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1. 发明申请

WO2011037774A1 SOLID STATE LIGHTING APPARATUS WITH COMPENSATION BYPASS CIRCUITS AND METHODS OF OPERATION THEREOF 审中-公开
标题翻译：具有补偿旁路电路的固态照明装置及其操作方法
公开(公告)号：WO2011037774A1
公开(公告)日：2011-03-31
申请号：PCT/US2010/048567
申请日：2010-09-13
申请人： CREE, INC. , VAN DE VEN, Antony P. , NEGLEY, Gerald H. , HARRIS, Michael James , PICKARD, Paul Kenneth , CHOBOT, Joseph Paul , GIVEN, Terry
发明人： VAN DE VEN, Antony P. , NEGLEY, Gerald H. , HARRIS, Michael James , PICKARD, Paul Kenneth , CHOBOT, Joseph Paul , GIVEN, Terry
IPC分类号： H05B41/00
CPC分类号： H05B33/083 , H05B33/0854 , H05B33/0866 , H05B33/089
摘要： A lighting apparatus includes a string of serially-connected light emitting devices and a bypass circuit coupled to first and second nodes of the string and configured to variably conduct a bypass current around at least one of the light-emitting devices responsive to a temperature and/or a total current in the string. In some embodiments, the bypass circuit includes a variable resistance circuit coupled to the first and second nodes of the string and configured to variably conduct the bypass current around the at least one of the light-emitting devices responsive to a control voltage applied to a control node and a compensation circuit coupled to the control node and configured to vary the control voltage responsive to a temperature and/or total string current.
摘要翻译：照明装置包括一串串联连接的发光器件和耦合到串的第一和第二节点的旁路电路，并且被配置为响应于温度和/或温度可变地传导围绕至少一个发光器件的旁路电流，或字符串中的总电流。在一些实施例中，旁路电路包括耦合到串的第一和第二节点的可变电阻电路，并且被配置为响应于施加到控制器的控制电压可变地传导围绕至少一个发光器件的旁路电流节点和补偿电路，其耦合到所述控制节点并且被配置为响应于温度和/或总串电流来改变所述控制电压。

2. 发明申请

WO2012082284A1 LIGHTING APPARATUS USING A NON-LINEAR CURRENT SENSOR AND METHODS OF OPERATION THEREOF 审中-公开
标题翻译：使用非线性电流传感器的照明装置及其操作方法
公开(公告)号：WO2012082284A1
公开(公告)日：2012-06-21
申请号：PCT/US2011/060706
申请日：2011-11-15
申请人： CREE, INC. , CHOBOT, Joseph Paul
发明人： CHOBOT, Joseph Paul
IPC分类号： H05B39/00
CPC分类号： H05B33/0824 , H05B33/083
摘要： A lighting apparatus includes a lighting circuit including at least one light-emitting device, e.g. , a string of LEDs, and at least one current sense diode configured to generate a forward voltage responsive to a current passing through the at least one light-emitting device. The apparatus further includes a control circuit configured to control the lighting circuit responsive to the generated forward voltage. In some embodiments, the least one light-emitting device includes the at least one current sense diode. In some embodiments, the at least one current sense diode is connected in series with the at least one light-emitting device.
摘要翻译：照明装置包括照明电路，该照明电路包括至少一个发光装置，例如一串LED，以及至少一个电流感测二极管，其配置成产生响应于通过至少一个发光装置的电流的正向电压。该装置还包括控制电路，其被配置为响应于所产生的正向电压来控制点亮电路。在一些实施例中，至少一个发光器件包括至少一个电流感测二极管。在一些实施例中，至少一个电流感测二极管与至少一个发光器件串联连接。

