Gyan Vani Patna is a broadcast radio station in Patna, Bihar, India and part of the Gyan Vani Educational FM Radio Network from Indira Gandhi ... See more National Open University (IGNOU) Electronic Media Production Centre in New Delhi, India. As a public service, Gyan Vani provides programming from various India-based educational institutions, uch as NCERT, NIOS and State Open Universities, as well as from NGOs, government and semi-government organizations, UN agencies, and India government ministries such as Agriculture, Environment, Health, Women and Child Welfare.