Tuesday, October 22, 2013

Phone Tracking Fundamentals

Using cell phone GPS as a consumer requires third-party software to make use of of capabilities intrinsic to GPS Cell Phone Tracking and Mobile Location. To be a mobile phone tracker you need a software package. One tracking software program attribute that can be of importance to Parents or guardians and others doing remote tracking will be whether the software is actually ‘stealthy’ or undetectable on the phone. The leading applications empower you to quickly convert the latest cell phones into a remote listening device by sending text messages to remotely control its microphone, activate it, and monitor the mobile phone surroundings or Intercept Calls and secretly tap into mobile phone calls and listen to conversations. The biggest issue isn’t technical, it’s legal. Unless of course you have permission using it is illegal. Cell phone tracker software applications are becoming very common and can do much more than locate cellphones.


 How To Spy On A Mobile


GPS Hot Start is the term for whenever the GPS enabled device remembers its last known position, the satellites which were in range before, and also the almanac data in memory, and makes an attempt to lock onto the same satellites and determine a new location based upon the previous data. This is usually the quickest GPS lock but Hot Start only works if the phone is in the same general area as when the GPS was last switched off. GPS Warm Start is when the GPS enabled device keeps its last calculated position, and almanac used, but not which satellites were in view. It performs a reset and attempts to lock onto satellite signals and computes a new position. The GPS receiver has a general idea of which satellites tolook for since it kept its last known position and also the almanac data helps identify which satellites are visible in the sky. The Warm Start will take more time compared to Hot Start although not as long as a Cold Start. With GPS Cold Start, the device deletes all the previous data, and tries to find satellites and complete a GPS lock. This takes more time because there is no known reference information. The GPS enabled smartphone receiver has to attempt to lock onto a satellite signal from any available satellites. So as to get improved GPS lock times cell phone manufacturers and network providers introduced Assisted GPS technology. This downloads the ephemeris helping triangulate the cell phone general position. GPS Receivers can get a quicker lock in return for a few kilobytes of data transmission. Assisted GPS, also known as A-GPS or AGPS, enhances the performance of standard GPS in cell phones connected to the cell network. In America Sprint, Nextel, Verizon Wireless, and Alltel all use AGPS. This is a method of using the cellular network to accelerate acquisition of GPS satellites. A-GPS assists location tracking performance of mobile phones (along with other related devices) in a couple of ways: One way is by assisting to acquire a more rapid “time to first fix” (TTFF). Assisted GPS receives and stores information about satellite position using the cellular network and so the coordinates data does not require to be downloaded via the satellite. Another approach is by assisting locate handsets when GPS signals are weak or impeded. Since GPS satellite signals may be impeded by tall buildings, and do not penetrate building interiors well AGPS utilizes proximity to cellular towers to compute position when GPS signals are not available.


Another way of formulating handset position is Triangulation or Mobile Location Services (MLS). Cell Tower Triangulation uses signal analysis data to calculate the time it takes signals traveling from the mobile phone to a minimum of 3 cell towers to estimate position.


Mobile Workforce solutions: Since the workforce is getting far more mobile, sufficient supervision and management calls for executives and supervisors to get well versed in technology. Mobile monitoring has several subtleties that may be explained relatively quickly and easily.



Phone Tracking Fundamentals

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