From Sound To Image
The creation of an image from sound is done in three steps – producing a sound wave, receiving echoes, and interpreting those echoes.
Read more about this topic: Medical Ultrasonography
Famous quotes containing the words sound and/or image:
“The sound of a kiss is not so loud as that of a cannon, but its echo lasts a great deal longer.”
—Oliver Wendell Holmes, Sr. (1809–1894)
“The new electronic interdependence recreates the world in the image of a global village.”
—Marshall McLuhan (1911–1980)