dual modulation

dual modulation

[′dü·əl ‚mäj·ə′lā·shən]
(communications)
The process of modulating a common carrier wave or subcarrier with two different types of modulation, each conveying separate information.
References in periodicals archive ?
Using state-of-the-art Dual Modulation technology, RCare's G4 penetrates buildings better, and reaches farther to cover even the largest senior communities.
The spectrometer should be disposable and compact with a small footprint lab space, including digitally controlled digital data processing, equipped with two radiation sources, dual modulation signal and an effective system for suppressing artifacts (false signals), as sensitive photodetector (MCT nitrogen cooling, endurance greater than 20 hours).
Through its advanced physical layer technologies and dual modulation techniques, S-CDMA (synchronous code division multiple access) and A-TDMA (advanced time division multiple access), DOCSIS 2.