{"id":13210,"date":"2024-09-07T11:43:21","date_gmt":"2024-09-07T11:43:21","guid":{"rendered":"https:\/\/dgzx.hk?p=13210"},"modified":"2024-09-07T11:43:43","modified_gmt":"2024-09-07T11:43:43","slug":"imx377_camera-chip-image-sensor","status":"publish","type":"post","link":"https:\/\/dgzx.hk\/vi\/cam-bien-hinh-anh-chip-camera-imx377\/","title":{"rendered":"C\u1ea3m bi\u1ebfn h\u00ecnh \u1ea3nh chip camera Sony IMX377"},"content":{"rendered":"

C\u00e1c imx377<\/span><\/strong> CQT l\u00e0 c\u1ea3m bi\u1ebfn h\u00ecnh \u1ea3nh CMOS \u0111\u01b0\u1eddng ch\u00e9o 7,81mm (lo\u1ea1i 1\/2.3) v\u1edbi m\u1ea3ng pixel vu\u00f4ng m\u00e0u v\u00e0 kho\u1ea3ng 12,35 tri\u1ec7u pixel hi\u1ec7u d\u1ee5ng. \u0110\u1ea7u ra k\u1ef9 thu\u1eadt s\u1ed1 12 bit gi\u00fap c\u00f3 th\u1ec3 xu\u1ea5t ra c\u00e1c Sigal c\u00f3 kho\u1ea3ng 12,35 tri\u1ec7u pixel hi\u1ec7u d\u1ee5ng v\u1edbi \u0111\u1ed9 n\u00e9t cao \u0111\u1ec3 ch\u1ee5p \u1ea3nh t\u0129nh.<\/span><\/p>\n

Ngo\u00e0i ra, n\u00f3 c\u00f2n c\u00f3 ba \u0111i\u1ec7n \u00e1p cung c\u1ea5p \u0111i\u1ec7n l\u00e0 analog 2,8V, k\u1ef9 thu\u1eadt s\u1ed1 1,2V v\u00e0 giao di\u1ec7n I\/O 1,8V, gi\u00fap ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p.<\/span><\/p>\n

Ngo\u00e0i ra, n\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ea7u ra k\u1ef9 thu\u1eadt s\u1ed1 12 bit b\u1eb1ng c\u00e1ch c\u1ed9ng v\u00e0 l\u1ea5y m\u1eabu theo chi\u1ec1u ngang v\u00e0 chi\u1ec1u d\u1ecdc \u0111\u1ec3 ch\u1ee5p \u1ea3nh chuy\u1ec3n \u0111\u1ed9ng t\u1ed1c \u0111\u1ed9 cao v\u00e0 \u0111\u1ed9 n\u00e9t cao. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 nh\u1ea1y cao, d\u00f2ng \u0111i\u1ec7n C t\u1ed1i th\u1ea5p, c\u1ea3m bi\u1ebfn c\u0169ng c\u00f3 ch\u1ee9c n\u0103ng m\u00e0n tr\u1eadp \u0111i\u1ec7n t\u1eed v\u1edbi th\u1eddi gian t\u00edch h\u1ee3p thay \u0111\u1ed5i.<\/span><\/p>\n

Ngo\u00e0i ra, s\u1ea3n ph\u1ea9m n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho m\u00e1y \u1ea3nh k\u1ef9 thu\u1eadt s\u1ed1 v\u00e0 m\u00e1y quay phim ti\u00eau d\u00f9ng. Sony kh\u00f4ng th\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a s\u1ea3n ph\u1ea9m khi \u1ee9ng d\u1ee5ng n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho \u1ee9ng d\u1ee5ng kh\u00e1c.<\/span><\/p>\n

Do \u0111\u00f3, kh\u00f4ng s\u1eed d\u1ee5ng cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c ngo\u00e0i m\u00e1y \u1ea3nh k\u1ef9 thu\u1eadt s\u1ed1 v\u00e0 m\u00e1y quay phim ti\u00eau d\u00f9ng. Ngo\u00e0i ra, kh\u00f4ng th\u1ec3 h\u1ed7 tr\u1ee3 thay \u0111\u1ed5i th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ri\u00eang l\u1ebb v\u00ec \u0111\u00e2y l\u00e0 s\u1ea3n ph\u1ea9m ti\u00eau chu\u1ea9n.<\/span><\/p>\n

T\u00ednh n\u0103ng c\u1ee7a chip IMX377:<\/span><\/strong><\/p>\n

CMOS lo\u1ea1i \u0111i\u1ec3m \u1ea3nh ho\u1ea1t \u0111\u1ed9ng \u0111i\u1ec3m \u1ea3nh<\/span><\/p>\n

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

Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt MIPI (giao di\u1ec7n n\u1ed1i ti\u1ebfp t\u1ed1c \u0111\u1ed9 cao csi-2)<\/span><\/p>\n

Ch\u1ebf \u0111\u1ed9 qu\u00e9t pixel \u0111\u1ea7y \u0111\u1ee7<\/span><\/p>\n

\u2013 Ch\u1ebf \u0111\u1ed9 k\u1ebft h\u1ee3p d\u00f2ng ngang\/d\u1ecdc 2\/2<\/span><\/p>\n

\u0110\u1ed9 nh\u1ea1y cao, d\u00f2ng \u0111i\u1ec7n t\u1ed1i th\u1ea5p, kh\u00f4ng nh\u00f2e, \u0111\u1eb7c t\u00ednh ch\u1ed1ng ra hoa tuy\u1ec7t v\u1eddi<\/span><\/p>\n

Ch\u1ee9c n\u0103ng tr\u1ed3ng c\u00e2y t\u00f9y \u00fd theo chi\u1ec1u d\u1ecdc v\u00e0 chi\u1ec1u ngang<\/span><\/p>\n

Ch\u1ee9c n\u0103ng m\u00e0n tr\u1eadp t\u1ed1c \u0111\u1ed9 thay \u0111\u1ed5i (\u0111\u01a1n v\u1ecb t\u1ed1i thi\u1ec3u: 1 chu k\u1ef3 ngang)<\/span><\/p>\n

Ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p<\/span><\/p>\n

Tr\u00ean chip H drive, V drive v\u00e0 m\u1ea1ch giao ti\u1ebfp I2C<\/span><\/p>\n

Tr\u00ean chip CD\/PGA. T\u0103ng 27 dB (b\u01b0\u1edbc 0,1 dB)<\/span><\/p>\n

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

B\u1ed9 l\u1ecdc kh\u00e2u m\u00e0u ch\u00ednh R, G, B tr\u00ean chip<\/span><\/p>\n

H\u1ed7 tr\u1ee3 reset \u0111\u1ed3ng th\u1eddi to\u00e0n b\u1ed9 pixel<\/span><\/p>\n

G\u00f3i g\u1ed1m c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao 98 ch\u00e2n<\/span><\/p>\n

M\u00f4-\u0111un camera IMX377 t\u00f9y ch\u1ec9nh c\u1ee7a Dogoozx:<\/span><\/span><\/strong><\/p>\n