Is this a similar concept as the cancelled Soviet Lavochkin La-350 ramjet cruise missile design of the 50's, which was based on ideas of a German Dr. Wolf Trommsdorf (who was working for the Russians after the WW2)?

https://en.wikipedia.org/wiki/Burya

edit: a bit more info (German only, sorry) http://www.fliegerrevuex.aero/mach-35-interkontinentalflugko...