Patent · US Expired

Facsimile system

US5331424A · kind A · utility

10Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 3, 1992
Grant dateJul 19, 1994
Priority date
Expiry dateJun 3, 2012

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N2201/3298
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A facsimile system comprises: an image memory for storing received image data and image data to be transmitted; means for detecting a remaining memory capacity in the image memory; means for storing document data of each of the received image data and the image data to be transmitted; means for enciphering at least a part of image data stored in the image memory upon detection of an insufficient remaining memory capacity by the remaining memory capacity detection means; means for recording the enciphered image data on a recording sheet together with the document data thereof; means for reading the recorded enciphered image data; and means for deciphering the read enciphered image data.

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