had noticed, was aware
殴られた事気づいてたんだな
So you did realize you'd been hit.
— ブエノスアイレス (1997)
これに気づいてた?
Did you notice this?
気づいてたよ
I noticed.
— ザ・マン・フロム・アース (2007)
それは気づいてたよ。
I had noticed that.