LTE-Technik
EPC: how the LTE core network works
How the LTE core network registers subscribers and forwards data. Diagrams explain MME, HSS, S-GW, P-GW, PCRF and separate control and user-data paths.
LTE Advanced
How LTE-Advanced uses multiple carriers and spatial data streams: Carrier Aggregation, MIMO and relay nodes explained together, with the original LTEmobile diagrams and additional context.…
Digital dividend
How former television frequencies became available for mobile broadband: the first and second digital dividends, the 800 and 700 MHz awards, and their role in…
LTE technology
How LTE carries data: channel bandwidths, OFDMA and SC-FDMA, MIMO, modulation and duplex modes, with diagrams and the original free German LTE e-book.
LTE availability: checking coverage and understanding reception
Wie gut funktioniert LTE am eigenen Standort? Offizielle Netzkarten richtig lesen, Empfang im Gebäude prüfen und Signalwerte von der tatsächlichen Datenrate unterscheiden. Vollständig überarbeitet…