Patent · US Expired

Electronic audio communications system with versatile user accessibility

US4652700A · kind A · utility

138Cited by
51References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1982
Grant dateMar 24, 1987
Priority date
Expiry dateSep 29, 2002

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04M3/53375
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An advanced electronic telecommunications system is provided for the deposit, storage and delivery of audio messages to both user and non-users with limited access provided to the non-user under the control of the user. A Voice Message System (10) interconnects multiple private exchanges (12) of a subscribed with a central telephone office (22). Individual subscriber users may access the Voice Message System (10) through ON NET telephones (18) or OFF NET telephones (24). Selected non-users may be allowed access through the OFF NET telephones (24), the scope of the access of the selected non-users determined by a subscriber user. The Voice Message System (10) includes an administrative subsystem (60), call processor subsystem (62) and a data storage subsystem (64). The Voice Message System (10) enables the user to deposit a message in data storage subsystem (64) for automatic delivery to other addresses connected to the system. The user is also able to automatically delete the message after the message has been delivered to the selected recipient. The Voice Message System (10) also enables a user to access the system to determine if any messages have been in data storage subsystem (…

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