signal processing
noun1
Business, Electrical, Electrical engineering, Electricity, Electromagnetism, Energy, Engineering, Natural sciences, Physical sciences, Physics A subfield of electrical engineering focusing on analyzing, modifying and synthesizing signals, such as sound, images, potential fields, seismic signals, altimetry processing, and scientific measurements.
2
Business, Electrical, Electrical engineering, Electricity, Electromagnetism, Energy, Engineering, Natural sciences, Physical sciences, Physics Synonym of wave processing (“modifying the properties of a wave or translating it from one environment to the other”).
- Users are most likely to come across the term “digital signal processing” (DSP) while looking for a new pair of earbuds, home theatre systems or other audio electronics products. Some might think of it as a casual term used for marketing, but DSP is a very complicated subject. Digital signal processing involves taking an audio signal (it can be any signal but in this case it's audio) and digitally manipulating it to achieve the desired result.2022 May 19, Arghanshu Bose, “Explained: What is digital signal processing and how is it used in audio products”, in The Times of India, India, archived from the original on 07 Sep 2025: