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Blocking Cell Phone Radiation Bedside

Perfectjammer 2021/11/16

An examinee in Wuhan City, Hubei Province sought answers to test questions on a mobile app on a mobile phone, and successfully cheated in the examination room. Fortunately, someone related to the app and called the background camera to check that this was cheating. The matter quickly spread throughout the country. Both men, women and children seem to have known about it. So, as a college entrance examination room with extremely strict management and supervision, how did this Wuhan candidate go online to find answers through his mobile phone? ‚ÄčIn fact, it is not difficult for candidates to bring their mobile phones into the examination room. You can avoid scanning the mobile phone by the device by holding jackets or other items in your hand. Although many people know that this can be done, and this Wuhan candidate did it too. But after entering the examination room, the mobile phone is like a piece of scrap iron, which has no effect, because there will be Blocking Cell Phone Radiation Bedside in the examination room. By shielding the signal of the mobile phone, then the mobile phone can dial the emergency call, and other phones can not be connected to the Internet, but There was an exception this year. This Wuhan candidate took pictures of the exam questions on her mobile phone, and then used the mobile phone data to upload the exam questions to an APP for answers. So how did she do it? cell phone jammer

Many people think that the candidate is using a 5G mobile phone, which must be caused by a 5G network signal loophole Blocking Cell Phone Radiation Bedside Cannot shield the 5G mobile phone signal, this is the pot really can not afford 5G network. In our country, 5G network technology is mainly provided by communication technology developers such as Huawei and ZTE, and is operated by China Mobile, China Unicom, and China Telecom. my country's current 5G network technology is already in the forefront of the world and is very mature. There are no technical loopholes and defects, so it has been ruled out. Whether it is a 3G, 4G, or 5G network, the essential difference between them is the bandwidth and frequency band. The 5G network has a higher frequency band. For mobile phone signal jammers, whether it is 3G, 4G, or 5G networks, it can achieve the frequency band network. Shielding, as long as the frequency band is shielded, then the mobile phone will become scrap iron, and it will not be possible to access the Internet and make calls. Therefore, there may be only one reason why the candidate in Wuhan can continue to use his mobile phone to surf the Internet in the exam room. The phone used by the candidate is a 5G mobile phone, but the mobile phone signal jammer in the exam room is relatively old and does not support signal shielding in the 5G network frequency band. This has caused the candidate's 5G mobile phone to have the opportunity to access the Internet in the examination room, so the candidate can cheat in the examination room, which may be the reason.