[Loadstone] Built-in GPS

Shawn Kirkpatrick shawn at odyssey.cm.nu
Fri Nov 23 00:41:56 GMT 2007


The royaltek or the holux m1000 seem to be good choices at the moment.

On Thu, 22 Nov 2007, Cearbhall O Meadhra wrote:

> Dear Monty,
>
> I would like to purchase a new GPS receiver and would appreciate any
> guidance you can give me as to the best model to buy.
>
> Is the Royaltech model still the best one?
>
> Yours sincerely,
>
>
> Cearbhall E. O'Meadhra
> president, IDD
>
> "Good design enables - Bad design disables"
>
> Tel: 01-2864623 Mob: 087 9922227 Em: president at idd.ie
>
>
>
>
> -----Original Message-----
> From: loadstone-bounces at loadstone-gps.com
> [mailto:loadstone-bounces at loadstone-gps.com] On Behalf Of
> monty at loadstone-gps.com
> Sent: 25 June 2007 16:43
> To: loadstone at loadstone-gps.com
> Subject: Re: [Loadstone] Built-in GPS
>
> Hello Cearbhall,
>
> I can't personally comment on the quality of the GPS receivers built in to
> some of Nokia's handsets (such as the N95) as I haven't had the pleasure of
> getting my hands on one but I have read that the GPS receiver on-board the
> N95 is not using the SIRF Star III chipset.  In fact, I have heard rumour
> that it uses SIRF Star II.
>
> At the moment Loadstone does not support these on-board GPS receivers though
> we hope to include support in the near future.
>
> Best regards,
>   Monty
>
>
> On Mon, 25 Jun 2007, Cearbhall O Meadhra wrote:
>
>> Dear all,
>>
>> I have been asked about the GPS receivers in the latest Nokia phones.
>> Sighted users say that they are good and work well. Has anyone any
>> experience of these phones with Talks and loadstone or any other
>> guidance application?
>>
>>
>> All the best,
>>
>>
>> Cearbhall
>>
>> "Good design enables - Bad design disables"
>>
>> Tel: 01-2864623 Mob: 087 9922227 Em: cearbhall.omeadhra at projectidd.ie
>>
>>
>>
>>
>>  _____
>>
>> From: loadstone-bounces at loadstone-gps.com
>> [mailto:loadstone-bounces at loadstone-gps.com] On Behalf Of Rob Melchers
>> Sent: 24 June 2007 18:55
>> To: loadstone at loadstone-gps.com
>> Subject: Re: [Loadstone] MTK chipset, was Re: royaltek rbt 2110
>>
>>
>> Hallo Jurg,
>>
>> When using programs like Wayfinder or Trekker this software wants to
>> put you in a street, not on top of a building. If you're put in the
>> wrong street, the faulty reading is as faulty as the distance between
>> the street you are in and the street the software thinks you are in.
>> So, if these streets are seperated by 40 meters, you're off by 40
>> meters, even though your receiver may not be more off than 15 meters.
>> When using Loadstone I do not experience faults bigger than 20 meters
>> in urban canyons and I'm afraid that's what we have to live with using
>> GPS as an orientational tool. In the area I live in (a mix of low and
>> high buildings seperated by open areas) accuracy usually is between 10
>> and 15 meters. In good conditions this can improve to between
>> 5 and 10 meters, but that's about it. Again I would like to warn for
>> receivers that use averaging models and 'improvements after
>> reception'. So far these improvements have had no influence on the
>> kind of accuracy we are looking for.
>>
>> Rob
>>
>> At 6/24/2007, you wrote:
>>
>>
>> Content-class: urn:content-classes:message
>> Content-Type: multipart/alternative;
>>        boundary="----_=_NextPart_001_01C7B633.7E17195D"
>>
>> hi Rob,
>> ; In theory, MPR is responsible for a plus minus 3 meters degradation
>> of accuracy is this what you see in practice as well?
>> I'd would say accuracy is degradated up to 40 meters in practice.
>> I made some testing with another software which announces me in
>> realtime on which street i am.
>> Sometimes, on the same street, it gives me a parallel street in about
>> 40 meters, but as this happens not all the time, it cannot be a problem of
> map.
>> Hence, i'd say it's a problem of reflexions.
>> Jürg
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>>
>
>
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