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    • 2. 发明申请
    • SWITCH CONTROL FOR A POWER CONVERTER
    • 电源转换器开关控制
    • WO2011120586A1
    • 2011-10-06
    • PCT/EP2010/054428
    • 2010-04-01
    • TELEFONAKTIEBOLAGET L M ERICSSON (publ)SVENSSON, Andreas
    • SVENSSON, Andreas
    • H02M1/38
    • H02M1/38H02M3/33592Y02B70/1475
    • The present invention relates to a power converter (1, 1') comprising an input terminal (+IN, -IN) connected to an input power source, at least an input switch arrangement (T1, T2; T10, T12), and an output terminal (+OUT, - OUT). The input switch arrangement (T1, T2; T10, T12) is arranged to convert the input power, where the power converter (1) further comprises a control unit (P1, N1) that is arranged to control at least the input switch arrangement (T1, T2; T10, T12). The control unit (P1, N1) is arranged to perform said control of the input switch arrangement (T1, T2; T10, T12) in dependence of the efficiency of at least a part of the power converter, the control unit (P1, N1) having information regarding the power at the input terminal (+IN, -IN) and the power at the output terminal (+OUT, -OUT). The present invention also relates to a corresponding method.
    • 本发明涉及一种功率转换器(1,1'),其包括连接到输入电源的输入端(+ IN,-IN),至少一个输入开关装置(T1,T2; T10,T12)和 输出端子(+ OUT, - OUT)。 输入开关装置(T1,T2; T10,T12)被布置成转换输入功率,其中功率转换器(1)还包括控制单元(P1,N1),控制单元被布置成至少控制输入开关装置 T1,T2; T10,T12)。 控制单元(P1,N1)被配置为根据功率转换器的至少一部分的效率来执行输入开关装置(T1,T2; T10,T12)的所述控制,控制单元(P1,N1 )具有关于输入端子(+ IN,-IN)的功率和输出端子(+ OUT,-OUT)的功率的信息。 本发明还涉及相应的方法。
    • 3. 发明申请
    • DRIVE CIRCUIT FOR A POWER SWITCH COMPONENT
    • 用于电源开关组件的驱动电路
    • WO2009045137A1
    • 2009-04-09
    • PCT/SE2007/050713
    • 2007-10-05
    • TELEFONAKTIEBOLAGET L M ERICSSON (publ)SVENSSON, Andreas
    • SVENSSON, Andreas
    • H03K19/0944H03K19/0948H03K19/013H03K19/017
    • H03K17/6872H03K17/163H03K17/284
    • A drive circuit (1) for a power switch component (3) comprises an input terminal (21) for receiving a drive pulse, a first (5) and a second semiconductor component (7), each having a controllable terminal, a voltage amplifying terminal and a current amplifying terminal, the current amplifying terminals of said first and second transistors being interconnected, the voltage amplifying terminal of the first semiconductor component (5) being connected to a first power rail (13) and the voltage amplifying terminal of the second semiconductor component (7) being connected to a second power rail (15), the first power rail (13) being at a higher potential than the second power rail (15), the controllable terminals of the first and second semiconductor components being interconnected, a resistor (17) and a diode (19) being connected in parallel between said controllable terminals and the input terminal (21), and a capacitor (23) being connected between said controllable terminals and said current amplifying terminals, wherein each of said semiconductor components (5, 7) has a diode (9, 11) connected between its current amplifying terminal and its voltage amplifying terminal.
    • 用于功率开关部件(3)的驱动电路(1)包括用于接收驱动脉冲的输入端子(21),具有可控制端子的第一(5)和第二半导体部件(7),电压放大 端子和电流放大端子,所述第一和第二晶体管的电流放大端子互连,第一半导体部件(5)的电压放大端子连接到第一电力轨道(13),第二电压放大端子 半导体部件(7)连接到第二电力轨道(15),所述第一电力轨道(13)处于比所述第二电力轨道(15)更高的电位,所述第一和第二半导体部件的可控制端子互连, 电阻器(17)和二极管(19)并联连接在所述可控端子和输入端子(21)之间,电容器(23)连接在所述可控端子和所述线圈 nt放大端子,其中每个所述半导体部件(5,7)具有连接在其电流放大端子与其电压放大端子之间的二极管(9,11)。