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11. 发明授权

US08424092B2 Electronic apparatus for authenticating a battery pack 有权
标题翻译：用于认证电池组的电子设备
公开(公告)号：US08424092B2
公开(公告)日：2013-04-16
申请号：US13227549
申请日：2011-09-08
申请人： Akira Ikeuchi , Itsuki Nakano , Kenichi Kasai , Katsuya Suzuki , Kuniharu Suzuki
发明人： Akira Ikeuchi , Itsuki Nakano , Kenichi Kasai , Katsuya Suzuki , Kuniharu Suzuki
IPC分类号： G06F11/30 , G06F12/14 , G06F12/16 , G06F1/26 , G08B23/00 , G08B13/00 , G08B21/00 , G08B29/00
CPC分类号： H04L9/3271 , H01M10/4221 , H01M10/4257 , H01M10/48 , H01M2220/30 , H04L2209/805
摘要： A battery pack includes at least one rechargeable battery configured to output power; a remaining battery capacity detection unit configured to detect a remaining battery capacity of the at least one rechargeable battery; and a cryptographic unit configured to output a response word in response to an external request word by encrypting the external request word based on a cryptographic algorithm with a common code key.
摘要翻译：电池组包括配置成输出电力的至少一个可再充电电池; 剩余电池容量检测单元，被配置为检测所述至少一个可再充电电池的剩余电池容量; 以及密码单元，被配置为通过基于具有公共密钥的密码算法加密外部请求字来响应于外部请求字输出响应字。

12. 发明授权

US07592778B2 Battery protection IC chip 有权
标题翻译：电池保护IC芯片
公开(公告)号：US07592778B2
公开(公告)日：2009-09-22
申请号：US11181060
申请日：2005-07-14
申请人： Kazuhiro Ooshita , Akira Ikeuchi , Itsuki Nakano
发明人： Kazuhiro Ooshita , Akira Ikeuchi , Itsuki Nakano
IPC分类号： H02J7/04 , G01R11/32
CPC分类号： H02J7/0091 , H01L2224/45144 , H01L2224/48091 , H01L2224/48145 , H02J7/0031 , H01L2924/00014 , H01L2924/00 , H01L2924/00012
摘要： A lithium-ion battery protection module is disclosed. The lithium-ion battery protection module includes a control IC chip. The control IC chip includes a discharge overcurrent detector, a charge overcurrent detector, and a temperature detector. The control IC chip is mounted on a charge control FET and a discharge control FET so as to highly accurately detect the temperature of the charge control FET and the discharge control FET.
摘要翻译：公开了一种锂离子电池保护模块。锂离子电池保护模块包括一个控制IC芯片。控制IC芯片包括放电过电流检测器，电荷过电流检测器和温度检测器。控制IC芯片安装在充电控制FET和放电控制FET上，以高精度地检测充电控制FET和放电控制FET的温度。

13. 发明授权

US07317362B2 Oscillator circuit and oscillation control method 有权
标题翻译：振荡电路和振荡控制方法
公开(公告)号：US07317362B2
公开(公告)日：2008-01-08
申请号：US11313134
申请日：2005-12-20
申请人： Katsuya Sakuma , Akira Ikeuchi
发明人： Katsuya Sakuma , Akira Ikeuchi
IPC分类号： H03K3/26
CPC分类号： H03K4/06 , H03K3/0231
摘要： An oscillator circuit is disclosed that includes a first oscillation part configured to output a first oscillation output by charging and discharging a first capacitor, and a second oscillation part configured to output a second oscillation output by charging and discharging a second capacitor. The second oscillation part includes a phase difference detection part configured to detect the phase difference between the first oscillation output and the second oscillation output, and a charging current and discharge current control part configured to control the charging current and the discharge current of the second capacitor in accordance with the phase difference detected by the phase difference detection part so that the second oscillation output synchronizes with the first oscillation output.
摘要翻译：公开了一种振荡器电路，其包括被配置为通过对第一电容器进行充电和放电来输出第一振荡输出的第一振荡部分和被配置为通过对第二电容器充电和放电来输出第二振荡输出的第二振荡部分。第二振荡部包括：相位差检测部，被配置为检测第一振荡输出和第二振荡输出之间的相位差;以及充电电流和放电电流控制部，被配置为控制第二电容器的充电电流和放电电流根据由相位差检测部检测出的相位差，使得第二振荡输出与第一振荡输出同步。

