A.將時(shí)間離散、幅值連續(xù)的模擬信號(hào)轉(zhuǎn)換為時(shí)間連續(xù)、幅值離散的數(shù)字信號(hào)
B.將時(shí)間離散、幅值也離散的模擬信號(hào)轉(zhuǎn)換為時(shí)間連續(xù)、幅值也連續(xù)的數(shù)字信號(hào)
C.將時(shí)間連續(xù)、幅值離散的模擬信號(hào)轉(zhuǎn)換為時(shí)間離散、幅值連續(xù)的數(shù)字信號(hào)
D.將時(shí)間連續(xù)、幅值也連續(xù)的模擬信號(hào)轉(zhuǎn)換為時(shí)間離散、幅值也離散的數(shù)字信號(hào)
E.將時(shí)間離散、幅值也離散的模擬信號(hào)轉(zhuǎn)換為時(shí)間離散、幅值也離散的數(shù)字信號(hào)