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    • 1. 发明申请
    • DIMMER SYSTEM AND DAMPER CIRCUIT THEREOF
    • 调光器系统和阻尼器电路
    • US20120319608A1
    • 2012-12-20
    • US13239399
    • 2011-09-22
    • Li-Zhi XUWei-Qiang ZHANGQi ZHANG
    • Li-Zhi XUWei-Qiang ZHANGQi ZHANG
    • H05B37/02
    • H02M5/257H02M1/44H05B33/0815
    • A damper circuit is operable to dampen resonance of an electromagnetic interference filter when a phase dimmer activates. The damper circuit includes a capacitor and a bipolar junction transistor (BJT). The capacitor includes a first terminal and a second terminal. The BJT includes a control terminal, a collector terminal, and an emitter terminal. The control terminal of the BJT receives a control signal to make the BJT operate in the amplified area, and the collector terminal of the BJT is electrically connected to the second terminal of the capacitor. The first terminal of the capacitor receives the resonance generated to by the electromagnetic interference filter, and the BJT and the capacitor cooperate to dampen the resonance generated by the electromagnetic interference filter when the BJT operates in the amplified area.
    • 当相位调光器激活时,阻尼器电路可用于抑制电磁干扰滤波器的谐振。 阻尼电路包括电容器和双极结型晶体管(BJT)。 电容器包括第一端子和第二端子。 BJT包括控制端子,集电极端子和发射极端子。 BJT的控制端子接收控制信号使BJT工作在放大区域,BJT的集电极端子与电容器的第二端子电连接。 电容器的第一端子接收由电磁干扰滤波器产生的谐振,并且当BJT在放大区域中工作时,BJT和电容器协调抑制由电磁干扰滤波器产生的谐振。
    • 2. 发明申请
    • DRIVING CIRCUIT STRUCTURE
    • 驱动电路结构
    • US20120262081A1
    • 2012-10-18
    • US13241233
    • 2011-09-23
    • Wei-Qiang ZHANGLi-Zhi XUJian-Ping YING
    • Wei-Qiang ZHANGLi-Zhi XUJian-Ping YING
    • H05B37/02
    • H05B33/0815H02M3/33561Y02B70/1433
    • The invention discloses a driving circuit structure for driving light-emitting loads. The driving circuit structure may include a power supplying device, a signal processing device and an impedance balancing device and a dimming control unit. The power supplying device is used for supplying an alternating current power supply. The signal processing device is used for converting the alternating current power supply into a direct current power supply, so as to drive the light-emitting loads. The impedance balancing device is used for balancing an alternating current magnitude of the alternating current power supply, so as to stabilize a direct current magnitude of the direct current power supply for driving the light-emitting loads. The dimming control unit is capable of controlling output luminance of the light-emitting loads.
    • 本发明公开了一种用于驱动发光负载的驱动电路结构。 驱动电路结构可以包括供电装置,信号处理装置和阻抗平衡装置以及调光控制装置。 供电装置用于提供交流电源。 信号处理装置用于将交流电源转换为直流电源,以驱动发光负载。 阻抗平衡装置用于平衡交流电源的交流电流大小,以便稳定用于驱动发光负载的直流电源的直流电流幅值。 调光控制单元能够控制发光负载的输出亮度。
    • 4. 发明授权
    • Dimmer system and damper circuit thereof
    • 调光器系统及其阻尼电路
    • US08710758B2
    • 2014-04-29
    • US13239399
    • 2011-09-22
    • Li-Zhi XuWei-Qiang ZhangQi Zhang
    • Li-Zhi XuWei-Qiang ZhangQi Zhang
    • H05B37/02
    • H02M5/257H02M1/44H05B33/0815
    • A damper circuit is operable to dampen resonance of an electromagnetic interference filter when a phase dimmer activates. The damper circuit includes a capacitor and a bipolar junction transistor (BJT). The capacitor includes a first terminal and a second terminal. The BJT includes a control terminal, a collector terminal, and an emitter terminal. The control terminal of the BJT receives a control signal to make the BJT operate in the amplified area, and the collector terminal of the BJT is electrically connected to the second terminal of the capacitor. The first terminal of the capacitor receives the resonance generated to by the electromagnetic interference filter, and the BJT and the capacitor cooperate to dampen the resonance generated by the electromagnetic interference filter when the BJT operates in the amplified area.
