# US 9,521,069 B2 · Managing alternative networks for high quality of service communications

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- Number: US 9,521,069 B2
- Document ID: US9521069B2
- Status: Granted
- Kind: B2
- Application number: 14/708,132
- Filed: 2015-05-08
- Published: 2016-11-10
- Granted: 2016-12-13
- Earliest claimed: 2015-05-08
- Assignees: Ooma, Inc.
- Applicants: Ooma, Inc.
- Inventors: William M. Gillon; Hai Lei; Tobin E. Farrand; David A. Bryan
- Web page: https://patentgrep.com/patent/US9521069B2

## CPC

- H04L 12/2801: {Broadband local area networks}
- H04L 12/2838: {Distribution of signals within a home automation network, e.g. involving splitting/multiplexing signals to/from different paths (adaptations of television systems for transmission by electric cable for domestic distribution H04N7/106; hybrid transport H04L12/6418; home network arrangements specially adapted for distribution of digital video signals H04N7/24)}
- H04L 12/2898: {Subscriber equipments (DSL modems H04M11/062; cable modems H04L12/2801)}
- H04L 43/0829: Packet loss
- H04L 43/0835: {One way packet loss}
- H04L 43/0852: Delays
- H04L 43/0858: {One way delays}
- H04L 43/0894: Packet rate
- H04L 43/16: Threshold monitoring
- H04L 45/22: {Alternate routing}
- H04L 45/28: using route fault recovery
- H04L 45/74: Address processing for routing
- H04L 47/24: Traffic characterised by specific attributes, e.g. priority or QoS
- H04L 49/557: {Error correction, e.g. fault recovery or fault tolerance}
- H04L 61/106: across networks, e.g. mapping telephone numbers to data network addresses
- H04L 65/4015: {where at least one of the additional parallel sessions is real time or time sensitive, e.g. white board sharing, collaboration or spawning of a subconference}
- H04L 65/80: Responding to QoS
- H04L 67/51: Discovery or management thereof, e.g. service location protocol [SLP] or web services
- H04L 69/14: Multichannel or multilink protocols
- H04L 69/22: Parsing or analysis of headers
- H04L 69/40: for recovering from a failure of a protocol instance or entity, e.g. service redundancy protocols, protocol state redundancy or protocol service redirection (management of faults, events, alarms or notifications in data switching networks H04L41/06)
- Y02D 30/50: in wire-line communication networks, e.g. low power modes or reduced link rate
- Y04S 40/00: Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- Y02D: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y04S: SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS

## Abstract

Methods and systems are provided. Exemplary methods may include: providing a first data packet to a first interface, the first data packet including a first address and being received from a computing device, the computing device being at a premises and coupled to a third interface, the first interface coupled to a first broadband connection received at the premises, the first broadband connection being coupled to a service using a first data network; determining at least one second data packet to be received at the first interface from the service is lost or delayed; supplying a second address to the computing device for communications with the service, in response to the determining; receiving from the computing device a third data packet including the second address; modifying the third data packet including replacing the second address with the first address; and giving the modified third data packet to a second interface.

## Claims

### Claim 1

A system for managing alternative networks comprising:
a first interface coupled to a first broadband connection received at a premises, the first broadband connection being coupled to a service outside the premises using a first data network;
a second interface coupled to a second broadband connection received at the premises, the second broadband connection being coupled to the service outside the premises using a second data network and being different from the first broadband connection;
a third interface coupled to a computing device at the premises;
a processor coupled to the first, second, and third interfaces; and
a memory coupled to the processor, the memory storing instructions executable by the processor to perform a method comprising:
providing a first data packet to the first interface, the first data packet including a first address and being received from the computing device;
determining at least one second data packet to be received at the first interface from the service is lost or delayed;
supplying a second address to the computing device for communications with the service, in response to the determining;
receiving from the computing device a third data packet including the second address;
modifying the third data packet including replacing the second address with the first address;
giving the modified third data packet to the second interface;
determining a quality of service provided by the first data network, the determining including:
measuring at least one of a data rate and a number of lost packets over the first data network, and
comparing the measurements to at least one of a predetermined data rate and predetermined number of lost packets;
supplying the first address to the computing device for communications with the service, in response to the determining the quality of service;
receiving from the computing device a fourth data packet including the first address; and
giving the fourth data packet to the first interface.

### Claim 2 (depends on 1)

The system of claim 1 wherein the method further comprises:
receiving from the service using the second interface the fourth data packet;
modifying the fourth data packet including replacing the first address with the second address; and
forwarding the modified fourth data packet to the computing device using the third interface.

