modulate

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modulate

[′mäj·ə‚lāt]
(electronics)
To vary the amplitude, frequency, or phase of a wave, or vary the velocity of the electrons in an electron beam in some characteristic manner.

modulate

To insert a data signal into a carrier wave or direct current. See modulation.
References in periodicals archive ?
The hypothesis that wall shear stress modulates endothelial cellularity is gaining increasing support from researchers in the field.
In support of digital conversion, HEMi encodes the local program, multiplexes the signals to form a new Multi-Program Transport Stream (MPTS), modulates and up-converts the MTPS to be re-inserted back into the RF cable spectrum, sending the local channels throughout the community.
Gabriel Sosne, Assistant Professor of Ophthalmology at Wayne State University and the Kresge Eye Institute in Detroit, Michigan, has shown for the first time that Thymosin Beta 4 (TB4) modulates MMP-9, an enzyme associated with persistent inflammation and corneal wounds, which may delay or retard corneal wound healing.