Raimo Olavi Toivonen
Raimo Olavi Toivonen (born 1953) is a Finnish developer of speech analysis, speech synthesis, speech technology, psychoacoustics and digital signal processing. Toivonen studied at the Tampere University of Technology (TUT), where he obtained a Diploma Engineer in Electrical Engineering in 1979. The development of speech synthesis. The development of speech synthesis began in 1975 at TUT; in 1976, it was moved to the VTT Technical Research Centre of Finland in Tampere, and again to the TUT electronics department in 1978, where it remained until 1981. Toivonen joined in January 1977. Section::::"Intelligent Speech Analyser (ISA)". The first presentation  of the "Intelligent Speech Analyser (ISA)" (by Toivonen) took place in January 1987 at the Finnish Phonetics Meeting at Jyväskylä University. Work started in 1985 and has continued since then. Publications using "ISA". In 100 academic theses, 27 of which are academic dissertations, spoken languages have been studied with the help of the ISA developed by Toivonen. There are a total of almost 500 publications. Using ISA, 14 spoken or written languages have been researched. These are Finnish, Swedish, Estonian, Icelandic, Hungarian, Polish, Czech, German, Russian, English, French, Greek, Portuguese and Spanish. Earlier works. Research project of the Academy  of Finland, "Development of communication tools for the sensory impaired": A three-part series of articles: Articles in the Finnish microprocessor magazine : Research project of the Academy of Finland, "Auditory modelling of speech perception:"