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The Knowledge Channel
Knowledge Network, also branded as British Columbia's Knowledge Network, is a Canadian publicly funded educational cable television network serving the province of British Columbia. It is owned by the Knowledge Network Corporation, a Crown corporation of the Government of British Columbia, and began broadcasting on January 12, 1981. Sarah MacDonald and Jeffrey Lee are the current Interim President & CEO respectively. A national search is currently underway for new leadership. Knowledge Network's broadcast licence is for satellite-to-cable programming. The network is available on the Bell Satellite TV satellite service, on channel 268, on Shaw Direct channel 354, and on TELUS Optik TV channel 117. It has also been broadcast over-the-air in remote locations throughout British Columbia, with these repeater sites being operated by local volunteers in the few areas of the province where cable television is not available. The network used the callsign CKNO, although the transm ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
1080i
1080i (also known as Full HD or BT.709) is a combination of frame resolution and scan type. 1080i is used in high-definition television (HDTV) and high-definition video. The number "1080" refers to the number of horizontal lines on the screen. The "i" is an abbreviation for "interlaced"; this indicates that only the even lines, then the odd lines of each frame (each image called a video field) are drawn alternately, so that only half the number of actual image frames are used to produce video. A related display resolution is 1080p, which also has 1080 lines of resolution; the "p" refers to progressive scan, which indicates that the lines of resolution for each frame are "drawn" on the screen in sequence. The term assumes a widescreen aspect ratio of 16:9 (a rectangular TV that is wider than it is tall), so the 1080 lines of vertical resolution implies 1920 columns of horizontal resolution, or 1920 pixels × 1080 lines. A 1920 pixels × 1080 lines screen has a total of 2.1 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |