American Sign Language (ASL) gained recognition as a legitimate language in the 1960s and 1970s, following influential research that demonstrated its linguistic structure and validity. This recognition helped establish ASL as a distinct language with its own grammar and syntax, leading to efforts to promote its use in education and advocacy for the Deaf community.

The recognition of state based on language has integrated India by the way they have accepted the different types of people and races in their respective states.

Telugu has been recognized as a classical language by the government of India.

No, it is an speech recognition software.

Phoneme recognition is the first step performed by speech recognition software. It involves splitting the input voice signal and matching each segment to a known phoneme. See http:/electronics.howstuffworks.com/gadgets/high-tech-gadgets/speech-recognition.htm for more.