I am not very talented, but after seeing the source code of WebRTC AEC MATLAB on the Internet, I transplanted it on the DSP and successfully tested it, and it has a relatively good echo transplantatio...
This article presents a power supply solution for electronic cigarettes, which mainly includes a lithium battery, a boost circuit ( TPS61022 ) and a mouthpiece resistor (2 Ω). This solution supports a...
I saw a piece of news today:
From January to September 2022, my country's production and sales of new energy vehicles were 4.717 million/4.567 million, up 120.0%/110.0% year-on-year. At the same time,...
The Ministry of Education , the National Development and Reform Commission, the Cyberspace Administration of China and other 11 departments jointly issued the " Guiding Opinions on Promoting the Healt...
Most electromechanical or semiconductor loads require stable DC-DC voltage conversion and tight regulation for reliable operation. DC-DC converters that perform this function are usually called point-...
The reporter learned from a press conference held by the Ministry of Industry and Information Technology and the People's Government of Anhui Province in Beijing on November 7 that the 2020 World Dis...[Details]
On April 23, Xiaomi held a new product launch conference in Beijing, where they launched new TVs, floor-standing air conditioners, etc. After the launch of these new products, Lei Jun published an ar...[Details]
According to Shenzhen News Network, Shenzhen will achieve city-wide 5G network coverage in August. Recently, Shenzhen issued the "Implementation Opin...[Details]
Aviad Petel, a young designer, has focused on the design and production of decorative lamps in wood veneer and other materials over the past two years.
Design is endless, and he recently develope...[Details]
With the continuous improvement of environmental awareness, more and more people are beginning to choose new energy vehicles. Compared with traditional fuel vehicles, new energy vehicles are undoub...[Details]
Arm provides end-to-end IoT security mechanisms to meet application needs from device to data in electricity, gas and water metering. Arm is working with major smart meter and advanced meter inf...[Details]
DTC hexadecimal representation
The DTC obtained through diagnostic communication is usually a hexadecimal value, not a 5-character form, so it needs to be converted. So how to calculate the DT...[Details]
According to news on June 12, Apple released the highly anticipated Vision Pro headset at its annual WWDC event last week. This device is equipped with powerful hardware and runs the visionOS system....[Details]
On February 23, China Micro Corporation announced that its operating revenue in 2021 was 3.108 billion yuan, a year-on-year increase of 36.72%; its net profit attributable to shareholders was 1.011 b...[Details]
There are many main technical indicators of an oscilloscope. The commonly used main technical indicators are described as follows. 1. Bandwidth Bandwidth is used to indicate the maximum response ca...[Details]
On April 22,
Wingtech Technology released its 2023 annual report and 2024 first quarter report. Data shows that in 2023, Wingtech Technology achieved operating income of 61.213 billion yuan, a ...[Details]
When using Keil to program 8051 microcontrollers, absolute addresses are often required for access, especially for hardware operations, such as DA AD sampling, LCD liquid crystal operations, printing ...[Details]
On October 30, the Chongqing Municipal Economic and Information Commission and Chongqing Electric Power Company jointly released the electricity market transaction information for the third quarter...[Details]
After the Chinese New Year, the automotive industry ushered in its first policy change. On February 10, the Ministry of Industry and Information Technology issued a notice on its official website ...[Details]
0 Introduction Voltage flicker is an important aspect of measuring power quality . With the continuous development of the national economy, the load of the power system has increased rapidly. The ...[Details]