Table of Contents
What is ringing in an image?
In signal processing, particularly digital image processing, ringing artifacts are artifacts that appear as spurious signals near sharp transitions in a signal. The term “ringing” is because the output signal oscillates at a fading rate around a sharp transition in the input, similar to a bell after being struck.
What is ringing artifacts in images?
Ringing is an image artifact that may appear when Doing Deconvolution under certain conditions. It produces dark and light ripples around bright features of an image. Inverse filtering techniques like Wiener Filter suffer specifically from ringing artifacts.
What causes ringing?
It happens when an electrical pulse causes the parasitic capacitances and inductances in the circuit (i.e. those that are not part of the design, but just by-products of the materials used to construct the circuit) to resonate at their characteristic frequency.
Does Gaussian filter leads to ringing effect?
And to your question: Gaussian low pass doesn’t “remove” ringing. It doesn’t cause ringing.
What is ringing effect in antenna?
Ringing effect which was a problem associated with a regular antenna is due to the traditional metal elements which reduces its capabilities in high frequency short pulse transmission. But in plasma antenna the antenna gets deionized by sending a pulse and thus the problem of ringing effect is overcome.
What is a ringing frequency?
In power electronic converters, high-frequency oscillation occurs during the switching transients of power transistors, which is known as ringing. The ringing frequency mainly depends on the values of the parasitic capacitance and stray inductance in the oscillation loop.
What is the ringing circuit?
In electricity supply design, a ring circuit is an electrical wiring technique in which sockets and the distribution point are connected in a ring. This design enables the use of smaller-diameter wire than would be used in a radial circuit of equivalent total current capacity.
What is ringing in PCB design?
When we’re talking about a Printed Circuit Board or other electronic systems, ringing is a voltage or current output that oscillates like a ripple on a pond when it’s seen on an oscilloscope. The oscillation is a response to a sudden change in the input signal, like turning it on or switching.
What is the ringing frequency?
What is a ringing circuit?
[′riŋ·iŋ ‚sər·kət] (electronics) A circuit which has a capacitance in parallel with a resistance and inductance, with the whole in parallel with a second resistance; it is highly underdamped and is supplied with a step or pulse input.
What is the meaning of ringing circuit?
ring circuit in Electrical Engineering A ring circuit is an electrical system in which distribution points are connected to the main supply in a continuous closed circuit. A ring circuit is an electrical system in which distribution points are connected to the main supply in a continuous closed circuit.