Calling party identification device with message function
US5907596A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Feb 15, 1996 |
| Grant date | May 25, 1999 |
| Priority date | — |
| Expiry date | Feb 15, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/658
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A caller identification device attachable to a telephone line and having a message function includes a line interface coupled to the telephone line, a ring detector for detecting rings of an incoming telephone call, and a line monitor for receiving an incoming telephone call signal from the telephone line in an on-hook state. A caller identification detector is coupled to the line monitor for detecting caller identification information including at least the caller's telephone number when the line monitor receives an incoming telephone call signal. A speech synthesizer generates and transmits speech signals on the telephone line, and a remote detector is coupled to the line monitor for detecting a remote command tone signal. A controller activates the line interface to seize the telephone line when the ring detector detects rings of an incoming telephone call. The controller enables recording of the caller identification information detected by the caller identification detector, and causes the speech synthesizer to generate and transmit to the caller a menu of spoken options prompting the caller to enter a remote command tone signal corresponding to a message when the line interfa…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.