{"id":28473,"date":"2023-10-14T20:44:22","date_gmt":"2023-10-14T13:44:22","guid":{"rendered":"https:\/\/hocvienit.vn\/?p=28473"},"modified":"2024-07-04T09:17:45","modified_gmt":"2024-07-04T02:17:45","slug":"phan-tich-so-do-khoi-cua-dien-thoai-di-dong","status":"publish","type":"post","link":"https:\/\/hocvienit.vn\/?p=28473","title":{"rendered":"Ph\u00e2n t\u00edch s\u01a1 \u0111\u1ed3 kh\u1ed1i c\u1ee7a \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng"},"content":{"rendered":"

S\u01a1 \u0111\u1ed3 kh\u1ed1i c\u1ee7a \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng<\/strong> l\u00e0 m\u1ed9t ki\u1ebfn th\u1ee9c quan tr\u1ecdng m\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt vi\u00ean s\u1eeda ch\u1eefa chuy\u00ean nghi\u1ec7p n\u00e0o c\u0169ng c\u1ea7n bi\u1ebft. Trong b\u00e0i vi\u1ebft n\u00e0y, H\u1ecdc vi\u1ec7n iT.vn s\u1ebd chia s\u1ebb t\u1edbi c\u00e1c b\u1ea1n c\u00e1ch ph\u00e2n t\u00edch s\u01a1 \u0111\u1ed3 kh\u1ed1i c\u1ee7a \u0111i\u1ec7n tho\u1ea1i nh\u00e9!<\/span><\/p>\n

\"Ph\u00e2n
Ph\u00e2n t\u00edch s\u01a1 \u0111\u1ed3 kh\u1ed1i c\u1ee7a \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng<\/figcaption><\/figure>\n

\u0110i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng \u0111\u01b0\u1ee3c chia l\u00e0m 4 ph\u1ea7n ch\u00ednh l\u00e0: Kh\u1ed1i ngu\u1ed3n, kh\u1ed1i \u0111i\u1ec1u khi\u1ec3n (kh\u1ed1i vi x\u1eed l\u00fd – kh\u1ed1i Logic), kh\u1ed1i thu ph\u00e1t v\u00e0 m\u1ed9t s\u1ed1 m\u1ea1ch ch\u1ee9c n\u0103ng kh\u00e1c.<\/span><\/p>\n

Xem th\u00eam: <\/span>S\u01a1 \u0111\u1ed3 kh\u1ed1i c\u1ee7a m\u1ed9t s\u1ed1 mainboard laptop ph\u1ed5 bi\u1ebfn<\/span><\/a><\/p>\n

1. Kh\u1ed1i ngu\u1ed3n<\/strong><\/h2>\n

Kh\u1ed1i ngu\u1ed3n ch\u1ecbu tr\u00e1ch nhi\u1ec7m cung c\u1ea5p ngu\u1ed3n \u0111i\u1ec7n cho to\u00e0n b\u1ed9 \u0111i\u1ec7n tho\u1ea1i. N\u00f3 l\u00e0 n\u01a1i ngu\u1ed3n pin \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i v\u00e0 qu\u1ea3n l\u00fd.<\/span><\/p>\n

Nhi\u1ec7m v\u1ee5 quan tr\u1ecdng c\u1ee7a kh\u1ed1i n\u00e0y l\u00e0 chia ngu\u1ed3n t\u1eeb pin th\u00e0nh c\u00e1c m\u1ee9c \u0111i\u1ec7n \u00e1p kh\u00e1c nhau, ph\u00f9 h\u1ee3p cho t\u1eebng ph\u1ea7n kh\u00e1c nhau c\u1ee7a \u0111i\u1ec7n tho\u1ea1i. V\u00ed d\u1ee5, m\u1ed9t s\u1ed1 linh ki\u1ec7n y\u00eau c\u1ea7u \u0111i\u1ec7n \u00e1p cao h\u01a1n, trong khi c\u00e1c linh ki\u1ec7n kh\u00e1c l\u1ea1i s\u1eed d\u1ee5ng \u0111i\u1ec7n \u00e1p th\u1ea5p h\u01a1n.<\/span><\/p>\n

