Background
ATMs offer a high level of banking convenience. With the rapid development of the financial industry, AMTs coverage need to growing fast accordingly to meet financial convenience requirement.
In current banking system, most of existing ATM terminals(or other self-service facilities) are wired network access, it is difficult and inconvenient to install in some location such as shopping mall, subway station and make it more expensive and time consuming for placement and relocation. Network down time and security are big challenge to financial institutions, it will cause potential revenue loss for banks.