Mesh network of simple nodes with centralized control

AK Choudhury, JM Murphy, J Boddu… - US Patent 9,634,928, 2017 - Google Patents
A mesh network of wired and/or wireless nodes is described in which a centralized controller
provides seamless end-to-end service from the edge of the mesh network to mesh nodes …

Method and apparatus for topology and path verification in networks

UC Kozat, G Liang, K Kokten - US Patent App. 14/429,707, 2015 - Google Patents
A method and apparatus are disclosed herein for topology and/or path verification in
networks. In one embodiment, a method is disclosed for use with a pre-determined subset of …

Controller placement for fast failover in the split architecture

M Tatipamula, N Beheshti-Zavareh, Y Zhang - US Patent 8,804,490, 2014 - Google Patents
BACKGROUND A split-architecture network design introduces a separation between the
control and forwarding components of a net work. Among the use cases of Such architecture …

Subscriber management and network service integration for software-defined networks having centralized control

AK Choudhury, JM Murphy, P Sindhu… - US Patent 9,979,595, 2018 - Google Patents
Subscriber management and network service integration for an access network is described
in which a centralized controller provides seamless end-to-end service from a network to …

Dynamic control channel establishment for software-defined networks having centralized control

AK Choudhury, JM Murphy, P Sindhu… - US Patent 9,596,169, 2017 - Google Patents
Dynamic control channel establishment for an access network is described in which a
centralized controller provides seamless end-to-end service from a core-facing edge of a …

Efficient topology failure detection in SDN networks

SM Saquib, E Chinthalapati, D Kumar - US Patent 9,742,648, 2017 - Google Patents
Techniques for performing efficient topology failure detection in SDN networks are provided.
In one embodiment, a computer system (eg, an SDN controller) can transmit a first message …

Software defined networking (SDN) specific topology information discovery

L Han - US Patent 9,749,214, 2017 - Google Patents
Primary Examiner—Hicham Foud Assistant Examiner—Ayanah George (74) Attorney,
Agent, or Firm—Conley Rose, PC (57) ABSTRACT Disclosed herein is a mechanism for …

Architecture and methods for traffic management by tunneling in hierarchical cellular networks

B Giloh, Y Shoshan, A Schwartz - US Patent 10,091,690, 2018 - Google Patents
A hierarchical cellular network system having a core and comprising a plurality of nodes,
wherein at least one node comprises a relay; and wherein at least one relay includes: a …

Cellular communication system with moving base stations and methods and apparatus useful in conjunction therewith

B Giloh - US Patent 9,769,871, 2017 - Google Patents
A mobile communication network system comprising a core network including a core device
and at least one static base station; base stations; and Mobile stations communicating via …

Controller placement for fast failover in the split architecture

N Beheshti-Zavareh, Y Zhang, J Halpern - US Patent 9,225,591, 2015 - Google Patents
A method implemented by a network topology design system, the network topology design
system including a processing device. The method to determine placement of a controller …