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    • 1. 发明申请
    • Control Apparatus and Method of Regulating Power
    • 调节功率的控制装置及方法
    • US20080094037A1
    • 2008-04-24
    • US11816040
    • 2005-02-22
    • Jerome EnjalbertOlivier Tico
    • Jerome EnjalbertOlivier Tico
    • H02J7/00
    • H01M10/44H02J7/0052
    • In the field of battery charging for electronic devices, it is known to employ a number of measures to avoid excessive power dissipation by a pass device in a charging system. However, many of these measures are either incompatible with linear charging regimes or add cost to the adapter and/or charging system. The present invention provides a power dissipation measurement circuit for controlling a control device that acts in series with another, but maximum current limiting, control device to control drive current to the pass device so as to limit the power dissipated by the pass device to a maximum threshold value.
    • 在电子设备的电池充电领域中,已知采用多种措施来避免充电系统中通过装置的功率消耗过大。 然而,这些措施中的许多措施与线性充电方式不兼容,或者增加适配器和/或充电系统的成本。 本发明提供了一种功率耗散测量电路,用于控制与另一但是最大限流控制装置串联的控制装置,以控制到通过装置的驱动电流,以便将通过装置消耗的功率限制到最大 阈值。
    • 2. 发明授权
    • Control apparatus and method of regulating power
    • 调节功率的控制装置及方法
    • US08018200B2
    • 2011-09-13
    • US11816040
    • 2005-02-22
    • Jerome EnjalbertOlivier Tico
    • Jerome EnjalbertOlivier Tico
    • H02J7/00G05F1/00
    • H01M10/44H02J7/0052
    • In the field of battery charging for electronic devices, it is known to employ a number of measures to avoid excessive power dissipation by a pass device in a charging system. However, many of these measures are either incompatible with linear charging regimes or add cost to the adapter and/or charging system. The present invention provides a power dissipation measurement circuit for controlling a control device that acts in series with another, but maximum current limiting, control device to control drive current to the pass device so as to limit the power dissipated by the pass device to a maximum threshold value.
    • 在电子设备的电池充电领域中,已知采用多种措施来避免充电系统中通过装置的功率消耗过大。 然而,这些措施中的许多措施与线性充电方式不兼容,或者增加适配器和/或充电系统的成本。 本发明提供了一种功率耗散测量电路,用于控制与另一但是最大限流控制装置串联的控制装置,以控制到通过装置的驱动电流,以便将通过装置消耗的功率限制到最大 阈值。
    • 4. 发明申请
    • AMPLIFIER CIRCUIT
    • 放大器电路
    • US20100246858A1
    • 2010-09-30
    • US12742663
    • 2007-11-15
    • Jerome EnjalbertZakaria Mengad
    • Jerome EnjalbertZakaria Mengad
    • H03F3/45H03F99/00
    • H03F3/45183H03F1/0211H03F1/0272H03F3/45726H03F2200/516H03F2203/45028H03F2203/45134H03F2203/45318H03F2203/45466H03F2203/45642H03F2203/45722
    • An amplifier circuit comprises differential amplification circuitry comprising an input stage having first and second differential inputs, and an output stage, having respective first and second amplifier components with first and second differential outputs. The first amplifier component of the output stage comprises a first power transistor operably coupled to the first differential output and driven by a first differential output of the input stage, and a third power transistor operably coupled to the first differential output of the amplifier circuit and driven by a second output of the input stage. The second amplifier component comprises a second power transistor operably coupled to the second differential output and driven by a second output of the input stage, and a fourth power transistor operably coupled to the second differential output and driven by the first output of the input stage. Each of the first and second power transistors of the first and second amplifier components is driven in a current mirror arrangement by the respective first and second output of the input stage.
    • 放大器电路包括差分放大电路,其包括具有第一和第二差分输入的输入级,以及输出级,具有具有第一和第二差分输出的相应的第一和第二放大器组件。 输出级的第一放大器部件包括可操作地耦合到第一差分输出并由输入级的第一差分输出驱动的第一功率晶体管,以及可操作地耦合到放大器电路的第一差分输出并被驱动的第三功率晶体管 通过输入级的第二输出。 第二放大器组件包括可操作地耦合到第二差分输出并由输入级的第二输出驱动的第二功率晶体管,以及可操作地耦合到第二差分输出并由输入级的第一输出驱动的第四功率晶体管。 第一和第二放大器组件的第一和第二功率晶体管中的每一个以电流反射镜布置由输入级的相应第一和第二输出驱动。
    • 5. 发明申请
    • VOLTAGE SWITCHING CIRCUITRY, INTEGRATED DEVICE AND INTEGRATED CIRCUIT, AND METHOD OF VOLTAGE SWITCHING
    • 电压开关电路,集成装置和集成电路以及电压开关方法
    • US20130200944A1
    • 2013-08-08
    • US13876531
    • 2010-10-27
    • Jerome EnjalbertMarianne Maleyran
    • Jerome EnjalbertMarianne Maleyran
    • H03K17/10G05F3/02
    • H03K17/102G05F3/02
    • A voltage switching circuitry comprises a switching arrangement with a given number N of switches in series between a first terminal receiving a first voltage and a second terminal receiving a second voltage. The first voltage level is higher than the second voltage level, and N is at least equal to 2. A voltage-by-N divider, having N−1 output taps, is arranged to divide the first voltage by N to a scaled down version of the first voltage having a voltage level below voltage max ratings of the switches. The N−1 output taps of the divider are arranged to respectively output N−1 third voltages having respective levels staged below the first voltage level. N−1 max voltage generators generate N−1 fourth voltages, respectively equal to the maximum of the second voltage and of each of the N−1 third voltages. A switch control unit generates N control signals using the N−1 fourth voltages. These N control signals have respective voltage levels staged between the first voltage level and the second voltage level. In addition, each of the N control signals controls one of the switches of the switching arrangement, respectively.
