Railway information transmission method and system
US6374165B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2001 |
| Grant date | Apr 16, 2002 |
| Priority date | — |
| Expiry date | Mar 29, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L1/242
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
In a railway information transmission method and system wherein information is transmitted by a consecutive transmission mode between on-vehicle control equipment and ground control equipment, a redundant code which is updated in accordance with a predetermined procedure every transmission processing is affixed to information to-be-communicated, the information being then transmitted, and on a reception side, a logical operation is performed on the redundant code which is contained in the received information and a redundant code which is created on this side and which is updated in a predetermined procedure. Thus, the trouble of a transmission path can be simply found, and further, the safety. of train service based on an automatic train control or the like can be enhanced.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.