### Claim 3 (depends on 1)

The system of claim 1 wherein the method further comprises:
monitoring an amount of data transferred associated with the second broadband connection; and
issuing at least one alert in response to the amount exceeding at least one predetermined threshold, the at least one predetermined threshold being associated with billing parameters associated with the second broadband connection.

### Claim 4 (depends on 1)

The system of claim 1 wherein the method further comprises:
communicating with the service using the first interface to establish communications through the second broadband connection, the communicating including at least one of a Session Initiation Protocol (SIP) message, SIP header, Uniform Resource Identifier (URI) parameter, Real-time Transport Control Protocol (RTCP) message, and Real-time Transport Protocol (RTP) packet.

### Claim 5 (depends on 1)

The system of claim 1 wherein the supplying a second address includes:
directing to the computing device at least one of an SIP message, SIP header, URI parameter, RTCP message, and RTP packet.

### Claim 6 (depends on 1)

The system of claim 1 wherein
the first broadband connection is at least one of a leased T-carrier line, Synchronous Optical Networking (SONET), Synchronous Digital Hierarchy (SDH), cable internet access, Digital Subscriber Line (DSL), Fiber-to-the-home (FTTH), Broadband over power lines (BPL), Wi-Fi, WiMAX, mobile broadband, and satellite broadband;
the second broadband connection is at least one of a one of a leased T-carrier line, Synchronous Optical Networking (SONET), Synchronous Digital Hierarchy (SDH), cable internet access, Digital Subscriber Line (DSL), Fiber-to-the-home (FTTH), Broadband over power lines (BPL), Wi-Fi, WiMAX, and mobile broadband; and
the third interface is coupled to a local data network, the local data network including at least one of a wired local area network (LAN), wireless LAN, and wireless communications using one or more of Digital Enhanced Cordless Telecommunications (DECT), Bluetooth, and Bluetooth low energy.

### Claim 7 (depends on 6)

The system of claim 6 wherein the second broadband connection is associated with at least one of an alarm system, mobile device, network capable consumer device, and in-car Internet system located on or about the premises.

### Claim 8 (depends on 1)

The system of claim 1 wherein
the determining at least one second data packet to be received at the first interface from the service is lost or delayed uses a scorecard, and
the method further comprises at least one of adjusting at least one of a redundancy level and an encoding rate of data received by the first interface, and performing diagnostics using data received by the first interface, in response to the determining.

### Claim 9 (depends on 1)

The system of claim 1 wherein the determining at least one second data packet to be received at the first interface from the service is lost or delayed includes:
detecting at least one of changes to jitter buffer size, packet latency above a predetermined threshold, and degradation in audio quality using a number of lost packets.

### Claim 10

A method for managing alternative networks comprising:
providing a first data packet to a first interface, the first data packet including a first address and being received from a computing device, the computing device being at a premises and coupled to a third interface, the first interface coupled to a first broadband connection received at the premises, the first broadband connection being coupled to a service outside the premises using a first data network;
determining at least one second data packet to be received at the first interface from the service is lost or delayed;
supplying a second address to the computing device for communications with the service, in response to the determining;
receiving from the computing device a third data packet including the second address;
modifying the third data packet including replacing the second address with the first address;
giving the modified third data packet to a second interface, the second interface coupled to a second broadband connection received at the premises, the second broadband connection being coupled to the service outside the premises using a second data network and being different from the first broadband connection;
determining a quality of service provided by the first data network, the determining including:
measuring at least one of a data rate and a number of lost packets over the first data network, and
comparing the measurements to at least one of a predetermined data rate and predetermined number of lost packets;
supplying the first address to the computing device for communications with the service, in response to the determining the quality of service;
receiving from the computing device a fourth data packet including the first address; and
giving the fourth data packet to the first interface.

### Claim 11 (depends on 10)

The method of claim 10 further comprising:
receiving from the service using the second interface the fourth data packet;
modifying the fourth data packet including replacing the first address with the second address; and
forwarding the modified fourth data packet to the computing device using the third interface.

### Claim 12 (depends on 10)

The method of claim 10 further comprising:
monitoring an amount of data transferred associated with the second broadband connection; and
issuing at least one alert in response to the amount exceeding at least one predetermined threshold, the at least one predetermined threshold being associated with billing parameters associated with the second broadband connection.

### Claim 13 (depends on 10)

The method of claim 10 further comprising:
communicating with the service using the first interface to establish communications through the second broadband connection, the communicating including at least one of a Session Initiation Protocol (SIP) message, SIP header, Uniform Resource Identifier (URI) parameter, Real-time Transport Control Protocol (RTCP) message, and Real-time Transport Protocol (RTP) packet.

