Signal shielding technology is a necessary means to prevent illegal communications inside prisons. However, the application of this technology is not without challenges, especially when the shielding signal extends to the outside of the prison and affects the communications of surrounding residents, the problem becomes more complicated. This article explores the design complexity of signal shielding technology and the technical and legal challenges it poses to communication operators.
　　Necessity and Design of signal jammer
　　https://www.silencejammer.com/mobile-jammer-cell-phone-blocker in prisons is to prevent prisoners from engaging in illegal activities through mobile phones, such as fraud, smuggling or other forms of crime. As mobile phones have become an indispensable tool in modern society, the challenges faced by prison administrators have also increased. https://www.silencejammer.com/ The widespread use of mobile phones allows criminals to communicate with the outside world without being discovered, posing a serious threat to prison security.
　　Therefore, many countries have passed legislation to require the implementation of signal shielding in prisons to block mobile phone signals and prevent illegal communications. https://www.silencejammer.com/gps-jammer-blocker-car-signal. However, this signal shielding is not just a simple way to prevent signal propagation, but requires precise calculations to ensure that normal communications outside the prison are not affected.