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5295140 |
Method for multi-purpose utilization of resources in a communication system
A communication resource is subdivided as a function of time into a plurality of time slots (210), which may then be further subdivided on a non-periodic basis into a number of sub-slots (220). In...
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5276682 |
Medium access technique for LAN systems
In a communication system comprising several nodes and a scheduler interconnected by a serial transmission medium, data are transmitted in time slots. The scheduler marks time slots either as...
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5214649 |
Insert/remove signalling in LAN systems
In a communication system comprising several nodes and a scheduler interconnected by a serial transmission medium, signalling information is transmitted by inserting it whenever required in the...
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5173898 |
Multiple-access control for a communication system with order pad passing
In a communication system comprising node stations connected to a bus, a headend unit releases, for sequentially numbered cycles, time slots as previously requested in an order pad passing...
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5088094 |
Accessing of transmission channels of a communication system
In a communications system with a plurality of subscriber stations independent from each other, where each subscriber station can access according to a multiple access method a joint duplex...
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4998244 |
High speed module interconnection bus
A method and apparatus for providing communication among N modules connected to a common communication bus uses a bus structure with a reserve line for signaling the occurrence of a reservation...
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4907224 |
Method for transmitting data in multiple access data communications networks
A method for transmitting data in packet switching networks provides a Collision-Eliminating Multiple Access protocol in which nodes desiring to transmit over the network channel transmit...
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4907222 |
Vehicle multiplex system
A time division multiplex system for motor vehicles and other applications in which data signals are adapted to be sent through the system in cyclical fashion during each of a series of time...
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4890224 |
Method and apparatus for fault tolerant communication within a computing system
A method and apparatus for fault tolerant communication among a plurality of I/O controllers and a communication controller using an I/O bus having byte-parallel and bit-serial data lines. Each...
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4736371 |
Satellite communications system with random multiple access and time slot reservation
A multiple access data communication system is disclosed wherein a communication channel is shared by a plurality of stations. The channel is divided into frames each being partitioned into time...
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4713805 |
Method and device for selecting one station from a set of stations dialoging with a main station
In a method of selecting one station from a set of stations dialoging with a main station, the main station consults groups of stations one at a time, sending a consultation message to each group...
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4677613 |
Network system for connecting multiple I/O devices to computers
A method of allocating transmission time for a plurality of I/O devices (14) connected to a transmission line (12) comprising the steps of causing each device to listen constantly to determine if...
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4612637 |
Multiple-access communications system
A multiple-access communications system for an unlimited user population wherein a system controller continuously transmits Aloha signals on a slot-by-slot basis giving an updated number of time...
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4550401 |
Delivery information packet switching system
A packet switching system having local area communication networks supporting telephone trunk circuits by utilizing delivery information. The networks utilize serial, unidirectional, broadcast-type...
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4538147 |
Bandwidth allocation in a token controlled loop communications network
A method of allocating available bandwidth between stations configured in a write token controlled loop communications network. When a station desires to reserve additional bandwidth to itself, it...
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4516240 |
Time division digital signal transmission system with block packing
A multistation digital communication network of the type wherein station packet signals are transmitted during periodically repeated block times, a plurality of blocks forming a frame, each block...
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4507778 |
Digital transmission system
In a multi station communication network wherein interstation communications are carried out by transmitting packets of information in selected blocks of repeating time division multiplex frames,...
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4504945 |
Computer network system
Two hairpin networks are provided between two owner stations. A plurality of member stations are connected along the networks for mutual data communication. Each member station has two sets of...
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4498169 |
Multiaccess broadcast communication system
A time division multiple access communication system utilizing a transmission medium, such as the broadband cable of a CATV system having a retransmission facility at the head end thereof to which...
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3961139 |
Time division multiplexed loop communication system with dynamic allocation of channels
In a time division multiplexed loop communication system, a plurality of terminals share one or more channels of a multichannel frame, with a second plurality of terminals assigned to different...
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3921137 |
Semi static time division multiplex slot assignment
A plurality of time division multiplexed time slots circulate on a loop communication link, some of said time slots being permanently assigned to terminals connected to the loop and others being...
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