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1. 发明授权

US08487550B2 Multi-channel LED driver circuit 有权
标题翻译：多通道LED驱动电路
公开(公告)号：US08487550B2
公开(公告)日：2013-07-16
申请号：US13297460
申请日：2011-11-16
申请人： Weiqiang Zhang , Lizhi Xu , Qi Zhang , Jianping Ying
发明人： Weiqiang Zhang , Lizhi Xu , Qi Zhang , Jianping Ying
IPC分类号： H05B37/02
CPC分类号： H05B33/0815
摘要： Provided is a multi-channel LED driver circuit, including a power supply device for providing an independent voltage source; a plurality of regulating circuits connected to the power supply device and the light light-emitting diode arrays for receiving a voltage from the voltage source and providing a plurality of output currents to the light-emitting diode arrays, and thereby generating a plurality of error signals.
摘要翻译：提供了一种多通道LED驱动器电路，包括用于提供独立电压源的电源装置; 连接到电源装置的多个调节电路和用于从电压源接收电压并向发光二极管阵列提供多个输出电流的发光二极管阵列，从而产生多个误差信号。

2. 发明申请

US20130043808A1 MULTI-CHANNEL LED DRIVER CIRCUIT 有权
标题翻译：多通道LED驱动电路
公开(公告)号：US20130043808A1
公开(公告)日：2013-02-21
申请号：US13297460
申请日：2011-11-16
申请人： Weiqiang Zhang , Lizhi Xu , Qi Zhang , Jianping Ying
发明人： Weiqiang Zhang , Lizhi Xu , Qi Zhang , Jianping Ying
IPC分类号： H05B37/02
CPC分类号： H05B33/0815
摘要： Provided is a multi-channel LED driver circuit, including a power supply device for providing an independent voltage source; a plurality of regulating circuits connected to the power supply device and the light light-emitting diode arrays for receiving a voltage from the voltage source and providing a plurality of output currents to the light-emitting diode arrays, and thereby generating a plurality of error signals
摘要翻译：提供了一种多通道LED驱动器电路，包括用于提供独立电压源的电源装置; 连接到电源装置的多个调节电路和用于从电压源接收电压并向发光二极管阵列提供多个输出电流的发光二极管阵列，从而产生多个误差信号

3. 发明授权

US08890424B2 Illumination device, illumination system, and lamp 有权
标题翻译：照明装置，照明系统和灯
公开(公告)号：US08890424B2
公开(公告)日：2014-11-18
申请号：US13547213
申请日：2012-07-12
申请人： Lizhi Xu , Weiqiang Zhang , Jianping Ying , Ching-Ho Chou , Hsiang-Chen Wu
发明人： Lizhi Xu , Weiqiang Zhang , Jianping Ying , Ching-Ho Chou , Hsiang-Chen Wu
IPC分类号： H05B37/00
CPC分类号： H05B33/0815 , H05B33/0851 , Y02B20/347
摘要： The present invention provides an illumination device, an illumination system, and a lamp. The illumination system includes the illumination device and a light modulation module. The illumination device includes a light emitting diode (LED) array, an alternating current (AC) current source, and an output power control module. The AC current source is electrically coupled to the LED array. The output power control module is electrically coupled to the LED array and the AC current source. The LED array, the AC current source, and the output power control module together form a closed-loop control loop. The light modulation module is electrically coupled to the closed-loop control loop for modulating illumination brightness of the LED.
摘要翻译：本发明提供一种照明装置，照明系统和灯。照明系统包括照明装置和光调制模块。照明装置包括发光二极管（LED）阵列，交流（AC）电流源和输出功率控制模块。 AC电流源电耦合到LED阵列。输出功率控制模块电耦合到LED阵列和AC电流源。 LED阵列，AC电流源和输出功率控制模块一起形成闭环控制回路。光调制模块电耦合到闭环控制环路，用于调制LED的照明亮度。

4. 发明授权

US08692478B2 Current balancing circuit 有权
标题翻译：电流平衡电路
公开(公告)号：US08692478B2
公开(公告)日：2014-04-08
申请号：US13242123
申请日：2011-09-23
申请人： Lizhi Xu , Weiqiang Zhang , Jianping Ying
发明人： Lizhi Xu , Weiqiang Zhang , Jianping Ying
IPC分类号： H05B41/16
CPC分类号： H05B33/0821 , H05B33/0809
摘要： The invention provides a current balancing circuit, which includes a plurality of light-emitting diode assemblies; an AC power generator for providing currents required by the light-emitting diode assemblies; and a plurality of current-equaling elements connected to the AC power generator, each of which is connected to a common mode connecting two light-emitting diode assemblies for balancing currents of the light-emitting diode assemblies.
摘要翻译：本发明提供了一种电流平衡电路，其包括多个发光二极管组件; AC发电机，用于提供发光二极管组件所需的电流; 以及连接到AC发电机的多个电流均衡元件，每个电流均衡元件连接到连接两个用于平衡发光二极管组件的电流的发光二极管组件的共模。

