Qualcomm has received $9.2 billion in royalty payments from Samsung alone in the past four years of Galaxy S line.
That's billion.
This came after Samsung had already paid Qualcomm $1.3 billion for the use of its patents back in 2009.
http://wccftech.com/qualcomm-reconsiders-chip-business-samsungs-snapdragon-due-patent-royalties/
http://news.softpedia.com/news/Samsung-Pays-1-3-Billion-for-Patent-Licenses-to-Qualcomm-126345.shtml