Optical Fiber communication system SDH (Synchronous Digital Hierarchy) General Communication System: Optical Communication System: Optical Fiber: Advantages of Optical Communication System: Large Bandwidth Small Physical Size Light Weight Electrical Isolation / Non Conductor Immunity to Interference Immunity to Cross Talk Signal Security Low Transmission Loss Flexibility Low Cost /bit(Installation , Maintenance and Bandwidth) High-Quality Transmission Environmental Stability Disadvantages of Optical Fiber Communication: Expensive to install Dangerous for eyes More fragile than wire and are difficult to split Optical Fiber System: PDH (Plesiochronous Digital Hierarchy) SDH (Synchronous Digital Hierarchy)
Optical Fiber communication system SDH (Synchronous Digital Hierarchy) General Communication System: Optical Communication System: Optical Fiber: Advantages of Optical Communication System: Large Bandwidth Small Physical Size Light Weight Electrical Isolation / Non Conductor Immunity to Interference Immunity to Cross Talk Signal Security Low Transmission Loss Flexibility Low Cost /bit(Installation , Maintenance and Bandwidth) High-Quality Transmission Environmental Stability Disadvantages of Optical Fiber Communication: Expensive to install Dangerous for eyes More fragile than wire and are difficult to split Optical Fiber System: PDH (Plesiochronous Digital Hierarchy) SDH (Synchronous Digital Hierarchy)