DT approves 6G terahertz testbed project under Digital Bharat Nidhi’s Telecom Technology Development Fund
Digital Bharat Nidhi funds a three-year 6G terahertz testbed at SAMEER, Kolkata, with IIT Madras, IIT Guwahati, and IIT Patna as consortium partners.

- SAMEER is an autonomous research and development body under the Ministry of Electronics and Information Technology.
- The approved project establishes a 6G terahertz testbed in Kolkata with support from three Indian Institutes of Technology.
- The release says a high data rate line-of-sight link was demonstrated at India Mobile Congress 2025.
What happened
The Ministry of Communications has approved a three-year project under the Telecom Technology Development Fund of Digital Bharat Nidhi to establish a 6G Terahertz testbed at SAMEER, Kolkata. The project matters because it supports India’s research capacity in next-generation telecom technology and gives a test platform for future 6G systems.
The project will be implemented by SAMEER with three consortium partners: Indian Institute of Technology Madras, Indian Institute of Technology Guwahati, and Indian Institute of Technology Patna. The release also states that a high data rate line-of-sight link was demonstrated at India Mobile Congress 2025, which signals a proof-of-concept stage rather than a purely theoretical project.
UPSC can frame 6G research around the role of state-backed testbeds in building strategic autonomy in telecom technology, the difference between laboratory demonstration and deployable infrastructure, and the significance of inter-institutional collaboration in emerging technologies.
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