Site na Admin / 10 Ọgọst 22 /0Okwu Mgbanwe na-adịghị adị (Modulation Angle) Mgbe anyị na-ebufe mgbaama, ma ọ bụ mgbama ngwa anya, mgbama eletriki, ma ọ bụ akara ikuku, ọ bụrụ na ebufere ya ozugbo, mkpọtụ na-eme ka mgbama ahụ nwee nsogbu, ọ na-esikwa ike ịnweta ozi ziri ezi na njedebe nnata. Iji kwalite ikike mgbochi nnyonye anya... GỤKWUO Site na Admin / 09 Ọgọst 22 /0Okwu Mgbanwe ọnụọgụ ọnụọgụ abụọ Ụdị nkiti nke ọnụọgụ dijitalụ ọnụọgụ abụọ bụ: ọnụọgụ ọnụọgụ ọnụọgụ abụọ (2ASK) - mgbanwe njupụta nke mgbaàmà ụgbọelu; Igodo mgbanwe ọnụọgụ ọnụọgụ abụọ (2FSK) - mgbanwe ugboro ugboro nke mgbaàmà ụgbọelu; igodo ọnụọgụ ọnụọgụ abụọ (2PSK) - mgbanwe nke mgbama ụgbọelu. Ọkpụkpụ ngbanwe nke usoro... GỤKWUO Site na Admin / 08 Ọgọst 22 /0Okwu Kedu ka Rogue ONU siri pụta Sistemu PON na-anabata teknụzụ multiplexing nkewa oge na ụzọ mgbago elu, na ONU na-eziga datagram na ntụzịaka elu dị ka stampụ oge nke OLT kenyere. Mgbe ONU na-ekunye ọkụ na-enyeghị stampụ oge, ọ ga-emegide mgbama mpụta nke ndị ọzọ na... GỤKWUO Site na Admin / 05 Ọgọst 22 /0Okwu Ngwa anya modul FEC ọrụ Site na mmepe nke usoro nkwurịta okwu ngwa anya na ogologo anya, ikike ka ukwuu, na ọsọ dị elu, karịsịa mgbe otu ebili mmiri na-esi na 40g ruo 100g ma ọ bụ ọbụna 100g dị elu, mgbasa ozi chromatic, mmetụta ndị na-adịghị na ntanetị, mgbasa ozi polarization mode, na mmetụta mgbasa ozi ndị ọzọ. .. GỤKWUO Site na Admin / 04 Ọgọst 22 /0Okwu Koodu nchọpụta mperi n'ime Layer Link Data [Kwawara] Koodu nchọta mperi (koodu nleba anya otu): koodu nlele parity nwere nkeji ozi n-1 na ihe nlele 1 bit. Ngalaba ozi N-1 bụ data ziri ezi na ozi anyị na-eziga, yana nkeji nlele 1-bit na-eji maka nchọpụta njehie na koodu redundancy. Nyocha dị iche: ọ bụrụ na n... GỤKWUO Site na Admin / 03 Ọgọst 22 /0Okwu OSI-Data Link Layer-Error Control [Kwawara] Ndewo, ndị na-agụ akwụkwọ. N'isiokwu a, m ga-atụle na OSI-Data Link Layer Error Control na nkọwa. Ka anyị bido… Maka ịghọta nnyefe nke oyi akwa njikọ data ka anyị were ihe atụ, ọ bụrụ na ngwaọrụ A kwesịrị ịkparịta ụka na ngwaọrụ B, njikọ nkwukọrịta ... GỤKWUO << < gara aga891011121314Ọzọ >>> Peeji nke 11/47