×

Call completion system with message writing indication upon registration of mobile with basestation

  • US 5,313,515 A
  • Filed: 08/24/1990
  • Issued: 05/17/1994
  • Est. Priority Date: 08/25/1989
  • Status: Expired due to Fees
First Claim
Patent Images

1. A communications system for connecting calls from a first user terminal to a desired one of a plurality of second user terminals via a network and operable if the system is unable so as to connect the first user terminal to the desired second user terminal, to store a message from the first user terminal, characterised in that the system includes means for detecting the registration of the second user terminal with the network, where registration is the transition from a state where the second user terminal is unable to make or receive calls to a state where it is able to do so, and means for automatically transmitting a message indication signal to the second user terminal when the second user terminal registers with the network, in the event that such a message has been stored, andwherein the system establishes a call to the second user terminal to deliver said message indication signal, which comprises a recorded voiced message.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×