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From: David Goodenough <david.goodenough@btconnect.com>
To: linux-wireless@vger.kernel.org
Subject: Re: [wireless-regdb] wireless-regdb: Update regulatory rules for Norway (NO)
Date: Tue, 7 Feb 2012 22:47:08 +0000	[thread overview]
Message-ID: <201202072247.08793.david.goodenough@btconnect.com> (raw)
In-Reply-To: <CAB=NE6VVcQgum4mQ5eooS2yXo-NNXHvujsUwpbEwNdQQSreaBA@mail.gmail.com>

On Tuesday 07 Feb 2012, Luis R. Rodriguez wrote:
> On Tue, Feb 7, 2012 at 11:54 AM, John W. Linville
> 
> <linville@tuxdriver.com> wrote:
> > Well, sorry for the delay...  I will take this silence as "no
> > objection". :-)
> 
> Sorry, I did get a reply by Michael Green on 11/28/2011 but I never
> followed up with the list. Apologies as well with the delay, but here
> is our review.
> 
> The European Union has some harmonized European radio conformance spec
> and QCA's interpretation and position is that that spec overrides
> deviations for end products for specific countries like the one being
> recommended for Norway. This also means that QCA does not deviate for
> EU countries on specs, even if countries have their own quirks, for
> any country in the EU.
Except that Norway is not in the EU.

