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introduction At the beginning of this century, Veit used Einthoven's galvanometer to record the electrical activity of the human pregnant uterus from the body surface for the first time. In 19...[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]

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]

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]

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]

With the continuous development of digital television, the demand for high-definition is imperative. H.264, as a new generation of compression standard, has a more complete algorithm than MPEG-2, ...[Details]

With the development of LED technology, the application of LED has expanded from the traditional low-power portable product backlight to medium- and high-power indoor lighting, outdoor lighting, an...[Details]

1) What product is Xilinx announcing today? Introducing the latest version of the industry-leading FPGA design environment, ISE? Design Suite 11.1, which provides the main part of the prog...[Details]

ISE Design Suite 11.1 sets a new industry standard in providing FPGA design tools and IP products for embedded, DSP and logic designers. As an important milestone in Xilinx's target design platform...[Details]

The challenge facing today's automotive electronics engineers is to build low-cost, fail-silent automotive systems that work even when they fail. Braking, steering, and other vehicle stability cont...[Details]

Low-frequency induction communication is to generate a certain alternating current in the transmitter after the data to be transmitted is modulated by a low-frequency carrier, amplified by the...[Details]

0 Introduction The peak value of AC voltage refers to the maximum value (positive peak value) or minimum value (negative peak value) of AC voltage, which is a very important parameter in t...[Details]