[time-nuts] Best Chance GPS module

Bob Camp kb8tq at n1k.org
Wed Nov 30 19:22:48 EST 2016


Hi

Most of this is “I have an idea, I can (loosely)  connect the idea to big volume, give me *big* piles of money”. 
Trying to work it out on a technical basis is not going to work very well ….

Bob

> On Nov 30, 2016, at 6:49 PM, Jay Grizzard <elfchief-timenuts at lupine.org> wrote:
> 
> On 2016-11-30 13:45 , André Esteves wrote:
>> Millimeter accurate GPS in smartphones and self driving cars would
>> result from tiny atomic clocks
> I saw a different form of this article a month or so back, and for the life of me I can't figure out how having a tiny atomic clock helps GPS accuracy at all (nor how it would help w/ inertial reckoning, which was a claim I saw in a different article on the same folks). Especially since (AFAIK) the error budget of the GPS system in general far exceeds "millimeter" accuracy, without post-processing all your data...
> 
> I'm also pretty sure numerous people here would object to the characterization of atomic clocks as "room sized", in general. ;)
> 
> -j
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