http://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/ Engadget Comments for Sony expands Nav-U GPS line with four new models http://www.engadget.com/media/feedlogo.gif http://www.engadget.com en-us Copyright 2012 Weblogs, Inc. The contents of this feed are available for non-commercial use only. Blogsmith http://www.blogsmith.com/http://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/http://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/Aug 27th 2008 1:10PMhttp://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/http://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/Aug 27th 2008 2:53PMhttp://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/http://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/
Good thing that the GPS in my head works pretty good.]]>Aug 27th 2008 1:22PMhttp://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/http://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/
flow of traffic in that area is about that speed.

I wonder if there's an accelerometer display or if that sensor's only used to keep track of location in case of signal loss...]]>Aug 27th 2008 1:31PMhttp://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/http://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/Aug 27th 2008 1:41PMhttp://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/http://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/
The problem comes from the fact that they only give you acceleration, not absolute velocity or position. Thus small errors over a period of time add up, until your data is essentially worthless.]]>Aug 27th 2008 1:38PMhttp://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/http://www.engadget.com/2008/08/27/sony-expands-nav-u-gps-line-with-four-new-models/Aug 28th 2008 12:20AM