It is seen as a major competitor to not only the iPhone platform but Microsoft's Windows Mobile and Nokia's Symbian.

不仅仅是iPhone平台，对于微软的Windows和诺基亚的Symbian平台，它都被视为最主要的竞争对手。

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Antenna does this by selling a mobile service and platform to enterprises called Antenna Mobility Platform (AMP) that runs mobile devices such as the Apple iPhone, RIM (RIMM) BlackBerry, Windows Mobile, Windows, Symbian and Google (GOOG) Android.

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The company has 1 million subscribers to its mobile service, which is available on the iPhone as well as devices running Android, Symbian, webOS and Windows Mobile.

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