GQCALF011203GT

1. Introduction Understanding and comparing the performance of LEDs seems simple and straightforward: as if a data sheet and comparison of the lamp output, efficiency and luminous flux...[Details]

On July 13, TCL Group released its 2019 semi-annual performance forecast, and it is expected that performance will increase in the same direction during the reporting period. The announcement discl...[Details]

In this era of energy conservation and carbon reduction, light-emitting diodes ( LEDs ) have become a widely used light source because of their excellent luminous efficiency and compact size. The ele...[Details]

WASHINGTON (Reuters) - U.S. Commerce Secretary Gina Raimondo announced on Monday that the U.S. government is proposing to increase funding for semiconductor production and research by $52 billion, po...[Details]

 Not long ago, there was a report that Leyard assisted Zhejiang Satellite TV in building the first all- LED background news studio. This trend also shows that LED screens are becoming more and more...[Details]

Silicon Labs said recently that its mission in 2020 is to simplify the way everyday devices connect to the Internet. Silicon Labs said that in addition to planning to launch new security platforms a...[Details]

According to foreign media reports, researchers at the Oak Ridge National Laboratory (ORNL) in the United States have developed a smart power electronic inverter platform that can connect local energ...[Details]

Preface This chapter uses the synovial film observer SMO to perform sensorless control of the permanent magnet synchronous motor. First, the principle of the state observer is introduced. Then...[Details]

The main circuit is the power conversion part that provides voltage and frequency modulation power to the asynchronous motor. The main circuit of the inverter can be roughly divided into two catego...[Details]

Most ARM-based chips are complex on-chip systems. Most hardware modules in such complex systems are configurable and need to be set to their required working states by software. Therefore, before the ...[Details]

introduction In an autonomous walking robot system, the robot must collect environmental information in real time to avoid obstacles and navigate in an unknown and uncertain environment. T...[Details]

Tracking Tester Based on standards: IEC60112: 2003 /GB4207-2003 Determination method of tracking resistance index and comparative tracking resistance index of solid insulating materials , simulation ...[Details]

introduction 　　Solar energy is a green energy that the country advocates for development and utilization. Widespread use of this energy is of great significance to reducing the emission of carbon d...[Details]

      ZTE's Axon 40 series new product launch conference is scheduled for May 9. It still uses a true full-screen design with an under-screen front camera. Today, the official announced the imaging s...[Details]

Motor inherent step angle: It indicates the angle that the motor rotates every time the control system sends a step pulse signal. The number of phases of a stepper motor refers to the numb...[Details]