共 14 条
[2]
CARLSON AB, 1975, COMMUNICATION SYSTEM, P236
[3]
Notes on the theory of modulation
[J].
PROCEEDINGS OF THE INSTITUTE OF RADIO ENGINEERS,
1922, 10 (01)
:57-64
[5]
HAYKIN SS, 1989, INTRO ANALOG DIGITAL, P336
[6]
LATHI BP, 1983, MODERN DIGITAL ANALO, P294