may be stored in registers and or memory a u201c computing platform u201d may comprise one or more processors in the context of this document the term u201c wireless u201d and its derivatives may be used to describe circuits devices systems methods techniques communications channels etc that may communicate data through the use of modulated electromagnetic radiation through a non solid medium the term does not imply that the associated devices do not contain any wires although in some embodiments they might not in keeping with common industry terminology the terms u201c base station u201d u201c access point u201d and u201c ap u201d may be used interchangeably herein to describe an electronic device that may communicate wirelessly and substantially simultaneously with multiple other electronic devices while the terms u201c mobile device u201d and u201c sta u201d may be used interchangeably to describe any of those multiple other electronic devices which may have the capability to be moved and still communicate though movement is not a requirement however the scope of the invention is not limited to devices that are labeled with those terms similarly the terms u201c spatial division multiple access u201d and sdma may be used interchangeably as used herein these terms.