### Claim 14 (depends on 10)

The method of claim 10 wherein the supplying the second address includes:
directing to the computing device at least one of an SIP message, SIP header, URI parameter, RTCP message, and RTP packet.

### Claim 15 (depends on 10)

The method of claim 10 wherein
the first broadband connection is at least one of a leased T-carrier line, Synchronous Optical Networking (SONET), Synchronous Digital Hierarchy (SDH), cable internet access, Digital Subscriber Line (DSL), Fiber-to-the-home (FTTH), Broadband over power lines (BPL), Wi-Fi, WiMAX, mobile broadband, and satellite broadband;
the second broadband connection is at least one of a one of a leased T-carrier line, Synchronous Optical Networking (SONET), Synchronous Digital Hierarchy (SDH), cable internet access, Digital Subscriber Line (DSL), Fiber-to-the-home (FTTH), Broadband over power lines (BPL), Wi-Fi, WiMAX, satellite broadband, and mobile broadband; and
the third interface is coupled to a local data network, the local data network including at least one of a wired local area network (LAN), wireless LAN, and wireless communications using one or more of Digital Enhanced Cordless Telecommunications (DECT), Bluetooth, and Bluetooth low energy.

### Claim 16 (depends on 15)

The method of claim 15 wherein the second broadband connection is associated with at least one of an alarm system, mobile device, network capable consumer device, and in-car Internet system located on or about the premises.

### Claim 17 (depends on 10)

The method of claim 10 wherein
the determining at least one second data packet to be received at the first interface from the service is lost or delayed uses a scorecard, and
the method further comprises at least one of adjusting at least one of a redundancy level and an encoding rate of data received by the first interface, and performing diagnostics using data received by the first interface, in response to the determining.

### Claim 18 (depends on 10)

The method of claim 10 wherein the determining at least one second data packet to be received at the first interface from the service is lost or delayed includes:
detecting at least one of changes to jitter buffer size, packet latency above a predetermined threshold, and degradation in audio quality using a number of lost packets.

### Claim 19

A system for managing alternative networks comprising:
a first interface coupled to a first broadband connection received at a premises, the first broadband connection being coupled to a service outside the premises using a first data network;
a second interface coupled to a second broadband connection received at the premises, the second broadband connection being coupled to the service outside the premises using a second data network and being different from the first broadband connection;
a third interface coupled to a computing device at the premises;
a processor coupled to the first, second, and third interfaces; and
a memory coupled to the processor, the memory storing instructions executable by the processor to perform a method comprising:
providing a first data packet to the first interface, the first data packet including a first address and being received from the computing device;
determining at least one second data packet to be received at the first interface from the service is lost or delayed;
supplying to the service a second address associated with the second data network in response to the determining, the second address for sending by the service redundant information;
receiving from the service at least a third data packet using the first interface and redundant information associated with the at least third data packet using the second interface;
receiving from the service redundant information associated with a fourth data packet using the second interface;
reconstructing the fourth data packet using the redundant information;
forwarding the at least third data packet to the third interface;
giving the reconstructed fourth data packet to the third interface;
determining a quality of service provided by the first data network, the determining including:
measuring at least one of a data rate and a number of lost packets over the first data network, and
comparing the measurements to at least one of a predetermined data rate and predetermined number of lost packets;
supplying the first address to the computing device for communications with the service, in response to the determining the quality of service;
receiving from the computing device the fourth data packet including the first address; and
giving the fourth data packet to the first interface.

### Claim 20

A method for managing alternative networks comprising:
providing a first data packet to a first interface, the first data packet including a first address and being received from a computing device, the computing device being at a premises and coupled to a third interface, the first interface coupled to a first broadband connection received at the premises, the first broadband connection being coupled to a service outside the premises using a first data network;
determining at least one second data packet to be received at the first interface from the service is lost or delayed;
supplying to the service a second address in response to the determining, the second address associated with a second data network, the second data network being associated with a second broadband connection, the second broadband connection being received at the premises and coupled to a second interface;
receiving from the service at least a third data packet using the first interface and redundant information associated with the at least third data packet using the second interface;
receiving from the service redundant information associated with a fourth data packet using the second interface;
reconstructing the fourth data packet using the redundant information;
forwarding the third data packet to the third interface;
giving the reconstructed fourth data packet to the third interface;
determining a quality of service provided by the first data network, the determining including:
measuring at least one of a data rate and a number of lost packets over the first data network, and
comparing the measurements to at least one of a predetermined data rate and predetermined number of lost packets;
supplying the first address to the computing device for communications with the service, in response to the determining the quality of service;
receiving from the computing device the fourth data packet including the first address; and
giving the fourth data packet to the first interface.