Calling number identification using speech recognition

• US 5,504,805 A
• Filed: 04/05/1993
• Issued: 04/02/1996
• Est. Priority Date: 04/05/1993
• Status: Expired due to Term

• Current Assignee: AT&T IPM Corp. (AT&T, Inc.)
• Original Assignee: AT&T Corporation (AT&T, Inc.)
• Inventors: Lee, Dooyong
• Primary Examiner(s): Hofsass, Jeffery
• Assistant Examiner(s): TSANG, FAN S
• Application Number:
  US08/043,946
• Time in Patent Office: 1,093 Days
• Field of Search: 379/67, 379/88, 379/89, 379/216, 379/355, 379/52, 379/, 379/142, 381/41, 381/42, 381/43, 395/2.5, 395/2.6
• US Class Current: 379/88.03
• CPC Class Codes: H04M 1/271 controlled by voice recognition
• CPC Class Codes: H04M 1/578 associated with a synthesized vocal announcement
• CPC Class Codes: H04M 1/651 with speech synthesis
• CPC Class Codes: H04M 2201/40 using speech recognition
• CPC Class Codes: H04M 3/533 Voice mail systems

Abstract

In a system such as an AUDIX® voice mail system or answering machine, a caller'"'"'s telephone number is extracted from a recorded message using voice recognition. The called party initiates automatic dialing of the calling party'"'"'s number after confirming that the number was correctly recognized by the system.

Claims

1. A message taking apparatus comprising:

storage means for storing a verbal message provided by a calling party, said storage means being located at a public exchange;

replay means for replaying said verbal message to a called party;

speech recognition means for obtaining a phone number from said verbal message; and

calling means for using said phone number to place a call after receiving a verbal command from said called party.

2. A message taking apparatus comprising:

storage means for storing a verbal message provided by a calling party;

replay means for replaying said verbal message to a called party;

speech recognition means for obtaining a phone number from said verbal message;

prompt generation means for generating an audio signal that prompts said calling party to state said phone number and to restate said phone number when said speech recognition means can not obtain said phone number from said verbal message; and

calling means for using said phone number to place a call.

3. The message taking apparatus of claim 2, further comprising display means for displaying said phone number.

4. The message taking apparatus of claim 2, further comprising speech generation means for generating an audio signal that conveys said phone number to said called party.

5. The message taking apparatus of claim 2, wherein said storage means is located at a public exchange.

6. The message taking apparatus of claim 2, wherein said storage means comprises a tape.

7. The message taking apparatus of claim 2, wherein said calling means places said call after receiving a command from said called party.

8. The message taking apparatus of claim 2, wherein said calling means places said call after receiving a verbal command from said called party.

9. The message taking apparatus of claim 2, wherein said storage means is located at a customer'"'"'s premises.