{"id":13192,"date":"2024-09-06T10:26:33","date_gmt":"2024-09-06T10:26:33","guid":{"rendered":"https:\/\/dgzx.hk?p=13192"},"modified":"2024-09-06T10:27:39","modified_gmt":"2024-09-06T10:27:39","slug":"imx577-cmos-camera-image-sensor","status":"publish","type":"post","link":"https:\/\/dgzx.hk\/vi\/cam-bien-hinh-anh-camera-imx577-cmos\/","title":{"rendered":"C\u1ea3m bi\u1ebfn h\u00ecnh \u1ea3nh x\u1ebfp ch\u1ed3ng lo\u1ea1i \u0111i\u1ec3m \u1ea3nh ho\u1ea1t \u0111\u1ed9ng CMOS 12,3MP IMX577"},"content":{"rendered":"

\u25a0IMX577<\/span>-AACK l\u00e0 c\u1ea3m bi\u1ebfn h\u00ecnh \u1ea3nh x\u1ebfp ch\u1ed3ng lo\u1ea1i pixel ho\u1ea1t \u0111\u1ed9ng CMOS 12,3 megapixel \u0111\u01b0\u1eddng ch\u00e9o 7,857 mm (lo\u1ea1i 1\/2,3) v\u1edbi m\u1ea3ng pixel h\u00ecnh vu\u00f4ng. N\u00f3 s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 C\u1ea3m bi\u1ebfn h\u00ecnh \u1ea3nh CMOS x\u1ebfp ch\u1ed3ng c\u1ee7a Sony \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng ch\u1ee5p \u1ea3nh t\u1ed1c \u0111\u1ed9 cao th\u00f4ng qua m\u1ea1ch chuy\u1ec3n \u0111\u1ed5i A\/D song song c\u1ed9t v\u00e0 h\u00ecnh \u1ea3nh c\u00f3 \u0111\u1ed9 nh\u1ea1y cao v\u00e0 \u0111\u1ed9 nhi\u1ec5u th\u1ea5p (so v\u1edbi c\u1ea3m bi\u1ebfn h\u00ecnh \u1ea3nh CMOS th\u00f4ng th\u01b0\u1eddng) th\u00f4ng qua c\u1ea5u tr\u00fac pixel h\u00ecnh \u1ea3nh chi\u1ebfu s\u00e1ng ng\u01b0\u1ee3c. C\u00e1c b\u1ed9 l\u1ecdc kh\u1ea3m m\u00e0u ch\u00ednh s\u1eafc t\u1ed1 R, G, B \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng. N\u00f3 \u0111\u01b0\u1ee3c trang b\u1ecb m\u00e0n tr\u1eadp \u0111i\u1ec7n t\u1eed v\u1edbi th\u1eddi gian t\u00edch h\u1ee3p thay \u0111\u1ed5i. N\u00f3 c\u00f3 ba \u0111i\u1ec7n \u00e1p cung c\u1ea5p \u0111i\u1ec7n: analog 2,8 V, k\u1ef9 thu\u1eadt s\u1ed1 1,05 V v\u00e0 1,8 V cho giao di\u1ec7n \u0111\u1ea7u v\u00e0o\/\u0111\u1ea7u ra \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p. Ngo\u00e0i ra, s\u1ea3n ph\u1ea9m n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho m\u00e1y quay phim ti\u00eau d\u00f9ng. Sony Semiconductor Solutions Corporation kh\u00f4ng \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a s\u1ea3n ph\u1ea9m khi s\u1eed d\u1ee5ng cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c. Do \u0111\u00f3, kh\u00f4ng s\u1eed d\u1ee5ng s\u1ea3n ph\u1ea9m cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c ngo\u00e0i m\u00e1y quay phim ti\u00eau d\u00f9ng. Ngo\u00e0i ra, v\u00ec \u0111\u00e2y l\u00e0 s\u1ea3n ph\u1ea9m ti\u00eau chu\u1ea9n n\u00ean kh\u00f4ng th\u1ec3 h\u1ed7 tr\u1ee3 thay \u0111\u1ed5i th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ri\u00eang l\u1ebb.<\/span><\/p>\n

\u25cf\u0110\u1eb7c \u0111i\u1ec3m\uff1a<\/span><\/strong><\/p>\n

\u25a0C\u1ea3m bi\u1ebfn h\u00ecnh \u1ea3nh CMOS x\u1ebfp ch\u1ed3ng chi\u1ebfu s\u00e1ng ng\u01b0\u1ee3c<\/span><\/p>\n

\u25a0Ch\u1ebf \u0111\u1ed9 DOL-HDR (Digital Overlap High Dynamic Range) v\u1edbi \u0111\u1ea7u ra d\u1eef li\u1ec7u th\u00f4.<\/span><\/p>\n

