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TAG: Japan

Image: GPS World

QZSS May Expand to Meet Japan’s Surveillance Needs

August 22, 2014

The Japan News is reporting that the Japanese Committee on the National Space Policy has compiled a draft […]


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Image: GPS World

Japan to Expand QZSS with Three Birds, Ground Control

April 5, 2013

The Japanese government has ordered three navigation satellites from Mitsubishi Electric Corp. to expand the Quasi-Zenith Satellite System […]


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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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