David
> 
> Supporting changes like these are a deviation from what QCA is used to
> using and testing and we unfortunately cannot verify any individual
> country specific changes like the one proposed for the EU. It is also
> our sentiment that we stand to gain more if we simply unify the EU
> requirements through the harmonized spec, it provides simplicity, its
> what we use and we can help in that regards. If wireless-regdb decides
> to take a different path we simply will not be able to verify and
> validate these changes. I'd be surprised if any other 802.11 vendor
> differs from this position.
> 
>   Luis
> 
> > Bjørn, could you give me a "Signed-off-by" line as well?
> > 
> > Thanks,
> > 
> > John
> > 
> > On Mon, Nov 28, 2011 at 01:19:12PM -0500, John W. Linville wrote:
> >> Any comments from the regulatory experts in the group?
> >> 
> >> On Tue, Nov 22, 2011 at 03:13:22PM +0100, Bjørn Mork wrote:
> >> > As mentioned by Robert Grønning <slimg at iggu.org> in June, Norway
> >> > does allow a few more bands than what's currently in the database.
> >> >  In particular, the old ISM band at 5725 - 5875 MHz is and has
> >> > "always" been allowed.
> >> > 
> >> > The regulations [1] have some weird restrictions wrt power densities
> >> > etc which I have no idea how to describe in a format suitable for the
> >> > db. I've tried my best to make sure the entries are within the rules.
> >> > 
> >> > The regulations also allow up to 1 W eirp in the band 5470 - 5725 MHz,
> >> > and up to 4 W eirp in the bands 5725 - 5795 MHz and 5815 - 5850 MHz if
> >> > TPC is in use. The limits are reduced by 3dB without TPC.  As I don't
> >> > know how to express the TPC requirement, I've chosen to put the
> >> > reduced limits (500 mW and 2 W) in the db entries.  This also matches
> >> > the German (DE) entry for 5470 - 5725 MHz, so I guess it must make
> >> > some sense...
> >> > 
> >> > I also have no idea which SI prefixes you allow in the database, so
> >> > I've used whatever was in the regulations.  Please adjust as needed
> >> > if only mW or dB is acceptable.  Or let me know and I'll provide an
> >> > updated patch.
> >> > 
> >> > 
> >> > Patch attached.
> >> > 
> >> > 
> >> > 
> >> > 
> >> > References:
> >> > 
> >> > [1] Current Norwegian regulations:
> >> >  
> >> > http://www.lovdata.no/cgi-wift/ldles?doc=/sf/sf/sf-20090602-0580.html
> >> > 
> >> > [2] The Norwegian Post and Telecommunications Authority provides an
> >> > unofficial english translation of these regulations:
> >> > http://www.npt.no/ikbViewer/Content/103810/Regulations_concerning_gen
> >> > eral_authorisations_for_the_use_of_radio_frequencies.pdf
> >> > 
> >> > 
> >> > [3] Appendix 1 of ERC/REC 70-03 provides generic information about
> >> > licensing status for Short Range Devices (SRD) in most CEPT
> >> > countries:
> >> > http://www.ecodocdb.dk/doks/filedownload.aspx?fileid=1694&fileurl=htt
> >> > p://www.erodocdb.dk/Docs/doc98/official/pdf/REC7003E.PDF
> >> > 
> >> > 
> >> > 
> >> > 
> >> > Bjørn
> >> > 
> >> > diff --git a/db.txt b/db.txt
> >> > index e63a43e..375187f 100644
> >> > --- a/db.txt
> >> > +++ b/db.txt
> >> > @@ -469,11 +469,20 @@ country NL:
> >> >     (5250 - 5330 @ 40), (N/A, 20), DFS
> >> >     (5490 - 5710 @ 40), (N/A, 27), DFS
> >> > 
> >> > +# Data from
> >> > http://www.lovdata.no/cgi-wift/ldles?doc=/sf/sf/sf-20090602-0580.html
> >> > country NO:
> >> > -   (2402 - 2482 @ 40), (N/A, 20)
> >> > -   (5170 - 5250 @ 40), (N/A, 20)
> >> > -   (5250 - 5330 @ 40), (N/A, 20), DFS
> >> > -   (5490 - 5710 @ 40), (N/A, 27), DFS
> >> > +   # § 7 (2)
> >> > +   (2400 - 2483.5 @ 40), (N/A, 100 mW)
> >> > +   # § 7 (3)
> >> > +   (5150 - 5350 @ 40), (N/A, 200 mW)
> >> > +   # § 7 (4)
> >> > +   (5470 - 5725 @ 40), (N/A, 500 mW), DFS
> >> > +   # § 7 (5)
> >> > +   (5725 - 5795 @ 40), (N/A, 2 W), DFS
> >> > +   (5815 - 5850 @ 40), (N/A, 2 W), DFS
> >> > +   # § 7 (6)
> >> > +   (5725 - 5795 @ 40), (23, 1 W), DFS, PTP-ONLY
> >> > +   (5815 - 5850 @ 40), (23, 1 W), DFS, PTP-ONLY
> >> > 
> >> >  country NP:
> >> >     (2402 - 2482 @ 40), (N/A, 20)
> >> 
> >> --
> >> John W. Linville              Someday the world will need a hero, and
> >> you linville@tuxdriver.com                        might be all we have.
> >>  Be ready. --
> >> To unsubscribe from this list: send the line "unsubscribe
> >> linux-wireless" in the body of a message to majordomo@vger.kernel.org
> >> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> > 
> > --
> > John W. Linville                Someday the world will need a hero, and
> > you linville@tuxdriver.com                  might be all we have.  Be
> > ready.
> > 
> > _______________________________________________
> > wireless-regdb mailing list
> > wireless-regdb@lists.infradead.org
> > http://lists.infradead.org/mailman/listinfo/wireless-regdb
> 
> --
> To unsubscribe from this list: send the line "unsubscribe linux-wireless"
> in the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html


  reply	other threads:[~2012-02-07 22:47 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-22 14:13 wireless-regdb: Update regulatory rules for Norway (NO) Bjørn Mork
2011-11-28 18:19 ` John W. Linville
2012-02-07 19:54   ` John W. Linville
2012-02-07 20:37     ` [wireless-regdb] " Luis R. Rodriguez
2012-02-07 22:47       ` David Goodenough [this message]
2012-02-07 23:05         ` Luis R. Rodriguez
2012-02-08  8:55       ` Bjørn Mork
2012-02-07 20:41     ` Bjørn Mork
2012-02-07 20:42       ` John W. Linville

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