SDH notes

SDH also known as "Synchronous Digital Hierarchy" is a technology used in telecommunications to transfer larger amounts of data on a single link, developed to over come the disadvantages in its predecessor PDH "Plesiochronous Digital Hierarchy". SDH is far more flexxible than PDH and it can support higher data rates even the super PDH can't achieve...

The links below will provide some useful documentation to understand the theories and implementation of SDH and PDH....

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1. Introduction to SDH
2. Marconi Manual
3. Ericsson Manual
4. E1 introduction
5. Radio Transmission
6. SDH tutorial set
1. Chapter 1
2. Chapter 2
3. Chapter 3
4. Chapter 4
5. Chapter 5
6. Chapter 6
7. Chapter 7
8. Chapter 8