\"Kh\u1ed1i
Kh\u1ed1i ngu\u1ed3n<\/figcaption><\/figure>\n

Kh\u1ed1i ngu\u1ed3n c\u0169ng ph\u1ea3i \u1ed5n \u0111\u1ecbnh c\u00e1c \u0111i\u1ec7n \u00e1p \u0111\u00f3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng khi \u0111i\u1ec7n \u00e1p \u0111\u1ea7u v\u00e0o thay \u0111\u1ed5i. N\u00f3 c\u0169ng qu\u1ea3n l\u00fd vi\u1ec7c cung c\u1ea5p ngu\u1ed3n cho c\u00e1c ph\u1ea7n c\u1ee7a \u0111i\u1ec7n tho\u1ea1i khi ch\u00fang ho\u1ea1t \u0111\u1ed9ng v\u00e0 t\u1ea1m ng\u1eebng cung c\u1ea5p ngu\u1ed3n khi ch\u00fang kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng, nh\u1eb1m ti\u1ebft ki\u1ec7m pin.<\/span><\/p>\n

N\u00f3i m\u1ed9t c\u00e1ch ng\u1eafn g\u1ecdn, kh\u1ed1i ngu\u1ed3n \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u0111i\u1ec7n tho\u1ea1i lu\u00f4n c\u00f3 ngu\u1ed3n \u0111i\u1ec7n \u0111\u1ee7 v\u00e0 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3.<\/span><\/p>\n

2. Kh\u1ed1i \u0111i\u1ec1u khi\u1ec3n<\/strong><\/h2>\n

Kh\u1ed1i \u0111i\u1ec1u khi\u1ec3n l\u00e0 \u201ctr\u00e1i tim\u201d c\u1ee7a \u0111i\u1ec7n tho\u1ea1i, n\u01a1i to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd v\u00e0 \u0111i\u1ec1u khi\u1ec3n. Kh\u1ed1i n\u00e0y bao g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n quan tr\u1ecdng nh\u01b0 CPU (Central Processing Unit – \u0110\u01a1n v\u1ecb X\u1eed l\u00fd Trung t\u00e2m), b\u1ed9 nh\u1edb Flash v\u00e0 SRAM, c\u00f9ng v\u1edbi b\u1ed9 dao \u0111\u1ed9ng (OSC).<\/span><\/p>\n

\"Kh\u1ed1i
Kh\u1ed1i \u0111i\u1ec1u khi\u1ec3n<\/figcaption><\/figure>\n

Nhi\u1ec7m v\u1ee5 c\u1ee7a kh\u1ed1i \u0111i\u1ec1u khi\u1ec3n r\u1ea5t \u0111a d\u1ea1ng. N\u00f3 qu\u1ea3n l\u00fd qu\u00e1 tr\u00ecnh t\u1eaft\/m\u1edf ngu\u1ed3n, \u0111\u1ea3m b\u1ea3o r\u1eb1ng ngu\u1ed3n \u0111i\u1ec7n \u0111\u01b0\u1ee3c cung c\u1ea5p \u0111\u00fang th\u1eddi \u0111i\u1ec3m cho t\u1eebng ph\u1ea7n kh\u00e1c nhau c\u1ee7a m\u00e1y. N\u00f3 \u0111i\u1ec1u khi\u1ec3n qu\u00e1 tr\u00ecnh thu\/ph\u00e1t t\u00edn hi\u1ec7u, gi\u1eef cho cu\u1ed9c g\u1ecdi v\u00e0 k\u1ebft n\u1ed1i v\u1edbi t\u1ed5ng \u0111\u00e0i li\u00ean t\u1ee5c.<\/span><\/p>\n

