{"id":13156,"date":"2024-08-30T10:50:16","date_gmt":"2024-08-30T10:50:16","guid":{"rendered":"https:\/\/dgzx.hk?p=13156"},"modified":"2024-08-30T10:50:16","modified_gmt":"2024-08-30T10:50:16","slug":"gc4663-high-quality-4mega-cmos-camera-image-sensor","status":"publish","type":"post","link":"https:\/\/dgzx.hk\/pt\/sensor-de-imagem-de-camera-cmos-de-alta-qualidade-gc4663-4mega\/","title":{"rendered":"Sensor de imagem de c\u00e2mera CMOS de alta qualidade GC4663 4 Mega"},"content":{"rendered":"

GC4663<\/span> \u00e9 um sensor de imagem CMOS de 4 megapixels de alta qualidade para produtos de c\u00e2meras de seguran\u00e7a, produtos de c\u00e2meras digitais e aplica\u00e7\u00f5es de c\u00e2meras de celulares.<\/span><\/p>\n

Integra\u00e7\u00e3o total com alto desempenho faz com que o GC4663 se ajuste ao design e reduza o processo de implementa\u00e7\u00e3o. O GC4663 inclui uma matriz de pixels de 2560Hx1440V, ADC de 12\/10 bits no chip e processador de sinal de imagem. Ele fornece formatos de dados raw12 e RAW10 com interface mipi. Ele tem uma interface serial comum de dois fios para o host controlar a opera\u00e7\u00e3o de todo o sensor. Al\u00e9m disso, ele tamb\u00e9m tem uma fun\u00e7\u00e3o HDR com modo de sa\u00edda intercalado, permitindo que os usu\u00e1rios combinem uma imagem com 2 quadros de tempo de exposi\u00e7\u00e3o diferentes para melhorar a faixa din\u00e2mica e evitar caudas.<\/span><\/p>\n

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

- Formato \u00f3ptico padr\u00e3o de 1\/3 de polegada<\/span><\/p>\n

Pixel BSI de -2,0 \u03bcm \u00d7 2,0 \u03bcm<\/span><\/p>\n

-Formato de sa\u00edda: Raw Bayer 12 bits\/10 bits<\/span><\/p>\n

- Requisitos de energia:<\/span><\/p>\n

AVDD28: 2,7~2,9 V (t\u00edpico 2,8 V)<\/span><\/p>\n

DVDD: 1,15~1,25 V (t\u00edpico 1,2 V)<\/span><\/p>\n

IOVDD: 1,7~1,9 V (t\u00edpico 1,8 V)<\/span><\/p>\n

-Suporte de loop de bloqueio de fase<\/span><\/p>\n

-Suporte a sincroniza\u00e7\u00e3o de quadros<\/span><\/p>\n

-Suporte \u00e0 interface MIPI (2_lane)<\/span><\/p>\n

- Espelhamento horizontal\/vertical<\/span><\/p>\n

-M\u00f3dulo de processamento de imagem<\/span><\/p>\n

-Suporte OTP (total de 2Kbits)<\/span><\/p>\n

-Pacote: CSP<\/span><\/p>\n

Especifica\u00e7\u00f5es do GC4663:<\/span><\/strong><\/p>\n

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

Par\u00e2metro<\/span><\/p>\n<\/td>\n

\n

Valor t\u00edpico<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Formato \u00d3ptico<\/span><\/p>\n<\/td>\n

\n

1\/3 de polegada<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Tamanho do pixel<\/span><\/p>\n<\/td>\n

\n

2,0 \u03bcm x 2,0 \u03bcm (BSI)<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Matriz de pixels ativa<\/span><\/p>\n<\/td>\n

\n

2560×1440<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Tipo de obturador<\/span><\/p>\n<\/td>\n

\n

Persiana eletr\u00f4nica<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Resolu\u00e7\u00e3o ADC<\/span><\/p>\n<\/td>\n

\n

ADC de 12\/10 bits<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Taxa m\u00e1xima de quadros<\/span><\/p>\n<\/td>\n

\n

60 fps em tamanho real<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Fonte de energia<\/span><\/p>\n<\/td>\n

