TV Tuners & Video Devices Glossary
Table of contents
A TV Tuner is product that allows you to watch HDTV on your PC. These devices mainly come in three types: TV Tuner card for internal installation in a desktop PC, USB TV Tuner Stick which offers more mobility allowing you to take TV with you and Stand-alone TV Tuner Box which directly connects to your display.
These products help you import your video files from a variety of analog or HD video sources and transfer them to your computer. You can then edit the files with included software for your personal video albums. Also, you'll be able to convert these video files into different formats for other devices or burn onto media for sharing.
A Media Player is a standalone box which can play back a variety formats of HD videos or photos, and can directly display them on your TV set or other monitors. Most media players can support HD video (720p and 1080i/p) from any USB storage. Some can have a built-in 2.5"/3.5" HDD while other advanced products can also play files through networks, either home networking or via online services.
A Video adapter is a device that helps you connect two deferent video ports together. For example, with a DVI to HDMI adapter, you could connect a DVI video source to an HDMI display. If you have a USB to VGA/DVI/HDMI video adapter, you could easily add additional displays to your PC or laptop for multi-display working/gaming.
A PC to TV device is a kind of product that transfers video signal from a PC or laptop to a TV (or any other display) via a wired or wireless network. Advanced products can support HD video, 720p and 1080p. So you can watch online HD movies or enjoy video games from your PC on your TV.
A Video converter lets you convert analog audio & video signals into digital signals, like transfer analog video resource from Composite/S-video/VGA device and use it on a DVI/HDMI device. Some converters integrated the function to customize the output resolution for different use.
A Video Extender allows a single video resource (VGA/DVI/HDMI) resource to be broadcast to remote display at a certain distance. Usually a video extender is made up of two units: extender and receiver and functions over a Cat5 cable which is cheap and easy to get.
A Video Splitter allows you to deliver high resolution video signal from a single video source to more displays.
A Video Switch helps you share several video resources on one display while allowing you to switch between these resources.