{"id":13230,"date":"2024-09-13T10:49:32","date_gmt":"2024-09-13T10:49:32","guid":{"rendered":"https:\/\/dgzx.hk?p=13230"},"modified":"2024-09-13T10:49:45","modified_gmt":"2024-09-13T10:49:45","slug":"ov48c40-cmos-camera-image-sensor","status":"publish","type":"post","link":"https:\/\/dgzx.hk\/pt\/sensor-de-imagem-de-camera-cmos-ov48c40\/","title":{"rendered":"Sensor de imagem de c\u00e2mera OV48C40 1\/1,32\u2033CMOS 48M(8064*6048)"},"content":{"rendered":"

O OV48C40<\/span><\/strong> sensor de imagem colorida \u00e9 um sensor de imagem CMOS de alto desempenho com um filtro de cor de 4 elementos e tecnologia de chip empilhado, fornecendo 48 mega-pontos (8064\u00d76048) a 15 fps. Ele oferece v\u00e1rias op\u00e7\u00f5es de resolu\u00e7\u00e3o<\/span><\/p>\n

 mantendo um campo de vis\u00e3o completo. Os usu\u00e1rios podem programar a resolu\u00e7\u00e3o da imagem, a taxa de quadros e os par\u00e2metros de qualidade da imagem. O barramento de controle de c\u00e2mera serial (SCCB) padr\u00e3o da ind\u00fastria \u00e9 usado para controlar as fun\u00e7\u00f5es da c\u00e2mera. O OV48C40 \u00e9 capaz de resolu\u00e7\u00e3o de 80 fps e 12 megapixels (40 fps com sa\u00edda HDR), permitindo disparos cont\u00ednuos com resolu\u00e7\u00e3o de 12 megapixels. O OV48C The 40 tem uma matriz de imagem completa de 48 megapixels, incluindo todas as fun\u00e7\u00f5es de gerenciamento de imagem para garantir uma solu\u00e7\u00e3o de imagem de alta qualidade para smartphones m\u00f3veis de alta resolu\u00e7\u00e3o. Todas as fun\u00e7\u00f5es de processamento de imagem necess\u00e1rias podem ser programadas por meio da interface SCCB. Al\u00e9m disso, os sensores de imagem OmniVision utilizam tecnologia de sensor propriet\u00e1ria para melhorar a qualidade da imagem, reduzindo ou eliminando a polui\u00e7\u00e3o comum de ilumina\u00e7\u00e3o\/imagem de energia (como ru\u00eddo de padr\u00e3o fixo, cauda, etc.), resultando em imagens coloridas limpas e totalmente est\u00e1veis.<\/span><\/p>\n

Caracter\u00edsticas:<\/span><\/strong><\/p>\n

\u25cf Calibra\u00e7\u00e3o autom\u00e1tica do n\u00edvel de preto (ABLC)<\/span><\/p>\n

\u25cf Controle program\u00e1vel de taxa de quadros, espelhamento e invers\u00e3o, mesclagem, corte e janelamento<\/span><\/p>\n

\u25cf Suporte para DPC din\u00e2mico<\/span><\/p>\n

\u25cf Formatos de sa\u00edda suportados: RGB 4C de 10 bits n\u00e3o HDR, RGB Bayer de 10 bits n\u00e3o HDR e Bayer HDR de at\u00e9 14 bits<\/span><\/p>\n

\u25cfSuporta subamostragem horizontal e vertical<\/span><\/p>\n

\u25cfSuporta tamanhos de imagem t\u00edpicos: 8064\u00d76048, 4032\u00d73023, 3840\u00d72160, 1920\u00d71080, 1280\u00d7720<\/span><\/p>\n

\u25cfInterface SCCB serial padr\u00e3o<\/span><\/p>\n

\u25cfInterface MIPI TX de at\u00e9 4 pistas, at\u00e9 2,6 Gbps\/pista<\/span><\/p>\n

\u25cfInterface CPHY trio 2\/3, at\u00e9 2,1 Gsps\/trio<\/span><\/p>\n

\u25cfSuporta PDAF HS 4C Tipo 2<\/span><\/p>\n

\u25cfSuporte de 4 c\u00e9lulas: binning de 4 c\u00e9lulas 4 c\u00e9lulas completas<\/span><\/p>\n

