US5754632A — Management of communications networks

Claim 1

Independent Claim 140 words

A system for determining whether a user associated with a first customer account in a communications network is probably making calls on a further customer account in the network, the system including: a data base of customer account information and of account-associated call logging information including called numbers, each customer account comprising customer name and address information, and processing means for (a) accessing the database for selecting the further customer account, (k) for obtaining a group of called numbers associated with the first account and a group of called numbers associated with the selected further account, (c) for comparing the respective obtained groups and, if the degree of similarity of the calling characteristics of the two customer accounts meets a predetermined criterion, (d) for providing an indication that the user is probably making calls on the selected further customer account.

Claim 2

Independent Claim 140 words

A system for determining whether a user associated with a first customer account in a communications network is probably making calls on a further customer account in the network, the system including: a data base of customer account information and of account-associated call logging information including called numbers, each customer account comprising customer name and address information, and processing means for (a) accessing the database for selecting the further customer account, (k) for obtaining a group of called numbers associated with the first account and a group of called numbers associated with the selected further account, (c) for comparing the respective obtained groups and, if the degree of similarity of the calling characteristics of the two customer accounts meets a predetermined criterion, (d) for providing an indication that the user is probably making calls on the selected further customer account.

Claim 3

Dependent Claim 48 words

A system as in claim 1, wherein the predetermined criterion comprises a requirement that a called number having at least a predetermined number of occurrences in one of the compared groups of called numbers also has at least the same number of occurrences in the other compared group.

Claim 4

Dependent Claim 37 words

A system as in claim 1, wherein the predetermined criterion comprises a requirement that a set of different called numbers occurring in one of the compared groups of called numbers also occurs in the other compared group.

Claim 5

Dependent Claim 74 words

A system as in claim 1, for detecting fraud in a communications network in which each customer account further comprises a a settable indicator which when set indicates that the account is a debt account having a predetermined debt status, the processing means being arranged to operate in response to the first customer account being a debt account, the indication, if provided, being that the selected further customer account is a probable fraudulent-application account.

Claim 6

Dependent Claim 37 words

A system as in claim 4, wherein the processing means selects further customer accounts sequentially from the database and thereby performs comparisons in respect of the first account and each of the further customer accounts in turn.

Claim 7

Dependent Claim 47 words

A system as in claim 4, wherein the processing means includes: means for including the first account in a list of debt accounts and means for performing comparisons in respect of the selected further customer account and each of the debt accounts in said list in turn.

Claim 8

Dependent Claim 49 words

A system as in claim 4, wherein: the processing means is arranged to select as the further customer account, a matched customer account whose address matches that of the first customer account, and the processing means includes means for including the first account in a list of debt accounts.

Claim 9

Dependent Claim 71 words

A system as in claim 7, wherein the processing means includes means for including the matched customer account in a list of matched customer accounts corresponding to the list of debt accounts, and means for comparing, in turn, the respective groups of called numbers associated with the matched customer accounts in the list with the respective groups of called numbers associated with the debt accounts corresponding to the matched customer accounts.

Claim 10

Dependent Claim 27 words

A system as in claim 4, wherein the processing means is arranged to select a customer account which is not a debt account as each further account.

Claim 11

Dependent Claim 39 words

A system as in claim 4 further including means responsive to an indication of a probable fraudulent-application account for generating for postal despatch a standard letter in accordance with the name and address information of the probable fraudulent-application account.

Claim 12

Dependent Claim 107 words

A system as in claim 4, for use in a communications network in which each customer account further comprises a second settable indicator to indicate that the account is a probable fraudulent-application account, and a third settable indicator to indicate that the account is temporarily out of service, in which system the processing means is arranged, upon providing said indication, also to set the second indicator of the probable fraudulent-application account, the system further including means responsive to receipt of said indication and to the expiry of a predetermined time interval therefrom to set the third indicator if at said expiry the second indicator is still set.

