Methods and apparatus to develop management rules for qualifying broadband services

• US 20080080389A1
• Filed: 10/03/2006
• Published: 04/03/2008
• Est. Priority Date: 10/03/2006
• Status: Abandoned Application

• Current Assignee: AT&T Knowledge Ventures, L.P. (AT&T, Inc.)
• Original Assignee: AT&T Knowledge Ventures, L.P. (AT&T, Inc.)
• Inventors: Meng, Kevin, Savoor, Raghvendra Gurudath, Zhang, Donggen, Hart, Richard D., Yi, Xiaochuan
• Application Number:
  US11/542,292
• Publication Number:
  US 20080080389A1
• Time in Patent Office: Days
• US Class Current: 370/252
• CPC Class Codes: H04L 41/12 Discovery or management of network topologies
• CPC Class Codes: H04L 41/145 involving simulating, designing, planning or modelling of a network
• CPC Class Codes: H04L 41/22 comprising specially adapted graphical user interfaces [GUI]
• CPC Class Codes: H04L 43/087 Jitter
• CPC Class Codes: H04L 43/0894 Packet rate

Abstract

Methods and apparatus are disclosed to develop management rules for qualifying broadband services. An example method disclosed herein includes receiving a time period to analyze broadband network spectral compatibility, retrieving circuit operating metrics of a first and a second twisted copper pair circuit during the time period, and qualifying at least one of a first or a second plain old telephone system (POTS) twisted copper pair circuit for broadband services to determine the network spectral compatibility based on the operating metrics.

Claims

1. A method to analyze network performance comprising:

receiving a time period to analyze broadband network spectral compatibility;

retrieving circuit operating metrics of a first and a second twisted copper pair circuit during the time period; and

qualifying at least one of a first or a second plain old telephone system (POTS) twisted copper pair circuit for broadband services to determine the network spectral compatibility based on the operating metrics.

2. A method as defined in claim 1 further comprising collecting circuit topology information of the at least one of the first or the second POTS twisted copper pair circuits in a POTS network, the topology information comprising first and second twisted cable pair parameters.

3. A method as defined in claim 2 wherein qualifying POTS first and second twisted copper pair circuits comprises analyzing the circuit topology information and the circuit operating metrics of the first and second twisted copper pair circuits to determine at least one performance characteristic in response to at least one of an effect of an operating state of the first circuit on the second circuit, or an effect of an operating state of the second circuit on the first circuit.

4. A method as defined in claim 3 further comprising:

driving at least one of the first circuit or the second circuit; and

measuring a network performance characteristic of at least one of the first or second circuits.

5. A method as defined in claim 2 wherein collecting circuit topology information comprises retrieving twisted cable pair parameters from a network planning database.

6. A method as defined in claim 5 wherein the network planning database comprises history information concerning twisted cable pair topology.

7. A method as defined in claim 2 wherein at least one of the first or second twisted cable pair parameters comprise at least one of cable length, cable gauge, cable age, cable sheath type, cable location, or cable transceiver terminator location.

8. A method as defined in claim 1 wherein retrieving circuit operating metrics comprises receiving circuit operating metrics from an engineering database.

9. A method as defined in claim 1 wherein the circuit operating metrics comprise at least one of transmission signal power spectral density, transmission signal data rate, transmission signal error rate, or crosstalk.

10. A method as defined in claim 1 wherein qualifying the at least one of the first or the second POTS twisted copper pair circuit comprises performing multi-variant regression analysis on the first and second twisted copper pair circuits.

11. A method as defined in claim 10 wherein the at least one of the first or the second POTS twisted copper pair circuits is excited with electrical test parameters comprising at least one of signal power adjustments, signal on/off, or signal data rate adjustments.

12-23. -23. (canceled)

24. An article of manufacture storing machine readable instructions which, when executed, cause a machine to:

receive a time period to analyze broadband network spectral compatibility;

retrieve circuit operating metrics of the first and second twisted copper pair circuits during the time period; and

qualify at least one of a first or a second plain old telephone system (POTS) twisted copper pair circuit for broadband services to determine the network spectral compatibility based on the operating metrics.

25-33. -33. (canceled)

34. A network planning apparatus comprising:

a topology manager to receive plain old telephone system (POTS) network topology data;

a performance manager to receive POTS network performance data;

a qualification manager to receive analysis requests and to actuate at least one of the topology manager and the performance manager to retrieve POTS topology data and performance data in response to the analysis request; and

a statistical manager to process the addition of the POTS topology data and the performance data to determine if at least one POTS twisted cable pair is qualified to provide a broadband service.

35. An apparatus as defined in claim 34 further comprising an engineering database to store the network performance data and a planning database to store the network topology data.

36. An apparatus as defined in claim 35 further comprising a network interface to facilitate communication between at least one of the topology manager, the performance manager, the qualification manager, or the statistical manager and at least one of the engineering database or the planning database.

37. An apparatus as defined in claim 34 further comprising test and measurement equipment to collect performance data of the POTS network.

38. An apparatus as defined in claim 37 wherein the test and measurement equipment comprises at least one of an operational circuit broadband transceiver, an oscilloscope, a spectrum analyzer, a network analyzer, a logic analyzer, a protocol analyzer, a bit-error-rate tester, or an arbitrary waveform generator.

39. An apparatus as defined in claim 34 further comprising a web server to generate a graphical user interface (GUI), the GUI displaying at least one of a topology table, a performance table, or a data plot.

40. An apparatus as defined in claim 39 wherein the data plot comprises at least one of an independent variable, a dependent variable, or a linear relationship equation.

41. An apparatus as defined in claim 39 wherein the GUI comprises a network analysis screen area to display a plurality of network analysis parameters.

42. An apparatus as defined in claim 41 wherein the plurality of network analysis parameters comprise at least one of an independent variable, a dependent variable, a computational approach, a date range, or a geographic zone.