作者:百檢網 時間:2021-11-22 來源:互聯網
WiFi產品出口日本,申請TELEC
WiFi產品和藍牙產品測試的項目比較類似,測試要求和項目同歐標的EN300 328類似。
其中2.4GHz WiFi產品(802.11b/g,2412~2472 MHz)和Bluetooth產品使用的標準為MIC Notice No.88 Annex43。
一、2.4G WIFI產品13信道測試內容(Annex43):
1. Description of Test
2. Frequency Error
3. Occupied Bandwidth and Spread-spectrum Bandwidth / Factor
4. Unwanted Emission Intensity
5. Antenna Power Error
6. Limitation of Collateral Emission of Receiver
7. Limitation of Collateral Emission of Receiver
8. Transmission Antenna Gain (EIRP Antenna Power)
9. Transmission Radiation Angle Width (3dB Beamwidth)
10. Radio Interference Prevention Capability
11. Carrier Sense Capability
12. Construction Protection Confirmation
但是對于2.4GHz WiFi產品的14信道(Channel 14:2471 ~ 2497MHz)則需要單獨使用Annex44進行測試和出具報告,所以這也是14信道產品的telec認證費用會貴的原因。
二、2.4GWIFI產品14信道測試內容(Annex44):
1. Frequency Error
2. Occupied Bandwidth and Spread-spectrum Bandwidth / Factor
3. Unwanted Emission Intensity
4. Antenna Power Error
5. Limitation of Collateral Emission of Receiver
6. Radio Interference Prevention Equipment (Identification Code)
7. Radio Interference Prevention Equipment (Carrier Sense Capability)
8. Construction Protection Confirmation
對于5GHz WiFi產品(802.11a,5180~5320MHz,W52 Band和W53 Band)遵循的測試標準為Annex45,但是需要注意的是,資料顯示,MIC近期將會修改Annex45,將5.6GHz設備(Band W56)也歸入Annex45,并且對Band 56頻段有更加嚴格的DFS測試要求。
三、5GWIFI產品測試內容(Annex45):
1. Description of Test
2. Frequency Error
3. Occupied Bandwidth
4. Unwanted Emission Intensity
5. Antenna Power Error
6. Adjacent Channel Power and Out of Band Leakage Power
7. Limitation of Collateral Emission of Receiver
8. Radio Interference Prevention Capability
9. Transmission Burst Length
10. Transmission Power Control Function (TPC)
11. Carrier Sense Capability (1)
12. Carrier Sense Capability (2) (Dynamic Frequency Selection (DFS))
13. Construction Protection Confirmation
無論是2.4G WIFI產品還是5G WIFI產品都需要注意產品信道問題,所有上面的規范都回回溯至Annex 1,所以在參閱上述標準時也需要注意Annex 1中的內容。
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