|
Match
|
Document |
Document Title |
|
|
8169296 |
Switch matrix
A switch matrix module (600) includes programmable stub breakers (508-512, 514-518) which can break off the bus and isolate unused portion of the switch matrix. Using three-way stub breakers...
|
|
|
8164489 |
Key scanning circuit
In a key scanning circuit, a key input unit has a parallel connection of a plurality of circuits having a series connection of resistors and switches between a power supply input terminal and a key...
|
|
|
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...
|
|
|
7911325 |
Communication system, and endpoint device and interrogator
A communication system wherein each endpoint device which has received an interrogating signal from an interrogator responds with a reflected signal generated by modulating the interrogating signal...
|
|
|
7908422 |
System and method for a distributed crossbar network using a plurality of crossbars
A system and method for single hop, processor-to-processor communication in a multiprocessing system over a plurality of crossbars are disclosed. Briefly described, one embodiment is a...
|
|
|
7777650 |
Key system with two operation nodes for detecting status of keys
A key system utilizes two operation nodes to detect the status of a plurality of keys, and each operation node can output and read a high, a low, and a clock signal. When an operation node outputs...
|
|
|
7768422 |
Method of restoring a remote wireless control device to a known state
The present invention provides a method of restoring a remotely-located control device of a wireless load control system to a default factory setting. The control device is operable to be coupled...
|
|
|
7764164 |
RFID interrogator and data communication method thereof
An interrogator autonomously reduces interference of receiving radio waves in a wireless tag. The interrogator transmitting and receiving a signal to and from a wireless tag, comprises a carrier...
|
|
|
7716406 |
Method and system for persistent reservation handling in a multi-initiator environment
Embodiments of the present invention provide a system and method for handling persistent reservations. More particularly, according to one embodiment of the present invention, a routing device that...
|
|
|
7568063 |
System and method for a distributed crossbar network using a plurality of crossbars
A system and method for single hop, processor-to-processor communication in a multiprocessing system over a plurality of crossbars are disclosed. Briefly described, one embodiment is a...
|
|
|
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...
|
|
|
7023817 |
Method and apparatus for source device synchronization in a communication system
A communications method including the steps of: activating a plurality of signal sources, and transmitting a synchronization event to the plurality of signal sources to cause the plurality of...
|
|
|
7013361 |
Routing switcher with variable input/output architecture
Conventional routing switchers have employed a fixed architecture, i.e. the input and output connectors of the switching matrix are fixed in function. Prior art routing switchers use fixed matrix...
|
|
|
7002981 |
Method and arbitration unit for digital switch
In a data switching system, the ingress and egress ports of a memoryless cross-bar switch are controlled by an arbitration method. The arbitration method uses a three phase process involving (i) a...
|
|
|
6998958 |
Remote control system for a vehicle
A remote control system for precisely identifying a distance from the vehicle to an entry key and favorably controlling a vehicle-mounted device such as a door corresponding to the distance. The...
|
|
|
6995656 |
Switching device comprising local decoding means
The invention relates to a switching device comprising a plurality of inputs and outputs which are interconnected by a matrix of interconnection points for transmitting electric signals supplied...
|
|
|
6982974 |
Method and apparatus for a rearrangeably non-blocking switching matrix
A switching apparatus is disclosed that employs a relatively simple and inexpensive switching matrix, but which avoids interruption of existing connections when connections are added or removed....
|
|
|
6965299 |
High-speed, low-power crossbar switch
In a crosspoint switch, both input buses and output buses are driven at low swing. Self-timed, differential, push-pull, low swing driver circuits drive the input buses and are provided in the...
|
|
|
6842104 |
SYSTEM LSI AND A CROSS-BUS SWITCH APPARATUS ACHIEVED IN A PLURALITY OF CIRCUITS IN WHICH TWO OR MORE PAIRS OF A SOURCE APPARATUS AND A DESTINATION APPARATUS ARE CONNECTED SIMULTANEOUSLY AND BUSES ARE WIRED WITHOUT CONCENTRATION
A cross-bus switch apparatus which establishes simultaneously two or more pairs of connections between (i) a source bus arbitrarily selected from a plurality of source buses connected to one or...
|
|
|
6816057 |
Segmented crosspoint switch array
A switch for routing input signals from any of N input terminals to one or more of M output terminals includes a high-speed N×M crosspoint switch array providing the necessary signal paths. Each ...
|
|
|
6816129 |
Multiple display device for use with existing personal computer systems
A method and apparatus for adapting a single computer to drive at least two displays is disclosed. In one embodiment, an apparatus for adapting a single computer to drive at least two displays is...
|
|
|
6653929 |
Method of determining network paths in a three stage switching matrix
In a three stage non-blocking switching matrix (10), there are originating stages (12), center stages (14), and terminating stages (16). In order to establish matrix connections for either a one...
|
|
|
6646984 |
Network topology with asymmetric fabrics
Enhanced performance is realized in a multi-fabric/multi switch group interconnect network by providing asymmetric fabric topologies wherein at least one link between a user-port and a switch-port...
|
|
|
6639523 |
Resistive keyboard with status keys
An arrangement of a plurality of status keys in a keyboard for entering information in an electronic device. The keyboard comprises a plurality of regular keys connected to a resistive strip at a...
|
|
|
6525650 |
Electronic switching matrix
A high density electronic switching matrix (ESM) includes several splitting modules (200) arranged along a first axis, each including a signal input (202) and several splitter outputs (204). The...
