From: Emmanuel Grumbach <egrumbach@gmail.com>
To: Sebastien Cayetanot <sebastien.cayetanot@linux.intel.com>
Cc: linux-wireless@vger.kernel.org
Subject: Re: Regulatory domain
Date: Sun, 1 Aug 2010 09:08:41 +0300 [thread overview]
Message-ID: <AANLkTin5jKr4BQdxooy4NRjmBja2Z8TPdgE-5RV++AQh@mail.gmail.com> (raw)
In-Reply-To: <4C54ACE7.1000205@linux.intel.com>
> country JP:
> (2402 - 2472 @ 40), (N/A, 20)
> (2457 - 2482 @ 20), (N/A, 20)
> (2474 - 2494 @ 20), (N/A, 20), NO-OFDM
> (4910 - 4930 @ 10), (N/A, 23)
> (4910 - 4990 @ 40), (N/A, 23)
> (4930 - 4950 @ 10), (N/A, 23)
> (5030 - 5045 @ 10), (N/A, 23)
> (5030 - 5090 @ 40), (N/A, 23)
> (5050 - 5060 @ 10), (N/A, 23)
> (5170 - 5250 @ 40), (N/A, 20)
> (5250 - 5330 @ 40), (N/A, 20), DFS
> (5490 - 5710 @ 40), (N/A, 23), DFS
>
> I would like to understand exactly what is displayed.
>
> - the number of line (xxx-xxx @ xx), (xx,xx) is equal to the number of channel which can be accessed
> - What is the meaning of each line and details on each parameter.
>
http://wireless.kernel.org/en/developers/Regulatory
(aaaa-bbbb @ c),(n/a, 23), XXX
each line is a range in frequencies (channels that fall between aaaa
and bbbb. c is the channel width (10 Mhz for Japan's narrow channels,
20 Mhz for regular channels and 40 Mhz for wide channels). 23 is the
maximum Tx power e.i.r.p. in db.
next prev parent reply other threads:[~2010-08-01 6:08 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-31 23:08 Regulatory domain Sebastien Cayetanot
2010-08-01 6:08 ` Emmanuel Grumbach [this message]
2010-08-02 8:37 ` Sebastien Cayetanot
2010-08-02 9:29 ` Emmanuel Grumbach
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