{"id":13224,"date":"2024-09-11T11:34:49","date_gmt":"2024-09-11T11:34:49","guid":{"rendered":"https:\/\/dgzx.hk?p=13224"},"modified":"2024-09-11T11:34:49","modified_gmt":"2024-09-11T11:34:49","slug":"imx686-64mp-cmos-camera-image-sensor","status":"publish","type":"post","link":"https:\/\/dgzx.hk\/id\/sensor-gambar-kamera-cmos-imx686-64mp\/","title":{"rendered":"Sensor Gambar Kamera CMOS Aktif Pixel Bertumpuk IMX686 6 4MP"},"content":{"rendered":"

Itu IMX686<\/span> adalah sensor gambar CMOS aktif 6,4 megapiksel dengan ukuran diagonal 9,251 mm (tipe 1\/1,73) dan susunan piksel persegi. Ia menggunakan sensor gambar CMOS tumpuk bercahaya belakang Sony untuk mencapai penangkapan gambar berkecepatan tinggi melalui sirkuit konversi A\/D kolom-paralel, dan gambar sensitivitas tinggi dan noise rendah (dibandingkan dengan sensor gambar CMOS konvensional) melalui struktur piksel pencitraan bercahaya belakang. Filter mosaik warna primer pigmen R, G, dan B digunakan. Ia beroperasi dengan empat tegangan catu daya: analog 2,9 V dan 1,8 V, antarmuka input\/output digital 1,1 V dan 1,8 V, sehingga menghasilkan konsumsi daya rendah.<\/span><\/p>\n

Fungsi dan Fitur\uff1a<\/span><\/span><\/strong><\/p>\n

Sensor gambar CMOS tumpuk dengan lampu latar<\/span><\/p>\n

Pengaturan filter warna Quad Bayer Coded (QBC)<\/span><\/p>\n

Fokus Otomatis Deteksi Fase (PDAF)<\/span><\/p>\n

Kecepatan bingkai tinggi<\/span><\/p>\n

30fps pada resolusi penuh (QBC re-mosaic)<\/span><\/p>\n

30fps di QBC-HDR<\/span><\/p>\n

30fps@V2H2 QBC-HDR<\/span><\/p>\n

120fps@2\u00d72 penggabungan piksel yang berdekatan (16:9)<\/span><\/p>\n

240fps@2\u00d72 penggabungan piksel berdekatan V2H2 (16:9)<\/span><\/p>\n

Rasio sinyal terhadap derau (SNR) yang tinggi<\/span><\/p>\n

Operasi sinkron sensor ganda<\/span><\/p>\n

Koreksi piksel cacat dinamis 2D (DPC) bawaan<\/span><\/p>\n

Koreksi bayangan lensa (LSC)<\/span><\/p>\n

Sensor suhu internal<\/span><\/p>\n

Format video keluaran adalah RAW10, RAW8, RAW14 (QBC HDR, tanpa pemetaan nada lokal)<\/span><\/p>\n

Fungsi mosaik ulang QBC<\/span><\/p>\n

Mode Malam Super<\/span><\/p>\n

Fungsi QBC HDR<\/span><\/p>\n

Dua PLL untuk menghasilkan jam independen untuk kontrol piksel dan antarmuka keluaran data<\/span><\/p>\n

\u25c6Keluaran data serial CSI-2<\/span><\/p>\n

MIPI D-PHY 2 jalur\/4 jalur, Maks. 2,5Gbps\/jalur, sesuai spesifikasi D-PHY ver. 1.2<\/span><\/p>\n

MIPI C-PHY 1\/2\/3 tiga jalur, Maks. 4,5Gsps\/tiga jalur, sesuai dengan spesifikasi C-PHY versi 1.2. Sesuai dengan versi 1.2<\/span><\/p>\n

\u25c6 Komunikasi serial dua kabel (mendukung I<\/span><\/p>\n

2C "Mode Cepat", "Mode Cepat Plus" dan I3C)<\/span><\/p>\n

Menyediakan ROM OTP 5K-bit untuk pengguna<\/span><\/p>\n

Struktur perangkat:<\/span><\/strong><\/p>\n

\u25c6Sensor gambar CMOS<\/span><\/p>\n

Ukuran gambar: diagonal 9,251 mm (tipe 1\/1,73)<\/span><\/p>\n

Jumlah piksel efektif: 9344 (H) * 7024 (V) sekitar 65,6 juta piksel<\/span><\/p>\n

