04761642 is referenced by 49 patents and cites 7 patents.

An apparatus for displaying the display outputs of a plurality of simultaneously active computer processes in corresponding windows on a single screen includes a microcomputer, a display screen and display system software. The software represents a plurality of virtual terminals, one corresponding to each active process, for emulating the operation of real terminals communicating with the processes. Each virtual terminal maintains a display list comprising a set of instructions defining a display on a screen according to the output from the corresponding process. The software also includes a screen process for maintaining a subrectangle list comprising a set of instructions for allocating window portions of the screen to the displays defined by the separate display lists. A display list processor is provided for creating the windows on the screen according to the display and subrectangle lists.

Title
System for providing data communication between a computer terminal and a plurality of concurrent processes running on a multiple process computer
Application Number
6/784413
Publication Number
4761642
Application Date
October 4, 1985
Publication Date
August 2, 1988
Inventor
Gregory G Huntzinger
West Linn
OR, US
Agent
Robert S Hulse
Daniel J Bedell
Assignee
Tektronix
OR, US
IPC
G09G 1/16
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