GNSS came in for a self-examination at this year’s Munich Satellite Navigation Summit, the prime institutional and political venue among the assorted technical conferences dealing with satellite navigation. The 2009 conference was titled “The GNSS Race,” but this year it is “GNSS — Quo...More>>

The first China Satellite Navigation Conference (CSNC2010) will be held on May 19-21, 2010, in Beijing. Academician Sun Jiadong serves as chairman of the Scientific Committee of the conference.More>>

The U.S. Air Force GPS Wing and 50th Space Wing have begun repositioning GPS satellites in space to fly what they call the 24+3 or Expandable 24 constellation plan. The initiative will take up to 24 months to fully implement. Benefits to users will be slowly realized during that time, as the number...More>>

The Chinese government announced a third Beidou navigation satellite was launched into orbit on January 17, an important step in the construction of the Compass Navigation Satellite System.More>>

Beidou G2, launched last April, has drifted 10 degrees from its initial geostationary orbital slot. G2 is the Chinese global navigation satellite system's second satellite. This may mean that it is uncontrollable and has been abandoned. Such a failure — if it is one — may delay launch of new...More>>

China presented one possible solution to the impasse on frequency overlay between that country’s Compass system and the European Galileo program. In a July 30 talk before the International Committee on GNSS (ICG) Working Group A – Compatibility and Interoperability (WG-A) in Vienna, Yuanxi...More>>

One of the satellites in the Chinese domestic satellite navigation system, Beidou, is no longer in geostationary orbit and appears to have been abandoned.More>>

As the August print issue of the magazine will report, one of the satellites in the Chinese domestic satellite navigation system, Beidou, has exited geostationary orbit and appears to have been abandoned. Contributing editor Richard Langley noticed some aberrant data when compiling GNSS...More>>

The Chinese news agency Xinhua reports the successful launch on April 14 of a second Beidou/Compass global navigation satellite, destined for geostationary orbit along the equator at an altitude of about 22,300 miles.More>>

Guifeng Jing (GJ) wrote in our May issue that ?I plan to do some research work on the establishment of integrated system of systems for users in China, to help domestic providers of digital maps, regional and thematic service systems, and service operators to sit together and discuss the...More>>