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Keeping the heart environment compact and warm is beneficial in most cases, but it’s another story for electronic heart scanners. When GE Healthcare was designing a scanner that was said to be the fas...[Details]

This article introduces a miniature home electrocardiograph. The instrument has powerful functions: display monitoring, storage, playback, printing, record management, power alarm, telephone or Intern...[Details]

JTAG Technology Introduction One disadvantage of shrinking technology is that the complexity of testing small devices increases dramatically. When the board area is large, the board is tested...[Details]

As the price of readers and tags decreases and the global market expands, the application of radio frequency identification (RFID) is increasing day by day. Tags can be powered by readers (passive ...[Details]

0Introduction In oil drilling, accurate measurement of wellbore posture is the premise of wellbore trajectory control. To this end, this paper fully combines the advantages of single-chip ...[Details]

0 Introduction SAA7111 is a programmable video processor produced by Philips. The chip integrates A/D and decoding functions. It has phase lock, automatic clamp, automatic gain control, cl...[Details]

introduction The fall detector is suitable for elderly people and children with poor self-care and self-protection abilities. It senses changes in the body posture of the individual wearing th...[Details]

Power semiconductors and reactive components (capacitors and inductors) are ubiquitous in today's electrical equipment. In normal operation, they can cause two undesirable side effects on the AC line ...[Details]

Electrocardiogram is an important means of diagnosing heart disease. However, due to various reasons, it is difficult to capture abnormal electrocardiograms with ordinary electrocardiographs. Although...[Details]

Fieldbus is an open, digital, multi-point communication control system local area network, and is one of the most promising technologies in today's automation field. CAN bus is a hot application in fi...[Details]

0 Introduction At present, most of the automatic blood pressure monitoring systems used in hospitals are imported equipment, which are expensive and increase the cost of medical treatment. The...[Details]

Capacitive sensing user interfaces are emerging as a practical and innovative alternative to mechanical buttons in mobile phones. While capacitive sensors can be viewed as a drop-in replacement fo...[Details]

With the improvement of social automation, human-computer interaction capabilities urgently need a major change, and develop in a direction that is more convenient to use and more intuitive. Laser ...[Details]

Abstract: Aiming at the problems of repeated design and high cost of existing LED large-screen displays, a modular LED large-screen display is proposed, which can realize flexible configurati...[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]