Method and system for providing redundancy in railroad communication equipment
US7783397B2 · kind B2 · utility
14Cited by
21References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 10, 2004 |
| Grant date | Aug 24, 2010 |
| Priority date | — |
| Expiry date | Feb 8, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB61L3/127
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A railway communication system (10) includes a transmitter (12) receiving an input and producing a communication signal (18). The communication signal (18) includes at least two different portions (20,22) for separately encoding respective indications (38,40) of the input. The system also includes a receiver (14) coupled to a controlled device, the receiver (14) extracting at least one of the respective indications (38,40) from the communication signal (18). The receiver controls the device responsive to the at least one extracted indications (38,40).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.