| 摘要 |
FIELD: information technology. ^ SUBSTANCE: first, the availability of requested purchase is checked using the device (406), which identifies provider used, then checks, whether the provider approves of the purchase. Then information provider delivers data to the purchaser, according to the purchase requested, in case the availability of it is approved. In the end, the purchaser might be charged for the transaction by the provider. Transaction routing device acts as a common intermediary between multiple operators and information providers. Consequently, only one trust relationship must be established with transaction routing device for each operator and each information provider, respectively. ^ EFFECT: increase of device usage effectiveness. ^ 17 cl, 6 dwg |
