Mobile network standards are full of acronyms. I love it.
In case you did not know, the letter Q in PHICH stands for "request".
replies(2):
In case you did not know, the letter Q in PHICH stands for "request".
here is the letter Q in PHICH:
https://github.com/srsran/srsRAN_4G/blob/master/lib/src/phy/...
as the sibling comment states, q is the reQuest
In colors (design, printing,...), the "K" in CMYK stands for "blacK"