14. 发明授权

US07190148B2 Overcharge/overdischarge detection apparatus, overcharge/overdischarge detection circuit, and semiconductor apparatus 有权
标题翻译：过充电/过放电检测装置，过充电/过放电检测电路和半导体装置
公开(公告)号：US07190148B2
公开(公告)日：2007-03-13
申请号：US11069201
申请日：2005-02-28
申请人： Kazuhiro Ooshita , Akira Ikeuchi
发明人： Kazuhiro Ooshita , Akira Ikeuchi
IPC分类号： H02J7/00
CPC分类号： H01M10/42 , H02J7/0031 , H02J2007/0037 , H02J2007/004
摘要： The present invention provides an overcharge/overdischarge detection apparatus includes a detection terminal being in an open state, a detection part for detecting application of voltage to the detection terminal, a switch part for switchably connecting and disconnecting a secondary battery with an external circuit, and a control part for controlling the switch part in a case where the detection part detects the application of voltage to the detection terminal.
摘要翻译：本发明提供了一种过充电/过放电检测装置，其包括检测端子处于开放状态，检测部分用于检测对检测端子的电压施加，开关部分用于利用外部电路可替换地连接和断开二次电池，以及在所述检测部检测到对所述检测端子施加电压的情况下，控制所述开关部的控制部。

15. 发明申请

US20060208812A1 Oscillator circuit and oscillation control method 有权
标题翻译：振荡电路和振荡控制方法
公开(公告)号：US20060208812A1
公开(公告)日：2006-09-21
申请号：US11313134
申请日：2005-12-20
申请人： Katsuya Sakuma , Akira Ikeuchi
发明人： Katsuya Sakuma , Akira Ikeuchi
IPC分类号： H03K3/03
CPC分类号： H03K4/06 , H03K3/0231
摘要： An oscillator circuit is disclosed that includes a first oscillation part configured to output a first oscillation output by charging and discharging a first capacitor, and a second oscillation part configured to output a second oscillation output by charging and discharging a second capacitor. The second oscillation part includes a phase difference detection part configured to detect the phase difference between the first oscillation output and the second oscillation output, and a charging current and discharge current control part configured to control the charging current and the discharge current of the second capacitor in accordance with the phase difference detected by the phase difference detection part so that the second oscillation output synchronizes with the first oscillation output.
摘要翻译：公开了一种振荡器电路，其包括被配置为通过对第一电容器进行充电和放电来输出第一振荡输出的第一振荡部分和被配置为通过对第二电容器充电和放电来输出第二振荡输出的第二振荡部分。第二振荡部包括：相位差检测部，被配置为检测第一振荡输出和第二振荡输出之间的相位差;以及充电电流和放电电流控制部，被配置为控制第二电容器的充电电流和放电电流根据由相位差检测部检测出的相位差，使得第二振荡输出与第一振荡输出同步。

16. 发明授权

US06285258B1 Offset voltage trimming circuit 有权
标题翻译：偏移电压调整电路
公开(公告)号：US06285258B1
公开(公告)日：2001-09-04
申请号：US09364009
申请日：1999-07-29
申请人： Akira Ikeuchi , Kyozo Makime
发明人： Akira Ikeuchi , Kyozo Makime
IPC分类号： H03F304
CPC分类号： H03F3/45085 , H03F3/45618 , H03F2203/45696 , H03F2203/45732
摘要： An offset voltage trimming circuit for sending a current from a constant-current source to a trimming resistor and thus obtaining an offset voltage, the offset voltage trimming circuit having a Zener diode with a temperature characteristic of zero, a transistor connected so as to form a diode and connected in series to the Zener diode, a current-mirror circuit connected to the transistor and a second resistor connected in series to the current-mirror circuit and having a temperature characteristic identical to that of the trimming resistor, with the current being supplied to the trimming resistor from the current-mirror circuit in order to prevent changes in the offset voltage due to changes in temperature.
摘要翻译：一种偏移电压调整电路，用于将电流从恒流源发送到微调电阻，从而获得偏移电压，所述偏移电压调整电路具有温度特性为零的齐纳二极管，晶体管被连接以形成二极管，与齐纳二极管串联连接，连接到晶体管的电流镜电路和与电流镜电路串联连接的第二电阻器，并具有与微调电阻器的温度特性相同的电流，电流被提供到电流镜电路的微调电阻，以防止由于温度变化引起的偏移电压的变化。

