GPS.NET Global Positioning SDK is a component used by software developers to quickly develop professional, precise GPS and location-based applications. GPS.NET offers developers a rich library of features all designed to save time and get your products to market fast. GPS.NET supports desktop and mobile devices, including PocketPC and Smartphone. GPS.NET works with all Visual Studio.NET development platforms, including Visual Studio.NET 2005 (a.k.a. "Whidbey"). GPS.NET also offers several geodetic calculations and coordinate conversion features, and can automatically detect any serial, USB, Compact Flash, Secure Digital, or Bluetooth device connected to the computer. GPS.NET is Windows Mobile™ certified and available under an unlimited, royalty-free license, making it the only choice for professional GPS application development. Try GPS.NET absolutely free for one month and you'll see why it has been rated as one of the best .NET components ever written.
点这里下载-> Geoframeworks GPS.NET v2.3.1 特别版