\u25cfSuporte HDR:<\/span><\/p>\n

Sa\u00edda DCG com combina\u00e7\u00e3o no chip<\/span><\/p>\n

Exposi\u00e7\u00e3o HDR 2 escalonada por meio de combina\u00e7\u00e3o no chip<\/span><\/p>\n

Tempo de exposi\u00e7\u00e3o HDR 2\/3 escalonado<\/span><\/p>\n

\u25cfConversor de 4 n\u00facleos no chip para Bayer<\/span><\/p>\n

\u25cfTr\u00eas loops de fase bloqueada (PLLs) no chip<\/span><\/p>\n

\u25cf Capacidade de unidade de E\/S program\u00e1vel<\/span><\/p>\n

\u25cfSensor de temperatura integrado<\/span><\/p>\n

\u25cf1.197\u00b5m pontos DCG<\/span><\/p>\n

Especifica\u00e7\u00f5es:<\/strong><\/span><\/p>\n

\u25cfTamanho da matriz ativa: 8064\u00d76048<\/span><\/p>\n

\u25cfFonte de alimenta\u00e7\u00e3o:<\/span><\/p>\n

-Anal\u00f3gico: 1,1 V<\/span><\/p>\n

-Anal\u00f3gico: 2,8 V<\/span><\/p>\n

-E\/S: 1,8 V<\/span><\/p>\n

\u25cfRequisitos de energia:<\/span><\/p>\n

-Ativo: 560mW (48MP@15fps)<\/span><\/p>\n

-Espera: <10\u00b5A<\/span><\/p>\n

\u25cfFaixa de temperatura:<\/span><\/p>\n

-Opera\u00e7\u00e3o: temperatura de jun\u00e7\u00e3o de -30\u00b0C a 85\u00b0C<\/span><\/p>\n

- Imagem est\u00e1vel: Temperatura de jun\u00e7\u00e3o de 0\u00b0C a 60\u00b0C<\/span><\/p>\n

\u25cfFormato de sa\u00edda: HDRRGBRAW10\/12\/14 bits<\/span><\/p>\n

\u25cf Frequ\u00eancia do clock de entrada: 6~27MHz<\/span><\/p>\n

\u25cfTamanho da lente: 1\/1,32"<\/span><\/p>\n

\u25cf\u00c2ngulo do raio principal da lente: 36,1\u00b0 n\u00e3o linear (ver Tabela 9-3)<\/span><\/p>\n

\u25cfTaxa m\u00e1xima de transmiss\u00e3o de imagem: 8064\u00d76048: 15 fps<\/span><\/p>\n

\u25cfExposi\u00e7\u00e3o m\u00e1xima: linhas VTS-31<\/span><\/p>\n

\u25cfExposi\u00e7\u00e3o m\u00ednima: 8 linhas<\/span><\/p>\n

\u25cfSensibilidade: 4.700 e-\/Lux-seg<\/span><\/p>\n

\u25cfRela\u00e7\u00e3o sinal-ru\u00eddo m\u00e1xima: 55dB<\/span><\/p>\n

\u25cfFaixa din\u00e2mica: A ser determinada @ganho de 16x<\/span><\/p>\n

\u25cfCanal de varredura: varredura progressiva<\/span><\/p>\n

\u25cfTamanho do pixel: 1,197 \u00b5m x 1,197 \u00b5m<\/span><\/p>\n

\u25cf\u00c1rea da imagem: 9690,912\u00b5mx7277,76\u00b5m<\/span><\/p>\n

\u25cfTamanho do chip: 10983,6 \u00b5m x 8436,6 \u00b5m (COB), 11033,6 \u00b5m x 8486,6 \u00b5m (RW)<\/span><\/p>\n

Perguntas frequentes sobre o sensor de imagem da c\u00e2mera OV48C40:<\/span><\/span><\/strong><\/p>\n

<\/p>\n

P1: Que tipo de sensor \u00e9 o sensor de imagem da c\u00e2mera OV48C40?<\/span><\/strong><\/p>\n

