Excuse me, are on the phone, not connected to the case, can realize mobile phone positioning? You have any ideas? I a classmate say, design a can after shutdown, 24 hours can still be connected to the Internet, is that possible?

CodePudding user response:

Possible, but not your classmates can be designed, designed and can only be done on his cell phone,

This is generally the homeland security department requirements, and then left the back door, handset makers on the phone and then realize the monitoring, personal not make sense to implement,

CodePudding user response:

reference 1/f, gypsy song response:

, but not your classmates can be designed, designed and can only be done on his cell phone,

This is generally the homeland security department requirements, and then left the back door phone makers on the phone, and then realize the monitoring and individual to realize doesn't make sense,

Thank you thank you!

CodePudding user response:

AGPS positioning wi-fi mobile base station GPS you see what his level, to achieve what kind of way, I said is the basic development, if some phones bring some native function when I didn't say,