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    • 3. 发明授权
    • High pressure discharge lamp lighting device and luminaire
    • 高压放电灯照明装置和灯具
    • US08115404B2
    • 2012-02-14
    • US12461405
    • 2009-08-11
    • Takeshi GorikiTakeshi KamoiNobutoshi MatsuzakiDaisuke Yamahara
    • Takeshi GorikiTakeshi KamoiNobutoshi MatsuzakiDaisuke Yamahara
    • H05B41/16G05F1/00
    • H05B41/388H05B41/288Y02B20/204
    • A high pressure discharge lamp lighting device, includes: a DC/DC converter for converting a power source voltage of a DC power source into a desired DC voltage and stably lighting a high pressure discharge lamp; a DC/AC inverter for inverting the DC voltage into an AC voltage; and a starting pulse generating circuit for generating a high voltage required for the start-up of the high pressure discharge lamp. Further, the high pressure discharge lamp lighting device includes a lighting state decision unit for deciding a lighted/unlighted state of the high pressure discharge lamp; and an operating state switching control unit for switching the operating state of at least one of the DC/DC converter, the DC/AC inverter, and the starting pulse generating circuit to another operating state, depending on a predetermined operation phase out of the start-up, stable lighting and power interrupt phases of the high pressure discharge lamp.
    • 一种高压放电灯点灯装置,包括:DC / DC转换器,用于将直流电源的电源电压转换为期望的直流电压并稳定点亮高压放电灯; 用于将DC电压反相为AC电压的DC / AC逆变器; 以及用于产生高压放电灯启动所需的高电压的起动脉冲发生电路。 此外,高压放电灯点亮装置包括:用于判定高压放电灯的点亮状态的发光状态判定部; 以及操作状态切换控制单元,用于根据预定的操作阶段从开始切换DC / DC转换器,DC / AC逆变器和起动脉冲发生电路中的至少一个的操作状态到另一个操作状态 - 高压放电灯的稳定的照明和电源中断阶段。
    • 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 PRESSURE DISCHARGE LAMP LIGHTING APPARATUS AND LIGHTING FIXTURE
    • 高压放电灯照明设备和照明灯具
    • US20110037406A1
    • 2011-02-17
    • US12989197
    • 2009-04-06
    • Nobutoshi MatsuzakiTakeshi KamoiTakeshi GorikiDaisuke Yamahara
    • Nobutoshi MatsuzakiTakeshi KamoiTakeshi GorikiDaisuke Yamahara
    • H05B41/36
    • H05B41/2887H05B41/042Y02B20/202
    • The high pressure discharge lamp lighting apparatus (10) includes a power circuit (20, 30, 40, and 50) and a starting circuit (60). The power circuit (20, 30, 40, and 50) includes a pair of output terminals (55 and 56) adapted to be respectively connected to a pair of electrodes (91 and 92) of a high pressure discharge lamp (90). The power circuit (20, 30, 40, and 50) is configured to apply an AC voltage for keeping the high pressure discharge lamp (90) turned on across the pair of the output terminals (55 and 56). The starting circuit (60) is configured to apply a starting pulse voltage across the pair of the electrodes (91 and 92) of the high pressure discharge lamp (90). The starting circuit (60) is configured to have output characteristics of increasing the starting pulse voltage with an increase of a length of a pair of output wires (83) used with connection of the high pressure discharge lamp (90), and of decreasing the starting pulse voltage when the length of the pair of the output wires (83) exceeds a certain value.
    • 高压放电灯点亮装置(10)包括电源电路(20,30,40和50)和起动电路(60)。 电源电路(20,30,40和50)包括适于分别连接到高压放电灯(90)的一对电极(91和92)的一对输出端子(55和56)。 电源电路(20,30,40和50)被配置为施加用于使高压放电灯(90)在一对输出端子(55和56)上导通的AC电压。 启动电路(60)被配置为在高压放电灯(90)的一对电极(91和92)上施加起始脉冲电压。 启动电路(60)被配置为具有随着与高压放电灯(90)的连接一起使用的一对输出线(83)的长度的增加而具有增加起始脉冲电压的输出特性, 当一对输出线(83)的长度超过一定值时启动脉冲电压。
    • 8. 发明申请
    • High pressure discharge lamp lighting device and luminaire
    • 高压放电灯照明装置和灯具
    • US20100039039A1
    • 2010-02-18
    • US12461405
    • 2009-08-11
    • Takeshi GorikiTakeshi KamoiNobutoshi MatsuzakiDaisuke Yamahara
    • Takeshi GorikiTakeshi KamoiNobutoshi MatsuzakiDaisuke Yamahara
    • H05B41/36
    • H05B41/388H05B41/288Y02B20/204
    • A high pressure discharge lamp lighting device, includes: a DC/DC converter for converting a power source voltage of a DC power source into a desired DC voltage and stably lighting a high pressure discharge lamp; a DC/AC inverter for inverting the DC voltage into an AC voltage; and a starting pulse generating circuit for generating a high voltage required for the start-up of the high pressure discharge lamp. Further, the high pressure discharge lamp lighting device includes a lighting state decision unit for deciding a lighted/unlighted state of the high pressure discharge lamp; and an operating state switching control unit for switching the operating state of at least one of the DC/DC converter, the DC/AC inverter, and the starting pulse generating circuit to another operating state, depending on a predetermined operation phase out of the start-up, stable lighting and power interrupt phases of the high pressure discharge lamp.
    • 一种高压放电灯点灯装置,包括:DC / DC转换器,用于将直流电源的电源电压转换为期望的直流电压并稳定点亮高压放电灯; 用于将DC电压反相为AC电压的DC / AC逆变器; 以及用于产生高压放电灯启动所需的高电压的起动脉冲发生电路。 此外,高压放电灯点亮装置包括:用于判定高压放电灯的点亮状态的发光状态判定部; 以及操作状态切换控制单元,用于根据预定的操作阶段从开始切换DC / DC转换器,DC / AC逆变器和起动脉冲发生电路中的至少一个的操作状态到另一个操作状态 - 高压放电灯的稳定的照明和电源中断阶段。
    • 9. 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。