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TAG: QZSS

Image: GPS World

The System: QZSS Puts L1C on the Air

December 1, 2010

QZSS Puts L1C on the Air JAVAD Receivers Track the First Truly Interoperable Signal JAVAD GNSS engineers in […]


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Figure 1. Left, the orbit path of three QZSS satellites will eventually keep at least one of them directly over Japan at all times. Right, the inclined geosynchronous orbit of the fifth Compass satellite, launched in July, has a similar ground track and mission goal.

The System: Michibiki Takes Up Station and Other GNSS Constellation Updates

September 1, 2010

As this issue goes to press in late August, the first Japan Aerospace Exploration Agency Quasi-Zenith Satellite System […]


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Image: GPS World

Out in Front: Beyond Cute

September 1, 2010

Michibiki has more Twitter followers than you and me put together. All of you, and all of me with my 17 followers. Michibiki hit 16,284 when I signed on just now, and she (he?) has not yet even emerged upon the global stage. Perhaps by the time you read this, if the September 11 launch date holds true, s/he will be an orbiting, broadcasting entity.


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