Transcript of "Coin based mobile phone charger for multiple phones"
Coin based mobile phone charger for multiple phonesABSTRACT:The coin-based mobile battery charger developed in this paper isproviding a unique service to the rural public where grid power is notavailable for partial/full daytime and a source of revenue for site providers.The coin-based mobile battery charger can be quickly and easily installedoutside any business premises.The mobile phone market is a vast industry, and has spread into ruralareas as a essential means of communication. While the urban populationuse more sophisticated mobiles with good power batteries lasting forseveral days, the rural population buy the pre owned mobile phones thatrequire charging frequently.Many times battery becomes flat in the middle of conversationparticularly at inconvenient times when access to a standard charger isntpossible. The coin-based mobile battery chargers are designed to solve thisproblem. The user has to plug the mobile phone into one of the adapters andinsert a coin; the phone will then be given a micro-pulse for charging. Itdoes not bring a mobile from dead to fully charged state.www.nanocdac.com www.nsrcnano.com branches: hyderabad nagpur
The charging capacity of the mobile is designed with the help of predefined values. It is, of course, possible to continue charging the mobile byinserting more coins. This compact and lightweight product is designed tocater for the growing number of rural mobile users worldwide. A suitablemicrocontroller is programmed for all the controlling applications. Thesource for charging is obtained from direct power grid and solar energy incase of non availability of grid power.BLOCK DIAGRAM:www.nanocdac.com www.nsrcnano.com branches: hyderabad nagpurMICROCONTROLLER
POWER SUPPLY:www.nanocdac.com www.nsrcnano.com branches: hyderabad nagpurSolar PanelBatteryLCD DisplayMultiplechargerconnectorsChargerDriverMobileCoinDetectedSensor
Software Requirements:1. KEIL SOFTER2. RIDE SOFTERHARDWARE Requirements:1. Microcontroller2. Power Supply3. Solar Panel4. Relay Driverwww.nanocdac.com www.nsrcnano.com branches: hyderabad nagpurRECTIFIERSTEP DOWNT/FREGULATORFILTER