from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any device that demodulates a signal
from the GNU version of the Collaborative International Dictionary of English
- n. An electronic device which extracts the modulation from a radio carrier wave, and outputs the original information-bearing signal.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. rectifier that extracts modulation from a radio carrier wave
Sorry, no etymologies found.
The demodulator, which is designed specifically for the symbol-set used by the modulator, determines the phase of the received signal and maps it back to the symbol it represents, thus recovering the original data.
The lines through the images are artifacts from the demodulator that is not quite 100% working - yet.
The idea of pushing data down a telephonic connection through the intermediary of an acoustically coupled modulator-demodulator?
In the sixties the computers, mainframes and mini-computers, could be connected with each other by modem modulator en demodulator, a device as large as a VCR.
The tensions over management of export-control cases resurfaced only last month when the FBI, following several days of surveillance at Los Angeles International Airport, arrested an Irish businessman, Denis Sugrue, on charges of attempting to export a high-tech radio device called an equalizer/demodulator (used in electronic intelligence gathering) to a company in Ireland without a proper U.S. export permit.
According to the FBI, Sugrue purchased a high-tech radio device called an equalizer/demodulator, which he allegedly was going to ship to a family company in Ireland, but which then would be sent onward to a Russian government agency called the Federal State Unitary Enterprise -- General Radio Frequency Center.
Within that bandwidth, noise and signal are indistinguishable except for the fact that there is a known pseudo-random sequence with which a demodulator can decorrelate (despread) the signal back to its original structure (information bits).
Because the Commission exceeded the scope of its delegated authority, we grant the petition for review, and reverse and vacate the Flag Order insofar as it requires demodulator products manufactured on or after July 1, 2005 to recognize and give effect to the broadcast flag.
Partnering with Fresco combines best-of-breed products from both the tuner and demodulator markets.
For example, our demodulator team is all practical in one side; there are audio teams, all one.