单词 | pulse time modulation |
释义 | > as lemmaspulse time modulation pulse time modulation n. Telecommunications pulse position or pulse width modulation. 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 1944 Electr. Communication 22 92/1 The merits of another method of transmission applicable to telephony were considered by the Paris Laboratories of the International Telephone and Telegraph Corporation early in 1937... At the time the method was called pulse ‘time’ modulation. 1975 D. G. Fink Electronics Engineers' Handbk. xiv. 28 The control applications [of pulse modulation] are usually confined to the use of pulse time modulation (PTM) and pulse frequency modulation (PFM), where on-off control power can be used to minimize device dissipation. 1995 Proc. SPIE (Internat. Soc. Optical Engin.) 2614 53 The pulse time modulation family..can be employed to trade bandwidth against noise performance. < as lemmas |
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