How does W1smart watch achieve dual-mode heart rate detection with a single chip?
Publish Time: 2025-02-26
With the rapid development of science and technology, smart watches have become one of the indispensable smart devices in our daily lives. Among them, W1smart watch stands out for its excellent heart rate detection function, and the single-chip dual-mode heart rate detection technology behind it is even more eye-catching. This article will explore in depth how W1smart watch achieves dual-mode heart rate detection with a single chip.W1smart watch adopts an advanced single-chip design, integrating a variety of sensors and processing modules, and can achieve high-precision heart rate detection under the premise of low power consumption. Dual-mode heart rate detection, as the name suggests, uses two different modes for heart rate monitoring to ensure the accuracy and stability of the data.Specifically, the single chip of W1smart watch first monitors heart rate through photoelectric transmission measurement. This method uses the change in blood transmittance when the heart beats to collect heart rate information. The end of the watch that contacts the skin is equipped with a generator and a photosensitive receiver. The generator emits a beam of light of a certain wavelength to illuminate the skin surface, and the beam returns to the photosensitive receiver by transmission or reflection. Due to the absorption of light by blood, the light intensity received by the receiver will change pulsatingly with the heartbeat. This change is converted into an electrical signal, and the heart rate data is obtained after algorithm processing.In addition to the photoelectric transmission measurement method, W1smart watch also uses the electrocardiogram signal measurement method as another mode of dual-mode heart rate detection. This method measures the electrocardiogram signal through the electrodes between the skin and the watch, and then calculates the heart rate. When the heart beats, the atria and ventricles are excited successively, accompanied by the successive actions of countless myocardial cells, which will cause changes in the surface potential. The smart watch captures these electrode changes, and then after algorithm processing, it can restore the frequency of heart rate beating.The single-chip design enables W1smart watch to integrate these two heart rate detection modes in a limited volume, and optimize the data processing process through intelligent algorithms to improve the accuracy and stability of heart rate detection. At the same time, the single-chip design also helps to reduce power consumption and extend the battery life of the watch.In addition, W1smart watch is also equipped with functions such as Bluetooth calls and Bluetooth external music players, providing users with a more convenient user experience. The realization of these functions also benefits from the efficient integration and optimized design of the single chip.In summary, the W1smart watch achieves dual-mode heart rate detection through a single-chip design, providing users with a more accurate and stable heart rate monitoring service. This technological innovation not only improves the functionality and practicality of smart watches, but also promotes the sustainable development of the smart wearable device industry.