3. 发明申请

WO2012060966A1 SYSTEMS AND METHODS FOR CONTROLLING SOLID STATE LIGHTING DEVICES AND LIGHTING APPARATUS INCORPORATING SUCH SYSTEMS AND/OR METHODS 审中-公开
标题翻译：用于控制固态照明装置的系统和方法以及包含这样的系统和/或方法的照明装置
公开(公告)号：WO2012060966A1
公开(公告)日：2012-05-10
申请号：PCT/US2011/054846
申请日：2011-10-05
申请人： CREE, INC. , CHOBOT, Joseph Paul
发明人： CHOBOT, Joseph Paul
IPC分类号： G09G3/34
CPC分类号： H05B33/0872 , H05B33/0866
摘要： A solid state lighting apparatus includes a first plurality of light emitting devices configured to emit light when energized having a first chromaticity, a second plurality of light emitting devices configured to emit light when energized having a second chromaticity, different from the first chromaticity, and a controller configured to control a duty cycle of current supplied to the first plurality of light emitting devices. The controller is configured to control the duty cycle of the first plurality of light emitting devices in response to a change in a plurality of operating conditions of the solid state lighting apparatus in accordance with a model of the duty cycle that relates the duty cycle of the first plurality of light emitting devices to the plurality of operating conditions of the solid state lighting apparatus for a target light output characteristic of the solid state lighting apparatus. Related methods are also disclosed.
摘要翻译：一种固态照明装置，包括：第一多个发光装置，被配置为在通电时具有第一色度发光;第二多个发光装置，被配置为在通电时具有不同于第一色度的第二色度发光;以及控制器被配置为控制提供给第一多个发光器件的电流的占空比。控制器被配置为响应于固态照明装置的多个操作条件的变化，根据占空比的模型来控制第一多个发光装置的占空比，该模型将占空比的占空比在固体照明装置的目标光输出特性的固态照明装置的多个工作状态下的第一多个发光装置。还公开了相关方法。

4. 发明申请

WO2011119700A1 STORED ENERGY DISSIPATING CIRCUITS AND METHODS FOR SWITCHED MODE POWER SUPPLIES 审中-公开
标题翻译：存储能量消耗电路和开关电源的方法
公开(公告)号：WO2011119700A1
公开(公告)日：2011-09-29
申请号：PCT/US2011/029578
申请日：2011-03-23
申请人： CREE, INC. , MYERS, Peter J. , CHOBOT, Joseph Paul
发明人： MYERS, Peter J. , CHOBOT, Joseph Paul
IPC分类号： H02J1/00
CPC分类号： H02M1/32 , H02M2001/322
摘要： A circuit includes a detector configured to detect a state of a power supply including an energy storage component and to generate a control signal responsive to the state of the power supply, a dissipating component, and a switch configured to controllably couple the dissipating component to the energy storage component in response to the control signal output by the detector. Methods of operating a power supply including an energy storage component and a dissipating component are disclosed. The methods include monitoring the power supply to determine if the power supply may be active, and, in response to determining that the power supply may be inactive, coupling the dissipating component to the energy storage component to dissipate energy from the energy storage component.
摘要翻译：电路包括检测器，其被配置为检测包括能量存储部件的电源的状态，并且响应于电源的状态产生控制信号，消散部件和开关，其被配置为可控制地将散热部件耦合到响应由检测器输出的控制信号的能量存储部件。公开了包括能量存储部件和耗散部件的电源的操作方法。这些方法包括监视电源以确定电源是否可以被激活，并且响应于确定电源可能不活动，将耗散部件耦合到能量存储部件以从能量存储部件消散能量。

