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    • 1. 发明授权
    • Protective monitoring circuit and battery pack
    • 保护监控电路和电池组
    • US09293930B2
    • 2016-03-22
    • US14247343
    • 2014-04-08
    • Akira IkeuchiHidenori TanakaItsuki Nakano
    • Akira IkeuchiHidenori TanakaItsuki Nakano
    • H02J7/00H01M10/48H02H7/18H01M10/052
    • H02J7/0029H01M10/052H01M10/48H02H7/18H02J7/0031H02J2007/0037H02J2007/0039H02J2007/004
    • 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.
    • 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。
    • 2. 发明申请
    • PROTECTIVE MONITORING CIRCUIT AND BATTERY PACK
    • 保护监控电路和电池组
    • US20120300351A1
    • 2012-11-29
    • US13579317
    • 2011-02-15
    • Akira IkeuchiHidenori TanakaItsuki Nakano
    • Akira IkeuchiHidenori TanakaItsuki Nakano
    • H02H3/20H02J7/00
    • H02J7/0029H01M10/052H01M10/48H02H7/18H02J7/0031H02J2007/0037H02J2007/0039H02J2007/004
    • 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.
    • 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。
    • 3. 发明授权
    • Protective monitoring circuit and battery pack
    • 保护监控电路和电池组
    • US08773830B2
    • 2014-07-08
    • US13579317
    • 2011-02-15
    • Akira IkeuchiHidenori TanakaItsuki Nakano
    • Akira IkeuchiHidenori TanakaItsuki Nakano
    • H02H3/00H02J7/04
    • H02J7/0029H01M10/052H01M10/48H02H7/18H02J7/0031H02J2007/0037H02J2007/0039H02J2007/004
    • 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.
    • 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。
    • 5. 发明授权
    • Portable device and battery pack for the same
    • 便携式设备和电池组相同
    • US08339107B2
    • 2012-12-25
    • US12334596
    • 2008-12-15
    • Akira IkeuchiItsuki NakanoKenichi KasaiKatsuya SuzukiKuniharu Suzuki
    • Akira IkeuchiItsuki NakanoKenichi KasaiKatsuya SuzukiKuniharu Suzuki
    • H02J7/16
    • H02J7/0091
    • A portable device is disclosed that includes a charge control circuit configured to control charging of a secondary battery included in a battery pack, the secondary battery being configured to supply power to the portable device; a temperature detection terminal at which the temperature of the secondary battery is detected from a temperature detection part of the battery pack; positive and negative power terminals to be connected to the battery pack; a control circuit configured to control the operation of the portable device; and an interface circuit connected between the temperature detection terminal and each of an input terminal of the charge control circuit and an input terminal of the control circuit, in which a signal detected at the temperature detection terminal is fed to each of the charge control circuit and the control circuit through the interface circuit.
    • 公开了一种便携式装置,其包括充电控制电路,其被配置为控制包括在电池组中的二次电池的充电,所述二次电池被配置为向便携式设备供电; 从电池组的温度检测部检测出二次电池的温度的温度检测端子; 正电源端子和负电源端子连接到电池组; 配置为控制便携式设备的操作的控制电路; 以及连接在温度检测端子与充电控制电路的输入端子和控制电路的输入端子的温度检测端子之间的接口电路,其中在温度检测端子处检测到的信号被馈送到每个充电控制电路,以及 控制电路通过接口电路。
    • 6. 发明授权
    • Battery pack
    • 电池组
    • US07675266B2
    • 2010-03-09
    • US11706485
    • 2007-02-12
    • Itsuki NakanoAkira Ikeuchi
    • Itsuki NakanoAkira Ikeuchi
    • H02J7/00
    • H01M10/44
    • A battery pack is disclosed. The battery pack includes a battery; a current detecting unit which detects charging and discharging currents of the battery and outputs an analog signal corresponding to the charging and discharging currents; a modulating unit which modulates the analog signal to be a PDM (pulse density modulation) signal by applying a PDM modulation to the analog signal; a memory in which a conversion program for converting the PDM signal into PCM (pulse code modulation) data and a remaining battery charge calculating program for calculating a remaining battery charge by accumulating the PCM data are stored; and a CPU, which converts the PDM signal into the PCM data which are digital data by being supplied the PDM signal from the modulating unit while executing the conversion program stored in the memory, and calculates the remaining battery charge by accumulating the PCM data while executing the remaining battery charge calculating program stored in the memory.
    • 公开了一种电池组。 电池组包括电池; 电流检测单元,其检测电池的充电和放电电流,并输出与充电和放电电流相对应的模拟信号; 调制单元,通过对模拟信号施加PDM调制来将模拟信号调制成PDM(脉冲密度调制)信号; 存储用于将PDM信号转换为PCM(脉冲编码调制)数据的转换程序和用于通过累加PCM数据计算剩余电池电量的剩余电池电量计算程序的存储器; 以及CPU,其通过在执行存储在存储器中的转换程序的同时从调制单元提供PDM信号将PDM信号转换为作为数字数据的PCM数据,并且通过累积PCM数据来计算剩余电池电量,同时执行 存储在存储器中的剩余电池电荷计算程序。
    • 8. 发明授权
    • Digital signal processing apparatus
    • 数字信号处理装置
    • US08077768B2
    • 2011-12-13
    • US11705686
    • 2007-02-13
    • Itsuki NakanoAkira Ikeuchi
    • Itsuki NakanoAkira Ikeuchi
    • H03K9/06
    • G01R31/361G01R31/3648H03H17/0671H03M3/43H03M3/456H03M3/462
    • A digital signal processing apparatus for converting an analog signal to a digital signal and digitally processing the digital signal is disclosed. The apparatus includes a modulation part for performing pulse density modulation on the analog signal and outputting a pulse density modulation signal, a memory for storing a conversion program for converting the pulse density modulation signal to pulse code modulation data, and a CPU for receiving the pulse density modulation signal from the modulation part and converting the received pulse density modulation signal to pulse code modulation data according to the conversion program stored in the memory.
    • 公开了一种用于将模拟信号转换为数字信号并数字处理数字信号的数字信号处理装置。 该装置包括用于对模拟信号执行脉冲浓度调制并输出脉冲浓度调制信号的调制部分,用于存储用于将脉冲浓度调制信号转换成脉冲编码调制数据的转换程序的存储器,以及用于接收脉冲 密度调制信号,并根据存储在存储器中的转换程序将接收到的脉冲浓度调制信号转换为脉码调制数据。
    • 9. 发明申请
    • PROTECTION MONITORING CIRCUIT AND BATTERY PACK
    • 保护监控电路和电池组
    • US20110273804A1
    • 2011-11-10
    • US13143818
    • 2010-01-14
    • Akira IkeuchiYoshihide MajimaItsuki Nakano
    • Akira IkeuchiYoshihide MajimaItsuki Nakano
    • H02H3/00
    • H02J7/0031H01M10/052H01M10/425H02J2007/0037H02J2007/0039H02J2007/004H02J2007/0095
    • 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.
    • 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。