초록 ▼

The invention concerns using multiple computers to hold a conference. Under the invention, an application program can run on a single computer, yet remote participants can issue commands to the program. Remote participants can watch the program operate, because the invention replicates the display w

The invention concerns using multiple computers to hold a conference. Under the invention, an application program can run on a single computer, yet remote participants can issue commands to the program. Remote participants can watch the program operate, because the invention replicates the display window of the running program onto the displays of the remote computers. Any participant can make annotations on the participant's own computer display. The invention copies the annotations to the displays of the other participants.

대표청구항 ▼

[ What is claimed is:] [1.] In a computer operating system(A) which runs a single application program, and(B) in which both the program and the operating system call graphics functions from a graphics library, which draw images on a display, the improvement comprising:a) creating a surrogate library

[ What is claimed is:] [1.] In a computer operating system(A) which runs a single application program, and(B) in which both the program and the operating system call graphics functions from a graphics library, which draw images on a display, the improvement comprising:a) creating a surrogate library of graphics functions, which correspond to the graphics functions in the graphics library;b) when the program calls a graphics function, causing the corresponding surrogate function to be called;c) transmitting the identity of each surrogate function to remotes; andd) executing the function on a host.