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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...
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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...
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6337859 |
Non-blocking crossconnect apparatus
A non-blocking crossconnect apparatus includes a primary bi-directional crossconnect device and a plurality of secondary bi-directional crossconnect devices. The primary crossconnect device has a...
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5345228 |
Very large scale modular switch
Switch resources for a one-sided crosspoint switch with distributed control (i.e., switch ports, internal busses and controllers) have been organized so that modular growth is facilitated by: (1)...
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5325089 |
Two-stage, at least doubled ATM reversing switching network having (2n×2n) switching matrices
Two-stage, at least doubled ATM reversing switching network having (2n×2n) switching matrices. For expanding a two-stage, doubled ATM self-routing reversing switching network, the switching...
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5264842 |
Generalized usage of switch connections with wait chain
Requestors for a busy port in a multi-port communication system are enqueued in wait chains. The connectivity of a crossbar switch is employed to store the wait chains. Elements of the wait chain...
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5072217 |
One-sided crosspoint switch with distributed control
In a one-sided crosspoint switch, multiple controllers are used instead of a single controller for control of the switching matrix. The controllers operate in parallel, thereby handling requests...
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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 clock...
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4908823 |
Hybrid communications link adapter incorporating input/output and data communications technology
There is disclosed a data communications link adapter providing flow of data control and status information between an input/output (I/O) Backplane and a fiber optic Frontplane. The adapter...
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4800383 |
Data processing arrays and a method of producing them
A notional two-dimensional array of processors is subdivided into a plurality of identical sub-arrays constituted by respective sub-array boards arranged in a stack in which the order of the...
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4677436 |
Expandable electronic matrix
An arrangement for connecting an array of individual electronic elements into a readily expandable matrix. The arrangement comprises a plurality of matrix slices with each slice including a set...
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4630045 |
Controller for a cross-point switching matrix
A controller for controlling a one-sided switching matrix comprising a plurality of circuit elements under the control of logic circuitry. The controller interprets a request for connection or...
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4605928 |
Fault-tolerant array of cross-point switching matrices
A cross-point switch comprising an array of cross-point matrices 60, 62, 64, 65 in which the internal lines 22-32 are connected to external lines 45-54 by tri-state buffers 36-44. The external...
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4491838 |
Starloop communication network and control system therefor
A starloop communication network for intraestablishment communication in a multiterminal processing system includes a digital switch as its central terminal. In the basic mode, the switch is...
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4079207 |
Telecommunication switching system
A telecommunication switching system in which a required number of switching arrays or matrixes are combined together and the switching arrays or matrixes are divided into a group having in a...
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3995122 |
End mark controlled switching system and method
An end mark controlled switching system including a crosspoint matrix and a plurality of single ended junctors for linking paths within the matrix. The single ended junctors are adapted to link...
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3893082 |
Automatic matrix control system
An automatic control system providing a versatile programmable unit for controlling for example machine tools, comprising means for realising a set of Boolean relationships, in electrical form,...
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3655919 |
BILATERAL ELECTRICAL COMMUNICATION SWITCHING NETWORK
A communication switching network through which digital signals may be simultaneously transmitted in opposite directions during the same time slot on a single conducting path. The impedances at...
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3582893 |
SELECTIVE SWITCHING MATRIX CONFIGURATION HAVING SAME INDUCTANCE AT EACH DRIVING POINT
The two sets of rail circuits of a selective switching matrix are arranged in parallel arrays extending colinearly in substantially the same plane. Their cross-point interconnecting circuits are...
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3550089 |
COMPLEMENTARY SEMICONDUCTOR MATRIX ARRAYS FOR LOW POWER DISSIPATION LOGIC APPLICATION
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3515810 |
MULTISTAGE END MARKED FOLDED FERREED SWITCHING NETWORK
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3469035 |
TELECOMMUNICATION SWITCHING SYSTEMS
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3399380 |
Interconnection network
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3300587 |
Automatic telecommunication exchanges
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3136863 |
Electronic switching system and line circuit therefor
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3118973 |
Electronically controlled crosspoint switches
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3105224 |
Switching circuit in a matrix arrangement utilizing transistors for switching information
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2908893 |
Magnetic-switch cross-coupling minimization system
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