downlink vs pin on

downlink

noun
  • Transmission of data from a network, usually wireless, to the user. 

  • The transmission of a signal from a satellite to a receiving station on earth; or the means of this transmission. 

verb
  • To transmit a signal from a satellite to a terrestrial receiving station. 

pin on

verb
  • To place the blame for (something) on (someone), especially unjustly. 

How often have the words downlink and pin on occurred in a corpus of books? (source: Google Ngram Viewer )