TY - JOUR AU - Rezazadeh, Arezu AU - Abed Hodtani, Ghosheh TI - A New Upper Bound for Free Space Optical Channel Capacity Using a Simple Mathematical in Equality JO - Journal of Information Systems and Telecommunication (JIST) VL - 1 IS - 1 SP - 1 EP - 10 PY - 2013 DO - 10.7508/jist.2013.01.001 ER -