Jumlah piksel efektif: 9248 (H) * 6944 (V) sekitar 64,2 juta piksel<\/span><\/p>\n

Ukuran chip: 8.638 mm (T) * 6.460 mm (L)<\/span><\/p>\n

Ukuran sel: 0,80 \u03bcm (H) * 0,80 \u03bcm (V)<\/span><\/p>\n

Bahan substrat: Silikon<\/span><\/p>\n

Modul kamera IMX686 yang disesuaikan Dogoozx:<\/span><\/span><\/strong><\/p>\n

\"IMX686<\/a><\/p>\n

Dogoozx imx458 imx662 imx675 IMX586 imx686 4k8k 48MP 64MP modul kamera mipi untuk Sony<\/span><\/a><\/h2>\n

<\/p>\n

Tentang FAQ sensor gambar kamera IMX686:<\/span><\/span><\/strong><\/p>\n


<\/span><\/span><\/strong><\/p>\n

Q1: Apa saja parameter dasar sensor gambar IMX686?<\/span><\/strong><\/p>\n

A1: IMX686 adalah sensor gambar berperforma tinggi yang dikenal karena resolusinya yang tinggi dan ukuran sensornya yang besar. Sebagai contoh, Redmi K30 Pro, sensor IMX686 yang dilengkapi dengan kamera utama belakangnya berukuran 1\/1,73 inci dan memiliki 64 juta piksel. Parameter ini memungkinkan IMX686 untuk menangkap lebih banyak detail dan meningkatkan kualitas gambar.<\/span><\/p>\n

<\/p>\n

Q2: Masalah umum apa yang mungkin dialami sensor gambar IMX686 saat digunakan?<\/span><\/strong><\/p>\n

A2: Sensor gambar IMX686 mungkin mengalami berbagai masalah selama penggunaan, termasuk namun tidak terbatas pada:<\/span><\/p>\n

Fenomena "piksel panas" yang disebabkan oleh panas berlebih: Setelah bekerja selama beberapa waktu, suhu sensor meningkat, yang dapat menyebabkan peningkatan eksitasi intrinsik bahan semikonduktor, penurunan rasio sinyal terhadap derau (S\/N), peningkatan derau, dan pembentukan "piksel panas". Hal ini disebabkan oleh panas berlebih pada chip, yang dapat diperlambat oleh pemrosesan perangkat lunak atau backend, tetapi tidak dapat dihilangkan.<\/span><\/p>\n

Masalah tegangan analog: Tegangan analog yang rendah atau tidak stabil dapat menyebabkan sensor gambar tidak berfungsi, seperti memerlukan cahaya yang lebih kuat untuk mendeteksi gambar, atau perubahan warna, garis-garis, dan sebagainya.<\/span><\/p>\n

Kerusakan mekanis: Sebagai perangkat presisi, sensor gambar IMX686 dapat rusak akibat guncangan atau getaran mekanis, yang memengaruhi kualitas gambar.<\/span><\/p>\n

Gangguan elektromagnetik: Medan elektromagnetik atau gelombang elektromagnetik yang kuat dapat merusak sensor gambar atau memengaruhi operasi normalnya.<\/span><\/p>\n

Masalah sirkuit: Termasuk hubungan pendek jalur data, sirkuit terbuka, koneksi yang salah, dan masalah lainnya, yang dapat menyebabkan riak air, garis kontur, atau penyimpangan warna pada area yang luas pada gambar.<\/span><\/p>\n

Masalah waktu: Jika jarak antara Hsync dan jalur berkecepatan tinggi terlalu dekat atau terlalu jauh, penggabungan dapat terjadi, mengakibatkan ketidakselarasan akuisisi data dan garis-garis ungu atau hijau.<\/span><\/p>\n


<\/span><\/p>\n

Q3: Bagaimana cara mengatasi fenomena "piksel panas" yang disebabkan oleh panas berlebih pada sensor gambar IMX686?<\/span><\/strong><\/p>\n

A3: Untuk mengatasi fenomena "piksel panas" yang disebabkan oleh panas berlebih pada sensor gambar IMX686, tindakan berikut dapat dilakukan:<\/span><\/p>\n

Optimalkan desain pembuangan panas: Pastikan kamera memiliki lingkungan pembuangan panas yang baik saat digunakan, dan kurangi kenaikan suhu sensor saat bekerja.<\/span><\/p>\n