A1: O OV48C40 \u00e9 um sensor de imagem CMOS (complementary metal oxide semiconductor). Sensores CMOS s\u00e3o amplamente usados em c\u00e2meras digitais, smartphones e outros campos com seu baixo consumo de energia, alta integra\u00e7\u00e3o e boa qualidade de imagem.<\/span><\/p>\n

<\/p>\n

P2: Quais s\u00e3o as principais caracter\u00edsticas do OV48C40?<\/span><\/strong><\/p>\n

A2: As principais caracter\u00edsticas do OV48C40 incluem:<\/span><\/p>\n

Alta resolu\u00e7\u00e3o: suporta capturas de alta resolu\u00e7\u00e3o e fornece excelentes detalhes de imagem.<\/span><\/p>\n

Grande elemento fotossens\u00edvel: com uma \u00e1rea maior de elemento fotossens\u00edvel, ele pode capturar mais luz e melhorar o efeito de disparo em ambientes escuros.<\/span><\/p>\n

Sa\u00edda multimodo: suporta m\u00faltiplas sa\u00eddas de modo pixel para atender \u00e0s necessidades de fotografia em diferentes cenas.<\/span><\/p>\n

Tecnologia HDR avan\u00e7ada: suporta a fun\u00e7\u00e3o HDR em n\u00edvel de chip, que pode apresentar mais detalhes em cenas de alto contraste.<\/span><\/p>\n

Grava\u00e7\u00e3o de v\u00eddeo de alta velocidade: suporta grava\u00e7\u00e3o de v\u00eddeo de alta taxa de quadros, adequada para capturar cenas din\u00e2micas.<\/span><\/p>\n


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

P3: Quais s\u00e3o as falhas comuns do sensor de imagem da c\u00e2mera OV48C40?<\/span><\/strong><\/p>\n

A3: O sensor de imagem da c\u00e2mera OV48C40 pode apresentar as seguintes falhas comuns durante o uso:<\/span><\/p>\n

Aumento do ru\u00eddo da imagem: Ap\u00f3s trabalhar por um longo tempo, devido ao aumento da temperatura, a excita\u00e7\u00e3o intr\u00ednseca do material semicondutor se intensifica, resultando em uma diminui\u00e7\u00e3o na rela\u00e7\u00e3o sinal-ru\u00eddo e um aumento no ru\u00eddo da imagem.<\/span><\/p>\n

Distor\u00e7\u00e3o ou listras na cor da imagem: Tens\u00e3o anal\u00f3gica inst\u00e1vel ou problemas com a linha de dados (como curto-circuito ou circuito aberto) podem causar distor\u00e7\u00e3o ou listras na cor da imagem.<\/span><\/p>\n

Imagens desfocadas ou fora de foco: isso pode estar relacionado aos componentes de foco da lente ou \u00e0s configura\u00e7\u00f5es da c\u00e2mera, em vez de ser causado diretamente pelo sensor, mas problemas no sensor tamb\u00e9m podem afetar indiretamente o efeito de foco.<\/span><\/p>\n

Ru\u00eddo t\u00e9rmico: Em ambientes de alta temperatura, o sensor pode gerar ru\u00eddo t\u00e9rmico, que aparece como listras irregulares ou pontos coloridos na imagem.<\/span><\/p>\n


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

P4: Como resolver o problema de aumento de ru\u00eddo no sensor de imagem da c\u00e2mera OV48C40?<\/span><\/strong><\/p>\n

A4: As solu\u00e7\u00f5es para o problema do aumento do ru\u00eddo incluem:<\/span><\/p>\n

Otimize a dissipa\u00e7\u00e3o de calor: certifique-se de que a c\u00e2mera tenha boas condi\u00e7\u00f5es de dissipa\u00e7\u00e3o de calor durante a opera\u00e7\u00e3o para evitar o superaquecimento do sensor.<\/span><\/p>\n

Ajuste as configura\u00e7\u00f5es da c\u00e2mera: reduza a sensibilidade ISO e o tempo de exposi\u00e7\u00e3o para reduzir o ru\u00eddo.<\/span><\/p>\n

