數(shù)據(jù)采集課后習題的答案課件

數(shù)據(jù)采集與處理習題與思考題點評和討論數(shù)據(jù)采集與處理1第1章習題與思考題第1章習題與思考題2第1章習題與思考題13.簡述數(shù)據(jù)采集系統(tǒng)的基本結構形式,并比較其特點解:數(shù)據(jù)采集系統(tǒng)的基本結構形式有(1)微型計算機數(shù)據(jù)采集系統(tǒng)(2)集散型數(shù)據(jù)采集系統(tǒng)第1章習題與思考題3第2章習題與思考題第2章習題與思考題4第2章習題與忠考題2-2.試說明為什么在實際采樣中,不能完全滿足采樣定理所規(guī)定的不失真條件?解:若模擬信號為x(t)=Asin(2c!t+q)當fc時,模擬信號的采樣值為27xs(nTs)=A(D"sin只有在=2時,x5(nT)與x(的幅值才相同但在工程上很難做到。第2章習題與忠考題5數(shù)據(jù)采集課后習題的答案課件6數(shù)據(jù)采集課后習題的答案課件7數(shù)據(jù)采集課后習題的答案課件8數(shù)據(jù)采集課后習題的答案課件9數(shù)據(jù)采集課后習題的答案課件10數(shù)據(jù)采集課后習題的答案課件11數(shù)據(jù)采集課后習題的答案課件12數(shù)據(jù)采集課后習題的答案課件13數(shù)據(jù)采集課后習題的答案課件14數(shù)據(jù)采集課后習題的答案課件15數(shù)據(jù)采集課后習題的答案課件16數(shù)據(jù)采集課后習題的答案課件17數(shù)據(jù)采集課后習題的答案課件18數(shù)據(jù)采集課后習題的答案課件19數(shù)據(jù)采集課后習題的答案課件20數(shù)據(jù)采集課后習題的答案課件21數(shù)據(jù)采集課后習題的答案課件22數(shù)據(jù)采集課后習題的答案課件23數(shù)據(jù)采集課后習題的答案課件24數(shù)據(jù)采集課后習題的答案課件25數(shù)據(jù)采集課后習題的答案課件26數(shù)據(jù)采集課后習題的答案課件27數(shù)據(jù)采集課后習題的答案課件28數(shù)據(jù)采集課后習題的答案課件29數(shù)據(jù)采集課后習題的答案課件30數(shù)據(jù)采集課后習題的答案課件31數(shù)據(jù)采集課后習題的答案課件32數(shù)據(jù)采集課后習題的答案課件33數(shù)據(jù)采集課后習題的答案課件34數(shù)據(jù)采集課后習題的答案課件35數(shù)據(jù)采集課后習題的答案課件36數(shù)據(jù)采集課后習題的答案課件37數(shù)據(jù)采集課后習題的答案課件38數(shù)據(jù)采集課后習題的答案課件39數(shù)據(jù)采集課后習題的答案課件40數(shù)據(jù)采集課后習題的答案課件41數(shù)據(jù)采集課后習題的答案課件42數(shù)據(jù)采集課后習題的答案課件43數(shù)據(jù)采集課后習題的答案課件44數(shù)據(jù)采集課后習題的答案課件45數(shù)據(jù)采集課后習題的答案課件46數(shù)據(jù)采集課后習題的答案課件47數(shù)據(jù)采集課后習題的答案課件48數(shù)據(jù)采集課后習題的答案課件49數(shù)據(jù)采集課后習題的答案課件50數(shù)據(jù)采集課后習題的答案課件51數(shù)據(jù)采集與處理習題與思考題點評和討論數(shù)據(jù)采集與處理52第1章習題與思考題第1章習題與思考題53第1章習題與思考題13.簡述數(shù)據(jù)采集系統(tǒng)的基本結構形式,并比較其特點解:數(shù)據(jù)采集系統(tǒng)的基本結構形式有(1)微型計算機數(shù)據(jù)采集系統(tǒng)(2)集散型數(shù)據(jù)采集系統(tǒng)第1章習題與思考題54第2章習題與思考題第2章習題與思考題55第2章習題與忠考題2-2.試說明為什么在實際采樣中,不能完全滿足采樣定理所規(guī)定的不失真條件?解:若模擬信號為x(t)=Asin(2c!t+q)當fc時,模擬信號的采樣值為27xs(nTs)=A(D"sin只有在=2時,x5(nT)與x(的幅值才相同但在工程上很難做到。第2章習題與忠考題56數(shù)據(jù)采集課后習題的答案課件57數(shù)據(jù)采集課后習題的答案課件58數(shù)據(jù)采集課后習題的答案課件59數(shù)據(jù)采集課后習題的答案課件60數(shù)據(jù)采集課后習題的答案課件61數(shù)據(jù)采集課后習題的答案課件62數(shù)據(jù)采集課后習題的答案課件63數(shù)據(jù)采集課后習題的答案課件64數(shù)據(jù)采集課后習題的答案課件65數(shù)據(jù)采集課后習題的答案課件66數(shù)據(jù)采集課后習題的答案課件67數(shù)據(jù)采集課后習題的答案課件68數(shù)據(jù)采集課后習題的答案課件69數(shù)據(jù)采集課后習題的答案課件70數(shù)據(jù)采集課后習題的答案課件71數(shù)據(jù)采集課后習題的答案課件72數(shù)據(jù)采集課后習題的答案課件73數(shù)據(jù)采集課后習題的答案課件74數(shù)據(jù)采集課后習題的答案課件75數(shù)據(jù)采集課后習題的答案課件76數(shù)據(jù)采集課后習題的答案課件77數(shù)據(jù)采集課后習題的答案課件78數(shù)據(jù)采集課后習題的答案課件79數(shù)據(jù)采集課后習題的答案課件80數(shù)據(jù)采集課后習題的答案課件81數(shù)據(jù)采集課后習題的答案課件82數(shù)據(jù)采集課后習題的答案課件83數(shù)據(jù)采集課后習題的答案課件84數(shù)據(jù)采集課后習題的答案課件85數(shù)據(jù)采集課后習題的答案課件86數(shù)據(jù)采集課后習題的答案課件87數(shù)據(jù)采集課后習題的答案課件88數(shù)據(jù)采集課后習題的答案課件89數(shù)據(jù)采集課后習題的答案課件90數(shù)據(jù)采集課后習題的答案課件91數(shù)據(jù)采集課后習題的答案課件92數(shù)據(jù)采集課后習題的答案課件93數(shù)據(jù)采集課后習題的答案課件94數(shù)據(jù)采集課后習題的答案課件95數(shù)據(jù)采集課后習題的答案