    • 电压切换电路包括在接收第一电压的第一端子和接收第二电压的第二端子之间串联的给定数量N个开关的开关装置。 第一电压电平高于第二电压电平,并且N至少等于2.具有N-1个输出抽头的逐电压N分压器被布置成将第一电压除以N到缩小版本 的第一电压具有低于开关电压最大额定值的电压电平。 分配器的N-1个输出抽头被布置成分别输出具有分级低于第一电压电平的各级的N-1个第三电压。 N-1个最大电压发生器产生分别等于第二电压的最大值和N-1个第三电压的N-1个第四电压。 开关控制单元使用N-1个第四电压产生N个控制信号。 这些N个控制信号具有在第一电压电平和第二电压电平之间分级的相应电压电平。 此外,N个控制信号中的每一个分别控制开关装置的开关之一。
    • 7. 发明授权
    • Low drop-out voltage regulator and a method of providing a regulated voltage
    • 低压差稳压器和提供调节电压的方法
    • US09529374B2
    • 2016-12-27
    • US14785679
    • 2013-04-30
    • Jerome EnjalbertMarianne MaleyranJalal Ouaddah
    • Jerome EnjalbertMarianne MaleyranJalal Ouaddah
    • G05F1/30G05F1/575
    • G05F1/575
    • A low drop-out voltage regulator, an integrated circuit, a sensor and a method of providing a regulated voltage are provided. The low drop-out voltage regulator comprises a regulated voltage driver for providing the regulated voltage in response to a control voltage, a feedback-loop circuit for generating the control signal such that the regulated voltage driving circuit provides the regulated voltage, and a pull-up circuit for pulling up the regulated voltage to a supply voltage when a difference between the supply voltage and the control voltage is smaller than a predetermined threshold value. In the feedback-loop circuit a first feedback voltage or a second feedback voltage is generated, respectively, on basis of a first ratio and a second ratio between the feedback voltage and the regulated voltage. The second feedback voltage is generated instead of the first feedback voltage when the regulated voltage is pulled-up to the supply voltage.
    • 提供了一种低压差稳压器,集成电路,传感器和提供调节电压的方法。 低压降稳压器包括用于响应于控制电压提供调节电压的调节电压驱动器,用于产生控制信号的反馈回路电路,使得调节电压驱动电路提供调节电压, 用于在电源电压和控制电压之间的差小于预定阈值时将调节电压提升到电源电压。 在反馈回路中,基于反馈电压和调节电压之间的第一比例和第二比率分别产生第一反馈电压或第二反馈电压。 当调节电压上升到电源电压时,产生第二反馈电压而不是第一反馈电压。
    • 10. 发明授权
    • Amplifier circuit
    • 放大器电路
    • US08416969B2
    • 2013-04-09
    • US12742663
    • 2007-11-15
    • Jerome EnjalbertZakaria Mengad
    • Jerome EnjalbertZakaria Mengad
    • H03F99/00H03F3/04
    • H03F3/45183H03F1/0211H03F1/0272H03F3/45726H03F2200/516H03F2203/45028H03F2203/45134H03F2203/45318H03F2203/45466H03F2203/45642H03F2203/45722
    • An amplifier circuit comprises differential amplification circuitry comprising an input stage having first and second differential inputs, and an output stage, having respective first and second amplifier components with first and second differential outputs. The first amplifier component of the output stage comprises a first power transistor operably coupled to the first differential output and driven by a first differential output of the input stage, and a third power transistor operably coupled to the first differential output of the amplifier circuit and driven by a second output of the input stage. The second amplifier component comprises a second power transistor operably coupled to the second differential output and driven by a second output of the input stage, and a fourth power transistor operably coupled to the second differential output and driven by the first output of the input stage. Each of the first and second power transistors of the first and second amplifier components is driven in a current mirror arrangement by the respective first and second output of the input stage.
    • 放大器电路包括差分放大电路,其包括具有第一和第二差分输入的输入级,以及输出级,具有具有第一和第二差分输出的相应的第一和第二放大器组件。 输出级的第一放大器部件包括可操作地耦合到第一差分输出并由输入级的第一差分输出驱动的第一功率晶体管,以及可操作地耦合到放大器电路的第一差分输出并被驱动的第三功率晶体管 通过输入级的第二输出。 第二放大器组件包括可操作地耦合到第二差分输出并由输入级的第二输出驱动的第二功率晶体管,以及可操作地耦合到第二差分输出并由输入级的第一输出驱动的第四功率晶体管。 第一和第二放大器组件的第一和第二功率晶体管中的每一个以电流反射镜布置由输入级的相应第一和第二输出驱动。