I want to make a frequency converter to realize the 1~400HZ frequency conversion function of asynchronous motor, andrequire SPWM speed regulation. I want to use segmented synchronous control mode,asyn...
[i=s]This post was last edited by littleshrimp on 2014-11-14 09:42[/i] [p=21, null, left]Because I have been rushing to finish a project recently, I have little time. I have received the PCB sample fo...
【Abstract】A multi-antenna orthogonal frequency division multiplexing (MIMO-OFDM) (terrestrial digital video broadcasting) system implementation scheme is proposed. By combining MIMO and OFDM technolog...
These are some C# development routines. You can contact me for other routines and test applications. There are also VB development routines, C++, labview, etc....
Today, after recompiling the previous system with PB5.0, when it was downloaded to the terminal device, the screen went black after the boot logo was displayed, but the backlight was on. I used DNW do...
On August 24th, Jin Yuzhi, CEO of Huawei's Intelligent Automotive Solutions BU, announced the first automotive application of Huawei Qiankun's unique Limera technology. This technology eliminates t...[Details]
1. Project Overview
1.1 Introduction
Currently, most music files are saved in MP3 format, a lossy audio compression format that cannot perfectly reproduce the original music. With the exp...[Details]
In mobile technology, sensors are the primary input for measured signals and form a component of a sensor system. They include sensitive and transducer elements connected to carriers and circuits. ...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
Industrial computers with GPUs leverage powerful parallel processing to build deep learning models to analyze and respond to optical inputs. The systems develop an understanding of visual data to i...[Details]
Linear motor modules have become the "sweet spot" in various fields due to their advantages such as long stroke, fast speed, high precision, smooth operation and long life. Different models of line...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
A pure sine wave inverter has a good output waveform with very low distortion, and its output waveform is essentially the same as the AC waveform of the mains power grid. In fact, the AC power prov...[Details]
With the gradual popularization of new energy vehicles in recent years, more and more people have been able to access and purchase electric vehicles. The structure of electric vehicles is composed ...[Details]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
Puttshack's Trackaball uses the Nordic nRF54L15 system-on-chip (SoC) to monitor sensors and enable Bluetooth low energy connectivity, while the nPM2100 power management integrated circuit (PMIC) ...[Details]
The mobile computing market is rapidly evolving, and manufacturers are fiercely competing for market share. A key area of competition is battery life, which encompasses two key aspects: how long th...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
On August 20, it was reported that the specifications of Intel's upcoming Panther Lake mobile processor appeared on the Intel GFX CI website, which mainly focuses on Intel's open source Linux drive...[Details]
With the development of vehicle technology, there are more types of cars. Cars are divided into hybrid, pure electric vehicles, and fuel vehicles. For hybrid cars, they are divided into plug-in hyb...[Details]