Communication system
First Claim
1. A communication system having at least one central arrangement and a plurality of mutually independent subscriber stations, in which a subscriber station, after transmission of a request for access, awaits an authorization for access to be granted by the central arrangement, characterized in that the subscriber station repeats its request for access, once it has established that another subscriber station, which transmitted its request for access at a later instant, has received an authorization for access,wherein the subscriber station, when transmitting a request for access, stores an identification code which indicates the time rank of its request for access in the order of the requests for access, from further subscriber stations, occurring on a control channel.
3 Assignments
0 Petitions
Accused Products
Abstract
In a communication system having at least a central arrangement and a plurality of mutually independent subscriber stations, a subscriber station, after transmitting a request for access, expects an authorization for access to be granted by the central arrangement. For this purpose it is proposed that the subscriber station repects its request for access once it has established that a further subscriber station, which transmitted its request for access at a later instant, recesses and authorization for access.
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Citations
15 Claims
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1. A communication system having at least one central arrangement and a plurality of mutually independent subscriber stations, in which a subscriber station, after transmission of a request for access, awaits an authorization for access to be granted by the central arrangement, characterized in that the subscriber station repeats its request for access, once it has established that another subscriber station, which transmitted its request for access at a later instant, has received an authorization for access,
wherein the subscriber station, when transmitting a request for access, stores an identification code which indicates the time rank of its request for access in the order of the requests for access, from further subscriber stations, occurring on a control channel.
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13. A communication system having at least one central arrangement and a plurality of mutually independent subscriber stations, in which a subscriber station, after transmission of a request for access, awaits an authorization for access to be granted by the central arrangement, characterized in that the subscriber station repeats its request for access, once it has established that another subscriber station, which transmitted its request for access at a later instant, has received an authorization for access,
wherein when authorizations of different priorities are used, the subscriber station repeats the request for access, once it has established that another subscriber station of identical or lower priority, which transmitted its request for access at a later instant has received an authorization for access.
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15. A communication system having at least one central arrangement and a plurality of mutually independent subscriber stations, in which a subscriber station, after transmission of a request for access, awaits an authorization for access to be granted by the central arrangement, characterized in that the subscriber station repeats its request for access, once it has established that another subscriber station, which transmitted its request for access at a later instant, has received an authorization for access,
wherein the subscriber station comprises a timing circuit, which is started when the request for access is transmitted, and in that another request for access is transmitted after a time interval, predetermined by means of the timing circuit, has elapsed, without any authorization for access having been received by the subscriber station.
Specification