Title of Invention	A VOICEMAIL SYSTEM
Abstract	A voicemail system for a communication link including a wireless local loop (20) comprising: a voicemail server (116) connected to a first network node that includes a wireless base station (24) of said wireless local loop (20); and, a voicemail client (216) connected to a second network node that includes a wireless subscriber station (32) of said wireless local loop (20), operable with said voicemail server (116) to transceive voicemail messages therebetween via said communication link, such that lower priority voicemail messages are stored as an entirety at one of the network nodes before being transferred to the other network node at a later time, priority of said voicemail messages determined taking into account at least one of available bandwidth over said wireless local loop (20), a level of service subscribed by each said subscriber station (32), said level of service reflecting a priority of bandwidth in relation to at least one other said subscriber station (32), a duration of time any previous voicemail message between said voicemail server (116) and said voicemail client (216) has been awaiting transfer, and a order in which previous voicemail messages awaiting transfer between said voicemail server (116) and said voicemail client (216) have been recorded .

Title of Invention

A VOICEMAIL SYSTEM

Abstract

A voicemail system for a communication link including a wireless local loop (20) comprising: a voicemail server (116) connected to a first network node that includes a wireless base station (24) of said wireless local loop (20); and, a voicemail client (216) connected to a second network node that includes a wireless subscriber station (32) of said wireless local loop (20), operable with said voicemail server (116) to transceive voicemail messages therebetween via said communication link, such that lower priority voicemail messages are stored as an entirety at one of the network nodes before being transferred to the other network node at a later time, priority of said voicemail messages determined taking into account at least one of available bandwidth over said wireless local loop (20), a level of service subscribed by each said subscriber station (32), said level of service reflecting a priority of bandwidth in relation to at least one other said subscriber station (32), a duration of time any previous voicemail message between said voicemail server (116) and said voicemail client (216) has been awaiting transfer, and a order in which previous voicemail messages awaiting transfer between said voicemail server (116) and said voicemail client (216) have been recorded .

