Digital Home as defined by Wikipedia,

Digital home refers to a residence that is fully automated. A Digital Home has a network of CE, mobile, and PC devices that cooperate transparently and simplify usability in the home. All computing devices and home appliances conform to the same standard system in a Digital Home so that everything can be controlled by a computr. Network sockets are installed in every room like AC power receptacles.
Digital Home product companies provide hardware and software, as well as connectivity and supporting technologies, that enable people to enjoy digital content – including music, photos, and video – on multiple devices in the home and beyond.
The companies provide a broad range of building blocks for digital home solutions, including chips, reference designs, and software for media center PCs, advanced set-top boxes, digital media adapters, portable media players, and handheld devices