Kh\u1ed1i n\u00e0y c\u00f2n qu\u1ea3n l\u00fd hi\u1ec3n th\u1ecb tr\u00ean m\u00e0n h\u00ecnh LCD, \u0111i\u1ec1u khi\u1ec3n c\u00e1c m\u1ea1ch ch\u1ee9c n\u0103ng nh\u01b0 Bluetooth, Camera, v\u00e0 nhi\u1ec1u ch\u1ee9c n\u0103ng kh\u00e1c. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 m\u1ecdi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111i\u1ec7n tho\u1ea1i, t\u1eeb cu\u1ed9c g\u1ecdi \u0111\u1ebfn vi\u1ec7c ch\u1ee5p \u1ea3nh, \u0111\u1ec1u ph\u1ee5 thu\u1ed9c v\u00e0o kh\u1ed1i \u0111i\u1ec1u khi\u1ec3n. N\u1ebfu c\u00f3 s\u1ef1 c\u1ed1 x\u1ea3y ra t\u1ea1i \u0111\u00e2y, n\u00f3 c\u00f3 th\u1ec3 g\u00e2y ra nhi\u1ec1u l\u1ed7i v\u00e0 h\u1ecfng h\u00f3c cho m\u00e1y.<\/span><\/p>\n

3. Kh\u1ed1i thu ph\u00e1t<\/strong><\/h2>\n

Kh\u1ed1i thu ph\u00e1t ch\u1ecbu tr\u00e1ch nhi\u1ec7m cho qu\u00e1 tr\u00ecnh li\u00ean l\u1ea1c c\u1ee7a \u0111i\u1ec7n tho\u1ea1i. N\u00f3 l\u00e0 n\u01a1i c\u00e1c cu\u1ed9c g\u1ecdi v\u00e0 tin nh\u1eafn \u0111\u01b0\u1ee3c thu v\u00e0 ph\u00e1t ra s\u00f3ng.<\/span><\/p>\n

\"Kh\u1ed1i
Kh\u1ed1i thu ph\u00e1t<\/figcaption><\/figure>\n

Kh\u1ed1i n\u00e0y bao g\u1ed3m 2 k\u00eanh ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng th\u1eddi: K\u00eanh thu v\u00e0 K\u00eanh ph\u00e1t. K\u00eanh thu th\u1ef1c hi\u1ec7n c\u00e1c qu\u00e1 tr\u00ecnh quan tr\u1ecdng nh\u01b0 \u0111\u1ed5i t\u1ea7n, t\u00e1ch s\u00f3ng, gi\u1ea3i m\u00e3 v\u00e0 \u0111\u1ed5i DAC \u0111\u1ec3 thu t\u00edn hi\u1ec7u. K\u00eanh ph\u00e1t th\u1ef1c hi\u1ec7n c\u00e1c c\u00f4ng vi\u1ec7c nh\u01b0 chuy\u1ec3n \u0111\u1ed5i \u00e2m thanh t\u1eeb t\u00edn hi\u1ec7u analog sang t\u00edn hi\u1ec7u k\u1ef9 thu\u1eadt s\u1ed1, m\u00e3 ho\u00e1 t\u00edn hi\u1ec7u tho\u1ea1i v\u00e0 tin nh\u1eafn th\u00e0nh c\u00e1c t\u00edn hi\u1ec7u TXIP, TXIN, TXQP v\u00e0 TXQN, \u0111i\u1ec1u ch\u1ebf c\u00e1c t\u00edn hi\u1ec7u v\u00e0o s\u00f3ng cao t\u1ea7n v\u00e0 khu\u1ebfch \u0111\u1ea1i t\u00edn hi\u1ec7u cao t\u1ea7n l\u00ean c\u00f4ng su\u1ea5t \u0111\u1ee7 m\u1ea1nh tr\u01b0\u1edbc khi ph\u00e1t v\u1ec1 t\u1ed5ng \u0111\u00e0i.<\/span><\/p>\n

Kh\u1ed1i thu ph\u00e1t n\u00e0y l\u00e0 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh li\u00ean l\u1ea1c di \u0111\u1ed9ng v\u00e0 m\u1ed7i cu\u1ed9c g\u1ecdi ho\u1eb7c tin nh\u1eafn \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng \u0111\u1ec1u \u0111i qua kh\u1ed1i n\u00e0y.<\/span><\/p>\n

