Voice-mail application on the router with no secondary storage available

• US 6,625,142 B1
• Filed: 05/14/1999
• Issued: 09/23/2003
• Est. Priority Date: 03/19/1999
• Status: Expired due to Term

• Current Assignee: Cisco Technology, Inc. (Cisco Systems, Inc.)
• Original Assignee: Cisco Technology, Inc. (Cisco Systems, Inc.)
• Inventors: Umansky, Ilya, Joffe, Neil Raymond
• Primary Examiner(s): HSU, ALPUS
• Application Number:
  US09/312,204
• Time in Patent Office: 1,593 Days
• Field of Search: 370/352, 370/354, 370/356, 370/389, 370/400, 370/401, 379/88.12, 379/88.13, 379/88.14, 379/88.17, 379/88.18, 379/88.25, 379/93.15, 379/93.24, 379/93.25, 709/201, 709/203, 709/206, 709/207, 709/218, 709/219, 709/249, 709/250
• US Class Current: 370/356
• CPC Class Codes: H04L 51/00 User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
• CPC Class Codes: H04L 51/066 Format adaptation, e.g. format conversion or compression
• CPC Class Codes: H04L 51/23 Reliability checks, e.g. acknowledgments or fault reporting
• CPC Class Codes: H04N 1/00209 Transmitting or receiving image data, e.g. facsimile data, via a computer, e.g. using e-mail, a computer network, the internet, I-fax
• CPC Class Codes: H04N 1/00212 Attaching image data to computer messages, e.g. to e-mails
• CPC Class Codes: H04N 1/00302 with a telephonic apparatus, e.g. telephone answering machine or videotex terminal H04N1/00307 takes precedence; telephonic communication H04M
• CPC Class Codes: H04N 1/00403 Voice input means, e.g. voice commands
• CPC Class Codes: H04N 1/32406 in connection with routing or relaying, e.g. using a fax-server or a store-and-forward facility stored and forward data switching systems H04L12/54
• CPC Class Codes: H04N 1/32641 of transmission or transmitted data, e.g. interruption or wrong number of pages
• CPC Class Codes: H04N 1/32662 remotely, e.g. to the transmitter from the receiver
• CPC Class Codes: H04N 2201/0018 via a non-image communication channel, e.g. via a computer network
• CPC Class Codes: H04N 2201/0065 Converting image data to a format usable by the connected apparatus or vice versa
• CPC Class Codes: H04N 2201/0067 Converting to still picture data

Abstract

In accordance with a method and apparatus of the present invention, a voice communication system is disclosed for use in a packet switching network environment including a host server for communicating voice information, initiated by a telephone user, to an electronic mail (email) recipient. A public switching telephone network (PSTN) includes at least one telephone device for communicating the voice information therethrough. The host server is responsive to email messages, transmitted in packet form, through the packet switching network The voice communication system includes a network device responsive to a voice message generated by the telephone user. The voice communication system is operative to convert the voice message to an email message, establish a first connection between the network device and the host server for transmission of the email message, edit the voice message pursuant to commands from the telephone user and transmit the email message, in the form of packets, to the host server for storage thereof and transmission thereafter to the email recipient, wherein the voice message may be manipulated by the telephone user prior to the transmission thereof by the network device without the use of secondary storage within the network device.

Claims

1. A voice communication system for use in a packet switching network environment, the environment including a host server for communicating voice information, initiated by a telephone user, to an electronic mail (email) recipient, a public switching telephone network (PSTN) coupled to at least one telephone device and through which the voice information is communicated to the host server, the host server being responsive to email messages, transmitted in packet form, which include the voice information, the system comprising:

a network device responsive, through the PSTN, to a voice message generated by the telephone user and operative to convert the voice message to an email message, establish a first connection to the host server for transmission of the email message, edit the voice message pursuant to commands from the telephone user and transmit the email message, in the form of packets, to the host server, as the voice message is being received, for storage thereof and transmission thereafter to the email recipient, wherein the need for a secondary storage within the network device for storing the email message in its entirety is eliminated while allowing manipulation of the voice mail by the telephone user.

2. A voice communication system as recited in claim 1 wherein the network device is further operative to append context history to the email message to form a first email package and transit the email package through the first connection to the email recipient.

