A na-akọ na Ministry of Industry and Information Technology wepụtara Akwụkwọ Nke 129 na Ọktoba 14, 2021, nke isiokwu ya bụ "Notice on Strengthening and Standardizing Radio Management in 2400MHz, 5100MHz, and 5800MHz Frequency Bands", na Document No. 129 ga-amanye mmanye. Nkwenye ụdị dị ka achọrọ ọhụrụ ka Ọktoba 15, 2023 gasịrị.
1.SRRC na-emezu ihe achọrọ nke ụkpụrụ ọhụrụ na nke ochie maka 2.4G, 5.1G, na 5.8G
| BT na WIFINew naOld Standards | |
| OchieStandards | Ọhụrụ Standards |
| Ministry of Information Technology [2002] Nke 353 (Dakọtara na bandwit 2400-2483.5MHz nke BTWIFI) | Ministry of Industry and Information Technology [2021] Nke 129 |
| Ministry of Information Technology [2002] Mba.227 (Dakọtara na 5725-5850MHz bandwit nke WIFI) | |
| Ozi teknụzụ ozi [2012] Mba.620 (Dakọtara na 5150-5350MHz bandwit nke WIFI) | |
Obiọma na-echetara: The ndaba oge nke ochie akwụkwọ bụ ruo December 31, 2025. Ọ bụrụ na Enterprise ka chọrọ ịnọgide na-ere ochie ọkọlọtọ ngwaahịa mgbe akwụkwọ kubie ume, ọ kwesịrị kwalite asambodo ụkpụrụ dịkarịa ala ọnwa isii tupu ma tinye akwụkwọ maka a akwụkwọ. ndọtị 30 ụbọchị tupu.
2.Kedu ngwaahịa SRRC kwadoro maka?
2.1 Ngwa nkwukọrịta mkpanaka ọha
①GSM/CDMA/Bluetooth ekwentị mkpanaaka
② GSM/CDMA/Bluetooth ekwentị ala
③GSM/CDMA/Bluetooth modul
④GSM/CDMA/Kaadị netwọkụ Bluetooth
⑤GSM/CDMA/Bluetooth ọdụ data
⑥ GSM/CDMA ọdụ ọdụ, amplifiers na ndị na-emegharị ihe
Ngwaọrụ ịnweta ikuku 2.2 2.4GHz/5.8 GHz
Ngwaọrụ LAN ikuku ①2.4GHz/5.8GHz
②4GHz/5.8GHz kaadị netwọk mpaghara ikuku
③2.4GHz/5.8GHz gbasaa ngwa nzikọrịta ozi dị iche iche
Ngwaọrụ Bluetooth ④ 2.4GHz/5.8GHz ikuku LAN
⑤ Ngwa Bluetooth (keyboard, òké, wdg)
2.3 Ngwa netwọkụ nkeonwe
① Ụlọ redio dijitalụ
② Mkparịta ụka nkwuwa okwu ọha
③ FM ọdụ ọdụ
④ ọdụ ọdụ FM
⑤ Enweghị ọdụ etiti ngwaọrụ
2.4 Ngwaahịa ụyọkọ dijitalụ na akụrụngwa mgbasa ozi
①Mono channel FM mgbasa ozi mgbasa ozi
② Mgbasa mgbasa ozi stereo FM
③ Mgbasa mgbasa ozi njupụta nke ebili mmiri ọkara
④ Mgbasa mgbasa ozi njupụta nke obere ebili mmiri
⑤ Analog TV transmitter
⑥ Mgbasa mgbasa ozi dijitalụ
⑦ Digital TV nnyefe
2.4 Akụrụngwa Microwave
① Igwe nzikọrịta ozi igwe onyonyo dijitalụ
②Tụtụ aka na sistemụ nkwurịta okwu ngwa ndakwa nri multipoint nke etiti ọdụ/ ọdụ ọdụ
③ Tụtụ aka na ọdụ Digital Microwave Communication System Center ọdụ/ ọdụ ọdụ
④ Ngwa nzikọrịta ozi ọsọ ọsọ dijitalụ
2.6 Ngwa mgbasa ozi redio ndị ọzọ
① Onye na-ebufe akwụkwọ ozi
② Onye na-ebufe paging bidirectional
Ngwaọrụ ikuku micropower (obere nso) anaghị achọ asambodo SRRC, dịka ụgbọ elu 27MHz na 40MHz na ụgbọ ala ejiri n'ime obodo maka ihe egwuregwu ụmụaka, nke na-achọghị asambodo nnabata ụdị redio. Agbanyeghị, ọ ka dị mkpa iburu n'obi na ihe ndị a chọrọ maka egwuregwu ụmụaka ọkụ eletrik nke mba gụnyere ihe ndị dị mkpa maka ngwaahịa egwuregwu ụmụaka teknụzụ Bluetooth na WIFI.
