(1) An earlier magnetic disk encoding method that places clock bits onto the medium along with the data bits. It was superseded by MFM and RLL. FM radio was invented in the early 1930s by Edwin Howard ...

A technique that is used to sample voice waves and convert them into digital code. Delta modulation typically samples the wave 32,000 times per second, but generates only one bit per sample. See PCM.

Integrated Device Technology, Inc. is claiming the world's first family of high-definition PC audio codecs to feature the DDX-based class-D modulation technology developed by Apogee Technology. The ...