He mea maʻamau ke kāhea ʻana i ka maʻamau hoʻolaha kīwī i ka huina o nā laina decomposition frame, ka nui o ka frame a i ʻole nā māla, a me ka loaʻa ʻana o ka interlacing. No nā makahiki he ʻumi i kēia manawa, ʻekolu mau pae hoʻohālikelike interlaced i hoʻomalu i ka honua:
625 laina, 50 kahua no kekona ma ʻEulopa (PAL)
525 laina, 59.94 kahua no kekona ma ʻAmelika a me Iapana (NTSC)
625 laina, 50 mau kahua no kekona ma Farani, Rusia, Kina a me kekahi mau aina Hikina Hikina (SECAM)
I kēia manawa ua pani ʻia lākou e ke kīwī wehewehe kiʻekiʻe (HDTV). ʻElua mau maʻamau, hiki iā lākou ke hoʻopili (i - interlace) a i ʻole holomua (p - progressive) scanning a me ka helu helu o 24, 25, a i ʻole 30 kekona.
720/50i;60i;30p;25p;24p
1080/50i;60i;30p;25p;24p
ʻO kahi ʻōnaehana kīwī kahi ala e hoʻopili ai i ka ʻike kala. Aia ʻekolu ʻōnaehana (ma ke ʻano o ka hoʻomohala ʻana):
NTSC
PAL
SECAM
ʻO ke kelepona Terrestrial kahi ʻōnaehana no ka hoʻouna ʻana i kahi hōʻailona kīwī i kahi mea kūʻai aku me ka hoʻohana ʻana i ka ʻōnaehana o nā hale kiaʻi kīwī a me nā mea hoʻouna ma ka laulā o 47-862 MHz. Hoʻohana ʻia kahi antena i loko a i waho paha e loaʻa ai ka hōʻailona.
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December 21, 2024 13:36:28 +0200 GMT
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