birth_place nationality birth_date known_for article_title name occupation
india indian 21 august 1981 avaz app , mit tr35 awardee ajit narayanan
 ajit narayanan inventor
ajit narayanan

ajit narayanan -lrb- born august 21 , 1981 -rrb- is the inventor of avaz , india 's first augmentative and alternative communication device for children with disabilities .
this device works by generating speech from limited muscle movements like that from the head or hand , and can be used people with speech disorders such as cerebral palsy , autism , mental retardation , and aphasia .
he is a tr35 awardee -lrb- 2011 -rrb- and an awardee of the national award for empowerment of persons with disabilities by the president of india -lrb- 2010 -rrb- .
