OV04188-H67A

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Image Sensors are devices used to capture the image and convert it into digital signals that can be used for further processing or saved to storage. Camera, on the other hand, is a device used to take still photos or record video footage. OV04188-H67A is an example of an Image Sensor and Camera, and its application field and working principle will be discussed in this article.

The OV04188-H67A is an ultra-low-power image sensor that is designed for integration in embedded mobile and wearable applications such as sports cameras, digital still cameras, security cameras, and surveillance cameras. It is a 1/4-inch 8 megapixel image sensor based on the OmniVision OV04188-H67A pixel design. This OV04188-H67A sensor feature a 2/3-inch optical format, 8 megapixel high resolution, 1/3 reduction of the readout power, and a progressive scan 10-bit raw output.

The OV04188-H67A image sensor can be used in a variety of applications, including commercial photography, digital cinematography, sports and nature photography, surveillance and security systems, machine vision, and biomedical imaging. Its high resolution makes it ideal for capturing stills or videos with smooth motion and vibrant color. Additionally, due to its high sensitivity, it can be used to capture images in low light conditions. With its low readout power, minimum image noise, and low power consumption, it is also well suited for long-term applications requiring low power consumption and low noise performance.

In terms of the working principle, when light from the scene hits the active imaging pixel area, electrons from the light are collected and converted to electrons. The electrons generated are then converted to a voltage signal by a readout circuit. This voltage signal is then sampled and digitized during the conversion process. This digital signal is then converted to a digital image data after processing high-level algorithms.

The OV04188-H67A image sensor is also equipped with on-chip features such as automatic gain control, frame rate control, and a digital image stabilization system for better image performance. These features allow the image sensor to capture higher quality images at a lower cost. Additionally, the OV04188-H67A supports various image formats and modes such as RAW, JPEG, etc. which further improve the camera capabilities.

In summary, the OV04188-H67A is an ultra-low-power image sensor that is designed for use in embedded security, sports and mobile applications. Its high resolution, low power consumption, low noise performance, and range of features make it suitable for a variety of applications. Its working principle involves collecting and converting light into electrons to generate a voltage signal, which is then sampled and digitized into digital image data.

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