In the college entrance examination, in order to prevent some people in the examination room from carrying some mobile phones or electronic devices to cheat, as well as high-tech cameras and transmission equipment, a small examination room signal jammer will be set up. In every college entrance examination place, there is a signal jammer of this kind of examination room. Once the relevant signal shielding equipment is turned on, although these electronic devices can continue to be used, they… Continue

In today's information age, with the development of science and technology, inventions such as mobile phones that make life more convenient have been born. After entering the era of high-speed information, mobile phones also have more functions. Many people use it to watch movies and chat. , but there are also some people who plan to use the convenience of mobile phones to cheat in exams. This is a very bad behavior, and it is not recommended. It is also strictly prohibited in the exam. It…

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With the progress of society and the rapid development of the communication industry, especially the development of 5G technology, mobile communication has brought great convenience to people's lives, but also has adverse effects on confidential places such as prisons, detention centers, and college entrance examination rooms. increasingly obvious. In the past two years, the incident of candidates cheating through 5G mobile phones has a strong warning effect on the supervision system. If…

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Cheating has always existed, especially in our era with technological progress, cheating methods are emerging in an endless stream and becoming more and more sophisticated. Of course, we see more and more anti-cheating work. In addition to the basic inspection by examiners, there are also common Metal detectors, test room signal blocker, etc. Among them, signal shielding can be said to be the most brilliant method, especially in our era with the continuous improvement of electronic equipment,… Continue