Method and system for error correction using asynchronous digita

Details Method and system for error correction using asynchronous digita Method and system for error correction using asynchronous digita

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.

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