Semtech filed suit against Technology Licensing Corporation (TLC) [NPE], Pixel Instruments, and J. Carl Cooper.  The complaint is currently unavailable.  TLC has filed over 25 suits since 2001 against defendants including Apple, Dell, Google, LG, Samsung, and Sony.  On its website, TLC claims to own over 60 issued patents and to have generated over $100 million in licensing revenues.  Carl Cooper is one of the named inventors on the patents-in-suit, which were assigned to TLC in 2001.  4/25, Northern District of California, Judge Kandis A. Westmore, 4:2012cv02082.