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    • 3. 发明授权
    • Determining the dead time in driving a half-bridge
    • 确定驾驶半桥的死区时间
    • US08907685B2
    • 2014-12-09
    • US13592907
    • 2012-08-23
    • Martin Feldtkeller
    • Martin Feldtkeller
    • G01R27/26H02M1/38H02M3/158G01R19/12H03K17/28
    • G01R19/12H02M1/38H02M3/1588H02M2001/0058H03K17/28Y02B70/1466Y02B70/1491
    • Disclosed is a circuit arrangement for determining a temporal change of an output voltage of a half-bridge circuit during a dead time. In one embodiment, the circuit arrangement includes a first input for applying the output voltage. A capacitive network includes a first and a second circuit node capacitively coupled to the input, and having a terminal for a reference potential. A recharging circuit during the switched-on phase of one of a first and second switching elements, adjusts electrical potentials of the first and second nodes, the electrical potentials each being different from the reference potential. A comparator arrangement, during the dead time, determines a time difference between such times at which the electrical potentials at the first and second node each assume a given potential value, the time difference being a measure for the change with time of the output voltage.
    • 公开了一种用于在死区时间期间确定半桥电路的输出电压的时间变化的电路装置。 在一个实施例中,电路装置包括用于施加输出电压的第一输入端。 电容网络包括电容耦合到输入端的第一和第二电路节点,并且具有用于参考电位的端子。 在第一和第二开关元件之一的接通阶段期间的再充电电路调节第一和第二节点的电势,每个电位与参考电位不同。 在死区时间期间,比较器装置确定在第一和第二节点处的电位各自承担给定电位值的时间之间的时间差,时间差是用于输出电压随时间的变化的量度。
    • 7. 发明申请
    • Charge Pump
    • 电荷泵
    • US20120075009A1
    • 2012-03-29
    • US13247854
    • 2011-09-28
    • Jens BARRENSCHEENMartin FELDTKELLER
    • Jens BARRENSCHEENMartin FELDTKELLER
    • G05F1/10
    • H02M3/3376H04B5/0012H04B5/0031H04B5/0037H04B5/0093
    • A charge pump for transmitting energy and data has a primary side, a secondary side and a first coupling capacitance by way of which the primary side is connected to the secondary side, wherein the primary side is designed to periodically transmit energy in the form of a charge packet to the secondary side with the first coupling capacitance during a charge pump interval, the primary side being designed to impress an item of data on the charge pump interval by modulation, wherein the secondary side is designed to receive the item of data by demodulating the charge pump interval, wherein the secondary side is designed to impress an item of data on the charge pump interval by modulation, and wherein the primary side is designed to receive the item of data by demodulation of the charge pump interval.
    • 用于传输能量和数据的电荷泵具有初级侧,次级侧和第一耦合电容,初级侧通过该电容连接到次级侧,其中初级侧被设计成周期性地传输形式为 在电荷泵间隔期间利用第一耦合电容向次级侧充电分组,所述初级侧被设计成通过调制在电荷泵间隔上压制数据项,其中次级侧被设计为通过解调来接收数据项 所述电荷泵间隔,其中所述次级侧被设计成通过调制来压制所述电荷泵间隔上的数据项,并且其中所述初级侧被设计成通过所述电荷泵间隔的解调来接收所述数据项。