digital_television
Differences
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| Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
| digital_television [2024/12/05 08:23] – hkimscil | digital_television [2024/12/05 08:55] (current) – hkimscil | ||
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| Line 6: | Line 6: | ||
| | Horizontal Frequency | | Horizontal Frequency | ||
| | Lines | 525 (480) | 625 (576) | | | Lines | 525 (480) | 625 (576) | | ||
| - | | Field per sec. | 60 | 50 | | + | | Fields |
| | Frame((Analog TVs use a cathode-ray tube (CRT) to beam light against the backside of a screen. These tubes aren’t like projectors—they can’t fill up a screen in one go. Instead, they quickly beam light down from the top of a screen. As a result, though, the picture at the top of the screen starts to fade as the CRT beams light at the bottom of the screen. from https:// | | Frame((Analog TVs use a cathode-ray tube (CRT) to beam light against the backside of a screen. These tubes aren’t like projectors—they can’t fill up a screen in one go. Instead, they quickly beam light down from the top of a screen. As a result, though, the picture at the top of the screen starts to fade as the CRT beams light at the bottom of the screen. from https:// | ||
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| * MHP에서 유럽 방송환경에만 쓰이는 요소를 제거하여 OCAP과 ACAP에 이용하기 용이하도록 한 표준임. | * MHP에서 유럽 방송환경에만 쓰이는 요소를 제거하여 OCAP과 ACAP에 이용하기 용이하도록 한 표준임. | ||
| * OCAP (Open Cable Application Platform) | * OCAP (Open Cable Application Platform) | ||
| - | * 미국 케이블 방송 기구인 Cable Labs에서 제정한 양방향 TV 미들웨어 표준 | + | * 미국 케이블 방송 기구인 |
| + | * Cable Labs에서 제정한 양방향 TV 미들웨어 표준 | ||
| * GEM에 Open Cable의 환경적인 요소를 추가하는 식으로 제정 | * GEM에 Open Cable의 환경적인 요소를 추가하는 식으로 제정 | ||
| * ACAP (Advanced Common Application Platform) | * ACAP (Advanced Common Application Platform) | ||
| Line 96: | Line 97: | ||
| * 거래형 양방향 TV 서비스를 위해서 복잡한 매체별 사업 관계 | * 거래형 양방향 TV 서비스를 위해서 복잡한 매체별 사업 관계 | ||
| ---- | ---- | ||
| - | * [[:DVB]] | + | * [[: |
| * [[:MHP]] | * [[:MHP]] | ||
| * [[:ATSC]]: Advanced Television Systems Committee | * [[:ATSC]]: Advanced Television Systems Committee | ||
digital_television.1733354634.txt.gz · Last modified: 2024/12/05 08:23 by hkimscil