Philips has introduced its new Wake-up Light for the iPod and iPhone. The Wake-up Light is designed to gradually increase the light intensity over 30 minutes leading up to the user’s set alarm time, letting him/her awaken to a traditional beep, a choice of four built-in natural sounds, the integrated FM radio, or the attached iPod or iPhone. It also offers a similar program to gradually decrease light and sound to help the user drift to…