Spontaneous caller identification with call-waiting
First Claim
1. A method of providing to a first party already engaged in a conversation with a second party via a local switching office, identification information related to a third party wishing to converse with said first party, comprising the steps of:
- the local office sending a call waiting tone having predetermined characteristics to the first party;
the first party apparatus responding to the call waiting tone by muting its associated handset for a predetermined interval of time;
the first party apparatus responding to the call waiting tone also by transmitting to the local office an acknowledgement tone indicating that it is capable of receiving calling party identification data;
the local office then transmitting data corresponding to the said identification information related to said third party; and
the first party apparatus receiving and displaying to the first party said identification information related to said third party thereby allowing the first party to either accept or reject the call from the third party.
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0 Petitions
Accused Products
Abstract
An enhanced telephony call waiting feature is provided wherein identifying information related to a third party wishing to converse with a first party already engaged in a conversation with a second party is spontaneously provided to the first party. The method comprises the steps of the local office sending a call waiting tone having predetermined characteristics to the first party and its apparatus responding thereto by muting its associated handset for a predetermined interval of time. The local office then transmits the identification data relating to the third party and the first party apparatus receives and displays to the first party the identification information related to the third party thereby allowing the first party to either accept or reject the waiting call in the conventional manner but also based on the displayed information.
248 Citations
9 Claims
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1. A method of providing to a first party already engaged in a conversation with a second party via a local switching office, identification information related to a third party wishing to converse with said first party, comprising the steps of:
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the local office sending a call waiting tone having predetermined characteristics to the first party; the first party apparatus responding to the call waiting tone by muting its associated handset for a predetermined interval of time; the first party apparatus responding to the call waiting tone also by transmitting to the local office an acknowledgement tone indicating that it is capable of receiving calling party identification data; the local office then transmitting data corresponding to the said identification information related to said third party; and the first party apparatus receiving and displaying to the first party said identification information related to said third party thereby allowing the first party to either accept or reject the call from the third party. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. Subscriber telephone apparatus for receiving third party caller identification information while a first party associated with the telephone apparatus is conversing with a second party via a local switching office, comprising:
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detector circuit means for detecting the presence of a call waiting tone in the presence of voice signals on the subscriber loop; control circuit means responsive to the detection of said call waiting tone for muting the receive and transmit transducers of the telephone apparatus for a predetermined period of time, wherein the control circuit means is further responsive to the detection of the call waiting tone for producing a signal to cause the generation of an acknowledgement signal on the subscriber loop to indicate to the switching office that it is capable of receiving data corresponding to said third party caller identification information; and
means for receiving and displaying said third party caller identification information received during said predetermined period of time. - View Dependent Claims (9)
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Specification