共 3 条
- [1] Notes on the theory of modulation [J]. PROCEEDINGS OF THE INSTITUTE OF RADIO ENGINEERS, 1922, 10 (01): : 57 - 64
- [2] HANSRODER, 1931, P I R E, V19, P2145
- [3] Frequency modulation [J]. PROCEEDINGS OF THE INSTITUTE OF RADIO ENGINEERS, 1930, 18 (07): : 1194 - 1205