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    • 6. 发明申请
    • LIGHT SOURCE APPARATUS, DISCHARGE LAMP DRIVING METHOD, AND PROJECTOR
    • 光源设备,放电灯驱动方法和投影仪
    • US20120319599A1
    • 2012-12-20
    • US13478536
    • 2012-05-23
    • Junichi SuzukiSatoshi Kito
    • Junichi SuzukiSatoshi Kito
    • H05B41/36
    • H05B41/36G03B21/2026G03B21/206H05B41/2858
    • A light source apparatus includes a discharge lamp including a light-emitting container, and a pair of electrodes disposed such that a respective tip portion thereof opposes each other in the light-emitting container, and a driving unit that supplies a driving current to the pair of electrodes. The driving unit includes an AC supplier that supplies an alternating current of a frequency not lower than 1 kHz and not higher than 10 GHz to the pair of electrodes and a DC supplier that supplies a direct current to the pair of electrodes. The AC supplier is configured so as to alternately repeat an AC supply section in which the alternating current is supplied and an AC stop section in which the supply of the alternating current is stopped, and the DC supplier is configured so as to supply the direct current during a period corresponding to the AC stop section.
    • 光源装置包括:放电灯,其包括发光容器;以及一对电极,其布置成使得其顶端部分在发光容器内彼此相对;以及驱动单元,用于向所述发射容器提供驱动电流 的电极。 驱动单元包括向一对电极提供频率不低于1kHz且不高于10GHz的交流电的AC供应器,以及向一对电极提供直流电的DC供应器。 AC供给器被配置为交替重复提供交流电的AC供电部和停止供给交流电的AC停止部,并且DC供给器被配置为提供直流电 在与AC停止部相对应的期间。
    • 8. 发明授权
    • Light source apparatus, discharge lamp driving method, and projector
    • 光源装置,放电灯驱动方法和投影仪
    • US08742697B2
    • 2014-06-03
    • US13478536
    • 2012-05-23
    • Junichi SuzukiSatoshi Kito
    • Junichi SuzukiSatoshi Kito
    • H05B37/02
    • H05B41/36G03B21/2026G03B21/206H05B41/2858
    • A light source apparatus includes a discharge lamp including a light-emitting container, and a pair of electrodes disposed such that a respective tip portion thereof opposes each other in the light-emitting container, and a driving unit that supplies a driving current to the pair of electrodes. The driving unit includes an AC supplier that supplies an alternating current of a frequency not lower than 1 kHz and not higher than 10 GHz to the pair of electrodes and a DC supplier that supplies a direct current to the pair of electrodes. The AC supplier is configured so as to alternately repeat an AC supply section in which the alternating current is supplied and an AC stop section in which the supply of the alternating current is stopped, and the DC supplier is configured so as to supply the direct current during a period corresponding to the AC stop section.
    • 光源装置包括:放电灯,其包括发光容器;以及一对电极,其布置成使得其顶端部分在发光容器内彼此相对;以及驱动单元,用于向所述发射容器提供驱动电流 的电极。 驱动单元包括向一对电极提供频率不低于1kHz且不高于10GHz的交流电的AC供应器,以及向一对电极提供直流电的DC供应器。 AC供给器被配置为交替重复提供交流电的AC供电部和停止供给交流电的AC停止部,并且DC供给器被配置为提供直流电 在与AC停止部相对应的期间。