作者: Peter Charles Rapley , James Patrick VanWinckle , Shanti Villarreal , Sara Kleiman , Charles Robert Carlson
DOI:
关键词: World Wide Web 、 Document processing 、 Subject (documents) 、 Engineering 、 Credit card 、 Account manager
摘要: Methods and systems are presented for managing prepaid usage of document processing devices, in which an account manager system (104) automatically purchases credits customer accounts applies print units to devices registered periodically according preset top off thresholds (123, 128) subject predefined limits (124, 129), computer agents (360) allow just time printing using with job-based application selected devices.