Invisible Link

Whether you're keeping your home safe or watching movies by the pool, wires aren't required

Smoke Alarm ZigBee is a new wireless technology that efficiently transmits short data messages. Smoke alarms by Freescale Semiconductor will use ZigBee and run for months on regular batteries. That way, people upstairs could get an early warning if a fire breaks out in the basement. In prototype

LocationFree TV Channel surfing is so passé. The new way to watch TV? Take Sony's 7-in. or 12-in. LCD TV anywhere there's a hot spot, and it will let you play movies or shows from your home DVD player, TiVo or cable box over the Internet. $1,100 to $1,500

Heart-Rate Monitor Another ZigBee...

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