Inside GNSS: Engineering Solutions from the Global Navigation Satellite System Community
GPS Galileo Glonass BeiDou Regional/Augmentation
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Events • June 26, 2011

Summer Dreams: Case Western Wins Robotic Lawnmower Contest

A team from Case Western Reserve University in Cleveland, Ohio took home the top $15,000 prize and a special award for the most aesthetically pleasing cut in the three-day 2011 Robotic Lawnmower Competition held in Dayton, Ohio on May 31 through June 2.

The second place award of $10,000 went to Auburn University and Wright State University won the third place prize of $5,500.  

October 5, 2011 - October 6, 2011
Exton, Pennsylvania USA
May 20, 2011

China Plans Another Eight Compass/BeiDou Lanches by End of 2012

According to a May 19 People’s Daily report, China will launch another eight Beidou navigation satellites before the end of next year.

Speaking at the second Chinese Satellite Navigation Academic Annual Meeting in Shanghai on May 18, Ran Chengqi, the director of the Chinese Satellite Navigation Administrative Office, said the overall testing of the Compass/BeiDou satellite navigation system will be finished on Oct. 10, 2011.

May 18, 2011 - May 20, 2011
Shanghai, China
June 13, 2011 - June 16, 2011
Brisbane, Australia
April 10, 2011

China Launches 8th Compass/BeiDou-2 Satellite — an IGSO

Xinhua, the Chinese news agency, reported today (April 10, 2011) that China launched the eighth Compass/BeiDou-2 satellite on a 3A Long March carrier rocket at 4:47 A.M. Sunday from Xichang launch center in Sichuan Province.

September 5, 2011 - September 9, 2011
Tokyo, Japan
March 2, 2011

Beihang Authors Suggest TMBOC Design for China's Compass B1 Civil Signal

Despite the fact that China's rapidly developing global navigation satellite system now has seven spacecraft in orbit intermittently broadcasting test signals, it is the only GNSS provider that has not yet published a draft version of its interface control document (ICD), although one has reportedly been completed for more than a year.

Against that background, any new source of information about the directions of the Compass design — official, semi-official, or other — draws special attention.

Inside GNSS • January/February 2011

GNSS Interoperability

In the beginning, there was only the NAVSTAR Global Positioning System (GPS): an astounding start to the world of global navigation satellite systems (GNSS).

Since the United States declared full operational capability (FOC) for GPS in 1995, two major things have occurred:

December 17, 2010

China Adds Another IGSO Satellite to Compass/BeiDou-2 Constellation

China successfully launched the seventh BeiDou-2 satellite — the second inclined geostationary orbit (IGSO) — today (4 a.m., December 18 local time) from the Xichang Satellite Launch Center in Sichuan province.

In 2010 China added five spacecraft to its constellation.

Jammer Dectector
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