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    • 2. 发明申请
    • SOLID-STATE LIGHTING APPARATUS AND METHODS USING CURRENT DIVERSION CONTROLLED BY LIGHTING DEVICE BIAS STATES
    • 固态照明设备和使用照明设备偏移状态控制的电流分流的方法
    • US20130069536A1
    • 2013-03-21
    • US13235127
    • 2011-09-16
    • Liqin Ni
    • Liqin Ni
    • H05B37/02
    • H05B33/0809H05B33/083H05B37/02
    • A lighting apparatus includes a string of light emitting diode (LED) sets coupled in series, each set including at least one LED. The apparatus further includes a plurality of current diversion circuits, respective ones of which are coupled to respective nodes of the string and configured to operate responsive to bias state transitions of respective ones of the LED sets. In some embodiments, a first one of the current diversion circuits is configured to conduct current via a first one of the LED sets and is configured to be turned off responsive to current through a second one of the LED sets. The first one of the current diversion circuits may be configured to conduct current responsive to a forward biasing of the first one of the LED sets and the second one of the current diversion circuit may be configured to conduct current responsive to a forward biasing of a second one of the LED sets.
    • 一种照明装置包括一串串联的发光二极管(LED)组,每组包括至少一个LED。 该装置还包括多个电流分流电路,其中相应的电流分流电路耦合到串的相应节点并且被配置为响应于各个LED组的偏置状态转变而进行操作。 在一些实施例中,电流分流电路中的第一个被配置为经由LED组中的第一个传导电流,并且被配置为响应于通过第二LED组的电流而被关断。 当前分流电路中的第一个可以被配置为响应于第一个LED组的正向偏置来传导电流,并且电流转向电路中的第二个可以被配置为响应于第二个 其中一个LED组。
    • 4. 发明授权
    • Solid-state lighting apparatus and methods using energy storage with segment control
    • 使用节能控制的固态照明装置和方法
    • US09131571B2
    • 2015-09-08
    • US13616368
    • 2012-09-14
    • Jun ZhangLiqin Ni
    • Jun ZhangLiqin Ni
    • H05B37/00H05B33/08
    • H05B33/0824H05B33/083
    • A lighting apparatus includes a rectifier circuit configured to be coupled to an AC source and to produce a rectified voltage from an AC voltage and a string including at least two serially-connected LED segments and coupled to the rectifier circuit. A segment control circuit is configured to selectively bypass at least one segment of the string responsive to the rectified voltage. An energy storage circuit is coupled to the rectifier circuit and controls current flow between at least one energy storage device and the string. A control circuit controls the segment control circuit and the energy storage circuit. The segment control circuit may support a current from the rectifier circuit through all of the segments in the string circuit at a peak of the rectified voltage and the energy storage circuit may charge the at least one energy storage device to a voltage near the peak of the rectified voltage.
    • 照明装置包括整流电路,其被配置为耦合到AC源并且从AC电压和包括至少两个串联连接的LED段的串产生整流电压并且耦合到整流器电路。 段控制电路被配置为响应于整流电压选择性地旁路串的至少一个段。 能量存储电路耦合到整流器电路并且控制至少一个能量存储装置与串之间的电流。 控制电路控制分段控制电路和能量存储电路。 分段控制电路可以支持来自整流电路的电流通过整流电压的峰值处的串电路中的所有段,并且能量存储电路可以将至少一个能量存储装置充电到接近峰值的电压 整流电压。
    • 7. 发明授权
    • Solid-state lighting apparatus and methods using current diversion controlled by lighting device bias states
    • 使用由照明装置偏置状态控制的电流分流的固态照明装置和方法
    • US09277605B2
    • 2016-03-01
    • US13235127
    • 2011-09-16
    • Liqin Ni
    • Liqin Ni
    • H05B37/02H05B33/08
    • H05B33/0809H05B33/083H05B37/02
    • A lighting apparatus includes a string of light emitting diode (LED) sets coupled in series, each set including at least one LED. The apparatus further includes a plurality of current diversion circuits, respective ones of which are coupled to respective nodes of the string and configured to operate responsive to bias state transitions of respective ones of the LED sets. In some embodiments, a first one of the current diversion circuits is configured to conduct current via a first one of the LED sets and is configured to be turned off responsive to current through a second one of the LED sets. The first one of the current diversion circuits may be configured to conduct current responsive to a forward biasing of the first one of the LED sets and the second one of the current diversion circuit may be configured to conduct current responsive to a forward biasing of a second one of the LED sets.
    • 一种照明装置包括一串串联的发光二极管(LED)组,每组包括至少一个LED。 该装置还包括多个电流分流电路,其中相应的电流分流电路耦合到串的相应节点并且被配置为响应于各个LED组的偏置状态转变而进行操作。 在一些实施例中,电流分流电路中的第一个被配置为经由LED组中的第一个传导电流,并且被配置为响应于通过第二LED组的电流而被关断。 当前分流电路中的第一个可以被配置为响应于第一个LED组的正向偏置来传导电流,并且电流转向电路中的第二个可以被配置为响应于第二个 其中一个LED组。
    • 8. 发明申请
    • SOLID-STATE LIGHTING APPARATUS AND METHODS USING ENERGY STORAGE WITH SEGMENT CONTROL
    • 固态照明设备和使用能量储存与分段控制的方法
    • US20140077709A1
    • 2014-03-20
    • US13616368
    • 2012-09-14
    • Jun ZhangLiqin Ni
    • Jun ZhangLiqin Ni
    • H05B37/00
    • H05B33/0824H05B33/083
    • A lighting apparatus includes a rectifier circuit configured to be coupled to an AC source and to produce a rectified voltage from an AC voltage and a string including at least two serially-connected LED segments and coupled to the rectifier circuit. A segment control circuit is configured to selectively bypass at least one segment of the string responsive to the rectified voltage. An energy storage circuit is coupled to the rectifier circuit and controls current flow between at least one energy storage device and the string. A control circuit controls the segment control circuit and the energy storage circuit. The segment control circuit may support a current from the rectifier circuit through all of the segments in the string circuit at a peak of the rectified voltage and the energy storage circuit may charge the at least one energy storage device to a voltage near the peak of the rectified voltage.
    • 照明装置包括整流电路,其被配置为耦合到AC源并且从AC电压和包括至少两个串联连接的LED段的串产生整流电压并且耦合到整流器电路。 段控制电路被配置为响应于整流电压选择性地旁路串的至少一个段。 能量存储电路耦合到整流器电路并且控制至少一个能量存储装置与串之间的电流。 控制电路控制分段控制电路和能量存储电路。 分段控制电路可以支持来自整流电路的电流通过整流电压的峰值处的串电路中的所有段,并且能量存储电路可以将至少一个能量存储装置充电到接近峰值的电压 整流电压。