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1. 发明授权

US08164275B2 Drive circuit for high-brightness light emitting diodes 有权
标题翻译：驱动电路用于高亮度发光二极管
公开(公告)号：US08164275B2
公开(公告)日：2012-04-24
申请号：US12638218
申请日：2009-12-15
申请人： Eleftherios Doudousakis , Ciro Lee Sirio
发明人： Eleftherios Doudousakis , Ciro Lee Sirio
IPC分类号： H05B37/02
CPC分类号： H02M3/156 , H05B33/0815
摘要： A drive circuit includes a DC/DC converter, an outer control loop providing an output voltage representing a comparison between a load current and a reference voltage, a multiplier multiplying the outer control loop output voltage with a sample of the rectified output and provide an output current, a current amplifier comparing an input line current sample and the multiplier output current, a comparator driving the switch with a modulated output based on the current amplifier output and a sawtooth reference, and an upper voltage limit loop having an output in electrical communication with the outer control loop output, wherein the outer control loop output voltage is impacted by the upper voltage limit loop output during a zero load scenario. The drive circuit also includes a line voltage transformer and a lightning suppression circuit coupled to the voltage rectifier output.
摘要翻译：驱动电路包括DC / DC转换器，提供表示负载电流和参考电压之间的比较的输出电压的外部控制环路，将外部控制环路输出电压与整流输出的采样值相乘的乘法器，并提供输出电流，比较输入线电流采样和乘法器输出电流的电流放大器，比较器，基于电流放大器输出和锯齿参考，驱动具有调制输出的开关，以及具有与外部控制环路输出，其中外部控制环路输出电压在零负载情况期间受到上限电压限制环路输出的影响。驱动电路还包括线路电压互感器和耦合到电压整流器输出的避雷电路。

2. 发明申请

US20100246231A1 ACHIEVING ZVS IN A TWO QUADRANT CONVERTER USING A SIMPLIFIED AUXILIARY CIRCUIT 有权
标题翻译：使用简化的辅助电路在两个四进制转换器中实现ZVS
公开(公告)号：US20100246231A1
公开(公告)日：2010-09-30
申请号：US12415903
申请日：2009-03-31
申请人： Ciro Lee Sirio , Eleftherios Doudousakis
发明人： Ciro Lee Sirio , Eleftherios Doudousakis
IPC分类号： H02M7/5387
CPC分类号： H02M7/538 , H02M1/38 , H02M3/1588 , H02M2007/4811 , Y02B70/1466
摘要： A zero voltage switch half bridge converter comprises a first and second diode series diodes, parallel with a voltage source. A first terminal of an inductor is joined to the diode junction. A first semiconductor auxiliary switch connected in series between the voltage source and a third diode, which is in series with a fourth diode connected to a second semiconductor auxiliary switch. First and second semiconductor main switches are connected in series and in parallel with the voltage supply. A capacitive voltage divider connected across the voltage source, wherein a second terminal of the inductor is connected to junction of the main switches and a midpoint of the capacitive voltage divider. A control circuit is configured to provide respective control signals to at least the first semiconductor auxiliary switch and the second semiconductor auxiliary switch.
摘要翻译：零电压开关半桥转换器包括与电压源并联的第一和第二二极管串联二极管。电感器的第一端子连接到二极管结。串联连接在电压源和与连接到第二半导体辅助开关的第四二极管串联的第三二极管的第一半导体辅助开关。第一和第二半导体主开关串联并联电压。一个连接在电压源上的电容分压器，其中电感器的第二端连接到主开关的结和电容分压器的中点。控制电路被配置为向至少第一半导体辅助开关和第二半导体辅助开关提供相应的控制信号。

3. 发明申请

US20110140630A1 DRIVE CIRCUIT FOR HIGH-BRIGHTNESS LIGHT EMITTING DIODES 有权
标题翻译：用于高亮度发光二极管的驱动电路
公开(公告)号：US20110140630A1
公开(公告)日：2011-06-16
申请号：US12638218
申请日：2009-12-15
申请人： Eleftherios Doudousakis , Ciro Lee Sirio
发明人： Eleftherios Doudousakis , Ciro Lee Sirio
IPC分类号： H05B37/02 , G05F1/613 , H02H9/06 , H02M7/155
CPC分类号： H02M3/156 , H05B33/0815
摘要： A drive circuit includes a DC/DC converter, an outer control loop providing an output voltage representing a comparison between a load current and a reference voltage, a multiplier multiplying the outer control loop output voltage with a sample of the rectified output and provide an output current, a current amplifier comparing an input line current sample and the multiplier output current, a comparator driving the switch with a modulated output based on the current amplifier output and a sawtooth reference, and an upper voltage limit loop having an output in electrical communication with the outer control loop output, wherein the outer control loop output voltage is impacted by the upper voltage limit loop output during a zero load scenario. The drive circuit also includes a line voltage transformer and a lightning suppression circuit coupled to the voltage rectifier output.
摘要翻译：驱动电路包括DC / DC转换器，提供表示负载电流和参考电压之间的比较的输出电压的外部控制环路，将外部控制环路输出电压与整流输出的采样值相乘的乘法器，并提供输出电流，比较输入线电流采样和乘法器输出电流的电流放大器，比较器，基于电流放大器输出和锯齿参考，驱动具有调制输出的开关，以及具有与外部控制环路输出，其中外部控制环路输出电压在零负载情况期间受到上限电压限制环路输出的影响。驱动电路还包括线路电压互感器和耦合到电压整流器输出的避雷电路。

4. 发明授权

US07869226B2 Achieving ZVS in a two quadrant converter using a simplified auxiliary circuit 有权
标题翻译：使用简化的辅助电路在两象限转换器中实现ZVS
公开(公告)号：US07869226B2
公开(公告)日：2011-01-11
申请号：US12415903
申请日：2009-03-31
申请人： Ciro Lee Sirio , Eleftherios Doudousakis
发明人： Ciro Lee Sirio , Eleftherios Doudousakis
IPC分类号： H02M3/335
CPC分类号： H02M7/538 , H02M1/38 , H02M3/1588 , H02M2007/4811 , Y02B70/1466
摘要： A zero voltage switch half bridge converter comprises a first and second diode series diodes, parallel with a voltage source. A first terminal of an inductor is joined to the diode junction. A first semiconductor auxiliary switch connected in series between the voltage source and a third diode, which is in series with a fourth diode connected to a second semiconductor auxiliary switch. First and second semiconductor main switches are connected in series and in parallel with the voltage supply. A capacitive voltage divider connected across the voltage source, wherein a second terminal of the inductor is connected to junction of the main switches and a midpoint of the capacitive voltage divider. A control circuit is configured to provide respective control signals to at least the first semiconductor auxiliary switch and the second semiconductor auxiliary switch.
摘要翻译：零电压开关半桥转换器包括与电压源并联的第一和第二二极管串联二极管。电感器的第一端子连接到二极管结。串联连接在电压源和与连接到第二半导体辅助开关的第四二极管串联的第三二极管的第一半导体辅助开关。第一和第二半导体主开关串联并联电压。一个连接在电压源上的电容分压器，其中电感器的第二端连接到主开关的结和电容分压器的中点。控制电路被配置为向至少第一半导体辅助开关和第二半导体辅助开关提供相应的控制信号。

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