Virtual Device Driver


Also found in: Acronyms.

Virtual Device Driver

(operating system)
(VxD) A device driver under Windows 3.x/Windows 95 running as part of the kernel and thus having access to the memory of the kernel and all running processes as well as raw access to the hardware. VxD's usually have the filename extension .386 under Windows 3.x and .vxd under Windows 95. VxD's written for Windows 3.x can be used under Windows 95 but not vice versa.
References in periodicals archive ?
SelectPlay uses MSI's MediaRemote(TM) technology to deliver a virtual device driver to the PC, enabling the user to remotely play CD-ROM titles installed on a server residing at the broadband service provider.
Mac-In-DOS also now utilizes virtual device driver (VXD) technology, which greatly speeds up the file transfers.
11 users, the ShivaRemote dial-in client has been improved to run as a Virtual Device Driver (VxD) occupying a mere 2K of conventional DOS memory.

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