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    • 2. 发明申请
    • DIGITAL DRIVER APPARATUS, METHOD AND SYSTEM FOR SOLID STATE LIGHTING
    • 数字驱动装置,固态照明的方法和系统
    • WO2009039112A1
    • 2009-03-26
    • PCT/US2008/076552
    • 2008-09-16
    • EXCLARA, INC.ZHOU, DongshengSHTEYNBERG, AnatolyRODRIGUEZ, HarryEASON, MarkNGUYEN, Lanh
    • ZHOU, DongshengSHTEYNBERG, AnatolyRODRIGUEZ, HarryEASON, MarkNGUYEN, Lanh
    • G05F1/00
    • H05B33/0818
    • An apparatus, method and system are provided for controlling the solid state lighting, such as LEDs An exemplary apparatus comprises a switch for switching electrical current through the LEDs, a current sensor, a first comparator adapted to determine a switch current first predetermined threshold, a second comparator determining the switch current reached an average level, controller adapted to turn the switch into on/off states, determine a first on time period as a duration between either second predetermined threshold detection or the turning the switch into the on state, and the detection of the predetermined average current level, determine a second on time period as a duration between predetermined average current level and first predetermined threshold detection, determine an on time switch penod as proportional to first and second on time periods Additionally, utilize a difference between first and second on time periods to generate an error signal.
    • 提供了用于控制诸如LED的固态照明的装置,方法和系统。示例性装置包括用于切换通过LED的电流的开关,电流传感器,适于确定开关电流第一预定阈值的第一比较器, 确定开关电流的第二比较器达到平均水平,控制器适于将开关转换为开/关状态,将第一接通时间段确定为第二预定阈值检测或将开关转到导通状态之间的持续时间,以及 检测预定的平均电流电平,将第二接通时间段确定为预定平均电流电平和第一预定阈值检测之间的持续时间,确定与第一和第二接通时间周期成比例的准时开关电池。另外,利用第一 和第二导通时间段以产生误差信号。
    • 3. 发明申请
    • TIME DIVISION MODULATION WITH AVERAGE CURRENT REGULATION FOR INDEPENDENT CONTROL OF ARRAYS OF LIGHT EMITTING DIODES
    • 用于独立控制发光二极管阵列的平均电流调节的时间段调制
    • WO2008063454A2
    • 2008-05-29
    • PCT/US2007/023721
    • 2007-11-13
    • EXCLARA, INC.SHTEYNBERG, AnatolyRODRIGUEZ, Harry
    • SHTEYNBERG, AnatolyRODRIGUEZ, Harry
    • H05B37/02
    • H05B33/083H05B33/0815H05B33/0818H05B33/0827H05B33/0869Y02B20/347
    • Exemplary apparatus, method and system embodiments provide for separately and independently sourcing current to a series of light emitting diodes of a plurality of series of light-emitting diodes. An exemplary apparatus comprises a power converter which generates a current, a first multiplexer, and a controller. The controller provides for sequential and separate switching of the current through the first multiplexer to each of the series of light-emitting diodes for a corresponding period of time. An average current provided by the power converter is determined as substantially equal to a sum of the corresponding currents through the plurality of series of light-emitting diodes. A total period for switching current to all of the series of light-emitting diodes is also determined. A corresponding time period for switching current to a selected corresponding series of light-emitting diodes is substantially equal to a proportion of the total period determined as a ratio of the corresponding current for the selected corresponding series of light-emitting diodes to the average current provided by the power converter.
    • 示例性的装置,方法和系统实施例提供了单独且独立地将电流提供给多系列发光二极管的一系列发光二极管。 示例性装置包括产生电流的电力转换器,第一多路复用器和控制器。 控制器提供在相应的时间段内将通过第一多路复用器的电流顺序地和分开地切换到每个系列的发光二极管。 由功率转换器提供的平均电流被确定为基本上等于通过多个发光二极管串联的相应电流之和。 还确定了对所有系列发光二极管的开关电流的总周期。 用于将电流切换到所选择的相应系列的发光二极管的相应时间段基本上等于作为所选择的相应系列发光二极管的相应电流与所提供的平均电流的比率确定的总周期的比例 由电源转换器。
    • 6. 发明专利
    • 用於固態照明之數位驅動器裝置、方法和系統 DIGITAL DRIVER APPARATUS, METHOD AND SYSTEM FOR SOLID STATE LIGHTING
    • 用于固态照明之数码驱动器设备、方法和系统 DIGITAL DRIVER APPARATUS, METHOD AND SYSTEM FOR SOLID STATE LIGHTING
    • TW200926899A
    • 2009-06-16
    • TW097134500
    • 2008-09-09
    • 艾斯克拉克公司 EXCLARA, INC.
