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    Ukufunda ngoMqondiso

    Ixesha lokuposa: Aug-15-2022

    Imiqondiso yokuvuma inokwahlulwa ibeiimpawu zamandlakwayeiimpawu zamandlangokwamandla abo.Imiqondiso yamandla inokwahlulwa ibe yimiqondiso yamaxesha athile kunye nemiqondiso ye-aperiodic ngokungqinelana nokuba ngaba ngamaxesha athile okanye hayi.Umqondiso wamandla unomda kwi-amplitude kunye nobude, amandla ayo anomda, kwaye amandla awo aphakathi (ngaphezu kwexesha elingapheliyo) ngu-zero.Ubude bexesha lomqondiso wamandla abunasiphelo, ngoko ke amandla ayo angenasiphelo.

    Iimpawu zesignali ethile zinokufundwa kuzo zombini i-domain frequency kunye ne-time domain.

    Naziezine iintlobo zomqondisoiipropathi ezikwi-frequency domain: i-spectrum, ingxinano ye-spectral, ingxinano ye-spectral yamandla kunye noxinano lwamandla.I-waveform ye-periodic power signal inokumelwa yi-Fourier series, kwaye izinto zoluhlu zenza i-spectrum ye-discrete ye-signal, kwaye iyunithi yayo yi-V. I-waveform yesignali yamandla inokumelwa yi-Fourier transformer, kwaye umsebenzi ofunyenwe ngoguqulo lwamaza yi-spectral density yesignali, iyunithi yayo yi-V/Hz.Ngethuba nje umsebenzi wempembelelo kwaziswa, sinokufumana kwakhona ubuninzi bayo be-spectral yomqondiso wamandla.Ubuninzi be-spectral yamandla kukusasazwa kwamandla omqondiso wamandla kwi-frequency domain, kwaye iyunithi yayo yi-J/Hz.Ubuninzi bembonakalo yamandla kukusasazwa kwamandla esignali yamandla kwi-domain frequency, kwaye iyunithi yayo yi-W/Hz.

    Kuyaziwa ukubaiimpawu zomqondisokwi-domain yexesha ikakhulu ibandakanya umsebenzi wokudibanisa ngokuzenzekelayo kunye nomsebenzi wokudibanisa.Umsebenzi we-autocorrelation ubonisa iqondo lokuhambelana phakathi kwamaxabiso omqondiso ngamaxesha ahlukeneyo.Umsebenzi we-autocorrelation R (0) wesiginali yamandla ilingana namandla ophawu;kunye nomsebenzi wokulungelelaniswa kwe-autocorrelation R (0) yesiginali yamandla ilingana nomndilili wamandla ophawu.Umsebenzi we-cross-correlation ubonisa iqondo lokudibanisa phakathi kweempawu ezimbini, ezizimeleyo kwixesha kwaye zihambelana kuphela nokwahlukana kwexesha, kunye nomsebenzi wokudibanisa ukudibanisa uhambelana nomyalelo apho izibonakaliso ezimbini zandiswa.Umsebenzi wokulungelelaniswa kwe-autocorrelation yesiginali yamandla kunye noxinaniso lwamandla okubonwayo lwenza iperi ye-Fourier transforms.Umsebenzi we-autocorrelation yesiginali yamandla ngamaxesha kunye noxinaniso lwamandla okubonwayo lwenza iperiUFourier uyatshintsha.Umsebenzi wonxulumano olunqamlezileyo lomqondiso wamandla kunye noxinaniso lwembonakalo ye-energy enqamlezayo lwenza iperi ye-Fourier transforms.Umsebenzi wonxulumano wophawu lwamandla ngamaxesha athile kunye ne-spectrum yamandla anqamlezayo enza ipere ye-Fourier transforms.

    Isiginali eqinisekisiweyo yintshayelelo emfutshane engentla.Ndiyathemba ukuba eli nqaku linokukunceda ukwandisa ulwazi lwakho.Ngaphandle kweli nqaku ukuba ujonge inkampani elungileyo yomenzi wezixhobo zonxibelelwano lwefiber onokuthi uyithathele ingqalelongathi.

    I-Shenzhen HDV photoelectric Technology Co., Ltd. ikakhulu ngumvelisi weemveliso zonxibelelwano.Okwangoku, izixhobo eziveliswayo zigubungela iONU series, uthotho lwemodyuli yokubona, OLT series, kwayetransceiver series.Sinokubonelela ngeenkonzo ezilungiselelwe iimeko ezahlukeneyo.Wamkelekile ukubabonisana.

    iintlobo zemiqondiso esetyenziselwa unxibelelwano



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