Asian Surveying & Mapping
Breaking News
Israel Aerospace Industries Successfully Doubles Venµs Satellite’s Expected Service Life
Venµs changed altitude in space and will carry out...
South Korea launches KASS satellite to augment GPS
South Korea has successfully launched a precision aviation satellite...
China launches new batch of remote sensing satellites
XICHANG, June 23 (Xinhua) -- China successfully launched three...
Kenya launches nationwide airborne geophysical survey
Kenyan President Uhuru Kenyatta Tuesday launched the final report...
South Korea successfully launches home-grown Nuri space rocket
South Korea’s domestically built Nuri rocket successfully placed a...
Isro PSLV-C53 launch announced for June 30
The mission faced multiple initial delays, but was eventually...
Strong progress being made on the UK’s Geospatial Strategy
Annual plan published shows the Geospatial Commission’s progress on...
Israel Deploys Medicine Data-Map Skills to Avert Food Crisis
Even before the first wave of Covid-19 swept through...
Bricsys’ local partner, ACA Pacific, selected by Singapore government as Productivity Solutions Grant (PSG) vendor
The partnership will enable Singaporean companies to access the...
MapmyIndia joins hands with ISRO to boost 3D mapping
Homegrown navigation firm MapmyIndia on Friday said it has...

February 14th, 2011
Spirent – Improving Railway Navigation

The use of GNSS in navigation, timing and related systems for transportation is ever increasing. The railways are no exception. There are various programmes underway looking at the application of GNSS to the railway for safety-critical functions. Significant among these is train location and control. Traditional line-side signalling is expensive through installation, operation and maintenance. It is inflexible; signalling headways and hence capacity are determined by physical location of signals, track circuits and associated infrastructure, and it is vulnerable; signalling cables and apparatus are frequently stolen by metal thieves – it’s scrap value being very high. Read More