M85049/1923N07A

Today's portable medical devices allow patients to diagnose and treat themselves, move around freely, and even use the devices when they are out and about. To achieve the "easy to carry" feature, po...[Details]

With the continuous improvement of living standards and the increase in the proportion of urban aging, the household use of medical electronic equipment has gradually become a trend. Among them, the...[Details]

Conventional ECG recorders are one of the main means for doctors to diagnose heart diseases, but they can only record short heartbeats. In many cases, it is difficult to record ECG changes during a...[Details]

At present, a hot spot for the research and development of hearing aids abroad is concentrated in China. To be more precise, it is based on the research of Chinese language and speech, and the deve...[Details]

Basic principles of simulation Simulation is a technology used in the field of embedded system development. It can bring system developers the controllability and visibility needed to integra...[Details]

Today, as network technology becomes more and more popular, industrial field instruments, data acquisition and control equipment are becoming more and more networked, and the combination of industr...[Details]

Third generation (3G) mobile phones offer a variety of features with more functionality. As consumers enjoy the latest and better features of these communication devices, they continue to demand lo...[Details]

1 Introduction The intelligent meter reading system is a system that reads the data of multiple user meters in a centralized manner through the transmission media by the master station. It...[Details]

In the future, a complete automobile safety system must fully combine gyroscopes, accelerometers, steering wheel and brake pedal position detectors, and tire speed detection systems to accurately ...[Details]

1 Introduction In recent years, with the rapid growth of mobile phones and MP4 video players, it is estimated that the production of mobile phones this year will reach 1 billion units, and...[Details]

introduction The most common flight state of a fixed-wing aircraft is horizontal flight. If it is allowed to fly at a large angle, the action cannot be maintained all the time. If it is al...[Details]

In a Class D audio power amplifier, the preamplifier is a relatively important module. It is located at the front of the entire topology and completes the processing of the input signal source,...[Details]

Abstract: This paper introduces the origin and new features of MP4, and introduces the core audio compression technology MPEG-2 AAC (Advanced Audio Coding) based on MP4. Finally, it briefly summari...[Details]

Introduction High voltage power supply is an indispensable part of nuclear radiation detection instrument, which supplies high voltage to nuclear radiation detection devices (such as prop...[Details]

1. Basic circuit characteristics of power amplifier The basic circuit of the complementary symmetrical OTL power amplifier is shown in Figure ①. Among them: C1 is the signal input coupling ele...[Details]