位相 いそう偏移 へんい変調 へんちょうでしょう
isō hen'ihenchōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 位相偏移変調

1. Phase-shift keying, likely.; Probably phase-shift modulation.

Polite
Presumptive
Conjecture
Computing