ログイン中ちゅう

noun which may take the genitive case particle 'no'

logged in; online

Computing term indicating a user is currently authenticated and connected to a system. Often used as a status indicator.

• 現げん在ざい、ログイン中ちゅうのユーザーは3人にんです。

  There are currently three users logged in.

• ログイン中ちゅうにセッションが切きれました。

  The session expired while I was logged in.