Google is issuing the first over the air update to its Nexus One phone. Users will receive a message on their phone's notification bar and will be able to download the update.

Along with some bug fixes, the update has the following features:

"Google Goggles: this mobile application will now be available directly on your device by launching it from your All Apps menu. Just use your Nexus One camera to start searching the web

Google Maps: the Maps application with be updated to a new version, Google Maps 3.4, which will include:
Starred items synchronized with maps.google.com - access your favorite places from your phone or computer
Search suggestions from your personal maps.google.com history - makes it easy to search for places you've searched for before
Night mode in Google Maps Navigation - automatically changes your screen at night for easier viewing and driving
Pinch-to-zoom functionality: devices will now include a new pinch-to-zoom mechanism in the phone's Browser, Gallery and Maps applications

3G connectivity: we will provide a general fix to help improve 3G connectivity on some Nexus One phones.

In order to access the update, you will receive a message on your phone's notification bar. Just download the update, wait for it to install, and you should be all set. This update will be rolled out gradually to phones - and most users might not receive the notification until the end of the week. We hope you enjoy these new features and look forward to your feedback."