The device consists of a handheld main unit and a battery pack. The handheld main unit features an integrated design with a tri-band transmitter antenna, capable of simultaneously generating 2.4GHz/5.8GHz frequency drone control interference signals and satellite positioning interference signals. By blocking the uplink control channel and satellite positioning channel of the drone, it causes … Read more
Enhancing anti-interference is one reason. Standard UART can choose 16x sampling or 64x sampling; I personally think it should be for convenient frequency division design. The RXD front end of the standard UART has a “1 to 0 transition detector.” When it continuously receives 8 ground level signals on RXD, the detector considers that the … Read more
01 Research Background Under the background of carbon neutrality, the transformation of automated factories into intelligent factories significantly promotes the high-end, intelligent, and green development of the papermaking industry. The realization of the papermaking industry’s Internet of Things requires a large number of smart sensing terminal devices. However, the increased energy consumption during the intelligentization … Read more
Vitamin C — The Troublemaker Hidden in Test Results VitaminC, as everyone knows, is often highlighted in the marketing of many foods, indicating that VitaminC is indeed a beneficial substance. VitaminC, also known as ascorbic acid, is a water-soluble vitamin that can enhance the body’s immunity by promoting antibody formation; it participates in collagen synthesis, … Read more