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1. 发明授权

US09131588B2 Discharge lamp system and controlling method of the same 有权
标题翻译：放电灯系统及其控制方法相同
公开(公告)号：US09131588B2
公开(公告)日：2015-09-08
申请号：US13241321
申请日：2011-09-23
申请人： Jian-Ping Ying , Qi Zhang , Wei-Qiang Zhang , Zi-Ying Zhou
发明人： Jian-Ping Ying , Qi Zhang , Wei-Qiang Zhang , Zi-Ying Zhou
IPC分类号： H05B41/28 , H05B41/288 , H05B33/08 , H05B41/38
CPC分类号： H05B41/2886 , H05B33/0815 , H05B41/38 , Y02B20/202
摘要： A discharge lamp system includes an AC power source, a rectifier, a power factor correction (PFC) circuit, a half-bridge circuit, and a controller. The AC power source provides an AC power. The rectifier converts the AC power into a DC power. The PFC circuit is electrically coupled to the rectifier and is configured for generating an output voltage. The half-bridge circuit is electrically coupled to the PFC circuit and a discharge lamp, and is configured for converting the output voltage into a voltage required by the discharge lamp. The controller is electrically coupled to the PFC circuit and the half-bridge circuit, and includes a timer for counting time, in which the controller controls the output voltage of the PFC circuit in accordance with a time period counted by the timer.
摘要翻译：放电灯系统包括AC电源，整流器，功率因数校正（PFC）电路，半桥电路和控制器。交流电源提供交流电源。整流器将交流电转换成直流电源。 PFC电路电耦合到整流器并被配置为产生输出电压。半桥电路电耦合到PFC电路和放电灯，并且被配置为将输出电压转换成放电灯所需的电压。控制器电耦合到PFC电路和半桥电路，并且包括用于计数时间的定时器，其中控制器根据由定时器计数的时间段来控制PFC电路的输出电压。

2. 发明授权

US08749171B2 Lighting apparatus and control method thereof 有权
标题翻译：照明装置及其控制方法
公开(公告)号：US08749171B2
公开(公告)日：2014-06-10
申请号：US13046165
申请日：2011-03-11
申请人： Wei-Qiang Zhang , Li-Zhi Xu , Qi Zhang , Jian-Ping Ying
发明人： Wei-Qiang Zhang , Li-Zhi Xu , Qi Zhang , Jian-Ping Ying
IPC分类号： H05B37/02
CPC分类号： H05B33/0815 , H05B33/0824 , Y02B20/347
摘要： 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.
摘要翻译：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。

3. 发明授权

US08742678B2 Discharge lamp system for constant power control and controlling method of the same 有权
标题翻译：放电灯系统用于恒功率控制和控制方法相同
公开(公告)号：US08742678B2
公开(公告)日：2014-06-03
申请号：US13241247
申请日：2011-09-23
申请人： Qi Zhang , Wei-Qiang Zhang , Jian-Ping Ying
发明人： Qi Zhang , Wei-Qiang Zhang , Jian-Ping Ying
IPC分类号： H02M3/156
CPC分类号： H05B41/2886 , H05B41/38 , Y02B20/202
摘要： A discharge lamp system includes a discharge lamp; a power supply device for providing DC input voltage and current; a converter connected to the discharge lamp and the power supply device for providing power for the discharge lamp; a DC input voltage detecting unit connected to the power supply device for detecting the DC input voltage; a DC input current detecting unit connected to the power supply device for detecting the DC input current; a lamp state detecting unit for detecting a signal responsive to the lamp state; a controller connected to the converter, the DC input voltage detecting unit, the DC input current detecting unit and the lamp state detecting unit for controlling the discharge lamp according to the signal responsive to the lamp state, the DC input voltage and the DC input current. A controlling method for the discharge lamp system is also disclosed herein.
摘要翻译：放电灯系统包括放电灯; 用于提供DC输入电压和电流的电源装置; 连接到放电灯的转换器和用于为放电灯提供电力的电源装置; 连接到电源装置的DC输入电压检测单元，用于检测DC输入电压; 连接到电源装置的直流输入电流检测单元，用于检测直流输入电流; 灯状态检测单元，用于检测响应于灯状态的信号; 连接到转换器的控制器，直流输入电压检测单元，直流输入电流检测单元和灯状态检测单元，用于根据响应于灯状态的信号，直流输入电压和直流输入电流来控制放电灯。本文还公开了放电灯系统的控制方法。