\n

AVDD28: 2,8 V
DVDD\uff1a1,2 V
IOVDD\uff1a1,8 V<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Consumo de energia<\/span><\/p>\n<\/td>\n

\n

140 mW a 30 fps<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

\u00c2ngulo m\u00e1ximo do raio principal da lente \u00f3ptica (CRA)<\/span><\/p>\n<\/td>\n

\n

10\u00b0 (linear)<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Sensibilidade<\/span><\/p>\n<\/td>\n

\n

2,4 V\/lux.s<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Faixa din\u00e2mica<\/span><\/p>\n<\/td>\n

\n

81 dB<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Rela\u00e7\u00e3o sinal-ru\u00eddo<\/span><\/p>\n<\/td>\n

\n

38 dB<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Temperatura de opera\u00e7\u00e3o:<\/span><\/p>\n<\/td>\n

\n

-20 ~ 80\u00b0C<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Temperatura de imagem est\u00e1vel<\/span><\/p>\n<\/td>\n

\n

0~60\u00b0C<\/span><\/p>\n<\/td>\n<\/tr>\n

\n

Tipo de pacote<\/span><\/p>\n<\/td>\n

\n

41PIN-CSP
<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

A seguir est\u00e3o algumas perguntas frequentes sobre o sensor de imagem GC4663:<\/span><\/strong><\/p>\n

1. Qual \u00e9 a resolu\u00e7\u00e3o do sensor de imagem GC4663?<\/span><\/strong><\/p>\n

UM: <\/span><\/strong>O sensor de imagem GC4663 tem resolu\u00e7\u00e3o de 4 megapixels (4MP) e uma matriz de pixels de 2560\u00d71440, capaz de capturar imagens de alta qualidade.<\/span><\/p>\n


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

2. Quais formatos de dados o GC4663 suporta?<\/span><\/strong><\/p>\n

UM: <\/span><\/strong>O GC4663 suporta formatos de dados RAW12 e RAW10 com interfaces MIPI, que fornecem alta flexibilidade e recursos de processamento de dados.<\/span><\/p>\n


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

3. Quais s\u00e3o os requisitos de energia do GC4663?<\/span><\/strong><\/p>\n

UM:<\/span><\/strong> Os requisitos de energia do GC4663 incluem:<\/span><\/p>\n

AVDD28: 2,7~2,9 V (o valor t\u00edpico \u00e9 2,8 V) para tens\u00e3o anal\u00f3gica.<\/span><\/p>\n

DVDD: 1,15~1,25 V (o valor t\u00edpico \u00e9 1,2 V) para voltagem digital.<\/span><\/p>\n

IOVDD: 1,7~1,9 V (o valor t\u00edpico \u00e9 1,8 V) para tens\u00e3o de entrada e sa\u00edda.<\/span><\/p>\n


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

4. Como ajustar a taxa de quadros de sa\u00edda do GC4663?<\/span><\/strong><\/p>\n

UM: <\/span><\/strong>Ajustar a taxa de quadros de sa\u00edda do GC4663 geralmente envolve modificar as configura\u00e7\u00f5es do tempo de quadro (VTS) e tempo de linha (line_time). As etapas espec\u00edficas incluem:<\/span><\/p>\n

Determine a taxa de quadros alvo (como cair de 30 fps para 20 fps).<\/span><\/p>\n

Calcule o valor pclk usando a f\u00f3rmula pclk = comprimento_do_quadro * comprimento_da_linha * fps.<\/span><\/p>\n

Calcule o novo tempo de quadro (VTS) com base no valor pclk e no tempo de linha conhecido (line_time) ou comprimento de linha (line_length).<\/span><\/p>\n

Modifique o valor VTS nas configura\u00e7\u00f5es do sensor para atingir a taxa de quadros desejada.<\/span><\/p>\n


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

5. Como o GC4663 funciona em ambientes de alta e baixa temperatura?<\/span><\/strong><\/p>\n

UM:<\/span><\/strong> O GC4663 opera em uma ampla faixa de temperatura de -20\u00b0C a 80\u00b0C com desempenho est\u00e1vel. No entanto, em temperaturas extremas, o desempenho do sensor pode ser afetado at\u00e9 certo ponto, como aumento da corrente escura e sensibilidade reduzida.<\/span><\/p>\n


