ROLE OF DSPS IN THE MODEM'S OPERATIONS

Chapter 3 was devoted to a discussion of DSPs. Modern modems employ programmable DSPs. Previously, modem DSPs were read-only-memory (ROM) based. This approach required implementing new hardware for any upgrade or for the support of a new modem standard. Programmable DSPs allow changes, upgrades, etc. to be downloaded to the user device. Then from the user device, the upgrade can be loaded onto the DSP.

Get Voice Over IP now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.