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RTÉ2
RTÉ2 (formerly branded as RTÉ 2 from 1978–88, Network 2 from 1988–97, N2 from 1997–2004 and RTÉ Two from 2004–14) is an Irish free-to-air television channel operated by public service broadcaster RTÉ. It was launched on 2 November 1978 as the Republic of Ireland's second television channel, at which point the pre-existing channel was renamed RTÉ 1 (currently RTÉ One). The channel airs content aimed at 16-45 year-olds. History In the 1970s, the Irish government considered three options for the introduction of a second television service: the re-transmission of BBC1 Northern Ireland; authorization of an independent commercial service; or charging RTÉ with the establishment of a second national channel. It was the last of these that was finally chosen. After a period of test transmissions in the late summer and autumn the channel began scheduled broadcasting at 20:00 on 2 November 1978, opening with a broadcast of a gala ceremony from Cork Opera House. Owing to ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
1080i
In high-definition television (HDTV) and video display technology, 1080i is a video display format with 1080 lines of vertical resolution and Interlaced video, interlaced scanning method. This format was once a standard in HDTV. It was particularly used for broadcast television because it can deliver high-resolution images without needing excessive bandwidth. This format is used in the SMPTE 292M standard. Definition The number "1080" in 1080i refers to the number of horizontal lines that make up the vertical resolution of the display. Each of these lines contributes to the overall detail and clarity of the image. The letter "i" stands for Interlaced video, interlaced. This is a technique where the image is not displayed all at once. Instead, the frame is split into two fields. One field contains the odd-numbered lines, and the other field contains the even-numbered lines. These fields are displayed in rapid succession, giving the appearance of a full image to the human eye. The ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
