The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 31, 1991
Filed:
Dec. 21, 1990
Applicant:
Inventors:
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G08C / ;
U.S. Cl.
CPC ...
371 32 ;
Abstract
A method and apparatus for facsimile transmitting having an error retransmission function. A page of information is divided into a plurality of frames. The frames are transmitted on a block-by-block basis with each block having a predetermined number of frames. The information is received at a receiving station and checked for errors. If errors are present an indication is submitted back to the transmitting station so that the frames having errors can be retransmitted. A plurality of buffers is provided so that the first information can be transmitted from a first buffer while the next image information is being encoded and stored in a second buffer.