Here you will find links to a whole load of technical documentation that is of use for understanding elements of both DVB and Tvheadend. This is primarily targeted at developers, and assumes a certain level of knowledge in the relevant areas.
- DVB Reference Website
- EN 300 468 - Specification of SI data
- TS 102 323 - Specification for TV Anytime
- LCN Specification
- Linux DVB API
- DiseqC Spec