For a moment he was certain that the sound had originated within his own room.

When we learn that, we'll probably know where the sound originates.

Three possibilities occurred to the boy: The sounds might have originated from some relatively harmless animal, a squirrel, perhaps, or a bear.

The pinna as a result of its asymmetrical structure is able to provide further cues about the elevation from which the sound originated.

Only a faint sound originated within the chamber; something like the beat of a heart.

The gentle drumming of the pads upon the skin enables the user to sense the direction from which the sound is originating.

Then he realized the cracking sound had originated from overhead.

He arms himself with weapons and walks towards the direction from which the sound originated.

Dogs are trained to bring the handler back to where the sound originated.