1 Introduction The basic system of radio frequency identification (RFID) consists of two parts: the reader and the electronic tag. The RFID system is classified into a passive RFID system, a semi-passive RFID system, and an active RFID system according to different power su
Read moreThe public cloud has become a red sea, and the market price war is full of smoke, indicating that the Thousand Clouds war is about to start. Cloud computing technology is tending to be homogenized, and Ali and Microsoft should make a finalist battle. Not only Internet giants
Read moreABB inverters are widely used, and various faults are inevitable during use. There are two methods for generally handling ABB inverter faults (other inverter fault handling is similar): fault code analysis and main circuit analysis. 1, fault code
Read moreWhat is Awk? Awk, sed and grep, commonly known as the three Musketeers under Linux, they have many similarities before, but they also have their own characteristics. The similarity is that they can match text, and sed and awk can also be used for
Read moreAccording to the latest survey by IHS Markit, the flexible AMOLED panel factory has been built at a speed exceeding global demand. It is expected that the capacity of flexible AMOLED panels will be 44% higher than the global area demand in 2018. In 2018, flexible AMOLED pa
Read moreThe news from the Fourth World Internet Conference was uploaded yesterday. In 2018, a full set of 5G network equipment solutions for commercial use will be launched. Huawei, Jin Li, 360, vivo and other domestic manufacturers are simultaneously researching and developing 5G-
Read moreHow to carry out car audio maintenance has become a topic of concern for the Philharmonic family. The quality of car audio is affected by many factors, such as the surrounding environment, human factors, how to place it, and so on. Therefore, you should pay attention to daily maintenance. 1. Kee
Read morePython entry coding style specification sharing: This project is not an official Google project, but is created and maintained by domestic programmers with enthusiasm. If you are following the official English version of Google, please go to Google Style Guide In the follow
Read moreWhat does car dsc mean? On the car: DSC dynamic stability control system performance similar to Germany's Bosch ESP (Electronic Stability System) can provide good control when the car is moving at high speed, to prevent the vehicle from tailing or drifting, so as to obt
Read moreSince all wireless bridge devices are powered by POE, it is extremely important to correctly connect POE power supply boxes, wireless bridges, IP cameras, etc.; wireless bridge devices are designed for outdoor rain and dust protection, and the cor
Read moreHarness probe HRS150-H can be customized for other specifications High-power led 1W red light imitation lumens led Sanan 30mil gold wire copper bracket 40 24V, 17pF, surface mount CAN bus ESD protection diode PESD1CAN electrostatic protection SOT23-3 24V two-way The wo
Read moreAnalyze LED display package Release date: 2017-11-27 Source: led network share: In today's society, with the popularity of LED display applications, everyone knows the LED display screen, but the packaging process of the LED display lamp bead is not very well understood.
Read more