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

6. O GC4663 suporta a fun\u00e7\u00e3o HDR?<\/span><\/strong><\/p>\n

UM: <\/span><\/strong>Sim, o GC4663 suporta a fun\u00e7\u00e3o HDR com modo de sa\u00edda intercalado, o que permite aos usu\u00e1rios combinar dois quadros de tempo de exposi\u00e7\u00e3o diferentes em uma imagem para melhorar a faixa din\u00e2mica e evitar efeitos de distor\u00e7\u00e3o.<\/span><\/p>\n


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

7. Como resolver o problema de ru\u00eddo do sensor de imagem GC4663?<\/span><\/strong><\/p>\n

UM:<\/span><\/strong> O problema de ru\u00eddo pode ser causado por muitos fatores, como temperatura excessiva, subexposi\u00e7\u00e3o ou configura\u00e7\u00e3o de ganho de sensor impr\u00f3pria. As solu\u00e7\u00f5es incluem:<\/span><\/p>\n

Reduzir a temperatura do sensor, como adicionar medidas de dissipa\u00e7\u00e3o de calor.<\/span><\/p>\n

Ajuste o tempo de exposi\u00e7\u00e3o e as configura\u00e7\u00f5es de ganho para otimizar a qualidade da imagem.<\/span><\/p>\n

Use t\u00e9cnicas de p\u00f3s-processamento de imagem, como algoritmos de redu\u00e7\u00e3o de ru\u00eddo, para reduzir o ru\u00eddo.<\/span><\/p>\n


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

8. Qual \u00e9 o formato do pacote GC4663?<\/span><\/strong><\/p>\n

UM: <\/span><\/strong>O GC4663 adota o formato de pacote CSP (Chip Scale Package), que ajuda a reduzir o tamanho do sensor e melhorar a integra\u00e7\u00e3o.<\/span><\/p>\n


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

9. O GC4663 suporta controle autom\u00e1tico de ganho (AGC)?<\/span><\/strong><\/p>\n

UM:<\/span><\/strong> Embora as informa\u00e7\u00f5es espec\u00edficas possam variar dependendo da vers\u00e3o do produto, em geral, sensores de imagem CMOS de alto desempenho, como o GC4663, geralmente oferecem suporte \u00e0 fun\u00e7\u00e3o de controle autom\u00e1tico de ganho para ajustar automaticamente o ganho sob diferentes condi\u00e7\u00f5es de ilumina\u00e7\u00e3o para obter a melhor qualidade de imagem.<\/span><\/p>\n


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

10. Quais s\u00e3o as principais \u00e1reas de aplica\u00e7\u00e3o do sensor de imagem GC4663?<\/span><\/strong><\/p>\n

Responder:<\/span><\/strong> As principais \u00e1reas de aplica\u00e7\u00e3o do sensor de imagem GC4663 incluem c\u00e2meras de seguran\u00e7a, c\u00e2meras digitais, c\u00e2meras de celulares, sistemas residenciais inteligentes, c\u00e2meras IoT, gravadores de dire\u00e7\u00e3o de autom\u00f3veis, videofones e equipamentos de confer\u00eancia, etc.<\/span><\/p>\n