\u25a0T\u1ef7 l\u1ec7 t\u00edn hi\u1ec7u tr\u00ean nhi\u1ec5u (SNR) cao.<\/span><\/p>\n

\u25a0\u0110\u1ed9 ph\u00e2n gi\u1ea3i \u0111\u1ea7y \u0111\u1ee7 @ 60 fps (b\u00ecnh th\u01b0\u1eddng), 4K2K @ 60 fps (b\u00ecnh th\u01b0\u1eddng), 1080p @ 240 fps<\/span><\/p>\n

\u25b2\u0110\u1ed9 ph\u00e2n gi\u1ea3i \u0111\u1ea7y \u0111\u1ee7 @ 40 fps (12-bit b\u00ecnh th\u01b0\u1eddng), \u0111\u1ed9 ph\u00e2n gi\u1ea3i \u0111\u1ea7y \u0111\u1ee7 @ 30 fps<\/span><\/p>\n

\u25a0Xu\u1ea5t ra c\u00e1c \u0111\u1ecbnh d\u1ea1ng video RAW12\/10\/8, COMP8.<\/span><\/p>\n

\u25a0Ch\u1ebf \u0111\u1ed9 ti\u1ebft ki\u1ec7m \u0111i\u1ec7n cho ho\u1ea1t \u0111\u1ed9ng MIPI ULPS<\/span><\/p>\n

\u25a0Ch\u1ee9c n\u0103ng \u0111\u1ecdc ph\u00e2n lo\u1ea1i \u0111i\u1ec3m \u1ea3nh v\u00e0 l\u1ea5y m\u1eabu ph\u1ee5 V.<\/span><\/p>\n

\u25a0L\u1eadt v\u00e0 g\u01b0\u01a1ng \u0111\u1ed9c l\u1eadp.<\/span><\/p>\n

\u25a0T\u1ea7n s\u1ed1 xung nh\u1ecbp \u0111\u1ea7u v\u00e0o 6 \u0111\u1ebfn 27 MHz<\/span><\/p>\n

\u25a0\u0110\u1ea7u ra d\u1eef li\u1ec7u n\u1ed1i ti\u1ebfp CSI-2 (MIPI 2 l\u00e0n\/4 l\u00e0n, t\u1ed1i \u0111a 2,1 Gbps\/l\u00e0n, tu\u00e2n th\u1ee7 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt D-PHY phi\u00ean b\u1ea3n 1.2)<\/span><\/p>\n

\u25a0Giao ti\u1ebfp n\u1ed1i ti\u1ebfp 2 d\u00e2y.<\/span><\/p>\n

\u25a0Hai PLL \u0111\u1ec3 t\u1ea1o xung nh\u1ecbp \u0111\u1ed9c l\u1eadp cho giao di\u1ec7n \u0111i\u1ec1u khi\u1ec3n pixel v\u00e0 \u0111\u1ea7u ra d\u1eef li\u1ec7u.<\/span><\/p>\n

\u25a0S\u1eeda l\u1ed7i \u0111i\u1ec3m \u1ea3nh (DPC)<\/span><\/p>\n

\u25a0C\u1ea3m bi\u1ebfn \u00e1nh s\u00e1ng xung quanh (ALS)<\/span><\/p>\n

\u25a0Chuy\u1ec3n \u0111\u1ed5i ch\u1ebf \u0111\u1ed9 nhanh. (Ngay l\u1eadp t\u1ee9c)<\/span><\/p>\n

\u25a0Ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng b\u1ed9 c\u1ea3m bi\u1ebfn k\u00e9p (t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u camera)<\/span><\/p>\n

\u25a0ROM OTP 7 k-bit d\u00e0nh cho ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng.<\/span><\/p>\n

\u25a0C\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9 t\u00edch h\u1ee3p<\/span><\/p>\n

\u25a0Chuy\u1ec3n \u0111\u1ed5i A\/D tr\u00ean chip 10-bit\/12-bit<\/span><\/p>\n

\u25a0C\u1eaft x\u00e9n analog c\u00f4ng su\u1ea5t th\u1ea5p theo chi\u1ec1u ngang<\/span><\/p>\n

\u25a0Ch\u1ebf \u0111\u1ed9 qu\u00e9t c\u1eeda s\u1ed5<\/span><\/p>\n

\u25a0G\u00f3i g\u1ed1m c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao 92 ch\u00e2n<\/span><\/p>\n

<\/p>\n

M\u00f4-\u0111un camera IMX577 t\u00f9y ch\u1ec9nh c\u1ee7a Dogoozx:<\/span><\/span><\/strong><\/p>\n