Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection
Reexamination Certificate
2006-05-09
2006-05-09
Tran, Sinh (Department: 2646)
Telephonic communications
Supervisory or control line signaling
Using line or loop condition detection
C379S378000, C379S386000, C379S418000, C379S372000, C379S373010
Reexamination Certificate
active
07043012
ABSTRACT:
A method and apparatus for an automatic ring again feature on a telephone set for a user that answers a telephone call not intended for that user is disclosed. If a user has answered an incoming telephone call not intended for that user, a “Ring Again” feature on the telephone set is activated. In response to the Ring Again feature being activated, parallel telephone sets will ring again to allow a different user to answer the call or, alternatively, another device, such as an answering device, to answer the call.
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Cannon Joseph M.
Johanson James A.
Agere Systems Inc.
Singh Ramnandan
Tran Sinh
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