Patent · US Expired

Internet facsimile apparatus, network system having the same, and method of controlling the same

US6437873B1 · kind B1 · utility

40Cited by
5References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 8, 1999
Grant dateAug 20, 2002
Priority date
Expiry dateMar 8, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N2201/33378
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Disclosed are an Internet FAX apparatus having an Internet FAX function capable of transmission with an optimum Internet FAX receiving capability requiring no communication charge, a network system including the apparatus, and a method of controlling the apparatus. The Internet FAX apparatus of this invention inquires a receiving apparatus of its receiving capability by the SMTP protocol before transmitting an image file, and receives information of the receiving capability from the receiving apparatus by the SMTP protocol. The Internet FAX apparatus converts a read image into an image file corresponding to the receiving capability of the receiving apparatus and transmits the image file by the SMTP protocol. The Internet FAX apparatus requests the receiving apparatus to transmit a reception confirmation message when transmitting the image file, and receives the reception confirmation message.

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