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About John Fischer

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John Fischer is the vice president of advanced R&D at Orolia.

Posts by John Fischer

First Fix: Two PNTs are better than one Posted on 22 Mar 2021 in the From the Magazine & Opinions & UAV/UGV categories.

With a very good PNT device already installed for flying the aircraft, why not just tap into that one for the payload, right? This might not be a good idea,... Read more»

Modern miracle brings timing to the ‘Information Superhighway’ Posted on 21 Sep 2020 in the Opinions categories.

In 1990, I had just left the military electronics industry (radars, electronic warfare) and entered the growing wireless telecom industry. Recall, this was at the end of the Cold War... Read more»

The role of GNSS in driverless cars Posted on 01 Aug 2018 in the Featured Stories & From the Magazine & OEM & Transportation categories.

Authenticated localization in driverless cars Growing awareness of the vulnerabilities of GNSS signals — weak, unencrypted and easily jammed or spoofed — have made GNSS less important to steering the... Read more»

Expert Opinions: Ensuring full utility while evolving GNSS Posted on 21 Sep 2017 in the From the Magazine & GNSS & Opinions categories.

Q: How can the safety, security, and full utility of GNSS applications be ensured while evolving to the best and most efficient use of limited and extremely valuable electromagnetic spectrum?... Read more»