1. Jose Antonio Collera Alvarez Alonso Rojas Marcial IT 2020

2. 1987 - The Fraunhofer Institut in Germany began research code-named EUREKA project EU147, Digital Audio Broadcasting (DAB).

3. January 1988 – Moving pictures expert or MPEG was established as a subcommittee of the International Standards Organization/International Electrotechnical Commission or ISO/IEC

4. April 1989 - Fraunhofer received a German patent for MP3.

5. 1992 - Fraunhofer's and Dieter Seitzer’s audio coding algorithm was integrated into MPEG-1.

6. MPEG-1 1993 - MPEG-1 standard published.

7. 1994 - MPEG-2 developed and published a year later. MPEG-2

8. November 26, 1996 - United States patent issued for MP3.