Methods and apparatus for preserving access information during call transfers
First Claim
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1. A method to transfer a call from a first device to a second device, comprising:
- initiating a call transfer request comprising an access phone number used to route the call to the first device; and
authorizing a second call from the second device based on the access phone number.
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Abstract
Methods and apparatus for preserving access information during call transfers are disclosed. An illustrated example method for transferring a call from a first device to a second device comprises initiating a call transfer request comprising an access phone number used to route the call to the first device and authorizing a second call from the second device based on the access phone number.
147 Citations
48 Claims
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1. A method to transfer a call from a first device to a second device, comprising:
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initiating a call transfer request comprising an access phone number used to route the call to the first device; and
authorizing a second call from the second device based on the access phone number. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method comprising:
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receiving a setup request associated with a transfer of a call from a first device comprising an access phone number used to route the call to the first device; and
using the access phone number to authorize a second call based on the access phone number. - View Dependent Claims (15, 16, 17, 18, 19)
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20. A method comprising:
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obtaining a subscriber identifier;
obtaining the access phone number used to route a call to a first device; and
initiating a call transfer request of the call to a second device comprising at least one parameter representative of at least one of the subscriber identifier or the access number. - View Dependent Claims (21, 22, 23, 24)
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25-36. -36. (canceled)
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37. A system comprising:
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a first application server;
a second application server; and
a gateway to receive a request to transfer a call from the first application server to the second application server including at least an access phone number, wherein the access number is used to route the call to the first application server, and wherein the second application server uses the access number to at least one of authorize or route a second call. - View Dependent Claims (38, 39, 40, 41, 42, 43)
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44. An application server comprising:
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an interface to receive a call;
an interactive voice response unit to receive a request to transfer a call to a second application server; and
a message generator to transmit a call transfer request containing an access number used to route the call to the application server. - View Dependent Claims (45, 46, 47)
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48-49. -49. (canceled)
Specification