Telephonic communications – Telephone line or system combined with diverse electrical... – Having transmission of a digital message signal over a...
Patent
1993-05-19
1995-06-13
Chan, Wing F.
Telephonic communications
Telephone line or system combined with diverse electrical...
Having transmission of a digital message signal over a...
379355, 375222, H04M 1100
Patent
active
054250803
ABSTRACT:
A transaction terminal having a modem for communicating transaction data to one of a plurality of available host computers, each of which host computers has an associated modem which implements a prearranged one of a standard modem connect protocol and a fast modem connect protocol. The transaction terminal stores separate host dial strings for each host computer and the host dial string includes a predefined communication command structure with a unique fast connect command associated with the fast modem connect protocol. A connect type means accesses the host dial string to determine what type of connect protocol is commanded and the transaction communication module implements the appropriate connect protocol as commanded in the host dial string.
REFERENCES:
patent: 4587379 (1986-05-01), Masuda
patent: 4788420 (1988-11-01), Chang et al.
patent: 4910506 (1990-03-01), Yoshida et al.
patent: 5031207 (1991-07-01), Hesdahl et al.
patent: 5144651 (1992-09-01), Cooper
patent: 5204895 (1993-04-01), Yoshiura
Bergstedt Lowell C.
Chan Wing F.
Veri Fone Inc.
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