四、數(shù)據(jù)通信的技術(shù)指標(biāo)

1、計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的的技技術(shù)術(shù)指指標(biāo)標(biāo)計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的的技技術(shù)術(shù)指指標(biāo)標(biāo)。計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的的技技術(shù)術(shù)指指標(biāo)標(biāo)計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的的技技術(shù)術(shù)指指標(biāo)標(biāo) S=(1/T) log2N B = 1/T 計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的的技技術(shù)術(shù)指指標(biāo)標(biāo)計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的的技技術(shù)術(shù)指指標(biāo)標(biāo)PePe為誤碼率為誤碼率NeNe為出錯(cuò)的位數(shù)為出錯(cuò)的位數(shù)N N為傳輸?shù)目偽粩?shù)為傳輸?shù)目偽粩?shù)計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的的技技術(shù)術(shù)指指標(biāo)標(biāo)計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的

2、的技技術(shù)術(shù)指指標(biāo)標(biāo)C=2Hlog2NC C為信道容量為信道容量H H為信道的帶寬為信道的帶寬計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的的技技術(shù)術(shù)指指標(biāo)標(biāo)計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的的技技術(shù)術(shù)指指標(biāo)標(biāo)C=H log2（1+S/N）C C為信道容量為信道容量H H為信道的帶寬為信道的帶寬S/N計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的的技技術(shù)術(shù)指指標(biāo)標(biāo)計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的的技技術(shù)術(shù)指指標(biāo)標(biāo)計(jì)計(jì)算算機(jī)機(jī)網(wǎng)網(wǎng)絡(luò)絡(luò)四四數(shù)數(shù)據(jù)據(jù)通通信信的的技技術(shù)術(shù)指指標(biāo)標(biāo) 已知信道帶寬為已知信道帶寬為6KHz、采用四相、采用四相調(diào)制技術(shù)，分別計(jì)算在不考慮噪聲調(diào)制技術(shù)，分別計(jì)算在不考慮噪聲情況下和信噪比為情況下和信噪