mujhe nhi pta
gsm is the one type of mobile telephone service. GSM stands for Global Service for Mobile Technology
tdma and fdma
GSM (gprs, edge, 3G)
yes,any mobile 2day operates on dtmf tech. and sometimes call it as touchtone tech.,.
DTMF means Dual Tone Multi Frequency this is every key on your phone key pad, each key generates two tones over top of each other hence the Dual Tone of DTMF. This also applied to touch tone telephones that are hardwired in homes and businesses, they also use DTMF keying.
A GSM fax machine is that a fax machine that connects to the phone network through GSM (Global System for Mobile) (aka cell phone technology).
Advantages:1. Effective control of home appliances.2. Home automation using mobile phone.3. Increases power efficiency.4. Increases appliances lifetime.5. Power wastage is reduced.
The technology that is need to track a cell phone is one it is the cell phone that count on a GSM. The GSM allowed the cellphone to have GPS. If the cellphone have GPS, it can be tracked.
Hand off
AMPS
Hiphones run on GSM technology, which is not compatible with the technology used by Boostmobile. So those phones would not work on Boostmobile. Hiphones would only work on GSM carriers.
basic operation of mobile controlled lies with the functioning of DTMF and L293D driver ic. one mobile phone is used to send DTMF tones to Rx mobile phone and DTMF decoder ic is used to decode the dtmf tones and it sends information to to micro controller which produces response according to program and gives control to l293d driver ic.