AN ADAPTIVE COMMUNICATION SYSTEM WITHIN A TRANSACTION CARD NETWORK
摘要
<p>A point-of-presence device (4) is installed in a merchant establishment as an interface between a retail information system (6) and a transaction card authorization network (8). By using a simple message data format between the retail information system (6) and the device (4), the device (4) insulates the retail information system (6) from changes to local communication access methods and changes to point-of-sale compliance requirements initiated by the card processor (26). The device (4) first establishes a dial-up telephone connection to the authorization network (8) and then interleaves both financial data messages and non-financial data messages over the same telephone line to the authorization network (8). The device (4) provides authorization response times that substantially equal response times provided by leased line connections to the authorization network (8). In addition, the present invention provides improved diagnostic and draft capture capability for the retail information system (6).</p>
申请公布号
WO9512269(A1)
申请公布日期
1995.05.04
申请号
WO1994US12053
申请日期
1994.10.26
申请人
VISA INTERNATIONAL SERVICE ASSOCATION
发明人
CONROW, PAUL, W.;MCHALE, KEVIN, J.;BARTELL, PAUL, M.;PREMPAS, JOHN, L.