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    • 3. 发明申请
    • HIGH VOLTAGE DRIVE CIRCUIT WITH IMPROVED POWER EFFICIENCY AND REDUCED SIZE
    • 具有提高功率效率和减小尺寸的高电压驱动电路
    • WO2009147555A1
    • 2009-12-10
    • PCT/IB2009/052059
    • 2009-05-18
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.FISH, David, A.COLLINS, Paul, L.AYRES, John, R., A.
    • FISH, David, A.COLLINS, Paul, L.AYRES, John, R., A.
    • H03K17/10H03K17/0814
    • H03K17/102H03K17/08142H03K2217/0036
    • A high voltage power supply circuit comprising: -a control transistor (N1) having a control voltage input on a first gate electrode to switch the control transistor off when a first control voltage is applied to the first gate electrode and to switch the control transistor on when a second control voltage is applied to the first gate electrode, 5 -at least two cascoded transistors (N2, N3) coupled in series with the control transistor, and -a biasing circuit (10) connected to second and third gate electrodes of the two cascoded transistors, respectively, the biasing circuit being adapted to switch the at least two cascoded transistors off when the first control voltage is applied to the first gate electrode and 10 to switchthe at least two cascoded transistors on when the second control voltage is applied to the first gate electrode, the steady state voltage drop across each of the at least two cascoded transistors being greater than the threshold voltage of each transistorwhen the first controlvoltage is applied to the first gate electrode.
    • 一种高压电源电路,包括: - 控制晶体管(N1),其具有在第一栅电极上输入的控制电压,以在第一控制电压施加到所述第一栅极时切换所述控制晶体管并且将所述控制晶体管导通 当向第一栅电极施加第二控制电压时,至少两个与控制晶体管串联耦合的并联光电晶体管(N2,N3)和 - 与第二栅电极的第二和第三栅电极连接的偏置电路(10) 两个级联晶体管分别适用于当第一控制电压被施加到第一栅电极时切换至少两个级联的晶体管,并且当第二控制电压施加到第二控制电压时将该至少两个级联晶体管切换 第一栅电极,至少两个级联晶体管中的每一个上的稳态电压降大于冷却时每个晶体管的阈值电压 st控制电压施加到第一栅电极。
    • 4. 发明申请
    • MANIPULATION OF PARTICLES BY DIELECTROPHORESIS
    • 通过电化学处理颗粒的方法
    • WO2009053889A2
    • 2009-04-30
    • PCT/IB2008/054305
    • 2008-10-20
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.COLLINS, Paul, L.
    • COLLINS, Paul, L.
    • B03C5/02
    • B03C5/028
    • The present invention provides a dielectrophoretic device for manipulation of at least a first and a second type of particles (1, 2) present in a sample fluid. The device comprises at least one array (3) of electrodes (4), the array (3) comprising at least a plurality of electrodes (4) in a first region (5) and a plurality of electrodes (4) in a second region (6), driving means (32) for driving the electrodes (4) of the first and second region (5, 6) of the array (3) to generate a travelling wave dielectrophoretic force to be exerted on the at least first and second types of particles (1, 2), and a controller (30) for controlling the driving means (32), the controller (30) being adapted for first driving the electrodes (4) of the first and second region (5, 6) with a same driving signal and subsequently changing the driving signal to electrodes (4) of at least one of the first and second region (5, 6) so as to separate at least some particles (1) of the first type from the particles (2) of the second type. The present invention also provides a method for forming such a dielectrophoretic device, a method for manipulation of at least a first and a second type of particles (1, 2) present in a sample fluid and a controller (30) for controlled driving of electrodes (4) of such a dielectrophoretic device.
    • 本发明提供了用于操纵存在于样品流体中的至少第一和第二类型的颗粒(1,2)的介电泳设备。 所述装置包括至少一个电极阵列(3),所述阵列(3)包括在第一区域(5)中的至少多个电极(4)和在第二区域中的多个电极(4) (6),用于驱动阵列(3)的第一和第二区域(5,6)的电极(4)的驱动装置(32),以产生要施加在至少第一和第二部分上的行波介电电泳力 控制器(30)适于首先驱动第一和第二区域(5,6)的电极(4),其中,所述控制器(30)用于控制驱动装置(32) 具有相同的驱动信号,随后将驱动信号改变为第一和第二区域(5,6)中的至少一个的电极(4),以便将至少一些第一类型的颗粒(1)与颗粒( 2)第二类。 本发明还提供了一种用于形成这种介电电泳装置的方法,用于操纵存在于样品流体中的至少第一和第二类型的颗粒(1,2)的方法和用于控制驱动电极的控制器(30) (4)的这种介电电泳装置。