Practical problem of mobile client software (ask Daniel)

network frame server 3G WIFI

[Size = 18px] I do now have a cell phone so the software is used for ordering at a restaurant, and now the question arises: If the position signal on my phone which is not very good or nearby signal not very good, very difficult to submit my order, even if submitted, the hotel is also very difficult to receive, of course, the situation in the case of basic WIFI or 3G network does not appear, but the situation is the same signal quality, the micro-channel, mobile QQ, but does not appear to receive less information, or delay serious problems which affect the data transmission efficiency factors are what it? Signal quality of this stuff we can not control what other ways can improve this situation? The location server from the user's position? Optimization framework? I do not know specifically what the impact has there, seeking large cattle wing! ! <-! Main posts under Banner (D4) -><-! Posts under the main text (D5) ->