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     Earlier this year, Google introduced the ability to track key vitals directly on Android devices, and now Fit on iPhone has quietly gained the same capability, measuring your heart rate and brea...[Details]

In the field of autonomous driving perception, the industry is divided into two distinct factions: the visual faction and the lidar faction. Tesla is the most staunch defender of the visual faction, ...[Details]

From September 19 to 22, the 2019 Tianyi Smart Ecosystem Expo was held in Guangzhou. This is the industry event jointly held by China Telecom and Qualcomm for the eleventh consecutive year. The theme...[Details]

Aiming at the problem of long pulping time, this paper designs an efficient and time-saving soymilk machine based on SH69P42 single- chip microcomputer. On the basis of maint...[Details]

　　The glass tube thermometer uses the principle of thermal expansion and contraction to measure temperature. 　　 　　Because the expansion coefficient of the temperature measuring medium is different ...[Details]

　　The working principle of the three converters shown in the figure below is to store energy first and then release the energy in a controlled manner to obtain the required output voltage. For a cert...[Details]

　　I recently found an article about batteries, so I picked it up and shared it with my friends. Although the article mainly talks about mobile phone batteries, most digital cameras now use lithium-io...[Details]

ON Semiconductor (NASDAQ: ON), driving energy-efficient innovation, continues to expand its product lineup for industrial motor drive applications to further help customers solve their specific desig...[Details]

The amplifier introduced in this article uses Sony's C1891A as its core and LM1875 as its main power amplifier. It has the characteristics of low price, simple to make, and obvious effect...[Details]

#include "iom16v.h" #include "macros.h" #define uchar unsigned char #define uint unsigned int /******************************************* Various states of data in TWSR, #include "iom16v.h" #includ...[Details]

Data released recently by Gaogong Industry Research Institute (GGII) shows that from January to November 2023, there were 69 public tenders for liquid flow batteries in my country, with a tender capac...[Details]

Is W-CDMA the same as UMTS? Or is UMTS part of GSM? Is W-CDMA a type of CDMA? Which one is the same as 3G? There are many misconceptions about these concepts. Every technology-based industry s...[Details]

　　The level is a commonly used electronic measuring instrument that has certain applications in many industries. The environment in which the level is used is generally harsh, so maintenance is very i...[Details]

PFC is a very important parameter in computer power supply. Its full name is computer power factor, abbreviated as PFC, which is equal to "apparent power multiplied by power factor", that is: power...[Details]

On the evening of April 28, Li Yang Chip released its 2021 annual report. During the reporting period, Li Yang Chip achieved operating income of approximately 391 million yuan, an increase of 54.73% ...[Details]