3.Dfferences na SRRC asambodo ule n'etiti ochie na ọhụrụ ụkpụrụ
3.1 Mmachibido akụkụ eriri ọwa siri ike
Ngwaahịa 2.4G/5.1G/5.8G abụrụla nke siri ike maka akụkụ dị n'akụkụ ọwa dị elu, na-agbakwunye ihe ndị ọzọ chọrọ bandwit n'elu nke gara aga site na njedebe nke -80dBm/Hz.
3.1.1 Pụrụ iche ugboro band spurious ikuku: 2400MHz
| Oke ugboro | Na-amachi uru | Mbandwidth esure | Dọnọdụ echiche |
| 48.5-72. 5MHz | -54dBm | 100kHz | RMS |
| 76-1 18MHz | -54dBm | 100kHz | RMS |
| 167-223MHz | -54dBm | 100kHz | RMS |
| 470-702MHz | -54dBm | 100kHz | RMS |
| 2300-2380MHz | -40dBm | 1MHz | RMS |
| 2380-2390MHz | -40dBm | 100kHz | RMS |
| 2390-2400MHz | - 30dBm | 100kHz | RMS |
| 2400 -2483.5MHz* | 33dBm | 100kHz | RMS |
| 2483. 5-2500MHz | -40dBm | 1MHz | RMS |
| 5150-5350MHz | -40dBm | 1MHz | RMS |
| 5725-5850MHz | -40dBm | 1MHz | RMS |
| * Mara: Mmachi dị egwu chọrọ maka bandwit ugboro 2400-2483.5MHZ dị na ikuku ikuku. | |||
3.1.2 Pụrụ iche ugboro band spurious ikuku: 5100MHz
| Oke ugboro | Na-amachi uru | Mbandwidth esure | Dọnọdụ echiche |
| 48.5-72. 5MHz | 54dBm | 100kHz | RMS |
| 76-1 18MHz | 54dBm | 100kHz | RMS |
| 167-223MHz | 54dBm | 100kHz | RMS |
| 470-702MHz | 54dBm | 100kHz | RMS |
| 2400-2483.5MHz | -40dBm | 1MHz | RMS |
| 2483.5- 2500MHz | -40dBm | 1MHz | RMS |
| 5150-5350MHz | 33dBm | 100kHz | RMS |
| 5725-5850MHz | 40dBm | 1MHz | RMS |
| * Mara: Oke ikuku ikuku dị na 5150-5350MHz chọrọ ka ọ nọrọ na ikuku ikuku. | |||
3.1.3 Pụrụ iche ugboro band spurious ikuku: 5800MHz
| Oke ugboro | Na-amachi uru | Mbandwidth esure | Dọnọdụ echiche |
| 48.5-72. 5MHz | -54dBm | 100kHz | RMS |
| 76-1 18MHz | -54dBm | 100kHz | RMS |
| 167-223MHz | -54dBm | 100kHz | RMS |
| 470-702MHz | -54dBm | 100kHz | RMS |
| 2400-2483.5MHz | -40dBm | 1MHz | RMS |
| 2483.5- 2500MHz | -40dBm | 1MHz | RMS |
| 5150-5350MHz | -40dBm | 1MHz | RMS |
| 5470 -5705MHz* | -40dBm | 1MHz | RMS |
| 5705-5715MHz | -40dBm | 100kHz | RMS |
| 5715-5725MHz | - 30dBm | 100kHz | RMS |
| 5725-5850MHz | - 33dBm | 100kHz | RMS |
| 5850-5855MHz | - 30dBm | 100kHz | RMS |
| 5855-7125MHz | - 40dBm | 1MHz | RMS |
| * Mara: Mmachi dị egwu chọrọ maka bandwit ugboro 5725-5850MHz dị na mpụta ikuku. | |||
3.2 DFS dịtụ iche
Ngwa mgbasa ozi ikuku kwesịrị ịnakwere teknụzụ mmechi nnyonye anya Dynamic Frequency Selection (DFS), nke kwesịrị ịgbanwe na enweghị ike ịtọ ya na nhọrọ iji gbanyụọ DFS.