|
|
|
6449274 |
Apparatus for high speed communication system
Methods and devices useful in high-speed scalable switching systems include a memoryless switch fabric, per virtual channel queuing, digital phase aligners, randomized and complement connection...
|
|
|
6445705 |
Method for a high speed communication system
Methods and devices useful in high-speed scalable switching systems include a memoryless switch fabric, per virtual channel queuing, digital phase aligners, randomized and complement connection...
|
|
|
6392544 |
Method and apparatus for selectively activating radio frequency identification tags that are in close proximity
A radio frequency identification exciter (200) includes a plurality of antenna elements (122a-i) that are spaced to define active areas (130a-e). A matrix switch (202) flexibly connects the...
|
|
|
6388557 |
Telecommunication system for remotely controlling electronic devices
An electronic signal communication system for processing remote signals to be conveyed from a subscribed transmitting client to a subscribed receiving client. Several transmitters, each having...
|
|
|
6297731 |
Vehicle remote control system having keyless entry and piggyback control features and associated methods
A vehicle control system includes a data communications bus, a remote keyless entry (RKE) system, and a piggyback controller at the vehicle for performing a desired function based upon...
|
|
|
6295282 |
Calibrated low loss radio frequency switch matrix
A system for switching radio frequency signals from an input side (5, FIG. 1 ) to an output side (6) can be used to combine multiple input signals to form a single output and to distribute a single...
|
|
|
6285677 |
Switching matrix for a communications network
In a switching center having input and output lines, a switching matrix includes primary switching elements, bus structures for respectively connecting one subset of input lines to the primary...
|
|
|
6208636 |
Apparatus and method for processing signals selected from multiple data streams
A multiple data stream processing arrangement includes a receiver/signal processor (14) and a plurality of signal input paths (11, 12) which meet at a junction (36). A junction output from the...
|
|
|
6198873 |
Editing system and video signal output system
An editing system and a video signal output system are disclosed. The inventive system comprises a server for reproducing video signals for a plurality of scenes from disk drives and for...
|
|
|
5940008 |
Communications switching network
A communications network is provided in which switching nodes configure periodically. There is a plurality of shortest paths having equal propagation delays between two switching nodes between...
|
|
|
5784003 |
Network switch with broadcast support
A local area network switch includes input and output ports for receiving and transmitting broadcast and unicast data transmissions from and to corresponding network stations and a crosspoint...
|
|
|
5781124 |
Electrically configurable connection matrix between lines of at least one input/output port for electrical signals
An electrically configurable connection matrix provides connection of computing and/or telecommunication systems. The matrix comprises a dielectric support on which first and second networks of N...
|
|
|
5734334 |
Programmable port for crossbar switch
An electronic crossbar switch employs a switch array for selectively routing digital and analog signals between its terminals. A separate port for each terminal provides a path for digital and...
|
|
|
5706276 |
System for restoration of communications networks
Difficulties with prior disrupted communications restoration systems are overcome by employing for each node of a communications network a restoration processor in which predetermined functions of...
|
|
|
5682147 |
Method and apparatus for selecting a receive frequency in a communication receiver
A method and apparatus select a receive frequency of a receiver (400) in a system having coverage areas divided into zones. A primary scan list is stored in the receiver (400) and contains coverage...
|
|
|
5596569 |
Telecommunications switch with improved redundancy
A programmable telecommunications switch has automatic backup of line cards to provide complete redundancy. The switch has I/O cards which terminate the external telecommunications spans. Each I/O...
|
|
|
5541586 |
Visual outlet identification in a cable management system
A cable management system which provides routing of wired services between service lines (16) and user lines (18). Each service line enters the cable management system at a service termination unit...
|
|
|
5532937 |
Switching of multiple multimedia data streams
A method of switching multimedia data streams in response to requests to allocate or deallocate a user on a network receiving those data streams is herein described. The data streams are...
|
|
|
5530434 |
Matrix switcher apparatus for selectively outputting information signals in response to control signals in the form of various communication protocols
A matrix switcher apparatus for selectively outputting information signals includes a first matrix switcher unit for selectively outputting an information signal according to control signals in the...
|
|
|
5465087 |
Broadband switch
A broadband space switch matrix includes a parallel combination of individual switch modules each comprising a cascade of pass-transistor selectors, NAND gates, and inverters arranged into a...
|
|
|
5459718 |
Cross connection by using a switch request flag in a digital signal fails before supply to cross connected switch units
In a cross connecting network wherein a branching device branches a group of digital signals into duplexed groups for supply to two switch matrix devices, each including switch elements in foremost...
|
|
|
5414696 |
Cell exchanging apparatus
An ATM cell exchanging apparatus includes an ATM cell switch for a first system #1 and an ATM cell switch for a second system. These cell switches distribute input cells to appropriate output...
|
|
|
5410300 |
Distributed crossbar switch architecture
A switching array as described for connecting ones of a plurality of data sources to ones of a plurality of data sinks. The array includes source data busses which transmit from a connected source,...
|
|
|
5396512 |
Port transceiver for providing communication between a signal transmitting and receiving machine and a space switch
A switcher has a plurality of input ports and a plurality of output ports. A plurality of port transceivers each have first and second I/O ports, an input port connected to an output port of the...
|
|
|
5359536 |
Programmable gate array with improved interconnect structure, input/output structure and configurable logic block
A programmable gate array with an improved interconnect structure facilitates multi-source networks, communication of signals long distances across the array, and creation of networks in a...
|