Processamento de software: use software de processamento de imagem para reduzir o ru\u00eddo na imagem.<\/span><\/p>\n

Reparo profissional: se o problema persistir, talvez seja necess\u00e1rio entrar em contato com um profissional de reparo para inspe\u00e7\u00e3o e reparo.<\/span><\/p>\n


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

P5: Como evitar o mau funcionamento do sensor de imagem da c\u00e2mera OV48C40?<\/span><\/strong><\/p>\n

A5: As solu\u00e7\u00f5es para evitar o mau funcionamento do sensor de imagem da c\u00e2mera OV48C40 incluem:<\/span><\/p>\n

Uso adequado: Evite expor a c\u00e2mera a temperaturas extremas, umidade ou interfer\u00eancia eletromagn\u00e9tica.<\/span><\/p>\n

Manuten\u00e7\u00e3o regular: limpe a lente e a superf\u00edcie do sensor e mantenha a c\u00e2mera limpa por dentro.<\/span><\/p>\n

Armazenamento adequado: quando a c\u00e2mera n\u00e3o estiver em uso, guarde-a em local seco e ventilado para evitar umidade ou press\u00e3o.<\/span><\/p>\n

Preste aten\u00e7\u00e3o \u00e0 estabilidade da tens\u00e3o: certifique-se de que a tens\u00e3o de alimenta\u00e7\u00e3o usada pela c\u00e2mera seja est\u00e1vel para evitar flutua\u00e7\u00f5es de tens\u00e3o que podem danificar o sensor.<\/span><\/p>\n

