(technology) Synonym of アンテナ (antena, “antenna”); an aerial (device for receiving or transmitting)

quality

high-quality

good quality

improvement, an action taken to improve / improvement, a spontaneous change for the better

(transitive) to improve, to make better / (intransitive) for something to improve on its own

betterment, improvement, amelioration

needed, necessary

need, necessity

reception of a signal, such as a broadcast signal / reception of a communication, such as an email or telegraph / reception of information