Full Text	WE CLAIM: 1. A voicemail system for a communication link including a wireless local loop (20) comprising: a voicemail server (116) connected to a first network node that includes a wireless base station (24) of said wireless local loop (20); and, a voicemail client (216) connected to a second network node that includes a wireless subscriber station (32) of said wireless local loop (20), operable with said voicemail server (116) to transceive voicemail messages therebetween via said communication link, such that lower priority voicemail messages are stored as an entirety at one of the network nodes before being transferred to the other network node at a later time, priority of said voicemail messages determined taking into account at least one of available bandwidth over said wireless local loop (20), a level of service subscribed by each said subscriber station (32), said level of service reflecting a priority of bandwidth in relation to at least one other said subscriber station (32), a duration of time any previous voicemail message between said voicemail server (116) and said voicemail client (216) has been awaiting transfer, and a order in which previous voicemail messages awaiting transfer between said voicemail server (116) and said voicemail client (216) have been recorded . 2. The voicemail system as claimed in claim 1 wherein said voicemail server (116) and said voicemail client (216) are each operable to compress a voicemail prior to transfer from said first network node and decompress said compressed voicemail upon receipt at said second network node. 3. The voicemail system as claimed in claim 1 wherein said voicemail server (116) and said voicemail client (216) are operable to transfer said voicemail in bursts. t. The voicemail system as claimed in claim 1 wherein said voicemail server (116) and said voicemail client (216) are operable to transfer said voicemail over a channel between said antennas that is different in bandwidth from the bandwidth otherwise necessary to transfer said voicemail at a normal playback rate between said voicemail server (116) and said voicemail client (216). 5. The voicemail system as claimed in claim 4 said channel has a bandwidth allocated to it that is larger than the bandwidth otherwise necessary to transfer said voicemail at a normal playback rate between said voicemail server (116) and said voicemail client (216) and said voicemail server (116) and said voicemail client (216) are operable to transfer a voicemail at a faster rate than otherwise used to carry a voice telephone call therebetween. 6. The voicemail system as claimed in claim 4 said channel has a bandwidth allocated to it that is lower that the bandwidth otherwise necessary to transfer said voicemail at a normal playback rate and said voicemail server (116) and said voicemail client (216) are operable to transfer a voicemail at a slower rate than otherwise used to carry a voice telephone call therebetween. 7. The voicemail system as claimed in claim 1 wherein said subscriber station (32) is operable to present a notice to a subscriber respective to said subscriber station (32) that said subscriber has a voicemail message. 8. The voicemail system as claimed in claim 7 wherein said notice is a stutter-dial tone. 9. A method for processing voicemail messages in a wireless local loop (20) having a base station (24) operable to exchange information with a subscriber station (32), said base station (24) having a voicemail server (116) that is operable with a voicemail client (216) local to said subscriber station (32) to transfer voicemail messages therebetween, said method comprising the steps of: initiating a voicemail program in said voicemail server (116) if a telephone call destined for said subscriber station (32) and received at said base station (24) is not answered; initiating a voicemail program in said voicemail client (216) if a telephone call from said subscriber station (32) to a destination subscriber station (32) is not answered; determining whether there is sufficient bandwidth available for allocating a channel between said base station (24) and said subscriber station (32) to transfer a voicemail message taking into account at least one of available bandwidth over said wireless local loop (20), a level of service subscribed by each said subscriber station (32), said level of service reflecting a priority of bandwidth in relation to at least one other said subscriber station (32), a duration of time any previous voicemail message between said voicemail server (116) and said voicemail client (216) has been awaiting transfer, and a order in which previous voicemail messages awaiting transfer between said voicemail server (116) and said voicemail client (216) have been recorded; if sufficient bandwidth is immediately available, allocating a channel between said base station (24) and said subscriber station (32) and, in the case of a telephone call destined for said subscriber station (32), recording a voicemail on said voicemail client (216), and in the case of a telephone call from said subscriber station (32) to a destination subscriber, recording a voicemail at one of said voicemail server (116) and said destination subscriber station (32); and if insufficient bandwidth is immediately available, in the case of a telephone call destined for said subscriber station (32), recording said voicemail as an entirety on said voicemail server (116) for subsequent transferal of said voicemail to said voicemail client (216) when sufficient bandwidth becomes available, and in the case of a telephone call from said subscriber station (32) to a destination subscriber, recording said 17 voicemail as an entirety on said voicemail client (216) if insufficient bandwidth is immediately available, said recording on said voicemail client (216) for subsequent transferal of said voicemail to one of said voicemail server (116) and said destination subscriber when sufficient bandwidth becomes available. 10. The method as claimed in claim 9 wherein said voicemail server (116) and said voicemail client (216) are each operable to compress a voicemail prior to transfer and decompress said compressed voicemail upon receipt. 11. The method as claimed in claim 9 or 10 wherein said voicemail server (116) and said voicemail client (216) are operable to transfer said voicemail in bursts. 12. The method as claimed in claim 9 wherein said voicemail server (116) and said voicemail client (216) are operable to transfer said voicemail over a channel between said antennas that is different in bandwidth from the bandwidth otherwise necessary to transfer said voicemail at a normal playback rate between said voicemail server (116) and said voicemail client (216). 13. The method as claimed in claim 12 said channel has a bandwidth allocated to it that is lower that the bandwidth otherwise necessary to transfer said voicemail at a normal playback rate and said voicemail server (116) and said voicemail client (216) are operable to transfer a voicemail at a slower rate than otherwise used to carry a voice telephone call therebetween. Dated this 25th day of September, 2002. (RITUSHKA NEGI) OF REMFRY AND S/lpAR ATTORNEY FOR THE APPLICANTS

