Cell phone jammers focus attention
Nowadays, almost every student in the school has his own mobile phone. To make matters worse, mobile phones have become the "weapon" of many students and teachers. Most students will find that they are using their mobile phones to access the Internet during the lecture. Many students tend to listen to music and play video games in the classroom. Sudden ringing of mobile phones during class in the classroom is usually distracting. Worse, it can help some students cheat on their mobile phones...a new phenomenon, "Internet harassment" is text messages and social networks when students need to pay, torturing others, but some smart teachers use mobile cell phone jammer The mobile signal was blocked.
Most cell phone jammers are built for military purposes, for example, to confuse the enemy at the exact location, or where the enemy’s GPS guided missiles or bombs fall. However, there are several civilian applications that can interfere with GPS signals. For example, when the GPS receiver is tracking, it can hide you and your car. In the entrance examinations of four prestigious universities, including Kyoto University, after the recent fraud cases, mobile jammers have attracted much attention. The school there recently tested a 5g cell phone jammer in order to allow the children to focus on their studies, but admitted that the move may be illegal. They have confirmed with the FCC. Principal John Hook said: "We just want to evaluate it."