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The main measurement indicators of the oximeter are pulse rate, blood oxygen saturation, and perfusion index (PI). Blood oxygen saturation (abbreviated as SpO2) is one of the important basic data in c...
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PCB schematic diagramI would like to thank Electronic Engineering World ( EEWORLD ) and Silicon LabsArrow for the opportunity.Bluetooth lighting is a mobile phone APP that ...
Medical and industrial applications often require isolation voltages of 2500Vac or higher for patient and equipment operator safety. The isolation barrier must not only transmit power to the sensin...[Details]
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Mobile phones, MP3 players, hard disk players, digital cameras, PDAs and other devices are all controlled by navigation keys. Currently, the more popular navigation key contro...[Details]
Volkswagen's electronic throttle has taken our understanding of the traditional throttle a big step forward. However, while we admire Volkswagen's new technology, which is constantly being applied...[Details]
Multiple Input and Multiple Output (MIMO) technology is arguably the next most important development in wireless communication technology since the advent of digital communications. Many new wir...[Details]
CVC5.0 (CSR recently announced the fifth generation of clear voice capture technology) is the only solution on the market that provides advanced audio enhancement and noise suppression to both the ...[Details]
1 Introduction
Digital video is the use of video capture devices such as cameras to collect external image information and digitize the image information, and then record it to storage med...[Details]
After being widely adopted in applications such as backlighting of portable products with small and medium-sized screens, light-emitting diodes (LEDs) have entered the field of general lighting in ...[Details]
Broadcom Corporation announced that its integrated digital TV system-on-chip (SoC) solution, the BCM3549, has been selected by LG Electronics for use in two new broadband high-definition television...[Details]
1 Introduction
The research is about a basic human parameter tester that can measure parameters such as body temperature, pulse and breathing interval. These parameters and records are the...[Details]
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With the development of power electronics, the application scope of inverter control technology and industrial field bus is becoming wider and wider. This system successfully...[Details]
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In the field of digital signal processing, filters are undoubtedly a very important link. Among digital filters, finite impulse response (FIR) filters are particularly widely us...[Details]
Soon after the back cover of the old model "Amazon Kindle" was successfully removed, the back cover of the new model "Amazon Kindle 2" was also removed.
"The structure is much simpler! It is v...[Details]
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With the development of the electronics industry, electronic equipment is becoming more and more complex, and analog devices and circuits are indispensable. Theoretical anal...[Details]
When we disassembled Omron's smart electronic blood pressure monitor HEM-711AC, we were impressed that personal health care is becoming a rare bright spot. The blood pressure monitor achieves some ...[Details]
Would you like your car to start the engine as soon as you approach; record all service and diagnostic information; remember your preferred seating position, air conditioning and infotainment setti...[Details]