A device that connects to a television and an external signal source to deliver video and interactive services. Traditionally, these boxes were associated with cable or satellite TV, converting incoming signals into content that could be displayed on a television. Over time, the term has broadened to include internet-enabled streaming devices and IPTV boxes. They serve as a bridge between the content provider and the viewer.
Types of Set-Top Boxes
- Cable and Satellite: Devices provided by TV service operators to decode broadcast signals.
- IPTV and Streaming: Internet-connected boxes such as Apple TV, Roku, and Amazon Fire TV that deliver streaming video content.
- Hybrid: Units that combine traditional broadcast reception with internet-based services.
Key Functions
- Signal Decoding: Converts incoming signals into viewable content.
- Channel Selection: Allows users to choose from available channels.
- Digital Rights Management: Ensures content is accessed and used according to licensing agreements.
- Video-on-Demand: Provides access to a library of on-demand content.
- Personal Video Recording: Enables users to record and store television programs.
- Online Apps: Offers access to streaming services and other internet-based applications.