17. 发明授权

US6166529A Voltage-current conversion circuit 有权
标题翻译：电压电流转换电路
公开(公告)号：US6166529A
公开(公告)日：2000-12-26
申请号：US511935
申请日：2000-02-24
申请人： Akira Ikeuchi , Naoshi Tokuda
发明人： Akira Ikeuchi , Naoshi Tokuda
IPC分类号： H03F3/34 , G05F1/56 , G05F3/24 , G05F3/16
CPC分类号： G05F1/561 , G05F3/242
摘要： A voltage-current conversion circuit outputting a current corresponding to a difference between a first input voltage and a second input voltage, the voltage-current conversion circuit having a first current-mirror circuit supplied with the first input voltage as a power source and comprising at least one pair of transistors, a second current-mirror circuit supplied with the second input voltage as a power source and comprising at least one pair of transistors, a resistor connected between one of the pair of transistors of the first current-mirror circuit and one of the transistors of the second current-mirror circuit, and a third current-mirror circuit having a current source transistor supplying current to one of the pair of transistors of the first current-mirror circuit and another current source transistor supplying current to one of the pair of transistors of the second current-mirror circuit, a current output terminal being connected to one of the current source transistors.
摘要翻译：输出对应于第一输入电压和第二输入电压之间的差的电流的电压 - 电流转换电路，所述电压 - 电流转换电路具有提供有所述第一输入电压的第一电流镜电路作为电源，至少一对晶体管，提供有第二输入电压的第二电流镜电路作为电源，并且包括至少一对晶体管，连接在第一电流镜电路的一对晶体管之一和一个晶体管之间的电阻器以及第三电流镜电路，其具有向第一电流镜电路的一对晶体管中的一个提供电流的电流源晶体管，以及向第一电流镜电路中的一个提供电流的另一个电流源晶体管第二电流镜电路的一对晶体管，电流输出端子连接到电流源晶体管之一。

18. 发明授权

US08890482B2 Protection monitoring circuit and battery pack 有权
标题翻译：保护监控电路和电池组
公开(公告)号：US08890482B2
公开(公告)日：2014-11-18
申请号：US13143818
申请日：2010-01-14
申请人： Akira Ikeuchi , Yoshihide Majima , Itsuki Nakano
发明人： Akira Ikeuchi , Yoshihide Majima , Itsuki Nakano
IPC分类号： H02J7/00 , H01M10/052 , H01M10/42
CPC分类号： H02J7/0031 , H01M10/052 , H01M10/425 , H02J2007/0037 , H02J2007/0039 , H02J2007/004 , H02J2007/0095
摘要： A protection monitoring circuit 101 includes a protection circuit 130 which detects at least one of overcharge, overdischarge, and overcurrent of a chargeable and dischargeable secondary battery 110 and protects the secondary battery 110 by performing an ON/OFF control of transistors M11 and M12, and a secondary battery monitoring circuit 120 which detects a state of the secondary battery 110. The protection circuit 130 supplies a power supply voltage to the secondary battery monitoring circuit 120. If overdischarge of the secondary battery is detected, the protection circuit 130 inhibits the supply of the power supply voltage to the secondary battery monitoring circuit 120 after a predetermined time has elapsed or after a control signal for inhibiting the supply of power supply voltage is received from the secondary battery monitoring circuit 120.
摘要翻译：保护监视电路101包括保护电路130，其检测可充放电二次电池110的过充电，过放电和过电流中的至少一个，并通过执行晶体管M11和M12的导通/截止控制来保护二次电池110;以及检测二次电池110的状态的二次电池监视电路120.保护电路130向二次电池监视电路120供给电源电压。如果检测到二次电池的过度放电，则保护电路130禁止在经过预定时间之后或在从二次电池监视电路120接收到用于禁止供电电压供应的控制信号之后，向二次电池监视电路120提供的电源电压。

