[PATCH v2] wireless-regdb: Update regulatory rules for China (CN)

* [PATCH v2] wireless-regdb: Update regulatory rules for China (CN)
@ 2022-02-12 16:29 ` Jiaxun Yang
  0 siblings, 0 replies; 4+ messages in thread
From: Jiaxun Yang @ 2022-02-12 16:29 UTC (permalink / raw)
  To: Seth Forshee; +Cc: wireless-regdb, linux-wireless

China had updated regulations on ISM frequencies by
"工信部无〔2021〕129号".

The new regulation effectives from Jan 1 2022.

Update regdb accroading to it's attachment "2400MHz、5100MHz
和 5800MHz 频段无线电发射设备射频技术要求".

Announcement: https://wap.miit.gov.cn/zwgk/zcwj/wjfb/tz/art/2021/art_e4ae71252eab42928daf0ea620976e4e.html
Attachment: https://wap.miit.gov.cn/cms_files/filemanager/1226211233/attach/20219/d125301b13454551b698ff5afa49ca28.pdf

Those documents are only available in Chinese.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
---
v2: Reduce 3dBm for 5150-5350 MHz due to TPC restriction
---
 db.txt | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/db.txt b/db.txt
index 6dbda3c..89b0b17 100644
--- a/db.txt
+++ b/db.txt
@@ -346,11 +346,13 @@ country CL: DFS-JP
 	(5250 - 5330 @ 80), (20), DFS, AUTO-BW
 	(5735 - 5835 @ 80), (20)
 
+# Source:
+# https://wap.miit.gov.cn/cms_files/filemanager/1226211233/attach/20219/d125301b13454551b698ff5afa49ca28.pdf
+# Note: The transmit power for 5150-5350MHz bands can be raised by 3dBm when TPC is implemented
 country CN: DFS-FCC
-	(2402 - 2482 @ 40), (20)
-	(5170 - 5250 @ 80), (23), AUTO-BW
-	(5250 - 5330 @ 80), (23), DFS, AUTO-BW
-	(5735 - 5835 @ 80), (30)
+	(2400 - 2483.5 @ 40), (20)
+	(5150 - 5350 @ 80), (20), DFS, AUTO-BW
+	(5725 - 5850 @ 80), (33)
 	# 60 GHz band channels 1,4: 28dBm, channels 2,3: 44dBm
 	# ref: http://www.miit.gov.cn/n11293472/n11505629/n11506593/n11960250/n11960606/n11960700/n12330791.files/n12330790.pdf
 	(57240 - 59400 @ 2160), (28)
-- 
2.34.1.windows.1

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