The first is the RF chip, which is the chip that emits the frequency of radio devices, its frequency corresponds to different waveforms, for example listening to the radio, which uses over 100 MHz, and wireless internet Wifi has 2.4G and 5.8G, where 5.8G is commonly known as 5G Wifi, and the operators’ 3G, 4G, … Read more
Detailed Explanation of CRA Parameters for Image Sensors and Lenses and Their Matching Selection CRA: Chief Ray Angle, which refers to the angle of the chief incident light ray. For both lenses and image sensors, although both have CRA parameters, their actual definitions are significantly different. CRA Parameters of Lenses The CRA parameter of a … Read more
On July 29, 2022, local time in the United States, OmniVision, a global leader in advanced digital imaging, analog, touch screen, and display technology semiconductor solutions, announced the release of its new 50-megapixel image sensor, the OV50E. According to the introduction, this sensor provides industry-leading low-light image and high dynamic range (HDR) video capture capabilities … Read more
Click on the above “Visual Learning for Beginners” to select “Star” or “Top” Essential insights delivered first-hand The core of a typical image sensor is the CCD unit (charge-coupled device) or standard CMOS unit (complementary metal-oxide semiconductor). CCD and CMOS sensors have similar characteristics and are widely used in commercial cameras. However, most modern sensors … Read more
In the recently released iPhone 14 series by Apple, the main rear camera of the basic iPhone 14 has been upgraded. Meanwhile, in the flagship iPhone 14 Pro/Pro Max, not only has the long-awaited rear camera resolution been upgraded, but the front camera module has also been enhanced. The well-known technical analysis firm TechInsights has … Read more
This article is from the WeChat public account “Big Talk Imaging“, and the Zhihu column “All In Camera“. Please indicate the source when reprinting. Big Talk Imaging reader QQ exchange group 2: 8332820006. Big Talk Imaging Technology Forum: www.dahuachengxiang.com This site has new teaching videos “Image Sensor Technology and Applications” online on Taobao Education. “Imaging … Read more
Source: WeChat Official Account “Sensor Technology” (ID: WW_CGQJS) Author: Sensor Technology Image Sensor Definition and Types Image sensors are core components of various industrial and surveillance cameras, portable recorders, digital cameras, scanners, etc. Currently, this rapidly growing market has expanded into toys, mobile phones, PDAs, automobiles, and biomedicine. Image Sensor Applications The imaging lens projects … Read more
In-Vehicle Cameras: The Eyes of Autonomous Driving In-vehicle cameras are known as the “eyes of autonomous driving” and are the core sensing devices in ADAS systems and the field of automotive autonomous driving. They mainly collect image information through lenses and image sensors, achieving 360° visual perception and compensating for radar’s shortcomings in object recognition, … Read more
The camera of the Xiaomi 11 Pro/Ultra smartphone uses the CIS (CMOS Image Sensor) model Samsung ISOCELL GN2 (hereinafter referred to as GN2). The strength of this CIS lies not in the pixel count, but in its overall size of 1/1.12 inches. Although this phone was released some time ago, the GN2 may still be … Read more
Santa Clara, California – October 4, 2022 – OmniVision Technologies, a leading developer of advanced digital imaging, analog, touch screen, and display technology semiconductor solutions, announced the launch of its new OS04L CMOS 4 Megapixel (MP) image sensor. The OS04L delivers 2K resolution digital images and HD (high definition) video for consumer security devices such … Read more