HOUSE OVERSIGHT 032097 shoe may well be one of the least frivolous prototypes on display among the 1,100 exhibitors. Developers plan to sell the device as a way to track mentally disabled people or seniors who have Alzheimer's disease. Where would you be without GPS? Perhaps carrying fewer gadgets: The technology is being added to shoes, MP3 players, dogs By Carolyn Y. Johnson Boston Globe 1February 19, 2007 This month, GTX Corp. launched a line of Xplorer Smart GPS shoes that transform sneakers into a wearable LoJack system. ABI Research found that the number of people in North America who subscribe to GPS-enabled location-based services more than doubled between 2005 and 2006, from 1.6 to 3.9 million. The number of subscribers is projected to rocket to 52 million in 2011. That means companies working in what used to be a niche market have been enjoying explosive growth. Revenues at TomTom NV, a Concord-based maker of personal navigation products, have increased more than 500-fold since 2001, from $2.5 million to an estimated $1.7 billion last year. Garmin's business has exploded into the mainstream, too, and the company ran its first Super Bowl ad this year. Boston-based start-up Skyhook Wireless brings location awareness to any device with WiFi, and announced a major partnership this month with GPS platform maker SiRF. Xplorer shoes offer advanced personal location services from Wearable Electronics January 29, 2007 - We've written several times about the concept of electronically fencing dogs and cats for their safety, or the safety of others. Similarly, as GPS technologies have become commercially viable, of tracking assets and loved ones to ensure their safety. Now personal location services company GTXC Corporation, is set to unveil a line of Xplorer Smart GPS shoes at the World Shoe Association (WSA) in Las Vegas on February 1 which offer a range of new opportunities. Xplorer shoes incorporate a small and robust GPS tracking device