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    • 5. 发明授权
    • High voltage discharge lamp lighting device
    • 高压放电灯照明装置
    • US08044601B2
    • 2011-10-25
    • US12410595
    • 2009-03-25
    • Nobutoshi MatsuzakiHiroyasu EriguchiTakeshi GorikiTakeshi KamoiNaoki KomatuJun KumagaiSatoru NagataDaisuke YamaharaAkira Yufuku
    • Nobutoshi MatsuzakiHiroyasu EriguchiTakeshi GorikiTakeshi KamoiNaoki KomatuJun KumagaiSatoru NagataDaisuke YamaharaAkira Yufuku
    • H05B37/00H02M3/35
    • H05B41/042H05B41/2881Y02B20/204
    • A high-voltage discharge lamp lighting device provides a starting pulse voltage sufficient to turn on a high-voltage discharge lamp having terminal wire connections of variable length. A power conversion circuit is coupled to a commercial AC power source input and rectifies the AC input into a predetermined DC voltage output. A charging capacitor is coupled to the power conversion circuit. A full bridge circuit is coupled to the power conversion circuit and the charging capacitor and provides a rectangular wave AC output signal to a transformer primary winding circuit of at least a capacitor, a single switching element and a primary winding of a transformer. A low pulse voltage is induced in the primary winding and a transformer secondary winding is connected on one end to the high-voltage discharge lamp, wherein the low pulse voltage is stepped up to a high pulse voltage and applied to the high-voltage discharge lamp. A reference voltage is generated in a reference transformer winding representative of the high pulse voltage. A starting pulse equivalent value detection circuit is connected to the reference winding and detects a value associated with the reference voltage. A control circuit receives said value from said detection circuit, and variably controls at least one of a frequency of the single switching element or an ON impedance of the single switching element in association with said value, wherein said frequency or ON impedance is further associated with a starting pulse voltage sufficient to start the high-voltage discharge lamp.
    • 高压放电灯点亮装置提供足以接通具有可变长度的端子线连接的高压放电灯的起始脉冲电压。 电力转换电路耦合到商用AC电源输入端,并将AC输入整流为预定的直流电压输出。 充电电容器耦合到功率转换电路。 全桥电路耦合到功率转换电路和充电电容器,并且向至少一个电容器,单个开关元件和变压器的初级绕组的变压器初级绕组电路提供矩形波交流输出信号。 在初级绕组中感应出低脉冲电压,变压器次级绕组的一端连接到高压放电灯,其中低脉冲电压升高到高脉冲电压并施加到高压放电灯 。 在代表高脉冲电压的参考变压器绕组中产生参考电压。 启动脉冲等效值检测电路连接到基准绕组,并检测与参考电压相关的值。 控制电路从所述检测电路接收所述值,并且与所述值相关联地可变地控制单个开关元件的频率或单个开关元件的导通阻抗中的至少一个,其中所述频率或导通阻抗进一步与 起动脉冲电压足以启动高压放电灯。
    • 6. 发明申请
    • High Voltage Discharge Lamp Lighting Device
    • 高压放电灯照明装置
    • US20100013398A1
    • 2010-01-21
    • US12410595
    • 2009-03-25
    • Nobutoshi MatsuzakiHiroyasu EriguchiTakeshi GorikiTakeshi KamoiNaoki KomatuJun KumagaiSatoru NagataDaisuke YamaharaAkira Yufuku
    • Nobutoshi MatsuzakiHiroyasu EriguchiTakeshi GorikiTakeshi KamoiNaoki KomatuJun KumagaiSatoru NagataDaisuke YamaharaAkira Yufuku
    • H05B41/36
    • H05B41/042H05B41/2881Y02B20/204
    • A high-voltage discharge lamp lighting device provides a starting pulse voltage sufficient to turn on a high-voltage discharge lamp having terminal wire connections of variable length. A power conversion circuit is coupled to a commercial AC power source input and rectifies the AC input into a predetermined DC voltage output. A charging capacitor is coupled to the power conversion circuit. A full bridge circuit is coupled to the power conversion circuit and the charging capacitor and provides a rectangular wave AC output signal to a transformer primary winding circuit of at least a capacitor, a single switching element and a primary winding of a transformer. A low pulse voltage is induced in the primary winding and a transformer secondary winding is connected on one end to the high-voltage discharge lamp, wherein the low pulse voltage is stepped up to a high pulse voltage and applied to the high-voltage discharge lamp. A reference voltage is generated in a reference transformer winding representative of the high pulse voltage. A starting pulse equivalent value detection circuit is connected to the reference winding and detects a value associated with the reference voltage. A control circuit receives said value from said detection circuit, and variably controls at least one of a frequency of the single switching element or an ON impedance of the single switching element in association with said value, wherein said frequency or ON impedance is further associated with a starting pulse voltage sufficient to start the high-voltage discharge lamp.
    • 高压放电灯点亮装置提供足以接通具有可变长度的端子线连接的高压放电灯的起始脉冲电压。 电力转换电路耦合到商用AC电源输入端,并将AC输入整流为预定的直流电压输出。 充电电容器耦合到功率转换电路。 全桥电路耦合到功率转换电路和充电电容器,并且向至少一个电容器,单个开关元件和变压器的初级绕组的变压器初级绕组电路提供矩形波交流输出信号。 在初级绕组中感应出低脉冲电压,变压器次级绕组的一端连接到高压放电灯,其中低脉冲电压升高到高脉冲电压并施加到高压放电灯 。 在代表高脉冲电压的参考变压器绕组中产生参考电压。 启动脉冲等效值检测电路连接到基准绕组,并检测与参考电压相关的值。 控制电路从所述检测电路接收所述值,并且与所述值相关联地可变地控制单个开关元件的频率或单个开关元件的导通阻抗中的至少一个,其中所述频率或导通阻抗进一步与 起动脉冲电压足以启动高压放电灯。
    • 10. 发明申请
    • Discharge lamp lighting control device
    • 放电灯照明控制装置
    • US20060279230A1
    • 2006-12-14
    • US10553846
    • 2004-04-22
    • Fred LeeJinghai ZhouYan JiangMasanao OkawaDung TranHiroyasu Eriguchi
    • Fred LeeJinghai ZhouYan JiangMasanao OkawaDung TranHiroyasu Eriguchi
    • H05B41/24
    • H02M1/42H05B41/2886Y02B20/202Y02B70/12
    • A discharge lamp lighting control device (100) having a DC power converter, a power factor improving power converter (1), a polarity reversing circuit (2), a starter circuit (3), and a controller (4). The power factor improving power converter 1 includes a switching device S, a power factor improver, and a power converter. The power factor improver operates to smooth a rectified voltage by storing energy in a first inductive device L1 and by discharging energy from a second inductive device L2, in which the first and second inductive devices are magnetically coupled together. The storing and discharging is performed by turning ON and OFF the switching device S. A predetermined DC voltage is converted by energy stored and discharged by a third inductive device L3 in response to the turning ON and OFF of the switching device S.
    • 具有DC功率转换器,功率因数改善功率转换器(1),极性反转电路(2),起动电路(3)和控制器(4)的放电灯点亮控制装置(100)。 功率因数改善功率转换器1包括开关器件S,功率因数改进器和功率转换器。 功率因数改进器通过将能量存储在第一感应装置L 1中并通过从第二感应装置L 2中释放能量来平滑整流电压,其中第一和第二感应装置磁耦合在一起。 通过接通和断开开关装置S进行存储和放电。响应于开关装置S的接通和断开,通过由第三感应装置L 3存储和放电的能量来转换预定的DC电压。