4. 发明申请

US20120074866A1 LIGHTING APPARATUS AND CONTROL METHOD THEREOF 有权
标题翻译：照明装置及其控制方法
公开(公告)号：US20120074866A1
公开(公告)日：2012-03-29
申请号：US13046165
申请日：2011-03-11
申请人： Wei-Qiang ZHANG , Li-Zhi Xu , Qi Zhang , Jian-Ping Ying
发明人： Wei-Qiang ZHANG , Li-Zhi Xu , Qi Zhang , Jian-Ping Ying
IPC分类号： H05B37/02
CPC分类号： H05B33/0815 , H05B33/0824 , Y02B20/347
摘要： 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.
摘要翻译：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。

5. 发明授权

US08866411B2 Current control discharge lamp system and method for controlling current of discharge lamp 有权
标题翻译：电流控制放电灯系统及控制放电灯电流的方法
公开(公告)号：US08866411B2
公开(公告)日：2014-10-21
申请号：US13241318
申请日：2011-09-23
申请人： Qi Zhang , Wei-Qiang Zhang , Jian-Ping Ying
发明人： Qi Zhang , Wei-Qiang Zhang , Jian-Ping Ying
IPC分类号： G05F1/00
CPC分类号： H05B41/288 , H05B41/38
摘要： A discharge lamp system includes a discharge lamp, a power source, a converter, a lamp state signal detection module and a controller. The power source provides a DC power. The converter converts the DC power into a current required by the discharge lamp. The lamp state signal detection module receives a lamp state signal and outputs a lamp state detection signal. The controller processes the lamp state detection signal and a given synchronization signal to generate an average lamp current signal and a pulse current signal, and then processes the average lamp current signal and the pulse current signal to generate a control signal. The controller performs current control of the discharge lamp through the converter according to the control signal. Furthermore, a method for controlling a discharge lamp is also disclosed herein.
摘要翻译：放电灯系统包括放电灯，电源，转换器，灯状态信号检测模块和控制器。电源提供直流电源。该转换器将直流功率转换成放电灯所需的电流。灯状态信号检测模块接收灯状态信号并输出灯状态检测信号。控制器处理灯状态检测信号和给定的同步信号以产生平均灯电流信号和脉冲电流信号，然后处理平均灯电流信号和脉冲电流信号以产生控制信号。控制器根据控制信号通过转换器对放电灯进行电流控制。此外，本文还公开了一种用于控制放电灯的方法。

6. 发明授权

US08773039B2 Discharge lamp system, method and apparatus of controlling the transition time of discharge lamp current change 有权
标题翻译：放电灯系统，控制放电灯电流变化过渡时间的方法和装置
公开(公告)号：US08773039B2
公开(公告)日：2014-07-08
申请号：US13249272
申请日：2011-09-30
申请人： Qi Zhang , Wei-Qiang Zhang , Jian-Ping Ying
发明人： Qi Zhang , Wei-Qiang Zhang , Jian-Ping Ying
IPC分类号： G05F1/00
CPC分类号： H05B41/288
摘要： A method and a device for controlling a discharge Lamp, and a discharge lamp system are disclosed herein. The method includes the operations of: when the lamp current changes, determining a percentage of change of the lamp current according to a synchronous signal and obtaining a second lamp current after a discharge lamp current changes according to the percentage of change of the lamp current and a first lamp current; obtaining a modulating signal according to a current difference between the first lamp current and the second lamp current; and generating a pulse voltage signal according to the modulating signal. The pulse voltage signal transits from a first voltage to a second voltage during the time period when the lamp current is transited from a first lamp current to a second lamp current during a transition time.
摘要翻译：本文公开了一种用于控制放电灯的方法和装置以及放电灯系统。该方法包括以下操作：当灯电流变化时，根据同步信号确定灯电流变化的百分比，并且在放电灯电流根据灯电流的变化百分比变化后获得第二灯电流，并且第一灯电流; 根据第一灯电流和第二灯电流之间的电流差获得调制信号; 并根据调制信号产生脉冲电压信号。在灯电流在转换期间从第一灯电流转换到第二灯电流的时间段期间，脉冲电压信号从第一电压转换到第二电压。