5. 发明申请

WO2011119705A1 DYNAMIC LOADING OF POWER SUPPLIES 审中-公开
标题翻译：电力动力装载
公开(公告)号：WO2011119705A1
公开(公告)日：2011-09-29
申请号：PCT/US2011/029585
申请日：2011-03-23
申请人： CREE, INC. , MYERS, Peter J. , CHOBOT, Joseph, Paul
发明人： MYERS, Peter J. , CHOBOT, Joseph, Paul
IPC分类号： G08B21/00
CPC分类号： H05B33/0815 , H05B33/0809
摘要： A circuit for altering a level of impedance presented to a power supply including a power supply line includes an energy dissipating circuit, a detection circuit configured to generate a control signal indicative of a power consumption level in a load circuit coupled to the power supply line, and an activation circuit configured to controllably couple the energy dissipating circuit to the power supply line in response to the control signal. Methods of operating a solid state lighting apparatus including a power supply and a solid state lighting device coupled to the power supply include detecting a level of power consumption by the solid state lighting device, and coupling an energy dissipating circuit to the power supply in response to the level of power consumption by the solid state lighting device falling below a threshold level.
摘要翻译：用于改变呈现给包括电源线的电源的阻抗水平的电路包括能量耗散电路，检测电路，被配置为产生指示耦合到电源线的负载电路中的功率消耗电平的控制信号，以及激活电路，其被配置为响应于所述控制信号可控地将所述能量消散电路耦合到所述电源线。操作包括耦合到电源的电源和固态照明装置的固态照明装置的方法包括检测固态照明装置的功率消耗水平，以及响应于所述固态照明装置将能量消散电路耦合到电源固态照明装置的功耗水平低于阈值水平。

6. 发明申请

WO2011119344A1 FAULT DETECTION CIRCUITS FOR SWITCHED MODE POWER SUPPLIES AND RELATED METHODS OF OPERATION 审中-公开
标题翻译：用于开关模式电源的故障检测电路及相关操作方法
公开(公告)号：WO2011119344A1
公开(公告)日：2011-09-29
申请号：PCT/US2011/027892
申请日：2011-03-10
申请人： CREE, INC. , CHOBOT, Joseph Paul
发明人： CHOBOT, Joseph Paul
IPC分类号： H02H3/20
CPC分类号： G01R31/40 , H02M1/32 , H05B33/0887
摘要： A circuit for detecting fault conditions in a supply circuit includes a monitoring circuit and a comparator circuit. The monitoring circuit is operable to output a detection signal related to a control signal for the switched mode power supply. The control signal may be configured to operate at least one switch of the supply circuit between alternating activated and deactivated states to supply power to a load. The comparator circuit is operable to compare the detection signal to a range defined by first and second thresholds and output a fault signal according to a relationship of the detection signal to the range over a time period. Related methods of operation are also discussed.
摘要翻译：用于检测供电电路中的故障状况的电路包括监控电路和比较器电路。监视电路可操作地输出与开关模式电源的控制信号相关的检测信号。控制信号可以被配置为在交替的激活和去激活状态之间操作供电电路的至少一个开关以向负载供电。比较器电路可操作以将检测信号与由第一和第二阈值定义的范围进行比较，并根据检测信号与时间段的范围之间的关系输出故障信号。还讨论了相关的操作方法。

7. 发明申请

WO2010138238A1 POWER SOURCE SENSING DIMMING CIRCUITS AND METHODS OF OPERATING SAME 审中-公开
标题翻译：电源感应调光电路及其操作方法
公开(公告)号：WO2010138238A1
公开(公告)日：2010-12-02
申请号：PCT/US2010/029897
申请日：2010-04-05
申请人： CREE, INC. , CHOBOT, Joseph, Paul , HARRIS, Michael, James , BECK, Paul, Arthur
发明人： CHOBOT, Joseph, Paul , HARRIS, Michael, James , BECK, Paul, Arthur
IPC分类号： H05B33/08
CPC分类号： H05B33/0815 , Y10S315/04
摘要： Lighting is controlled by receiving an input signal, determining whether the input signal is an AC signal or a DC signal and generating a dimming command signal based on the determination of whether the input signal is an AC signal or a DC signal. For example, determining whether the input signal is an AC signal or a DC signal may include generating an average signal indicative of an average duty cycle of the input signal and determining whether the average signal meets a predetermined criterion.
摘要翻译：通过接收输入信号来控制照明，基于对输入信号是AC信号还是DC信号的确定，确定输入信号是AC信号还是DC信号，并产生调光命令信号。例如，确定输入信号是AC信号还是DC信号可以包括产生指示输入信号的平均占空比的平均信号，并确定平均信号是否满足预定标准。

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