Facsimile apparatus with automatic telephone answering function
US5517557A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 13, 1994 |
| Grant date | May 14, 1996 |
| Priority date | — |
| Expiry date | May 13, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/57
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A facsimile apparatus with automatic telephone answering function, comprises: a ring signal detection circuit; a detection circuit for detecting telephone number data sent with the ring signal through the telephone line; an interface circuit for connecting the same with the telephone line; a telephone portion for communicating with the telephone line; a facsimile portion for communicating with the telephone line; a storing circuit for storing a predetermined telephone number data; a comparing circuit for comparing telephone number data detected by the detection circuit with the predetermined telephone number data and for indicating as a result of the comparison whether the telephone portion or the data communication circuit is to be operated; and a control circuit responsive to the comparing circuit for operating the telephone portion when the result of the comparing circuit indicates the telephone portion and for operating the data communication circuit when the result indicates the data communication circuit. The telephone portion may comprise OGM sending and ICM recording circuits. The OGM may be sent after a predetermined times of generation of ring sound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.