Hewllett-Packard is a software developer for Windows.
It is reported that the following Windows processes are part of Conexant CX20493-58 Modem Driver:
If you want to remove Conexant CX20493-58 Modem Driver from your computer, just go to Start > Control Panel > Add/Remove programs and select Conexant CX20493-58 Modem Driver from the list of programs.