Telephonic communications – Telephone line or system combined with diverse electrical... – To produce visual-graphic copy
Patent
1996-12-18
1999-04-06
Chan, Wing F.
Telephonic communications
Telephone line or system combined with diverse electrical...
To produce visual-graphic copy
358439, H04M 1100
Patent
active
058908064
ABSTRACT:
A data communication apparatus receives data transmitted from a transmission side in one of a plurality of transmission modes and determines which of the plurality of transmission modes was used to transmit the received data. The apparatus also discriminates a condition on which information related to the received data should be transmitted back to the transmission side, the condition varying in accordance with which transmission mode was determined. Then information corresponding to reception data of a plurality of receptions is transmitted collectively back on the basis of the discriminated condition.
REFERENCES:
patent: 5175634 (1992-12-01), Matsuzaki
patent: 5291302 (1994-03-01), Gordon et al.
Canon Kabushiki Kaisha
Chan Wing F.
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