[gta02] Re: DM2 GPS issue - CN
willie_chen at openmoko.com
Tue Apr 15 11:52:53 CEST 2008
Andy Green wrote:
> Somebody in the thread at some point said:
> | Today I improved our DM2 GPS performance. I go to the outside and
> test it.
> | After DM2 GPS test gets the position, it needs 40-50 seconds.
> | Miles, I give you gps_perf.patch to improve the performance.
> Nice work Willie it proves that suspicious buffering code is the
> problem. We will beat on that code some more as soon as I can build it.
Our DM2 CNR test is also caused by suspicious buffering problem.
Today, I use R&S SMU200A to test CNR. It seems very good.
We can get PRN and C/N during 10 seconds.
-------------- next part --------------
A non-text attachment was scrubbed...
Size: 2647 bytes
Desc: not available
Url : http://lists.openmoko.org/pipermail/openmoko-devel/attachments/20080415/1a651a84/gps_cn.bin
More information about the openmoko-devel