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Physical Layer - Coggle Diagram
Physical Layer
Digital Transmission
Transmission Modes
Parallel
Serial
Asynchronous
Synchronous
Isosynchronous
Digital to Digital Conversion
Line coding
Block coding
Scrambling
Analog-to-Digital Conversion
Pulse Code Modulation
Delta Modulation
Data & Signals
Digital Signals
Bit rate
Bit length
Transmission Impairment
Atteneuation
Distortion
Noise
Performance
Bandwidth
Throughput
Latency(Delay)
Bandwidth-delay product
Switching
Circuit-Switched n/w
Packet-Switched n/w
Datagram n/w
Virtual-circuit n/w
msg-switched n/w
Transmission Media
Guided Media (Wired)
Twisted Pair cable
Coaxial Cable
Fiber-optic cable
Unguided media (Wireless)
Radiowaves
Microwaves
Infrared
Analog Transmission