| 发明名称 |
Lighting Device |
| 摘要 |
According to one embodiment, there is provided a lighting device which includes a substrate; a light emitting element which is provided on the substrate; and a resistive element which is provided on the substrate, and is connected to the light emitting element in series, in which a voltage rate of the resistive element when a value of a first voltage which is reduced to half is applied to a first circuit to which the light emitting element and the resistive element are connected in series becomes equal to or smaller than 25% of a voltage rate of the resistive element when the first voltage is applied to the first circuit. |
| 申请公布号 |
US2015061535(A1) |
申请公布日期 |
2015.03.05 |
| 申请号 |
US201414207702 |
申请日期 |
2014.03.13 |
| 申请人 |
Toshiba Lighting & Technology Corporation |
发明人 |
Hino Kiyokazu |
| 分类号 |
H05B33/08 |
主分类号 |
H05B33/08 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A lighting device comprising:
a substrate; a light emitting element which is provided on the substrate; and a resistive element which is provided on the substrate, and is connected to the light emitting element in series, wherein a voltage rate of the resistive element when a value of a first voltage which is reduced to half is applied to a first circuit to which the light emitting element and the resistive element are connected in series becomes equal to or smaller than 25% of a voltage rate of the resistive element when the first voltage is applied to the first circuit. |
| 地址 |
Yokosuka-shi JP |
