The OmniVision OV9281 stands out as a specialized CMOS image sensor crafted for applications demanding rapid capture and global shutter capabilities. Tailored for tasks where precision in seizing swift movements without distortion is essential, this 1-megapixel sensor excels in realms such as machine vision, 3D sensing, and AR/VR applications. Renowned for its prowess in near-infrared (NIR) light settings, the OV9281 offers a compelling solution for sophisticated computer vision systems.
Delve into the Detailed Specs Table:
Sensor Type: CMOS with Global Shutter
Resolution: 1280 x 800 pixels (1 MP)
Optical Format: 1/4″
Pixel Size: 3 µm x 3 µm
Maximum Frame Rate: 120 fps (full resolution), up to 180 fps at 720p
Shutter Type: Global Shutter
Sensitivity: Visible and Near-Infrared (NIR)
Output Interface: MIPI CSI-2, DVP
Power Supply: Core: 1.2V, Analog: 2.8V, I/O: 1.8V/2.8V
Operating Temperature: -30°C to +85°C
Package Dimensions: 6.3 mm x 5.9 mm
Applications and Use Cases:
The OV9281 sensor finds its stride in various applications requiring high-speed global shutter imaging and NIR sensitivity, including machine vision, 3D sensing, AR/VR, automotive systems, drones, and more.
Key Features and Benefits:
Featuring global shutter technology, high frame rates, NIR sensitivity, low power consumption, and multiple interface options, the OV9281 sensor is tailored for advanced imaging applications, offering distortion-free capture, enhanced performance in challenging lighting conditions, versatile integration options, and robust design for industrial use.
By leveraging its unique combination of features, the OV9281 sensor serves as a premier choice for specialized imaging applications, fostering innovation in machine vision, 3D sensing, and AR/VR realms, where traditional sensors may not suffice.
A MIPI camera module is a self-contained unit with an image sensor, lens, and a MIPI (Mobile Industry Processor Interface) interface that transfers image data to a host device like a processor or microcontroller.It utilizes the MIPI CSI-2 (Camera Serial Interface 2) standard to provide high-bandwidth, low-power, and compact image transmission for mobile, embedded, and vision systems such as smartphones, drones, and autonomous vehicles.
Key Components and Functionality
Image Sensor: Captures light and converts it into electrical signals.
Lens: Gathers light and focuses it onto the image sensor.
MIPI CSI-2 Interface: A high-speed, low-power serial interface specifically designed for transmitting image and video data from the sensor to the host device.
Host Processor: Receives the image data from the MIPI CSI-2 interface for real-time processing and analysis.
Why MIPI is Used
High Bandwidth:
MIPI CSI-2 provides high data transfer rates, enabling high-resolution and high-frame-rate video capture.
Low Power Consumption:
Essential for portable devices like smartphones, wearables, and other battery-powered systems.
Compact and Scalable Design:
The interface is small and efficient, making it ideal for integration into space-constrained devices.
Standardization and Ecosystem:
MIPI Alliance sets industry standards, ensuring compatibility and interoperability between components from different manufacturers, which fosters a broad ecosystem.
Common Applications
Smartphones and Tablets: Enabling high-quality photography and video recording.
Drones and Robotics: For navigation, object detection, and environmental sensing.
Autonomous Vehicles: Used in advanced driver-assistance systems (ADAS) for scene understanding.
Machine Vision Systems: In industrial automation for quality control and robot guidance.
Security and Surveillance: For high-resolution video monitoring.