LexDanaLexDanabeta
Inventor

Nigel Bragg

Inventor
Weston Colville, GB

Overview

80→
Patents
1999–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 80 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication76%
H04QSelecting6%
H04JMultiplex communication5%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use3%
H04BTransmission2%
H04NPictorial communication, e.g. television2%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes1%
G06TImage data processing or generation, in general1%
H03HImpedance networks, e.g. resonant circuits1%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications1%
PatentTitleYear
10,686,699Multicast systems and methods for segment routing202010,069,639Multicast systems and methods for segment routing20189,876,707Method and apparatus for multicast implementation in a network20189,819,579'Header space analysis extension systems and methods for transport networks'20179,819,586'Network-based ethernet switching packet switch, network, and method'20179,503,360'Method and apparatus for traffic engineering in shortest path bridged networks'20169,444,720'Method and apparatus for multicast implementation in a routed ethernet mesh network'20169,432,213'IP forwarding across a link state protocol controlled ethernet network'20169,356,862'Differential forwarding in address-based carrier networks'20169,338,087'Source identification preservation in multiprotocol label switching networks'20169,319,268'Q-in-Q Ethernet rings'20169,313,121'Method and system for traffic engineered MPLS ethernet switch'20169,106,524'Protection for provider backbone bridge traffic engineering'20159,100,269'Provisioned provider link state bridging (PLSB) with routed back-up'20159,100,316'Resilient provider link state bridging (PLSB) virtual private LAN service (VPLS) interworking'20159,094,337'Source identification preservation in multiprotocol label switching networks'20159,036,641'Provider backbone bridging—provider backbone transport internetworking'20159,008,088'Multicast implementation in a link state protocol controlled ethernet network'20158,976,793'Differential forwarding in address-based carrier networks'20158,971,332'Implementation of VPNs over a link state protocol controlled Ethernet network'20158,964,531'Resilient attachment to provider link state bridging (PLSB) networks'20158,948,055'Resilient interworking of shortest path bridging and Ethernet virtual private networks'20158,923,292'Differential forwarding in address-based carrier networks'20148,885,490'Failure notification in a network having serially connected nodes'20148,879,424'Method and apparatus for exchanging routing information and the establishment of connectivity across multiple network areas'20148,867,366'Multicast implementation in a link state protocol controlled Ethernet network'20148,861,335'Resilient attachment to provider link state bridging (PLSB) networks'20148,787,394'Separate ethernet forwarding and control plane systems and methods with interior gateway route reflector for a link state routing system'20148,750,820'Method and apparatus for selecting between multiple equal cost paths'20148,711,863'Virtual links in a routed ethernet mesh network'20148,699,329'Tie-breaking in shortest path determination'20148,675,519'Evolution of ethernet networks'20148,644,313'Break before make forwarding information base (FIB) population for multicast'20148,605,627'Provider link state bridging (PLSB) computation method'20138,565,244'Resilient provider link state bridging (PLSB) virtual private LAN service (VPLS) interworking'20138,553,697'Provider backbone bridging—provider backbone transport internetworking'20138,514,878'Point-to-multipoint (P2MP) resilience for GMPLS control of ethernet'20138,504,727'Method and apparatus for interworking ethernet and MPLS networks'20138,498,297'Forwarding table minimisation in ethernet switches'20138,369,330'Provider backbone bridging—provider backbone transport internetworking'20138,331,367'Break before make forwarding information base (FIB) population for multicast'20128,325,611'Scaling OAM for point-to-point trunking'20128,274,989'Point-to-multipoint (P2MP) resilience for GMPLS control of ethernet'20128,270,319'Method and apparatus for exchanging routing information and establishing connectivity across multiple network areas'20128,270,290'Resilient attachment to provider link state bridging (PLSB) networks'20128,248,925'Method and apparatus for selecting between multiple equal cost paths'20128,238,245'Planning routes and allocating identifiers to routes in a managed frame-forwarding network'20128,224,946'Method and apparatus for accommodating duplicate MAC addresses'20128,223,668'Method and apparatus for exchanging routing information and the establishment of connectivity across multiple network areas'20128,223,660'Failure notification in a network having serially connected nodes'20128,194,668'Differential forwarding in address-based carrier networks'20128,194,554'Method and apparatus for providing bypass connectivity between routers'20128,085,676'Method and system for looping back traffic in QIQ ethernet rings and 1:1 protected PBT trunks'20118,059,647'Multicast implementation in a link state protocol controlled ethernet network'20118,005,016'Provider link state bridging (PLSB) computation method'20118,005,081'Evolution of ethernet networks'20117,924,836'Break before make forwarding information base (FIB) population for multicast'20117,911,944'Tie-breaking in shortest path determination'20117,894,450'Implementation of VPNs over a link state protocol controlled ethernet network'20117,822,031'Multicast implementation in a link state protocol controlled ethernet network'20107,756,035'Planning routes and allocating identifiers to routes in a managed frame-forwarding network'20107,688,756'Provider link state bridging'20107,522,846'Transmission power optimization apparatus and method'20097,463,584'System and method for hub and spoke virtual private network'20087,362,777'Concatenated transmission of synchronous data'20087,343,399'Apparatus and method for managing internet resource requests'20087,286,479'Routing for a communications network'20077,249,197'System, apparatus and method for personalising web content'20077,224,514'Using gain tilt for local compensation of unwanted power gradients'20076,959,149'Power balancing in DWDM optical networks'20056,865,611'Communications system, apparatus and method therefor'20056,854,013'Method and apparatus for optimizing network service'20056,704,307'Compact high-capacity switch'20046,600,749'Planning system for broadband multi-service connections'20036,587,469'Telecommunications system'20036,349,332'Mechanism for integration of management functionality in communications networks'20026,233,610'Communications network having management system architecture supporting reuse'20016,081,617'Data processing method and apparatus'20006,018,625'Management system architecture and design method to support reuse'20005,912,826'Data processing method and apparatus'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2018Based in Weston Colville, GB· patent location history
2002–2011Patents assigned to NORTEL NETWORKS LTD (22)· patent assignee history
2004–2020Based in Cambridge, GB· patent location history
2008–2016Based in Cambridgeshire, GB· patent location history
2011–2016Patents assigned to ALLAN DAVID (30)· patent assignee history
2011–2016Patents assigned to BRAGG NIGEL (29)· patent assignee history
2012–2015Patents assigned to ROCKSTAR CONSORTIUM US LP (18)· patent assignee history
2012–2020Patents assigned to CIENA CORP (13)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALLAN DAVID302011–2016
BRAGG NIGELself292011–2016
NORTEL NETWORKS LTD222002–2011
ROCKSTAR CONSORTIUM US LP182012–2015
CIENA CORP132012–2020
Locations
LocationPatentsSpan
Weston Colville, GB671999–2018
Cambridge, GB92004–2020
Cambridgeshire, GB42008–2016