ring modulator

ring modulator

[′riŋ ′mäj·ə‚lād·ər]
(electronics)
A modulator in which four diode elements are connected in series to form a ring around which current flows readily in one direction; input and output connections are made to the four nodal points of the ring; used as a balanced modulator, demodulator, or phase detector.
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References in periodicals archive ?
Imec has demonstrated, at wafer-scale, a ring-based Wavelength-Division Multiplexing filter with an improved thermo-optic tuning efficiency better than 1nm/mW per channel, a thermally tunable 28Gb/s ring modulator with an efficiency of 260pm/mW and a high-speed germanium photodetector achieving an average responsitivity of 0.
software using a ring modulator - the original piece of sound kit behind the Doctor's robotic enemy.
It was while experimenting with a ring modulator that the radiophonic workshop composer Brian Hodgson created the classic dalek speech.
Two of them, "Meerck Puffy" and "P Lobe" (not their Christian names, if you need to ask), were attempting to make music with a Moog and a ring modulator, a synthesizer that produces only the sum and difference frequencies of two input signals.
The new Luxtera Ring Modulator delivers more than 10 gigabits per second (Gbit/s) of bandwidth with a radius of only 30 microns.
Helge found he was more interested in sounds than visual arts, and started working with samplers, synthesisers, ring modulators and just about any electronic equipment he could get his hands on,much of which was home-made.
He works with samplers, synthesisers, ring modulators,filters and practically any sort of electronic equipment going, much of it home-made.