A-GPS (was Re: Freerunner as a mobile gateway - shipping container)

2011-06-06 Thread Phil Vandry
On 2011-05-24 08:42, Ed Kapitein wrote: You could overcome the TTFF problem by using the agps software from [1] It loads the needed data from the gps chip and uses that the next time you power on the gps unit. I usually get a fix in 2 minutes. Hi Ed, For some reason I thought the Antaris chip

Re: Freerunner as a mobile gateway - shipping container

2011-05-24 Thread Ed Kapitein
On 05/23/2011 07:24 PM, Phil Vandry wrote: On Wed, May 18, 2011 at 03:19:16PM +0200, Eric Smith wrote: Main application here is in a sea shipping container. The key issues are RF communication (when in a GSM range of course) and power management due to the long haul journey including journey

Re: Freerunner as a mobile gateway - shipping container

2011-05-24 Thread Ed Kapitein
[1] https://github.com/gabrys/gta02-agps :-) On 05/24/2011 02:42 PM, Ed Kapitein wrote: On 05/23/2011 07:24 PM, Phil Vandry wrote: On Wed, May 18, 2011 at 03:19:16PM +0200, Eric Smith wrote: Main application here is in a sea shipping container. The key issues are RF communication (when in a

Re: Freerunner as a mobile gateway - shipping container

2011-05-23 Thread Phil Vandry
On Wed, May 18, 2011 at 03:19:16PM +0200, Eric Smith wrote: Main application here is in a sea shipping container. The key issues are RF communication (when in a GSM range of course) and power management due to the long haul journey including journey overland. Power supply has to be in the

Re: Freerunner as a mobile gateway

2011-05-18 Thread Al Johnson
On Tuesday 17 May 2011, Eric Smith wrote: Hi I am considering using the Freerunner as a mobile gateway to track GPS on a vehicle and to receive data from wireless sensors in the vehicle and send the sensor data and GPS data through GPRS. We may need to plug a customised wireless device

Re: Freerunner as a mobile gateway

2011-05-18 Thread Timo Juhani Lindfors
Eric Smith e...@fruitcom.com writes: I am considering using the Freerunner as a mobile gateway to track GPS on a vehicle and to receive data from wireless sensors in the vehicle and send the sensor data and GPS data through GPRS. We may need to plug a customised wireless device into the

Re: Freerunner as a mobile gateway - shipping container

2011-05-18 Thread Eric Smith
Thanks Al, Main application here is in a sea shipping container. The key issues are RF communication (when in a GSM range of course) and power management due to the long haul journey including journey overland. Power supply has to be in the form of an additional battery. Technical issue is to

Re: Freerunner as a mobile gateway - shipping container

2011-05-18 Thread Al Johnson
On Wednesday 18 May 2011, Eric Smith wrote: Thanks Al, Main application here is in a sea shipping container. Good luck getting a signal when they're stacked! I guess you can find somewhere to stick the antennae where they won't be too vulnerable and have a fair chance of getting a signal.