Pemrosesan perangkat lunak: Memproses gambar melalui backend atau algoritma perangkat lunak untuk mengurangi masalah noise yang disebabkan oleh panas berlebih. Ini biasanya mencakup langkah-langkah seperti penghilangan noise dan koreksi warna.<\/span><\/p>\n

Kurangi konsumsi daya: Tanpa memengaruhi kualitas gambar, kurangi konsumsi daya dengan menyesuaikan pengaturan kamera untuk mengurangi beban kerja sensor.<\/span><\/p>\n


<\/span><\/p>\n

Q4: Bagaimana cara memecahkan masalah dan menyelesaikan masalah warna pudar atau garis-garis pada sensor gambar IMX686?<\/span><\/strong><\/p>\n

A4: Bila Anda menemui masalah warna pudar atau garis-garis pada sensor gambar IMX686, Anda dapat memecahkan masalah dan menyelesaikannya dari aspek berikut:<\/span><\/p>\n

Periksa tegangan analog: Pastikan tegangan analog stabil dan memenuhi persyaratan kerja sensor. Jika terjadi masalah, sesuaikan atau ganti catu daya.<\/span><\/p>\n

Periksa sambungan sirkuit: Periksa apakah jalur data tersambung dengan benar, apakah ada hubungan pendek, sirkuit terbuka, atau sambungan salah. Jika ada masalah, sambungkan kembali atau ganti jalur data.<\/span><\/p>\n

Periksa pengaturan waktu: Periksa apakah pengaturan waktu sinyal seperti Hsync, PCLK, dan MCLK sudah benar. Jika terjadi masalah, sesuaikan pengaturan waktu atau ubah tata letak sirkuit.<\/span><\/p>\n

Bersihkan sensor: Jika terdapat noda atau kotoran pada permukaan sensor, hal tersebut juga dapat menyebabkan masalah pencitraan. Anda dapat mencoba menggunakan alat pembersih profesional atau semprotan untuk membersihkannya.<\/span><\/p>\n

<\/p>","protected":false},"excerpt":{"rendered":"