4. C\u00e1c m\u1ea1ch ch\u1ee9c n\u0103ng kh\u00e1c<\/strong><\/h2>\n

Ngo\u00e0i c\u00e1c kh\u1ed1i ch\u00ednh, \u0111i\u1ec7n tho\u1ea1i c\u00f2n c\u00f3 nhi\u1ec1u m\u1ea1ch ch\u1ee9c n\u0103ng kh\u00e1c nh\u01b0 m\u1ea1ch rung-chu\u00f4ng-led (\u0111\u1ec3 th\u00f4ng b\u00e1o cu\u1ed9c g\u1ecdi ho\u1eb7c tin nh\u1eafn), m\u1ea1ch s\u1ea1c (\u0111i\u1ec1u khi\u1ec3n s\u1ea1c pin), m\u1ea1ch qu\u1ea3n l\u00fd SIM (\u0111\u1ec3 trao \u0111\u1ed5i d\u1eef li\u1ec7u v\u1edbi SIM), m\u1ea1ch FM Radio (cho c\u00e1c thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 FM), m\u1ea1ch Bluetooth (cho k\u1ebft n\u1ed1i kh\u00f4ng d\u00e2y) v\u00e0 m\u1ea1ch Camera (\u0111\u1ec3 ch\u1ee5p \u1ea3nh v\u00e0 quay video).<\/span><\/p>\n

Xem chi ti\u1ebft: <\/span>L\u1ed9 tr\u00ecnh \u0111\u00e0o t\u1ea1o kh\u00f3a h\u1ecdc s\u1eeda \u0111i\u1ec7n tho\u1ea1i<\/span><\/a><\/p>\n

Tr\u00ean \u0111\u00e2y l\u00e0 chia s\u1ebb c\u1ee7a H\u1ecdc vi\u1ec7n iT.vn v\u1ec1 s\u01a1 \u0111\u1ed3 kh\u1ed1i c\u1ee7a \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng. Hy v\u1ecdng nh\u1eefng ki\u1ebfn th\u1ee9c n\u00e0y c\u00f3 th\u1ec3 gi\u00fap \u00edch cho b\u1ea1n trong qu\u00e1 tr\u00ecnh h\u1ecdc t\u1eadp v\u00e0 l\u00e0m vi\u1ec7c. N\u1ebfu c\u00f3 b\u1ea5t c\u1ee9 th\u1eafc m\u1eafc n\u00e0o th\u00ec h\u00e3y \u0111\u1ec3 l\u1ea1i b\u00ecnh lu\u1eadn ngay b\u00ean d\u01b0\u1edbi b\u00e0i vi\u1ebft n\u00e0y ho\u1eb7c inbox tr\u1ef1c ti\u1ebfp cho H\u1ecdc vi\u1ec7n iT.vn \u0111\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p t\u1ed1t nh\u1ea5t. Ch\u00fac b\u1ea1n th\u00e0nh c\u00f4ng!<\/span><\/p>\n

M\u1ecdi chi ti\u1ebft xin vui l\u00f2ng li\u00ean h\u1ec7:
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\nH\u1ecdc vi\u1ec7n IT.vn \u2013 Truy\u1ec1n ngh\u1ec1 th\u1ef1c t\u1ebf c\u00f9ng b\u1ea1n \u0111\u1ebfn th\u00e0nh c\u00f4ng!\u00a0<\/i><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

S\u01a1 \u0111\u1ed3 kh\u1ed1i c\u1ee7a \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng l\u00e0 m\u1ed9t ki\u1ebfn th\u1ee9c quan tr\u1ecdng m\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt vi\u00ean s\u1eeda ch\u1eefa chuy\u00ean nghi\u1ec7p n\u00e0o c\u0169ng c\u1ea7n bi\u1ebft.<\/p>\n","protected":false},"author":95,"featured_media":28474,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[95,94],"tags":[],"_links":{"self":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts\/28473"}],"collection":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/users\/95"}],"replies":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=28473"}],"version-history":[{"count":0,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts\/28473\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/media\/28474"}],"wp:attachment":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=28473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=28473"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=28473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}