3. A voice communication system as recited in claim 2 wherein the context history is moved to the front of the email message to form a second email package for transmission thereof from the host server to the network device.

4. A voice communication system as recited in claim 2 wherein the context history includes commands identified by the telephone user.

5. A voice communication system as recited in claim 3 further including a second connection between the host server and the network device for coupling the second email package therebetween.

6. A voice communication system as recited in claim 5 wherein the network device is further responsive to the second email package through the second connection and further operative to parse the email message from the second email package and convert the same back to the voice message for editing by the telephone user.

7. A voice communication system as recited in claim 6 wherein the network device is responsive to to a modified voice message from the telephone user and is operative to convert the modified voice message to a modified email message, append further context history to the modified email message to form a modified email package, establish a third connection between the network device and the host server for transmission of the modified email message to the host server.

8. A voice communication system as recited in claim 6 wherein the network device is further operative to receive a command from the telephone user indicating playback of the voice message, playback the voice message to the telephone user and await further commands from the telephone user to be performed on the voice message.

9. A voice communication system as recited in claim 7 wherein the first, second and third connections are terminated each time after transmission of an email package through the first, second and third connections, respectively.

10. A voice communication system as recited in claim 7 wherein the first, second and third connections are used for coupling information in the form of packets in accordance to SMTP.

11. A voice communication system as recited in claim 7 wherein the network device is coupled to the at least one of the telephone devices through PSTN.

12. A voice communication system as recited in claim 7 wherein the host server is coupled to the email recipient through TCP/IP network.

13. A voice communication system as recited in claim 12 wherein the TCP/IP network includes further host servers.

14. A voice communication system as recited in claim 6 wherein the network device is further operative to receive a command from the telephone user indicating to discard the voice message whereupon the network device is operative to discard the voice message.

15. A voice communication system as recited in claim 1 wherein the network device is an access server.

16. A voice communication system as recited in claim 15 wherein the access server includes a router device responsive to the voice message for conversion thereof to the email message.

17. A voice communication, system as recited in claim 16 wherein the router device includes a coder/decoder device for compressing the voice message prior to conversion thereof to the email message and prior to transmission thereof to the host server and for decompressing the voice message prior to transmission thereof to the telephone user.

18. A method for communicating voice information for use in a voice communication system within a packet switching network environment to an electronic mail (email) recipient, the system including at least one telephone device for communicating the voice information initiated by a telephone user, through a public switching telephone network and further including a host server responsive to email messages, transmitted in packet form, through the packet switching network, the method comprising:

receiving a voice message by a network device, the voice message being generated by the telephone user;

converting the received voice message to an email message;

continuing to receive the voice message;

receiving commands from the telephone user for editing the received voice message;

editing the received voice message based upon the received commands;

establishing a first connection between the network device and the host server for transmission of the email message;

streaming the email message, in the form of packets, out of the network device, for transmission to the host server as the voice message is being received; and

causing storage of the streamed email message within the host server for later transmission of the stored email message to the email recipient.

19. A method for communicating voice information as recited in claim 18 further including the steps of appending context history to the email message to form a first email package and transmitting the email package through the first connection to the email recipient.

20. A method for communicating voice information as recited in claim 19 further including the step of moving the context history to the front of the email message to form a second email package for transmission thereof between the host server and the network device.

21. A method for communicating voice information as recited in claim 20 further including the step of establishing a second connection between the host server and the network device for coupling the second email package therebetween.

22. A method for communicating voice information as recited in claim 21 further including the steps of receiving the second email package through the second connection, parsing the email message from the second email package and converting the same back to the voice message for editing by the telephone user.

23. A method for communicating voice information as recited in claim 22 further including the step of receiving a modified voice message from the telephone user, converting the modified voice message to a modified email message, appending further context history to the modified email message to form a modified email package and establishing a third connection between the network device and the host server for transmission of the modified email message to the host server.

24. A method for communicating voice information as recited in claim 22 further including the step of receiving a command from the telephone user for indicating playback of the voice message, playing back the voice message to the telephone user and awaiting further commands from the telephone user to be performed on the voice message.

25. A method for communicating voice information as recited in claim 23 further including the steps of terminating the first, second and third connections each time after transmitting an email package through the first, second and third connections, respectively.