# US 10,771,269 B2 · Automated intelligent node for hybrid fiber-coaxial (HFC) networks

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- Number: US 10,771,269 B2
- Document ID: US10771269B2
- Status: Granted
- Kind: B2
- Application number: 15/917,430
- Filed: 2018-03-09
- Published: 2019-09-12
- Granted: 2020-09-08
- Earliest claimed: 2018-03-09
- Assignees: Cisco Technology, Inc.
- Applicants: Cisco Technology, Inc.
- Inventors: John Holobinko; John Alexander Ritchie, Jr.; John Skrobko; Huang Ping
- Web page: https://patentgrep.com/patent/US10771269B2

## CPC

- H04L 12/12: Arrangements for remote connection or disconnection of substations or of equipment thereof
- H04L 12/2801: {Broadband local area networks}
- H04L 12/2885: {Arrangements interfacing with optical systems (optical network equipment H04B10/00; optical multiplexers H04J14/05 and H04J14/07)}
- H04L 12/6418: {Hybrid transport}
- H04L 41/046: comprising network management agents or mobile agents therefor
- H04L 41/0813: characterised by the conditions triggering a change of settings
- H04L 41/0823: characterised by the purposes of a change of settings, e.g. optimising configuration for enhancing reliability (for optimising operational conditions of wireless networks H04W24/02)
- H04L 41/0866: Checking the configuration
- H04L 2012/6421: {Medium of transmission, e.g. fibre, cable, radio, satellite}
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)

## Abstract

Automated intelligent node setup and configuration in a Hybrid Fiber-Coaxial (HFC) Network may be provided. First, a desired operating profile for a node connected in a Hybrid Fiber-Coaxial (HFC) network may be determined by a computing device. Next, based on the desired operating profile, a setting for at least one component in the node may be determined by the computing device. Then the at least one component in the node may be adjusted remotely by the computing device to the determined setting.

## Claims

### Claim 1

A method comprising:
determining, by a computing device, a desired operating profile for a node connected in a Hybrid Fiber-Coaxial (HFC) network;
determining, by the computing device based on the desired operating profile, a setting for at least one component in the node;
adjusting remotely, by a computing device, the at least one component in the node to the determined setting, wherein adjusting remotely at least one component in the node comprises:
remotely causing power to a first port of the node to be turned off, the first port feeding a one of a plurality of node communication lines, and
remotely decreasing power to a second port of the node from a first level to a second level to match a power level of an operating spectrum of a customer premise equipment connected to the second port, the second port feeding the customer premises equipment through another of the plurality of node communication lines; and
storing the determined setting and the adjustment to the at least one component in a database located at a headend of the HFC network.

### Claim 2 (depends on 1)

The method of claim 1, wherein determining, by the computing device, the desired operating profile for the node connected in the HFC network comprises determining, by the computing device, wherein the computing device is remote from the node.

### Claim 3 (depends on 1)

The method of claim 1, wherein determining, by the computing device, the desired operating profile for the node connected in the HFC network comprises determining, by the computing device, wherein the computing device is located at the headend of an operator that operates the HFC network.

### Claim 4 (depends on 1)

The method of claim 1, wherein determining, by the computing device, the desired operating profile for the node connected in the HFC network comprises determining, by the computing device, wherein the computing device is remote from the node and operated by a field technician on the HFC network.

### Claim 5 (depends on 1)

The method of claim 1, wherein remotely causing the power to the first port of the node to be turned off comprises causing the power to the one of a plurality of node communication lines fed from the node to be turned off.

### Claim 6 (depends on 1)

The method of claim 1, wherein remotely decreasing power to a second port of the node from a first level to a second level to match a power level of an operating spectrum of a customer premise equipment connected to the second port comprises adjusting the power to the customer premises equipment connected to another of a plurality of node communication lines fed from the node to match the power level of an operating spectrum of the customer premises equipment connected to the another of the plurality of node communication lines fed from the node.

### Claim 7 (depends on 1)

The method of claim 1, wherein determining the desired operating profile for the node connected in the HFC network comprises determining the desired operating profile for the node connected in the HFC network wherein the node is configured to be inoperable when disconnected from the HFC.

