1.1 System Fundamentals Definitions System: Definitions System- integrity of elements that form a certain structure internally and perform certain functions externally. L von Bertalanffy: System --set of interrelated elements
1. Model of Communication System Noise Source Sink T Channel T: Transformation Source, sink, and channel are given beforehand Transformation to match the source with the channel
Problems to be concerned with 1. How should we define the concept of Information 2. What are the typical features of Information compared with matter and energy 3. What are the relationship and difference between Shannon Information and comprehensive Information 4. How to reasonably classify Information 5. How to properly represent Information