19. 发明申请

US20120300351A1 PROTECTIVE MONITORING CIRCUIT AND BATTERY PACK 有权
标题翻译：保护监控电路和电池组
公开(公告)号：US20120300351A1
公开(公告)日：2012-11-29
申请号：US13579317
申请日：2011-02-15
申请人： Akira Ikeuchi , Hidenori Tanaka , Itsuki Nakano
发明人： Akira Ikeuchi , Hidenori Tanaka , Itsuki Nakano
IPC分类号： H02H3/20 , H02J7/00
CPC分类号： H02J7/0029 , H01M10/052 , H01M10/48 , H02H7/18 , H02J7/0031 , H02J2007/0037 , H02J2007/0039 , H02J2007/004
摘要： A protective monitoring circuit includes a protective circuit to detect at least one of overcharging, overdischarging, and overcurrent of a chargeable secondary battery to control whether to turn on or off a control transistor to protect the secondary battery, and a secondary-battery monitoring circuit, having a reduced size and having a breakdown voltage lower than a battery voltage of the secondary battery, to detect a status of the secondary battery, wherein the protective circuit generates a voltage that is commensurate with an output voltage of the secondary battery and that is within a predetermined tolerance voltage range of the secondary-battery monitoring circuit, and the secondary-battery monitoring circuit generates a detection value responsive to the generated voltage supplied from the protective circuit, the detection value being indicative of the output voltage of the secondary battery.
摘要翻译：一种保护监视电路，包括用于检测可充电二次电池的过充电，过放电和过电流中的至少一个的保护电路，以控制是否导通或关闭控制晶体管以保护二次电池，以及二次电池监视电路，具有减小的尺寸并具有低于二次电池的电池电压的击穿电压，以检测二次电池的状态，其中保护电路产生与二次电池的输出电压相当的电压，二次电池监视电路的预定公差电压范围和二次电池监视电路响应于从保护电路提供的发电电压产生检测值，该检测值表示二次电池的输出电压。

20. 发明授权

US08076904B2 Circuit for detecting remaining battery capacity 有权
标题翻译：检测剩余电池容量的电路
公开(公告)号：US08076904B2
公开(公告)日：2011-12-13
申请号：US11706484
申请日：2007-02-12
申请人： Itsuki Nakano , Akira Ikeuchi
发明人： Itsuki Nakano , Akira Ikeuchi
IPC分类号： H02J7/00
CPC分类号： H02J7/0047 , H02J2007/005
摘要： A disclosed circuit for detecting remaining battery capacity includes: a current detection unit detecting a charge and discharge current of a battery; a remaining capacity measurement unit measuring remaining capacity of the battery by integrating the charge and discharge current at first time intervals when the charge and discharge current detected in the current detection unit is not more than a predetermined value and at second time intervals shorter than the first time intervals when the charge and discharge current exceeds the predetermined value; and an interrupt signal generation unit generating an interrupt signal when the charge and discharge current exceeds a reference value and instructing the remaining capacity measurement unit to measure remaining capacity of the battery.
摘要翻译：用于检测剩余电池容量的公开电路包括：电流检测单元，其检测电池的充电和放电电流; 剩余容量测量单元，当在当前检测单元中检测到的充电和放电电流不大于预定值并且比第一时间间隔短的第二时间间隔时，通过以第一时间间隔积分充放电电流来测量电池的剩余容量当充电和放电电流超过预定值时的时间间隔; 以及当充放电电流超过参考值时产生中断信号的中断信号产生单元，并指示剩余容量测量单元测量电池的剩余容量。

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