摘要 |
<p>An LED lighting apparatus and a method of control the same is provided to prevent power loss by controlling the brightness of a light according to indoor and outdoor lighting and a weather condition. A lighting body(100) includes a housing(110) protecting a light source and a light source having a plurality of LEDs. An illumination sensor(20) measures a illumination according to natural light, and a power supply unit is connected with the light source, and includes a switching element which controls the light source to turn on/off in order. The power supply unit controls the amount of current and supplies power to the light source by PWM(Pulse Width Modulation) according to control of the controller. When the light source is turned on/off in order, the controller controls the amount of the current according to a time that a remaining light is disappeared.</p> |