According to this, the larger the headmaster of the affiliated high school of suzhou office anyone miss li reply, school at the weekend for classroom installed mobile phone signal shielding device, including up to three, “blockers only open during the test, in order to prevent the phenomenon of individual students unconsciously, the organization of test specification, guarantee the objective and fair.” She said the school does not encourage students to carry mobile phones in principle, and it also stipulates that mobile phones cannot be used in teaching areas and teaching hours.
Many users are not like the ones mentioned above who want to be quiet in the car. From business institutions, schools, hospitals to Banks, even police agencies, there is demand for mobile signal jammer, and demand is growing because there are more and more things to do. A company in the United States is said to have invented a device that can interfere with camera functions.
There are also students expressing different opinions. Xiaoding, a senior student, thinks that it is better for the school to increase the resources of teachers than to pay for the equipment. “In addition, the installation of a signal shield is a distrust of students. If you really want to play with your phone, this device won’t stop you. He felt it was unnecessary for the school to install a signal shield.
Andrew said, “after I pushed the button, she went on for about 30 seconds, and then realized that the signal was cut off.” Andrew said his first reaction was to feel “free” when he first realized he could cut off other people’s cell phone signals.
With the rapid rise of mobile phone users, it is almost impossible to avoid the noise interference from other people’s mobile phones in public. As a result, the United States began to have a small but rapidly growing “public order maintainer” and began to use a direct means, the cell phone jammer, to resist the interference.
The reporter came to the west to the great suzhou to visit the site. School students xiao zhao said that they recently in the school’s official website to see the purchasing signal blockers notice, “since entering high school, every test, the teacher will take it into the classroom, a power supply plug can use, very convenient.” Mr. Zhao said he didn’t know whether the shield would be open at ordinary times because he didn’t have a cell phone.