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

The OV48C40 color image sensor is a high-performance CMOS image sensor with a 4-element color filter and stacked chip technology, providing 48 mega-dots (8064×6048) at 15fps. It offers multiple resolution options  while maintaining a full field of view. Users can program image resolution, frame rate, and image quality parameters. The industry-standard serial camera control bus (SCCB) is used to control camera functions. The OV48C40 is capable of 80fps 12 mega-dot resolution (40fps with HDR output), allowing continuous shooting at 12 megapixel resolution. OV48C The 40 has a complete 48-mega-dot image array, including all image management functions to ensure a high-quality imaging solution for high-resolution mobile smartphones. All required image processing functions can be programmed through the SCCB interface. In addition, OmniVision image sensors utilize proprietary sensor technology to improve image quality by reducing or eliminating common lighting\/power image pollution (such as fixed pattern noise, tailing, etc.), resulting in clean, fully stable color images. Features\uff1a \u25cf Automatic Black Level Calibration (ABLC) \u25cf Programmable control of frame rate, mirroring and flipping, merging, cropping and windowing \u25cf Support for dynamic DPC \u25cf Supported output formats: 10-bit RGB 4C non HDR, 10-bit RGB Bayer non HDR and up to 14-bit Bayer HDR \u25cfSupports horizontal and vertical subsampling \u25cfSupports typical image sizes: 8064×6048, 4032×3023, 3840×2160, 1920×1080, 1280×720 \u25cfStandard serial SCCB interface \u25cfUp to 4-lane MIPI TX interface, up to 2.6 Gbps\/lane \u25cf2\/3 trio CPHY interface, up to 2.1 Gsps\/trio \u25cfSupports Type 2 4C HS PDAF \u25cf4-cell support: 4-cell binning 4-cell full \u25cfHDR support: DCG output with on-chip combination Staggered HDR 2 exposure via on-chip combination Staggered HDR 2\/3 exposure time \u25cfOn-chip 4-core to Bayer converter \u25cfThree on-chip phase-locked loops (PLLs) \u25cfProgrammable I\/O drive capability \u25cfBuilt-in temperature sensor \u25cf1.197\u00b5m DCG points Specifications: \u25cfActive array size: 8064×6048 \u25cfPower supply: -Analog: 1.1V -Analog: 2.8V -I\/O: 1.8V \u25cfPower requirements: -Active: 560mW (48MP@15fps) -Standby: <10\u00b5A \u25cfTemperature range: -Operating: -30\u00b0C to 85\u00b0C junction temperature -Stable image: 0\u00b0C to 60\u00b0C junction Temperature \u25cfOutput format: HDRRGBRAW10\/12\/14-bit \u25cfInput clock frequency: 6~27MHz \u25cfLens size: 1\/1.32" \u25cfLens main ray angle: 36.1\u00b0 non-linear (see Table 9-3) \u25cfMaximum image transmission rate: 8064×6048: 15fps \u25cfMaximum exposure: VTS-31 lines \u25cfMinimum exposure: 8 lines \u25cfSensitivity: 4,700 e-\/Lux-sec \u25cfMaximum signal-to-noise ratio: 55dB \u25cfDynamic range: To be determined @16x gain \u25cfScanning channel: progressive scan \u25cfPixel size: 1.197\u00b5mx1.197\u00b5m \u25cfImage area: 9690.912\u00b5mx7277.76\u00b5m \u25cfChip size: 10983.6 \u00b5mx8436.6\u00b5m (COB), 11033.6\u00b5mx8486.6\u00b5m (RW) Frequently asked questions about OV48C40 camera image sensor: Q1: What type of sensor is the OV48C40 camera image sensor? A1: The OV48C40 is a CMOS (complementary metal oxide semiconductor) image sensor. CMOS sensors are widely used in digital cameras, smartphones and other fields with their low power consumption, high integration and good image quality. Q2: What are the main features of the OV48C40? A2: The main features of OV48C40 include: High resolution: supports high-pixel shooting and provides excellent image details. Large photosensitive element: With a larger photosensitive element area, it can capture more light and improve the shooting effect in dark environments. Multi-mode output: supports multiple pixel mode outputs to meet the shooting needs in different scenes. Advanced HDR technology: supports chip-level HDR function, which can present more details in high-contrast scenes. High-speed video recording: supports high frame rate video recording, suitable for capturing dynamic scenes. Q3: What are the common faults of OV48C40 camera image sensor? A3: The OV48C40 camera image sensor may encounter the following common faults during use: Increased image noise: After working for a long time, due to the increase in temperature, the intrinsic excitation of the semiconductor material intensifies, resulting in a decrease in the signal-to-noise ratio and an increase in image noise. Image color cast or stripes: Unstable analog voltage or problems with the data line (such as short circuit or open circuit) may cause image color cast or stripes. Blurred or out-of-focus images: This may be related to the lens focus components or camera settings rather than directly caused by the sensor, but sensor problems may also indirectly affect the focus effect. Thermal noise: In high temperature environments, the sensor may generate thermal noise, which appears as irregular streaks or color spots on the image. Q4: How to solve the problem of increased noise in the OV48C40 camera image sensor? A4: Solutions to the problem of increased noise include: Optimize heat dissipation: Ensure that the camera has good heat dissipation conditions during operation to avoid overheating of the sensor. Adjust camera settings: Reduce ISO sensitivity and reduce exposure time to reduce noise. Software processing: Use image processing software to reduce noise in the image. Professional repair: If the problem persists, you may need to contact a professional repair personnel for inspection and repair. Q5: How to prevent the OV48C40 camera image sensor from malfunctioning? A5: Solutions to prevent the OV48C40 camera image sensor from malfunctioning include: Proper use: Avoid exposing the camera to extreme temperatures, humidity, or electromagnetic interference. Regular maintenance: Clean the lens and sensor surface, and keep the camera clean inside. Proper storage: When the camera is not in use, store it in a dry, ventilated place to avoid moisture or pressure. Pay attention to voltage stability: Make sure the power supply voltage used by the camera is stable to avoid voltage fluctuations that may damage the sensor.<\/p>","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","footnotes":""},"categories":[669],"tags":[670],"class_list":["post-13230","post","type-post","status-publish","format-standard","hentry","category-48mp-camera-sensor","tag-ov48c40"],"_links":{"self":[{"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/posts\/13230","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/comments?post=13230"}],"version-history":[{"count":0,"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/posts\/13230\/revisions"}],"wp:attachment":[{"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/media?parent=13230"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/categories?post=13230"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/tags?post=13230"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}