Claim 13

Independent Claim 138 words

A method of determining whether a user associated with a first customer account in a communications network is probably making calls on a further customer account in the network, the network including a billing system comprising a database of customer account information and of account-associated call logging information including called numbers, each customer account comprising customer name and address information, the method comprising the steps of: accessing the database to select the further customer account, obtaining a group of called numbers associated with the first account and a group of called numbers associated with the selected further account, comparing the respective obtained groups and, if the degree of similarity of the calling characteristics of the two customer accounts meets a predetermined criterion, providing an indication that the user is probably making calls on the selected further customer account.

Claim 14

Independent Claim 138 words

A method of determining whether a user associated with a first customer account in a communications network is probably making calls on a further customer account in the network, the network including a billing system comprising a database of customer account information and of account-associated call logging information including called numbers, each customer account comprising customer name and address information, the method comprising the steps of: accessing the database to select the further customer account, obtaining a group of called numbers associated with the first account and a group of called numbers associated with the selected further account, comparing the respective obtained groups and, if the degree of similarity of the calling characteristics of the two customer accounts meets a predetermined criterion, providing an indication that the user is probably making calls on the selected further customer account.

Claim 15

Dependent Claim 48 words

A method as in claim 12, wherein the predetermined criterion comprises: a requirement that a called number having at least a predetermined number of occurrences in one of the compared groups of called numbers also has at least the same number of occurrences in the other compared group.

Claim 16

Dependent Claim 37 words

A method as in claim 12, wherein: the predetermined criterion comprises a requirement that a set of different called numbers occurring in one of the compared groups of called numbers also occurs in the other compared group.

Claim 17

Dependent Claim 64 words

A method as in claim 12, for detecting fraud in a communications network in which each customer account further comprises: a settable indicator which when set indicates that the account is a debt account having a predetermined debt status, the first customer account being a debt account and, the indication, if provided, being that the selected further customer account is a probable fraudulent-application account.

Claim 18

Dependent Claim 35 words

A method as in claim 15, wherein: further customer accounts are selected sequentially from the database and comparisons are performed in respect of the first account and each of the further customer accounts in turn.

Claim 19

Dependent Claim 41 words

A method as in claim 15, wherein the first account is included in a list of debt accounts and comparisons are performed in respect of the selected further customer account and each of the debt accounts in said list, in turn.

Claim 20

Dependent Claim 37 words

A method as in claim 15, wherein: the further customer account is a matched customer account whose address matches that of the first customer account, and the first account is included in a list of debt accounts.

Claim 21

Dependent Claim 65 words

A method as in claim 18, wherein: the matched customer account is included in a list of matched customer accounts corresponding to the list of debt accounts, and the respective groups of called numbers associated with the matched customer accounts in the list are compared, in turn, with the respective groups of called numbers associated with the debt accounts corresponding to the matched customer accounts.

Claim 22

Dependent Claim 21 words

A method as in claim 15, wherein each further account selected is a customer account which is not a debt account.

Claim 23

Dependent Claim 38 words

A method as in claim 15 further including: responding to an indication of a probable fraudulent-application account by generating for postal despatch a standard letter in accordance with the name and address information of the probable fraudulent-application account.

Claim 24

Dependent Claim 96 words

A method as in claim 15, for detecting fraud in a communications network in which each customer account further comprises: a second settable indicator to indicate that the account is a probable fraudulent-application account, a third settable indicator to indicate that the account is temporarily out of service, upon said indication being provided, the second indicator of the probable fraudulent-application account is also set, and responding to receipt of said indication and to the expiry of a predetermined time interval therefrom by setting the third indicator if at said expiry the second indicator is still set.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2001-05-18	2001-11-17	2002-05-19	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2005-05-18	2005-11-17	2006-05-19	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2009-05-18	2009-11-17	2010-05-19	$7700.00	Window Closed / Lapsed

Management of communications networks

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