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Method and system for updating a call rating database

DC CAFC
  • US 5,519,769 A
  • Filed: 04/04/1994
  • Issued: 05/21/1996
  • Est. Priority Date: 04/04/1994
  • Status: Expired due to Term
First Claim
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1. A method for updating a database that stores billing rate parameters for a call rating device used for cost determinations for a calling station, comprising the steps ofconnecting at a predetermined time and date via a data transfer line the call rating device to a rate provider having billing rate parameters for a plurality of calling stations,transmitting over the data transfer line indicia identifying the call rating device and the date and time of the last update of the billing rate parameters,verifying if billing rate parameters should be updated, andtransmitting from the rate provider to the call rating device the updated billing rate parameters when the rate provider determines that an update is required.

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