This article is mainly about the related introduction of the curved TV, and focuses on the detailed comparative analysis of the difference between the 3000r and 4000r of the curved TV. Curved TV Curved TV refers to a TV with a certain curvature on the screen and a certain curve

Various signs indicate that in the next three to five years, China's video surveillance industry may undergo tremendous changes, the existing brand structure will be deconstructed, and a new brand structure will be formed. In other words, the biggest highlight of China'

Preface With the improvement of people’s living standards, air conditioners have long entered people’s homes as a necessities of life. Compared with refrigerators and washing machines, each household generally only uses one, more and

Piezoelectric MEMS can realize micro-execution, energy harvesting, sensing and wireless communication through a single chip, and it is a hot technology with great application potential. Piezoelectric MEMS micro-actuators can accurately and autonomously perform complex actions s

Are you still worrying about not being able to afford variable capacitors? , Then you can read it patiently. Suitable for poor boys like me, poor student party. You can ignore the wealthy and handsome First of all, we first find an empty matchbox,

In 1973, IBM successfully developed a new type of hard disk IBM334, which is the ancestor of the hard disk we use today. IBM called it a Winchester hard disk. The composition of Winchester hard drives External structure (1) Interface The interface includes two parts: a power in

1. Brief introduction 1. Switch quantity is also called logical quantity, which means that there are only two values, 0 or 1, ON or OFF. It is the most commonly used control. Controlling it is the advantage of PLC and the most basic application of PLC. The purpose of the swi

In recent years, with the rapid development of computer technology, the application of artificial intelligence in the field of ship and ocean engineering has become a hot topic nowadays. Highly intelligent equipment such as unmanned ships, intelligent underwater robots, and unm

FPGA (Field-Programmable Gate Array), the field programmable gate array, is a product of further development based on programmable devices such as PAL, GAL, and CPLD. It emerged as a semi-custom circuit in the field of application-specific integrated circuits (ASIC), which not

1 Research background Biometrics is currently the most convenient and safe identification system. Biometrics is a solution that relies on the physical characteristics of the human body for identity verification. Compared with traditional biometric technology, face recognitio

Smart wearable devices are not unfamiliar to everyone. From the appearance of Google Glass to the development of various companies, there have been many such products, mainly smart glasses, smart watches, smart wristbands, smart running shoes, and

As early as the 1960s, someone had begun to research and develop embedded operating systems. But until recently, it has been mentioned more and more domestically, and its increasing importance in fields requiring real-time processing such as commu