Manufacture training of cell phone jammer should be carried out earlier

The test report of cell phone jammer should be filled in with the test details.
No matter what cell phoneare similar to distinguish between true and false, fake mobile phones currently on the market do very clever, from the exterior, manual, warranty card did not recognize, even with the cell phoneserial number (IMEI number) can not be identified because the IMEI numbers arranged in a regular, relatively easy to copy (the software can now rewrite the phones IMEI number). More reliable method is to use the Ministry of Information Industry, the Telecommunications Authority's "telecommunications equipment network authentication system" to be identified, the system using a mobile cell phoneserial number and matching Jinwangbiaozhi scrambling to judge, the principle is as follows. Manufacture training of cell phone jammer should be carried out earlier.
IMEI and Jinwangbiaozhi scrambling code is unique, and one to one (and matching), and this correlation must be reported to the Ministry of Information Industry, the Telecommunications Authority, clever fraud can make do with string number and Jinwangbiaozhi, but he could not make correspondence with the mobile cell phonemanufacturers reported the same. So with a serial number matching with the scrambling code of the cell phoneis genuine and effective means of verification.
After scrambling the signal so that the spectrum more suitable for baseband transmission. Secure communications needs. IMEI is the serial number (International Mobile Equipment Identity) is a total of 15 models 7-8 1-6 9-14 serial number 15 is the origin of parity codes, scrambling code is issued by the Ministry of Information Industry content on the network access license , is one of 15. cell phonescrambler is the sole owner of each mobile cell phonenumber with the IMEI code as a unique, open the cell phonecasing, the back can see, combining the two, and network licenses, you can check whether is licensed. Mobile cell phoneSIM scrambling generally below or put in the position of the battery affixed with a blue stripe label, the label on the figure by the line, the bottom group. The customer requires the supplier to provide the material list of cell phone jammer . 
Companies to undertake various types of palm production operations: including household appliances (TV housings DVD remote control digital cameras fountains, etc.), computer keyboard, front panel, telephones, cell phones, fax machines, shredders, fitness equipment, electronic toys, speakers production, real car fine cars, remote control cars, baby, all kinds of plastic toys, plastic and metal palm and other palm products, the appearance and structure of palm production, small-batch product complex mode.