How does the smart bracelet monitor blood oxygen work?

The blood oxygen sensor chip used in the smart bracelet is reflective. The red light and infrared light are emitted to the wrist through the chip, and the reflected light is received through the photodiode on the other side. The blood oxygen level is calculated by the difference between the emitted and received light intensity. […]

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Huawei’s efforts to install and download AR Engine exceeded 1.1 billion

Reported by Electronic Enthusiast Network (article/Zhang Ying, Mo Tingting) Recently, the rise of metaverse has driven the expectation of AR/VR equipment and smart glasses. Although the scale of head-mounted displays and smart glasses is not large at present, after the popularization of 5G communication and multimedia content, it can bring users a new experience, and […]

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Horizon and Qingzhou Zhihang formally reached a strategic cooperation

On May 18th, Horizon, the leader of China’s intelligent driving chip, announced that it has formally reached a strategic cooperation with QCraft, the world’s leading L4 autonomous driving general solution company. Chips, as well as Qingzhou’s self-developed integrated solution for driving and mooring, are jointly developed and adapted to jointly create a high-level autonomous driving […]

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Discussion on the Forming Method of Antenna and Estimation Value of Impedance

This application note details the various antennas used in today’s handheld transmitter applications, such as remote keyless entry (RKE) systems, tire pressure monitors (TPM), garage door openers, home security sensors and even TV remotes. This application note discusses loop/whip, raised strip/”paperclip”, conventional whip, helical, and patch antennas, and proposes networks to match them to Maxim […]

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The sensor bonus that VR/AR eats

For VR/AR devices, display technology and content ecology may be the two most important elements, but there are also a series of sensors integrated in the device that cannot be ignored. The existence of these sensors is the key to device interaction, and the essence of VR/AR is the innovation of human-computer interaction. Without these […]

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Which sensors are frequently appearing in VR/AR devices

Report from Electronic Enthusiast Network (article/Zhou Kaiyang) For VR/AR devices, display technology and content ecology may be the two most important elements, but there are also a series of sensors integrated in the device that cannot be ignored. The existence of these sensors is the key to device interaction, and the essence of VR/AR is […]

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Nanchao IoT: Multi-sensing combined with AI technology to realize the unwashed snapshot of the whole scene of the smart construction site

Since Nanchao IoT’s smart construction site vehicle unwashed snapshot product was officially launched in 2019, two generations of products have been iterated successively, helping thousands of construction sites to realize unwashed vehicle snapshots, providing smart solutions for urban environmental protection and construction site muck truck management means of management. With the continuous launch of more […]

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