5. 发明申请

US20130278152A1 LIGHT EMITTING DIODE LIGHTING DEVICE AND LIGHT EMITTING DIODE LAMP 有权
标题翻译：发光二极管照明装置和发光二极管灯
公开(公告)号：US20130278152A1
公开(公告)日：2013-10-24
申请号：US13572122
申请日：2012-08-10
申请人： Weiqiang Zhang , Lizhi Xu , Jianping Ying
发明人： Weiqiang Zhang , Lizhi Xu , Jianping Ying
IPC分类号： H05B37/00
CPC分类号： H05B33/0815 , H05B33/0821
摘要： The present application discloses a light emitting diode lighting device and a light emitting diode lamp, the light emitting diode lighting device includes: a fluorescent lamp ballast outputting an alternating current; and at least one first light emitting diode lamp coupled with the fluorescent lamp ballast, and comprising a rectifying and filtering circuit and at least one light emitting diode string coupled with the rectifying and filtering circuit. The present application directly replaces a conventional fluorescent lamp tube with a properly designed LED lamp without any other modifications when reinstallation a conventional fluorescent lamp lighting device into a light emitting diode lighting device, which may reduce the cost of reinstallation, and greatly facilitate the user.
摘要翻译：本发明公开了一种发光二极管照明装置和发光二极管灯，所述发光二极管照明装置包括：输出交流电的荧光灯镇流器; 以及与荧光灯镇流器耦合的至少一个第一发光二极管灯，并且包括整流和滤波电路以及与整流和滤波电路耦合的至少一个发光二极管串。本发明的应用将传统的荧光灯照明装置重新安装到发光二极管照明装置中时，直接用适当设计的LED灯代替常规的荧光灯管，而无需任何其它修改，这可能降低重新安装的成本，并且极大地方便了用户。

6. 发明申请

US20120293080A1 CURRENT BALANCING CIRCUIT 有权
标题翻译：电流平衡电路
公开(公告)号：US20120293080A1
公开(公告)日：2012-11-22
申请号：US13242123
申请日：2011-09-23
申请人： Lizhi Xu , Weiqiang Zhang , Jianping Ying
发明人： Lizhi Xu , Weiqiang Zhang , Jianping Ying
IPC分类号： H05B37/02
CPC分类号： H05B33/0821 , H05B33/0809
摘要： The invention provides a current balancing circuit, which includes a plurality of light-emitting diode assemblies; an AC power generator for providing currents required by the light-emitting diode assemblies; and a plurality of current-equaling elements connected to the AC power generator, each of which is connected to a common mode connecting two light-emitting diode assemblies for balancing currents of the light-emitting diode assemblies.
摘要翻译：本发明提供了一种电流平衡电路，其包括多个发光二极管组件; AC发电机，用于提供发光二极管组件所需的电流; 以及连接到AC发电机的多个电流均衡元件，每个电流均衡元件连接到连接两个用于平衡发光二极管组件的电流的发光二极管组件的共模。

7. 发明申请

US20130307416A1 OPEN CIRCUIT PROTECTING CIRCUIT, OPEN CIRCUIT PROTECTING METHOD AND ILLUMINATING APPARATUS 有权
标题翻译：开路保护电路，开路保护方法及照明设备
公开(公告)号：US20130307416A1
公开(公告)日：2013-11-21
申请号：US13688703
申请日：2012-11-29
申请人： Lizhi Xu , Weiqiang Zhang , Jianping Ying
发明人： Lizhi Xu , Weiqiang Zhang , Jianping Ying
IPC分类号： H05B37/02
CPC分类号： H05B37/02 , H05B33/089 , Y02B20/341
摘要： The present application discloses an open circuit protecting circuit, an open circuit protecting method and an illuminating apparatus. The open circuit protecting circuit is configured in an apparatus with a LED load being supplied with power by a current source, and comprises: a switch circuit, a timer circuit and a detecting circuit. When the LED load malfunctions, the open circuit protecting circuit carries out the following operations: the detecting circuit sends an enabling signal to the timer circuit, the timer circuit sends a driving signal with a set time to the switch circuit and the switch circuit is in the on-state during the set time, so as to make the LED load be short circuited to protect the circuit from being damaged. The open circuit protecting circuit can also resume to normal work automatically after the open circuited malfunction is cleared, and thus a hot-plugging function can be realized.
摘要翻译：本申请公开了一种开路保护电路，开路保护方法和照明装置。开路保护电路配置在LED负载由电流源供电的装置中，包括：开关电路，定时器电路和检测电路。当LED负载发生故障时，开路保护电路进行以下操作：检测电路向定时器电路发送使能信号，定时器电路向开关电路发送设定时间的驱动信号，开关电路处于在设定时间内的导通状态，以使LED负载短路，以保护电路免受损坏。开路保护电路也可以在断路故障后自动恢复正常工作，从而实现热插拔功能。

