[FOSS-GPS] RE: Post-processing RINEX to simulate RTK

[António Pestana]

2011/10/26 Mauro Ugarte Avilés <mauro.ugarte at cefop.udec.cl>

> **
>
> Regarding that chapter, you should use as your network topology, the
> example 4 (Wifi) or 5 (mobile phone network), and replace on both of those
> examples the block "RTKNAVI" by Spider (and maybe move Spider to the "Base
> Station" or reference receiver's PC, and "STRSVR" to the remote receiver's
> PC) . If there is going to be line of sight between both locations, a
> Wireless Router or Access Point connected at the Base Station's PC Ethernet
> port (or wirelessly), an a USB wireless adapter with detachable antenna at
> the rover's PC (this one, for example:
> http://www.tp-link.com/en/products/details/?model=TL-WN722N), with both
> antennas (the AP/router and the USB adapter) replaced by a directional Wifi
> antenna like this one:
> http://www.tiendecita.com/antena-wifi-planar-estanca-marca-abaks-p-99.html,
> should do it. (Note that the antenna does not include the coaxial cable
> needed to connect the antenna to the AP/router (that by the way has to have
> a detachable antenna also, in order to replace it), but that cable can be
> easily found on computer stores). The USB wireless adapter used at the
> remote receiver's PC should be placed inside the box behind the antenna,
> were the RP-SMA connector is.
>

Once again very useful tips. Thanks.


>
> My fault, no examples...but at least RTKLIB has a manual....and there are
> screen captures on it!! At the GNSS positioning techniques FOSS world, those
> features are not very usual... ;-).
>

Yes. I must agree with you. The manual is very good.


> Based on that brief descriptions, you would be able to find better
> explanations somewhere else: papers, doctorate theses, GNSS equipment
> manufacturers, etc.
>

That's what I'm trying to do these days...



> You will be sensing large structures, right? In that case, I would go with
> "static" (static rover, static reference), not "moving-base" (moving rover,
> moving reference) nor "fixed" (constant distance between rover and base).
> Maybe you could go with kinematic too, if the real-time displacements and
> deflections of the structures studied can be considered as "movement".
>
>
My structures move at relatively high frequencies (say from 0,1 to 5 Hz).
Most of the movements are small (a few centimeters at most).

Best regards

Antonio
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