Ụkpụrụ:Ụkpụrụ nke sistemu Spectrum Spread Spectrum Direct dị nnọọ mfe.Dịka ọmụmaatụ, a na-agbasa eriri ozi nke a ga-eziga gaa na bandwit dị obosara nke ukwuu site na koodu PN.Na njedebe nnata, a na-eweghachite ozi ezitere site na ijikọ akara ngosi mgbasa ozi na otu koodu PN ejiri maka mgbasawanye na njedebe izipu.
Ụkpụrụ omimi:Nke mbụ, ọ na-eji usoro mgbasa ozi mgbasa ozi mgbasa ozi nke nwere oke koodu dị elu na-agbasa ụdị dị iche iche nke mgbaàmà na transmitter site na iji usoro mgbanwe dị iche iche, mgbe ahụ, ọ na-eji otu usoro mgbasa ozi mgbasa ozi iji decode na onye nata ya iji weghachi mgbasa ahụ. mgbama ụdịdị dị iche iche na ozi izizi.Otu esi agbasa ụdịdị dị iche iche: N'ezie, a na-eji usoro mgbanwe dijitalụ eme ihe.Kpọmkwem, a na-eji ụfọdụ PN koodu (pseudo-noise code) tinye isi mmalite mgbama.Dịka ọmụmaatụ, mgbe onye na-ebugharị chọrọ ịnyefe akara, dochie “1″ na 110001000110 na “0″ na 00110010110. Usoro a na-achọpụta ụdị dị iche iche.N'ebe nnata, ọ bụrụ na usoro natara bụ 110001001110, a ga-eweghachi ya na "1" ma ọ bụrụ "00110010110," a ga-eweghachi ya na "0".A na-akpọ nke a “nri.N'ụzọ dị otú a, ọnụ ọgụgụ isi iyi mgbaàmà na-abawanye site na ugboro 11, na uru nhazi karịa 10dB, nke na-eme ka ọnụọgụ mkpọtụ nke igwe dum dịkwuo mma.
Oghere bandwidth RF nke sistemu DSSS sara mbara.Ya mere, obere akụkụ nke ụdịdị ahụ agaghị eme ka ọ daa mbà n'obi nke mgbaàmà mgbaàmà, nke bụ otu n'ime uru ya.DSSS mara mma na nchekwa ya, nke mere na ndị agha US ji ejikarị ya maka nnyefe ikuku n'oge Agha Ụwa nke Abụọ.
Nke a dị n'elu bụ nkọwa ihe ọmụma nke Direct Sequence Spread Spectrum (DSSS) nzikọrịta ozi - ụkpụrụ nkwukọrịta wetara gị.Shenzhen HDV Optoelectronic Technology Co., Ltd., onye na-emepụta ngwa nkwurịta okwu anya.olileanya na isiokwu a nwere ike inyere gị aka ịbawanye ihe ọmụma gị.Daalụ maka ịgụ akụkọ a.