The working frequency of the GPS cell phone jammer

 The working frequency of the GPS cell phone jammer is 1500~1600Mhz.
Second-generation mobile phone, the mission is over, replaced by a third-generation mobile phone, which is the so-called feature phones (Feature Phone) If we say that the second generation of mobile phones, the DSP is the core operating system is a supporting role. Since the Feature Phone operating system features greatly enhanced the status rose, boiled by the supporting role of the protagonist. Feature Phone OS has a number of options. , Symbian, long dominated Feature Phone OS half of the market [8] Once upon a time, the Symbian OS hoot situation, authoritative, as if the dominant mobile phone operating system. For example, in the strict sense, the Symbian OS is the operating system kernel (Kernel). Can support a variety of GUI graphical interface with a set of core have appeared in the S60, then, of MOAP and UIQ three GUIs, which UIQ Sony Ericsson (SonyEricsson) blitz. The GPS cell phone jammer can shield the signal emitted by the GPS satellite.
As mobile phone manufacturers, Sony Ericsson, Nokia's competitors. The printing of legend and Nokia hate house and Wu, decided to suppress the UIQ is. In 2008, the Nokia instigation of the Symbian initially are the Foundation came forward to announce the future Symbian OS supports only S60 a GUI. Out in the cold, UIQ, had no choice but to close down [9]. Figure 6. Mobile OS marketshare recent history. But in recent years, mobile phone operating system market turbulence. Apple's iPhone OS is to take the lead rebel, the second shock wave from Google's Android, in addition to Palm's WebOS join in the fun, see Figure 6. Some commentators believe that, 1. Symbian old men, it is difficult to escape the fate of dying. The GPS cell phone jammer can make the GPS receiver cannot receive the signal.
iPhone maverick, fine line, become fashionable weathervane. 3 Android moving steadily, free, open source, the mass line, the future is most likely to become the mainstream of the mobile OS to replace Symbian's chief position. 4 5. WinMobile sacrifice the long corner, though not rich, but also a well-off. WebOS vociferous, such as a flash in the pan. RIM's future is to seek refuge with the strongman Ha. If the self-hill, is the bleak future. Not only from death, and has the potential to bring disaster to the hot BlackBerry (BlackBerry). Where is the Nucleus OS? This is a forgotten corner. Nucleus become a thing of the past? Figure 7 describes the Nucleus internal function blocks. The GPS cell phone jammer can shield the signal within the working band of the GPS.
The symbol of the signal frequency cell phone jammer can shield will be marked on the antenna