K1/026 , G01K3/00 , G01K7/01 , G01K2003/145 , G06F1/206 , G06F1/26 , H01L23/34 , H01L2924/0002 , H05K1/0201 , H05K1/0262 , H05K2201/10151 , H05K2201/10166 , H05K2203/163 , Y02D10/16 , H01L2924/00
摘要： An apparatus, in one embodiment, can include a configuration including a plurality of heat generation devices. The apparatus also includes a plurality of thermal sensors respectively, operably connected to each of the plurality of heat generation devices, wherein each thermal sensor of the plurality of thermal sensors includes a respective output terminal configured to provide a voltage representative of the temperature of the respective heat generation device. The apparatus further includes an output circuit configured to output the highest temperature information among the heat generation devices. The output terminals of the plurality of thermal sensors are tied together. A corresponding method is also discussed.
摘要翻译：在一个实施例中，装置可以包括包括多个发热装置的构造。该装置还包括分别可操作地连接到多个发热装置中的每一个的多个热传感器，其中多个热传感器中的每个热传感器包括相应的输出端子，其被配置为提供代表相应发热装置。该装置还包括：输出电路，被配置为在发热装置之间输出最高温度信息。多个热传感器的输出端子被连接在一起。还讨论了相应的方法。

10. 发明申请

US20130002313A1 SWITCHING POWER SUPPLY DEVICE AND A SEMICONDUCTOR INTEGRATED CIRCUIT 有权
标题翻译：切换电源装置和半导体集成电路
公开(公告)号：US20130002313A1
公开(公告)日：2013-01-03
申请号：US13613359
申请日：2012-09-13
申请人： KYOICHI HOSOKAWA , Ryotaro Kudo , Toshio Nagasawa , Koji Tateno
发明人： KYOICHI HOSOKAWA , Ryotaro Kudo , Toshio Nagasawa , Koji Tateno
IPC分类号： H03K3/00
CPC分类号： H02M3/1588 , G05F1/44 , H02M7/538 , H03F3/217 , H03F2200/351 , H03F2200/78 , H03K17/063 , H03K17/687 , Y02B70/1466
摘要： In a switching power source which controls a current which flows in an inductor through a switching element which performs a switching operation in response to a PWM signal, and forms an output voltage by a capacitor which is provided in series in the inductor, a booster circuit which is constituted of a bootstrap capacity and a MOSFET is provided between an output node of the switching element and a predetermined voltage terminal. The boosted voltage is used as an operational voltage of a driving circuit of the switching element, another source/drain region and a substrate gate are connected with each other, and a junction diode between one source/drain region and the substrate gate is inversely directed with respect to the boosted voltage which is formed by the bootstrap capacity.
摘要翻译：在开关电源中，其通过响应于PWM信号进行开关动作的开关元件来控制在电感器中流动的电流，并且通过串联设置在电感器中的电容器形成输出电压，在开关元件的输出节点和预定的电压端子之间设置由自举电容构成的MOSFET和MOSFET。升压电压用作开关元件的驱动电路的工作电压，另一个源极/漏极区域和衬底栅极彼此连接，并且在一个源极/漏极区域和衬底栅极之间的结二极管被反向导向相对于由自举容量形成的升压电压。

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