8. 发明授权

US08917033B2 Open circuit protecting circuit, open circuit protecting method and illuminating apparatus 有权
标题翻译：开路保护电路，开路保护方法及照明装置
公开(公告)号：US08917033B2
公开(公告)日：2014-12-23
申请号：US13688703
申请日：2012-11-29
申请人： Lizhi Xu , Weiqiang Zhang , Jianping Ying
发明人： Lizhi Xu , Weiqiang Zhang , Jianping Ying
IPC分类号： H05B37/02 , H05B33/08
CPC分类号： H05B37/02 , H05B33/089 , Y02B20/341
摘要： The present application discloses an open circuit protecting circuit, an open circuit protecting method and an illuminating apparatus. The open circuit protecting circuit is configured in an apparatus with a LED load being supplied with power by a current source, and comprises: a switch circuit, a timer circuit and a detecting circuit. When the LED load malfunctions, the open circuit protecting circuit carries out the following operations: the detecting circuit sends an enabling signal to the timer circuit, the timer circuit sends a driving signal with a set time to the switch circuit and the switch circuit is in the on-state during the set time, so as to make the LED load be short circuited to protect the circuit from being damaged. The open circuit protecting circuit can also resume to normal work automatically after the open circuited malfunction is cleared, and thus a hot-plugging function can be realized.
摘要翻译：本申请公开了一种开路保护电路，开路保护方法和照明装置。开路保护电路配置在LED负载由电流源供电的装置中，包括：开关电路，定时器电路和检测电路。当LED负载发生故障时，开路保护电路进行以下操作：检测电路向定时器电路发送使能信号，定时器电路向开关电路发送设定时间的驱动信号，开关电路处于在设定时间内的导通状态，以使LED负载短路，以保护电路免受损坏。开路保护电路也可以在断路故障后自动恢复正常工作，从而实现热插拔功能。

9. 发明授权

US08884533B2 Light emitting diode lighting device and light emitting diode lamp 有权
标题翻译：发光二极管照明装置和发光二极管灯
公开(公告)号：US08884533B2
公开(公告)日：2014-11-11
申请号：US13572122
申请日：2012-08-10
申请人： Weiqiang Zhang , Lizhi Xu , Jianping Ying
发明人： Weiqiang Zhang , Lizhi Xu , Jianping Ying
IPC分类号： H05B37/00
CPC分类号： H05B33/0815 , H05B33/0821
摘要： The present application discloses a light emitting diode lighting device and a light emitting diode lamp, the light emitting diode lighting device includes: a fluorescent lamp ballast outputting an alternating current; and at least one first light emitting diode lamp coupled with the fluorescent lamp ballast, and comprising a rectifying and filtering circuit and at least one light emitting diode string coupled with the rectifying and filtering circuit. The present application directly replaces a conventional fluorescent lamp tube with a properly designed LED lamp without any other modifications when reinstallation a conventional fluorescent lamp lighting device into a light emitting diode lighting device, which may reduce the cost of reinstallation, and greatly facilitate the user.
摘要翻译：本发明公开了一种发光二极管照明装置和发光二极管灯，所述发光二极管照明装置包括：输出交流电的荧光灯镇流器; 以及与荧光灯镇流器耦合的至少一个第一发光二极管灯，并且包括整流和滤波电路以及与整流和滤波电路耦合的至少一个发光二极管串。本发明的应用将传统的荧光灯照明装置重新安装到发光二极管照明装置中时，直接用适当设计的LED灯代替常规的荧光灯管，而无需任何其它修改，这可能降低重新安装的成本，并且极大地方便了用户。

10. 发明申请

US20130026936A1 DRIVING CIRCUIT SYSTEM FOR GAS DISCHARGE LAMP AND THE CONTROL METHOD THEREOF 有权
标题翻译：用于气体放电灯的驱动电路系统及其控制方法
公开(公告)号：US20130026936A1
公开(公告)日：2013-01-31
申请号：US13242094
申请日：2011-09-23
申请人： Qi Zhang , Weiqiang Zhang , Jianping Ying
发明人： Qi Zhang , Weiqiang Zhang , Jianping Ying
IPC分类号： H05B41/36
CPC分类号： H05B41/38
摘要： A driving circuit system for a gas discharge lamp includes a power circuit having a switch for converting an input voltage into a lamp voltage for driving the gas discharge lamp, a lamp current detecting circuit connected to the power circuit or the gas discharge lamp for detecting a lamp current, a feedback circuit connected to the lamp current detecting circuit for generating a lamp current feedback signal, a constant power control circuit for generating a corrected current reference signal, and a power control circuit connected to the feedback circuit, the constant power control circuit, and the switch of the power circuit for generating a first modulating signal in accordance with the lamp current feedback signal and the corrected current reference signal for driving the switch to turn on or off, thereby substantially maintaining a lamp power of the gas discharge lamp at a constant value.
摘要翻译：一种用于气体放电灯的驱动电路系统包括电源电路，其具有用于将输入电压转换为用于驱动气体放电灯的灯电压的开关，连接到电源电路的灯电流检测电路或用于检测气体放电灯的气体放电灯连接到用于产生灯电流反馈信号的灯电流检测电路的反馈电路，用于产生校正的电流参考信号的恒功率控制电路和连接到反馈电路的功率控制电路，恒功率控制电路以及用于根据灯电流反馈信号产生第一调制信号的电源电路的开关和用于驱动开关导通或关断的校正电流参考信号，从而基本上将气体放电灯的灯功率维持在恒定值。

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