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8913892 Sectorization in distributed antenna systems, and related components and methods  
Distributed antenna systems in which the distributed antenna systems can be sectorized. Radio bands distributed by the distributed antenna systems are allocated to one or more sectors. The antenna...
8548330 Sectorization in distributed antenna systems, and related components and methods  
Embodiments disclosed provide sectorization in distributed antenna systems, and related components and methods. The antenna units in the distributed antenna systems can be sectorized. In this...
8300650 Configuring a three-stage Clos-network packet switch  
Examples of are disclosed for configuring one or more routes through a three-stage Clos-network packet switch.
8065433 Hybrid butterfly cube architecture for modular data centers  
A hybrid Butterfly Cube (“BCube”) architecture is described herein. The BCube architecture is a server-centric network architectural design, and includes a plurality of servers. Each of the...
8018326 Matrix switch  
A matrix switch is provided with a plurality of input-terminals, a plurality of output-terminals, a plurality of connector switch elements connecting the plurality of input-terminals with the...
7843908 Scalable two-stage Clos-networking switch and module-first matching  
A configuration scheme for IQC switches that hierarchizes the matching process reduces configuration complexity by performing routing first and port matching afterwards in a three-stage...
7835357 Methods and apparatus for packet classification based on policy vectors  
In one embodiment, a method, comprising producing a first policy vector based on a first portion of a data packet received at a multi-stage switch. The method also includes producing a second...
7592894 Reconfigurable switch having an overlapping Clos Architecture  
A data-communications switch having at least two modes of operation is provided. The data communications switch includes a first Clos switch having a first mode of operation and a second Clos...
7561848 Apparatus for manufacturing management using a wireless device  
A method of inventory management is described. Upon activation of a button on a wireless device, the wireless device having a light source and a transceiver with a unique media address...
7424011 Rearrangeably nonblocking multicast multi-stage networks  
A rearrangeably nonblocking multicast network includes an input stage having r1 switches and n1 inlet links for each of r1 switches, an output stage having r2 switches and n2 outlet links for each...
7424010 Strictly nonblocking multicast multi-split linear-time multi-stage networks  
In one embodiment, a controller is configured to establish a new multicast connection within a network without changing a path of an existing multicast connection within the network. The network...
7378938 Strictly nonblocking multicast multi-stage networks  
A three-stage network is operated in strictly nonblocking manner and includes an input stage having r1 switches and n1 inlet links for each of r1 switches, an output stage having r2 switches and...
7023841 Three-stage switch fabric with buffered crossbar devices  
A switch fabric for routing data has a switching stage configured between an input stage and an output stage. The input stage forwards the received data to the switching stage, which routes the...
6696917 Folded Clos architecture switching  
A novel folded Clos switch apparatus and method therefore for reducing the number of unemployed I/O terminals of a multistage Clos switching network by partitioning a crossbar switch to provide...
6614904 Apparatus and method for effecting a communication arrangement between switch arrays  
An apparatus is disclosed for effecting a communication arrangement of a plurality of communication circuits between first connection loci of a first switch array and second connection loci of a...
6393019 Matrix switch  
A matrix switch comprises a matrix switch main body (2), a preprocessing block (1) provided on an input side of the matrix switch main body (2), and a postprocessing block (3) provided on an...
5945922 Widesense nonblocking switching networks  
A multirate network is Wide Sense Non Blocking with a new routing algorithm classifying requests into large, load greater than 1/(1+p), and small groups, where B is the upper load bound of any...
5889775 Multi-stage switch  
The present invention provides a multi-stage switch. An input or first stage receives a plurality of information signals. An output or third stage distributes a plurality of information signals. A...
5835024 Multi-stage interconnection network with selectable function switching apparatus  
The present invention addresses the limitations of prior art ALLNODE switches by including dual priority, adaptive, path seeking, and flash-flood functionalities in a single ALLNODE switch. The...
5801641 Controller for a non-blocking broadcast network  
A controller for a nonblocking broadcast switching network comprising an input stage, an output stage, and a middle stage. The input stage has N1 or n1 r1 input ports and r1 switches, where n1 ≥2...
5754120 Network congestion measurement method and apparatus  
A communication system including a CLOS switching network, and a method for characterizing network capacity, usage, congestion, and blocking and/or near blocking states. The CLOS switching network...
5751934 Non-blocking fault-tolerant gamma network for multi-processor system  
A non-blocking fault tolerant gamma network for a multi-processor system is disclosed, including: N dual links respectively connected to n source nodes, and for transmitting data input; a first...
5572198 Method and apparatus for routing in reduced switch matrices to provide one hundred percent coverage  
A field programmable gate array in which the pattern of a first smaller switch matrix is continued into a number of other smaller reduced switch matrices necessary to provide full coverage for all...
5495476 Parallel algorithm to set up benes switch; trading bandwidth for set up time  
Benes networks are very effective in providing inter-processor communication in SIMD parallel machines, provided the communication patterns are compile-time determinable. These networks are ill...
5469154 Multiconnection switching networks  
Multi-stage switching networks for connecting any one of N2 output ports to any one of N1 input ports that are strictly non-blocking or are rearrangeable to provide a wide-sense non-blocking...
