Systems for determining the frequency modulation index of a frequency modulated continuous carrier wave

摘要

1,042,354. Radar. SPERRY RAND CORPORATION. April 18, 1963 [April 19, 1962], 13001/66. Divided out of 1,042,353. Heading H4D. [Also in Division G1] The description is substantially the same as in Specification 1,042,353 but the claims relate to the measurement of the modulation index of a frequency-modulated signal.