Telephonic communications – Telephone line or system combined with diverse electrical... – Having transmission of a digital message signal over a...
Reexamination Certificate
2005-04-12
2005-04-12
Chan, Wing Fu (Department: 2643)
Telephonic communications
Telephone line or system combined with diverse electrical...
Having transmission of a digital message signal over a...
C379S052000, C379S093150, C380S257000
Reexamination Certificate
active
06879669
ABSTRACT:
A method, apparatus, and computer instructions for securely transferring information in a communications system. Signals are generated by a communications keypad. In response to receiving an input indicating activation of a secure data transfer mode, these signals are converted from the communications keypad into speech signals, and the speech signals are transmitted to a receiving party.
REFERENCES:
patent: 5455861 (1995-10-01), Faucher et al.
patent: 5594798 (1997-01-01), Cox et al.
patent: 5974142 (1999-10-01), Heer et al.
patent: 5995590 (1999-11-01), Brunet et al.
patent: 6266418 (2001-07-01), Carter et al.
Perepa Bhargav V.
Perepa Sujatha
Venkataramappa Vishwanath
Chan Wing Fu
International Business Machines - Corporation
Leeuwen Leslie A. Van
Yee Duke W.
LandOfFree
Method and apparatus for enabling a privacy feature in a... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method and apparatus for enabling a privacy feature in a..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and apparatus for enabling a privacy feature in a... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3422772