Patent · US Expired

Automatic callback system and method

US5784438A · kind A · utility

71Cited by
10References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 9, 1997
Grant dateJul 21, 1998
Priority date
Expiry dateApr 9, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04Q2213/13405
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A system and method are disclosed for providing an automatic call-back when a calling party number encounters a ring-no-answer condition upon calling a called party number. An exemplary system includes: (1) a switching network having switches for routing telephone calls; (2) a signaling network coupling switches in the switching network to one another for routing a calling party number and a called party number associated with a telephone call; and (3) a platform coupled to the switching network. The platform stores a calling party number and a called party number received from the switching network corresponding to a telephone call in which the calling party number encountered a ring-no-answer condition and requested an automatic call-back. A processor in the platform detects a subsequent telephone call involving the called party number and, at the conclusion of the subsequent telephone call, initiates the automatic call-back to the calling party number. Upon completing the automatic call-back to the calling party number, the platform transmits a pre-recorded announcement to the calling party number via the switching network indicating that the platform will attempt to complete a …

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.