| 摘要 |
PURPOSE: A method for offering a preview service of charged contents data is provided to enable a user to determine settlement after previewing a part of the charged contents requested from the user and enable the user to preview the charged contents even if no trailer is edited. CONSTITUTION: Request information for the charged contents is received from the user(S804). A preview time for the requested charged contents is fixed(S806). The fixed preview time is sent to a client of the user(S808). The requested contents data is transmitted to the client of the user(S810). In case that billing request information is received from the client of the user before the fixed preview time, the settlement for the requested charged contents is processed(S818) and the charged contents are continuously transmitted to the client of the user.
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