Automated business directory assistance

Telephonic communications – Special services – Automatic directory service

Reexamination Certificate

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Details

C379S088040, C379S265020

Reexamination Certificate

active

06907119

ABSTRACT:
Automated business directory assistance routes a call for directory assistance to a speech recognizer which determines the type of assistance requested. If the request is for business information, the requested information is automatically retrieved. Otherwise, the call is routed to a call center.

REFERENCES:
patent: 5479488 (1995-12-01), Lennig et al.
patent: 6243684 (2001-06-01), Stuart et al.
patent: 6404876 (2002-06-01), Smith et al.
patent: 6421672 (2002-07-01), McAllister et al.

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