00690nam a22001697a 4500 0 20260731153717.0 384 09 SRE Sreekanth, P. V. 21247 Telecom networks of digital era : a chronicle of developments IEEE Communications Society 2025 948 The book offers a comprehensive chronological analysis of how telecommunication systems evolved from fragile analog configurations into the highly resilient, intelligent digital infrastructures that power today's global economy. Telecommunication - History 21248 Digital communications - Development 21249 DB 0 0 0 0 LBSNAA LBSNAA 2026-07-31 0 384 09 SRE 173572 2026-07-31 2026-07-31 DB 361798 361798