HDMI und optical telegraph: was sie gemeinsam haben
- Schritt 1. HDMI — nutzt — Bit und Informationstheorie. A digital signal.
- Schritt 2. Bit und Informationstheorie — wird verwendet in — Packet switching. Packets are sequences of bits.
- Schritt 3. Packet switching — funktioniert wie — Electrical telegraph. An analogy: telegraph messages were passed from station to station with intermediate storage — a “store and forward” principle similar to packet transmission.
- Schritt 4. Electrical telegraph — entwickelte sich aus — Optical telegraph. The electrical telegraph replaced semaphore lines.