    • 周冬生 ZHOU, DONGSHENG安娜透莉 許坦貝格 SHTEYNBERG, ANATOLY哈利 羅德里桂茲 RODRIGUEZ, HARRY馬克 乙森 EASON, MARK雷恩 孥殷 NGUYEN, LANH
    • H05B
    • H05B33/0818
    • 本發明提供一種用以控制固態照明(例如LED)的裝置、方法、以及系統。一示範性裝置包括:一切換器,用以切換流經該等LED的電流;一電流感測器;一第一比較器,其會被調適成用以判斷一切換器電流何時抵達第一預設電流臨界値;一第二比較器,其會被調適成用以判斷該切換器電流何時抵達一預設平均電流位準;以及一控制器。該控制器會被調適成用以將該切換器變成導通狀態與關閉狀態,決定一第一導通時間週期,其為介於一第二預設電流臨界値之偵測到的時間或是將該切換器變成導通狀態以及該預設平均電流位準之偵測到的時間之間的持續長度;決定一第二導通時間週期,其為介於該預設平均電流位準之偵測到的時間以及該第一預設電流臨界値之偵測到的時間之間的持續長度;以及決定該切換器的導通時間週期,其實質上會與該第一導通時間週期及該第二導通時間週期之總和成正比。額外的示範性實施例會運用該等第一導通時間週期與第二導通時間週期之間的差値來產生一誤差訊號,用以調整該切換器的導通時間週期。
    • 本发明提供一种用以控制固态照明(例如LED)的设备、方法、以及系统。一示范性设备包括:一切换器,用以切换流经该等LED的电流;一电流传感器;一第一比较器,其会被调适成用以判断一切换器电流何时抵达第一默认电流临界値;一第二比较器,其会被调适成用以判断该切换器电流何时抵达一默认平均电流位准;以及一控制器。该控制器会被调适成用以将该切换器变成导通状态与关闭状态,决定一第一导通时间周期,其为介于一第二默认电流临界値之侦测到的时间或是将该切换器变成导通状态以及该默认平均电流位准之侦测到的时间之间的持续长度;决定一第二导通时间周期,其为介于该默认平均电流位准之侦测到的时间以及该第一默认电流临界値之侦测到的时间之间的持续长度;以及决定该切换器的导通时间周期,其实质上会与该第一导通时间周期及该第二导通时间周期之总和成正比。额外的示范性实施例会运用该等第一导通时间周期与第二导通时间周期之间的差値来产生一误差信号,用以调整该切换器的导通时间周期。
    • 8. 发明申请
    • ADAPTIVE CURRENT REGULATION FOR SOLID STATE LIGHTING
    • 固态照明自适应电流规范
    • WO2011084525A1
    • 2011-07-14
    • PCT/US2010/060580
    • 2010-12-15
    • EXCLARA, INC.SHTEYNBERG, AnatolyZHOU, DongshengRODRIGUEZ, HarryLEHMAN, Bradley, M.OHARA, Harlan, H.
    • SHTEYNBERG, AnatolyZHOU, DongshengRODRIGUEZ, HarryLEHMAN, Bradley, M.OHARA, Harlan, H.
    • H05B37/02
    • H05B33/0815H05B33/0818H05B33/0845Y02B20/347
    • Exemplary embodiments provide an apparatus, system and method for power conversion to provide power to solid state lighting, and which may be coupled to a first switch, such as a dimmer switch. An exemplary system comprises: a switching power supply; solid state lighting; a first adaptive interface circuit to provide a resistive impedance to the first switch and conduct current from the first switch in a default mode; and a second adaptive interface circuit to create a resonant process. An exemplary apparatus comprises: a switching power supply; and an adaptive interface circuit comprising a resistive impedance coupled in series to a reactive impedance to conduct current from the first switch in a first current path in a default mode, and further comprising a second switch coupled to the reactive impedance to conduct current from the first switch in a second current path, with the adaptive interface circuit further damping oscillation when the first switch turns on.
    • 示例性实施例提供了一种用于功率转换以向固态照明提供电力的装置,系统和方法,并且其可以耦合到诸如调光器开关的第一开关。 示例性系统包括:开关电源; 固态照明; 第一自适应接口电路,用于向第一开关提供电阻性阻抗,并以默认模式传导来自第一开关的电流; 以及第二自适应接口电路,以产生谐振过程。 示例性装置包括:开关电源; 以及自适应接口电路,其包括串联耦合到无功阻抗的电阻阻抗,以在默认模式下在第一电流路径中传导来自第一开关的电流,并且还包括耦合到无功阻抗的第二开关,以将来自第一 切换到第二电流路径,当第一开关导通时,自适应接口电路进一步阻尼振荡。
    • 10. 发明申请
    • CURRENT CONTROL OF ARRAYS OF LIGHT EMITTING DIODES
    • 发光二极管阵列的电流控制
    • WO2008063454A9
    • 2009-03-05
    • PCT/US2007023721
    • 2007-11-13
    • EXCLARA INCSHTEYNBERG ANATOLYRODRIGUEZ HARRY
    • SHTEYNBERG ANATOLYRODRIGUEZ HARRY
    • G09G1/04
    • H05B33/083H05B33/0815H05B33/0818H05B33/0827H05B33/0869Y02B20/347
    • Exemplary apparatus, method and system embodiments provide for separately and independently sourcing current to a series of light emitting diodes of a plurality of series of light-emitting diodes. An exemplary apparatus comprises a power converter which generates a current, a first multiplexer, and a controller. The controller provides for sequential and separate switching of the current through the first multiplexer to each of the series of light-emitting diodes for a corresponding period of time. An average current provided by the power converter is determined as substantially equal to a sum of the corresponding currents through the plurality of series of light-emitting diodes. A total period for switching current to all of the series of light-emitting diodes is also determined. A corresponding time period for switching current to a selected corresponding series of light-emitting diodes is substantially equal to a proportion of the total period determined as a ratio of the corresponding current for the selected corresponding series of light-emitting diodes to the average current provided by the power converter.
    • 示例性的装置,方法和系统实施例提供了单独且独立地将电流提供给多系列发光二极管的一系列发光二极管。 示例性装置包括产生电流的电力转换器,第一多路复用器和控制器。 控制器提供在相应的时间段内将通过第一多路复用器的电流顺序地和分开地切换到每个系列的发光二极管。 由功率转换器提供的平均电流被确定为基本上等于通过多个发光二极管串联的相应电流之和。 还确定了对所有系列发光二极管的开关电流的总周期。 用于将电流切换到所选择的相应系列的发光二极管的相应时间段基本上等于作为所选择的相应系列发光二极管的相应电流与所提供的平均电流的比率确定的总周期的比例 由电源转换器。