    • 当相位调光器激活时,阻尼器电路可用于抑制电磁干扰滤波器的谐振。 阻尼电路包括电容器和双极结型晶体管(BJT)。 电容器包括第一端子和第二端子。 BJT包括控制端子,集电极端子和发射极端子。 BJT的控制端子接收控制信号使BJT工作在放大区域,BJT的集电极端子与电容器的第二端子电连接。 电容器的第一端子接收由电磁干扰滤波器产生的谐振,并且当BJT在放大区域中工作时,BJT和电容器协调抑制由电磁干扰滤波器产生的谐振。
    • 5. 发明申请
    • LIGHTING APPARATUS AND CONTROL METHOD THEREOF
    • 照明装置及其控制方法
    • US20120074866A1
    • 2012-03-29
    • US13046165
    • 2011-03-11
    • Wei-Qiang ZHANGLi-Zhi XuQi ZhangJian-Ping Ying
    • Wei-Qiang ZHANGLi-Zhi XuQi ZhangJian-Ping Ying
    • H05B37/02
    • H05B33/0815H05B33/0824Y02B20/347
    • A lighting apparatus includes a lighting unit, a converting circuit, a sensing circuit, and a current control circuit. The lighting unit includes at least one light emitting diode and a switching device connected with each other in series. The converting circuit has an output end electrically connected to the lighting unit for driving it. The sensing circuit includes a sensing element capable of indirectly detecting the current flowing through the light emitting diode and outputting a feedback signal. The current control circuit receives a reference current, the feedback signal and a dimming command, and sends a dimming control signal to the lighting unit and a current control signal to the converting circuit, capable of controlling the amplitude of the current flowing through the light emitting diode.
    • 照明装置包括照明单元,转换电路,感测电路和电流控制电路。 照明单元包括至少一个串联连接的发光二极管和开关装置。 转换电路具有电连接到照明单元用于驱动它的输出端。 感测电路包括能够间接检测流过发光二极管的电流并输出反馈信号的感测元件。 电流控制电路接收参考电流,反馈信号和调光命令,并向调光电路发送调光控制信号和向转换电路发送的电流控制信号,该电流控制信号能够控制流经发光的电流的振幅 二极管。
    • 6. 发明授权
    • Driving circuit structure for light emitting diodes
    • 用于发光二极管的驱动电路结构
    • US08729818B2
    • 2014-05-20
    • US13241233
    • 2011-09-23
    • Wei-Qiang ZhangLi-Zhi XuJian-Ping Ying
    • Wei-Qiang ZhangLi-Zhi XuJian-Ping Ying
    • H05B41/16
    • H05B33/0815H02M3/33561Y02B70/1433
    • The invention discloses a driving circuit structure for driving light-emitting loads. The driving circuit structure may include a power supplying device, a signal processing device and an impedance balancing device and a dimming control unit. The power supplying device is used for supplying an alternating current power supply. The signal processing device is used for converting the alternating current power supply into a direct current power supply, so as to drive the light-emitting loads. The impedance balancing device is used for balancing an alternating current magnitude of the alternating current power supply, so as to stabilize a direct current magnitude of the direct current power supply for driving the light-emitting loads. The dimming control unit is capable of controlling output luminance of the light-emitting loads.
    • 本发明公开了一种用于驱动发光负载的驱动电路结构。 驱动电路结构可以包括供电装置,信号处理装置和阻抗平衡装置以及调光控制装置。 供电装置用于提供交流电源。 信号处理装置用于将交流电源转换为直流电源,以驱动发光负载。 阻抗平衡装置用于平衡交流电源的交流电流大小,以便稳定用于驱动发光负载的直流电源的直流电流幅值。 调光控制单元能够控制发光负载的输出亮度。
    • 8. 发明授权
    • Lighting apparatus and control method thereof
    • 照明装置及其控制方法
    • US08749171B2
    • 2014-06-10
    • US13046165
    • 2011-03-11
    • Wei-Qiang ZhangLi-Zhi XuQi ZhangJian-Ping Ying
    • Wei-Qiang ZhangLi-Zhi XuQi ZhangJian-Ping Ying
    • H05B37/02
    • H05B33/0815H05B33/0824Y02B20/347
    • A lighting apparatus includes a lighting unit, a converting circuit, a sensing circuit, and a current control circuit. The lighting unit includes at least one light emitting diode and a switching device connected with each other in series. The converting circuit has an output end electrically connected to the lighting unit for driving it. The sensing circuit includes a sensing element capable of indirectly detecting the current flowing through the light emitting diode and outputting a feedback signal. The current control circuit receives a reference current, the feedback signal and a dimming command, and sends a dimming control signal to the lighting unit and a current control signal to the converting circuit, capable of controlling the amplitude of the current flowing through the light emitting diode.
    • 照明装置包括照明单元,转换电路,感测电路和电流控制电路。 照明单元包括至少一个串联连接的发光二极管和开关装置。 转换电路具有电连接到照明单元用于驱动它的输出端。 感测电路包括能够间接检测流过发光二极管的电流并输出反馈信号的感测元件。 电流控制电路接收参考电流,反馈信号和调光命令,并向调光电路发送调光控制信号和向转换电路发送的电流控制信号,该电流控制信号能够控制流经发光的电流的振幅 二极管。