7. 发明申请

US20080238374A1 SAMPLING METHOD WITH ADJUSTING DUTY RATIOS 失效
标题翻译：调整责任比例的采样方法
公开(公告)号：US20080238374A1
公开(公告)日：2008-10-02
申请号：US12044392
申请日：2008-03-07
申请人： Jian-Ping Ying , Ai-Bin Qiu , Jian-Hong Zeng , Zi-Ying Zhou
发明人： Jian-Ping Ying , Ai-Bin Qiu , Jian-Hong Zeng , Zi-Ying Zhou
IPC分类号： G05F1/70
CPC分类号： H02M3/157 , H02M2001/0009 , H02M2001/0012
摘要： A sampling method with adjusting duty ratios is provided and includes the following steps. A first working pulse signal which has a pulse-width duty ratio D in a switching period Ts is provided. A first adjusting period comprising first N successive switching periods of the first working pulse signal is set, wherein N is a natural number larger than 1. A second working pulse signal which has second N successive switching periods with their corresponding pulse-width duty ratio D1, D2, . . . , DN to drive the switch in the converter circuit is provided and the measured signal is generated, wherein the sum of D1, D2, . . . , DN substantially equals to N·D and the second N successive switching periods constitute a second adjusting period.
摘要翻译：提供了具有调节占空比的采样方法，包括以下步骤。提供在开关周期T S中具有脉冲宽度占空比D的第一工作脉冲信号。设置包括第一工作脉冲信号的第一N个连续切换周期的第一调整周期，其中N是大于1的自然数。具有第二N个连续切换周期的第二工作脉冲信号，其相应的脉冲宽度占空比D 1 ，D 2 。。。提供用于驱动转换器电路中的开关的D N N，并且产生测量信号，其中D 1，D 2，N 2，，。。。 D N基本上等于N.D，第二N个连续切换周期构成第二调整周期。

8. 发明授权

US07729140B2 Sampling method with adjusting duty ratios 失效
标题翻译：调整占空比采样方法
公开(公告)号：US07729140B2
公开(公告)日：2010-06-01
申请号：US12044392
申请日：2008-03-07
申请人： Jian-Ping Ying , Ai-Bin Qiu , Jian-Hong Zeng , Zi-Ying Zhou
发明人： Jian-Ping Ying , Ai-Bin Qiu , Jian-Hong Zeng , Zi-Ying Zhou
IPC分类号： H02M1/12 , H02M1/14
CPC分类号： H02M3/157 , H02M2001/0009 , H02M2001/0012
摘要： A sampling method with adjusting duty ratios is provided and includes the following steps. A first working pulse signal which has a pulse-width duty ratio D in a switching period Ts is provided. A first adjusting period comprising first N successive switching periods of the first working pulse signal is set, wherein N is a natural number larger than 1. A second working pulse signal which has second N successive switching periods with their corresponding pulse-width duty ratio D1, D2, . . . , DN to drive the switch in the converter circuit is provided and the measured signal is generated, wherein the sum of D1, D2, . . . , DN substantially equals to N·D and the second N successive switching periods constitute a second adjusting period.
摘要翻译：提供了具有调节占空比的采样方法，包括以下步骤。提供在开关周期Ts中具有脉冲宽度占空比D的第一工作脉冲信号。设置包括第一工作脉冲信号的第一N个连续切换周期的第一调整周期，其中N是大于1的自然数。具有第二N个连续切换周期的第二工作脉冲信号，其相应的脉冲宽度占空比D1 ，D2，。。。，提供在转换器电路中驱动开关的DN，并产生测量信号，其中D1，D2，...的总和。。。，DN基本上等于N·D，并且第二N个连续切换周期构成第二调整周期。

