On Sun, Oct 24, 2021 at 08:38:21PM +0900, Sungbo Eo wrote:
> This patch is based on MSIT Public Notification 2020-113 ("Unlicensed Radio
> Equipment Established Without Notice"), officially announced on 2021-01-06.
>
> The PSD must not exceed 2.5 mW/MHz if the frequency range includes all or
> part of 5230-5250 MHz and the bandwidth is equal to or less than 40 MHz.
> This leads to the following:
> * 5230-5250 @ 20 -> 17 dBm
> * 5210-5250 @ 40 -> 20 dBm
> Here the power limits for 80/160 MHz bandwidth are also lowered to 17 dBm,
> as it's not possible to set different power limits for different bandwidths
> at the moment.
>
> Extend the last 5 GHz frequency range to 5850 MHz.
>
> WiFi 6E is now allowed with the following restrictions:
> * Indoor: the full 1.2 GHz range, up to 160 MHz bandwidth and 250mW EIRP
> * Outdoor: the lower 500 MHz range, up to 160 MHz bandwidth and 25mW EIRP
> Here only the former entry is added.
>
> And also update the regulatory source links.
>
> Signed-off-by: Sungbo Eo <mans0n@xxxxxxxxxx>
> ---
> v2:
> * split 5150-5250 MHz band rule to accommodate the PSD limit
> * remove AUTO-BW flag from 6 GHz band rule
> ---
> db.txt | 17 ++++++++++++-----
> 1 file changed, 12 insertions(+), 5 deletions(-)
>
> diff --git a/db.txt b/db.txt
> index 6e8dbef..387ac93 100644
> --- a/db.txt
> +++ b/db.txt
> @@ -862,15 +862,22 @@ country KP: DFS-JP
> (5490 - 5630 @ 20), (30), DFS
> (5735 - 5815 @ 20), (30)
>
> +# Source:
> +# https://www.law.go.kr/LSW//admRulLsInfoP.do?chrClsCd=&admRulSeq=2100000196972
> +# https://www.law.go.kr/LSW//admRulLsInfoP.do?chrClsCd=&admRulSeq=2100000196973
> +# https://www.law.go.kr/LSW//admRulLsInfoP.do?chrClsCd=&admRulSeq=2100000196974
> country KR: DFS-JP
> - # ref: https://www.rra.go.kr
> (2400 - 2483.5 @ 40), (23)
> - (5150 - 5250 @ 80), (23), AUTO-BW
> + (5150 - 5210 @ 40), (23), AUTO-BW
> + # max. PSD 2.5 mW/MHz in 5230-5250 MHz frequency range
> + (5210 - 5230 @ 20), (20), AUTO-BW
> + (5230 - 5250 @ 20), (17), AUTO-BW
Even with 5210-5230 split out like this, 5210-5250 @ 40 still gets
limited to 17 dBm by the 5230-5250 rule. So why do we need to split out
5210-5230 separate from 5150-5210?
Thanks,
Seth
> (5250 - 5350 @ 80), (20), DFS, AUTO-BW
> (5470 - 5725 @ 160), (20), DFS
> - (5725 - 5835 @ 80), (23)
> - # 60 GHz band channels 1-4,
> - # ref: http://www.law.go.kr/%ED%96%89%EC%A0%95%EA%B7%9C%EC%B9%99/%EB%AC%B4%EC%84%A0%EC%84%A4%EB%B9%84%EA%B7%9C%EC%B9%99
> + (5725 - 5850 @ 80), (23)
> + # 6 GHz band
> + (5925 - 7125 @ 160), (24), NO-OUTDOOR
> + # 60 GHz band channels 1-4
> (57000 - 66000 @ 2160), (43)
>
> country KW: DFS-ETSI
> --
> 2.33.1
>
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