The IMX686 is a 6 4-megapixel CMOS active pixel stacked image sensor with a diagonal size of 9.251 mm (1\/1.73 type) and a square pixel array. It uses Sony's back-illuminated stacked CMOS image sensor to achieve high-speed image capture through column-parallel A\/D conversion circuits, and high sensitivity and low-noise images (compared to conventional CMOS image sensors) through a back-illuminated imaging pixel structure. R, G and B pigment primary color mosaic filters are used. It operates with four power supply voltages: analog 2.9 V and 1.8 V, digital 1.1 V and 1.8 V input\/output interfaces, achieving low power consumption. Functions and Features\uff1a Back-illuminated stacked CMOS image sensor Quad Bayer Coded (QBC) color filter arrangement Phase Detection Auto Focus (PDAF) High frame rate 30fps@full resolution (QBC re-mosaic) 30fps@QBC-HDR 30fps@V2H2 QBC-HDR 120fps@2×2 adjacent pixel binning (16:9) 240fps@2×2 adjacent pixel binning V2H2 (16:9) High signal-to-noise ratio (SNR) Dual sensor synchronous operation Built-in 2D dynamic defective pixel correction (DPC) Lens shading correction (LSC) Built-in temperature sensor Output video formats are RAW10, RAW8, RAW14 (QBC HDR, no local tone mapping) QBC re-mosaic function Super Night Mode QBC HDR function Two PLLs for generating independent clocks for pixel control and data output interfaces \u25c6CSI-2 serial data output MIPI D-PHY 2lane\/4lane, Max. 2.5Gbps\/lane, D-PHY specification ver. 1.2 compliant MIPI C-PHY 1\/2\/3 three-lane, Max. 4.5Gsps\/three-lane, compliant with C-PHY specification version 1.2. Compliant with version 1.2 \u25c6 Two-wire serial communication (supports I 2C "Fast Mode", "Fast Mode Plus" and I3C) Provides 5K-bit OTP ROM for users Device structure\uff1a \u25c6CMOS image sensor Image size: diagonal 9.251 mm (1\/1.73 type) Number of effective pixels: 9344 (H) * 7024 (V) about 65.6 million pixels Number of effective pixels: 9248 (H) * 6944 (V) about 64.2 million pixels Chip size: 8.638 mm (H) * 6.460 mm (W) Cell size: 0.80 \u03bcm (H) * 0.80 \u03bcm (V) Substrate material: Silicon Dogoozx customized IMX686 camera module: Dogoozx imx458 imx662 imx675 IMX586 imx686 4k8k 48MP 64MP mipi Camera Module For Sony About IMX686 camera image sensor FAQ: Q1: What are the basic parameters of IMX686 image sensor? A1: IMX686 is a high-performance image sensor known for its high resolution and large sensor size. Taking the Redmi K30 Pro as an example, the IMX686 sensor equipped with its rear main camera is 1\/1.73 inches in size and has 64 million pixels. These parameters enable IMX686 to capture more details and improve image quality. Q2: What common problems may IMX686 image sensors encounter during use? A2: IMX686 image sensors may encounter a variety of problems during use, including but not limited to: "Hot pixel" phenomenon caused by overheating: After working for a period of time, the temperature of the sensor increases, which may lead to increased intrinsic excitation of semiconductor materials, reduced signal-to-noise ratio (S\/N), increased noise, and the formation of "hot pixels". This is caused by chip overheating, which can be slowed down by backend or software processing, but cannot be eradicated. Analog voltage problem: Low or unstable analog voltage may cause the image sensor to malfunction, such as requiring stronger light to sense the image, or color cast, stripes, etc. Mechanical damage: As a precision device, the IMX686 image sensor may be damaged by mechanical shock or vibration, affecting the image quality. Electromagnetic interference: Strong electromagnetic fields or electromagnetic waves may damage the image sensor or affect its normal operation. Circuit problems: Including data line short circuit, open circuit, wrong connection and other problems, which may cause water ripples, contour lines or large-area color deviation in the image. Timing problems: If the distance between Hsync and high-speed lines is too close or too long, coupling may occur, resulting in data acquisition misalignment and purple or green stripes. Q3: How to solve the "hot pixel" phenomenon caused by overheating of the IMX686 image sensor? A3: To solve the "hot pixel" phenomenon caused by overheating of the IMX686 image sensor, the following measures can be taken: Optimize heat dissipation design: Ensure that the camera has a good heat dissipation environment when in use, and reduce the temperature rise of the sensor when working. Software processing: Process the image through the backend or software algorithm to reduce the noise problem caused by overheating. This usually includes steps such as noise suppression and color correction. Reduce power consumption: Without affecting the image quality, reduce power consumption by adjusting the camera settings to reduce the workload of the sensor. Q4: How should I troubleshoot and solve the problem of color cast or stripes on the IMX686 image sensor? A4: When you encounter the problem of color cast or stripes on the IMX686 image sensor, you can troubleshoot and solve it from the following aspects: Check the analog voltage: Make sure that the analog voltage is stable and meets the working requirements of the sensor. If there is a problem, adjust or replace the power supply. Check the circuit connection: Check whether the data line is connected correctly, whether there is a short circuit, open circuit or wrong connection. If there is a problem, reconnect or replace the data line. Check the timing settings: Check whether the timing settings of signals such as Hsync, PCLK, and MCLK are correct. If there is a problem, adjust the timing settings or modify the circuit layout. Clean the sensor: If there are stains or impurities on the surface of the sensor, it may also cause imaging problems. You can try to use professional cleaning tools or sprays to clean it.<\/p>","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","footnotes":""},"categories":[663],"tags":[664],"class_list":["post-13224","post","type-post","status-publish","format-standard","hentry","category-60mp-camera-sensor","tag-imx686"],"_links":{"self":[{"href":"https:\/\/dgzx.hk\/id\/wp-json\/wp\/v2\/posts\/13224","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dgzx.hk\/id\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dgzx.hk\/id\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dgzx.hk\/id\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/dgzx.hk\/id\/wp-json\/wp\/v2\/comments?post=13224"}],"version-history":[{"count":0,"href":"https:\/\/dgzx.hk\/id\/wp-json\/wp\/v2\/posts\/13224\/revisions"}],"wp:attachment":[{"href":"https:\/\/dgzx.hk\/id\/wp-json\/wp\/v2\/media?parent=13224"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgzx.hk\/id\/wp-json\/wp\/v2\/categories?post=13224"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgzx.hk\/id\/wp-json\/wp\/v2\/tags?post=13224"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}