uses the message signal X to modulate the carrier frequency Fc (Hz) and sample frequency Fs (Hz), wh
uses the message signal X to modulate the carrier frequency Fc (Hz) and sample frequency Fs (Hz), wh...
uses the message signal X to modulate the carrier frequency Fc (Hz) and sample frequency Fs (Hz), wh...
this part I if the QAM and QPSK modulate program....
为了在CDMA系统中更好地应用QDPSK数字调制方式,在分析四相相对移相(QDPSK)信号调制解调原理的基础上,设计了一种QDPSK调制解调电路,它包括串并转换、差分编码、四相载波产生和选相、相干解调...
为了在CDMA系统中更好地应用QDPSK数字调制方式,在分析四相相对移相(QDPSK)信号调制解调原理的基础上,设计了一种QDPSK调制解调电路,它包括串并转换、差分编码、四相载波产生和选相、相干解调...