Accession Number : AD0430704


Title :   (NO TITLE).


Descriptive Note : Progress rept.


Corporate Author : UNIVERSITY COLL LONDON (ENGLAND)


Report Date : Jul 1963


Pagination or Media Count : 41


Abstract : Accounts are given of the following lines of research and instrumentation development projects (1) A study of the formants of the pure vowels of British English; (2) Formant frequencies of Hungarian vowels; (3) An experimental study of the relative contributions of vowel duration and spectral form to the recognition of English and German vowels; (4) Pitch perception and temporal patterning; (5) Long term spectral analysis; (6) SPYL - a combination of an instananeous spectrograph, step synthesizer and a tape loop; (7) Spectrographic assessment of reverberation; (8) Noise generator; (9) Wow and flutter measurement. (Author)


Descriptors :   *SPEECH RECOGNITION , SPEECH , INFORMATION THEORY , PITCH DISCRIMINATION , LANGUAGE , PULSE ANALYZERS , SEMICONDUCTOR DIODES , SILICON , OSCILLATORS , NOISE , FLUTTER , HEARING , SOUND PITCH , SOUND


Distribution Statement : APPROVED FOR PUBLIC RELEASE