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Articles GNSS Jamming and Spoofing, aka Galileo's Authentication Algorithm Part 3 Posted on 16 mins read Welcome to part 3 of my series on OSNMA, the proposed Galileo Navigation Message Authentication protocol. This part can be read independently from part 1 and part 2, but it might be useful to read the introduction to part 1. This post attempts to explain GPS (GNSS) jamming and spoofing, so it might be a useful read even if you don’t care about Galileo or its authentication. As usual, I’ve been helped tremendously by Daniel Estévez & many other researchers and Galileo professionals, a...

Philips TV Tuner History pt5 Competition and Growth Introduction We have reached the end of the 1980s, probably the turning point in the Philips Tuner history. On the one hand the business has been doing well: constant consolidation of (mainly European and US) competitors has substantially increased the market share and volumes, making it one of the global top3 tuner makers. However, in parallel the emergence of Japanese competition has made the business environment increasingly harsh, with a serious pressure on profitability and thus cost. Although Philips with its UV800 tuner family has pro...