Facsimile and static presentation processing – Facsimile – Auxiliary signal
Patent
1993-07-21
1995-08-08
Ro, Bentsu
Facsimile and static presentation processing
Facsimile
Auxiliary signal
358405, 358436, H04N 132, H04N 1333
Patent
active
054404053
ABSTRACT:
Communication system and method including a calling apparatus and a called apparatus. The system comprises handshake means for exchanging negotiation information including error correction ECM capabilities data, contained in a plurality of command frames between the calling apparatus and the called apparatus. The system further includes means for initiating an error correction operation, a transmitter for transmitting and receiving between the calling and the called apparatus a data set having associated data frame identification information, and verification means for verifying receipt of the data set. A method corresponding to the system also is described.
REFERENCES:
patent: 3506785 (1970-04-01), Harris
patent: 3894185 (1975-07-01), Vieri
patent: 4251836 (1981-02-01), Moreau
patent: 5050006 (1991-09-01), Ogawa
patent: 5125025 (1992-06-01), Lim
patent: 5293253 (1994-03-01), Kida et al.
Ricoh & Company, Ltd.
Ricoh Corporation
Ro Bentsu
Smith Albert C.
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