Mgbakwunye nke ikuku nnyefe akụrụngwa kwesịrị ịnakwere Nbudata Power Control (TPC) nnyonye anya teknụzụ suppress, na a TPC nso nke ọ dịghị ihe na-erughị 6dB; Ọ bụrụ na enweghị ọrụ TPC, ike radieshon nke ihe ọ bụla dabara na ya na oke njupụta njupụta ike radieshon kwesịrị ịbelata site na 3dB.
3.3 Na-abawanye ule nnyonye anya
Usoro mkpebi mgbochi nnyonye anya dabara n'ụzọ kwekọrọ n'ụkpụrụ mgbanwe nke asambodo CE.
3.3.1 2.4G chọrọ mgbochi nnyonye anya:
①Mgbe achọpụtara na ejirila ugboro ugboro, nnyefe ekwesịghị ịga n'ihu na ugboro ọwa ahụ, oge ọnụnọ ekwesịghịkwa gafere 13ms. Ya bụ, a ga-akwụsị nnyefe n'ime oge ejiri ọwa.
② Ngwaọrụ nwere ike idowe nnyefe akara njikwa mkpụmkpụ, mana okirikiri ọrụ nke mgbama kwesịrị ịbụ ihe na-erughị ma ọ bụ nhata 10%.
Ihe mgbochi nnyonye anya 3.3.2 5G:
①Mgbe achọpụtara na enwere mgbama nwere ugboro ojiji dị elu karịa ọnụ ụzọ nchọpụta, a ga-akwụsị nnyefe ozugbo, na oge ọwa kacha nọrọ bụ 20ms.
② N'ime oge nlele 50ms, ọnụ ọgụgụ nke obere njikwa akara ngosi mgbasa ozi kwesịrị ịbụ ihe na-erughị ma ọ bụ nhata ugboro 50, na n'oge nlele ahụ dị n'elu, ngụkọta oge maka nnyefe akara njikwa mkpụmkpụ nke akụrụngwa kwesịrị ịbụ ihe na-erughị 2500us ma ọ bụ okirikiri ọrụ nke mkpụmkpụ oghere mgbaàmà nnyefe nnyefe ekwesịghị gafere 10%.
3.3.3 5.8G chọrọ ịzere nnyonye anya:
Ma site na ụkpụrụ ochie yana CE, ọ nweghị ihe achọrọ maka nnyonye anya 5.8G, yabụ ịzere nnyonye anya 5.8G nwere nnukwu ihe egwu ma e jiri ya tụnyere 5.1G na 2.4G wifi.
3.3.4 Bluetooth (BT) chọrọ mgbochi nnyonye anya:
SRRC ọhụrụ ahụ chọrọ mgbanarị nnyonye anya nnwale maka Bluetooth, ọ nweghịkwa ọnọdụ nhapụ (akara asambodo CE ka achọrọ maka ike karịrị 10dBm).
Ihe dị n'elu bụ ọdịnaya niile nke iwu ọhụrụ. Anyị na-atụ anya na onye ọ bụla nwere ike ịṅa ntị na oge nkwenye nkwenye nke ngwaahịa nke ha na ọdịiche dị na nyocha ngwaahịa ọhụrụ n'oge kwesịrị ekwesị. Ọ bụrụ na ị nwere ajụjụ ọ bụla ọzọ gbasara iwu ọhụrụ, biko nweere onwe gị ịkpọtụrụ n'oge ọ bụla!
Oge nzipu: Dec-26-2023
