| 单词 | pulse frequency modulation |
| 释义 | > as lemmaspulse frequency modulation pulse frequency modulation n. Telecommunications a form of pulse modulation in which variations in the signal amplitude are represented by variations in the frequency of occurrence of the pulses. ΘΚΠ society > communication > telecommunication > [noun] > signal > modulation choke control1909 modulation1919 frequency modulation1922 pulse modulation1929 phase modulation1930 undermodulation1940 pulse time modulation1944 pulse position modulation1945 PCM1947 pulse amplitude modulation1947 pulse code modulation1947 pulse frequency modulation1950 pulse width modulation1953 pulse duration modulation1956 1950 Sci. Amer. May 42 Communication engineers call this system ‘pulse-frequency modulation’. 1996 Jrnl. Robotic Systems 13 388/1 The combination of leaky activators with pulse frequency modulation..opens up new possibilities for pneumatic control. < as lemmas |
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