Matti Antero Karjalainen (April 2, 1946 – May 30, 2010) studied electronics at the Tampere University of Technology and received a doctoral degree on speech synthesis in 1978.
He developed Synte 2 the first portable microprocessor-based text-to-speech synthesizer in the world.He was the head of Acoustics Laboratory at the Helsinki University of Technology from 1980 to 2006.
He is speech synthesis, speech analysis, speech technology, audio signal processing and psychoacoustics pioneer in Finland.
He became an associate professor 1980 and a full professor 1986.
He was the supervisor of 24 doctoral theses and over 100 master's theses.
His laboratory is now part of the Department of Signal Processing and Acoustics of the Aalto University.