High-definition, or HD, video refers to a digital video with a minimum resolution of 1280 by 720 pixels. In video technology, it is considered as third generation.Know More
The first generation of video technology started with analog video before proceeding to standard definition, or SD, digital video. HD video is bigger in file size, screen size and resolution compared to the other two. It is not based on PAL or ASTC standard, unlike the other two.
There are three main types of HD video, 720p, 1080p and 1080i. The letter "i" stands for interlaced frame while "p" stands for progressive frame. Both 1080p and 1080i have a resolution of 1920 by 1080, while 720p has a resolution of 1280 by 720.Learn more in Television & Video
The equipment needed for video conferencing is as follows: a display device, audio equipment, a network connection and a codec device. A monitor or projector could be used as a display device. A speaker or microphone could be used as audio equipment.Full Answer >
In general, Windows Media Video, or WMV, provides the best quality in the smallest size. Besides format, however, codecs and other aspects of video rendering make huge differences to the size.Full Answer >
According to ComputerHistory.org, the first coin-operated commercially available video game was called "Computer Space." It was developed by Nolan Bushnell in 1971 with help from Ted Dabney.Full Answer >
The shorthand "480p" refers to a 480-pixel vertical line that is progressively drawn together with other vertical lines. This mode is in contrast to 480i where each odd or even vertical line is drawn/interlaced at the same time. Interlacing requires less bandwidth, but results in a worse image.Full Answer >