NYtimes.com Article By MIGUEL HELFT Published: January 5, 2010

MOUNTAIN VIEW, Calif. - Google stepped up its attack on the mobile phone industry on Tuesday, introducing a new touchscreen phone called Nexus One to compete with the iPhone.

The device, which was built by HTC, a Taiwanese electronics manufacturer, has a 3.7-inch screen and runs the latest version of Google's Android operating system. It is just 11.5 millimeters thin, or about the thickness of a No. 2 pencil, and weighs 130 grams, or no more than a small Swiss Army knife, said Erick Tseng, a senior product manager. It has a 5-megapixel camera and an LED flash and can shoot both still images and video.

"The Nexus One is an exemplar of what is possible with Android on mobile phones," Mario Queiroz, a vice president for product management at Google, said during a news conference at Google's headquarters here.

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