9. 发明申请

US20090243508A1 BALLAST CIRCUIT 有权
标题翻译：镇流器电路
公开(公告)号：US20090243508A1
公开(公告)日：2009-10-01
申请号：US12256926
申请日：2008-10-23
申请人： YUAN-YUAN ZHONG , Wei-Qiang Zhang , Jian-Ping Ying
发明人： YUAN-YUAN ZHONG , Wei-Qiang Zhang , Jian-Ping Ying
IPC分类号： H05B41/36
CPC分类号： H05B41/2827
摘要： A ballast circuit is provided. The ballast circuit comprises a first lamp set, a second lamp set, a detection circuit, and a latch circuit. The first lamp set comprises a first inductor and a plurality of containing areas. The second lamp set comprises a second inductor and at least one containing area. The detection circuit is configured to receive a direct current (DC) voltage and coupled to the containing areas of the first and second lamp sets so that the detection circuit, the first inductor, the second inductor, and a plurality of lamps contained in the containing areas are in a series connection and generate a first signal. The latch circuit is coupled to the detection circuit and configured to selectively start in response to the first signal.
摘要翻译：提供镇流器电路。镇流器电路包括第一灯组，第二灯组，检测电路和锁存电路。第一灯组包括第一电感器和多个容纳区域。第二灯组包括第二电感器和至少一个容纳区域。检测电路被配置为接收直流（DC）电压并且耦合到第一和第二灯组的容纳区域，使得检测电路，第一电感器，第二电感器和包含在容纳物体中的多个灯区域是串联连接并产生第一信号。锁存电路耦合到检测电路并且被配置为响应于第一信号选择性启动。

10. 发明申请

US20090261752A1 BALLAST 有权
公开(公告)号：US20090261752A1
公开(公告)日：2009-10-22
申请号：US12233054
申请日：2008-09-18
申请人： CHING-HO CHOU , Yuan-Yuan Zhong , Wei-Qiang Zhang , Jian-Ping Ying
发明人： CHING-HO CHOU , Yuan-Yuan Zhong , Wei-Qiang Zhang , Jian-Ping Ying
IPC分类号： H05B41/36
CPC分类号： H05B41/295
摘要： A ballast comprising a first input terminal, a second input terminal, a switch circuit, and a plurality of lamp sets is provided. The switch circuit comprises a first switch and a second switch connected with the first one. The switches are connected with the first and second input terminals respectively. The lamp sets are connected in parallel with each other and have an arrangement sequence. Each of the lamp sets is coupled to the first and second switches and comprises a first lamp having a first filament. The filaments are connected in series according to the arrangement order so that at least one junction is formed in the at least one connection point. The first one of the first filaments is coupled to the first switch. The last one of the first filaments is coupled to the second switch. Thereby, the ballast can be implemented by less internal connection terminals and leads.
摘要翻译：提供了包括第一输入端子，第二输入端子，开关电路和多个灯组的镇流器。开关电路包括与第一开关连接的第一开关和第二开关。开关分别与第一和第二输入端子连接。灯组彼此并联连接并具有排列顺序。每个灯组联接到第一和第二开关，并且包括具有第一灯丝的第一灯。灯丝根据布置顺序串联连接，使得至少一个连接点形成在至少一个连接点上。第一个灯丝中的第一个灯丝耦合到第一个开关。第一个灯丝中的最后一个灯丝耦合到第二个开关。因此，镇流器可以通过较少的内部连接端子和引线来实现。

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