phase-modulatev.

Brit.

/ˈfeɪzˌmɒdjᵿleɪt/,

/ˈfeɪzˌmɒdʒᵿleɪt/, U.S.

/ˈˌfeɪzˈˌmɑdʒəˌleɪt/

Origin: Formed within English, by compounding. Etymons: phase n.², modulate v.

Etymology: < phase n.² + modulate v. Compare earlier phase-modulated adj., phase modulation n.

Electronics and Telecommunications.

transitive. To modulate or vary the phase of (a radio or other wave).

ΘΚΠ

society > communication > telecommunication > [verb (transitive)] > modulate

modulate1908

phase-modulate1941

pulse1957

frequency-modulate1962

undermodulate1962

1941 Electronic Engin. 14 537/3 The triangular noise spectrum effect is absent because noise itself phase modulates the carrier.

1972 McGraw-Hill Yearbk. Sci. & Technol. 1971 410/2 This image is a spatial representation of the color television chrominance carrier, which..is described as being phase-modulated with hue information and amplitude-modulated with color saturation information.

2003 Test & Measurem. World (Nexis) 1 Mar. 17 An interfering signal phase modulates the reference signal in the upper trace to produce the jitter in the measured signal in the lower trace.

This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022).

单词	phase-modulate
释义	phase-modulatev. Brit. /ˈfeɪzˌmɒdjᵿleɪt/, /ˈfeɪzˌmɒdʒᵿleɪt/, U.S. /ˈˌfeɪzˈˌmɑdʒəˌleɪt/ Origin: Formed within English, by compounding. Etymons: phase n.², modulate v. Etymology: < phase n.² + modulate v. Compare earlier phase-modulated adj., phase modulation n. Electronics and Telecommunications. transitive. To modulate or vary the phase of (a radio or other wave). ΘΚΠ society > communication > telecommunication > [verb (transitive)] > modulate modulate1908 phase-modulate1941 pulse1957 frequency-modulate1962 undermodulate1962 1941 Electronic Engin. 14 537/3 The triangular noise spectrum effect is absent because noise itself phase modulates the carrier. 1972 McGraw-Hill Yearbk. Sci. & Technol. 1971 410/2 This image is a spatial representation of the color television chrominance carrier, which..is described as being phase-modulated with hue information and amplitude-modulated with color saturation information. 2003 Test & Measurem. World (Nexis) 1 Mar. 17 An interfering signal phase modulates the reference signal in the upper trace to produce the jitter in the measured signal in the lower trace. This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022). < v.1941
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