[PATCH] wireless-regdb: Permit lower 6 GHz band for Kazakhstan (KZ)

[Ping-Ke Shih]

Chen-Yu Tsai <wens at kernel.org> wrote:
>
> By Order of the Minister of Digital Development No. 564/NK dated
> September 19, 2024 [1], an amendment was made to the assignment of
> frequency bands, opening up the lower part of the 6 GHz band (5,945 MHz
> to 6,425 MHz) was opened up to "SRD (wideband data transmission systems)
> WAS/RLAN Data transmission systems/radio local area networks".
>
> The power is limited to 200 mW e.i.r.p. with a spectral density of 10
> mW/MHz. Only indoor use is permitted.
>
> While at it, also change the power limits to use mW units to match the
> official documents.
>
> Initial information was provided by the Wi-Fi Alliance website, which
> has a map [2] showing all countries that have enabled 6 GHz WiFi, and
> links to official documents. This document was not sufficient as it did
> not include power limits or other restrictions.
>
> A subsequent search found a blog post [3] providing details and titles
> of the official documents in English. An AI agent was used to search
> for the original text of said order [1] after rummaging through
> government websites in Russian and Kazakh failed to find anything.
>
> [1] https://adilet.zan.kz/rus/docs/V2400035100
> [2] https://www.wi-fi.org/regulations-enabling-6-ghz-wi-fi
> [3] https://www.onewindow.pro/blog-posts/6-ghz-band-regulation-in-the-republic-of-kazakhstan
>
> Signed-off-by: Chen-Yu Tsai <wens at kernel.org>
> ---
> If you received this patch, please help review it. The changes are
> based on translations of the original text / tables, so a second set
> of eyes would be appreciated.
>
>  db.txt | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
>
> diff --git a/db.txt b/db.txt
> index 6e1ad30..16bcb32 100644
> --- a/db.txt
> +++ b/db.txt
> @@ -1136,11 +1136,12 @@ country KY: DFS-FCC
>  # http://adilet.zan.kz/rus/docs/V1500010730
>  # http://adilet.zan.kz/rus/docs/V1500010375
>  country KZ: DFS-ETSI
> -       (2400 - 2483.5 @ 40), (20)
> -       (5150 - 5250 @ 80), (23), NO-OUTDOOR, AUTO-BW
> +       (2400 - 2483.5 @ 40), (100 mW)
> +       (5150 - 5250 @ 80), (200 mW), NO-OUTDOOR, AUTO-BW
>         (5250 - 5350 @ 80), (20), NO-OUTDOOR, DFS, AUTO-BW

The power limit of 5150-5350 MHz is 200 mW, maximum spectral density
e.i.r.p. 10 mW/MHz.

So, 5250 - 5350 should be 23 dBm or 200 mW.

> -       (5470 - 5725 @ 160), (20), NO-OUTDOOR, DFS
> -       (5725 - 5850 @ 80), (20), NO-OUTDOOR
> +       (5470 - 5725 @ 160), (100 mW), NO-OUTDOOR, DFS
> +       (5725 - 5850 @ 80), (100 mW), NO-OUTDOOR
> +       (5925 - 6425 @ 320), (200 mW), NO-OUTDOOR
>         (57000 - 66000 @ 2160), (40)
>
>  country LB: DFS-FCC
> --
> 2.47.3
>
>