• 2023-02-06

In peacetime, the application of mobile communication equipment has enriched people's daily life and greatly promoted the development of social economy. At the same time, the uncontrolled use of mobile electronic devices such as mobile phones has made some examination places, private places and secu...

• 2023-02-06

Mobile phones have many functions. In this era of short video, more people can use mobile phones to watch movies, chat and so on. However, some people intend to use the convenience of mobile phones to cheat in the exam. This is a very bad behavior, not to mention it, and it is also a prohibited beha...

• 2023-01-30

Nowadays, people's main way of communication has changed from using landlines and telephone booths in fixed and rigid positions to communicating at any time and anywhere. At the same time, this has brought a new test to social information security. However, the use of mobile phones to cheat in exami...

• 2023-01-30

Now, according to the analysis of the signal communication principle, we can synthesize a variety of interference methods for wireless signal to interfere with the signal. At present, the signal jammer scans the channel from the low frequency to the high frequency at a certain rate during its operat...

• 2023-01-30

The mobile phone itself has the function of calling and surfing the Internet through mobile signals. Its principle is that the base station transmits the signals to the mobile phone through radio electromagnetic waves, so that the mobile phone can contact the base station. Each radio wave in the sig...

• 2023-01-22

There are great requirements for local signals in different regional environments. For example, there is no signal of UAV in the no-fly zone; Communication signals are not allowed to appear in secret places, and similar products of frequency jammers are derived with the development. The school will ...

• 2023-01-22

As the most important communication tool for people now, mobile phones also have the functions of transmitting information, video, recording and so on, so it is likely to lead to the leakage of important information of some institutions. Many departments have adopted to install wireless jammers to s...

• 2023-01-22

For a long time, a small signal jammer will be set up in order to prevent people from carrying some mobile phones or electronic devices to cheat, as well as high-tech cameras and transmission equipment in the school examination. This kind of signal jammer is set up in every examination place. Once t...

• 2023-01-15

The effect of the same device in different environments is obviously different. Especially in some special geographical environments, the mobile phone signal in the field environment where the wireless jammer is used is strong. Most of the reasons are that there is a signal tower nearby and the dist...

• 2023-01-15

In this information age, it can be said that mobile phones are very popular nowadays. The arrival of mobile phones brings convenience to people's daily life, but it is also inevitable that some people will maliciously use mobile phones to engage in some bad behaviors. For example, in the past, cheat...