5451936 Non-blocking broadcast network  
The present invention pertains to a nonblocking broadcast switching network. The network comprises an input stage. The input stage has N1 or n1 r1 input ports and r1 switches, where n1 ≥2 and r1...
5450074 Method for setting branch routes in a three-stage cross-connect switch system  
When setting a branch route in a three-stage cross-connect switch system having a non-blocking three-stage Clos switch configuration having input stage switches, intermediate stage switches and...
5408231 Connection path selection method for cross-connect communications networks  
A method and system for finding a path through a communications matrix represents the assignment of a center stage switch through an input switch to input gates by an input stage array, center...
5396231 Modular communications interconnection  
A communications system (FIG. 7) couples together a number of entities or communications devices 710 by means of alternating stages (722, 726) of crossbar switches (712, 716) and stages (724, 728)...
5369400 Method and system for hitlessly rearranging connections in a cross-connect communications network  
A method and system for hitlessly rearranging a communications matrix and maintaining connections of previously connected signals forms an immediate and temporary connection configuration of a...
5343194 Methods and system for immediately connecting and reswitching digital cross-connect networks  
A method and system to immediately connect and reswitch connection configurations through a rearrangeable communications matrix that immediately connects an input gate causing rearrangeably...
5325090 Three-stage, at least doubled atm switching network  
Three-stage, at least doubled ATM switching network. A method for expanding a three-stage, stretched and at least doubled ATM self-routing switching network, the switching matrices of the second...
5317310 Method and system for selecting an optimal rearrangement sequence for a cross-connect communication matrix  
A method and system for determining the minimum number of rearrangements for connecting an input gate to an output gate through a rearrangeably blocked communications matrix represent the...
5291477 Method and system for multicast routing in an ATM network  
Method and system for multicast routing in an ATM network including a multicast tree having a plurality of nodes interconnected by links wherein a weight representative of traffic congestion level...
5276425 Method for broadcasting in Clos switching networks by limiting the number of point-to-multipoint connections  
A process that disallows any bridging onto the signal to be broadcast from any switch of the input stage of the Clos switching network and that further disallows any requests for...
5200746 Switching module for digital cross-connect systems  
In a switching module for a digital cross-connect system, N input terminals of the module are divided into first and second groups and N output terminals are likewise divided into first and second...
5198808 Matrix switch apparatus with a diagnosis circuit having stand-by ports and reduced size matrix switching elements  
In a matrix switch apparatus with a diagnosis circuit, a switch unit is positioned between a group of input line interface circuits and a group of output line interface circuits. The switch unit...
5111200 Broadband space-division switching network with linkage in a printed circuit board having multi-layer micro-strip lines  
In broadband space-division switching networks a multi-layer p.c. board is used for wiring the switching matrices of adjacent switching stages. In case of a plurality of links between the...
5103220 Method of expanding a three-stage regular switching array  
A method of expanding a regular three-stage switching array. Original switching blocks of the first and third stages having a smaller number of crosspoints are enlarged to switching blocks having...
5032837 Method for expanding N×N three-stage switching network to 2N×2N three-stage switching network  
N/n first-stage switches of an existing N×N three stage network are decomposed into 2N/n virtual switches having n inlets and 2n outlets, and N/n third-stage switches are likewise decomposed into...
4983961 Three stage non-blocking switching array  
A three-stage non-blocking switching array having twice the number of inputs and outputs for its sub-arrays of its input and output stages as the number of lines to be switched, and having one...
4970505 Three stage switching apparatus  
A three stage switching apparatus freely connects N input terminals and N output terminals and includes a first stage, a second stage, a third stage, and a connecting circuit. The first stage is...
4914429 Switch components and multiple data rate non-blocking switch network utilizing the same  
A switching component preferably in integrated circuit form is provided. The switching component has a plurality of inlet and outlet data ports with associated inlet and outlet clock ports, a...
4862161 Three-stage coupling arrangement  
The present invention relates to a three-stage coupling arrangement for an electrical data exchange system in which coupling matrixes of all stages are constructed identically. The coupling...
4833468 Layered network  
A Layered Network system may provide varying cost from order NlogN low-cost networds, to completely-routing, fully-Layered networks with cots of order Nlog 3 N. Layered networks are composed of...
4821034 Digital exchange switch element and network  
A method and apparatus for a multi-channel space-division switching network capable of providing dedicated line connections from a large number of inlets to a large number of outlets for either...
4417244 Automatic path rearrangement for blocking switching matrix  
A method for rearranging a three stage (primary, intermediate, tertiary) switching network to permit data or digitized voice signals to be transmitted from any given primary outlet to any given...
4417245 Digital space division exchange  
A switching network is comprised of a plurality of identical chips and a network (control) processor. Each of the chips is a novel intelligent switch and includes both a cross point array as well...
4394541 Three stage minimum configuration conditionally non-blocking matrix  
A switching system has N inputs and M outputs and three stages of matrices. The first stage includes n substage matrices, each with x inputs and x outputs where N equal nx. The second stage...
4393381 Transfer bus matrix  
A transfer bus matrix provides a single channel of a plurality of conductors to which multiple inputs and multiple outputs are connected by ports or control gates which allow them to be...
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