India, Sept. 17 -- The transition from 5G to 6G is emerging as an infrastructure challenge as operators look to reuse existing spectrum and radio equipment while also introducing equipment from multiple vendors. At the centre of the issue is Multi-RAT Spectrum Sharing (MRSS), which is expected to allow 5G and 6G to operate over the same spectrum during the migration period.

Recent industry reports highlight a potential tension between operators seeking greater vendor flexibility and equipment suppliers that favour integrated, single-vendor architectures. The issue could have implications for how much of the existing 5G radio infrastructure can be retained, how new 6G equipment is integrated and whether operators can introduce a different...