发明名称 |
Addressing method and communication system having such an addressing method |
摘要 |
A method retrieves subscriber identifications in a communication network having multiple sub-scribers which are connected to a ring-shaped transmission path. A first telegram is outputted onto the ring-shaped transmission path which comprises a sequence of telegram fields, wherein each subscriber is allocated a telegram field for entering its subscriber identification and each subscriber checks during the passing-through of the first telegram if the subscriber identification field allocated to the subscriber is vacant, and upon detecting a vacant subscriber identification field enters its subscriber identification. |
申请公布号 |
US9130773(B2) |
申请公布日期 |
2015.09.08 |
申请号 |
US201213416681 |
申请日期 |
2012.03.09 |
申请人 |
Beckhoff Automation GmbH |
发明人 |
Büttner Holger;Sachs Jens |
分类号 |
H04J1/16;H04L12/42;H04L12/403;H04L29/12;H04L12/24 |
主分类号 |
H04J1/16 |
代理机构 |
Dorsey & Whitney LLP |
代理人 |
Longley Nathaniel P.;Dorsey & Whitney LLP |
主权项 |
1. A method for retrieving subscriber identifications in a communication system having multiple subscribers which are connected to a ring-shaped transmission path, the method comprising:
outputting a first telegram onto the ring-shaped transmission path by a control computer, which first telegram comprises a sequence of telegram fields, wherein each subscriber is allocated a telegram field for entering its subscriber identification and each subscriber checks during passing-through of the first telegram if the subscriber identification field allocated to the subscriber is vacant; upon detecting a vacant subscriber identification field, each subscriber entering that subscriber's subscriber identification; and outputting a second telegram onto the ring-shaped transmission path by the control computer, which second telegram contains the subscriber identification fields of the first telegram after circulation of the first telegram on the ring-shaped transmission path. |
地址 |
Verl DE |