Apparatus and method for automatically blocking the transmission

Details Apparatus and method for automatically blocking the transmission Apparatus and method for automatically blocking the transmission

1992-09-23

1994-05-03

Chin, Stephen

Telephonic communications

Reception of calling information at substation in wireline...

Blocking caller id transmission

379216, 379245, 379246, 379354, 379355, H04M 156, H04M 342, H04M 500, H04M 100

Patent

active

053095081

ABSTRACT:
An off-hook condition on the telephone line of the calling party is detected. When the off-hook condition is detected, an automatic dialer is initiated to dial a predetermined code which, when received by computers of the telephone company, will automatically block the transmission of information which identifies the calling party, and more specifically, the telephone number of the calling party.

REFERENCES:
patent: 4847890 (1989-07-01), Solomon et al.
patent: 4910767 (1990-03-01), Brugliera et al.
patent: 4926471 (1990-05-01), Ikeda
patent: 5031212 (1991-07-01), Saji et al.
patent: 5033076 (1991-07-01), Jones et al.
patent: 5058152 (1991-10-01), Soloman et al.
patent: 5161181 (1992-11-01), Zwick

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