Full Text

WE CLAIM:
1. A voicemail system for a communication link including a wireless
local loop (20) comprising:
a voicemail server (116) connected to a first network node that includes a wireless base station (24) of said wireless local loop (20); and,
a voicemail client (216) connected to a second network node that includes a wireless subscriber station (32) of said wireless local loop (20), operable with said voicemail server (116) to transceive voicemail messages therebetween via said communication link, such that lower priority voicemail messages are stored as an entirety at one of the network nodes before being transferred to the other network node at a later time, priority of said voicemail messages determined taking into account at least one of available bandwidth over said wireless local loop (20), a level of service subscribed by each said subscriber station (32), said level of service reflecting a priority of bandwidth in relation to at least one other said subscriber station (32), a duration of time any previous voicemail message between said voicemail server (116) and said voicemail client (216) has been awaiting transfer, and a order in which previous voicemail messages awaiting transfer between said voicemail server (116) and said voicemail client (216) have been recorded .
2. The voicemail system as claimed in claim 1 wherein said voicemail server (116) and said voicemail client (216) are each operable to compress a voicemail prior to transfer from said first network node and decompress said compressed voicemail upon receipt at said second network node.
3. The voicemail system as claimed in claim 1 wherein said voicemail server (116) and said voicemail client (216) are operable to transfer said voicemail in bursts.

t. The voicemail system as claimed in claim 1 wherein said voicemail server (116) and said voicemail client (216) are operable to transfer said voicemail over a channel between said antennas that is different in bandwidth from the bandwidth otherwise necessary to transfer said voicemail at a normal playback rate between said voicemail server (116) and said voicemail client (216).
5. The voicemail system as claimed in claim 4 said channel has a bandwidth allocated to it that is larger than the bandwidth otherwise necessary to transfer said voicemail at a normal playback rate between said voicemail server (116) and said voicemail client (216) and said voicemail server (116) and said voicemail client (216) are operable to transfer a voicemail at a faster rate than otherwise used to carry a voice telephone call therebetween.
6. The voicemail system as claimed in claim 4 said channel has a bandwidth allocated to it that is lower that the bandwidth otherwise necessary to transfer said voicemail at a normal playback rate and said voicemail server (116) and said voicemail client (216) are operable to transfer a voicemail at a slower rate than otherwise used to carry a voice telephone call therebetween.
7. The voicemail system as claimed in claim 1 wherein said subscriber station (32) is operable to present a notice to a subscriber respective to said subscriber station (32) that said subscriber has a voicemail message.
8. The voicemail system as claimed in claim 7 wherein said notice is a stutter-dial tone.
9. A method for processing voicemail messages in a wireless local loop (20) having a base station (24) operable to exchange information with a subscriber station (32), said base station (24) having a voicemail

server (116) that is operable with a voicemail client (216) local to said subscriber station (32) to transfer voicemail messages therebetween, said method comprising the steps of:
initiating a voicemail program in said voicemail server (116) if a telephone call destined for said subscriber station (32) and received at said base station (24) is not answered;
initiating a voicemail program in said voicemail client (216) if a telephone call from said subscriber station (32) to a destination subscriber station (32) is not answered;
determining whether there is sufficient bandwidth available for allocating a channel between said base station (24) and said subscriber station (32) to transfer a voicemail message taking into account at least one of available bandwidth over said wireless local loop (20), a level of service subscribed by each said subscriber station (32), said level of service reflecting a priority of bandwidth in relation to at least one other said subscriber station (32), a duration of time any previous voicemail message between said voicemail server (116) and said voicemail client (216) has been awaiting transfer, and a order in which previous voicemail messages awaiting transfer between said voicemail server (116) and said voicemail client (216) have been recorded;
if sufficient bandwidth is immediately available, allocating a channel between said base station (24) and said subscriber station (32) and, in the case of a telephone call destined for said subscriber station (32), recording a voicemail on said voicemail client (216), and in the case of a telephone call from said subscriber station (32) to a destination subscriber, recording a voicemail at one of said voicemail server (116) and said destination subscriber station (32); and
if insufficient bandwidth is immediately available, in the case of a telephone call destined for said subscriber station (32), recording said voicemail as an entirety on said voicemail server (116) for subsequent transferal of said voicemail to said voicemail client (216) when sufficient bandwidth becomes available, and in the case of a telephone call from said subscriber station (32) to a destination subscriber, recording said
17

