Synchronous Transmission (TV) - Synchronous Transmission is a form of high-speed data communication that uses synchronization bytes instead of start or stop bits for telling the receiving device about the incoming transmission. It's more complex than asynchronous transmission.

2 Screen Interactive TV, definition of and related articles

Authoring Tools - (Interactive TV)

Interactive TV

Interactive TV Toolkit

PC-Synchronous Enhancements

Post Program Enhancements

Sync (TV)

Synchronized TV Developer

Synchronous Enhancements

Synchronous Programming

Trigger

Walled Gardens

Wince