modulation
4
6.6
- noun
- /ˌmɒdʒʊˈleɪʃən/
- Specialized
- In telecommunications, modulation is essential for efficiently transmitting information over various media.
- amplitude modulation
- frequency modulation
- phase modulation
Examples
-
The use of several small engines allows thrust modulation to replace the control surfaces in the tail and rudder.
Academic text (2001) -
One is the new model with the neo-pulse frequency modulation system.
-
The mixing resembles the frequency modulation done by commercial radio stations.
Academic text (1996) -
In the previous section, the amplitude-modulation capability of the modulator was described.
Academic text (1997) -
Another responsibility of the laser driver is to supply a high-frequency modulation (HFM) current to the laser.
Academic text (1996) -
Thus, AOMs have amplitude-modulation characteristics suitable for PQE when they are driven by appropriate AOM drivers.
Academic text (1997) -
Optical disks use run-length-limited (RLL) modulation codes such as 0, 3 and 2, 7 to improve detection.
Academic text (1996) -
Using frequency modulation, the radio station broadcasts its signal clearly across long distances.
-
Modulation allows for the adaptation of the carrier wave's properties to ensure that the transmitted signal is clear.
Antonyms
Compounds
- Specialized
1
7.2
A way of changing a series of pulses, for example their length or strength, to send information
- Specialized
1
6.6
A way of sending information by changing the timing of a radio wave
- Specialized
1
4.7
A way of sending sound by changing how fast a radio wave vibrates
- Specialized
A way of sending information by changing the time between short signals
How Modulated
- Specialized
1
9.6
- Specialized
1
5.3
- Specialized
4
6.6
Surface Forms
Morphology
Etymology
Modulation comes from Latin modus 'measure' and modulus 'small measure', which gives the image of changing a wave in small ways so it can carry a message. That's why in electronics modulation means altering a signal so it can send sound or information over the air or wires.