### Claim 8

A system comprising:
a memory storage; and
a processing unit coupled to the memory storage, wherein the processing unit is operative to:
determine a desired operating profile for a node connected in a Hybrid Fiber-Coaxial (HFC) network;
determine, based on the desired operating profile, a setting for at least one component in the node;
adjust remotely the at least one component in the node to the determined setting, wherein the processing unit being operative to adjust remotely at least one component in the node comprises the processing unit being operative to:
remotely cause power to a first port of the node to be turned off, the first port feeding a one of a plurality of node communication lines, and
remotely decreasing power to a second port of the node from a first level to a second level to match a power level of an operating spectrum of a customer premise equipment connected to the second port, the second port feeding the customer premises equipment through another of a plurality of node communication lines; and
store the determined setting and the adjustment to the at least one component in a database located at a headend of the HFC network.

### Claim 9 (depends on 8)

The system of claim 8, wherein the computing device is remote from the node.

### Claim 10 (depends on 8)

The system of claim 8, wherein the computing device is located at the headend of an operator that operates the HFC network.

### Claim 11 (depends on 8)

The system of claim 8, wherein the computing device is remote from the node and operated by a field technician on the HFC network.

### Claim 12 (depends on 8)

The system of claim 8, wherein the processing unit being operative to adjust the at least one component in the node to the determined setting comprises the processing unit being operative to cause power to a one of a plurality of node communication lines fed from the node to be turned off.

### Claim 13 (depends on 8)

The system of claim 8, wherein the processing unit being operative to adjust the at least one component in the node to the determined setting comprises the processing unit being operative to adjust power to customer premises equipment connected to a one of a plurality of node communication lines fed from the node to match a power level of the customer premises equipment connected to an operating spectrum of the one of the plurality of node communication lines fed from the node.

### Claim 14

A non-transitory computer-readable medium that stores a set of instructions which when executed perform a method comprising:
determining, by a computing device, a desired operating profile for a node connected in a Hybrid Fiber-Coaxial (HFC) network;
determining, by the computing device based on the desired operating profile, a setting for at least one component in the node;
adjusting remotely, by a computing device, the at least one component in the node to the determined setting, wherein adjusting remotely at least one component in the node comprises:
remotely causing power to a first port of the node to be turned off, the first port feeding a one of a plurality of node communication lines, and
remotely decreasing power to a second port of the node from a first level to a second level to match a power level of an operating spectrum of a customer premise equipment connected to the second port, the second port feeding the customer premises equipment through another of a plurality of node communication lines; and
storing the determined setting and the adjustment to the at least one component in a database located at a headend of the HFC network.

### Claim 15 (depends on 14)

The non-transitory computer-readable medium of claim 14, wherein determining, by the computing device, the desired operating profile for the node connected in the HFC network comprises determining, by the computing device, wherein the computing device is remote from the node.

### Claim 16 (depends on 14)

The non-transitory computer-readable medium of claim 14, wherein determining, by the computing device, the desired operating profile for the node connected in the HFC network comprises determining, by the computing device, wherein the computing device is located at a headend of an operator that operates the HFC network.

### Claim 17 (depends on 14)

The non-transitory computer-readable medium of claim 14, wherein determining, by the computing device, the desired operating profile for the node connected in the HFC network comprises determining, by the computing device, wherein the computing device is remote from the node and operated by a field technician on the HFC network.

### Claim 18 (depends on 14)

The non-transitory computer-readable medium of claim 14, wherein adjusting the at least one component in the node to the determined setting comprises causing power to a one of a plurality of node communication lines fed from the node to be turned off.

### Claim 19 (depends on 14)

The non-transitory computer-readable medium of claim 14, wherein adjusting the at least one component in the node to the determined setting comprises adjusting power to a one of a plurality of node communication lines fed from the node to match a power level of an operating spectrum of the one of the plurality of node communication lines fed from the node.

### Claim 20 (depends on 14)

The non-transitory computer-readable medium of claim 14, wherein determining the desired operating profile for the node connected in the HFC network comprises determining the desired operating profile for the node connected in the HFC network wherein the node is configured to be inoperable when disconnected from the HFC.