voicemail as an entirety on said voicemail client (216) if insufficient bandwidth is immediately available, said recording on said voicemail client (216) for subsequent transferal of said voicemail to one of said voicemail server (116) and said destination subscriber when sufficient bandwidth becomes available.
10. The method as claimed in claim 9 wherein said voicemail server (116) and said voicemail client (216) are each operable to compress a voicemail prior to transfer and decompress said compressed voicemail upon receipt.
11. The method as claimed in claim 9 or 10 wherein said voicemail server (116) and said voicemail client (216) are operable to transfer said voicemail in bursts.
12. The method as claimed in claim 9 wherein said voicemail server (116) and said voicemail client (216) are operable to transfer said voicemail over a channel between said antennas that is different in bandwidth from the bandwidth otherwise necessary to transfer said voicemail at a normal playback rate between said voicemail server (116) and said voicemail client (216).
13. The method as claimed in claim 12 said channel has a bandwidth allocated to it that is lower that the bandwidth otherwise necessary to transfer said voicemail at a normal playback rate and said voicemail server (116) and said voicemail client (216) are operable to transfer a voicemail at a slower rate than otherwise used to carry a voice telephone call therebetween.

Dated this 25th day of September,

2002.
(RITUSHKA NEGI)
OF REMFRY AND S/lpAR
ATTORNEY FOR THE APPLICANTS

Documents:

abstract1.jpg

in-pct-2002-01328-mum-cancelled pages(18-1-2006).pdf

in-pct-2002-01328-mum-claim(granted)-(18-01-2006).doc

in-pct-2002-01328-mum-claims(granted)-(18-1-2006).pdf

in-pct-2002-01328-mum-correspondence(28-2-2007).pdf

in-pct-2002-01328-mum-correspondence(ipo)-(8-6-2005).pdf

in-pct-2002-01328-mum-drawing(18-1-2006).pdf

in-pct-2002-01328-mum-form 13(7-11-2005).pdf

in-pct-2002-01328-mum-form 18(4-3-2005).pdf

in-pct-2002-01328-mum-form 1a(18-1-2006).pdf

in-pct-2002-01328-mum-form 2(granted)-(18-01-2006).doc

in-pct-2002-01328-mum-form 2(granted)-(18-1-2006).pdf

in-pct-2002-01328-mum-form 3(18-1-2006).pdf

in-pct-2002-01328-mum-form 3(24-9-2002).pdf

in-pct-2002-01328-mum-form 4(8-12-2005).pdf

in-pct-2002-01328-mum-form 5(24-9-2002).pdf

in-pct-2002-01328-mum-petition under rule 137(18-1-2006).pdf

in-pct-2002-01328-mum-petition under rule 138(18-1-2006).pdf

in-pct-2002-01328-mum-power of attorney(18-1-2006).pdf

in-pct-2002-01328-mum-power of attorney(31-12-2002).pdf

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Patent Number

204055

Indian Patent Application Number

IN/PCT/2002/01328/MUM

PG Journal Number

21/2007

Publication Date

25-May-2007

Grant Date

01-Jan-2000

Date of Filing

25-Sep-2002

Name of Patentee

SOMA NETWORKS, INC.

Applicant Address

OF LEGAL DEPARTMENT, SUITE 2000, WHARFSIDE BLDG., CHINA BASIN LANDING 185 BERRY STREET, SAN FRANCISCO, CALIFORNIA 94107, UNITED STATES OF AMERICA.

Inventors:

#	Inventor's Name	Inventor's Address
1	WILLIAM MARTIN SNELGROVE	603-90 SHERBOURNE STREET, TORONTO, ONTARIO M5A 2R1, CANADA.
2	MICHAEL STUMM	3 BELVALE AVENUE, TORONTO, ONTRARIO M8X 2A6, CANADA
3	MARK JAMES FRAZER	1001 BAY STREET, APARTMENT 305, TORONTO, ONTARIO M4S 3A6, CANADA
4	GAVIN WAYNE KENNY PETERS	64 FLORENCE STREET, APARTMENT 2, TORONTO, ONTARIO M6K 1P5, CANADA
5	MAURICIO DE SIMONE	702-10 QUEENS QUAY WEST, TORONTO, ONTARIO M5J 2R9, CANADA

PCT International Classification Number

N/A

PCT International Application Number

N/A

PCT International Filing date

2001-03-21

PCT Conventions:

#	PCT Application Number	Date of Convention	Priority Country
1	2,302,460	2000-03-27	Canada