The Collaborative International Dictionary of English v.0.48:

Ich \Ich\ ([i^]k), pron.
   I. [Obs.] --Chaucer.
   [1913 Webster]

   Note: In the Southern dialect of Early English this is the
         regular form. Cf. Ik.
         [1913 Webster]

V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

ICH
       I/O Controller Hub [aka Southbridge] (Intel, I/O, GMCH)


V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

ICH
       Intelligent Connection Handling (BIG)