Thick Boxes - (a.k.a. "Advanced Set-top Boxes" or "Advanced Digital Set-top Boxes") - "Thick Boxes" are the opposite of "Thin Boxes."  These are set-top boxes that offer more interactive functions than many other set-top boxes. Media Centers are in the "Thick Box" category.

ASTB (Advanced Set Top Box)

Box-to-box Networking

Digital Satellite System, Satellite Box

Hybrid Digital Cable Box

Interactive TV Software

IP-based Set-top Box

Low-end Boxes

Set-top Box-based Banking

Set-top Box-based System

Set-top Box Software

Set-top Box Subscriber

Smart TV Set-top Box

Software Stack

Venus Set-top Box Project

Video Juke Box – (Digital Video Music)

See the Interactive Television Institute.