<\/p>\n

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

GC4663 is a high quality 4Mega CMOS image sensor for security camera products, digital camera products and mobile phone camera applications. Full integration with high performance makes GC4663 fit the design and reduce the implementation process. GC4663 includes a 2560Hx1440V pixel array, on-chip 12\/10-bit ADC and image signal processor. It provides raw12 and RAW10 data formats with mipi interface. It has a common two-wire serial interface for the host to control the operation of the entire sensor. In addition, it also has an HDR function with interleaved output mode, allowing users to combine a picture with 2 different exposure time frames to improve dynamic range and avoid tailing. Features\uff1a -1\/3 inch standard optical format -2.0\u03bcm \u00d7 2.0\u03bcm BSI pixel -Output format: Raw Bayer 12bit\/10bit -Power requirements: AVDD28: 2.7~2.9V (Typ2.8V) DVDD: 1.15~1.25V (Typ1.2V) IOVDD: 1.7~1.9V (Typ1.8V) -Phase-locked loop support -Support frame synchronization -MIPI (2_lane) interface support -Horizontal\/vertical mirroring -Image processing module -OTP support (total 2Kbits) -Package: CSP GC4663 specifications: Parameter Typical value Optical Format 1\/3 inch Pixel Size 2.0\u03bcm x 2.0\u03bcm(BSI) Active pixel array 2560×1440 Shutter type Electronic rolling shutter ADC resolution 12\/10-bit ADC Max Frame rate 60fps@full size Power Supply AVDD28\uff1a2.8 VDVDD\uff1a1.2VIOVDD\uff1a1.8V Power Consumption 140mW@30fps Max Optical lens chief ray angle(CRA) 10\u00b0(linear) Sensitivity 2.4V\/Lux.s Dynamic range 81dB SNR 38dB Operating temperature: -20 ~ 80\u00b0C Stable Image temperature 0~60\u00b0C Package type 41PIN-CSP The following are frequently asked questions about the GC4663 image sensor: 1. What is the resolution of the GC4663 image sensor? A: The GC4663 image sensor has a resolution of 4 megapixels (4MP) and a pixel array of 2560×1440, which is capable of capturing high-quality images. 2. What data formats does the GC4663 support? A: The GC4663 supports RAW12 and RAW10 data formats with MIPI interfaces, which provide high flexibility and data processing capabilities. 3. What are the power requirements of the GC4663? A: The power requirements of the GC4663 include: AVDD28: 2.7~2.9V (typical value is 2.8V) for analog voltage. DVDD: 1.15~1.25V (typical value is 1.2V) for digital voltage. IOVDD: 1.7~1.9V (typical value is 1.8V) for input and output voltage. 4. How to adjust the output frame rate of the GC4663? A: Adjusting the output frame rate of the GC4663 usually involves modifying the settings of the frame time (VTS) and line time (line_time). The specific steps include: Determine the target frame rate (such as dropping from 30fps to 20fps). Calculate the pclk value using the formula pclk = frame_length * line_length * fps. Calculate the new frame time (VTS) based on the pclk value and the known line time (line_time) or line length (line_length). Modify the VTS value in the sensor settings to achieve the target frame rate. 5. How does the GC4663 perform in high and low temperature environments? A: The GC4663 operates over a wide temperature range of -20\u00b0C to 80\u00b0C with stable performance. However, at extreme temperatures, the performance of the sensor may be affected to a certain extent, such as increased dark current and reduced sensitivity. 6. Does the GC4663 support HDR function? A: Yes, GC4663 supports HDR function with interleaved output mode, which allows users to combine two different exposure time frames into one picture to improve dynamic range and avoid tailing. 7. How to solve the noise problem of GC4663 image sensor? A: Noise problem can be caused by many factors, such as excessive temperature, underexposure or improper sensor gain setting. Solutions include: Lower sensor temperature, such as adding heat dissipation measures. Adjust exposure time and gain settings to optimize image quality. Use image post-processing techniques such as noise reduction algorithms to reduce noise. 8. What is the package form of GC4663? A: GC4663 adopts CSP (Chip Scale Package) package form, which helps to reduce sensor size and improve integration. 9. Does GC4663 support automatic gain control (AGC)? A: Although the specific information may vary depending on the product version, in general, high-performance CMOS image sensors such as GC4663 usually support automatic gain control function to automatically adjust gain under different lighting conditions to obtain the best image quality. 10. What are the main application areas of GC4663 image sensor? Answer: The main application areas of GC4663 image sensor include security cameras, digital cameras, mobile phone cameras, smart home systems, IoT cameras, car driving recorders, video phones and conference equipment, etc.<\/p>","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","footnotes":""},"categories":[618],"tags":[652],"class_list":["post-13156","post","type-post","status-publish","format-standard","hentry","category-4mp-2k-camera-sensor","tag-gc4663"],"_links":{"self":[{"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/posts\/13156","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=13156"}],"version-history":[{"count":0,"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/posts\/13156\/revisions"}],"wp:attachment":[{"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/media?parent=13156"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/categories?post=13156"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgzx.hk\/pt\/wp-json\/wp\/v2\/tags?post=13156"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}