ECG is a quite mature product from TI or ADI and I think the trend is further reduce the cost and complexity or even lower power. Going SoC device may only be good for academic purpose rather than putting anything innovative. Anyway this article is good for new comer.
Thats quite true that readily available solutions are there but for academic purpose PSoC is a growing technology and it always helps this kind of article to make use of growing technology for some unseen betterment.
Drones are, in essence, flying autonomous vehicles. Pros and cons surrounding drones today might well foreshadow the debate over the development of self-driving cars. In the context of a strongly regulated aviation industry, "self-flying" drones pose a fresh challenge. How safe is it to fly drones in different environments? Should drones be required for visual line of sight – as are piloted airplanes? Join EE Times' Junko Yoshida as she moderates a panel of drone experts.