期刊名称：ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
印刷版ISSN：2194-9042
电子版ISSN：2194-9050
出版年度：2010
卷号：XXXVIII Part 6
页码：2
出版社：Copernicus Publications
摘要：Open and distance education or distance learning is becoming popular over the years, more due to the advent of Information and Communication Technology (ICT), access from anywhere, learn at own phase and affordability etc. Indian government has recognized the massive demand of human resources required for promoting integrated national development and global understanding and established Open Distance Learning University i.e. IGNOU (Indira Gandhi Open University) at national level way back 1985. India further gave importance to distance learning by launching satellite called EDUSAT and making it available to all concerned institutions and departments to utilize it for educational purposes. National education bodies like National Council of Education Research and Training (NCERT), All India Council for Technical Education, University Grants Commission, IGNOU, State level Educational Councils and many others taken advantage of the EDUSAT facility and launched distance learning programs from secondary education at school level to higher education at undergraduate / postgraduate level. The programs are of two types. In case of direct live transmissions, all the connected Centers work in two way interactive modes where the receivers directly interact with the expert and get clarified immediately. They use Satellite Interactive Terminal (SITs) that cost around (USD 6000 approximately). In case of Receive Only Terminal (ROTs) the users receive the transmission but not are able to interact with the experts and costing around USD 1500 per terminal
