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demodulation

   Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson 0.01 sec.
demodulation: see modulation modulation, in communications, process in which some characteristic of a wave (the carrier wave) is made to vary in accordance with an information-bearing signal wave (the modulating wave); demodulation is the process by which the original signal is recovered from
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demodulation
Electronics the act or process by which an output wave or signal is obtained having the characteristics of the original modulating wave or signal; the reverse of modulation
demodulation [dē‚mäj·ə′lā·shən]
(communications)
The recovery, from a modulated carrier, of a signal having substantially the same characteristics as the original signal.
(communications)demodulation - To recover the signal from the carrier. For example, in a radio broadcast using amplitude modulation the audio signal is transmitted as the mean amplitude of a radio-frequency carrier so demodulation requires a circuit which measures the amplitude and filters out the carrier. There are many other kinds of modulation and corresponding demodulation.
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For CMMB-system tuner modules (containing RF-IC, OFDM demodulation IC, oscillator, and other circuit components).
Sharp Develops Industry's Smallest*1 Tuner Module for Mobile TVs in ... by ACN Newswire
Achieves low power consumption of 530 mW (during continuous operation) Product name: Tuner module for receiving Chinese terrestrial digital broadcasts Model name: VA3C5CZ920 Sample price: 30,000 yen (tax included) Samples available: Late January 2008 [1] As of December 4, 2007; Sharp survey; for tuner module containing high-frequency IC, OFDM demodulation IC, and other components in a single package.
Sharp Develops Industry's First Tuner Module Compatible with China ... by JCN Newswires
According to the company, Vigo is a licensable demodulation platform for Mobile TV with multi-standard support for DVB-H, T-DMB, and DAB, built around the UCC Mobile (Universal Communications Coprocessor) signal processor, which provides PHY layer demodulation, and supporting the DVB-H Link Layer and an MTX embedded controller.
Imagination Technologies launches Vigo Mobile TV IP platform by Worldwide Computer Products News
 
 
 
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